doc: add Meson coding style to contributors guide
[dpdk.git] / lib / librte_pipeline / rte_swx_pipeline.c
index eb5b327..a2732a1 100644 (file)
@@ -5,9 +5,15 @@
 #include <string.h>
 #include <stdio.h>
 #include <errno.h>
+#include <inttypes.h>
 #include <sys/queue.h>
+#include <arpa/inet.h>
 
 #include <rte_common.h>
+#include <rte_prefetch.h>
+#include <rte_byteorder.h>
+#include <rte_cycles.h>
+#include <rte_meter.h>
 
 #include "rte_swx_pipeline.h"
 #include "rte_swx_ctl.h"
@@ -19,7 +25,80 @@ do {                                                                           \
 } while (0)
 
 #define CHECK_NAME(name, err_code)                                             \
-       CHECK((name) && (name)[0], err_code)
+       CHECK((name) &&                                                        \
+             (name)[0] &&                                                     \
+             (strnlen((name), RTE_SWX_NAME_SIZE) < RTE_SWX_NAME_SIZE),        \
+             err_code)
+
+#define CHECK_INSTRUCTION(instr, err_code)                                     \
+       CHECK((instr) &&                                                       \
+             (instr)[0] &&                                                    \
+             (strnlen((instr), RTE_SWX_INSTRUCTION_SIZE) <                    \
+              RTE_SWX_INSTRUCTION_SIZE),                                      \
+             err_code)
+
+#ifndef TRACE_LEVEL
+#define TRACE_LEVEL 0
+#endif
+
+#if TRACE_LEVEL
+#define TRACE(...) printf(__VA_ARGS__)
+#else
+#define TRACE(...)
+#endif
+
+/*
+ * Environment.
+ */
+#define ntoh64(x) rte_be_to_cpu_64(x)
+#define hton64(x) rte_cpu_to_be_64(x)
+
+#ifndef RTE_SWX_PIPELINE_HUGE_PAGES_DISABLE
+
+#include <rte_malloc.h>
+
+static void *
+env_malloc(size_t size, size_t alignment, int numa_node)
+{
+       return rte_zmalloc_socket(NULL, size, alignment, numa_node);
+}
+
+static void
+env_free(void *start, size_t size __rte_unused)
+{
+       rte_free(start);
+}
+
+#else
+
+#include <numa.h>
+
+static void *
+env_malloc(size_t size, size_t alignment __rte_unused, int numa_node)
+{
+       void *start;
+
+       if (numa_available() == -1)
+               return NULL;
+
+       start = numa_alloc_onnode(size, numa_node);
+       if (!start)
+               return NULL;
+
+       memset(start, 0, size);
+       return start;
+}
+
+static void
+env_free(void *start, size_t size)
+{
+       if (numa_available() == -1)
+               return;
+
+       numa_free(start, size);
+}
+
+#endif
 
 /*
  * Struct.
@@ -181,7 +260,470 @@ struct header_out_runtime {
 /*
  * Instruction.
  */
+
+/* Packet headers are always in Network Byte Order (NBO), i.e. big endian.
+ * Packet meta-data fields are always assumed to be in Host Byte Order (HBO).
+ * Table entry fields can be in either NBO or HBO; they are assumed to be in HBO
+ * when transferred to packet meta-data and in NBO when transferred to packet
+ * headers.
+ */
+
+/* Notation conventions:
+ *    -Header field: H = h.header.field (dst/src)
+ *    -Meta-data field: M = m.field (dst/src)
+ *    -Extern object mailbox field: E = e.field (dst/src)
+ *    -Extern function mailbox field: F = f.field (dst/src)
+ *    -Table action data field: T = t.field (src only)
+ *    -Immediate value: I = 32-bit unsigned value (src only)
+ */
+
+enum instruction_type {
+       /* rx m.port_in */
+       INSTR_RX,
+
+       /* tx port_out
+        * port_out = MI
+        */
+       INSTR_TX,   /* port_out = M */
+       INSTR_TX_I, /* port_out = I */
+
+       /* extract h.header */
+       INSTR_HDR_EXTRACT,
+       INSTR_HDR_EXTRACT2,
+       INSTR_HDR_EXTRACT3,
+       INSTR_HDR_EXTRACT4,
+       INSTR_HDR_EXTRACT5,
+       INSTR_HDR_EXTRACT6,
+       INSTR_HDR_EXTRACT7,
+       INSTR_HDR_EXTRACT8,
+
+       /* emit h.header */
+       INSTR_HDR_EMIT,
+       INSTR_HDR_EMIT_TX,
+       INSTR_HDR_EMIT2_TX,
+       INSTR_HDR_EMIT3_TX,
+       INSTR_HDR_EMIT4_TX,
+       INSTR_HDR_EMIT5_TX,
+       INSTR_HDR_EMIT6_TX,
+       INSTR_HDR_EMIT7_TX,
+       INSTR_HDR_EMIT8_TX,
+
+       /* validate h.header */
+       INSTR_HDR_VALIDATE,
+
+       /* invalidate h.header */
+       INSTR_HDR_INVALIDATE,
+
+       /* mov dst src
+        * dst = src
+        * dst = HMEF, src = HMEFTI
+        */
+       INSTR_MOV,    /* dst = MEF, src = MEFT */
+       INSTR_MOV_MH, /* dst = MEF, src = H */
+       INSTR_MOV_HM, /* dst = H, src = MEFT */
+       INSTR_MOV_HH, /* dst = H, src = H */
+       INSTR_MOV_I,  /* dst = HMEF, src = I */
+
+       /* dma h.header t.field
+        * memcpy(h.header, t.field, sizeof(h.header))
+        */
+       INSTR_DMA_HT,
+       INSTR_DMA_HT2,
+       INSTR_DMA_HT3,
+       INSTR_DMA_HT4,
+       INSTR_DMA_HT5,
+       INSTR_DMA_HT6,
+       INSTR_DMA_HT7,
+       INSTR_DMA_HT8,
+
+       /* add dst src
+        * dst += src
+        * dst = HMEF, src = HMEFTI
+        */
+       INSTR_ALU_ADD,    /* dst = MEF, src = MEF */
+       INSTR_ALU_ADD_MH, /* dst = MEF, src = H */
+       INSTR_ALU_ADD_HM, /* dst = H, src = MEF */
+       INSTR_ALU_ADD_HH, /* dst = H, src = H */
+       INSTR_ALU_ADD_MI, /* dst = MEF, src = I */
+       INSTR_ALU_ADD_HI, /* dst = H, src = I */
+
+       /* sub dst src
+        * dst -= src
+        * dst = HMEF, src = HMEFTI
+        */
+       INSTR_ALU_SUB,    /* dst = MEF, src = MEF */
+       INSTR_ALU_SUB_MH, /* dst = MEF, src = H */
+       INSTR_ALU_SUB_HM, /* dst = H, src = MEF */
+       INSTR_ALU_SUB_HH, /* dst = H, src = H */
+       INSTR_ALU_SUB_MI, /* dst = MEF, src = I */
+       INSTR_ALU_SUB_HI, /* dst = H, src = I */
+
+       /* ckadd dst src
+        * dst = dst '+ src[0:1] '+ src[2:3] + ...
+        * dst = H, src = {H, h.header}
+        */
+       INSTR_ALU_CKADD_FIELD,    /* src = H */
+       INSTR_ALU_CKADD_STRUCT20, /* src = h.header, with sizeof(header) = 20 */
+       INSTR_ALU_CKADD_STRUCT,   /* src = h.hdeader, with any sizeof(header) */
+
+       /* cksub dst src
+        * dst = dst '- src
+        * dst = H, src = H
+        */
+       INSTR_ALU_CKSUB_FIELD,
+
+       /* and dst src
+        * dst &= src
+        * dst = HMEF, src = HMEFTI
+        */
+       INSTR_ALU_AND,    /* dst = MEF, src = MEFT */
+       INSTR_ALU_AND_MH, /* dst = MEF, src = H */
+       INSTR_ALU_AND_HM, /* dst = H, src = MEFT */
+       INSTR_ALU_AND_HH, /* dst = H, src = H */
+       INSTR_ALU_AND_I,  /* dst = HMEF, src = I */
+
+       /* or dst src
+        * dst |= src
+        * dst = HMEF, src = HMEFTI
+        */
+       INSTR_ALU_OR,    /* dst = MEF, src = MEFT */
+       INSTR_ALU_OR_MH, /* dst = MEF, src = H */
+       INSTR_ALU_OR_HM, /* dst = H, src = MEFT */
+       INSTR_ALU_OR_HH, /* dst = H, src = H */
+       INSTR_ALU_OR_I,  /* dst = HMEF, src = I */
+
+       /* xor dst src
+        * dst ^= src
+        * dst = HMEF, src = HMEFTI
+        */
+       INSTR_ALU_XOR,    /* dst = MEF, src = MEFT */
+       INSTR_ALU_XOR_MH, /* dst = MEF, src = H */
+       INSTR_ALU_XOR_HM, /* dst = H, src = MEFT */
+       INSTR_ALU_XOR_HH, /* dst = H, src = H */
+       INSTR_ALU_XOR_I,  /* dst = HMEF, src = I */
+
+       /* shl dst src
+        * dst <<= src
+        * dst = HMEF, src = HMEFTI
+        */
+       INSTR_ALU_SHL,    /* dst = MEF, src = MEF */
+       INSTR_ALU_SHL_MH, /* dst = MEF, src = H */
+       INSTR_ALU_SHL_HM, /* dst = H, src = MEF */
+       INSTR_ALU_SHL_HH, /* dst = H, src = H */
+       INSTR_ALU_SHL_MI, /* dst = MEF, src = I */
+       INSTR_ALU_SHL_HI, /* dst = H, src = I */
+
+       /* shr dst src
+        * dst >>= src
+        * dst = HMEF, src = HMEFTI
+        */
+       INSTR_ALU_SHR,    /* dst = MEF, src = MEF */
+       INSTR_ALU_SHR_MH, /* dst = MEF, src = H */
+       INSTR_ALU_SHR_HM, /* dst = H, src = MEF */
+       INSTR_ALU_SHR_HH, /* dst = H, src = H */
+       INSTR_ALU_SHR_MI, /* dst = MEF, src = I */
+       INSTR_ALU_SHR_HI, /* dst = H, src = I */
+
+       /* regprefetch REGARRAY index
+        * prefetch REGARRAY[index]
+        * index = HMEFTI
+        */
+       INSTR_REGPREFETCH_RH, /* index = H */
+       INSTR_REGPREFETCH_RM, /* index = MEFT */
+       INSTR_REGPREFETCH_RI, /* index = I */
+
+       /* regrd dst REGARRAY index
+        * dst = REGARRAY[index]
+        * dst = HMEF, index = HMEFTI
+        */
+       INSTR_REGRD_HRH, /* dst = H, index = H */
+       INSTR_REGRD_HRM, /* dst = H, index = MEFT */
+       INSTR_REGRD_HRI, /* dst = H, index = I */
+       INSTR_REGRD_MRH, /* dst = MEF, index = H */
+       INSTR_REGRD_MRM, /* dst = MEF, index = MEFT */
+       INSTR_REGRD_MRI, /* dst = MEF, index = I */
+
+       /* regwr REGARRAY index src
+        * REGARRAY[index] = src
+        * index = HMEFTI, src = HMEFTI
+        */
+       INSTR_REGWR_RHH, /* index = H, src = H */
+       INSTR_REGWR_RHM, /* index = H, src = MEFT */
+       INSTR_REGWR_RHI, /* index = H, src = I */
+       INSTR_REGWR_RMH, /* index = MEFT, src = H */
+       INSTR_REGWR_RMM, /* index = MEFT, src = MEFT */
+       INSTR_REGWR_RMI, /* index = MEFT, src = I */
+       INSTR_REGWR_RIH, /* index = I, src = H */
+       INSTR_REGWR_RIM, /* index = I, src = MEFT */
+       INSTR_REGWR_RII, /* index = I, src = I */
+
+       /* regadd REGARRAY index src
+        * REGARRAY[index] += src
+        * index = HMEFTI, src = HMEFTI
+        */
+       INSTR_REGADD_RHH, /* index = H, src = H */
+       INSTR_REGADD_RHM, /* index = H, src = MEFT */
+       INSTR_REGADD_RHI, /* index = H, src = I */
+       INSTR_REGADD_RMH, /* index = MEFT, src = H */
+       INSTR_REGADD_RMM, /* index = MEFT, src = MEFT */
+       INSTR_REGADD_RMI, /* index = MEFT, src = I */
+       INSTR_REGADD_RIH, /* index = I, src = H */
+       INSTR_REGADD_RIM, /* index = I, src = MEFT */
+       INSTR_REGADD_RII, /* index = I, src = I */
+
+       /* metprefetch METARRAY index
+        * prefetch METARRAY[index]
+        * index = HMEFTI
+        */
+       INSTR_METPREFETCH_H, /* index = H */
+       INSTR_METPREFETCH_M, /* index = MEFT */
+       INSTR_METPREFETCH_I, /* index = I */
+
+       /* meter METARRAY index length color_in color_out
+        * color_out = meter(METARRAY[index], length, color_in)
+        * index = HMEFTI, length = HMEFT, color_in = MEFTI, color_out = MEF
+        */
+       INSTR_METER_HHM, /* index = H, length = H, color_in = MEFT */
+       INSTR_METER_HHI, /* index = H, length = H, color_in = I */
+       INSTR_METER_HMM, /* index = H, length = MEFT, color_in = MEFT */
+       INSTR_METER_HMI, /* index = H, length = MEFT, color_in = I */
+       INSTR_METER_MHM, /* index = MEFT, length = H, color_in = MEFT */
+       INSTR_METER_MHI, /* index = MEFT, length = H, color_in = I */
+       INSTR_METER_MMM, /* index = MEFT, length = MEFT, color_in = MEFT */
+       INSTR_METER_MMI, /* index = MEFT, length = MEFT, color_in = I */
+       INSTR_METER_IHM, /* index = I, length = H, color_in = MEFT */
+       INSTR_METER_IHI, /* index = I, length = H, color_in = I */
+       INSTR_METER_IMM, /* index = I, length = MEFT, color_in = MEFT */
+       INSTR_METER_IMI, /* index = I, length = MEFT, color_in = I */
+
+       /* table TABLE */
+       INSTR_TABLE,
+
+       /* extern e.obj.func */
+       INSTR_EXTERN_OBJ,
+
+       /* extern f.func */
+       INSTR_EXTERN_FUNC,
+
+       /* jmp LABEL
+        * Unconditional jump
+        */
+       INSTR_JMP,
+
+       /* jmpv LABEL h.header
+        * Jump if header is valid
+        */
+       INSTR_JMP_VALID,
+
+       /* jmpnv LABEL h.header
+        * Jump if header is invalid
+        */
+       INSTR_JMP_INVALID,
+
+       /* jmph LABEL
+        * Jump if table lookup hit
+        */
+       INSTR_JMP_HIT,
+
+       /* jmpnh LABEL
+        * Jump if table lookup miss
+        */
+       INSTR_JMP_MISS,
+
+       /* jmpa LABEL ACTION
+        * Jump if action run
+        */
+       INSTR_JMP_ACTION_HIT,
+
+       /* jmpna LABEL ACTION
+        * Jump if action not run
+        */
+       INSTR_JMP_ACTION_MISS,
+
+       /* jmpeq LABEL a b
+        * Jump if a is equal to b
+        * a = HMEFT, b = HMEFTI
+        */
+       INSTR_JMP_EQ,    /* a = MEFT, b = MEFT */
+       INSTR_JMP_EQ_MH, /* a = MEFT, b = H */
+       INSTR_JMP_EQ_HM, /* a = H, b = MEFT */
+       INSTR_JMP_EQ_HH, /* a = H, b = H */
+       INSTR_JMP_EQ_I,  /* (a, b) = (MEFT, I) or (a, b) = (H, I) */
+
+       /* jmpneq LABEL a b
+        * Jump if a is not equal to b
+        * a = HMEFT, b = HMEFTI
+        */
+       INSTR_JMP_NEQ,    /* a = MEFT, b = MEFT */
+       INSTR_JMP_NEQ_MH, /* a = MEFT, b = H */
+       INSTR_JMP_NEQ_HM, /* a = H, b = MEFT */
+       INSTR_JMP_NEQ_HH, /* a = H, b = H */
+       INSTR_JMP_NEQ_I,  /* (a, b) = (MEFT, I) or (a, b) = (H, I) */
+
+       /* jmplt LABEL a b
+        * Jump if a is less than b
+        * a = HMEFT, b = HMEFTI
+        */
+       INSTR_JMP_LT,    /* a = MEFT, b = MEFT */
+       INSTR_JMP_LT_MH, /* a = MEFT, b = H */
+       INSTR_JMP_LT_HM, /* a = H, b = MEFT */
+       INSTR_JMP_LT_HH, /* a = H, b = H */
+       INSTR_JMP_LT_MI, /* a = MEFT, b = I */
+       INSTR_JMP_LT_HI, /* a = H, b = I */
+
+       /* jmpgt LABEL a b
+        * Jump if a is greater than b
+        * a = HMEFT, b = HMEFTI
+        */
+       INSTR_JMP_GT,    /* a = MEFT, b = MEFT */
+       INSTR_JMP_GT_MH, /* a = MEFT, b = H */
+       INSTR_JMP_GT_HM, /* a = H, b = MEFT */
+       INSTR_JMP_GT_HH, /* a = H, b = H */
+       INSTR_JMP_GT_MI, /* a = MEFT, b = I */
+       INSTR_JMP_GT_HI, /* a = H, b = I */
+
+       /* return
+        * Return from action
+        */
+       INSTR_RETURN,
+};
+
+struct instr_operand {
+       uint8_t struct_id;
+       uint8_t n_bits;
+       uint8_t offset;
+       uint8_t pad;
+};
+
+struct instr_io {
+       struct {
+               union {
+                       struct {
+                               uint8_t offset;
+                               uint8_t n_bits;
+                               uint8_t pad[2];
+                       };
+
+                       uint32_t val;
+               };
+       } io;
+
+       struct {
+               uint8_t header_id[8];
+               uint8_t struct_id[8];
+               uint8_t n_bytes[8];
+       } hdr;
+};
+
+struct instr_hdr_validity {
+       uint8_t header_id;
+};
+
+struct instr_table {
+       uint8_t table_id;
+};
+
+struct instr_extern_obj {
+       uint8_t ext_obj_id;
+       uint8_t func_id;
+};
+
+struct instr_extern_func {
+       uint8_t ext_func_id;
+};
+
+struct instr_dst_src {
+       struct instr_operand dst;
+       union {
+               struct instr_operand src;
+               uint64_t src_val;
+       };
+};
+
+struct instr_regarray {
+       uint8_t regarray_id;
+       uint8_t pad[3];
+
+       union {
+               struct instr_operand idx;
+               uint32_t idx_val;
+       };
+
+       union {
+               struct instr_operand dstsrc;
+               uint64_t dstsrc_val;
+       };
+};
+
+struct instr_meter {
+       uint8_t metarray_id;
+       uint8_t pad[3];
+
+       union {
+               struct instr_operand idx;
+               uint32_t idx_val;
+       };
+
+       struct instr_operand length;
+
+       union {
+               struct instr_operand color_in;
+               uint32_t color_in_val;
+       };
+
+       struct instr_operand color_out;
+};
+
+struct instr_dma {
+       struct {
+               uint8_t header_id[8];
+               uint8_t struct_id[8];
+       } dst;
+
+       struct {
+               uint8_t offset[8];
+       } src;
+
+       uint16_t n_bytes[8];
+};
+
+struct instr_jmp {
+       struct instruction *ip;
+
+       union {
+               struct instr_operand a;
+               uint8_t header_id;
+               uint8_t action_id;
+       };
+
+       union {
+               struct instr_operand b;
+               uint64_t b_val;
+       };
+};
+
 struct instruction {
+       enum instruction_type type;
+       union {
+               struct instr_io io;
+               struct instr_hdr_validity valid;
+               struct instr_dst_src mov;
+               struct instr_regarray regarray;
+               struct instr_meter meter;
+               struct instr_dma dma;
+               struct instr_dst_src alu;
+               struct instr_table table;
+               struct instr_extern_obj ext_obj;
+               struct instr_extern_func ext_func;
+               struct instr_jmp jmp;
+       };
+};
+
+struct instruction_data {
+       char label[RTE_SWX_NAME_SIZE];
+       char jmp_label[RTE_SWX_NAME_SIZE];
+       uint32_t n_users; /* user = jmp instruction to this instruction. */
+       int invalid;
 };
 
 /*
@@ -191,6 +733,7 @@ struct action {
        TAILQ_ENTRY(action) node;
        char name[RTE_SWX_NAME_SIZE];
        struct struct_type *st;
+       int *args_endianness; /* 0 = Host Byte Order (HBO). */
        struct instruction *instructions;
        uint32_t n_instructions;
        uint32_t id;
@@ -224,7 +767,6 @@ struct table {
        /* Match. */
        struct match_field *fields;
        uint32_t n_fields;
-       int is_header; /* Only valid when n_fields > 0. */
        struct header *header; /* Only valid when n_fields > 0. */
 
        /* Action. */
@@ -247,10 +789,74 @@ struct table_runtime {
        uint8_t **key;
 };
 
+struct table_statistics {
+       uint64_t n_pkts_hit[2]; /* 0 = Miss, 1 = Hit. */
+       uint64_t *n_pkts_action;
+};
+
+/*
+ * Register array.
+ */
+struct regarray {
+       TAILQ_ENTRY(regarray) node;
+       char name[RTE_SWX_NAME_SIZE];
+       uint64_t init_val;
+       uint32_t size;
+       uint32_t id;
+};
+
+TAILQ_HEAD(regarray_tailq, regarray);
+
+struct regarray_runtime {
+       uint64_t *regarray;
+       uint32_t size_mask;
+};
+
+/*
+ * Meter array.
+ */
+struct meter_profile {
+       TAILQ_ENTRY(meter_profile) node;
+       char name[RTE_SWX_NAME_SIZE];
+       struct rte_meter_trtcm_params params;
+       struct rte_meter_trtcm_profile profile;
+       uint32_t n_users;
+};
+
+TAILQ_HEAD(meter_profile_tailq, meter_profile);
+
+struct metarray {
+       TAILQ_ENTRY(metarray) node;
+       char name[RTE_SWX_NAME_SIZE];
+       uint32_t size;
+       uint32_t id;
+};
+
+TAILQ_HEAD(metarray_tailq, metarray);
+
+struct meter {
+       struct rte_meter_trtcm m;
+       struct meter_profile *profile;
+       enum rte_color color_mask;
+       uint8_t pad[20];
+
+       uint64_t n_pkts[RTE_COLORS];
+       uint64_t n_bytes[RTE_COLORS];
+};
+
+struct metarray_runtime {
+       struct meter *metarray;
+       uint32_t size_mask;
+};
+
 /*
  * Pipeline.
  */
 struct thread {
+       /* Packet. */
+       struct rte_swx_pkt pkt;
+       uint8_t *ptr;
+
        /* Structures. */
        uint8_t **structs;
 
@@ -274,8 +880,415 @@ struct thread {
        /* Extern objects and functions. */
        struct extern_obj_runtime *extern_objs;
        struct extern_func_runtime *extern_funcs;
+
+       /* Instructions. */
+       struct instruction *ip;
+       struct instruction *ret;
 };
 
+#define MASK64_BIT_GET(mask, pos) ((mask) & (1LLU << (pos)))
+#define MASK64_BIT_SET(mask, pos) ((mask) | (1LLU << (pos)))
+#define MASK64_BIT_CLR(mask, pos) ((mask) & ~(1LLU << (pos)))
+
+#define HEADER_VALID(thread, header_id) \
+       MASK64_BIT_GET((thread)->valid_headers, header_id)
+
+#define ALU(thread, ip, operator)  \
+{                                                                              \
+       uint8_t *dst_struct = (thread)->structs[(ip)->alu.dst.struct_id];      \
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[(ip)->alu.dst.offset];   \
+       uint64_t dst64 = *dst64_ptr;                                           \
+       uint64_t dst64_mask = UINT64_MAX >> (64 - (ip)->alu.dst.n_bits);       \
+       uint64_t dst = dst64 & dst64_mask;                                     \
+                                                                              \
+       uint8_t *src_struct = (thread)->structs[(ip)->alu.src.struct_id];      \
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[(ip)->alu.src.offset];   \
+       uint64_t src64 = *src64_ptr;                                           \
+       uint64_t src64_mask = UINT64_MAX >> (64 - (ip)->alu.src.n_bits);       \
+       uint64_t src = src64 & src64_mask;                                     \
+                                                                              \
+       uint64_t result = dst operator src;                                    \
+                                                                              \
+       *dst64_ptr = (dst64 & ~dst64_mask) | (result & dst64_mask);            \
+}
+
+#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
+
+#define ALU_MH(thread, ip, operator)  \
+{                                                                              \
+       uint8_t *dst_struct = (thread)->structs[(ip)->alu.dst.struct_id];      \
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[(ip)->alu.dst.offset];   \
+       uint64_t dst64 = *dst64_ptr;                                           \
+       uint64_t dst64_mask = UINT64_MAX >> (64 - (ip)->alu.dst.n_bits);       \
+       uint64_t dst = dst64 & dst64_mask;                                     \
+                                                                              \
+       uint8_t *src_struct = (thread)->structs[(ip)->alu.src.struct_id];      \
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[(ip)->alu.src.offset];   \
+       uint64_t src64 = *src64_ptr;                                           \
+       uint64_t src = ntoh64(src64) >> (64 - (ip)->alu.src.n_bits);           \
+                                                                              \
+       uint64_t result = dst operator src;                                    \
+                                                                              \
+       *dst64_ptr = (dst64 & ~dst64_mask) | (result & dst64_mask);            \
+}
+
+#define ALU_HM(thread, ip, operator)  \
+{                                                                              \
+       uint8_t *dst_struct = (thread)->structs[(ip)->alu.dst.struct_id];      \
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[(ip)->alu.dst.offset];   \
+       uint64_t dst64 = *dst64_ptr;                                           \
+       uint64_t dst64_mask = UINT64_MAX >> (64 - (ip)->alu.dst.n_bits);       \
+       uint64_t dst = ntoh64(dst64) >> (64 - (ip)->alu.dst.n_bits);           \
+                                                                              \
+       uint8_t *src_struct = (thread)->structs[(ip)->alu.src.struct_id];      \
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[(ip)->alu.src.offset];   \
+       uint64_t src64 = *src64_ptr;                                           \
+       uint64_t src64_mask = UINT64_MAX >> (64 - (ip)->alu.src.n_bits);       \
+       uint64_t src = src64 & src64_mask;                                     \
+                                                                              \
+       uint64_t result = dst operator src;                                    \
+       result = hton64(result << (64 - (ip)->alu.dst.n_bits));                \
+                                                                              \
+       *dst64_ptr = (dst64 & ~dst64_mask) | result;                           \
+}
+
+#define ALU_HM_FAST(thread, ip, operator)  \
+{                                                                                 \
+       uint8_t *dst_struct = (thread)->structs[(ip)->alu.dst.struct_id];         \
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[(ip)->alu.dst.offset];      \
+       uint64_t dst64 = *dst64_ptr;                                              \
+       uint64_t dst64_mask = UINT64_MAX >> (64 - (ip)->alu.dst.n_bits);          \
+       uint64_t dst = dst64 & dst64_mask;                                        \
+                                                                                 \
+       uint8_t *src_struct = (thread)->structs[(ip)->alu.src.struct_id];         \
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[(ip)->alu.src.offset];      \
+       uint64_t src64 = *src64_ptr;                                              \
+       uint64_t src64_mask = UINT64_MAX >> (64 - (ip)->alu.src.n_bits);          \
+       uint64_t src = hton64(src64 & src64_mask) >> (64 - (ip)->alu.dst.n_bits); \
+                                                                                 \
+       uint64_t result = dst operator src;                                       \
+                                                                                 \
+       *dst64_ptr = (dst64 & ~dst64_mask) | result;                              \
+}
+
+#define ALU_HH(thread, ip, operator)  \
+{                                                                              \
+       uint8_t *dst_struct = (thread)->structs[(ip)->alu.dst.struct_id];      \
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[(ip)->alu.dst.offset];   \
+       uint64_t dst64 = *dst64_ptr;                                           \
+       uint64_t dst64_mask = UINT64_MAX >> (64 - (ip)->alu.dst.n_bits);       \
+       uint64_t dst = ntoh64(dst64) >> (64 - (ip)->alu.dst.n_bits);           \
+                                                                              \
+       uint8_t *src_struct = (thread)->structs[(ip)->alu.src.struct_id];      \
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[(ip)->alu.src.offset];   \
+       uint64_t src64 = *src64_ptr;                                           \
+       uint64_t src = ntoh64(src64) >> (64 - (ip)->alu.src.n_bits);           \
+                                                                              \
+       uint64_t result = dst operator src;                                    \
+       result = hton64(result << (64 - (ip)->alu.dst.n_bits));                \
+                                                                              \
+       *dst64_ptr = (dst64 & ~dst64_mask) | result;                           \
+}
+
+#define ALU_HH_FAST(thread, ip, operator)  \
+{                                                                                             \
+       uint8_t *dst_struct = (thread)->structs[(ip)->alu.dst.struct_id];                     \
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[(ip)->alu.dst.offset];                  \
+       uint64_t dst64 = *dst64_ptr;                                                          \
+       uint64_t dst64_mask = UINT64_MAX >> (64 - (ip)->alu.dst.n_bits);                      \
+       uint64_t dst = dst64 & dst64_mask;                                                    \
+                                                                                             \
+       uint8_t *src_struct = (thread)->structs[(ip)->alu.src.struct_id];                     \
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[(ip)->alu.src.offset];                  \
+       uint64_t src64 = *src64_ptr;                                                          \
+       uint64_t src = (src64 << (64 - (ip)->alu.src.n_bits)) >> (64 - (ip)->alu.dst.n_bits); \
+                                                                                             \
+       uint64_t result = dst operator src;                                                   \
+                                                                                             \
+       *dst64_ptr = (dst64 & ~dst64_mask) | result;                                          \
+}
+
+#else
+
+#define ALU_MH ALU
+#define ALU_HM ALU
+#define ALU_HM_FAST ALU
+#define ALU_HH ALU
+#define ALU_HH_FAST ALU
+
+#endif
+
+#define ALU_I(thread, ip, operator)  \
+{                                                                              \
+       uint8_t *dst_struct = (thread)->structs[(ip)->alu.dst.struct_id];      \
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[(ip)->alu.dst.offset];   \
+       uint64_t dst64 = *dst64_ptr;                                           \
+       uint64_t dst64_mask = UINT64_MAX >> (64 - (ip)->alu.dst.n_bits);       \
+       uint64_t dst = dst64 & dst64_mask;                                     \
+                                                                              \
+       uint64_t src = (ip)->alu.src_val;                                      \
+                                                                              \
+       uint64_t result = dst operator src;                                    \
+                                                                              \
+       *dst64_ptr = (dst64 & ~dst64_mask) | (result & dst64_mask);            \
+}
+
+#define ALU_MI ALU_I
+
+#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
+
+#define ALU_HI(thread, ip, operator)  \
+{                                                                              \
+       uint8_t *dst_struct = (thread)->structs[(ip)->alu.dst.struct_id];      \
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[(ip)->alu.dst.offset];   \
+       uint64_t dst64 = *dst64_ptr;                                           \
+       uint64_t dst64_mask = UINT64_MAX >> (64 - (ip)->alu.dst.n_bits);       \
+       uint64_t dst = ntoh64(dst64) >> (64 - (ip)->alu.dst.n_bits);           \
+                                                                              \
+       uint64_t src = (ip)->alu.src_val;                                      \
+                                                                              \
+       uint64_t result = dst operator src;                                    \
+       result = hton64(result << (64 - (ip)->alu.dst.n_bits));                \
+                                                                              \
+       *dst64_ptr = (dst64 & ~dst64_mask) | result;                           \
+}
+
+#else
+
+#define ALU_HI ALU_I
+
+#endif
+
+#define MOV(thread, ip)  \
+{                                                                              \
+       uint8_t *dst_struct = (thread)->structs[(ip)->mov.dst.struct_id];      \
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[(ip)->mov.dst.offset];   \
+       uint64_t dst64 = *dst64_ptr;                                           \
+       uint64_t dst64_mask = UINT64_MAX >> (64 - (ip)->mov.dst.n_bits);       \
+                                                                              \
+       uint8_t *src_struct = (thread)->structs[(ip)->mov.src.struct_id];      \
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[(ip)->mov.src.offset];   \
+       uint64_t src64 = *src64_ptr;                                           \
+       uint64_t src64_mask = UINT64_MAX >> (64 - (ip)->mov.src.n_bits);       \
+       uint64_t src = src64 & src64_mask;                                     \
+                                                                              \
+       *dst64_ptr = (dst64 & ~dst64_mask) | (src & dst64_mask);               \
+}
+
+#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
+
+#define MOV_MH(thread, ip)  \
+{                                                                              \
+       uint8_t *dst_struct = (thread)->structs[(ip)->mov.dst.struct_id];      \
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[(ip)->mov.dst.offset];   \
+       uint64_t dst64 = *dst64_ptr;                                           \
+       uint64_t dst64_mask = UINT64_MAX >> (64 - (ip)->mov.dst.n_bits);       \
+                                                                              \
+       uint8_t *src_struct = (thread)->structs[(ip)->mov.src.struct_id];      \
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[(ip)->mov.src.offset];   \
+       uint64_t src64 = *src64_ptr;                                           \
+       uint64_t src = ntoh64(src64) >> (64 - (ip)->mov.src.n_bits);           \
+                                                                              \
+       *dst64_ptr = (dst64 & ~dst64_mask) | (src & dst64_mask);               \
+}
+
+#define MOV_HM(thread, ip)  \
+{                                                                              \
+       uint8_t *dst_struct = (thread)->structs[(ip)->mov.dst.struct_id];      \
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[(ip)->mov.dst.offset];   \
+       uint64_t dst64 = *dst64_ptr;                                           \
+       uint64_t dst64_mask = UINT64_MAX >> (64 - (ip)->mov.dst.n_bits);       \
+                                                                              \
+       uint8_t *src_struct = (thread)->structs[(ip)->mov.src.struct_id];      \
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[(ip)->mov.src.offset];   \
+       uint64_t src64 = *src64_ptr;                                           \
+       uint64_t src64_mask = UINT64_MAX >> (64 - (ip)->mov.src.n_bits);       \
+       uint64_t src = src64 & src64_mask;                                     \
+                                                                              \
+       src = hton64(src) >> (64 - (ip)->mov.dst.n_bits);                      \
+       *dst64_ptr = (dst64 & ~dst64_mask) | src;                              \
+}
+
+#define MOV_HH(thread, ip)  \
+{                                                                              \
+       uint8_t *dst_struct = (thread)->structs[(ip)->mov.dst.struct_id];      \
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[(ip)->mov.dst.offset];   \
+       uint64_t dst64 = *dst64_ptr;                                           \
+       uint64_t dst64_mask = UINT64_MAX >> (64 - (ip)->mov.dst.n_bits);       \
+                                                                              \
+       uint8_t *src_struct = (thread)->structs[(ip)->mov.src.struct_id];      \
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[(ip)->mov.src.offset];   \
+       uint64_t src64 = *src64_ptr;                                           \
+                                                                              \
+       uint64_t src = src64 << (64 - (ip)->mov.src.n_bits);                   \
+       src = src >> (64 - (ip)->mov.dst.n_bits);                              \
+       *dst64_ptr = (dst64 & ~dst64_mask) | src;                              \
+}
+
+#else
+
+#define MOV_MH MOV
+#define MOV_HM MOV
+#define MOV_HH MOV
+
+#endif
+
+#define MOV_I(thread, ip)  \
+{                                                                              \
+       uint8_t *dst_struct = (thread)->structs[(ip)->mov.dst.struct_id];      \
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[(ip)->mov.dst.offset];   \
+       uint64_t dst64 = *dst64_ptr;                                           \
+       uint64_t dst64_mask = UINT64_MAX >> (64 - (ip)->mov.dst.n_bits);       \
+                                                                              \
+       uint64_t src = (ip)->mov.src_val;                                      \
+                                                                              \
+       *dst64_ptr = (dst64 & ~dst64_mask) | (src & dst64_mask);               \
+}
+
+#define JMP_CMP(thread, ip, operator)  \
+{                                                                              \
+       uint8_t *a_struct = (thread)->structs[(ip)->jmp.a.struct_id];          \
+       uint64_t *a64_ptr = (uint64_t *)&a_struct[(ip)->jmp.a.offset];         \
+       uint64_t a64 = *a64_ptr;                                               \
+       uint64_t a64_mask = UINT64_MAX >> (64 - (ip)->jmp.a.n_bits);           \
+       uint64_t a = a64 & a64_mask;                                           \
+                                                                              \
+       uint8_t *b_struct = (thread)->structs[(ip)->jmp.b.struct_id];          \
+       uint64_t *b64_ptr = (uint64_t *)&b_struct[(ip)->jmp.b.offset];         \
+       uint64_t b64 = *b64_ptr;                                               \
+       uint64_t b64_mask = UINT64_MAX >> (64 - (ip)->jmp.b.n_bits);           \
+       uint64_t b = b64 & b64_mask;                                           \
+                                                                              \
+       (thread)->ip = (a operator b) ? (ip)->jmp.ip : ((thread)->ip + 1);     \
+}
+
+#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
+
+#define JMP_CMP_MH(thread, ip, operator)  \
+{                                                                              \
+       uint8_t *a_struct = (thread)->structs[(ip)->jmp.a.struct_id];          \
+       uint64_t *a64_ptr = (uint64_t *)&a_struct[(ip)->jmp.a.offset];         \
+       uint64_t a64 = *a64_ptr;                                               \
+       uint64_t a64_mask = UINT64_MAX >> (64 - (ip)->jmp.a.n_bits);           \
+       uint64_t a = a64 & a64_mask;                                           \
+                                                                              \
+       uint8_t *b_struct = (thread)->structs[(ip)->jmp.b.struct_id];          \
+       uint64_t *b64_ptr = (uint64_t *)&b_struct[(ip)->jmp.b.offset];         \
+       uint64_t b64 = *b64_ptr;                                               \
+       uint64_t b = ntoh64(b64) >> (64 - (ip)->jmp.b.n_bits);                 \
+                                                                              \
+       (thread)->ip = (a operator b) ? (ip)->jmp.ip : ((thread)->ip + 1);     \
+}
+
+#define JMP_CMP_HM(thread, ip, operator)  \
+{                                                                              \
+       uint8_t *a_struct = (thread)->structs[(ip)->jmp.a.struct_id];          \
+       uint64_t *a64_ptr = (uint64_t *)&a_struct[(ip)->jmp.a.offset];         \
+       uint64_t a64 = *a64_ptr;                                               \
+       uint64_t a = ntoh64(a64) >> (64 - (ip)->jmp.a.n_bits);                 \
+                                                                              \
+       uint8_t *b_struct = (thread)->structs[(ip)->jmp.b.struct_id];          \
+       uint64_t *b64_ptr = (uint64_t *)&b_struct[(ip)->jmp.b.offset];         \
+       uint64_t b64 = *b64_ptr;                                               \
+       uint64_t b64_mask = UINT64_MAX >> (64 - (ip)->jmp.b.n_bits);           \
+       uint64_t b = b64 & b64_mask;                                           \
+                                                                              \
+       (thread)->ip = (a operator b) ? (ip)->jmp.ip : ((thread)->ip + 1);     \
+}
+
+#define JMP_CMP_HH(thread, ip, operator)  \
+{                                                                              \
+       uint8_t *a_struct = (thread)->structs[(ip)->jmp.a.struct_id];          \
+       uint64_t *a64_ptr = (uint64_t *)&a_struct[(ip)->jmp.a.offset];         \
+       uint64_t a64 = *a64_ptr;                                               \
+       uint64_t a = ntoh64(a64) >> (64 - (ip)->jmp.a.n_bits);                 \
+                                                                              \
+       uint8_t *b_struct = (thread)->structs[(ip)->jmp.b.struct_id];          \
+       uint64_t *b64_ptr = (uint64_t *)&b_struct[(ip)->jmp.b.offset];         \
+       uint64_t b64 = *b64_ptr;                                               \
+       uint64_t b = ntoh64(b64) >> (64 - (ip)->jmp.b.n_bits);                 \
+                                                                              \
+       (thread)->ip = (a operator b) ? (ip)->jmp.ip : ((thread)->ip + 1);     \
+}
+
+#define JMP_CMP_HH_FAST(thread, ip, operator)  \
+{                                                                              \
+       uint8_t *a_struct = (thread)->structs[(ip)->jmp.a.struct_id];          \
+       uint64_t *a64_ptr = (uint64_t *)&a_struct[(ip)->jmp.a.offset];         \
+       uint64_t a64 = *a64_ptr;                                               \
+       uint64_t a = a64 << (64 - (ip)->jmp.a.n_bits);                         \
+                                                                              \
+       uint8_t *b_struct = (thread)->structs[(ip)->jmp.b.struct_id];          \
+       uint64_t *b64_ptr = (uint64_t *)&b_struct[(ip)->jmp.b.offset];         \
+       uint64_t b64 = *b64_ptr;                                               \
+       uint64_t b = b64 << (64 - (ip)->jmp.b.n_bits);                         \
+                                                                              \
+       (thread)->ip = (a operator b) ? (ip)->jmp.ip : ((thread)->ip + 1);     \
+}
+
+#else
+
+#define JMP_CMP_MH JMP_CMP
+#define JMP_CMP_HM JMP_CMP
+#define JMP_CMP_HH JMP_CMP
+#define JMP_CMP_HH_FAST JMP_CMP
+
+#endif
+
+#define JMP_CMP_I(thread, ip, operator)  \
+{                                                                              \
+       uint8_t *a_struct = (thread)->structs[(ip)->jmp.a.struct_id];          \
+       uint64_t *a64_ptr = (uint64_t *)&a_struct[(ip)->jmp.a.offset];         \
+       uint64_t a64 = *a64_ptr;                                               \
+       uint64_t a64_mask = UINT64_MAX >> (64 - (ip)->jmp.a.n_bits);           \
+       uint64_t a = a64 & a64_mask;                                           \
+                                                                              \
+       uint64_t b = (ip)->jmp.b_val;                                          \
+                                                                              \
+       (thread)->ip = (a operator b) ? (ip)->jmp.ip : ((thread)->ip + 1);     \
+}
+
+#define JMP_CMP_MI JMP_CMP_I
+
+#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
+
+#define JMP_CMP_HI(thread, ip, operator)  \
+{                                                                              \
+       uint8_t *a_struct = (thread)->structs[(ip)->jmp.a.struct_id];          \
+       uint64_t *a64_ptr = (uint64_t *)&a_struct[(ip)->jmp.a.offset];         \
+       uint64_t a64 = *a64_ptr;                                               \
+       uint64_t a = ntoh64(a64) >> (64 - (ip)->jmp.a.n_bits);                 \
+                                                                              \
+       uint64_t b = (ip)->jmp.b_val;                                          \
+                                                                              \
+       (thread)->ip = (a operator b) ? (ip)->jmp.ip : ((thread)->ip + 1);     \
+}
+
+#else
+
+#define JMP_CMP_HI JMP_CMP_I
+
+#endif
+
+#define METADATA_READ(thread, offset, n_bits)                                  \
+({                                                                             \
+       uint64_t *m64_ptr = (uint64_t *)&(thread)->metadata[offset];           \
+       uint64_t m64 = *m64_ptr;                                               \
+       uint64_t m64_mask = UINT64_MAX >> (64 - (n_bits));                     \
+       (m64 & m64_mask);                                                      \
+})
+
+#define METADATA_WRITE(thread, offset, n_bits, value)                          \
+{                                                                              \
+       uint64_t *m64_ptr = (uint64_t *)&(thread)->metadata[offset];           \
+       uint64_t m64 = *m64_ptr;                                               \
+       uint64_t m64_mask = UINT64_MAX >> (64 - (n_bits));                     \
+                                                                              \
+       uint64_t m_new = value;                                                \
+                                                                              \
+       *m64_ptr = (m64 & ~m64_mask) | (m_new & m64_mask);                     \
+}
+
 #ifndef RTE_SWX_PIPELINE_THREADS_MAX
 #define RTE_SWX_PIPELINE_THREADS_MAX 16
 #endif
@@ -295,11 +1308,18 @@ struct rte_swx_pipeline {
        struct action_tailq actions;
        struct table_type_tailq table_types;
        struct table_tailq tables;
+       struct regarray_tailq regarrays;
+       struct meter_profile_tailq meter_profiles;
+       struct metarray_tailq metarrays;
 
        struct port_in_runtime *in;
        struct port_out_runtime *out;
        struct instruction **action_instructions;
        struct rte_swx_table_state *table_state;
+       struct table_statistics *table_stats;
+       struct regarray_runtime *regarray_runtime;
+       struct metarray_runtime *metarray_runtime;
+       struct instruction *instructions;
        struct thread threads[RTE_SWX_PIPELINE_THREADS_MAX];
 
        uint32_t n_structs;
@@ -309,7 +1329,12 @@ struct rte_swx_pipeline {
        uint32_t n_extern_funcs;
        uint32_t n_actions;
        uint32_t n_tables;
+       uint32_t n_regarrays;
+       uint32_t n_metarrays;
        uint32_t n_headers;
+       uint32_t thread_id;
+       uint32_t port_id;
+       uint32_t n_instructions;
        int build_done;
        int numa_node;
 };
@@ -816,62 +1841,150 @@ extern_obj_find(struct rte_swx_pipeline *p, const char *name)
        return NULL;
 }
 
-int
-rte_swx_pipeline_extern_type_register(struct rte_swx_pipeline *p,
-       const char *name,
-       const char *mailbox_struct_type_name,
-       rte_swx_extern_type_constructor_t constructor,
-       rte_swx_extern_type_destructor_t destructor)
+static struct extern_type_member_func *
+extern_obj_member_func_parse(struct rte_swx_pipeline *p,
+                            const char *name,
+                            struct extern_obj **obj)
 {
-       struct extern_type *elem;
-       struct struct_type *mailbox_struct_type;
+       struct extern_obj *object;
+       struct extern_type_member_func *func;
+       char *object_name, *func_name;
 
-       CHECK(p, EINVAL);
+       if (name[0] != 'e' || name[1] != '.')
+               return NULL;
 
-       CHECK_NAME(name, EINVAL);
-       CHECK(!extern_type_find(p, name), EEXIST);
+       object_name = strdup(&name[2]);
+       if (!object_name)
+               return NULL;
 
-       CHECK_NAME(mailbox_struct_type_name, EINVAL);
-       mailbox_struct_type = struct_type_find(p, mailbox_struct_type_name);
-       CHECK(mailbox_struct_type, EINVAL);
+       func_name = strchr(object_name, '.');
+       if (!func_name) {
+               free(object_name);
+               return NULL;
+       }
 
-       CHECK(constructor, EINVAL);
-       CHECK(destructor, EINVAL);
+       *func_name = 0;
+       func_name++;
 
-       /* Node allocation. */
-       elem = calloc(1, sizeof(struct extern_type));
-       CHECK(elem, ENOMEM);
+       object = extern_obj_find(p, object_name);
+       if (!object) {
+               free(object_name);
+               return NULL;
+       }
 
-       /* Node initialization. */
-       strcpy(elem->name, name);
-       elem->mailbox_struct_type = mailbox_struct_type;
-       elem->constructor = constructor;
-       elem->destructor = destructor;
-       TAILQ_INIT(&elem->funcs);
+       func = extern_type_member_func_find(object->type, func_name);
+       if (!func) {
+               free(object_name);
+               return NULL;
+       }
 
-       /* Node add to tailq. */
-       TAILQ_INSERT_TAIL(&p->extern_types, elem, node);
+       if (obj)
+               *obj = object;
 
-       return 0;
+       free(object_name);
+       return func;
 }
 
-int
-rte_swx_pipeline_extern_type_member_func_register(struct rte_swx_pipeline *p,
-       const char *extern_type_name,
-       const char *name,
-       rte_swx_extern_type_member_func_t member_func)
+static struct field *
+extern_obj_mailbox_field_parse(struct rte_swx_pipeline *p,
+                              const char *name,
+                              struct extern_obj **object)
+{
+       struct extern_obj *obj;
+       struct field *f;
+       char *obj_name, *field_name;
+
+       if ((name[0] != 'e') || (name[1] != '.'))
+               return NULL;
+
+       obj_name = strdup(&name[2]);
+       if (!obj_name)
+               return NULL;
+
+       field_name = strchr(obj_name, '.');
+       if (!field_name) {
+               free(obj_name);
+               return NULL;
+       }
+
+       *field_name = 0;
+       field_name++;
+
+       obj = extern_obj_find(p, obj_name);
+       if (!obj) {
+               free(obj_name);
+               return NULL;
+       }
+
+       f = struct_type_field_find(obj->type->mailbox_struct_type, field_name);
+       if (!f) {
+               free(obj_name);
+               return NULL;
+       }
+
+       if (object)
+               *object = obj;
+
+       free(obj_name);
+       return f;
+}
+
+int
+rte_swx_pipeline_extern_type_register(struct rte_swx_pipeline *p,
+       const char *name,
+       const char *mailbox_struct_type_name,
+       rte_swx_extern_type_constructor_t constructor,
+       rte_swx_extern_type_destructor_t destructor)
+{
+       struct extern_type *elem;
+       struct struct_type *mailbox_struct_type;
+
+       CHECK(p, EINVAL);
+
+       CHECK_NAME(name, EINVAL);
+       CHECK(!extern_type_find(p, name), EEXIST);
+
+       CHECK_NAME(mailbox_struct_type_name, EINVAL);
+       mailbox_struct_type = struct_type_find(p, mailbox_struct_type_name);
+       CHECK(mailbox_struct_type, EINVAL);
+
+       CHECK(constructor, EINVAL);
+       CHECK(destructor, EINVAL);
+
+       /* Node allocation. */
+       elem = calloc(1, sizeof(struct extern_type));
+       CHECK(elem, ENOMEM);
+
+       /* Node initialization. */
+       strcpy(elem->name, name);
+       elem->mailbox_struct_type = mailbox_struct_type;
+       elem->constructor = constructor;
+       elem->destructor = destructor;
+       TAILQ_INIT(&elem->funcs);
+
+       /* Node add to tailq. */
+       TAILQ_INSERT_TAIL(&p->extern_types, elem, node);
+
+       return 0;
+}
+
+int
+rte_swx_pipeline_extern_type_member_func_register(struct rte_swx_pipeline *p,
+       const char *extern_type_name,
+       const char *name,
+       rte_swx_extern_type_member_func_t member_func)
 {
        struct extern_type *type;
        struct extern_type_member_func *type_member;
 
        CHECK(p, EINVAL);
 
-       CHECK(extern_type_name, EINVAL);
+       CHECK_NAME(extern_type_name, EINVAL);
        type = extern_type_find(p, extern_type_name);
        CHECK(type, EINVAL);
        CHECK(type->n_funcs < RTE_SWX_EXTERN_TYPE_MEMBER_FUNCS_MAX, ENOSPC);
 
-       CHECK(name, EINVAL);
+       CHECK_NAME(name, EINVAL);
        CHECK(!extern_type_member_func_find(type, name), EEXIST);
 
        CHECK(member_func, EINVAL);
@@ -1054,6 +2167,60 @@ extern_func_find(struct rte_swx_pipeline *p, const char *name)
        return NULL;
 }
 
+static struct extern_func *
+extern_func_parse(struct rte_swx_pipeline *p,
+                 const char *name)
+{
+       if (name[0] != 'f' || name[1] != '.')
+               return NULL;
+
+       return extern_func_find(p, &name[2]);
+}
+
+static struct field *
+extern_func_mailbox_field_parse(struct rte_swx_pipeline *p,
+                               const char *name,
+                               struct extern_func **function)
+{
+       struct extern_func *func;
+       struct field *f;
+       char *func_name, *field_name;
+
+       if ((name[0] != 'f') || (name[1] != '.'))
+               return NULL;
+
+       func_name = strdup(&name[2]);
+       if (!func_name)
+               return NULL;
+
+       field_name = strchr(func_name, '.');
+       if (!field_name) {
+               free(func_name);
+               return NULL;
+       }
+
+       *field_name = 0;
+       field_name++;
+
+       func = extern_func_find(p, func_name);
+       if (!func) {
+               free(func_name);
+               return NULL;
+       }
+
+       f = struct_type_field_find(func->mailbox_struct_type, field_name);
+       if (!f) {
+               free(func_name);
+               return NULL;
+       }
+
+       if (function)
+               *function = func;
+
+       free(func_name);
+       return f;
+}
+
 int
 rte_swx_pipeline_extern_func_register(struct rte_swx_pipeline *p,
                                      const char *name,
@@ -1181,6 +2348,28 @@ header_find(struct rte_swx_pipeline *p, const char *name)
        return NULL;
 }
 
+static struct header *
+header_find_by_struct_id(struct rte_swx_pipeline *p, uint32_t struct_id)
+{
+       struct header *elem;
+
+       TAILQ_FOREACH(elem, &p->headers, node)
+               if (elem->struct_id == struct_id)
+                       return elem;
+
+       return NULL;
+}
+
+static struct header *
+header_parse(struct rte_swx_pipeline *p,
+            const char *name)
+{
+       if (name[0] != 'h' || name[1] != '.')
+               return NULL;
+
+       return header_find(p, &name[2]);
+}
+
 static struct field *
 header_field_parse(struct rte_swx_pipeline *p,
                   const char *name,
@@ -1425,147 +2614,6431 @@ metadata_free(struct rte_swx_pipeline *p)
  * Instruction.
  */
 static int
-instruction_config(struct rte_swx_pipeline *p __rte_unused,
-                  struct action *a __rte_unused,
-                  const char **instructions __rte_unused,
-                  uint32_t n_instructions __rte_unused)
+instruction_is_tx(enum instruction_type type)
 {
-       return 0;
+       switch (type) {
+       case INSTR_TX:
+       case INSTR_TX_I:
+               return 1;
+
+       default:
+               return 0;
+       }
 }
 
-/*
- * Action.
- */
-static struct action *
-action_find(struct rte_swx_pipeline *p, const char *name)
+static int
+instruction_is_jmp(struct instruction *instr)
 {
-       struct action *elem;
+       switch (instr->type) {
+       case INSTR_JMP:
+       case INSTR_JMP_VALID:
+       case INSTR_JMP_INVALID:
+       case INSTR_JMP_HIT:
+       case INSTR_JMP_MISS:
+       case INSTR_JMP_ACTION_HIT:
+       case INSTR_JMP_ACTION_MISS:
+       case INSTR_JMP_EQ:
+       case INSTR_JMP_EQ_MH:
+       case INSTR_JMP_EQ_HM:
+       case INSTR_JMP_EQ_HH:
+       case INSTR_JMP_EQ_I:
+       case INSTR_JMP_NEQ:
+       case INSTR_JMP_NEQ_MH:
+       case INSTR_JMP_NEQ_HM:
+       case INSTR_JMP_NEQ_HH:
+       case INSTR_JMP_NEQ_I:
+       case INSTR_JMP_LT:
+       case INSTR_JMP_LT_MH:
+       case INSTR_JMP_LT_HM:
+       case INSTR_JMP_LT_HH:
+       case INSTR_JMP_LT_MI:
+       case INSTR_JMP_LT_HI:
+       case INSTR_JMP_GT:
+       case INSTR_JMP_GT_MH:
+       case INSTR_JMP_GT_HM:
+       case INSTR_JMP_GT_HH:
+       case INSTR_JMP_GT_MI:
+       case INSTR_JMP_GT_HI:
+               return 1;
+
+       default:
+               return 0;
+       }
+}
 
-       if (!name)
-               return NULL;
+static struct field *
+action_field_parse(struct action *action, const char *name);
 
-       TAILQ_FOREACH(elem, &p->actions, node)
-               if (strcmp(elem->name, name) == 0)
-                       return elem;
+static struct field *
+struct_field_parse(struct rte_swx_pipeline *p,
+                  struct action *action,
+                  const char *name,
+                  uint32_t *struct_id)
+{
+       struct field *f;
 
-       return NULL;
-}
+       switch (name[0]) {
+       case 'h':
+       {
+               struct header *header;
 
-int
-rte_swx_pipeline_action_config(struct rte_swx_pipeline *p,
-                              const char *name,
-                              const char *args_struct_type_name,
-                              const char **instructions,
-                              uint32_t n_instructions)
-{
-       struct struct_type *args_struct_type;
-       struct action *a;
-       int err;
+               f = header_field_parse(p, name, &header);
+               if (!f)
+                       return NULL;
 
-       CHECK(p, EINVAL);
+               *struct_id = header->struct_id;
+               return f;
+       }
 
-       CHECK_NAME(name, EINVAL);
-       CHECK(!action_find(p, name), EEXIST);
+       case 'm':
+       {
+               f = metadata_field_parse(p, name);
+               if (!f)
+                       return NULL;
 
-       if (args_struct_type_name) {
-               CHECK_NAME(args_struct_type_name, EINVAL);
-               args_struct_type = struct_type_find(p, args_struct_type_name);
-               CHECK(args_struct_type, EINVAL);
-       } else {
-               args_struct_type = NULL;
+               *struct_id = p->metadata_struct_id;
+               return f;
        }
 
-       /* Node allocation. */
-       a = calloc(1, sizeof(struct action));
-       CHECK(a, ENOMEM);
+       case 't':
+       {
+               if (!action)
+                       return NULL;
 
-       /* Node initialization. */
-       strcpy(a->name, name);
-       a->st = args_struct_type;
-       a->id = p->n_actions;
+               f = action_field_parse(action, name);
+               if (!f)
+                       return NULL;
 
-       /* Instruction translation. */
-       err = instruction_config(p, a, instructions, n_instructions);
-       if (err) {
-               free(a);
-               return err;
+               *struct_id = 0;
+               return f;
        }
 
-       /* Node add to tailq. */
-       TAILQ_INSERT_TAIL(&p->actions, a, node);
-       p->n_actions++;
+       case 'e':
+       {
+               struct extern_obj *obj;
 
-       return 0;
+               f = extern_obj_mailbox_field_parse(p, name, &obj);
+               if (!f)
+                       return NULL;
+
+               *struct_id = obj->struct_id;
+               return f;
+       }
+
+       case 'f':
+       {
+               struct extern_func *func;
+
+               f = extern_func_mailbox_field_parse(p, name, &func);
+               if (!f)
+                       return NULL;
+
+               *struct_id = func->struct_id;
+               return f;
+       }
+
+       default:
+               return NULL;
+       }
 }
 
-static int
-action_build(struct rte_swx_pipeline *p)
+static inline void
+pipeline_port_inc(struct rte_swx_pipeline *p)
 {
-       struct action *action;
-
-       p->action_instructions = calloc(p->n_actions,
-                                       sizeof(struct instruction *));
-       CHECK(p->action_instructions, ENOMEM);
+       p->port_id = (p->port_id + 1) & (p->n_ports_in - 1);
+}
 
-       TAILQ_FOREACH(action, &p->actions, node)
-               p->action_instructions[action->id] = action->instructions;
+static inline void
+thread_ip_reset(struct rte_swx_pipeline *p, struct thread *t)
+{
+       t->ip = p->instructions;
+}
 
-       return 0;
+static inline void
+thread_ip_set(struct thread *t, struct instruction *ip)
+{
+       t->ip = ip;
 }
 
-static void
-action_build_free(struct rte_swx_pipeline *p)
+static inline void
+thread_ip_action_call(struct rte_swx_pipeline *p,
+                     struct thread *t,
+                     uint32_t action_id)
 {
-       free(p->action_instructions);
-       p->action_instructions = NULL;
+       t->ret = t->ip + 1;
+       t->ip = p->action_instructions[action_id];
 }
 
-static void
-action_free(struct rte_swx_pipeline *p)
+static inline void
+thread_ip_inc(struct rte_swx_pipeline *p);
+
+static inline void
+thread_ip_inc(struct rte_swx_pipeline *p)
 {
-       action_build_free(p);
+       struct thread *t = &p->threads[p->thread_id];
 
-       for ( ; ; ) {
-               struct action *action;
+       t->ip++;
+}
 
-               action = TAILQ_FIRST(&p->actions);
-               if (!action)
-                       break;
+static inline void
+thread_ip_inc_cond(struct thread *t, int cond)
+{
+       t->ip += cond;
+}
 
-               TAILQ_REMOVE(&p->actions, action, node);
-               free(action->instructions);
-               free(action);
-       }
+static inline void
+thread_yield(struct rte_swx_pipeline *p)
+{
+       p->thread_id = (p->thread_id + 1) & (RTE_SWX_PIPELINE_THREADS_MAX - 1);
+}
+
+static inline void
+thread_yield_cond(struct rte_swx_pipeline *p, int cond)
+{
+       p->thread_id = (p->thread_id + cond) & (RTE_SWX_PIPELINE_THREADS_MAX - 1);
 }
 
 /*
- * Table.
+ * rx.
  */
-static struct table_type *
-table_type_find(struct rte_swx_pipeline *p, const char *name)
+static int
+instr_rx_translate(struct rte_swx_pipeline *p,
+                  struct action *action,
+                  char **tokens,
+                  int n_tokens,
+                  struct instruction *instr,
+                  struct instruction_data *data __rte_unused)
 {
-       struct table_type *elem;
+       struct field *f;
 
-       TAILQ_FOREACH(elem, &p->table_types, node)
-               if (strcmp(elem->name, name) == 0)
-                       return elem;
+       CHECK(!action, EINVAL);
+       CHECK(n_tokens == 2, EINVAL);
 
-       return NULL;
+       f = metadata_field_parse(p, tokens[1]);
+       CHECK(f, EINVAL);
+
+       instr->type = INSTR_RX;
+       instr->io.io.offset = f->offset / 8;
+       instr->io.io.n_bits = f->n_bits;
+       return 0;
 }
 
-static struct table_type *
-table_type_resolve(struct rte_swx_pipeline *p,
-                  const char *recommended_type_name,
-                  enum rte_swx_table_match_type match_type)
+static inline void
+instr_rx_exec(struct rte_swx_pipeline *p);
+
+static inline void
+instr_rx_exec(struct rte_swx_pipeline *p)
 {
-       struct table_type *elem;
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct port_in_runtime *port = &p->in[p->port_id];
+       struct rte_swx_pkt *pkt = &t->pkt;
+       int pkt_received;
 
-       /* Only consider the recommended type if the match type is correct. */
-       if (recommended_type_name)
-               TAILQ_FOREACH(elem, &p->table_types, node)
-                       if (!strcmp(elem->name, recommended_type_name) &&
-                           (elem->match_type == match_type))
-                               return elem;
+       /* Packet. */
+       pkt_received = port->pkt_rx(port->obj, pkt);
+       t->ptr = &pkt->pkt[pkt->offset];
+       rte_prefetch0(t->ptr);
+
+       TRACE("[Thread %2u] rx %s from port %u\n",
+             p->thread_id,
+             pkt_received ? "1 pkt" : "0 pkts",
+             p->port_id);
+
+       /* Headers. */
+       t->valid_headers = 0;
+       t->n_headers_out = 0;
+
+       /* Meta-data. */
+       METADATA_WRITE(t, ip->io.io.offset, ip->io.io.n_bits, p->port_id);
+
+       /* Tables. */
+       t->table_state = p->table_state;
+
+       /* Thread. */
+       pipeline_port_inc(p);
+       thread_ip_inc_cond(t, pkt_received);
+       thread_yield(p);
+}
+
+/*
+ * tx.
+ */
+static int
+instr_tx_translate(struct rte_swx_pipeline *p,
+                  struct action *action __rte_unused,
+                  char **tokens,
+                  int n_tokens,
+                  struct instruction *instr,
+                  struct instruction_data *data __rte_unused)
+{
+       char *port = tokens[1];
+       struct field *f;
+       uint32_t port_val;
+
+       CHECK(n_tokens == 2, EINVAL);
+
+       f = metadata_field_parse(p, port);
+       if (f) {
+               instr->type = INSTR_TX;
+               instr->io.io.offset = f->offset / 8;
+               instr->io.io.n_bits = f->n_bits;
+               return 0;
+       }
+
+       /* TX_I. */
+       port_val = strtoul(port, &port, 0);
+       CHECK(!port[0], EINVAL);
+
+       instr->type = INSTR_TX_I;
+       instr->io.io.val = port_val;
+       return 0;
+}
+
+static int
+instr_drop_translate(struct rte_swx_pipeline *p,
+                    struct action *action __rte_unused,
+                    char **tokens __rte_unused,
+                    int n_tokens,
+                    struct instruction *instr,
+                    struct instruction_data *data __rte_unused)
+{
+       CHECK(n_tokens == 1, EINVAL);
+
+       /* TX_I. */
+       instr->type = INSTR_TX_I;
+       instr->io.io.val = p->n_ports_out - 1;
+       return 0;
+}
+
+static inline void
+emit_handler(struct thread *t)
+{
+       struct header_out_runtime *h0 = &t->headers_out[0];
+       struct header_out_runtime *h1 = &t->headers_out[1];
+       uint32_t offset = 0, i;
+
+       /* No header change or header decapsulation. */
+       if ((t->n_headers_out == 1) &&
+           (h0->ptr + h0->n_bytes == t->ptr)) {
+               TRACE("Emit handler: no header change or header decap.\n");
+
+               t->pkt.offset -= h0->n_bytes;
+               t->pkt.length += h0->n_bytes;
+
+               return;
+       }
+
+       /* Header encapsulation (optionally, with prior header decasulation). */
+       if ((t->n_headers_out == 2) &&
+           (h1->ptr + h1->n_bytes == t->ptr) &&
+           (h0->ptr == h0->ptr0)) {
+               uint32_t offset;
+
+               TRACE("Emit handler: header encapsulation.\n");
+
+               offset = h0->n_bytes + h1->n_bytes;
+               memcpy(t->ptr - offset, h0->ptr, h0->n_bytes);
+               t->pkt.offset -= offset;
+               t->pkt.length += offset;
+
+               return;
+       }
+
+       /* Header insertion. */
+       /* TBD */
+
+       /* Header extraction. */
+       /* TBD */
+
+       /* For any other case. */
+       TRACE("Emit handler: complex case.\n");
+
+       for (i = 0; i < t->n_headers_out; i++) {
+               struct header_out_runtime *h = &t->headers_out[i];
+
+               memcpy(&t->header_out_storage[offset], h->ptr, h->n_bytes);
+               offset += h->n_bytes;
+       }
+
+       if (offset) {
+               memcpy(t->ptr - offset, t->header_out_storage, offset);
+               t->pkt.offset -= offset;
+               t->pkt.length += offset;
+       }
+}
+
+static inline void
+instr_tx_exec(struct rte_swx_pipeline *p);
+
+static inline void
+instr_tx_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t port_id = METADATA_READ(t, ip->io.io.offset, ip->io.io.n_bits);
+       struct port_out_runtime *port = &p->out[port_id];
+       struct rte_swx_pkt *pkt = &t->pkt;
+
+       TRACE("[Thread %2u]: tx 1 pkt to port %u\n",
+             p->thread_id,
+             (uint32_t)port_id);
+
+       /* Headers. */
+       emit_handler(t);
+
+       /* Packet. */
+       port->pkt_tx(port->obj, pkt);
+
+       /* Thread. */
+       thread_ip_reset(p, t);
+       instr_rx_exec(p);
+}
+
+static inline void
+instr_tx_i_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t port_id = ip->io.io.val;
+       struct port_out_runtime *port = &p->out[port_id];
+       struct rte_swx_pkt *pkt = &t->pkt;
+
+       TRACE("[Thread %2u]: tx (i) 1 pkt to port %u\n",
+             p->thread_id,
+             (uint32_t)port_id);
+
+       /* Headers. */
+       emit_handler(t);
+
+       /* Packet. */
+       port->pkt_tx(port->obj, pkt);
+
+       /* Thread. */
+       thread_ip_reset(p, t);
+       instr_rx_exec(p);
+}
+
+/*
+ * extract.
+ */
+static int
+instr_hdr_extract_translate(struct rte_swx_pipeline *p,
+                           struct action *action,
+                           char **tokens,
+                           int n_tokens,
+                           struct instruction *instr,
+                           struct instruction_data *data __rte_unused)
+{
+       struct header *h;
+
+       CHECK(!action, EINVAL);
+       CHECK(n_tokens == 2, EINVAL);
+
+       h = header_parse(p, tokens[1]);
+       CHECK(h, EINVAL);
+
+       instr->type = INSTR_HDR_EXTRACT;
+       instr->io.hdr.header_id[0] = h->id;
+       instr->io.hdr.struct_id[0] = h->struct_id;
+       instr->io.hdr.n_bytes[0] = h->st->n_bits / 8;
+       return 0;
+}
+
+static inline void
+__instr_hdr_extract_exec(struct rte_swx_pipeline *p, uint32_t n_extract);
+
+static inline void
+__instr_hdr_extract_exec(struct rte_swx_pipeline *p, uint32_t n_extract)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t valid_headers = t->valid_headers;
+       uint8_t *ptr = t->ptr;
+       uint32_t offset = t->pkt.offset;
+       uint32_t length = t->pkt.length;
+       uint32_t i;
+
+       for (i = 0; i < n_extract; i++) {
+               uint32_t header_id = ip->io.hdr.header_id[i];
+               uint32_t struct_id = ip->io.hdr.struct_id[i];
+               uint32_t n_bytes = ip->io.hdr.n_bytes[i];
+
+               TRACE("[Thread %2u]: extract header %u (%u bytes)\n",
+                     p->thread_id,
+                     header_id,
+                     n_bytes);
+
+               /* Headers. */
+               t->structs[struct_id] = ptr;
+               valid_headers = MASK64_BIT_SET(valid_headers, header_id);
+
+               /* Packet. */
+               offset += n_bytes;
+               length -= n_bytes;
+               ptr += n_bytes;
+       }
+
+       /* Headers. */
+       t->valid_headers = valid_headers;
+
+       /* Packet. */
+       t->pkt.offset = offset;
+       t->pkt.length = length;
+       t->ptr = ptr;
+}
+
+static inline void
+instr_hdr_extract_exec(struct rte_swx_pipeline *p)
+{
+       __instr_hdr_extract_exec(p, 1);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_hdr_extract2_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 2 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_extract_exec(p, 2);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_hdr_extract3_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 3 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_extract_exec(p, 3);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_hdr_extract4_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 4 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_extract_exec(p, 4);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_hdr_extract5_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 5 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_extract_exec(p, 5);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_hdr_extract6_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 6 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_extract_exec(p, 6);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_hdr_extract7_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 7 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_extract_exec(p, 7);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_hdr_extract8_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 8 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_extract_exec(p, 8);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+/*
+ * emit.
+ */
+static int
+instr_hdr_emit_translate(struct rte_swx_pipeline *p,
+                        struct action *action __rte_unused,
+                        char **tokens,
+                        int n_tokens,
+                        struct instruction *instr,
+                        struct instruction_data *data __rte_unused)
+{
+       struct header *h;
+
+       CHECK(n_tokens == 2, EINVAL);
+
+       h = header_parse(p, tokens[1]);
+       CHECK(h, EINVAL);
+
+       instr->type = INSTR_HDR_EMIT;
+       instr->io.hdr.header_id[0] = h->id;
+       instr->io.hdr.struct_id[0] = h->struct_id;
+       instr->io.hdr.n_bytes[0] = h->st->n_bits / 8;
+       return 0;
+}
+
+static inline void
+__instr_hdr_emit_exec(struct rte_swx_pipeline *p, uint32_t n_emit);
+
+static inline void
+__instr_hdr_emit_exec(struct rte_swx_pipeline *p, uint32_t n_emit)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t valid_headers = t->valid_headers;
+       uint32_t n_headers_out = t->n_headers_out;
+       struct header_out_runtime *ho = &t->headers_out[n_headers_out - 1];
+       uint8_t *ho_ptr = NULL;
+       uint32_t ho_nbytes = 0, first = 1, i;
+
+       for (i = 0; i < n_emit; i++) {
+               uint32_t header_id = ip->io.hdr.header_id[i];
+               uint32_t struct_id = ip->io.hdr.struct_id[i];
+               uint32_t n_bytes = ip->io.hdr.n_bytes[i];
+
+               struct header_runtime *hi = &t->headers[header_id];
+               uint8_t *hi_ptr = t->structs[struct_id];
+
+               if (!MASK64_BIT_GET(valid_headers, header_id))
+                       continue;
+
+               TRACE("[Thread %2u]: emit header %u\n",
+                     p->thread_id,
+                     header_id);
+
+               /* Headers. */
+               if (first) {
+                       first = 0;
+
+                       if (!t->n_headers_out) {
+                               ho = &t->headers_out[0];
+
+                               ho->ptr0 = hi->ptr0;
+                               ho->ptr = hi_ptr;
+
+                               ho_ptr = hi_ptr;
+                               ho_nbytes = n_bytes;
+
+                               n_headers_out = 1;
+
+                               continue;
+                       } else {
+                               ho_ptr = ho->ptr;
+                               ho_nbytes = ho->n_bytes;
+                       }
+               }
+
+               if (ho_ptr + ho_nbytes == hi_ptr) {
+                       ho_nbytes += n_bytes;
+               } else {
+                       ho->n_bytes = ho_nbytes;
+
+                       ho++;
+                       ho->ptr0 = hi->ptr0;
+                       ho->ptr = hi_ptr;
+
+                       ho_ptr = hi_ptr;
+                       ho_nbytes = n_bytes;
+
+                       n_headers_out++;
+               }
+       }
+
+       ho->n_bytes = ho_nbytes;
+       t->n_headers_out = n_headers_out;
+}
+
+static inline void
+instr_hdr_emit_exec(struct rte_swx_pipeline *p)
+{
+       __instr_hdr_emit_exec(p, 1);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_hdr_emit_tx_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 2 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_emit_exec(p, 1);
+       instr_tx_exec(p);
+}
+
+static inline void
+instr_hdr_emit2_tx_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 3 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_emit_exec(p, 2);
+       instr_tx_exec(p);
+}
+
+static inline void
+instr_hdr_emit3_tx_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 4 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_emit_exec(p, 3);
+       instr_tx_exec(p);
+}
+
+static inline void
+instr_hdr_emit4_tx_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 5 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_emit_exec(p, 4);
+       instr_tx_exec(p);
+}
+
+static inline void
+instr_hdr_emit5_tx_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 6 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_emit_exec(p, 5);
+       instr_tx_exec(p);
+}
+
+static inline void
+instr_hdr_emit6_tx_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 7 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_emit_exec(p, 6);
+       instr_tx_exec(p);
+}
+
+static inline void
+instr_hdr_emit7_tx_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 8 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_emit_exec(p, 7);
+       instr_tx_exec(p);
+}
+
+static inline void
+instr_hdr_emit8_tx_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 9 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_hdr_emit_exec(p, 8);
+       instr_tx_exec(p);
+}
+
+/*
+ * validate.
+ */
+static int
+instr_hdr_validate_translate(struct rte_swx_pipeline *p,
+                            struct action *action __rte_unused,
+                            char **tokens,
+                            int n_tokens,
+                            struct instruction *instr,
+                            struct instruction_data *data __rte_unused)
+{
+       struct header *h;
+
+       CHECK(n_tokens == 2, EINVAL);
+
+       h = header_parse(p, tokens[1]);
+       CHECK(h, EINVAL);
+
+       instr->type = INSTR_HDR_VALIDATE;
+       instr->valid.header_id = h->id;
+       return 0;
+}
+
+static inline void
+instr_hdr_validate_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint32_t header_id = ip->valid.header_id;
+
+       TRACE("[Thread %2u] validate header %u\n", p->thread_id, header_id);
+
+       /* Headers. */
+       t->valid_headers = MASK64_BIT_SET(t->valid_headers, header_id);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+/*
+ * invalidate.
+ */
+static int
+instr_hdr_invalidate_translate(struct rte_swx_pipeline *p,
+                              struct action *action __rte_unused,
+                              char **tokens,
+                              int n_tokens,
+                              struct instruction *instr,
+                              struct instruction_data *data __rte_unused)
+{
+       struct header *h;
+
+       CHECK(n_tokens == 2, EINVAL);
+
+       h = header_parse(p, tokens[1]);
+       CHECK(h, EINVAL);
+
+       instr->type = INSTR_HDR_INVALIDATE;
+       instr->valid.header_id = h->id;
+       return 0;
+}
+
+static inline void
+instr_hdr_invalidate_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint32_t header_id = ip->valid.header_id;
+
+       TRACE("[Thread %2u] invalidate header %u\n", p->thread_id, header_id);
+
+       /* Headers. */
+       t->valid_headers = MASK64_BIT_CLR(t->valid_headers, header_id);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+/*
+ * table.
+ */
+static struct table *
+table_find(struct rte_swx_pipeline *p, const char *name);
+
+static int
+instr_table_translate(struct rte_swx_pipeline *p,
+                     struct action *action,
+                     char **tokens,
+                     int n_tokens,
+                     struct instruction *instr,
+                     struct instruction_data *data __rte_unused)
+{
+       struct table *t;
+
+       CHECK(!action, EINVAL);
+       CHECK(n_tokens == 2, EINVAL);
+
+       t = table_find(p, tokens[1]);
+       CHECK(t, EINVAL);
+
+       instr->type = INSTR_TABLE;
+       instr->table.table_id = t->id;
+       return 0;
+}
+
+static inline void
+instr_table_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint32_t table_id = ip->table.table_id;
+       struct rte_swx_table_state *ts = &t->table_state[table_id];
+       struct table_runtime *table = &t->tables[table_id];
+       struct table_statistics *stats = &p->table_stats[table_id];
+       uint64_t action_id, n_pkts_hit, n_pkts_action;
+       uint8_t *action_data;
+       int done, hit;
+
+       /* Table. */
+       done = table->func(ts->obj,
+                          table->mailbox,
+                          table->key,
+                          &action_id,
+                          &action_data,
+                          &hit);
+       if (!done) {
+               /* Thread. */
+               TRACE("[Thread %2u] table %u (not finalized)\n",
+                     p->thread_id,
+                     table_id);
+
+               thread_yield(p);
+               return;
+       }
+
+       action_id = hit ? action_id : ts->default_action_id;
+       action_data = hit ? action_data : ts->default_action_data;
+       n_pkts_hit = stats->n_pkts_hit[hit];
+       n_pkts_action = stats->n_pkts_action[action_id];
+
+       TRACE("[Thread %2u] table %u (%s, action %u)\n",
+             p->thread_id,
+             table_id,
+             hit ? "hit" : "miss",
+             (uint32_t)action_id);
+
+       t->action_id = action_id;
+       t->structs[0] = action_data;
+       t->hit = hit;
+       stats->n_pkts_hit[hit] = n_pkts_hit + 1;
+       stats->n_pkts_action[action_id] = n_pkts_action + 1;
+
+       /* Thread. */
+       thread_ip_action_call(p, t, action_id);
+}
+
+/*
+ * extern.
+ */
+static int
+instr_extern_translate(struct rte_swx_pipeline *p,
+                      struct action *action __rte_unused,
+                      char **tokens,
+                      int n_tokens,
+                      struct instruction *instr,
+                      struct instruction_data *data __rte_unused)
+{
+       char *token = tokens[1];
+
+       CHECK(n_tokens == 2, EINVAL);
+
+       if (token[0] == 'e') {
+               struct extern_obj *obj;
+               struct extern_type_member_func *func;
+
+               func = extern_obj_member_func_parse(p, token, &obj);
+               CHECK(func, EINVAL);
+
+               instr->type = INSTR_EXTERN_OBJ;
+               instr->ext_obj.ext_obj_id = obj->id;
+               instr->ext_obj.func_id = func->id;
+
+               return 0;
+       }
+
+       if (token[0] == 'f') {
+               struct extern_func *func;
+
+               func = extern_func_parse(p, token);
+               CHECK(func, EINVAL);
+
+               instr->type = INSTR_EXTERN_FUNC;
+               instr->ext_func.ext_func_id = func->id;
+
+               return 0;
+       }
+
+       CHECK(0, EINVAL);
+}
+
+static inline void
+instr_extern_obj_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint32_t obj_id = ip->ext_obj.ext_obj_id;
+       uint32_t func_id = ip->ext_obj.func_id;
+       struct extern_obj_runtime *obj = &t->extern_objs[obj_id];
+       rte_swx_extern_type_member_func_t func = obj->funcs[func_id];
+
+       TRACE("[Thread %2u] extern obj %u member func %u\n",
+             p->thread_id,
+             obj_id,
+             func_id);
+
+       /* Extern object member function execute. */
+       uint32_t done = func(obj->obj, obj->mailbox);
+
+       /* Thread. */
+       thread_ip_inc_cond(t, done);
+       thread_yield_cond(p, done ^ 1);
+}
+
+static inline void
+instr_extern_func_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint32_t ext_func_id = ip->ext_func.ext_func_id;
+       struct extern_func_runtime *ext_func = &t->extern_funcs[ext_func_id];
+       rte_swx_extern_func_t func = ext_func->func;
+
+       TRACE("[Thread %2u] extern func %u\n",
+             p->thread_id,
+             ext_func_id);
+
+       /* Extern function execute. */
+       uint32_t done = func(ext_func->mailbox);
+
+       /* Thread. */
+       thread_ip_inc_cond(t, done);
+       thread_yield_cond(p, done ^ 1);
+}
+
+/*
+ * mov.
+ */
+static int
+instr_mov_translate(struct rte_swx_pipeline *p,
+                   struct action *action,
+                   char **tokens,
+                   int n_tokens,
+                   struct instruction *instr,
+                   struct instruction_data *data __rte_unused)
+{
+       char *dst = tokens[1], *src = tokens[2];
+       struct field *fdst, *fsrc;
+       uint64_t src_val;
+       uint32_t dst_struct_id = 0, src_struct_id = 0;
+
+       CHECK(n_tokens == 3, EINVAL);
+
+       fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+       CHECK(fdst, EINVAL);
+
+       /* MOV, MOV_MH, MOV_HM or MOV_HH. */
+       fsrc = struct_field_parse(p, action, src, &src_struct_id);
+       if (fsrc) {
+               instr->type = INSTR_MOV;
+               if (dst[0] != 'h' && src[0] == 'h')
+                       instr->type = INSTR_MOV_MH;
+               if (dst[0] == 'h' && src[0] != 'h')
+                       instr->type = INSTR_MOV_HM;
+               if (dst[0] == 'h' && src[0] == 'h')
+                       instr->type = INSTR_MOV_HH;
+
+               instr->mov.dst.struct_id = (uint8_t)dst_struct_id;
+               instr->mov.dst.n_bits = fdst->n_bits;
+               instr->mov.dst.offset = fdst->offset / 8;
+               instr->mov.src.struct_id = (uint8_t)src_struct_id;
+               instr->mov.src.n_bits = fsrc->n_bits;
+               instr->mov.src.offset = fsrc->offset / 8;
+               return 0;
+       }
+
+       /* MOV_I. */
+       src_val = strtoull(src, &src, 0);
+       CHECK(!src[0], EINVAL);
+
+       if (dst[0] == 'h')
+               src_val = hton64(src_val) >> (64 - fdst->n_bits);
+
+       instr->type = INSTR_MOV_I;
+       instr->mov.dst.struct_id = (uint8_t)dst_struct_id;
+       instr->mov.dst.n_bits = fdst->n_bits;
+       instr->mov.dst.offset = fdst->offset / 8;
+       instr->mov.src_val = src_val;
+       return 0;
+}
+
+static inline void
+instr_mov_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] mov\n",
+             p->thread_id);
+
+       MOV(t, ip);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_mov_mh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] mov (mh)\n",
+             p->thread_id);
+
+       MOV_MH(t, ip);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_mov_hm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] mov (hm)\n",
+             p->thread_id);
+
+       MOV_HM(t, ip);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_mov_hh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] mov (hh)\n",
+             p->thread_id);
+
+       MOV_HH(t, ip);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_mov_i_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] mov m.f %" PRIx64 "\n",
+             p->thread_id,
+             ip->mov.src_val);
+
+       MOV_I(t, ip);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+/*
+ * dma.
+ */
+static inline void
+__instr_dma_ht_exec(struct rte_swx_pipeline *p, uint32_t n_dma);
+
+static inline void
+__instr_dma_ht_exec(struct rte_swx_pipeline *p, uint32_t n_dma)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint8_t *action_data = t->structs[0];
+       uint64_t valid_headers = t->valid_headers;
+       uint32_t i;
+
+       for (i = 0; i < n_dma; i++) {
+               uint32_t header_id = ip->dma.dst.header_id[i];
+               uint32_t struct_id = ip->dma.dst.struct_id[i];
+               uint32_t offset = ip->dma.src.offset[i];
+               uint32_t n_bytes = ip->dma.n_bytes[i];
+
+               struct header_runtime *h = &t->headers[header_id];
+               uint8_t *h_ptr0 = h->ptr0;
+               uint8_t *h_ptr = t->structs[struct_id];
+
+               void *dst = MASK64_BIT_GET(valid_headers, header_id) ?
+                       h_ptr : h_ptr0;
+               void *src = &action_data[offset];
+
+               TRACE("[Thread %2u] dma h.s t.f\n", p->thread_id);
+
+               /* Headers. */
+               memcpy(dst, src, n_bytes);
+               t->structs[struct_id] = dst;
+               valid_headers = MASK64_BIT_SET(valid_headers, header_id);
+       }
+
+       t->valid_headers = valid_headers;
+}
+
+static inline void
+instr_dma_ht_exec(struct rte_swx_pipeline *p)
+{
+       __instr_dma_ht_exec(p, 1);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_dma_ht2_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 2 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_dma_ht_exec(p, 2);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_dma_ht3_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 3 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_dma_ht_exec(p, 3);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_dma_ht4_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 4 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_dma_ht_exec(p, 4);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_dma_ht5_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 5 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_dma_ht_exec(p, 5);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_dma_ht6_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 6 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_dma_ht_exec(p, 6);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_dma_ht7_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 7 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_dma_ht_exec(p, 7);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_dma_ht8_exec(struct rte_swx_pipeline *p)
+{
+       TRACE("[Thread %2u] *** The next 8 instructions are fused. ***\n",
+             p->thread_id);
+
+       __instr_dma_ht_exec(p, 8);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+/*
+ * alu.
+ */
+static int
+instr_alu_add_translate(struct rte_swx_pipeline *p,
+                       struct action *action,
+                       char **tokens,
+                       int n_tokens,
+                       struct instruction *instr,
+                       struct instruction_data *data __rte_unused)
+{
+       char *dst = tokens[1], *src = tokens[2];
+       struct field *fdst, *fsrc;
+       uint64_t src_val;
+       uint32_t dst_struct_id = 0, src_struct_id = 0;
+
+       CHECK(n_tokens == 3, EINVAL);
+
+       fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+       CHECK(fdst, EINVAL);
+
+       /* ADD, ADD_HM, ADD_MH, ADD_HH. */
+       fsrc = struct_field_parse(p, action, src, &src_struct_id);
+       if (fsrc) {
+               instr->type = INSTR_ALU_ADD;
+               if (dst[0] == 'h' && src[0] != 'h')
+                       instr->type = INSTR_ALU_ADD_HM;
+               if (dst[0] != 'h' && src[0] == 'h')
+                       instr->type = INSTR_ALU_ADD_MH;
+               if (dst[0] == 'h' && src[0] == 'h')
+                       instr->type = INSTR_ALU_ADD_HH;
+
+               instr->alu.dst.struct_id = (uint8_t)dst_struct_id;
+               instr->alu.dst.n_bits = fdst->n_bits;
+               instr->alu.dst.offset = fdst->offset / 8;
+               instr->alu.src.struct_id = (uint8_t)src_struct_id;
+               instr->alu.src.n_bits = fsrc->n_bits;
+               instr->alu.src.offset = fsrc->offset / 8;
+               return 0;
+       }
+
+       /* ADD_MI, ADD_HI. */
+       src_val = strtoull(src, &src, 0);
+       CHECK(!src[0], EINVAL);
+
+       instr->type = INSTR_ALU_ADD_MI;
+       if (dst[0] == 'h')
+               instr->type = INSTR_ALU_ADD_HI;
+
+       instr->alu.dst.struct_id = (uint8_t)dst_struct_id;
+       instr->alu.dst.n_bits = fdst->n_bits;
+       instr->alu.dst.offset = fdst->offset / 8;
+       instr->alu.src_val = src_val;
+       return 0;
+}
+
+static int
+instr_alu_sub_translate(struct rte_swx_pipeline *p,
+                       struct action *action,
+                       char **tokens,
+                       int n_tokens,
+                       struct instruction *instr,
+                       struct instruction_data *data __rte_unused)
+{
+       char *dst = tokens[1], *src = tokens[2];
+       struct field *fdst, *fsrc;
+       uint64_t src_val;
+       uint32_t dst_struct_id = 0, src_struct_id = 0;
+
+       CHECK(n_tokens == 3, EINVAL);
+
+       fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+       CHECK(fdst, EINVAL);
+
+       /* SUB, SUB_HM, SUB_MH, SUB_HH. */
+       fsrc = struct_field_parse(p, action, src, &src_struct_id);
+       if (fsrc) {
+               instr->type = INSTR_ALU_SUB;
+               if (dst[0] == 'h' && src[0] != 'h')
+                       instr->type = INSTR_ALU_SUB_HM;
+               if (dst[0] != 'h' && src[0] == 'h')
+                       instr->type = INSTR_ALU_SUB_MH;
+               if (dst[0] == 'h' && src[0] == 'h')
+                       instr->type = INSTR_ALU_SUB_HH;
+
+               instr->alu.dst.struct_id = (uint8_t)dst_struct_id;
+               instr->alu.dst.n_bits = fdst->n_bits;
+               instr->alu.dst.offset = fdst->offset / 8;
+               instr->alu.src.struct_id = (uint8_t)src_struct_id;
+               instr->alu.src.n_bits = fsrc->n_bits;
+               instr->alu.src.offset = fsrc->offset / 8;
+               return 0;
+       }
+
+       /* SUB_MI, SUB_HI. */
+       src_val = strtoull(src, &src, 0);
+       CHECK(!src[0], EINVAL);
+
+       instr->type = INSTR_ALU_SUB_MI;
+       if (dst[0] == 'h')
+               instr->type = INSTR_ALU_SUB_HI;
+
+       instr->alu.dst.struct_id = (uint8_t)dst_struct_id;
+       instr->alu.dst.n_bits = fdst->n_bits;
+       instr->alu.dst.offset = fdst->offset / 8;
+       instr->alu.src_val = src_val;
+       return 0;
+}
+
+static int
+instr_alu_ckadd_translate(struct rte_swx_pipeline *p,
+                         struct action *action __rte_unused,
+                         char **tokens,
+                         int n_tokens,
+                         struct instruction *instr,
+                         struct instruction_data *data __rte_unused)
+{
+       char *dst = tokens[1], *src = tokens[2];
+       struct header *hdst, *hsrc;
+       struct field *fdst, *fsrc;
+
+       CHECK(n_tokens == 3, EINVAL);
+
+       fdst = header_field_parse(p, dst, &hdst);
+       CHECK(fdst && (fdst->n_bits == 16), EINVAL);
+
+       /* CKADD_FIELD. */
+       fsrc = header_field_parse(p, src, &hsrc);
+       if (fsrc) {
+               instr->type = INSTR_ALU_CKADD_FIELD;
+               instr->alu.dst.struct_id = (uint8_t)hdst->struct_id;
+               instr->alu.dst.n_bits = fdst->n_bits;
+               instr->alu.dst.offset = fdst->offset / 8;
+               instr->alu.src.struct_id = (uint8_t)hsrc->struct_id;
+               instr->alu.src.n_bits = fsrc->n_bits;
+               instr->alu.src.offset = fsrc->offset / 8;
+               return 0;
+       }
+
+       /* CKADD_STRUCT, CKADD_STRUCT20. */
+       hsrc = header_parse(p, src);
+       CHECK(hsrc, EINVAL);
+
+       instr->type = INSTR_ALU_CKADD_STRUCT;
+       if ((hsrc->st->n_bits / 8) == 20)
+               instr->type = INSTR_ALU_CKADD_STRUCT20;
+
+       instr->alu.dst.struct_id = (uint8_t)hdst->struct_id;
+       instr->alu.dst.n_bits = fdst->n_bits;
+       instr->alu.dst.offset = fdst->offset / 8;
+       instr->alu.src.struct_id = (uint8_t)hsrc->struct_id;
+       instr->alu.src.n_bits = hsrc->st->n_bits;
+       instr->alu.src.offset = 0; /* Unused. */
+       return 0;
+}
+
+static int
+instr_alu_cksub_translate(struct rte_swx_pipeline *p,
+                         struct action *action __rte_unused,
+                         char **tokens,
+                         int n_tokens,
+                         struct instruction *instr,
+                         struct instruction_data *data __rte_unused)
+{
+       char *dst = tokens[1], *src = tokens[2];
+       struct header *hdst, *hsrc;
+       struct field *fdst, *fsrc;
+
+       CHECK(n_tokens == 3, EINVAL);
+
+       fdst = header_field_parse(p, dst, &hdst);
+       CHECK(fdst && (fdst->n_bits == 16), EINVAL);
+
+       fsrc = header_field_parse(p, src, &hsrc);
+       CHECK(fsrc, EINVAL);
+
+       instr->type = INSTR_ALU_CKSUB_FIELD;
+       instr->alu.dst.struct_id = (uint8_t)hdst->struct_id;
+       instr->alu.dst.n_bits = fdst->n_bits;
+       instr->alu.dst.offset = fdst->offset / 8;
+       instr->alu.src.struct_id = (uint8_t)hsrc->struct_id;
+       instr->alu.src.n_bits = fsrc->n_bits;
+       instr->alu.src.offset = fsrc->offset / 8;
+       return 0;
+}
+
+static int
+instr_alu_shl_translate(struct rte_swx_pipeline *p,
+                       struct action *action,
+                       char **tokens,
+                       int n_tokens,
+                       struct instruction *instr,
+                       struct instruction_data *data __rte_unused)
+{
+       char *dst = tokens[1], *src = tokens[2];
+       struct field *fdst, *fsrc;
+       uint64_t src_val;
+       uint32_t dst_struct_id = 0, src_struct_id = 0;
+
+       CHECK(n_tokens == 3, EINVAL);
+
+       fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+       CHECK(fdst, EINVAL);
+
+       /* SHL, SHL_HM, SHL_MH, SHL_HH. */
+       fsrc = struct_field_parse(p, action, src, &src_struct_id);
+       if (fsrc) {
+               instr->type = INSTR_ALU_SHL;
+               if (dst[0] == 'h' && src[0] != 'h')
+                       instr->type = INSTR_ALU_SHL_HM;
+               if (dst[0] != 'h' && src[0] == 'h')
+                       instr->type = INSTR_ALU_SHL_MH;
+               if (dst[0] == 'h' && src[0] == 'h')
+                       instr->type = INSTR_ALU_SHL_HH;
+
+               instr->alu.dst.struct_id = (uint8_t)dst_struct_id;
+               instr->alu.dst.n_bits = fdst->n_bits;
+               instr->alu.dst.offset = fdst->offset / 8;
+               instr->alu.src.struct_id = (uint8_t)src_struct_id;
+               instr->alu.src.n_bits = fsrc->n_bits;
+               instr->alu.src.offset = fsrc->offset / 8;
+               return 0;
+       }
+
+       /* SHL_MI, SHL_HI. */
+       src_val = strtoull(src, &src, 0);
+       CHECK(!src[0], EINVAL);
+
+       instr->type = INSTR_ALU_SHL_MI;
+       if (dst[0] == 'h')
+               instr->type = INSTR_ALU_SHL_HI;
+
+       instr->alu.dst.struct_id = (uint8_t)dst_struct_id;
+       instr->alu.dst.n_bits = fdst->n_bits;
+       instr->alu.dst.offset = fdst->offset / 8;
+       instr->alu.src_val = src_val;
+       return 0;
+}
+
+static int
+instr_alu_shr_translate(struct rte_swx_pipeline *p,
+                       struct action *action,
+                       char **tokens,
+                       int n_tokens,
+                       struct instruction *instr,
+                       struct instruction_data *data __rte_unused)
+{
+       char *dst = tokens[1], *src = tokens[2];
+       struct field *fdst, *fsrc;
+       uint64_t src_val;
+       uint32_t dst_struct_id = 0, src_struct_id = 0;
+
+       CHECK(n_tokens == 3, EINVAL);
+
+       fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+       CHECK(fdst, EINVAL);
+
+       /* SHR, SHR_HM, SHR_MH, SHR_HH. */
+       fsrc = struct_field_parse(p, action, src, &src_struct_id);
+       if (fsrc) {
+               instr->type = INSTR_ALU_SHR;
+               if (dst[0] == 'h' && src[0] != 'h')
+                       instr->type = INSTR_ALU_SHR_HM;
+               if (dst[0] != 'h' && src[0] == 'h')
+                       instr->type = INSTR_ALU_SHR_MH;
+               if (dst[0] == 'h' && src[0] == 'h')
+                       instr->type = INSTR_ALU_SHR_HH;
+
+               instr->alu.dst.struct_id = (uint8_t)dst_struct_id;
+               instr->alu.dst.n_bits = fdst->n_bits;
+               instr->alu.dst.offset = fdst->offset / 8;
+               instr->alu.src.struct_id = (uint8_t)src_struct_id;
+               instr->alu.src.n_bits = fsrc->n_bits;
+               instr->alu.src.offset = fsrc->offset / 8;
+               return 0;
+       }
+
+       /* SHR_MI, SHR_HI. */
+       src_val = strtoull(src, &src, 0);
+       CHECK(!src[0], EINVAL);
+
+       instr->type = INSTR_ALU_SHR_MI;
+       if (dst[0] == 'h')
+               instr->type = INSTR_ALU_SHR_HI;
+
+       instr->alu.dst.struct_id = (uint8_t)dst_struct_id;
+       instr->alu.dst.n_bits = fdst->n_bits;
+       instr->alu.dst.offset = fdst->offset / 8;
+       instr->alu.src_val = src_val;
+       return 0;
+}
+
+static int
+instr_alu_and_translate(struct rte_swx_pipeline *p,
+                       struct action *action,
+                       char **tokens,
+                       int n_tokens,
+                       struct instruction *instr,
+                       struct instruction_data *data __rte_unused)
+{
+       char *dst = tokens[1], *src = tokens[2];
+       struct field *fdst, *fsrc;
+       uint64_t src_val;
+       uint32_t dst_struct_id = 0, src_struct_id = 0;
+
+       CHECK(n_tokens == 3, EINVAL);
+
+       fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+       CHECK(fdst, EINVAL);
+
+       /* AND, AND_MH, AND_HM, AND_HH. */
+       fsrc = struct_field_parse(p, action, src, &src_struct_id);
+       if (fsrc) {
+               instr->type = INSTR_ALU_AND;
+               if (dst[0] != 'h' && src[0] == 'h')
+                       instr->type = INSTR_ALU_AND_MH;
+               if (dst[0] == 'h' && src[0] != 'h')
+                       instr->type = INSTR_ALU_AND_HM;
+               if (dst[0] == 'h' && src[0] == 'h')
+                       instr->type = INSTR_ALU_AND_HH;
+
+               instr->alu.dst.struct_id = (uint8_t)dst_struct_id;
+               instr->alu.dst.n_bits = fdst->n_bits;
+               instr->alu.dst.offset = fdst->offset / 8;
+               instr->alu.src.struct_id = (uint8_t)src_struct_id;
+               instr->alu.src.n_bits = fsrc->n_bits;
+               instr->alu.src.offset = fsrc->offset / 8;
+               return 0;
+       }
+
+       /* AND_I. */
+       src_val = strtoull(src, &src, 0);
+       CHECK(!src[0], EINVAL);
+
+       if (dst[0] == 'h')
+               src_val = hton64(src_val) >> (64 - fdst->n_bits);
+
+       instr->type = INSTR_ALU_AND_I;
+       instr->alu.dst.struct_id = (uint8_t)dst_struct_id;
+       instr->alu.dst.n_bits = fdst->n_bits;
+       instr->alu.dst.offset = fdst->offset / 8;
+       instr->alu.src_val = src_val;
+       return 0;
+}
+
+static int
+instr_alu_or_translate(struct rte_swx_pipeline *p,
+                      struct action *action,
+                      char **tokens,
+                      int n_tokens,
+                      struct instruction *instr,
+                      struct instruction_data *data __rte_unused)
+{
+       char *dst = tokens[1], *src = tokens[2];
+       struct field *fdst, *fsrc;
+       uint64_t src_val;
+       uint32_t dst_struct_id = 0, src_struct_id = 0;
+
+       CHECK(n_tokens == 3, EINVAL);
+
+       fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+       CHECK(fdst, EINVAL);
+
+       /* OR, OR_MH, OR_HM, OR_HH. */
+       fsrc = struct_field_parse(p, action, src, &src_struct_id);
+       if (fsrc) {
+               instr->type = INSTR_ALU_OR;
+               if (dst[0] != 'h' && src[0] == 'h')
+                       instr->type = INSTR_ALU_OR_MH;
+               if (dst[0] == 'h' && src[0] != 'h')
+                       instr->type = INSTR_ALU_OR_HM;
+               if (dst[0] == 'h' && src[0] == 'h')
+                       instr->type = INSTR_ALU_OR_HH;
+
+               instr->alu.dst.struct_id = (uint8_t)dst_struct_id;
+               instr->alu.dst.n_bits = fdst->n_bits;
+               instr->alu.dst.offset = fdst->offset / 8;
+               instr->alu.src.struct_id = (uint8_t)src_struct_id;
+               instr->alu.src.n_bits = fsrc->n_bits;
+               instr->alu.src.offset = fsrc->offset / 8;
+               return 0;
+       }
+
+       /* OR_I. */
+       src_val = strtoull(src, &src, 0);
+       CHECK(!src[0], EINVAL);
+
+       if (dst[0] == 'h')
+               src_val = hton64(src_val) >> (64 - fdst->n_bits);
+
+       instr->type = INSTR_ALU_OR_I;
+       instr->alu.dst.struct_id = (uint8_t)dst_struct_id;
+       instr->alu.dst.n_bits = fdst->n_bits;
+       instr->alu.dst.offset = fdst->offset / 8;
+       instr->alu.src_val = src_val;
+       return 0;
+}
+
+static int
+instr_alu_xor_translate(struct rte_swx_pipeline *p,
+                       struct action *action,
+                       char **tokens,
+                       int n_tokens,
+                       struct instruction *instr,
+                       struct instruction_data *data __rte_unused)
+{
+       char *dst = tokens[1], *src = tokens[2];
+       struct field *fdst, *fsrc;
+       uint64_t src_val;
+       uint32_t dst_struct_id = 0, src_struct_id = 0;
+
+       CHECK(n_tokens == 3, EINVAL);
+
+       fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+       CHECK(fdst, EINVAL);
+
+       /* XOR, XOR_MH, XOR_HM, XOR_HH. */
+       fsrc = struct_field_parse(p, action, src, &src_struct_id);
+       if (fsrc) {
+               instr->type = INSTR_ALU_XOR;
+               if (dst[0] != 'h' && src[0] == 'h')
+                       instr->type = INSTR_ALU_XOR_MH;
+               if (dst[0] == 'h' && src[0] != 'h')
+                       instr->type = INSTR_ALU_XOR_HM;
+               if (dst[0] == 'h' && src[0] == 'h')
+                       instr->type = INSTR_ALU_XOR_HH;
+
+               instr->alu.dst.struct_id = (uint8_t)dst_struct_id;
+               instr->alu.dst.n_bits = fdst->n_bits;
+               instr->alu.dst.offset = fdst->offset / 8;
+               instr->alu.src.struct_id = (uint8_t)src_struct_id;
+               instr->alu.src.n_bits = fsrc->n_bits;
+               instr->alu.src.offset = fsrc->offset / 8;
+               return 0;
+       }
+
+       /* XOR_I. */
+       src_val = strtoull(src, &src, 0);
+       CHECK(!src[0], EINVAL);
+
+       if (dst[0] == 'h')
+               src_val = hton64(src_val) >> (64 - fdst->n_bits);
+
+       instr->type = INSTR_ALU_XOR_I;
+       instr->alu.dst.struct_id = (uint8_t)dst_struct_id;
+       instr->alu.dst.n_bits = fdst->n_bits;
+       instr->alu.dst.offset = fdst->offset / 8;
+       instr->alu.src_val = src_val;
+       return 0;
+}
+
+static inline void
+instr_alu_add_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] add\n", p->thread_id);
+
+       /* Structs. */
+       ALU(t, ip, +);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_add_mh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] add (mh)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_MH(t, ip, +);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_add_hm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] add (hm)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HM(t, ip, +);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_add_hh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] add (hh)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HH(t, ip, +);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_add_mi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] add (mi)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_MI(t, ip, +);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_add_hi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] add (hi)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HI(t, ip, +);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_sub_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] sub\n", p->thread_id);
+
+       /* Structs. */
+       ALU(t, ip, -);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_sub_mh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] sub (mh)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_MH(t, ip, -);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_sub_hm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] sub (hm)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HM(t, ip, -);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_sub_hh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] sub (hh)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HH(t, ip, -);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_sub_mi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] sub (mi)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_MI(t, ip, -);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_sub_hi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] sub (hi)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HI(t, ip, -);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_shl_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] shl\n", p->thread_id);
+
+       /* Structs. */
+       ALU(t, ip, <<);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_shl_mh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] shl (mh)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_MH(t, ip, <<);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_shl_hm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] shl (hm)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HM(t, ip, <<);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_shl_hh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] shl (hh)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HH(t, ip, <<);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_shl_mi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] shl (mi)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_MI(t, ip, <<);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_shl_hi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] shl (hi)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HI(t, ip, <<);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_shr_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] shr\n", p->thread_id);
+
+       /* Structs. */
+       ALU(t, ip, >>);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_shr_mh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] shr (mh)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_MH(t, ip, >>);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_shr_hm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] shr (hm)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HM(t, ip, >>);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_shr_hh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] shr (hh)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HH(t, ip, >>);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_shr_mi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] shr (mi)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_MI(t, ip, >>);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_shr_hi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] shr (hi)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HI(t, ip, >>);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_and_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] and\n", p->thread_id);
+
+       /* Structs. */
+       ALU(t, ip, &);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_and_mh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] and (mh)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_MH(t, ip, &);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_and_hm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] and (hm)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HM_FAST(t, ip, &);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_and_hh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] and (hh)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HH_FAST(t, ip, &);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_and_i_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] and (i)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_I(t, ip, &);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_or_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] or\n", p->thread_id);
+
+       /* Structs. */
+       ALU(t, ip, |);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_or_mh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] or (mh)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_MH(t, ip, |);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_or_hm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] or (hm)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HM_FAST(t, ip, |);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_or_hh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] or (hh)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HH_FAST(t, ip, |);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_or_i_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] or (i)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_I(t, ip, |);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_xor_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] xor\n", p->thread_id);
+
+       /* Structs. */
+       ALU(t, ip, ^);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_xor_mh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] xor (mh)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_MH(t, ip, ^);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_xor_hm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] xor (hm)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HM_FAST(t, ip, ^);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_xor_hh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] xor (hh)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_HH_FAST(t, ip, ^);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_xor_i_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] xor (i)\n", p->thread_id);
+
+       /* Structs. */
+       ALU_I(t, ip, ^);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_ckadd_field_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint8_t *dst_struct, *src_struct;
+       uint16_t *dst16_ptr, dst;
+       uint64_t *src64_ptr, src64, src64_mask, src;
+       uint64_t r;
+
+       TRACE("[Thread %2u] ckadd (field)\n", p->thread_id);
+
+       /* Structs. */
+       dst_struct = t->structs[ip->alu.dst.struct_id];
+       dst16_ptr = (uint16_t *)&dst_struct[ip->alu.dst.offset];
+       dst = *dst16_ptr;
+
+       src_struct = t->structs[ip->alu.src.struct_id];
+       src64_ptr = (uint64_t *)&src_struct[ip->alu.src.offset];
+       src64 = *src64_ptr;
+       src64_mask = UINT64_MAX >> (64 - ip->alu.src.n_bits);
+       src = src64 & src64_mask;
+
+       r = dst;
+       r = ~r & 0xFFFF;
+
+       /* The first input (r) is a 16-bit number. The second and the third
+        * inputs are 32-bit numbers. In the worst case scenario, the sum of the
+        * three numbers (output r) is a 34-bit number.
+        */
+       r += (src >> 32) + (src & 0xFFFFFFFF);
+
+       /* The first input is a 16-bit number. The second input is an 18-bit
+        * number. In the worst case scenario, the sum of the two numbers is a
+        * 19-bit number.
+        */
+       r = (r & 0xFFFF) + (r >> 16);
+
+       /* The first input is a 16-bit number (0 .. 0xFFFF). The second input is
+        * a 3-bit number (0 .. 7). Their sum is a 17-bit number (0 .. 0x10006).
+        */
+       r = (r & 0xFFFF) + (r >> 16);
+
+       /* When the input r is (0 .. 0xFFFF), the output r is equal to the input
+        * r, so the output is (0 .. 0xFFFF). When the input r is (0x10000 ..
+        * 0x10006), the output r is (0 .. 7). So no carry bit can be generated,
+        * therefore the output r is always a 16-bit number.
+        */
+       r = (r & 0xFFFF) + (r >> 16);
+
+       r = ~r & 0xFFFF;
+       r = r ? r : 0xFFFF;
+
+       *dst16_ptr = (uint16_t)r;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_cksub_field_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint8_t *dst_struct, *src_struct;
+       uint16_t *dst16_ptr, dst;
+       uint64_t *src64_ptr, src64, src64_mask, src;
+       uint64_t r;
+
+       TRACE("[Thread %2u] cksub (field)\n", p->thread_id);
+
+       /* Structs. */
+       dst_struct = t->structs[ip->alu.dst.struct_id];
+       dst16_ptr = (uint16_t *)&dst_struct[ip->alu.dst.offset];
+       dst = *dst16_ptr;
+
+       src_struct = t->structs[ip->alu.src.struct_id];
+       src64_ptr = (uint64_t *)&src_struct[ip->alu.src.offset];
+       src64 = *src64_ptr;
+       src64_mask = UINT64_MAX >> (64 - ip->alu.src.n_bits);
+       src = src64 & src64_mask;
+
+       r = dst;
+       r = ~r & 0xFFFF;
+
+       /* Subtraction in 1's complement arithmetic (i.e. a '- b) is the same as
+        * the following sequence of operations in 2's complement arithmetic:
+        *    a '- b = (a - b) % 0xFFFF.
+        *
+        * In order to prevent an underflow for the below subtraction, in which
+        * a 33-bit number (the subtrahend) is taken out of a 16-bit number (the
+        * minuend), we first add a multiple of the 0xFFFF modulus to the
+        * minuend. The number we add to the minuend needs to be a 34-bit number
+        * or higher, so for readability reasons we picked the 36-bit multiple.
+        * We are effectively turning the 16-bit minuend into a 36-bit number:
+        *    (a - b) % 0xFFFF = (a + 0xFFFF00000 - b) % 0xFFFF.
+        */
+       r += 0xFFFF00000ULL; /* The output r is a 36-bit number. */
+
+       /* A 33-bit number is subtracted from a 36-bit number (the input r). The
+        * result (the output r) is a 36-bit number.
+        */
+       r -= (src >> 32) + (src & 0xFFFFFFFF);
+
+       /* The first input is a 16-bit number. The second input is a 20-bit
+        * number. Their sum is a 21-bit number.
+        */
+       r = (r & 0xFFFF) + (r >> 16);
+
+       /* The first input is a 16-bit number (0 .. 0xFFFF). The second input is
+        * a 5-bit number (0 .. 31). The sum is a 17-bit number (0 .. 0x1001E).
+        */
+       r = (r & 0xFFFF) + (r >> 16);
+
+       /* When the input r is (0 .. 0xFFFF), the output r is equal to the input
+        * r, so the output is (0 .. 0xFFFF). When the input r is (0x10000 ..
+        * 0x1001E), the output r is (0 .. 31). So no carry bit can be
+        * generated, therefore the output r is always a 16-bit number.
+        */
+       r = (r & 0xFFFF) + (r >> 16);
+
+       r = ~r & 0xFFFF;
+       r = r ? r : 0xFFFF;
+
+       *dst16_ptr = (uint16_t)r;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_ckadd_struct20_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint8_t *dst_struct, *src_struct;
+       uint16_t *dst16_ptr;
+       uint32_t *src32_ptr;
+       uint64_t r0, r1;
+
+       TRACE("[Thread %2u] ckadd (struct of 20 bytes)\n", p->thread_id);
+
+       /* Structs. */
+       dst_struct = t->structs[ip->alu.dst.struct_id];
+       dst16_ptr = (uint16_t *)&dst_struct[ip->alu.dst.offset];
+
+       src_struct = t->structs[ip->alu.src.struct_id];
+       src32_ptr = (uint32_t *)&src_struct[0];
+
+       r0 = src32_ptr[0]; /* r0 is a 32-bit number. */
+       r1 = src32_ptr[1]; /* r1 is a 32-bit number. */
+       r0 += src32_ptr[2]; /* The output r0 is a 33-bit number. */
+       r1 += src32_ptr[3]; /* The output r1 is a 33-bit number. */
+       r0 += r1 + src32_ptr[4]; /* The output r0 is a 35-bit number. */
+
+       /* The first input is a 16-bit number. The second input is a 19-bit
+        * number. Their sum is a 20-bit number.
+        */
+       r0 = (r0 & 0xFFFF) + (r0 >> 16);
+
+       /* The first input is a 16-bit number (0 .. 0xFFFF). The second input is
+        * a 4-bit number (0 .. 15). The sum is a 17-bit number (0 .. 0x1000E).
+        */
+       r0 = (r0 & 0xFFFF) + (r0 >> 16);
+
+       /* When the input r is (0 .. 0xFFFF), the output r is equal to the input
+        * r, so the output is (0 .. 0xFFFF). When the input r is (0x10000 ..
+        * 0x1000E), the output r is (0 .. 15). So no carry bit can be
+        * generated, therefore the output r is always a 16-bit number.
+        */
+       r0 = (r0 & 0xFFFF) + (r0 >> 16);
+
+       r0 = ~r0 & 0xFFFF;
+       r0 = r0 ? r0 : 0xFFFF;
+
+       *dst16_ptr = (uint16_t)r0;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_alu_ckadd_struct_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint8_t *dst_struct, *src_struct;
+       uint16_t *dst16_ptr;
+       uint32_t *src32_ptr;
+       uint64_t r = 0;
+       uint32_t i;
+
+       TRACE("[Thread %2u] ckadd (struct)\n", p->thread_id);
+
+       /* Structs. */
+       dst_struct = t->structs[ip->alu.dst.struct_id];
+       dst16_ptr = (uint16_t *)&dst_struct[ip->alu.dst.offset];
+
+       src_struct = t->structs[ip->alu.src.struct_id];
+       src32_ptr = (uint32_t *)&src_struct[0];
+
+       /* The max number of 32-bit words in a 256-byte header is 8 = 2^3.
+        * Therefore, in the worst case scenario, a 35-bit number is added to a
+        * 16-bit number (the input r), so the output r is 36-bit number.
+        */
+       for (i = 0; i < ip->alu.src.n_bits / 32; i++, src32_ptr++)
+               r += *src32_ptr;
+
+       /* The first input is a 16-bit number. The second input is a 20-bit
+        * number. Their sum is a 21-bit number.
+        */
+       r = (r & 0xFFFF) + (r >> 16);
+
+       /* The first input is a 16-bit number (0 .. 0xFFFF). The second input is
+        * a 5-bit number (0 .. 31). The sum is a 17-bit number (0 .. 0x1000E).
+        */
+       r = (r & 0xFFFF) + (r >> 16);
+
+       /* When the input r is (0 .. 0xFFFF), the output r is equal to the input
+        * r, so the output is (0 .. 0xFFFF). When the input r is (0x10000 ..
+        * 0x1001E), the output r is (0 .. 31). So no carry bit can be
+        * generated, therefore the output r is always a 16-bit number.
+        */
+       r = (r & 0xFFFF) + (r >> 16);
+
+       r = ~r & 0xFFFF;
+       r = r ? r : 0xFFFF;
+
+       *dst16_ptr = (uint16_t)r;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+/*
+ * Register array.
+ */
+static struct regarray *
+regarray_find(struct rte_swx_pipeline *p, const char *name);
+
+static int
+instr_regprefetch_translate(struct rte_swx_pipeline *p,
+                     struct action *action,
+                     char **tokens,
+                     int n_tokens,
+                     struct instruction *instr,
+                     struct instruction_data *data __rte_unused)
+{
+       char *regarray = tokens[1], *idx = tokens[2];
+       struct regarray *r;
+       struct field *fidx;
+       uint32_t idx_struct_id, idx_val;
+
+       CHECK(n_tokens == 3, EINVAL);
+
+       r = regarray_find(p, regarray);
+       CHECK(r, EINVAL);
+
+       /* REGPREFETCH_RH, REGPREFETCH_RM. */
+       fidx = struct_field_parse(p, action, idx, &idx_struct_id);
+       if (fidx) {
+               instr->type = INSTR_REGPREFETCH_RM;
+               if (idx[0] == 'h')
+                       instr->type = INSTR_REGPREFETCH_RH;
+
+               instr->regarray.regarray_id = r->id;
+               instr->regarray.idx.struct_id = (uint8_t)idx_struct_id;
+               instr->regarray.idx.n_bits = fidx->n_bits;
+               instr->regarray.idx.offset = fidx->offset / 8;
+               instr->regarray.dstsrc_val = 0; /* Unused. */
+               return 0;
+       }
+
+       /* REGPREFETCH_RI. */
+       idx_val = strtoul(idx, &idx, 0);
+       CHECK(!idx[0], EINVAL);
+
+       instr->type = INSTR_REGPREFETCH_RI;
+       instr->regarray.regarray_id = r->id;
+       instr->regarray.idx_val = idx_val;
+       instr->regarray.dstsrc_val = 0; /* Unused. */
+       return 0;
+}
+
+static int
+instr_regrd_translate(struct rte_swx_pipeline *p,
+                     struct action *action,
+                     char **tokens,
+                     int n_tokens,
+                     struct instruction *instr,
+                     struct instruction_data *data __rte_unused)
+{
+       char *dst = tokens[1], *regarray = tokens[2], *idx = tokens[3];
+       struct regarray *r;
+       struct field *fdst, *fidx;
+       uint32_t dst_struct_id, idx_struct_id, idx_val;
+
+       CHECK(n_tokens == 4, EINVAL);
+
+       r = regarray_find(p, regarray);
+       CHECK(r, EINVAL);
+
+       fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+       CHECK(fdst, EINVAL);
+
+       /* REGRD_HRH, REGRD_HRM, REGRD_MRH, REGRD_MRM. */
+       fidx = struct_field_parse(p, action, idx, &idx_struct_id);
+       if (fidx) {
+               instr->type = INSTR_REGRD_MRM;
+               if (dst[0] == 'h' && idx[0] != 'h')
+                       instr->type = INSTR_REGRD_HRM;
+               if (dst[0] != 'h' && idx[0] == 'h')
+                       instr->type = INSTR_REGRD_MRH;
+               if (dst[0] == 'h' && idx[0] == 'h')
+                       instr->type = INSTR_REGRD_HRH;
+
+               instr->regarray.regarray_id = r->id;
+               instr->regarray.idx.struct_id = (uint8_t)idx_struct_id;
+               instr->regarray.idx.n_bits = fidx->n_bits;
+               instr->regarray.idx.offset = fidx->offset / 8;
+               instr->regarray.dstsrc.struct_id = (uint8_t)dst_struct_id;
+               instr->regarray.dstsrc.n_bits = fdst->n_bits;
+               instr->regarray.dstsrc.offset = fdst->offset / 8;
+               return 0;
+       }
+
+       /* REGRD_MRI, REGRD_HRI. */
+       idx_val = strtoul(idx, &idx, 0);
+       CHECK(!idx[0], EINVAL);
+
+       instr->type = INSTR_REGRD_MRI;
+       if (dst[0] == 'h')
+               instr->type = INSTR_REGRD_HRI;
+
+       instr->regarray.regarray_id = r->id;
+       instr->regarray.idx_val = idx_val;
+       instr->regarray.dstsrc.struct_id = (uint8_t)dst_struct_id;
+       instr->regarray.dstsrc.n_bits = fdst->n_bits;
+       instr->regarray.dstsrc.offset = fdst->offset / 8;
+       return 0;
+}
+
+static int
+instr_regwr_translate(struct rte_swx_pipeline *p,
+                     struct action *action,
+                     char **tokens,
+                     int n_tokens,
+                     struct instruction *instr,
+                     struct instruction_data *data __rte_unused)
+{
+       char *regarray = tokens[1], *idx = tokens[2], *src = tokens[3];
+       struct regarray *r;
+       struct field *fidx, *fsrc;
+       uint64_t src_val;
+       uint32_t idx_struct_id, idx_val, src_struct_id;
+
+       CHECK(n_tokens == 4, EINVAL);
+
+       r = regarray_find(p, regarray);
+       CHECK(r, EINVAL);
+
+       /* REGWR_RHH, REGWR_RHM, REGWR_RMH, REGWR_RMM. */
+       fidx = struct_field_parse(p, action, idx, &idx_struct_id);
+       fsrc = struct_field_parse(p, action, src, &src_struct_id);
+       if (fidx && fsrc) {
+               instr->type = INSTR_REGWR_RMM;
+               if (idx[0] == 'h' && src[0] != 'h')
+                       instr->type = INSTR_REGWR_RHM;
+               if (idx[0] != 'h' && src[0] == 'h')
+                       instr->type = INSTR_REGWR_RMH;
+               if (idx[0] == 'h' && src[0] == 'h')
+                       instr->type = INSTR_REGWR_RHH;
+
+               instr->regarray.regarray_id = r->id;
+               instr->regarray.idx.struct_id = (uint8_t)idx_struct_id;
+               instr->regarray.idx.n_bits = fidx->n_bits;
+               instr->regarray.idx.offset = fidx->offset / 8;
+               instr->regarray.dstsrc.struct_id = (uint8_t)src_struct_id;
+               instr->regarray.dstsrc.n_bits = fsrc->n_bits;
+               instr->regarray.dstsrc.offset = fsrc->offset / 8;
+               return 0;
+       }
+
+       /* REGWR_RHI, REGWR_RMI. */
+       if (fidx && !fsrc) {
+               src_val = strtoull(src, &src, 0);
+               CHECK(!src[0], EINVAL);
+
+               instr->type = INSTR_REGWR_RMI;
+               if (idx[0] == 'h')
+                       instr->type = INSTR_REGWR_RHI;
+
+               instr->regarray.regarray_id = r->id;
+               instr->regarray.idx.struct_id = (uint8_t)idx_struct_id;
+               instr->regarray.idx.n_bits = fidx->n_bits;
+               instr->regarray.idx.offset = fidx->offset / 8;
+               instr->regarray.dstsrc_val = src_val;
+               return 0;
+       }
+
+       /* REGWR_RIH, REGWR_RIM. */
+       if (!fidx && fsrc) {
+               idx_val = strtoul(idx, &idx, 0);
+               CHECK(!idx[0], EINVAL);
+
+               instr->type = INSTR_REGWR_RIM;
+               if (src[0] == 'h')
+                       instr->type = INSTR_REGWR_RIH;
+
+               instr->regarray.regarray_id = r->id;
+               instr->regarray.idx_val = idx_val;
+               instr->regarray.dstsrc.struct_id = (uint8_t)src_struct_id;
+               instr->regarray.dstsrc.n_bits = fsrc->n_bits;
+               instr->regarray.dstsrc.offset = fsrc->offset / 8;
+               return 0;
+       }
+
+       /* REGWR_RII. */
+       src_val = strtoull(src, &src, 0);
+       CHECK(!src[0], EINVAL);
+
+       idx_val = strtoul(idx, &idx, 0);
+       CHECK(!idx[0], EINVAL);
+
+       instr->type = INSTR_REGWR_RII;
+       instr->regarray.idx_val = idx_val;
+       instr->regarray.dstsrc_val = src_val;
+
+       return 0;
+}
+
+static int
+instr_regadd_translate(struct rte_swx_pipeline *p,
+                      struct action *action,
+                      char **tokens,
+                      int n_tokens,
+                      struct instruction *instr,
+                      struct instruction_data *data __rte_unused)
+{
+       char *regarray = tokens[1], *idx = tokens[2], *src = tokens[3];
+       struct regarray *r;
+       struct field *fidx, *fsrc;
+       uint64_t src_val;
+       uint32_t idx_struct_id, idx_val, src_struct_id;
+
+       CHECK(n_tokens == 4, EINVAL);
+
+       r = regarray_find(p, regarray);
+       CHECK(r, EINVAL);
+
+       /* REGADD_RHH, REGADD_RHM, REGADD_RMH, REGADD_RMM. */
+       fidx = struct_field_parse(p, action, idx, &idx_struct_id);
+       fsrc = struct_field_parse(p, action, src, &src_struct_id);
+       if (fidx && fsrc) {
+               instr->type = INSTR_REGADD_RMM;
+               if (idx[0] == 'h' && src[0] != 'h')
+                       instr->type = INSTR_REGADD_RHM;
+               if (idx[0] != 'h' && src[0] == 'h')
+                       instr->type = INSTR_REGADD_RMH;
+               if (idx[0] == 'h' && src[0] == 'h')
+                       instr->type = INSTR_REGADD_RHH;
+
+               instr->regarray.regarray_id = r->id;
+               instr->regarray.idx.struct_id = (uint8_t)idx_struct_id;
+               instr->regarray.idx.n_bits = fidx->n_bits;
+               instr->regarray.idx.offset = fidx->offset / 8;
+               instr->regarray.dstsrc.struct_id = (uint8_t)src_struct_id;
+               instr->regarray.dstsrc.n_bits = fsrc->n_bits;
+               instr->regarray.dstsrc.offset = fsrc->offset / 8;
+               return 0;
+       }
+
+       /* REGADD_RHI, REGADD_RMI. */
+       if (fidx && !fsrc) {
+               src_val = strtoull(src, &src, 0);
+               CHECK(!src[0], EINVAL);
+
+               instr->type = INSTR_REGADD_RMI;
+               if (idx[0] == 'h')
+                       instr->type = INSTR_REGADD_RHI;
+
+               instr->regarray.regarray_id = r->id;
+               instr->regarray.idx.struct_id = (uint8_t)idx_struct_id;
+               instr->regarray.idx.n_bits = fidx->n_bits;
+               instr->regarray.idx.offset = fidx->offset / 8;
+               instr->regarray.dstsrc_val = src_val;
+               return 0;
+       }
+
+       /* REGADD_RIH, REGADD_RIM. */
+       if (!fidx && fsrc) {
+               idx_val = strtoul(idx, &idx, 0);
+               CHECK(!idx[0], EINVAL);
+
+               instr->type = INSTR_REGADD_RIM;
+               if (src[0] == 'h')
+                       instr->type = INSTR_REGADD_RIH;
+
+               instr->regarray.regarray_id = r->id;
+               instr->regarray.idx_val = idx_val;
+               instr->regarray.dstsrc.struct_id = (uint8_t)src_struct_id;
+               instr->regarray.dstsrc.n_bits = fsrc->n_bits;
+               instr->regarray.dstsrc.offset = fsrc->offset / 8;
+               return 0;
+       }
+
+       /* REGADD_RII. */
+       src_val = strtoull(src, &src, 0);
+       CHECK(!src[0], EINVAL);
+
+       idx_val = strtoul(idx, &idx, 0);
+       CHECK(!idx[0], EINVAL);
+
+       instr->type = INSTR_REGADD_RII;
+       instr->regarray.idx_val = idx_val;
+       instr->regarray.dstsrc_val = src_val;
+       return 0;
+}
+
+static inline uint64_t *
+instr_regarray_regarray(struct rte_swx_pipeline *p, struct instruction *ip)
+{
+       struct regarray_runtime *r = &p->regarray_runtime[ip->regarray.regarray_id];
+       return r->regarray;
+}
+
+static inline uint64_t
+instr_regarray_idx_hbo(struct rte_swx_pipeline *p, struct thread *t, struct instruction *ip)
+{
+       struct regarray_runtime *r = &p->regarray_runtime[ip->regarray.regarray_id];
+
+       uint8_t *idx_struct = t->structs[ip->regarray.idx.struct_id];
+       uint64_t *idx64_ptr = (uint64_t *)&idx_struct[ip->regarray.idx.offset];
+       uint64_t idx64 = *idx64_ptr;
+       uint64_t idx64_mask = UINT64_MAX >> (64 - ip->regarray.idx.n_bits);
+       uint64_t idx = idx64 & idx64_mask & r->size_mask;
+
+       return idx;
+}
+
+#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
+
+static inline uint64_t
+instr_regarray_idx_nbo(struct rte_swx_pipeline *p, struct thread *t, struct instruction *ip)
+{
+       struct regarray_runtime *r = &p->regarray_runtime[ip->regarray.regarray_id];
+
+       uint8_t *idx_struct = t->structs[ip->regarray.idx.struct_id];
+       uint64_t *idx64_ptr = (uint64_t *)&idx_struct[ip->regarray.idx.offset];
+       uint64_t idx64 = *idx64_ptr;
+       uint64_t idx = (ntoh64(idx64) >> (64 - ip->regarray.idx.n_bits)) & r->size_mask;
+
+       return idx;
+}
+
+#else
+
+#define instr_regarray_idx_nbo instr_regarray_idx_hbo
+
+#endif
+
+static inline uint64_t
+instr_regarray_idx_imm(struct rte_swx_pipeline *p, struct instruction *ip)
+{
+       struct regarray_runtime *r = &p->regarray_runtime[ip->regarray.regarray_id];
+
+       uint64_t idx = ip->regarray.idx_val & r->size_mask;
+
+       return idx;
+}
+
+static inline uint64_t
+instr_regarray_src_hbo(struct thread *t, struct instruction *ip)
+{
+       uint8_t *src_struct = t->structs[ip->regarray.dstsrc.struct_id];
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[ip->regarray.dstsrc.offset];
+       uint64_t src64 = *src64_ptr;
+       uint64_t src64_mask = UINT64_MAX >> (64 - ip->regarray.dstsrc.n_bits);
+       uint64_t src = src64 & src64_mask;
+
+       return src;
+}
+
+#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
+
+static inline uint64_t
+instr_regarray_src_nbo(struct thread *t, struct instruction *ip)
+{
+       uint8_t *src_struct = t->structs[ip->regarray.dstsrc.struct_id];
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[ip->regarray.dstsrc.offset];
+       uint64_t src64 = *src64_ptr;
+       uint64_t src = ntoh64(src64) >> (64 - ip->regarray.dstsrc.n_bits);
+
+       return src;
+}
+
+#else
+
+#define instr_regarray_src_nbo instr_regarray_src_hbo
+
+#endif
+
+static inline void
+instr_regarray_dst_hbo_src_hbo_set(struct thread *t, struct instruction *ip, uint64_t src)
+{
+       uint8_t *dst_struct = t->structs[ip->regarray.dstsrc.struct_id];
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[ip->regarray.dstsrc.offset];
+       uint64_t dst64 = *dst64_ptr;
+       uint64_t dst64_mask = UINT64_MAX >> (64 - ip->regarray.dstsrc.n_bits);
+
+       *dst64_ptr = (dst64 & ~dst64_mask) | (src & dst64_mask);
+
+}
+
+#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
+
+static inline void
+instr_regarray_dst_nbo_src_hbo_set(struct thread *t, struct instruction *ip, uint64_t src)
+{
+       uint8_t *dst_struct = t->structs[ip->regarray.dstsrc.struct_id];
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[ip->regarray.dstsrc.offset];
+       uint64_t dst64 = *dst64_ptr;
+       uint64_t dst64_mask = UINT64_MAX >> (64 - ip->regarray.dstsrc.n_bits);
+
+       src = hton64(src) >> (64 - ip->regarray.dstsrc.n_bits);
+       *dst64_ptr = (dst64 & ~dst64_mask) | (src & dst64_mask);
+}
+
+#else
+
+#define instr_regarray_dst_nbo_src_hbo_set instr_regarray_dst_hbo_src_hbo_set
+
+#endif
+
+static inline void
+instr_regprefetch_rh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx;
+
+       TRACE("[Thread %2u] regprefetch (r[h])\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_nbo(p, t, ip);
+       rte_prefetch0(&regarray[idx]);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regprefetch_rm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx;
+
+       TRACE("[Thread %2u] regprefetch (r[m])\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_hbo(p, t, ip);
+       rte_prefetch0(&regarray[idx]);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regprefetch_ri_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx;
+
+       TRACE("[Thread %2u] regprefetch (r[i])\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_imm(p, ip);
+       rte_prefetch0(&regarray[idx]);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regrd_hrh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx;
+
+       TRACE("[Thread %2u] regrd (h = r[h])\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_nbo(p, t, ip);
+       instr_regarray_dst_nbo_src_hbo_set(t, ip, regarray[idx]);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regrd_hrm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx;
+
+       TRACE("[Thread %2u] regrd (h = r[m])\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_hbo(p, t, ip);
+       instr_regarray_dst_nbo_src_hbo_set(t, ip, regarray[idx]);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regrd_mrh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx;
+
+       TRACE("[Thread %2u] regrd (m = r[h])\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_nbo(p, t, ip);
+       instr_regarray_dst_hbo_src_hbo_set(t, ip, regarray[idx]);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regrd_mrm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx;
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_hbo(p, t, ip);
+       instr_regarray_dst_hbo_src_hbo_set(t, ip, regarray[idx]);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regrd_hri_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx;
+
+       TRACE("[Thread %2u] regrd (h = r[i])\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_imm(p, ip);
+       instr_regarray_dst_nbo_src_hbo_set(t, ip, regarray[idx]);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regrd_mri_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx;
+
+       TRACE("[Thread %2u] regrd (m = r[i])\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_imm(p, ip);
+       instr_regarray_dst_hbo_src_hbo_set(t, ip, regarray[idx]);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regwr_rhh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regwr (r[h] = h)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_nbo(p, t, ip);
+       src = instr_regarray_src_nbo(t, ip);
+       regarray[idx] = src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regwr_rhm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regwr (r[h] = m)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_nbo(p, t, ip);
+       src = instr_regarray_src_hbo(t, ip);
+       regarray[idx] = src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regwr_rmh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regwr (r[m] = h)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_hbo(p, t, ip);
+       src = instr_regarray_src_nbo(t, ip);
+       regarray[idx] = src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regwr_rmm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regwr (r[m] = m)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_hbo(p, t, ip);
+       src = instr_regarray_src_hbo(t, ip);
+       regarray[idx] = src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regwr_rhi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regwr (r[h] = i)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_nbo(p, t, ip);
+       src = ip->regarray.dstsrc_val;
+       regarray[idx] = src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regwr_rmi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regwr (r[m] = i)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_hbo(p, t, ip);
+       src = ip->regarray.dstsrc_val;
+       regarray[idx] = src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regwr_rih_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regwr (r[i] = h)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_imm(p, ip);
+       src = instr_regarray_src_nbo(t, ip);
+       regarray[idx] = src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regwr_rim_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regwr (r[i] = m)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_imm(p, ip);
+       src = instr_regarray_src_hbo(t, ip);
+       regarray[idx] = src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regwr_rii_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regwr (r[i] = i)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_imm(p, ip);
+       src = ip->regarray.dstsrc_val;
+       regarray[idx] = src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regadd_rhh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regadd (r[h] += h)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_nbo(p, t, ip);
+       src = instr_regarray_src_nbo(t, ip);
+       regarray[idx] += src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regadd_rhm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regadd (r[h] += m)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_nbo(p, t, ip);
+       src = instr_regarray_src_hbo(t, ip);
+       regarray[idx] += src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regadd_rmh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regadd (r[m] += h)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_hbo(p, t, ip);
+       src = instr_regarray_src_nbo(t, ip);
+       regarray[idx] += src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regadd_rmm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regadd (r[m] += m)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_hbo(p, t, ip);
+       src = instr_regarray_src_hbo(t, ip);
+       regarray[idx] += src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regadd_rhi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regadd (r[h] += i)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_nbo(p, t, ip);
+       src = ip->regarray.dstsrc_val;
+       regarray[idx] += src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regadd_rmi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regadd (r[m] += i)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_hbo(p, t, ip);
+       src = ip->regarray.dstsrc_val;
+       regarray[idx] += src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regadd_rih_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regadd (r[i] += h)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_imm(p, ip);
+       src = instr_regarray_src_nbo(t, ip);
+       regarray[idx] += src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regadd_rim_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regadd (r[i] += m)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_imm(p, ip);
+       src = instr_regarray_src_hbo(t, ip);
+       regarray[idx] += src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_regadd_rii_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint64_t *regarray, idx, src;
+
+       TRACE("[Thread %2u] regadd (r[i] += i)\n", p->thread_id);
+
+       /* Structs. */
+       regarray = instr_regarray_regarray(p, ip);
+       idx = instr_regarray_idx_imm(p, ip);
+       src = ip->regarray.dstsrc_val;
+       regarray[idx] += src;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+/*
+ * metarray.
+ */
+static struct metarray *
+metarray_find(struct rte_swx_pipeline *p, const char *name);
+
+static int
+instr_metprefetch_translate(struct rte_swx_pipeline *p,
+                           struct action *action,
+                           char **tokens,
+                           int n_tokens,
+                           struct instruction *instr,
+                           struct instruction_data *data __rte_unused)
+{
+       char *metarray = tokens[1], *idx = tokens[2];
+       struct metarray *m;
+       struct field *fidx;
+       uint32_t idx_struct_id, idx_val;
+
+       CHECK(n_tokens == 3, EINVAL);
+
+       m = metarray_find(p, metarray);
+       CHECK(m, EINVAL);
+
+       /* METPREFETCH_H, METPREFETCH_M. */
+       fidx = struct_field_parse(p, action, idx, &idx_struct_id);
+       if (fidx) {
+               instr->type = INSTR_METPREFETCH_M;
+               if (idx[0] == 'h')
+                       instr->type = INSTR_METPREFETCH_H;
+
+               instr->meter.metarray_id = m->id;
+               instr->meter.idx.struct_id = (uint8_t)idx_struct_id;
+               instr->meter.idx.n_bits = fidx->n_bits;
+               instr->meter.idx.offset = fidx->offset / 8;
+               return 0;
+       }
+
+       /* METPREFETCH_I. */
+       idx_val = strtoul(idx, &idx, 0);
+       CHECK(!idx[0], EINVAL);
+
+       instr->type = INSTR_METPREFETCH_I;
+       instr->meter.metarray_id = m->id;
+       instr->meter.idx_val = idx_val;
+       return 0;
+}
+
+static int
+instr_meter_translate(struct rte_swx_pipeline *p,
+                     struct action *action,
+                     char **tokens,
+                     int n_tokens,
+                     struct instruction *instr,
+                     struct instruction_data *data __rte_unused)
+{
+       char *metarray = tokens[1], *idx = tokens[2], *length = tokens[3];
+       char *color_in = tokens[4], *color_out = tokens[5];
+       struct metarray *m;
+       struct field *fidx, *flength, *fcin, *fcout;
+       uint32_t idx_struct_id, length_struct_id;
+       uint32_t color_in_struct_id, color_out_struct_id;
+
+       CHECK(n_tokens == 6, EINVAL);
+
+       m = metarray_find(p, metarray);
+       CHECK(m, EINVAL);
+
+       fidx = struct_field_parse(p, action, idx, &idx_struct_id);
+
+       flength = struct_field_parse(p, action, length, &length_struct_id);
+       CHECK(flength, EINVAL);
+
+       fcin = struct_field_parse(p, action, color_in, &color_in_struct_id);
+
+       fcout = struct_field_parse(p, NULL, color_out, &color_out_struct_id);
+       CHECK(fcout, EINVAL);
+
+       /* index = HMEFT, length = HMEFT, color_in = MEFT, color_out = MEF. */
+       if (fidx && fcin) {
+               instr->type = INSTR_METER_MMM;
+               if (idx[0] == 'h' && length[0] == 'h')
+                       instr->type = INSTR_METER_HHM;
+               if (idx[0] == 'h' && length[0] != 'h')
+                       instr->type = INSTR_METER_HMM;
+               if (idx[0] != 'h' && length[0] == 'h')
+                       instr->type = INSTR_METER_MHM;
+
+               instr->meter.metarray_id = m->id;
+
+               instr->meter.idx.struct_id = (uint8_t)idx_struct_id;
+               instr->meter.idx.n_bits = fidx->n_bits;
+               instr->meter.idx.offset = fidx->offset / 8;
+
+               instr->meter.length.struct_id = (uint8_t)length_struct_id;
+               instr->meter.length.n_bits = flength->n_bits;
+               instr->meter.length.offset = flength->offset / 8;
+
+               instr->meter.color_in.struct_id = (uint8_t)color_in_struct_id;
+               instr->meter.color_in.n_bits = fcin->n_bits;
+               instr->meter.color_in.offset = fcin->offset / 8;
+
+               instr->meter.color_out.struct_id = (uint8_t)color_out_struct_id;
+               instr->meter.color_out.n_bits = fcout->n_bits;
+               instr->meter.color_out.offset = fcout->offset / 8;
+
+               return 0;
+       }
+
+       /* index = HMEFT, length = HMEFT, color_in = I, color_out = MEF. */
+       if (fidx && !fcin) {
+               uint32_t color_in_val = strtoul(color_in, &color_in, 0);
+               CHECK(!color_in[0], EINVAL);
+
+               instr->type = INSTR_METER_MMI;
+               if (idx[0] == 'h' && length[0] == 'h')
+                       instr->type = INSTR_METER_HHI;
+               if (idx[0] == 'h' && length[0] != 'h')
+                       instr->type = INSTR_METER_HMI;
+               if (idx[0] != 'h' && length[0] == 'h')
+                       instr->type = INSTR_METER_MHI;
+
+               instr->meter.metarray_id = m->id;
+
+               instr->meter.idx.struct_id = (uint8_t)idx_struct_id;
+               instr->meter.idx.n_bits = fidx->n_bits;
+               instr->meter.idx.offset = fidx->offset / 8;
+
+               instr->meter.length.struct_id = (uint8_t)length_struct_id;
+               instr->meter.length.n_bits = flength->n_bits;
+               instr->meter.length.offset = flength->offset / 8;
+
+               instr->meter.color_in_val = color_in_val;
+
+               instr->meter.color_out.struct_id = (uint8_t)color_out_struct_id;
+               instr->meter.color_out.n_bits = fcout->n_bits;
+               instr->meter.color_out.offset = fcout->offset / 8;
+
+               return 0;
+       }
+
+       /* index = I, length = HMEFT, color_in = MEFT, color_out = MEF. */
+       if (!fidx && fcin) {
+               uint32_t idx_val;
+
+               idx_val = strtoul(idx, &idx, 0);
+               CHECK(!idx[0], EINVAL);
+
+               instr->type = INSTR_METER_IMM;
+               if (length[0] == 'h')
+                       instr->type = INSTR_METER_IHM;
+
+               instr->meter.metarray_id = m->id;
+
+               instr->meter.idx_val = idx_val;
+
+               instr->meter.length.struct_id = (uint8_t)length_struct_id;
+               instr->meter.length.n_bits = flength->n_bits;
+               instr->meter.length.offset = flength->offset / 8;
+
+               instr->meter.color_in.struct_id = (uint8_t)color_in_struct_id;
+               instr->meter.color_in.n_bits = fcin->n_bits;
+               instr->meter.color_in.offset = fcin->offset / 8;
+
+               instr->meter.color_out.struct_id = (uint8_t)color_out_struct_id;
+               instr->meter.color_out.n_bits = fcout->n_bits;
+               instr->meter.color_out.offset = fcout->offset / 8;
+
+               return 0;
+       }
+
+       /* index = I, length = HMEFT, color_in = I, color_out = MEF. */
+       if (!fidx && !fcin) {
+               uint32_t idx_val, color_in_val;
+
+               idx_val = strtoul(idx, &idx, 0);
+               CHECK(!idx[0], EINVAL);
+
+               color_in_val = strtoul(color_in, &color_in, 0);
+               CHECK(!color_in[0], EINVAL);
+
+               instr->type = INSTR_METER_IMI;
+               if (length[0] == 'h')
+                       instr->type = INSTR_METER_IHI;
+
+               instr->meter.metarray_id = m->id;
+
+               instr->meter.idx_val = idx_val;
+
+               instr->meter.length.struct_id = (uint8_t)length_struct_id;
+               instr->meter.length.n_bits = flength->n_bits;
+               instr->meter.length.offset = flength->offset / 8;
+
+               instr->meter.color_in_val = color_in_val;
+
+               instr->meter.color_out.struct_id = (uint8_t)color_out_struct_id;
+               instr->meter.color_out.n_bits = fcout->n_bits;
+               instr->meter.color_out.offset = fcout->offset / 8;
+
+               return 0;
+       }
+
+       CHECK(0, EINVAL);
+}
+
+static inline struct meter *
+instr_meter_idx_hbo(struct rte_swx_pipeline *p, struct thread *t, struct instruction *ip)
+{
+       struct metarray_runtime *r = &p->metarray_runtime[ip->meter.metarray_id];
+
+       uint8_t *idx_struct = t->structs[ip->meter.idx.struct_id];
+       uint64_t *idx64_ptr = (uint64_t *)&idx_struct[ip->meter.idx.offset];
+       uint64_t idx64 = *idx64_ptr;
+       uint64_t idx64_mask = UINT64_MAX >> (64 - (ip)->meter.idx.n_bits);
+       uint64_t idx = idx64 & idx64_mask & r->size_mask;
+
+       return &r->metarray[idx];
+}
+
+#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
+
+static inline struct meter *
+instr_meter_idx_nbo(struct rte_swx_pipeline *p, struct thread *t, struct instruction *ip)
+{
+       struct metarray_runtime *r = &p->metarray_runtime[ip->meter.metarray_id];
+
+       uint8_t *idx_struct = t->structs[ip->meter.idx.struct_id];
+       uint64_t *idx64_ptr = (uint64_t *)&idx_struct[ip->meter.idx.offset];
+       uint64_t idx64 = *idx64_ptr;
+       uint64_t idx = (ntoh64(idx64) >> (64 - ip->meter.idx.n_bits)) & r->size_mask;
+
+       return &r->metarray[idx];
+}
+
+#else
+
+#define instr_meter_idx_nbo instr_meter_idx_hbo
+
+#endif
+
+static inline struct meter *
+instr_meter_idx_imm(struct rte_swx_pipeline *p, struct instruction *ip)
+{
+       struct metarray_runtime *r = &p->metarray_runtime[ip->meter.metarray_id];
+
+       uint64_t idx =  ip->meter.idx_val & r->size_mask;
+
+       return &r->metarray[idx];
+}
+
+static inline uint32_t
+instr_meter_length_hbo(struct thread *t, struct instruction *ip)
+{
+       uint8_t *src_struct = t->structs[ip->meter.length.struct_id];
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[ip->meter.length.offset];
+       uint64_t src64 = *src64_ptr;
+       uint64_t src64_mask = UINT64_MAX >> (64 - (ip)->meter.length.n_bits);
+       uint64_t src = src64 & src64_mask;
+
+       return (uint32_t)src;
+}
+
+#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
+
+static inline uint32_t
+instr_meter_length_nbo(struct thread *t, struct instruction *ip)
+{
+       uint8_t *src_struct = t->structs[ip->meter.length.struct_id];
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[ip->meter.length.offset];
+       uint64_t src64 = *src64_ptr;
+       uint64_t src = ntoh64(src64) >> (64 - ip->meter.length.n_bits);
+
+       return (uint32_t)src;
+}
+
+#else
+
+#define instr_meter_length_nbo instr_meter_length_hbo
+
+#endif
+
+static inline enum rte_color
+instr_meter_color_in_hbo(struct thread *t, struct instruction *ip)
+{
+       uint8_t *src_struct = t->structs[ip->meter.color_in.struct_id];
+       uint64_t *src64_ptr = (uint64_t *)&src_struct[ip->meter.color_in.offset];
+       uint64_t src64 = *src64_ptr;
+       uint64_t src64_mask = UINT64_MAX >> (64 - ip->meter.color_in.n_bits);
+       uint64_t src = src64 & src64_mask;
+
+       return (enum rte_color)src;
+}
+
+static inline void
+instr_meter_color_out_hbo_set(struct thread *t, struct instruction *ip, enum rte_color color_out)
+{
+       uint8_t *dst_struct = t->structs[ip->meter.color_out.struct_id];
+       uint64_t *dst64_ptr = (uint64_t *)&dst_struct[ip->meter.color_out.offset];
+       uint64_t dst64 = *dst64_ptr;
+       uint64_t dst64_mask = UINT64_MAX >> (64 - ip->meter.color_out.n_bits);
+
+       uint64_t src = (uint64_t)color_out;
+
+       *dst64_ptr = (dst64 & ~dst64_mask) | (src & dst64_mask);
+}
+
+static inline void
+instr_metprefetch_h_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+
+       TRACE("[Thread %2u] metprefetch (h)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_nbo(p, t, ip);
+       rte_prefetch0(m);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_metprefetch_m_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+
+       TRACE("[Thread %2u] metprefetch (m)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_hbo(p, t, ip);
+       rte_prefetch0(m);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_metprefetch_i_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+
+       TRACE("[Thread %2u] metprefetch (i)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_imm(p, ip);
+       rte_prefetch0(m);
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_meter_hhm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+       uint64_t time, n_pkts, n_bytes;
+       uint32_t length;
+       enum rte_color color_in, color_out;
+
+       TRACE("[Thread %2u] meter (hhm)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_nbo(p, t, ip);
+       rte_prefetch0(m->n_pkts);
+       time = rte_get_tsc_cycles();
+       length = instr_meter_length_nbo(t, ip);
+       color_in = instr_meter_color_in_hbo(t, ip);
+
+       color_out = rte_meter_trtcm_color_aware_check(&m->m,
+               &m->profile->profile,
+               time,
+               length,
+               color_in);
+
+       color_out &= m->color_mask;
+
+       n_pkts = m->n_pkts[color_out];
+       n_bytes = m->n_bytes[color_out];
+
+       instr_meter_color_out_hbo_set(t, ip, color_out);
+
+       m->n_pkts[color_out] = n_pkts + 1;
+       m->n_bytes[color_out] = n_bytes + length;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_meter_hhi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+       uint64_t time, n_pkts, n_bytes;
+       uint32_t length;
+       enum rte_color color_in, color_out;
+
+       TRACE("[Thread %2u] meter (hhi)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_nbo(p, t, ip);
+       rte_prefetch0(m->n_pkts);
+       time = rte_get_tsc_cycles();
+       length = instr_meter_length_nbo(t, ip);
+       color_in = (enum rte_color)ip->meter.color_in_val;
+
+       color_out = rte_meter_trtcm_color_aware_check(&m->m,
+               &m->profile->profile,
+               time,
+               length,
+               color_in);
+
+       color_out &= m->color_mask;
+
+       n_pkts = m->n_pkts[color_out];
+       n_bytes = m->n_bytes[color_out];
+
+       instr_meter_color_out_hbo_set(t, ip, color_out);
+
+       m->n_pkts[color_out] = n_pkts + 1;
+       m->n_bytes[color_out] = n_bytes + length;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_meter_hmm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+       uint64_t time, n_pkts, n_bytes;
+       uint32_t length;
+       enum rte_color color_in, color_out;
+
+       TRACE("[Thread %2u] meter (hmm)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_nbo(p, t, ip);
+       rte_prefetch0(m->n_pkts);
+       time = rte_get_tsc_cycles();
+       length = instr_meter_length_hbo(t, ip);
+       color_in = instr_meter_color_in_hbo(t, ip);
+
+       color_out = rte_meter_trtcm_color_aware_check(&m->m,
+               &m->profile->profile,
+               time,
+               length,
+               color_in);
+
+       color_out &= m->color_mask;
+
+       n_pkts = m->n_pkts[color_out];
+       n_bytes = m->n_bytes[color_out];
+
+       instr_meter_color_out_hbo_set(t, ip, color_out);
+
+       m->n_pkts[color_out] = n_pkts + 1;
+       m->n_bytes[color_out] = n_bytes + length;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+static inline void
+instr_meter_hmi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+       uint64_t time, n_pkts, n_bytes;
+       uint32_t length;
+       enum rte_color color_in, color_out;
+
+       TRACE("[Thread %2u] meter (hmi)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_nbo(p, t, ip);
+       rte_prefetch0(m->n_pkts);
+       time = rte_get_tsc_cycles();
+       length = instr_meter_length_hbo(t, ip);
+       color_in = (enum rte_color)ip->meter.color_in_val;
+
+       color_out = rte_meter_trtcm_color_aware_check(&m->m,
+               &m->profile->profile,
+               time,
+               length,
+               color_in);
+
+       color_out &= m->color_mask;
+
+       n_pkts = m->n_pkts[color_out];
+       n_bytes = m->n_bytes[color_out];
+
+       instr_meter_color_out_hbo_set(t, ip, color_out);
+
+       m->n_pkts[color_out] = n_pkts + 1;
+       m->n_bytes[color_out] = n_bytes + length;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_meter_mhm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+       uint64_t time, n_pkts, n_bytes;
+       uint32_t length;
+       enum rte_color color_in, color_out;
+
+       TRACE("[Thread %2u] meter (mhm)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_hbo(p, t, ip);
+       rte_prefetch0(m->n_pkts);
+       time = rte_get_tsc_cycles();
+       length = instr_meter_length_nbo(t, ip);
+       color_in = instr_meter_color_in_hbo(t, ip);
+
+       color_out = rte_meter_trtcm_color_aware_check(&m->m,
+               &m->profile->profile,
+               time,
+               length,
+               color_in);
+
+       color_out &= m->color_mask;
+
+       n_pkts = m->n_pkts[color_out];
+       n_bytes = m->n_bytes[color_out];
+
+       instr_meter_color_out_hbo_set(t, ip, color_out);
+
+       m->n_pkts[color_out] = n_pkts + 1;
+       m->n_bytes[color_out] = n_bytes + length;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_meter_mhi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+       uint64_t time, n_pkts, n_bytes;
+       uint32_t length;
+       enum rte_color color_in, color_out;
+
+       TRACE("[Thread %2u] meter (mhi)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_hbo(p, t, ip);
+       rte_prefetch0(m->n_pkts);
+       time = rte_get_tsc_cycles();
+       length = instr_meter_length_nbo(t, ip);
+       color_in = (enum rte_color)ip->meter.color_in_val;
+
+       color_out = rte_meter_trtcm_color_aware_check(&m->m,
+               &m->profile->profile,
+               time,
+               length,
+               color_in);
+
+       color_out &= m->color_mask;
+
+       n_pkts = m->n_pkts[color_out];
+       n_bytes = m->n_bytes[color_out];
+
+       instr_meter_color_out_hbo_set(t, ip, color_out);
+
+       m->n_pkts[color_out] = n_pkts + 1;
+       m->n_bytes[color_out] = n_bytes + length;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_meter_mmm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+       uint64_t time, n_pkts, n_bytes;
+       uint32_t length;
+       enum rte_color color_in, color_out;
+
+       TRACE("[Thread %2u] meter (mmm)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_hbo(p, t, ip);
+       rte_prefetch0(m->n_pkts);
+       time = rte_get_tsc_cycles();
+       length = instr_meter_length_hbo(t, ip);
+       color_in = instr_meter_color_in_hbo(t, ip);
+
+       color_out = rte_meter_trtcm_color_aware_check(&m->m,
+               &m->profile->profile,
+               time,
+               length,
+               color_in);
+
+       color_out &= m->color_mask;
+
+       n_pkts = m->n_pkts[color_out];
+       n_bytes = m->n_bytes[color_out];
+
+       instr_meter_color_out_hbo_set(t, ip, color_out);
+
+       m->n_pkts[color_out] = n_pkts + 1;
+       m->n_bytes[color_out] = n_bytes + length;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_meter_mmi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+       uint64_t time, n_pkts, n_bytes;
+       uint32_t length;
+       enum rte_color color_in, color_out;
+
+       TRACE("[Thread %2u] meter (mmi)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_hbo(p, t, ip);
+       rte_prefetch0(m->n_pkts);
+       time = rte_get_tsc_cycles();
+       length = instr_meter_length_hbo(t, ip);
+       color_in = (enum rte_color)ip->meter.color_in_val;
+
+       color_out = rte_meter_trtcm_color_aware_check(&m->m,
+               &m->profile->profile,
+               time,
+               length,
+               color_in);
+
+       color_out &= m->color_mask;
+
+       n_pkts = m->n_pkts[color_out];
+       n_bytes = m->n_bytes[color_out];
+
+       instr_meter_color_out_hbo_set(t, ip, color_out);
+
+       m->n_pkts[color_out] = n_pkts + 1;
+       m->n_bytes[color_out] = n_bytes + length;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_meter_ihm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+       uint64_t time, n_pkts, n_bytes;
+       uint32_t length;
+       enum rte_color color_in, color_out;
+
+       TRACE("[Thread %2u] meter (ihm)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_imm(p, ip);
+       rte_prefetch0(m->n_pkts);
+       time = rte_get_tsc_cycles();
+       length = instr_meter_length_nbo(t, ip);
+       color_in = instr_meter_color_in_hbo(t, ip);
+
+       color_out = rte_meter_trtcm_color_aware_check(&m->m,
+               &m->profile->profile,
+               time,
+               length,
+               color_in);
+
+       color_out &= m->color_mask;
+
+       n_pkts = m->n_pkts[color_out];
+       n_bytes = m->n_bytes[color_out];
+
+       instr_meter_color_out_hbo_set(t, ip, color_out);
+
+       m->n_pkts[color_out] = n_pkts + 1;
+       m->n_bytes[color_out] = n_bytes + length;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_meter_ihi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+       uint64_t time, n_pkts, n_bytes;
+       uint32_t length;
+       enum rte_color color_in, color_out;
+
+       TRACE("[Thread %2u] meter (ihi)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_imm(p, ip);
+       rte_prefetch0(m->n_pkts);
+       time = rte_get_tsc_cycles();
+       length = instr_meter_length_nbo(t, ip);
+       color_in = (enum rte_color)ip->meter.color_in_val;
+
+       color_out = rte_meter_trtcm_color_aware_check(&m->m,
+               &m->profile->profile,
+               time,
+               length,
+               color_in);
+
+       color_out &= m->color_mask;
+
+       n_pkts = m->n_pkts[color_out];
+       n_bytes = m->n_bytes[color_out];
+
+       instr_meter_color_out_hbo_set(t, ip, color_out);
+
+       m->n_pkts[color_out] = n_pkts + 1;
+       m->n_bytes[color_out] = n_bytes + length;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+static inline void
+instr_meter_imm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+       uint64_t time, n_pkts, n_bytes;
+       uint32_t length;
+       enum rte_color color_in, color_out;
+
+       TRACE("[Thread %2u] meter (imm)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_imm(p, ip);
+       rte_prefetch0(m->n_pkts);
+       time = rte_get_tsc_cycles();
+       length = instr_meter_length_hbo(t, ip);
+       color_in = instr_meter_color_in_hbo(t, ip);
+
+       color_out = rte_meter_trtcm_color_aware_check(&m->m,
+               &m->profile->profile,
+               time,
+               length,
+               color_in);
+
+       color_out &= m->color_mask;
+
+       n_pkts = m->n_pkts[color_out];
+       n_bytes = m->n_bytes[color_out];
+
+       instr_meter_color_out_hbo_set(t, ip, color_out);
+
+       m->n_pkts[color_out] = n_pkts + 1;
+       m->n_bytes[color_out] = n_bytes + length;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+static inline void
+instr_meter_imi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct meter *m;
+       uint64_t time, n_pkts, n_bytes;
+       uint32_t length;
+       enum rte_color color_in, color_out;
+
+       TRACE("[Thread %2u] meter (imi)\n", p->thread_id);
+
+       /* Structs. */
+       m = instr_meter_idx_imm(p, ip);
+       rte_prefetch0(m->n_pkts);
+       time = rte_get_tsc_cycles();
+       length = instr_meter_length_hbo(t, ip);
+       color_in = (enum rte_color)ip->meter.color_in_val;
+
+       color_out = rte_meter_trtcm_color_aware_check(&m->m,
+               &m->profile->profile,
+               time,
+               length,
+               color_in);
+
+       color_out &= m->color_mask;
+
+       n_pkts = m->n_pkts[color_out];
+       n_bytes = m->n_bytes[color_out];
+
+       instr_meter_color_out_hbo_set(t, ip, color_out);
+
+       m->n_pkts[color_out] = n_pkts + 1;
+       m->n_bytes[color_out] = n_bytes + length;
+
+       /* Thread. */
+       thread_ip_inc(p);
+}
+
+/*
+ * jmp.
+ */
+static struct action *
+action_find(struct rte_swx_pipeline *p, const char *name);
+
+static int
+instr_jmp_translate(struct rte_swx_pipeline *p __rte_unused,
+                   struct action *action __rte_unused,
+                   char **tokens,
+                   int n_tokens,
+                   struct instruction *instr,
+                   struct instruction_data *data)
+{
+       CHECK(n_tokens == 2, EINVAL);
+
+       strcpy(data->jmp_label, tokens[1]);
+
+       instr->type = INSTR_JMP;
+       instr->jmp.ip = NULL; /* Resolved later. */
+       return 0;
+}
+
+static int
+instr_jmp_valid_translate(struct rte_swx_pipeline *p,
+                         struct action *action __rte_unused,
+                         char **tokens,
+                         int n_tokens,
+                         struct instruction *instr,
+                         struct instruction_data *data)
+{
+       struct header *h;
+
+       CHECK(n_tokens == 3, EINVAL);
+
+       strcpy(data->jmp_label, tokens[1]);
+
+       h = header_parse(p, tokens[2]);
+       CHECK(h, EINVAL);
+
+       instr->type = INSTR_JMP_VALID;
+       instr->jmp.ip = NULL; /* Resolved later. */
+       instr->jmp.header_id = h->id;
+       return 0;
+}
+
+static int
+instr_jmp_invalid_translate(struct rte_swx_pipeline *p,
+                           struct action *action __rte_unused,
+                           char **tokens,
+                           int n_tokens,
+                           struct instruction *instr,
+                           struct instruction_data *data)
+{
+       struct header *h;
+
+       CHECK(n_tokens == 3, EINVAL);
+
+       strcpy(data->jmp_label, tokens[1]);
+
+       h = header_parse(p, tokens[2]);
+       CHECK(h, EINVAL);
+
+       instr->type = INSTR_JMP_INVALID;
+       instr->jmp.ip = NULL; /* Resolved later. */
+       instr->jmp.header_id = h->id;
+       return 0;
+}
+
+static int
+instr_jmp_hit_translate(struct rte_swx_pipeline *p __rte_unused,
+                       struct action *action,
+                       char **tokens,
+                       int n_tokens,
+                       struct instruction *instr,
+                       struct instruction_data *data)
+{
+       CHECK(!action, EINVAL);
+       CHECK(n_tokens == 2, EINVAL);
+
+       strcpy(data->jmp_label, tokens[1]);
+
+       instr->type = INSTR_JMP_HIT;
+       instr->jmp.ip = NULL; /* Resolved later. */
+       return 0;
+}
+
+static int
+instr_jmp_miss_translate(struct rte_swx_pipeline *p __rte_unused,
+                        struct action *action,
+                        char **tokens,
+                        int n_tokens,
+                        struct instruction *instr,
+                        struct instruction_data *data)
+{
+       CHECK(!action, EINVAL);
+       CHECK(n_tokens == 2, EINVAL);
+
+       strcpy(data->jmp_label, tokens[1]);
+
+       instr->type = INSTR_JMP_MISS;
+       instr->jmp.ip = NULL; /* Resolved later. */
+       return 0;
+}
+
+static int
+instr_jmp_action_hit_translate(struct rte_swx_pipeline *p,
+                              struct action *action,
+                              char **tokens,
+                              int n_tokens,
+                              struct instruction *instr,
+                              struct instruction_data *data)
+{
+       struct action *a;
+
+       CHECK(!action, EINVAL);
+       CHECK(n_tokens == 3, EINVAL);
+
+       strcpy(data->jmp_label, tokens[1]);
+
+       a = action_find(p, tokens[2]);
+       CHECK(a, EINVAL);
+
+       instr->type = INSTR_JMP_ACTION_HIT;
+       instr->jmp.ip = NULL; /* Resolved later. */
+       instr->jmp.action_id = a->id;
+       return 0;
+}
+
+static int
+instr_jmp_action_miss_translate(struct rte_swx_pipeline *p,
+                               struct action *action,
+                               char **tokens,
+                               int n_tokens,
+                               struct instruction *instr,
+                               struct instruction_data *data)
+{
+       struct action *a;
+
+       CHECK(!action, EINVAL);
+       CHECK(n_tokens == 3, EINVAL);
+
+       strcpy(data->jmp_label, tokens[1]);
+
+       a = action_find(p, tokens[2]);
+       CHECK(a, EINVAL);
+
+       instr->type = INSTR_JMP_ACTION_MISS;
+       instr->jmp.ip = NULL; /* Resolved later. */
+       instr->jmp.action_id = a->id;
+       return 0;
+}
+
+static int
+instr_jmp_eq_translate(struct rte_swx_pipeline *p,
+                      struct action *action,
+                      char **tokens,
+                      int n_tokens,
+                      struct instruction *instr,
+                      struct instruction_data *data)
+{
+       char *a = tokens[2], *b = tokens[3];
+       struct field *fa, *fb;
+       uint64_t b_val;
+       uint32_t a_struct_id, b_struct_id;
+
+       CHECK(n_tokens == 4, EINVAL);
+
+       strcpy(data->jmp_label, tokens[1]);
+
+       fa = struct_field_parse(p, action, a, &a_struct_id);
+       CHECK(fa, EINVAL);
+
+       /* JMP_EQ, JMP_EQ_MH, JMP_EQ_HM, JMP_EQ_HH. */
+       fb = struct_field_parse(p, action, b, &b_struct_id);
+       if (fb) {
+               instr->type = INSTR_JMP_EQ;
+               if (a[0] != 'h' && b[0] == 'h')
+                       instr->type = INSTR_JMP_EQ_MH;
+               if (a[0] == 'h' && b[0] != 'h')
+                       instr->type = INSTR_JMP_EQ_HM;
+               if (a[0] == 'h' && b[0] == 'h')
+                       instr->type = INSTR_JMP_EQ_HH;
+               instr->jmp.ip = NULL; /* Resolved later. */
+
+               instr->jmp.a.struct_id = (uint8_t)a_struct_id;
+               instr->jmp.a.n_bits = fa->n_bits;
+               instr->jmp.a.offset = fa->offset / 8;
+               instr->jmp.b.struct_id = (uint8_t)b_struct_id;
+               instr->jmp.b.n_bits = fb->n_bits;
+               instr->jmp.b.offset = fb->offset / 8;
+               return 0;
+       }
+
+       /* JMP_EQ_I. */
+       b_val = strtoull(b, &b, 0);
+       CHECK(!b[0], EINVAL);
+
+       if (a[0] == 'h')
+               b_val = hton64(b_val) >> (64 - fa->n_bits);
+
+       instr->type = INSTR_JMP_EQ_I;
+       instr->jmp.ip = NULL; /* Resolved later. */
+       instr->jmp.a.struct_id = (uint8_t)a_struct_id;
+       instr->jmp.a.n_bits = fa->n_bits;
+       instr->jmp.a.offset = fa->offset / 8;
+       instr->jmp.b_val = b_val;
+       return 0;
+}
+
+static int
+instr_jmp_neq_translate(struct rte_swx_pipeline *p,
+                       struct action *action,
+                       char **tokens,
+                       int n_tokens,
+                       struct instruction *instr,
+                       struct instruction_data *data)
+{
+       char *a = tokens[2], *b = tokens[3];
+       struct field *fa, *fb;
+       uint64_t b_val;
+       uint32_t a_struct_id, b_struct_id;
+
+       CHECK(n_tokens == 4, EINVAL);
+
+       strcpy(data->jmp_label, tokens[1]);
+
+       fa = struct_field_parse(p, action, a, &a_struct_id);
+       CHECK(fa, EINVAL);
+
+       /* JMP_NEQ, JMP_NEQ_MH, JMP_NEQ_HM, JMP_NEQ_HH. */
+       fb = struct_field_parse(p, action, b, &b_struct_id);
+       if (fb) {
+               instr->type = INSTR_JMP_NEQ;
+               if (a[0] != 'h' && b[0] == 'h')
+                       instr->type = INSTR_JMP_NEQ_MH;
+               if (a[0] == 'h' && b[0] != 'h')
+                       instr->type = INSTR_JMP_NEQ_HM;
+               if (a[0] == 'h' && b[0] == 'h')
+                       instr->type = INSTR_JMP_NEQ_HH;
+               instr->jmp.ip = NULL; /* Resolved later. */
+
+               instr->jmp.a.struct_id = (uint8_t)a_struct_id;
+               instr->jmp.a.n_bits = fa->n_bits;
+               instr->jmp.a.offset = fa->offset / 8;
+               instr->jmp.b.struct_id = (uint8_t)b_struct_id;
+               instr->jmp.b.n_bits = fb->n_bits;
+               instr->jmp.b.offset = fb->offset / 8;
+               return 0;
+       }
+
+       /* JMP_NEQ_I. */
+       b_val = strtoull(b, &b, 0);
+       CHECK(!b[0], EINVAL);
+
+       if (a[0] == 'h')
+               b_val = hton64(b_val) >> (64 - fa->n_bits);
+
+       instr->type = INSTR_JMP_NEQ_I;
+       instr->jmp.ip = NULL; /* Resolved later. */
+       instr->jmp.a.struct_id = (uint8_t)a_struct_id;
+       instr->jmp.a.n_bits = fa->n_bits;
+       instr->jmp.a.offset = fa->offset / 8;
+       instr->jmp.b_val = b_val;
+       return 0;
+}
+
+static int
+instr_jmp_lt_translate(struct rte_swx_pipeline *p,
+                      struct action *action,
+                      char **tokens,
+                      int n_tokens,
+                      struct instruction *instr,
+                      struct instruction_data *data)
+{
+       char *a = tokens[2], *b = tokens[3];
+       struct field *fa, *fb;
+       uint64_t b_val;
+       uint32_t a_struct_id, b_struct_id;
+
+       CHECK(n_tokens == 4, EINVAL);
+
+       strcpy(data->jmp_label, tokens[1]);
+
+       fa = struct_field_parse(p, action, a, &a_struct_id);
+       CHECK(fa, EINVAL);
+
+       /* JMP_LT, JMP_LT_MH, JMP_LT_HM, JMP_LT_HH. */
+       fb = struct_field_parse(p, action, b, &b_struct_id);
+       if (fb) {
+               instr->type = INSTR_JMP_LT;
+               if (a[0] == 'h' && b[0] != 'h')
+                       instr->type = INSTR_JMP_LT_HM;
+               if (a[0] != 'h' && b[0] == 'h')
+                       instr->type = INSTR_JMP_LT_MH;
+               if (a[0] == 'h' && b[0] == 'h')
+                       instr->type = INSTR_JMP_LT_HH;
+               instr->jmp.ip = NULL; /* Resolved later. */
+
+               instr->jmp.a.struct_id = (uint8_t)a_struct_id;
+               instr->jmp.a.n_bits = fa->n_bits;
+               instr->jmp.a.offset = fa->offset / 8;
+               instr->jmp.b.struct_id = (uint8_t)b_struct_id;
+               instr->jmp.b.n_bits = fb->n_bits;
+               instr->jmp.b.offset = fb->offset / 8;
+               return 0;
+       }
+
+       /* JMP_LT_MI, JMP_LT_HI. */
+       b_val = strtoull(b, &b, 0);
+       CHECK(!b[0], EINVAL);
+
+       instr->type = INSTR_JMP_LT_MI;
+       if (a[0] == 'h')
+               instr->type = INSTR_JMP_LT_HI;
+       instr->jmp.ip = NULL; /* Resolved later. */
+
+       instr->jmp.a.struct_id = (uint8_t)a_struct_id;
+       instr->jmp.a.n_bits = fa->n_bits;
+       instr->jmp.a.offset = fa->offset / 8;
+       instr->jmp.b_val = b_val;
+       return 0;
+}
+
+static int
+instr_jmp_gt_translate(struct rte_swx_pipeline *p,
+                      struct action *action,
+                      char **tokens,
+                      int n_tokens,
+                      struct instruction *instr,
+                      struct instruction_data *data)
+{
+       char *a = tokens[2], *b = tokens[3];
+       struct field *fa, *fb;
+       uint64_t b_val;
+       uint32_t a_struct_id, b_struct_id;
+
+       CHECK(n_tokens == 4, EINVAL);
+
+       strcpy(data->jmp_label, tokens[1]);
+
+       fa = struct_field_parse(p, action, a, &a_struct_id);
+       CHECK(fa, EINVAL);
+
+       /* JMP_GT, JMP_GT_MH, JMP_GT_HM, JMP_GT_HH. */
+       fb = struct_field_parse(p, action, b, &b_struct_id);
+       if (fb) {
+               instr->type = INSTR_JMP_GT;
+               if (a[0] == 'h' && b[0] != 'h')
+                       instr->type = INSTR_JMP_GT_HM;
+               if (a[0] != 'h' && b[0] == 'h')
+                       instr->type = INSTR_JMP_GT_MH;
+               if (a[0] == 'h' && b[0] == 'h')
+                       instr->type = INSTR_JMP_GT_HH;
+               instr->jmp.ip = NULL; /* Resolved later. */
+
+               instr->jmp.a.struct_id = (uint8_t)a_struct_id;
+               instr->jmp.a.n_bits = fa->n_bits;
+               instr->jmp.a.offset = fa->offset / 8;
+               instr->jmp.b.struct_id = (uint8_t)b_struct_id;
+               instr->jmp.b.n_bits = fb->n_bits;
+               instr->jmp.b.offset = fb->offset / 8;
+               return 0;
+       }
+
+       /* JMP_GT_MI, JMP_GT_HI. */
+       b_val = strtoull(b, &b, 0);
+       CHECK(!b[0], EINVAL);
+
+       instr->type = INSTR_JMP_GT_MI;
+       if (a[0] == 'h')
+               instr->type = INSTR_JMP_GT_HI;
+       instr->jmp.ip = NULL; /* Resolved later. */
+
+       instr->jmp.a.struct_id = (uint8_t)a_struct_id;
+       instr->jmp.a.n_bits = fa->n_bits;
+       instr->jmp.a.offset = fa->offset / 8;
+       instr->jmp.b_val = b_val;
+       return 0;
+}
+
+static inline void
+instr_jmp_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmp\n", p->thread_id);
+
+       thread_ip_set(t, ip->jmp.ip);
+}
+
+static inline void
+instr_jmp_valid_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint32_t header_id = ip->jmp.header_id;
+
+       TRACE("[Thread %2u] jmpv\n", p->thread_id);
+
+       t->ip = HEADER_VALID(t, header_id) ? ip->jmp.ip : (t->ip + 1);
+}
+
+static inline void
+instr_jmp_invalid_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       uint32_t header_id = ip->jmp.header_id;
+
+       TRACE("[Thread %2u] jmpnv\n", p->thread_id);
+
+       t->ip = HEADER_VALID(t, header_id) ? (t->ip + 1) : ip->jmp.ip;
+}
+
+static inline void
+instr_jmp_hit_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct instruction *ip_next[] = {t->ip + 1, ip->jmp.ip};
+
+       TRACE("[Thread %2u] jmph\n", p->thread_id);
+
+       t->ip = ip_next[t->hit];
+}
+
+static inline void
+instr_jmp_miss_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       struct instruction *ip_next[] = {ip->jmp.ip, t->ip + 1};
+
+       TRACE("[Thread %2u] jmpnh\n", p->thread_id);
+
+       t->ip = ip_next[t->hit];
+}
+
+static inline void
+instr_jmp_action_hit_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpa\n", p->thread_id);
+
+       t->ip = (ip->jmp.action_id == t->action_id) ? ip->jmp.ip : (t->ip + 1);
+}
+
+static inline void
+instr_jmp_action_miss_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpna\n", p->thread_id);
+
+       t->ip = (ip->jmp.action_id == t->action_id) ? (t->ip + 1) : ip->jmp.ip;
+}
+
+static inline void
+instr_jmp_eq_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpeq\n", p->thread_id);
+
+       JMP_CMP(t, ip, ==);
+}
+
+static inline void
+instr_jmp_eq_mh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpeq (mh)\n", p->thread_id);
+
+       JMP_CMP_MH(t, ip, ==);
+}
+
+static inline void
+instr_jmp_eq_hm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpeq (hm)\n", p->thread_id);
+
+       JMP_CMP_HM(t, ip, ==);
+}
+
+static inline void
+instr_jmp_eq_hh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpeq (hh)\n", p->thread_id);
+
+       JMP_CMP_HH_FAST(t, ip, ==);
+}
+
+static inline void
+instr_jmp_eq_i_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpeq (i)\n", p->thread_id);
+
+       JMP_CMP_I(t, ip, ==);
+}
+
+static inline void
+instr_jmp_neq_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpneq\n", p->thread_id);
+
+       JMP_CMP(t, ip, !=);
+}
+
+static inline void
+instr_jmp_neq_mh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpneq (mh)\n", p->thread_id);
+
+       JMP_CMP_MH(t, ip, !=);
+}
+
+static inline void
+instr_jmp_neq_hm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpneq (hm)\n", p->thread_id);
+
+       JMP_CMP_HM(t, ip, !=);
+}
+
+static inline void
+instr_jmp_neq_hh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpneq (hh)\n", p->thread_id);
+
+       JMP_CMP_HH_FAST(t, ip, !=);
+}
+
+static inline void
+instr_jmp_neq_i_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpneq (i)\n", p->thread_id);
+
+       JMP_CMP_I(t, ip, !=);
+}
+
+static inline void
+instr_jmp_lt_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmplt\n", p->thread_id);
+
+       JMP_CMP(t, ip, <);
+}
+
+static inline void
+instr_jmp_lt_mh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmplt (mh)\n", p->thread_id);
+
+       JMP_CMP_MH(t, ip, <);
+}
+
+static inline void
+instr_jmp_lt_hm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmplt (hm)\n", p->thread_id);
+
+       JMP_CMP_HM(t, ip, <);
+}
+
+static inline void
+instr_jmp_lt_hh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmplt (hh)\n", p->thread_id);
+
+       JMP_CMP_HH(t, ip, <);
+}
+
+static inline void
+instr_jmp_lt_mi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmplt (mi)\n", p->thread_id);
+
+       JMP_CMP_MI(t, ip, <);
+}
+
+static inline void
+instr_jmp_lt_hi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmplt (hi)\n", p->thread_id);
+
+       JMP_CMP_HI(t, ip, <);
+}
+
+static inline void
+instr_jmp_gt_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpgt\n", p->thread_id);
+
+       JMP_CMP(t, ip, >);
+}
+
+static inline void
+instr_jmp_gt_mh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpgt (mh)\n", p->thread_id);
+
+       JMP_CMP_MH(t, ip, >);
+}
+
+static inline void
+instr_jmp_gt_hm_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpgt (hm)\n", p->thread_id);
+
+       JMP_CMP_HM(t, ip, >);
+}
+
+static inline void
+instr_jmp_gt_hh_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpgt (hh)\n", p->thread_id);
+
+       JMP_CMP_HH(t, ip, >);
+}
+
+static inline void
+instr_jmp_gt_mi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpgt (mi)\n", p->thread_id);
+
+       JMP_CMP_MI(t, ip, >);
+}
+
+static inline void
+instr_jmp_gt_hi_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+
+       TRACE("[Thread %2u] jmpgt (hi)\n", p->thread_id);
+
+       JMP_CMP_HI(t, ip, >);
+}
+
+/*
+ * return.
+ */
+static int
+instr_return_translate(struct rte_swx_pipeline *p __rte_unused,
+                      struct action *action,
+                      char **tokens __rte_unused,
+                      int n_tokens,
+                      struct instruction *instr,
+                      struct instruction_data *data __rte_unused)
+{
+       CHECK(action, EINVAL);
+       CHECK(n_tokens == 1, EINVAL);
+
+       instr->type = INSTR_RETURN;
+       return 0;
+}
+
+static inline void
+instr_return_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+
+       TRACE("[Thread %2u] return\n", p->thread_id);
+
+       t->ip = t->ret;
+}
+
+static int
+instr_translate(struct rte_swx_pipeline *p,
+               struct action *action,
+               char *string,
+               struct instruction *instr,
+               struct instruction_data *data)
+{
+       char *tokens[RTE_SWX_INSTRUCTION_TOKENS_MAX];
+       int n_tokens = 0, tpos = 0;
+
+       /* Parse the instruction string into tokens. */
+       for ( ; ; ) {
+               char *token;
+
+               token = strtok_r(string, " \t\v", &string);
+               if (!token)
+                       break;
+
+               CHECK(n_tokens < RTE_SWX_INSTRUCTION_TOKENS_MAX, EINVAL);
+               CHECK_NAME(token, EINVAL);
+
+               tokens[n_tokens] = token;
+               n_tokens++;
+       }
+
+       CHECK(n_tokens, EINVAL);
+
+       /* Handle the optional instruction label. */
+       if ((n_tokens >= 2) && !strcmp(tokens[1], ":")) {
+               strcpy(data->label, tokens[0]);
+
+               tpos += 2;
+               CHECK(n_tokens - tpos, EINVAL);
+       }
+
+       /* Identify the instruction type. */
+       if (!strcmp(tokens[tpos], "rx"))
+               return instr_rx_translate(p,
+                                         action,
+                                         &tokens[tpos],
+                                         n_tokens - tpos,
+                                         instr,
+                                         data);
+
+       if (!strcmp(tokens[tpos], "tx"))
+               return instr_tx_translate(p,
+                                         action,
+                                         &tokens[tpos],
+                                         n_tokens - tpos,
+                                         instr,
+                                         data);
+
+       if (!strcmp(tokens[tpos], "drop"))
+               return instr_drop_translate(p,
+                                           action,
+                                           &tokens[tpos],
+                                           n_tokens - tpos,
+                                           instr,
+                                           data);
+
+       if (!strcmp(tokens[tpos], "extract"))
+               return instr_hdr_extract_translate(p,
+                                                  action,
+                                                  &tokens[tpos],
+                                                  n_tokens - tpos,
+                                                  instr,
+                                                  data);
+
+       if (!strcmp(tokens[tpos], "emit"))
+               return instr_hdr_emit_translate(p,
+                                               action,
+                                               &tokens[tpos],
+                                               n_tokens - tpos,
+                                               instr,
+                                               data);
+
+       if (!strcmp(tokens[tpos], "validate"))
+               return instr_hdr_validate_translate(p,
+                                                   action,
+                                                   &tokens[tpos],
+                                                   n_tokens - tpos,
+                                                   instr,
+                                                   data);
+
+       if (!strcmp(tokens[tpos], "invalidate"))
+               return instr_hdr_invalidate_translate(p,
+                                                     action,
+                                                     &tokens[tpos],
+                                                     n_tokens - tpos,
+                                                     instr,
+                                                     data);
+
+       if (!strcmp(tokens[tpos], "mov"))
+               return instr_mov_translate(p,
+                                          action,
+                                          &tokens[tpos],
+                                          n_tokens - tpos,
+                                          instr,
+                                          data);
+
+       if (!strcmp(tokens[tpos], "add"))
+               return instr_alu_add_translate(p,
+                                              action,
+                                              &tokens[tpos],
+                                              n_tokens - tpos,
+                                              instr,
+                                              data);
+
+       if (!strcmp(tokens[tpos], "sub"))
+               return instr_alu_sub_translate(p,
+                                              action,
+                                              &tokens[tpos],
+                                              n_tokens - tpos,
+                                              instr,
+                                              data);
+
+       if (!strcmp(tokens[tpos], "ckadd"))
+               return instr_alu_ckadd_translate(p,
+                                                action,
+                                                &tokens[tpos],
+                                                n_tokens - tpos,
+                                                instr,
+                                                data);
+
+       if (!strcmp(tokens[tpos], "cksub"))
+               return instr_alu_cksub_translate(p,
+                                                action,
+                                                &tokens[tpos],
+                                                n_tokens - tpos,
+                                                instr,
+                                                data);
+
+       if (!strcmp(tokens[tpos], "and"))
+               return instr_alu_and_translate(p,
+                                              action,
+                                              &tokens[tpos],
+                                              n_tokens - tpos,
+                                              instr,
+                                              data);
+
+       if (!strcmp(tokens[tpos], "or"))
+               return instr_alu_or_translate(p,
+                                             action,
+                                             &tokens[tpos],
+                                             n_tokens - tpos,
+                                             instr,
+                                             data);
+
+       if (!strcmp(tokens[tpos], "xor"))
+               return instr_alu_xor_translate(p,
+                                              action,
+                                              &tokens[tpos],
+                                              n_tokens - tpos,
+                                              instr,
+                                              data);
+
+       if (!strcmp(tokens[tpos], "shl"))
+               return instr_alu_shl_translate(p,
+                                              action,
+                                              &tokens[tpos],
+                                              n_tokens - tpos,
+                                              instr,
+                                              data);
+
+       if (!strcmp(tokens[tpos], "shr"))
+               return instr_alu_shr_translate(p,
+                                              action,
+                                              &tokens[tpos],
+                                              n_tokens - tpos,
+                                              instr,
+                                              data);
+
+       if (!strcmp(tokens[tpos], "regprefetch"))
+               return instr_regprefetch_translate(p,
+                                                  action,
+                                                  &tokens[tpos],
+                                                  n_tokens - tpos,
+                                                  instr,
+                                                  data);
+
+       if (!strcmp(tokens[tpos], "regrd"))
+               return instr_regrd_translate(p,
+                                            action,
+                                            &tokens[tpos],
+                                            n_tokens - tpos,
+                                            instr,
+                                            data);
+
+       if (!strcmp(tokens[tpos], "regwr"))
+               return instr_regwr_translate(p,
+                                            action,
+                                            &tokens[tpos],
+                                            n_tokens - tpos,
+                                            instr,
+                                            data);
+
+       if (!strcmp(tokens[tpos], "regadd"))
+               return instr_regadd_translate(p,
+                                             action,
+                                             &tokens[tpos],
+                                             n_tokens - tpos,
+                                             instr,
+                                             data);
+
+       if (!strcmp(tokens[tpos], "metprefetch"))
+               return instr_metprefetch_translate(p,
+                                                  action,
+                                                  &tokens[tpos],
+                                                  n_tokens - tpos,
+                                                  instr,
+                                                  data);
+
+       if (!strcmp(tokens[tpos], "meter"))
+               return instr_meter_translate(p,
+                                            action,
+                                            &tokens[tpos],
+                                            n_tokens - tpos,
+                                            instr,
+                                            data);
+
+       if (!strcmp(tokens[tpos], "table"))
+               return instr_table_translate(p,
+                                            action,
+                                            &tokens[tpos],
+                                            n_tokens - tpos,
+                                            instr,
+                                            data);
+
+       if (!strcmp(tokens[tpos], "extern"))
+               return instr_extern_translate(p,
+                                             action,
+                                             &tokens[tpos],
+                                             n_tokens - tpos,
+                                             instr,
+                                             data);
+
+       if (!strcmp(tokens[tpos], "jmp"))
+               return instr_jmp_translate(p,
+                                          action,
+                                          &tokens[tpos],
+                                          n_tokens - tpos,
+                                          instr,
+                                          data);
+
+       if (!strcmp(tokens[tpos], "jmpv"))
+               return instr_jmp_valid_translate(p,
+                                                action,
+                                                &tokens[tpos],
+                                                n_tokens - tpos,
+                                                instr,
+                                                data);
+
+       if (!strcmp(tokens[tpos], "jmpnv"))
+               return instr_jmp_invalid_translate(p,
+                                                  action,
+                                                  &tokens[tpos],
+                                                  n_tokens - tpos,
+                                                  instr,
+                                                  data);
+
+       if (!strcmp(tokens[tpos], "jmph"))
+               return instr_jmp_hit_translate(p,
+                                              action,
+                                              &tokens[tpos],
+                                              n_tokens - tpos,
+                                              instr,
+                                              data);
+
+       if (!strcmp(tokens[tpos], "jmpnh"))
+               return instr_jmp_miss_translate(p,
+                                               action,
+                                               &tokens[tpos],
+                                               n_tokens - tpos,
+                                               instr,
+                                               data);
+
+       if (!strcmp(tokens[tpos], "jmpa"))
+               return instr_jmp_action_hit_translate(p,
+                                                     action,
+                                                     &tokens[tpos],
+                                                     n_tokens - tpos,
+                                                     instr,
+                                                     data);
+
+       if (!strcmp(tokens[tpos], "jmpna"))
+               return instr_jmp_action_miss_translate(p,
+                                                      action,
+                                                      &tokens[tpos],
+                                                      n_tokens - tpos,
+                                                      instr,
+                                                      data);
+
+       if (!strcmp(tokens[tpos], "jmpeq"))
+               return instr_jmp_eq_translate(p,
+                                             action,
+                                             &tokens[tpos],
+                                             n_tokens - tpos,
+                                             instr,
+                                             data);
+
+       if (!strcmp(tokens[tpos], "jmpneq"))
+               return instr_jmp_neq_translate(p,
+                                              action,
+                                              &tokens[tpos],
+                                              n_tokens - tpos,
+                                              instr,
+                                              data);
+
+       if (!strcmp(tokens[tpos], "jmplt"))
+               return instr_jmp_lt_translate(p,
+                                             action,
+                                             &tokens[tpos],
+                                             n_tokens - tpos,
+                                             instr,
+                                             data);
+
+       if (!strcmp(tokens[tpos], "jmpgt"))
+               return instr_jmp_gt_translate(p,
+                                             action,
+                                             &tokens[tpos],
+                                             n_tokens - tpos,
+                                             instr,
+                                             data);
+
+       if (!strcmp(tokens[tpos], "return"))
+               return instr_return_translate(p,
+                                             action,
+                                             &tokens[tpos],
+                                             n_tokens - tpos,
+                                             instr,
+                                             data);
+
+       CHECK(0, EINVAL);
+}
+
+static struct instruction_data *
+label_find(struct instruction_data *data, uint32_t n, const char *label)
+{
+       uint32_t i;
+
+       for (i = 0; i < n; i++)
+               if (!strcmp(label, data[i].label))
+                       return &data[i];
+
+       return NULL;
+}
+
+static uint32_t
+label_is_used(struct instruction_data *data, uint32_t n, const char *label)
+{
+       uint32_t count = 0, i;
+
+       if (!label[0])
+               return 0;
+
+       for (i = 0; i < n; i++)
+               if (!strcmp(label, data[i].jmp_label))
+                       count++;
+
+       return count;
+}
+
+static int
+instr_label_check(struct instruction_data *instruction_data,
+                 uint32_t n_instructions)
+{
+       uint32_t i;
+
+       /* Check that all instruction labels are unique. */
+       for (i = 0; i < n_instructions; i++) {
+               struct instruction_data *data = &instruction_data[i];
+               char *label = data->label;
+               uint32_t j;
+
+               if (!label[0])
+                       continue;
+
+               for (j = i + 1; j < n_instructions; j++)
+                       CHECK(strcmp(label, data[j].label), EINVAL);
+       }
+
+       /* Get users for each instruction label. */
+       for (i = 0; i < n_instructions; i++) {
+               struct instruction_data *data = &instruction_data[i];
+               char *label = data->label;
+
+               data->n_users = label_is_used(instruction_data,
+                                             n_instructions,
+                                             label);
+       }
+
+       return 0;
+}
+
+static int
+instr_jmp_resolve(struct instruction *instructions,
+                 struct instruction_data *instruction_data,
+                 uint32_t n_instructions)
+{
+       uint32_t i;
+
+       for (i = 0; i < n_instructions; i++) {
+               struct instruction *instr = &instructions[i];
+               struct instruction_data *data = &instruction_data[i];
+               struct instruction_data *found;
+
+               if (!instruction_is_jmp(instr))
+                       continue;
+
+               found = label_find(instruction_data,
+                                  n_instructions,
+                                  data->jmp_label);
+               CHECK(found, EINVAL);
+
+               instr->jmp.ip = &instructions[found - instruction_data];
+       }
+
+       return 0;
+}
+
+static int
+instr_verify(struct rte_swx_pipeline *p __rte_unused,
+            struct action *a,
+            struct instruction *instr,
+            struct instruction_data *data __rte_unused,
+            uint32_t n_instructions)
+{
+       if (!a) {
+               enum instruction_type type;
+               uint32_t i;
+
+               /* Check that the first instruction is rx. */
+               CHECK(instr[0].type == INSTR_RX, EINVAL);
+
+               /* Check that there is at least one tx instruction. */
+               for (i = 0; i < n_instructions; i++) {
+                       type = instr[i].type;
+
+                       if (instruction_is_tx(type))
+                               break;
+               }
+               CHECK(i < n_instructions, EINVAL);
+
+               /* Check that the last instruction is either tx or unconditional
+                * jump.
+                */
+               type = instr[n_instructions - 1].type;
+               CHECK(instruction_is_tx(type) || (type == INSTR_JMP), EINVAL);
+       }
+
+       if (a) {
+               enum instruction_type type;
+               uint32_t i;
+
+               /* Check that there is at least one return or tx instruction. */
+               for (i = 0; i < n_instructions; i++) {
+                       type = instr[i].type;
+
+                       if ((type == INSTR_RETURN) || instruction_is_tx(type))
+                               break;
+               }
+               CHECK(i < n_instructions, EINVAL);
+       }
+
+       return 0;
+}
+
+static uint32_t
+instr_compact(struct instruction *instructions,
+             struct instruction_data *instruction_data,
+             uint32_t n_instructions)
+{
+       uint32_t i, pos = 0;
+
+       /* Eliminate the invalid instructions that have been optimized out. */
+       for (i = 0; i < n_instructions; i++) {
+               struct instruction *instr = &instructions[i];
+               struct instruction_data *data = &instruction_data[i];
+
+               if (data->invalid)
+                       continue;
+
+               if (i != pos) {
+                       memcpy(&instructions[pos], instr, sizeof(*instr));
+                       memcpy(&instruction_data[pos], data, sizeof(*data));
+               }
+
+               pos++;
+       }
+
+       return pos;
+}
+
+static int
+instr_pattern_extract_many_search(struct instruction *instr,
+                                 struct instruction_data *data,
+                                 uint32_t n_instr,
+                                 uint32_t *n_pattern_instr)
+{
+       uint32_t i;
+
+       for (i = 0; i < n_instr; i++) {
+               if (data[i].invalid)
+                       break;
+
+               if (instr[i].type != INSTR_HDR_EXTRACT)
+                       break;
+
+               if (i == RTE_DIM(instr->io.hdr.header_id))
+                       break;
+
+               if (i && data[i].n_users)
+                       break;
+       }
+
+       if (i < 2)
+               return 0;
+
+       *n_pattern_instr = i;
+       return 1;
+}
+
+static void
+instr_pattern_extract_many_replace(struct instruction *instr,
+                                  struct instruction_data *data,
+                                  uint32_t n_instr)
+{
+       uint32_t i;
+
+       for (i = 1; i < n_instr; i++) {
+               instr[0].type++;
+               instr[0].io.hdr.header_id[i] = instr[i].io.hdr.header_id[0];
+               instr[0].io.hdr.struct_id[i] = instr[i].io.hdr.struct_id[0];
+               instr[0].io.hdr.n_bytes[i] = instr[i].io.hdr.n_bytes[0];
+
+               data[i].invalid = 1;
+       }
+}
+
+static uint32_t
+instr_pattern_extract_many_optimize(struct instruction *instructions,
+                                   struct instruction_data *instruction_data,
+                                   uint32_t n_instructions)
+{
+       uint32_t i;
+
+       for (i = 0; i < n_instructions; ) {
+               struct instruction *instr = &instructions[i];
+               struct instruction_data *data = &instruction_data[i];
+               uint32_t n_instr = 0;
+               int detected;
+
+               /* Extract many. */
+               detected = instr_pattern_extract_many_search(instr,
+                                                            data,
+                                                            n_instructions - i,
+                                                            &n_instr);
+               if (detected) {
+                       instr_pattern_extract_many_replace(instr,
+                                                          data,
+                                                          n_instr);
+                       i += n_instr;
+                       continue;
+               }
+
+               /* No pattern starting at the current instruction. */
+               i++;
+       }
+
+       /* Eliminate the invalid instructions that have been optimized out. */
+       n_instructions = instr_compact(instructions,
+                                      instruction_data,
+                                      n_instructions);
+
+       return n_instructions;
+}
+
+static int
+instr_pattern_emit_many_tx_search(struct instruction *instr,
+                                 struct instruction_data *data,
+                                 uint32_t n_instr,
+                                 uint32_t *n_pattern_instr)
+{
+       uint32_t i;
+
+       for (i = 0; i < n_instr; i++) {
+               if (data[i].invalid)
+                       break;
+
+               if (instr[i].type != INSTR_HDR_EMIT)
+                       break;
+
+               if (i == RTE_DIM(instr->io.hdr.header_id))
+                       break;
+
+               if (i && data[i].n_users)
+                       break;
+       }
+
+       if (!i)
+               return 0;
+
+       if (!instruction_is_tx(instr[i].type))
+               return 0;
+
+       if (data[i].n_users)
+               return 0;
+
+       i++;
+
+       *n_pattern_instr = i;
+       return 1;
+}
+
+static void
+instr_pattern_emit_many_tx_replace(struct instruction *instr,
+                                  struct instruction_data *data,
+                                  uint32_t n_instr)
+{
+       uint32_t i;
+
+       /* Any emit instruction in addition to the first one. */
+       for (i = 1; i < n_instr - 1; i++) {
+               instr[0].type++;
+               instr[0].io.hdr.header_id[i] = instr[i].io.hdr.header_id[0];
+               instr[0].io.hdr.struct_id[i] = instr[i].io.hdr.struct_id[0];
+               instr[0].io.hdr.n_bytes[i] = instr[i].io.hdr.n_bytes[0];
+
+               data[i].invalid = 1;
+       }
+
+       /* The TX instruction is the last one in the pattern. */
+       instr[0].type++;
+       instr[0].io.io.offset = instr[i].io.io.offset;
+       instr[0].io.io.n_bits = instr[i].io.io.n_bits;
+       data[i].invalid = 1;
+}
+
+static uint32_t
+instr_pattern_emit_many_tx_optimize(struct instruction *instructions,
+                                   struct instruction_data *instruction_data,
+                                   uint32_t n_instructions)
+{
+       uint32_t i;
+
+       for (i = 0; i < n_instructions; ) {
+               struct instruction *instr = &instructions[i];
+               struct instruction_data *data = &instruction_data[i];
+               uint32_t n_instr = 0;
+               int detected;
+
+               /* Emit many + TX. */
+               detected = instr_pattern_emit_many_tx_search(instr,
+                                                            data,
+                                                            n_instructions - i,
+                                                            &n_instr);
+               if (detected) {
+                       instr_pattern_emit_many_tx_replace(instr,
+                                                          data,
+                                                          n_instr);
+                       i += n_instr;
+                       continue;
+               }
+
+               /* No pattern starting at the current instruction. */
+               i++;
+       }
+
+       /* Eliminate the invalid instructions that have been optimized out. */
+       n_instructions = instr_compact(instructions,
+                                      instruction_data,
+                                      n_instructions);
+
+       return n_instructions;
+}
+
+static uint32_t
+action_arg_src_mov_count(struct action *a,
+                        uint32_t arg_id,
+                        struct instruction *instructions,
+                        struct instruction_data *instruction_data,
+                        uint32_t n_instructions);
+
+static int
+instr_pattern_mov_all_validate_search(struct rte_swx_pipeline *p,
+                                     struct action *a,
+                                     struct instruction *instr,
+                                     struct instruction_data *data,
+                                     uint32_t n_instr,
+                                     struct instruction *instructions,
+                                     struct instruction_data *instruction_data,
+                                     uint32_t n_instructions,
+                                     uint32_t *n_pattern_instr)
+{
+       struct header *h;
+       uint32_t src_field_id, i, j;
+
+       /* Prerequisites. */
+       if (!a || !a->st)
+               return 0;
+
+       /* First instruction: MOV_HM. */
+       if (data[0].invalid || (instr[0].type != INSTR_MOV_HM))
+               return 0;
+
+       h = header_find_by_struct_id(p, instr[0].mov.dst.struct_id);
+       if (!h)
+               return 0;
+
+       for (src_field_id = 0; src_field_id < a->st->n_fields; src_field_id++)
+               if (instr[0].mov.src.offset == a->st->fields[src_field_id].offset / 8)
+                       break;
+
+       if (src_field_id == a->st->n_fields)
+               return 0;
+
+       if (instr[0].mov.dst.offset ||
+           (instr[0].mov.dst.n_bits != h->st->fields[0].n_bits) ||
+           instr[0].mov.src.struct_id ||
+           (instr[0].mov.src.n_bits != a->st->fields[src_field_id].n_bits) ||
+           (instr[0].mov.dst.n_bits != instr[0].mov.src.n_bits))
+               return 0;
+
+       if ((n_instr < h->st->n_fields + 1) ||
+            (a->st->n_fields < src_field_id + h->st->n_fields + 1))
+               return 0;
+
+       /* Subsequent instructions: MOV_HM. */
+       for (i = 1; i < h->st->n_fields; i++)
+               if (data[i].invalid ||
+                   data[i].n_users ||
+                   (instr[i].type != INSTR_MOV_HM) ||
+                   (instr[i].mov.dst.struct_id != h->struct_id) ||
+                   (instr[i].mov.dst.offset != h->st->fields[i].offset / 8) ||
+                   (instr[i].mov.dst.n_bits != h->st->fields[i].n_bits) ||
+                   instr[i].mov.src.struct_id ||
+                   (instr[i].mov.src.offset != a->st->fields[src_field_id + i].offset / 8) ||
+                   (instr[i].mov.src.n_bits != a->st->fields[src_field_id + i].n_bits) ||
+                   (instr[i].mov.dst.n_bits != instr[i].mov.src.n_bits))
+                       return 0;
+
+       /* Last instruction: HDR_VALIDATE. */
+       if ((instr[i].type != INSTR_HDR_VALIDATE) ||
+           (instr[i].valid.header_id != h->id))
+               return 0;
+
+       /* Check that none of the action args that are used as source for this
+        * DMA transfer are not used as source in any other mov instruction.
+        */
+       for (j = src_field_id; j < src_field_id + h->st->n_fields; j++) {
+               uint32_t n_users;
+
+               n_users = action_arg_src_mov_count(a,
+                                                  j,
+                                                  instructions,
+                                                  instruction_data,
+                                                  n_instructions);
+               if (n_users > 1)
+                       return 0;
+       }
+
+       *n_pattern_instr = 1 + i;
+       return 1;
+}
+
+static void
+instr_pattern_mov_all_validate_replace(struct rte_swx_pipeline *p,
+                                      struct action *a,
+                                      struct instruction *instr,
+                                      struct instruction_data *data,
+                                      uint32_t n_instr)
+{
+       struct header *h;
+       uint32_t src_field_id, src_offset, i;
+
+       /* Read from the instructions before they are modified. */
+       h = header_find_by_struct_id(p, instr[0].mov.dst.struct_id);
+       if (!h)
+               return;
+
+       for (src_field_id = 0; src_field_id < a->st->n_fields; src_field_id++)
+               if (instr[0].mov.src.offset == a->st->fields[src_field_id].offset / 8)
+                       break;
+
+       if (src_field_id == a->st->n_fields)
+               return;
+
+       src_offset = instr[0].mov.src.offset;
+
+       /* Modify the instructions. */
+       instr[0].type = INSTR_DMA_HT;
+       instr[0].dma.dst.header_id[0] = h->id;
+       instr[0].dma.dst.struct_id[0] = h->struct_id;
+       instr[0].dma.src.offset[0] = (uint8_t)src_offset;
+       instr[0].dma.n_bytes[0] = h->st->n_bits / 8;
+
+       for (i = 1; i < n_instr; i++)
+               data[i].invalid = 1;
+
+       /* Update the endianness of the action arguments to header endianness. */
+       for (i = 0; i < h->st->n_fields; i++)
+               a->args_endianness[src_field_id + i] = 1;
+}
+
+static uint32_t
+instr_pattern_mov_all_validate_optimize(struct rte_swx_pipeline *p,
+                                       struct action *a,
+                                       struct instruction *instructions,
+                                       struct instruction_data *instruction_data,
+                                       uint32_t n_instructions)
+{
+       uint32_t i;
+
+       if (!a || !a->st)
+               return n_instructions;
+
+       for (i = 0; i < n_instructions; ) {
+               struct instruction *instr = &instructions[i];
+               struct instruction_data *data = &instruction_data[i];
+               uint32_t n_instr = 0;
+               int detected;
+
+               /* Mov all + validate. */
+               detected = instr_pattern_mov_all_validate_search(p,
+                                                                a,
+                                                                instr,
+                                                                data,
+                                                                n_instructions - i,
+                                                                instructions,
+                                                                instruction_data,
+                                                                n_instructions,
+                                                                &n_instr);
+               if (detected) {
+                       instr_pattern_mov_all_validate_replace(p, a, instr, data, n_instr);
+                       i += n_instr;
+                       continue;
+               }
+
+               /* No pattern starting at the current instruction. */
+               i++;
+       }
+
+       /* Eliminate the invalid instructions that have been optimized out. */
+       n_instructions = instr_compact(instructions,
+                                      instruction_data,
+                                      n_instructions);
+
+       return n_instructions;
+}
+
+static int
+instr_pattern_dma_many_search(struct instruction *instr,
+                             struct instruction_data *data,
+                             uint32_t n_instr,
+                             uint32_t *n_pattern_instr)
+{
+       uint32_t i;
+
+       for (i = 0; i < n_instr; i++) {
+               if (data[i].invalid)
+                       break;
+
+               if (instr[i].type != INSTR_DMA_HT)
+                       break;
+
+               if (i == RTE_DIM(instr->dma.dst.header_id))
+                       break;
+
+               if (i && data[i].n_users)
+                       break;
+       }
+
+       if (i < 2)
+               return 0;
+
+       *n_pattern_instr = i;
+       return 1;
+}
+
+static void
+instr_pattern_dma_many_replace(struct instruction *instr,
+                              struct instruction_data *data,
+                              uint32_t n_instr)
+{
+       uint32_t i;
+
+       for (i = 1; i < n_instr; i++) {
+               instr[0].type++;
+               instr[0].dma.dst.header_id[i] = instr[i].dma.dst.header_id[0];
+               instr[0].dma.dst.struct_id[i] = instr[i].dma.dst.struct_id[0];
+               instr[0].dma.src.offset[i] = instr[i].dma.src.offset[0];
+               instr[0].dma.n_bytes[i] = instr[i].dma.n_bytes[0];
+
+               data[i].invalid = 1;
+       }
+}
+
+static uint32_t
+instr_pattern_dma_many_optimize(struct instruction *instructions,
+              struct instruction_data *instruction_data,
+              uint32_t n_instructions)
+{
+       uint32_t i;
+
+       for (i = 0; i < n_instructions; ) {
+               struct instruction *instr = &instructions[i];
+               struct instruction_data *data = &instruction_data[i];
+               uint32_t n_instr = 0;
+               int detected;
+
+               /* DMA many. */
+               detected = instr_pattern_dma_many_search(instr,
+                                                        data,
+                                                        n_instructions - i,
+                                                        &n_instr);
+               if (detected) {
+                       instr_pattern_dma_many_replace(instr, data, n_instr);
+                       i += n_instr;
+                       continue;
+               }
+
+               /* No pattern starting at the current instruction. */
+               i++;
+       }
+
+       /* Eliminate the invalid instructions that have been optimized out. */
+       n_instructions = instr_compact(instructions,
+                                      instruction_data,
+                                      n_instructions);
+
+       return n_instructions;
+}
+
+static uint32_t
+instr_optimize(struct rte_swx_pipeline *p,
+              struct action *a,
+              struct instruction *instructions,
+              struct instruction_data *instruction_data,
+              uint32_t n_instructions)
+{
+       /* Extract many. */
+       n_instructions = instr_pattern_extract_many_optimize(instructions,
+                                                            instruction_data,
+                                                            n_instructions);
+
+       /* Emit many + TX. */
+       n_instructions = instr_pattern_emit_many_tx_optimize(instructions,
+                                                            instruction_data,
+                                                            n_instructions);
+
+       /* Mov all + validate. */
+       n_instructions = instr_pattern_mov_all_validate_optimize(p,
+                                                                a,
+                                                                instructions,
+                                                                instruction_data,
+                                                                n_instructions);
+
+       /* DMA many. */
+       n_instructions = instr_pattern_dma_many_optimize(instructions,
+                                                        instruction_data,
+                                                        n_instructions);
+
+       return n_instructions;
+}
+
+static int
+instruction_config(struct rte_swx_pipeline *p,
+                  struct action *a,
+                  const char **instructions,
+                  uint32_t n_instructions)
+{
+       struct instruction *instr = NULL;
+       struct instruction_data *data = NULL;
+       int err = 0;
+       uint32_t i;
+
+       CHECK(n_instructions, EINVAL);
+       CHECK(instructions, EINVAL);
+       for (i = 0; i < n_instructions; i++)
+               CHECK_INSTRUCTION(instructions[i], EINVAL);
+
+       /* Memory allocation. */
+       instr = calloc(n_instructions, sizeof(struct instruction));
+       if (!instr) {
+               err = -ENOMEM;
+               goto error;
+       }
+
+       data = calloc(n_instructions, sizeof(struct instruction_data));
+       if (!data) {
+               err = -ENOMEM;
+               goto error;
+       }
+
+       for (i = 0; i < n_instructions; i++) {
+               char *string = strdup(instructions[i]);
+               if (!string) {
+                       err = -ENOMEM;
+                       goto error;
+               }
+
+               err = instr_translate(p, a, string, &instr[i], &data[i]);
+               if (err) {
+                       free(string);
+                       goto error;
+               }
+
+               free(string);
+       }
+
+       err = instr_label_check(data, n_instructions);
+       if (err)
+               goto error;
+
+       err = instr_verify(p, a, instr, data, n_instructions);
+       if (err)
+               goto error;
+
+       n_instructions = instr_optimize(p, a, instr, data, n_instructions);
+
+       err = instr_jmp_resolve(instr, data, n_instructions);
+       if (err)
+               goto error;
+
+       if (a) {
+               a->instructions = instr;
+               a->n_instructions = n_instructions;
+       } else {
+               p->instructions = instr;
+               p->n_instructions = n_instructions;
+       }
+
+       free(data);
+       return 0;
+
+error:
+       free(data);
+       free(instr);
+       return err;
+}
+
+typedef void (*instr_exec_t)(struct rte_swx_pipeline *);
+
+static instr_exec_t instruction_table[] = {
+       [INSTR_RX] = instr_rx_exec,
+       [INSTR_TX] = instr_tx_exec,
+       [INSTR_TX_I] = instr_tx_i_exec,
+
+       [INSTR_HDR_EXTRACT] = instr_hdr_extract_exec,
+       [INSTR_HDR_EXTRACT2] = instr_hdr_extract2_exec,
+       [INSTR_HDR_EXTRACT3] = instr_hdr_extract3_exec,
+       [INSTR_HDR_EXTRACT4] = instr_hdr_extract4_exec,
+       [INSTR_HDR_EXTRACT5] = instr_hdr_extract5_exec,
+       [INSTR_HDR_EXTRACT6] = instr_hdr_extract6_exec,
+       [INSTR_HDR_EXTRACT7] = instr_hdr_extract7_exec,
+       [INSTR_HDR_EXTRACT8] = instr_hdr_extract8_exec,
+
+       [INSTR_HDR_EMIT] = instr_hdr_emit_exec,
+       [INSTR_HDR_EMIT_TX] = instr_hdr_emit_tx_exec,
+       [INSTR_HDR_EMIT2_TX] = instr_hdr_emit2_tx_exec,
+       [INSTR_HDR_EMIT3_TX] = instr_hdr_emit3_tx_exec,
+       [INSTR_HDR_EMIT4_TX] = instr_hdr_emit4_tx_exec,
+       [INSTR_HDR_EMIT5_TX] = instr_hdr_emit5_tx_exec,
+       [INSTR_HDR_EMIT6_TX] = instr_hdr_emit6_tx_exec,
+       [INSTR_HDR_EMIT7_TX] = instr_hdr_emit7_tx_exec,
+       [INSTR_HDR_EMIT8_TX] = instr_hdr_emit8_tx_exec,
+
+       [INSTR_HDR_VALIDATE] = instr_hdr_validate_exec,
+       [INSTR_HDR_INVALIDATE] = instr_hdr_invalidate_exec,
+
+       [INSTR_MOV] = instr_mov_exec,
+       [INSTR_MOV_MH] = instr_mov_mh_exec,
+       [INSTR_MOV_HM] = instr_mov_hm_exec,
+       [INSTR_MOV_HH] = instr_mov_hh_exec,
+       [INSTR_MOV_I] = instr_mov_i_exec,
+
+       [INSTR_DMA_HT] = instr_dma_ht_exec,
+       [INSTR_DMA_HT2] = instr_dma_ht2_exec,
+       [INSTR_DMA_HT3] = instr_dma_ht3_exec,
+       [INSTR_DMA_HT4] = instr_dma_ht4_exec,
+       [INSTR_DMA_HT5] = instr_dma_ht5_exec,
+       [INSTR_DMA_HT6] = instr_dma_ht6_exec,
+       [INSTR_DMA_HT7] = instr_dma_ht7_exec,
+       [INSTR_DMA_HT8] = instr_dma_ht8_exec,
+
+       [INSTR_ALU_ADD] = instr_alu_add_exec,
+       [INSTR_ALU_ADD_MH] = instr_alu_add_mh_exec,
+       [INSTR_ALU_ADD_HM] = instr_alu_add_hm_exec,
+       [INSTR_ALU_ADD_HH] = instr_alu_add_hh_exec,
+       [INSTR_ALU_ADD_MI] = instr_alu_add_mi_exec,
+       [INSTR_ALU_ADD_HI] = instr_alu_add_hi_exec,
+
+       [INSTR_ALU_SUB] = instr_alu_sub_exec,
+       [INSTR_ALU_SUB_MH] = instr_alu_sub_mh_exec,
+       [INSTR_ALU_SUB_HM] = instr_alu_sub_hm_exec,
+       [INSTR_ALU_SUB_HH] = instr_alu_sub_hh_exec,
+       [INSTR_ALU_SUB_MI] = instr_alu_sub_mi_exec,
+       [INSTR_ALU_SUB_HI] = instr_alu_sub_hi_exec,
+
+       [INSTR_ALU_CKADD_FIELD] = instr_alu_ckadd_field_exec,
+       [INSTR_ALU_CKADD_STRUCT] = instr_alu_ckadd_struct_exec,
+       [INSTR_ALU_CKADD_STRUCT20] = instr_alu_ckadd_struct20_exec,
+       [INSTR_ALU_CKSUB_FIELD] = instr_alu_cksub_field_exec,
+
+       [INSTR_ALU_AND] = instr_alu_and_exec,
+       [INSTR_ALU_AND_MH] = instr_alu_and_mh_exec,
+       [INSTR_ALU_AND_HM] = instr_alu_and_hm_exec,
+       [INSTR_ALU_AND_HH] = instr_alu_and_hh_exec,
+       [INSTR_ALU_AND_I] = instr_alu_and_i_exec,
+
+       [INSTR_ALU_OR] = instr_alu_or_exec,
+       [INSTR_ALU_OR_MH] = instr_alu_or_mh_exec,
+       [INSTR_ALU_OR_HM] = instr_alu_or_hm_exec,
+       [INSTR_ALU_OR_HH] = instr_alu_or_hh_exec,
+       [INSTR_ALU_OR_I] = instr_alu_or_i_exec,
+
+       [INSTR_ALU_XOR] = instr_alu_xor_exec,
+       [INSTR_ALU_XOR_MH] = instr_alu_xor_mh_exec,
+       [INSTR_ALU_XOR_HM] = instr_alu_xor_hm_exec,
+       [INSTR_ALU_XOR_HH] = instr_alu_xor_hh_exec,
+       [INSTR_ALU_XOR_I] = instr_alu_xor_i_exec,
+
+       [INSTR_ALU_SHL] = instr_alu_shl_exec,
+       [INSTR_ALU_SHL_MH] = instr_alu_shl_mh_exec,
+       [INSTR_ALU_SHL_HM] = instr_alu_shl_hm_exec,
+       [INSTR_ALU_SHL_HH] = instr_alu_shl_hh_exec,
+       [INSTR_ALU_SHL_MI] = instr_alu_shl_mi_exec,
+       [INSTR_ALU_SHL_HI] = instr_alu_shl_hi_exec,
+
+       [INSTR_ALU_SHR] = instr_alu_shr_exec,
+       [INSTR_ALU_SHR_MH] = instr_alu_shr_mh_exec,
+       [INSTR_ALU_SHR_HM] = instr_alu_shr_hm_exec,
+       [INSTR_ALU_SHR_HH] = instr_alu_shr_hh_exec,
+       [INSTR_ALU_SHR_MI] = instr_alu_shr_mi_exec,
+       [INSTR_ALU_SHR_HI] = instr_alu_shr_hi_exec,
+
+       [INSTR_REGPREFETCH_RH] = instr_regprefetch_rh_exec,
+       [INSTR_REGPREFETCH_RM] = instr_regprefetch_rm_exec,
+       [INSTR_REGPREFETCH_RI] = instr_regprefetch_ri_exec,
+
+       [INSTR_REGRD_HRH] = instr_regrd_hrh_exec,
+       [INSTR_REGRD_HRM] = instr_regrd_hrm_exec,
+       [INSTR_REGRD_MRH] = instr_regrd_mrh_exec,
+       [INSTR_REGRD_MRM] = instr_regrd_mrm_exec,
+       [INSTR_REGRD_HRI] = instr_regrd_hri_exec,
+       [INSTR_REGRD_MRI] = instr_regrd_mri_exec,
+
+       [INSTR_REGWR_RHH] = instr_regwr_rhh_exec,
+       [INSTR_REGWR_RHM] = instr_regwr_rhm_exec,
+       [INSTR_REGWR_RMH] = instr_regwr_rmh_exec,
+       [INSTR_REGWR_RMM] = instr_regwr_rmm_exec,
+       [INSTR_REGWR_RHI] = instr_regwr_rhi_exec,
+       [INSTR_REGWR_RMI] = instr_regwr_rmi_exec,
+       [INSTR_REGWR_RIH] = instr_regwr_rih_exec,
+       [INSTR_REGWR_RIM] = instr_regwr_rim_exec,
+       [INSTR_REGWR_RII] = instr_regwr_rii_exec,
+
+       [INSTR_REGADD_RHH] = instr_regadd_rhh_exec,
+       [INSTR_REGADD_RHM] = instr_regadd_rhm_exec,
+       [INSTR_REGADD_RMH] = instr_regadd_rmh_exec,
+       [INSTR_REGADD_RMM] = instr_regadd_rmm_exec,
+       [INSTR_REGADD_RHI] = instr_regadd_rhi_exec,
+       [INSTR_REGADD_RMI] = instr_regadd_rmi_exec,
+       [INSTR_REGADD_RIH] = instr_regadd_rih_exec,
+       [INSTR_REGADD_RIM] = instr_regadd_rim_exec,
+       [INSTR_REGADD_RII] = instr_regadd_rii_exec,
+
+       [INSTR_METPREFETCH_H] = instr_metprefetch_h_exec,
+       [INSTR_METPREFETCH_M] = instr_metprefetch_m_exec,
+       [INSTR_METPREFETCH_I] = instr_metprefetch_i_exec,
+
+       [INSTR_METER_HHM] = instr_meter_hhm_exec,
+       [INSTR_METER_HHI] = instr_meter_hhi_exec,
+       [INSTR_METER_HMM] = instr_meter_hmm_exec,
+       [INSTR_METER_HMI] = instr_meter_hmi_exec,
+       [INSTR_METER_MHM] = instr_meter_mhm_exec,
+       [INSTR_METER_MHI] = instr_meter_mhi_exec,
+       [INSTR_METER_MMM] = instr_meter_mmm_exec,
+       [INSTR_METER_MMI] = instr_meter_mmi_exec,
+       [INSTR_METER_IHM] = instr_meter_ihm_exec,
+       [INSTR_METER_IHI] = instr_meter_ihi_exec,
+       [INSTR_METER_IMM] = instr_meter_imm_exec,
+       [INSTR_METER_IMI] = instr_meter_imi_exec,
+
+       [INSTR_TABLE] = instr_table_exec,
+       [INSTR_EXTERN_OBJ] = instr_extern_obj_exec,
+       [INSTR_EXTERN_FUNC] = instr_extern_func_exec,
+
+       [INSTR_JMP] = instr_jmp_exec,
+       [INSTR_JMP_VALID] = instr_jmp_valid_exec,
+       [INSTR_JMP_INVALID] = instr_jmp_invalid_exec,
+       [INSTR_JMP_HIT] = instr_jmp_hit_exec,
+       [INSTR_JMP_MISS] = instr_jmp_miss_exec,
+       [INSTR_JMP_ACTION_HIT] = instr_jmp_action_hit_exec,
+       [INSTR_JMP_ACTION_MISS] = instr_jmp_action_miss_exec,
+
+       [INSTR_JMP_EQ] = instr_jmp_eq_exec,
+       [INSTR_JMP_EQ_MH] = instr_jmp_eq_mh_exec,
+       [INSTR_JMP_EQ_HM] = instr_jmp_eq_hm_exec,
+       [INSTR_JMP_EQ_HH] = instr_jmp_eq_hh_exec,
+       [INSTR_JMP_EQ_I] = instr_jmp_eq_i_exec,
+
+       [INSTR_JMP_NEQ] = instr_jmp_neq_exec,
+       [INSTR_JMP_NEQ_MH] = instr_jmp_neq_mh_exec,
+       [INSTR_JMP_NEQ_HM] = instr_jmp_neq_hm_exec,
+       [INSTR_JMP_NEQ_HH] = instr_jmp_neq_hh_exec,
+       [INSTR_JMP_NEQ_I] = instr_jmp_neq_i_exec,
+
+       [INSTR_JMP_LT] = instr_jmp_lt_exec,
+       [INSTR_JMP_LT_MH] = instr_jmp_lt_mh_exec,
+       [INSTR_JMP_LT_HM] = instr_jmp_lt_hm_exec,
+       [INSTR_JMP_LT_HH] = instr_jmp_lt_hh_exec,
+       [INSTR_JMP_LT_MI] = instr_jmp_lt_mi_exec,
+       [INSTR_JMP_LT_HI] = instr_jmp_lt_hi_exec,
+
+       [INSTR_JMP_GT] = instr_jmp_gt_exec,
+       [INSTR_JMP_GT_MH] = instr_jmp_gt_mh_exec,
+       [INSTR_JMP_GT_HM] = instr_jmp_gt_hm_exec,
+       [INSTR_JMP_GT_HH] = instr_jmp_gt_hh_exec,
+       [INSTR_JMP_GT_MI] = instr_jmp_gt_mi_exec,
+       [INSTR_JMP_GT_HI] = instr_jmp_gt_hi_exec,
+
+       [INSTR_RETURN] = instr_return_exec,
+};
+
+static inline void
+instr_exec(struct rte_swx_pipeline *p)
+{
+       struct thread *t = &p->threads[p->thread_id];
+       struct instruction *ip = t->ip;
+       instr_exec_t instr = instruction_table[ip->type];
+
+       instr(p);
+}
+
+/*
+ * Action.
+ */
+static struct action *
+action_find(struct rte_swx_pipeline *p, const char *name)
+{
+       struct action *elem;
+
+       if (!name)
+               return NULL;
+
+       TAILQ_FOREACH(elem, &p->actions, node)
+               if (strcmp(elem->name, name) == 0)
+                       return elem;
+
+       return NULL;
+}
+
+static struct action *
+action_find_by_id(struct rte_swx_pipeline *p, uint32_t id)
+{
+       struct action *action = NULL;
+
+       TAILQ_FOREACH(action, &p->actions, node)
+               if (action->id == id)
+                       return action;
+
+       return NULL;
+}
+
+static struct field *
+action_field_find(struct action *a, const char *name)
+{
+       return a->st ? struct_type_field_find(a->st, name) : NULL;
+}
+
+static struct field *
+action_field_parse(struct action *action, const char *name)
+{
+       if (name[0] != 't' || name[1] != '.')
+               return NULL;
+
+       return action_field_find(action, &name[2]);
+}
+
+int
+rte_swx_pipeline_action_config(struct rte_swx_pipeline *p,
+                              const char *name,
+                              const char *args_struct_type_name,
+                              const char **instructions,
+                              uint32_t n_instructions)
+{
+       struct struct_type *args_struct_type;
+       struct action *a;
+       int err;
+
+       CHECK(p, EINVAL);
+
+       CHECK_NAME(name, EINVAL);
+       CHECK(!action_find(p, name), EEXIST);
+
+       if (args_struct_type_name) {
+               CHECK_NAME(args_struct_type_name, EINVAL);
+               args_struct_type = struct_type_find(p, args_struct_type_name);
+               CHECK(args_struct_type, EINVAL);
+       } else {
+               args_struct_type = NULL;
+       }
+
+       /* Node allocation. */
+       a = calloc(1, sizeof(struct action));
+       CHECK(a, ENOMEM);
+       if (args_struct_type) {
+               a->args_endianness = calloc(args_struct_type->n_fields, sizeof(int));
+               if (!a->args_endianness) {
+                       free(a);
+                       CHECK(0, ENOMEM);
+               }
+       }
+
+       /* Node initialization. */
+       strcpy(a->name, name);
+       a->st = args_struct_type;
+       a->id = p->n_actions;
+
+       /* Instruction translation. */
+       err = instruction_config(p, a, instructions, n_instructions);
+       if (err) {
+               free(a->args_endianness);
+               free(a);
+               return err;
+       }
+
+       /* Node add to tailq. */
+       TAILQ_INSERT_TAIL(&p->actions, a, node);
+       p->n_actions++;
+
+       return 0;
+}
+
+static int
+action_build(struct rte_swx_pipeline *p)
+{
+       struct action *action;
+
+       p->action_instructions = calloc(p->n_actions,
+                                       sizeof(struct instruction *));
+       CHECK(p->action_instructions, ENOMEM);
+
+       TAILQ_FOREACH(action, &p->actions, node)
+               p->action_instructions[action->id] = action->instructions;
+
+       return 0;
+}
+
+static void
+action_build_free(struct rte_swx_pipeline *p)
+{
+       free(p->action_instructions);
+       p->action_instructions = NULL;
+}
+
+static void
+action_free(struct rte_swx_pipeline *p)
+{
+       action_build_free(p);
+
+       for ( ; ; ) {
+               struct action *action;
+
+               action = TAILQ_FIRST(&p->actions);
+               if (!action)
+                       break;
+
+               TAILQ_REMOVE(&p->actions, action, node);
+               free(action->instructions);
+               free(action);
+       }
+}
+
+static uint32_t
+action_arg_src_mov_count(struct action *a,
+                        uint32_t arg_id,
+                        struct instruction *instructions,
+                        struct instruction_data *instruction_data,
+                        uint32_t n_instructions)
+{
+       uint32_t offset, n_users = 0, i;
+
+       if (!a->st ||
+           (arg_id >= a->st->n_fields) ||
+           !instructions ||
+           !instruction_data ||
+           !n_instructions)
+               return 0;
+
+       offset = a->st->fields[arg_id].offset / 8;
+
+       for (i = 0; i < n_instructions; i++) {
+               struct instruction *instr = &instructions[i];
+               struct instruction_data *data = &instruction_data[i];
+
+               if (data->invalid ||
+                   ((instr->type != INSTR_MOV) && (instr->type != INSTR_MOV_HM)) ||
+                   instr->mov.src.struct_id ||
+                   (instr->mov.src.offset != offset))
+                       continue;
+
+               n_users++;
+       }
+
+       return n_users;
+}
+
+/*
+ * Table.
+ */
+static struct table_type *
+table_type_find(struct rte_swx_pipeline *p, const char *name)
+{
+       struct table_type *elem;
+
+       TAILQ_FOREACH(elem, &p->table_types, node)
+               if (strcmp(elem->name, name) == 0)
+                       return elem;
+
+       return NULL;
+}
+
+static struct table_type *
+table_type_resolve(struct rte_swx_pipeline *p,
+                  const char *recommended_type_name,
+                  enum rte_swx_table_match_type match_type)
+{
+       struct table_type *elem;
+
+       /* Only consider the recommended type if the match type is correct. */
+       if (recommended_type_name)
+               TAILQ_FOREACH(elem, &p->table_types, node)
+                       if (!strcmp(elem->name, recommended_type_name) &&
+                           (elem->match_type == match_type))
+                               return elem;
 
        /* Ignore the recommended type and get the first element with this match
         * type.
@@ -1636,24 +9109,131 @@ rte_swx_pipeline_table_type_register(struct rte_swx_pipeline *p,
 
 static enum rte_swx_table_match_type
 table_match_type_resolve(struct rte_swx_match_field_params *fields,
-                        uint32_t n_fields)
+                        uint32_t n_fields,
+                        uint32_t max_offset_field_id)
 {
-       uint32_t i;
+       uint32_t n_fields_em = 0, i;
 
        for (i = 0; i < n_fields; i++)
-               if (fields[i].match_type != RTE_SWX_TABLE_MATCH_EXACT)
-                       break;
+               if (fields[i].match_type == RTE_SWX_TABLE_MATCH_EXACT)
+                       n_fields_em++;
 
-       if (i == n_fields)
+       if (n_fields_em == n_fields)
                return RTE_SWX_TABLE_MATCH_EXACT;
 
-       if ((i == n_fields - 1) &&
-           (fields[i].match_type == RTE_SWX_TABLE_MATCH_LPM))
+       if ((n_fields_em == n_fields - 1) &&
+           (fields[max_offset_field_id].match_type == RTE_SWX_TABLE_MATCH_LPM))
                return RTE_SWX_TABLE_MATCH_LPM;
 
        return RTE_SWX_TABLE_MATCH_WILDCARD;
 }
 
+static int
+table_match_fields_check(struct rte_swx_pipeline *p,
+                        struct rte_swx_pipeline_table_params *params,
+                        struct header **header,
+                        uint32_t *min_offset_field_id,
+                        uint32_t *max_offset_field_id)
+{
+       struct header *h0 = NULL;
+       struct field *hf, *mf;
+       uint32_t *offset = NULL, min_offset, max_offset, min_offset_pos, max_offset_pos, i;
+       int status = 0;
+
+       /* Return if no match fields. */
+       if (!params->n_fields) {
+               if (params->fields) {
+                       status = -EINVAL;
+                       goto end;
+               }
+
+               return 0;
+       }
+
+       /* Memory allocation. */
+       offset = calloc(params->n_fields, sizeof(uint32_t));
+       if (!offset) {
+               status = -ENOMEM;
+               goto end;
+       }
+
+       /* Check that all the match fields belong to either the same header or
+        * to the meta-data.
+        */
+       hf = header_field_parse(p, params->fields[0].name, &h0);
+       mf = metadata_field_parse(p, params->fields[0].name);
+       if (!hf && !mf) {
+               status = -EINVAL;
+               goto end;
+       }
+
+       offset[0] = h0 ? hf->offset : mf->offset;
+
+       for (i = 1; i < params->n_fields; i++)
+               if (h0) {
+                       struct header *h;
+
+                       hf = header_field_parse(p, params->fields[i].name, &h);
+                       if (!hf || (h->id != h0->id)) {
+                               status = -EINVAL;
+                               goto end;
+                       }
+
+                       offset[i] = hf->offset;
+               } else {
+                       mf = metadata_field_parse(p, params->fields[i].name);
+                       if (!mf) {
+                               status = -EINVAL;
+                               goto end;
+                       }
+
+                       offset[i] = mf->offset;
+               }
+
+       /* Check that there are no duplicated match fields. */
+       for (i = 0; i < params->n_fields; i++) {
+               uint32_t j;
+
+               for (j = 0; j < i; j++)
+                       if (offset[j] == offset[i]) {
+                               status = -EINVAL;
+                               goto end;
+                       }
+       }
+
+       /* Find the min and max offset fields. */
+       min_offset = offset[0];
+       max_offset = offset[0];
+       min_offset_pos = 0;
+       max_offset_pos = 0;
+
+       for (i = 1; i < params->n_fields; i++) {
+               if (offset[i] < min_offset) {
+                       min_offset = offset[i];
+                       min_offset_pos = i;
+               }
+
+               if (offset[i] > max_offset) {
+                       max_offset = offset[i];
+                       max_offset_pos = i;
+               }
+       }
+
+       /* Return. */
+       if (header)
+               *header = h0;
+
+       if (min_offset_field_id)
+               *min_offset_field_id = min_offset_pos;
+
+       if (max_offset_field_id)
+               *max_offset_field_id = max_offset_pos;
+
+end:
+       free(offset);
+       return status;
+}
+
 int
 rte_swx_pipeline_table_config(struct rte_swx_pipeline *p,
                              const char *name,
@@ -1666,8 +9246,8 @@ rte_swx_pipeline_table_config(struct rte_swx_pipeline *p,
        struct table *t;
        struct action *default_action;
        struct header *header = NULL;
-       int is_header = 0;
-       uint32_t offset_prev = 0, action_data_size_max = 0, i;
+       uint32_t action_data_size_max = 0, min_offset_field_id = 0, max_offset_field_id = 0, i;
+       int status = 0;
 
        CHECK(p, EINVAL);
 
@@ -1677,35 +9257,13 @@ rte_swx_pipeline_table_config(struct rte_swx_pipeline *p,
        CHECK(params, EINVAL);
 
        /* Match checks. */
-       CHECK(!params->n_fields || params->fields, EINVAL);
-       for (i = 0; i < params->n_fields; i++) {
-               struct rte_swx_match_field_params *field = &params->fields[i];
-               struct header *h;
-               struct field *hf, *mf;
-               uint32_t offset;
-
-               CHECK_NAME(field->name, EINVAL);
-
-               hf = header_field_parse(p, field->name, &h);
-               mf = metadata_field_parse(p, field->name);
-               CHECK(hf || mf, EINVAL);
-
-               offset = hf ? hf->offset : mf->offset;
-
-               if (i == 0) {
-                       is_header = hf ? 1 : 0;
-                       header = hf ? h : NULL;
-                       offset_prev = offset;
-
-                       continue;
-               }
-
-               CHECK((is_header && hf && (h->id == header->id)) ||
-                     (!is_header && mf), EINVAL);
-
-               CHECK(offset > offset_prev, EINVAL);
-               offset_prev = offset;
-       }
+       status = table_match_fields_check(p,
+                                         params,
+                                         &header,
+                                         &min_offset_field_id,
+                                         &max_offset_field_id);
+       if (status)
+               return status;
 
        /* Action checks. */
        CHECK(params->n_actions, EINVAL);
@@ -1715,7 +9273,7 @@ rte_swx_pipeline_table_config(struct rte_swx_pipeline *p,
                struct action *a;
                uint32_t action_data_size;
 
-               CHECK(action_name, EINVAL);
+               CHECK_NAME(action_name, EINVAL);
 
                a = action_find(p, action_name);
                CHECK(a, EINVAL);
@@ -1725,7 +9283,7 @@ rte_swx_pipeline_table_config(struct rte_swx_pipeline *p,
                        action_data_size_max = action_data_size;
        }
 
-       CHECK(params->default_action_name, EINVAL);
+       CHECK_NAME(params->default_action_name, EINVAL);
        for (i = 0; i < p->n_actions; i++)
                if (!strcmp(params->action_names[i],
                            params->default_action_name))
@@ -1736,11 +9294,15 @@ rte_swx_pipeline_table_config(struct rte_swx_pipeline *p,
              !params->default_action_data, EINVAL);
 
        /* Table type checks. */
+       if (recommended_table_type_name)
+               CHECK_NAME(recommended_table_type_name, EINVAL);
+
        if (params->n_fields) {
                enum rte_swx_table_match_type match_type;
 
                match_type = table_match_type_resolve(params->fields,
-                                                     params->n_fields);
+                                                     params->n_fields,
+                                                     max_offset_field_id);
                type = table_type_resolve(p,
                                          recommended_table_type_name,
                                          match_type);
@@ -1787,12 +9349,11 @@ rte_swx_pipeline_table_config(struct rte_swx_pipeline *p,
                struct match_field *f = &t->fields[i];
 
                f->match_type = field->match_type;
-               f->field = is_header ?
+               f->field = header ?
                        header_field_parse(p, field->name, NULL) :
                        metadata_field_parse(p, field->name);
        }
        t->n_fields = params->n_fields;
-       t->is_header = is_header;
        t->header = header;
 
        for (i = 0; i < params->n_actions; i++)
@@ -1829,9 +9390,21 @@ table_params_get(struct table *table)
        if (!params)
                return NULL;
 
-       /* Key offset and size. */
+       /* Find first (smallest offset) and last (biggest offset) match fields. */
        first = table->fields[0].field;
-       last = table->fields[table->n_fields - 1].field;
+       last = table->fields[0].field;
+
+       for (i = 0; i < table->n_fields; i++) {
+               struct field *f = table->fields[i].field;
+
+               if (f->offset < first->offset)
+                       first = f;
+
+               if (f->offset > last->offset)
+                       last = f;
+       }
+
+       /* Key offset and size. */
        key_offset = first->offset / 8;
        key_size = (last->offset + last->n_bits - first->offset) / 8;
 
@@ -1975,6 +9548,16 @@ table_build(struct rte_swx_pipeline *p)
 {
        uint32_t i;
 
+       /* Per pipeline: table statistics. */
+       p->table_stats = calloc(p->n_tables, sizeof(struct table_statistics));
+       CHECK(p->table_stats, ENOMEM);
+
+       for (i = 0; i < p->n_tables; i++) {
+               p->table_stats[i].n_pkts_action = calloc(p->n_actions, sizeof(uint64_t));
+               CHECK(p->table_stats[i].n_pkts_action, ENOMEM);
+       }
+
+       /* Per thread: table runt-time. */
        for (i = 0; i < RTE_SWX_PIPELINE_THREADS_MAX; i++) {
                struct thread *t = &p->threads[i];
                struct table *table;
@@ -2000,7 +9583,7 @@ table_build(struct rte_swx_pipeline *p)
                                }
 
                                /* r->key. */
-                               r->key = table->is_header ?
+                               r->key = table->header ?
                                        &t->structs[table->header->struct_id] :
                                        &t->structs[p->metadata_struct_id];
                        } else {
@@ -2033,6 +9616,13 @@ table_build_free(struct rte_swx_pipeline *p)
                free(t->tables);
                t->tables = NULL;
        }
+
+       if (p->table_stats) {
+               for (i = 0; i < p->n_tables; i++)
+                       free(p->table_stats[i].n_pkts_action);
+
+               free(p->table_stats);
+       }
 }
 
 static void
@@ -2068,6 +9658,308 @@ table_free(struct rte_swx_pipeline *p)
        }
 }
 
+/*
+ * Register array.
+ */
+static struct regarray *
+regarray_find(struct rte_swx_pipeline *p, const char *name)
+{
+       struct regarray *elem;
+
+       TAILQ_FOREACH(elem, &p->regarrays, node)
+               if (!strcmp(elem->name, name))
+                       return elem;
+
+       return NULL;
+}
+
+static struct regarray *
+regarray_find_by_id(struct rte_swx_pipeline *p, uint32_t id)
+{
+       struct regarray *elem = NULL;
+
+       TAILQ_FOREACH(elem, &p->regarrays, node)
+               if (elem->id == id)
+                       return elem;
+
+       return NULL;
+}
+
+int
+rte_swx_pipeline_regarray_config(struct rte_swx_pipeline *p,
+                             const char *name,
+                             uint32_t size,
+                             uint64_t init_val)
+{
+       struct regarray *r;
+
+       CHECK(p, EINVAL);
+
+       CHECK_NAME(name, EINVAL);
+       CHECK(!regarray_find(p, name), EEXIST);
+
+       CHECK(size, EINVAL);
+       size = rte_align32pow2(size);
+
+       /* Memory allocation. */
+       r = calloc(1, sizeof(struct regarray));
+       CHECK(r, ENOMEM);
+
+       /* Node initialization. */
+       strcpy(r->name, name);
+       r->init_val = init_val;
+       r->size = size;
+       r->id = p->n_regarrays;
+
+       /* Node add to tailq. */
+       TAILQ_INSERT_TAIL(&p->regarrays, r, node);
+       p->n_regarrays++;
+
+       return 0;
+}
+
+static int
+regarray_build(struct rte_swx_pipeline *p)
+{
+       struct regarray *regarray;
+
+       if (!p->n_regarrays)
+               return 0;
+
+       p->regarray_runtime = calloc(p->n_regarrays, sizeof(struct regarray_runtime));
+       CHECK(p->regarray_runtime, ENOMEM);
+
+       TAILQ_FOREACH(regarray, &p->regarrays, node) {
+               struct regarray_runtime *r = &p->regarray_runtime[regarray->id];
+               uint32_t i;
+
+               r->regarray = env_malloc(regarray->size * sizeof(uint64_t),
+                                        RTE_CACHE_LINE_SIZE,
+                                        p->numa_node);
+               CHECK(r->regarray, ENOMEM);
+
+               if (regarray->init_val)
+                       for (i = 0; i < regarray->size; i++)
+                               r->regarray[i] = regarray->init_val;
+
+               r->size_mask = regarray->size - 1;
+       }
+
+       return 0;
+}
+
+static void
+regarray_build_free(struct rte_swx_pipeline *p)
+{
+       uint32_t i;
+
+       if (!p->regarray_runtime)
+               return;
+
+       for (i = 0; i < p->n_regarrays; i++) {
+               struct regarray *regarray = regarray_find_by_id(p, i);
+               struct regarray_runtime *r = &p->regarray_runtime[i];
+
+               env_free(r->regarray, regarray->size * sizeof(uint64_t));
+       }
+
+       free(p->regarray_runtime);
+       p->regarray_runtime = NULL;
+}
+
+static void
+regarray_free(struct rte_swx_pipeline *p)
+{
+       regarray_build_free(p);
+
+       for ( ; ; ) {
+               struct regarray *elem;
+
+               elem = TAILQ_FIRST(&p->regarrays);
+               if (!elem)
+                       break;
+
+               TAILQ_REMOVE(&p->regarrays, elem, node);
+               free(elem);
+       }
+}
+
+/*
+ * Meter array.
+ */
+static struct meter_profile *
+meter_profile_find(struct rte_swx_pipeline *p, const char *name)
+{
+       struct meter_profile *elem;
+
+       TAILQ_FOREACH(elem, &p->meter_profiles, node)
+               if (!strcmp(elem->name, name))
+                       return elem;
+
+       return NULL;
+}
+
+static struct metarray *
+metarray_find(struct rte_swx_pipeline *p, const char *name)
+{
+       struct metarray *elem;
+
+       TAILQ_FOREACH(elem, &p->metarrays, node)
+               if (!strcmp(elem->name, name))
+                       return elem;
+
+       return NULL;
+}
+
+static struct metarray *
+metarray_find_by_id(struct rte_swx_pipeline *p, uint32_t id)
+{
+       struct metarray *elem = NULL;
+
+       TAILQ_FOREACH(elem, &p->metarrays, node)
+               if (elem->id == id)
+                       return elem;
+
+       return NULL;
+}
+
+int
+rte_swx_pipeline_metarray_config(struct rte_swx_pipeline *p,
+                                const char *name,
+                                uint32_t size)
+{
+       struct metarray *m;
+
+       CHECK(p, EINVAL);
+
+       CHECK_NAME(name, EINVAL);
+       CHECK(!metarray_find(p, name), EEXIST);
+
+       CHECK(size, EINVAL);
+       size = rte_align32pow2(size);
+
+       /* Memory allocation. */
+       m = calloc(1, sizeof(struct metarray));
+       CHECK(m, ENOMEM);
+
+       /* Node initialization. */
+       strcpy(m->name, name);
+       m->size = size;
+       m->id = p->n_metarrays;
+
+       /* Node add to tailq. */
+       TAILQ_INSERT_TAIL(&p->metarrays, m, node);
+       p->n_metarrays++;
+
+       return 0;
+}
+
+struct meter_profile meter_profile_default = {
+       .node = {0},
+       .name = "",
+       .params = {0},
+
+       .profile = {
+               .cbs = 10000,
+               .pbs = 10000,
+               .cir_period = 1,
+               .cir_bytes_per_period = 1,
+               .pir_period = 1,
+               .pir_bytes_per_period = 1,
+       },
+
+       .n_users = 0,
+};
+
+static void
+meter_init(struct meter *m)
+{
+       memset(m, 0, sizeof(struct meter));
+       rte_meter_trtcm_config(&m->m, &meter_profile_default.profile);
+       m->profile = &meter_profile_default;
+       m->color_mask = RTE_COLOR_GREEN;
+
+       meter_profile_default.n_users++;
+}
+
+static int
+metarray_build(struct rte_swx_pipeline *p)
+{
+       struct metarray *m;
+
+       if (!p->n_metarrays)
+               return 0;
+
+       p->metarray_runtime = calloc(p->n_metarrays, sizeof(struct metarray_runtime));
+       CHECK(p->metarray_runtime, ENOMEM);
+
+       TAILQ_FOREACH(m, &p->metarrays, node) {
+               struct metarray_runtime *r = &p->metarray_runtime[m->id];
+               uint32_t i;
+
+               r->metarray = env_malloc(m->size * sizeof(struct meter),
+                                        RTE_CACHE_LINE_SIZE,
+                                        p->numa_node);
+               CHECK(r->metarray, ENOMEM);
+
+               for (i = 0; i < m->size; i++)
+                       meter_init(&r->metarray[i]);
+
+               r->size_mask = m->size - 1;
+       }
+
+       return 0;
+}
+
+static void
+metarray_build_free(struct rte_swx_pipeline *p)
+{
+       uint32_t i;
+
+       if (!p->metarray_runtime)
+               return;
+
+       for (i = 0; i < p->n_metarrays; i++) {
+               struct metarray *m = metarray_find_by_id(p, i);
+               struct metarray_runtime *r = &p->metarray_runtime[i];
+
+               env_free(r->metarray, m->size * sizeof(struct meter));
+       }
+
+       free(p->metarray_runtime);
+       p->metarray_runtime = NULL;
+}
+
+static void
+metarray_free(struct rte_swx_pipeline *p)
+{
+       metarray_build_free(p);
+
+       /* Meter arrays. */
+       for ( ; ; ) {
+               struct metarray *elem;
+
+               elem = TAILQ_FIRST(&p->metarrays);
+               if (!elem)
+                       break;
+
+               TAILQ_REMOVE(&p->metarrays, elem, node);
+               free(elem);
+       }
+
+       /* Meter profiles. */
+       for ( ; ; ) {
+               struct meter_profile *elem;
+
+               elem = TAILQ_FIRST(&p->meter_profiles);
+               if (!elem)
+                       break;
+
+               TAILQ_REMOVE(&p->meter_profiles, elem, node);
+               free(elem);
+       }
+}
+
 /*
  * Pipeline.
  */
@@ -2096,6 +9988,9 @@ rte_swx_pipeline_config(struct rte_swx_pipeline **p, int numa_node)
        TAILQ_INIT(&pipeline->actions);
        TAILQ_INIT(&pipeline->table_types);
        TAILQ_INIT(&pipeline->tables);
+       TAILQ_INIT(&pipeline->regarrays);
+       TAILQ_INIT(&pipeline->meter_profiles);
+       TAILQ_INIT(&pipeline->metarrays);
 
        pipeline->n_structs = 1; /* Struct 0 is reserved for action_data. */
        pipeline->numa_node = numa_node;
@@ -2110,6 +10005,10 @@ rte_swx_pipeline_free(struct rte_swx_pipeline *p)
        if (!p)
                return;
 
+       free(p->instructions);
+
+       metarray_free(p);
+       regarray_free(p);
        table_state_free(p);
        table_free(p);
        action_free(p);
@@ -2121,7 +10020,29 @@ rte_swx_pipeline_free(struct rte_swx_pipeline *p)
        port_in_free(p);
        struct_free(p);
 
-       free(p);
+       free(p);
+}
+
+int
+rte_swx_pipeline_instructions_config(struct rte_swx_pipeline *p,
+                                    const char **instructions,
+                                    uint32_t n_instructions)
+{
+       int err;
+       uint32_t i;
+
+       err = instruction_config(p, NULL, instructions, n_instructions);
+       if (err)
+               return err;
+
+       /* Thread instruction pointer reset. */
+       for (i = 0; i < RTE_SWX_PIPELINE_THREADS_MAX; i++) {
+               struct thread *t = &p->threads[i];
+
+               thread_ip_reset(p, t);
+       }
+
+       return 0;
 }
 
 int
@@ -2172,10 +10093,20 @@ rte_swx_pipeline_build(struct rte_swx_pipeline *p)
        if (status)
                goto error;
 
+       status = regarray_build(p);
+       if (status)
+               goto error;
+
+       status = metarray_build(p);
+       if (status)
+               goto error;
+
        p->build_done = 1;
        return 0;
 
 error:
+       metarray_build_free(p);
+       regarray_build_free(p);
        table_state_build_free(p);
        table_build_free(p);
        action_build_free(p);
@@ -2190,9 +10121,205 @@ error:
        return status;
 }
 
+void
+rte_swx_pipeline_run(struct rte_swx_pipeline *p, uint32_t n_instructions)
+{
+       uint32_t i;
+
+       for (i = 0; i < n_instructions; i++)
+               instr_exec(p);
+}
+
+void
+rte_swx_pipeline_flush(struct rte_swx_pipeline *p)
+{
+       uint32_t i;
+
+       for (i = 0; i < p->n_ports_out; i++) {
+               struct port_out_runtime *port = &p->out[i];
+
+               if (port->flush)
+                       port->flush(port->obj);
+       }
+}
+
 /*
  * Control.
  */
+int
+rte_swx_ctl_pipeline_info_get(struct rte_swx_pipeline *p,
+                             struct rte_swx_ctl_pipeline_info *pipeline)
+{
+       struct action *action;
+       struct table *table;
+       uint32_t n_actions = 0, n_tables = 0;
+
+       if (!p || !pipeline)
+               return -EINVAL;
+
+       TAILQ_FOREACH(action, &p->actions, node)
+               n_actions++;
+
+       TAILQ_FOREACH(table, &p->tables, node)
+               n_tables++;
+
+       pipeline->n_ports_in = p->n_ports_in;
+       pipeline->n_ports_out = p->n_ports_out;
+       pipeline->n_actions = n_actions;
+       pipeline->n_tables = n_tables;
+       pipeline->n_regarrays = p->n_regarrays;
+       pipeline->n_metarrays = p->n_metarrays;
+
+       return 0;
+}
+
+int
+rte_swx_ctl_pipeline_numa_node_get(struct rte_swx_pipeline *p, int *numa_node)
+{
+       if (!p || !numa_node)
+               return -EINVAL;
+
+       *numa_node = p->numa_node;
+       return 0;
+}
+
+int
+rte_swx_ctl_action_info_get(struct rte_swx_pipeline *p,
+                           uint32_t action_id,
+                           struct rte_swx_ctl_action_info *action)
+{
+       struct action *a = NULL;
+
+       if (!p || (action_id >= p->n_actions) || !action)
+               return -EINVAL;
+
+       a = action_find_by_id(p, action_id);
+       if (!a)
+               return -EINVAL;
+
+       strcpy(action->name, a->name);
+       action->n_args = a->st ? a->st->n_fields : 0;
+       return 0;
+}
+
+int
+rte_swx_ctl_action_arg_info_get(struct rte_swx_pipeline *p,
+                               uint32_t action_id,
+                               uint32_t action_arg_id,
+                               struct rte_swx_ctl_action_arg_info *action_arg)
+{
+       struct action *a = NULL;
+       struct field *arg = NULL;
+
+       if (!p || (action_id >= p->n_actions) || !action_arg)
+               return -EINVAL;
+
+       a = action_find_by_id(p, action_id);
+       if (!a || !a->st || (action_arg_id >= a->st->n_fields))
+               return -EINVAL;
+
+       arg = &a->st->fields[action_arg_id];
+       strcpy(action_arg->name, arg->name);
+       action_arg->n_bits = arg->n_bits;
+       action_arg->is_network_byte_order = a->args_endianness[action_arg_id];
+
+       return 0;
+}
+
+int
+rte_swx_ctl_table_info_get(struct rte_swx_pipeline *p,
+                          uint32_t table_id,
+                          struct rte_swx_ctl_table_info *table)
+{
+       struct table *t = NULL;
+
+       if (!p || !table)
+               return -EINVAL;
+
+       t = table_find_by_id(p, table_id);
+       if (!t)
+               return -EINVAL;
+
+       strcpy(table->name, t->name);
+       strcpy(table->args, t->args);
+       table->n_match_fields = t->n_fields;
+       table->n_actions = t->n_actions;
+       table->default_action_is_const = t->default_action_is_const;
+       table->size = t->size;
+       return 0;
+}
+
+int
+rte_swx_ctl_table_match_field_info_get(struct rte_swx_pipeline *p,
+       uint32_t table_id,
+       uint32_t match_field_id,
+       struct rte_swx_ctl_table_match_field_info *match_field)
+{
+       struct table *t;
+       struct match_field *f;
+
+       if (!p || (table_id >= p->n_tables) || !match_field)
+               return -EINVAL;
+
+       t = table_find_by_id(p, table_id);
+       if (!t || (match_field_id >= t->n_fields))
+               return -EINVAL;
+
+       f = &t->fields[match_field_id];
+       match_field->match_type = f->match_type;
+       match_field->is_header = t->header ? 1 : 0;
+       match_field->n_bits = f->field->n_bits;
+       match_field->offset = f->field->offset;
+
+       return 0;
+}
+
+int
+rte_swx_ctl_table_action_info_get(struct rte_swx_pipeline *p,
+       uint32_t table_id,
+       uint32_t table_action_id,
+       struct rte_swx_ctl_table_action_info *table_action)
+{
+       struct table *t;
+
+       if (!p || (table_id >= p->n_tables) || !table_action)
+               return -EINVAL;
+
+       t = table_find_by_id(p, table_id);
+       if (!t || (table_action_id >= t->n_actions))
+               return -EINVAL;
+
+       table_action->action_id = t->actions[table_action_id]->id;
+
+       return 0;
+}
+
+int
+rte_swx_ctl_table_ops_get(struct rte_swx_pipeline *p,
+                         uint32_t table_id,
+                         struct rte_swx_table_ops *table_ops,
+                         int *is_stub)
+{
+       struct table *t;
+
+       if (!p || (table_id >= p->n_tables))
+               return -EINVAL;
+
+       t = table_find_by_id(p, table_id);
+       if (!t)
+               return -EINVAL;
+
+       if (t->type) {
+               if (table_ops)
+                       memcpy(table_ops, &t->type->ops, sizeof(*table_ops));
+               *is_stub = 0;
+       } else {
+               *is_stub = 1;
+       }
+
+       return 0;
+}
+
 int
 rte_swx_pipeline_table_state_get(struct rte_swx_pipeline *p,
                                 struct rte_swx_table_state **table_state)
@@ -2214,3 +10341,290 @@ rte_swx_pipeline_table_state_set(struct rte_swx_pipeline *p,
        p->table_state = table_state;
        return 0;
 }
+
+int
+rte_swx_ctl_pipeline_port_in_stats_read(struct rte_swx_pipeline *p,
+                                       uint32_t port_id,
+                                       struct rte_swx_port_in_stats *stats)
+{
+       struct port_in *port;
+
+       if (!p || !stats)
+               return -EINVAL;
+
+       port = port_in_find(p, port_id);
+       if (!port)
+               return -EINVAL;
+
+       port->type->ops.stats_read(port->obj, stats);
+       return 0;
+}
+
+int
+rte_swx_ctl_pipeline_port_out_stats_read(struct rte_swx_pipeline *p,
+                                        uint32_t port_id,
+                                        struct rte_swx_port_out_stats *stats)
+{
+       struct port_out *port;
+
+       if (!p || !stats)
+               return -EINVAL;
+
+       port = port_out_find(p, port_id);
+       if (!port)
+               return -EINVAL;
+
+       port->type->ops.stats_read(port->obj, stats);
+       return 0;
+}
+
+int
+rte_swx_ctl_pipeline_table_stats_read(struct rte_swx_pipeline *p,
+                                     const char *table_name,
+                                     struct rte_swx_table_stats *stats)
+{
+       struct table *table;
+       struct table_statistics *table_stats;
+
+       if (!p || !table_name || !table_name[0] || !stats || !stats->n_pkts_action)
+               return -EINVAL;
+
+       table = table_find(p, table_name);
+       if (!table)
+               return -EINVAL;
+
+       table_stats = &p->table_stats[table->id];
+
+       memcpy(&stats->n_pkts_action,
+              &table_stats->n_pkts_action,
+              p->n_actions * sizeof(uint64_t));
+
+       stats->n_pkts_hit = table_stats->n_pkts_hit[1];
+       stats->n_pkts_miss = table_stats->n_pkts_hit[0];
+
+       return 0;
+}
+
+int
+rte_swx_ctl_regarray_info_get(struct rte_swx_pipeline *p,
+                             uint32_t regarray_id,
+                             struct rte_swx_ctl_regarray_info *regarray)
+{
+       struct regarray *r;
+
+       if (!p || !regarray)
+               return -EINVAL;
+
+       r = regarray_find_by_id(p, regarray_id);
+       if (!r)
+               return -EINVAL;
+
+       strcpy(regarray->name, r->name);
+       regarray->size = r->size;
+       return 0;
+}
+
+int
+rte_swx_ctl_pipeline_regarray_read(struct rte_swx_pipeline *p,
+                                  const char *regarray_name,
+                                  uint32_t regarray_index,
+                                  uint64_t *value)
+{
+       struct regarray *regarray;
+       struct regarray_runtime *r;
+
+       if (!p || !regarray_name || !value)
+               return -EINVAL;
+
+       regarray = regarray_find(p, regarray_name);
+       if (!regarray || (regarray_index >= regarray->size))
+               return -EINVAL;
+
+       r = &p->regarray_runtime[regarray->id];
+       *value = r->regarray[regarray_index];
+       return 0;
+}
+
+int
+rte_swx_ctl_pipeline_regarray_write(struct rte_swx_pipeline *p,
+                                  const char *regarray_name,
+                                  uint32_t regarray_index,
+                                  uint64_t value)
+{
+       struct regarray *regarray;
+       struct regarray_runtime *r;
+
+       if (!p || !regarray_name)
+               return -EINVAL;
+
+       regarray = regarray_find(p, regarray_name);
+       if (!regarray || (regarray_index >= regarray->size))
+               return -EINVAL;
+
+       r = &p->regarray_runtime[regarray->id];
+       r->regarray[regarray_index] = value;
+       return 0;
+}
+
+int
+rte_swx_ctl_metarray_info_get(struct rte_swx_pipeline *p,
+                             uint32_t metarray_id,
+                             struct rte_swx_ctl_metarray_info *metarray)
+{
+       struct metarray *m;
+
+       if (!p || !metarray)
+               return -EINVAL;
+
+       m = metarray_find_by_id(p, metarray_id);
+       if (!m)
+               return -EINVAL;
+
+       strcpy(metarray->name, m->name);
+       metarray->size = m->size;
+       return 0;
+}
+
+int
+rte_swx_ctl_meter_profile_add(struct rte_swx_pipeline *p,
+                             const char *name,
+                             struct rte_meter_trtcm_params *params)
+{
+       struct meter_profile *mp;
+       int status;
+
+       CHECK(p, EINVAL);
+       CHECK_NAME(name, EINVAL);
+       CHECK(params, EINVAL);
+       CHECK(!meter_profile_find(p, name), EEXIST);
+
+       /* Node allocation. */
+       mp = calloc(1, sizeof(struct meter_profile));
+       CHECK(mp, ENOMEM);
+
+       /* Node initialization. */
+       strcpy(mp->name, name);
+       memcpy(&mp->params, params, sizeof(struct rte_meter_trtcm_params));
+       status = rte_meter_trtcm_profile_config(&mp->profile, params);
+       if (status) {
+               free(mp);
+               CHECK(0, EINVAL);
+       }
+
+       /* Node add to tailq. */
+       TAILQ_INSERT_TAIL(&p->meter_profiles, mp, node);
+
+       return 0;
+}
+
+int
+rte_swx_ctl_meter_profile_delete(struct rte_swx_pipeline *p,
+                                const char *name)
+{
+       struct meter_profile *mp;
+
+       CHECK(p, EINVAL);
+       CHECK_NAME(name, EINVAL);
+
+       mp = meter_profile_find(p, name);
+       CHECK(mp, EINVAL);
+       CHECK(!mp->n_users, EBUSY);
+
+       /* Remove node from tailq. */
+       TAILQ_REMOVE(&p->meter_profiles, mp, node);
+       free(mp);
+
+       return 0;
+}
+
+int
+rte_swx_ctl_meter_reset(struct rte_swx_pipeline *p,
+                       const char *metarray_name,
+                       uint32_t metarray_index)
+{
+       struct meter_profile *mp_old;
+       struct metarray *metarray;
+       struct metarray_runtime *metarray_runtime;
+       struct meter *m;
+
+       CHECK(p, EINVAL);
+       CHECK_NAME(metarray_name, EINVAL);
+
+       metarray = metarray_find(p, metarray_name);
+       CHECK(metarray, EINVAL);
+       CHECK(metarray_index < metarray->size, EINVAL);
+
+       metarray_runtime = &p->metarray_runtime[metarray->id];
+       m = &metarray_runtime->metarray[metarray_index];
+       mp_old = m->profile;
+
+       meter_init(m);
+
+       mp_old->n_users--;
+
+       return 0;
+}
+
+int
+rte_swx_ctl_meter_set(struct rte_swx_pipeline *p,
+                     const char *metarray_name,
+                     uint32_t metarray_index,
+                     const char *profile_name)
+{
+       struct meter_profile *mp, *mp_old;
+       struct metarray *metarray;
+       struct metarray_runtime *metarray_runtime;
+       struct meter *m;
+
+       CHECK(p, EINVAL);
+       CHECK_NAME(metarray_name, EINVAL);
+
+       metarray = metarray_find(p, metarray_name);
+       CHECK(metarray, EINVAL);
+       CHECK(metarray_index < metarray->size, EINVAL);
+
+       mp = meter_profile_find(p, profile_name);
+       CHECK(mp, EINVAL);
+
+       metarray_runtime = &p->metarray_runtime[metarray->id];
+       m = &metarray_runtime->metarray[metarray_index];
+       mp_old = m->profile;
+
+       memset(m, 0, sizeof(struct meter));
+       rte_meter_trtcm_config(&m->m, &mp->profile);
+       m->profile = mp;
+       m->color_mask = RTE_COLORS;
+
+       mp->n_users++;
+       mp_old->n_users--;
+
+       return 0;
+}
+
+int
+rte_swx_ctl_meter_stats_read(struct rte_swx_pipeline *p,
+                            const char *metarray_name,
+                            uint32_t metarray_index,
+                            struct rte_swx_ctl_meter_stats *stats)
+{
+       struct metarray *metarray;
+       struct metarray_runtime *metarray_runtime;
+       struct meter *m;
+
+       CHECK(p, EINVAL);
+       CHECK_NAME(metarray_name, EINVAL);
+
+       metarray = metarray_find(p, metarray_name);
+       CHECK(metarray, EINVAL);
+       CHECK(metarray_index < metarray->size, EINVAL);
+
+       CHECK(stats, EINVAL);
+
+       metarray_runtime = &p->metarray_runtime[metarray->id];
+       m = &metarray_runtime->metarray[metarray_index];
+
+       memcpy(stats->n_pkts, m->n_pkts, sizeof(m->n_pkts));
+       memcpy(stats->n_bytes, m->n_bytes, sizeof(m->n_bytes));
+
+       return 0;
+}