#include <string.h>
#include <stdio.h>
#include <errno.h>
+#include <inttypes.h>
#include <sys/queue.h>
#include <arpa/inet.h>
} 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
#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.
*/
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_S, /* (dst, src) = (MEF, H) or (dst, src) = (H, MEFT) */
+ 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_S, /* (dst, src) = (MEF, H) or (dst, src) = (H, MEFT) */
+ 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_S, /* (dst, src) = (MEF, H) or (dst, src) = (H, MEFT) */
+ 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 */
+
+ /* 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 is a is equal to b
+ * a = HMEFT, b = HMEFTI
+ */
+ INSTR_JMP_EQ, /* (a, b) = (MEFT, MEFT) or (a, b) = (H, H) */
+ INSTR_JMP_EQ_S, /* (a, b) = (MEFT, H) or (a, b) = (H, MEFT) */
+ INSTR_JMP_EQ_I, /* (a, b) = (MEFT, I) or (a, b) = (H, I) */
+
+ /* jmpneq LABEL a b
+ * Jump is a is not equal to b
+ * a = HMEFT, b = HMEFTI
+ */
+ INSTR_JMP_NEQ, /* (a, b) = (MEFT, MEFT) or (a, b) = (H, H) */
+ INSTR_JMP_NEQ_S, /* (a, b) = (MEFT, H) or (a, b) = (H, MEFT) */
+ 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 = MEF, b = MEF */
+ INSTR_JMP_LT_MH, /* a = MEF, b = H */
+ INSTR_JMP_LT_HM, /* a = H, b = MEF */
+ INSTR_JMP_LT_HH, /* a = H, b = H */
+ INSTR_JMP_LT_MI, /* a = MEF, 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 = MEF, b = MEF */
+ INSTR_JMP_GT_MH, /* a = MEF, b = H */
+ INSTR_JMP_GT_HM, /* a = H, b = MEF */
+ INSTR_JMP_GT_HH, /* a = H, b = H */
+ INSTR_JMP_GT_MI, /* a = MEF, b = I */
+ INSTR_JMP_GT_HI, /* a = H, b = I */
+
+ /* return
+ * Return from action
+ */
+ INSTR_RETURN,
};
struct instr_operand {
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;
- uint32_t src_val;
+ 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;
};
};
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_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;
};
};
uint8_t **key;
};
+/*
+ * 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;
+};
+
/*
* Pipeline.
*/
#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]; \
*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_S(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_MH JMP_CMP_S
+
+#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); \
+}
+
+#else
+
+#define JMP_CMP_S JMP_CMP
+#define JMP_CMP_MH JMP_CMP
+#define JMP_CMP_HM JMP_CMP
+#define JMP_CMP_HH 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]; \
struct action_tailq actions;
struct table_type_tailq table_types;
struct table_tailq tables;
+ struct regarray_tailq regarrays;
struct port_in_runtime *in;
struct port_out_runtime *out;
struct instruction **action_instructions;
struct rte_swx_table_state *table_state;
+ struct regarray_runtime *regarray_runtime;
struct instruction *instructions;
struct thread threads[RTE_SWX_PIPELINE_THREADS_MAX];
uint32_t n_extern_funcs;
uint32_t n_actions;
uint32_t n_tables;
+ uint32_t n_regarrays;
uint32_t n_headers;
uint32_t thread_id;
uint32_t port_id;
return NULL;
}
+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_obj *object;
+ struct extern_type_member_func *func;
+ char *object_name, *func_name;
+
+ if (name[0] != 'e' || name[1] != '.')
+ return NULL;
+
+ object_name = strdup(&name[2]);
+ if (!object_name)
+ return NULL;
+
+ func_name = strchr(object_name, '.');
+ if (!func_name) {
+ free(object_name);
+ return NULL;
+ }
+
+ *func_name = 0;
+ func_name++;
+
+ object = extern_obj_find(p, object_name);
+ if (!object) {
+ free(object_name);
+ return NULL;
+ }
+
+ func = extern_type_member_func_find(object->type, func_name);
+ if (!func) {
+ free(object_name);
+ return NULL;
+ }
+
+ if (obj)
+ *obj = object;
+
+ free(object_name);
+ return func;
+}
+
static struct field *
extern_obj_mailbox_field_parse(struct rte_swx_pipeline *p,
const char *name,
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);
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,
/*
* Instruction.
*/
+static int
+instruction_is_jmp(struct instruction *instr)
+{
+ 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_S:
+ case INSTR_JMP_EQ_I:
+ case INSTR_JMP_NEQ:
+ case INSTR_JMP_NEQ_S:
+ 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;
+ }
+}
+
static struct field *
action_field_parse(struct action *action, const char *name);
t->ip = p->instructions;
}
+static inline void
+thread_ip_set(struct thread *t, struct instruction *ip)
+{
+ t->ip = ip;
+}
+
+static inline void
+thread_ip_action_call(struct rte_swx_pipeline *p,
+ struct thread *t,
+ uint32_t action_id)
+{
+ t->ret = t->ip + 1;
+ t->ip = p->action_instructions[action_id];
+}
+
static inline void
thread_ip_inc(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);
+}
+
/*
* rx.
*/
}
/*
- * mov.
+ * table.
*/
+static struct table *
+table_find(struct rte_swx_pipeline *p, const char *name);
+
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)
+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)
{
- char *dst = tokens[1], *src = tokens[2];
- struct field *fdst, *fsrc;
- uint32_t dst_struct_id, src_struct_id, src_val;
-
- CHECK(n_tokens == 3, EINVAL);
-
- fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
- CHECK(fdst, EINVAL);
-
- /* MOV or MOV_S. */
- fsrc = struct_field_parse(p, action, src, &src_struct_id);
- if (fsrc) {
- instr->type = INSTR_MOV;
- if ((dst[0] == 'h' && src[0] != 'h') ||
- (dst[0] != 'h' && src[0] == 'h'))
- instr->type = INSTR_MOV_S;
-
- 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;
- }
+ struct table *t;
- /* MOV_I. */
- src_val = strtoul(src, &src, 0);
- CHECK(!src[0], EINVAL);
+ CHECK(!action, EINVAL);
+ CHECK(n_tokens == 2, EINVAL);
- if (dst[0] == 'h')
- src_val = htonl(src_val);
+ t = table_find(p, tokens[1]);
+ CHECK(t, EINVAL);
- 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 = (uint32_t)src_val;
+ instr->type = INSTR_TABLE;
+ instr->table.table_id = t->id;
return 0;
}
static inline void
-instr_mov_exec(struct rte_swx_pipeline *p)
+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];
+ uint64_t action_id;
+ 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);
- TRACE("[Thread %2u] mov\n",
- p->thread_id);
+ thread_yield(p);
+ return;
+ }
- MOV(t, ip);
+ action_id = hit ? action_id : ts->default_action_id;
+ action_data = hit ? action_data : ts->default_action_data;
+
+ 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;
+
+ /* 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, src_struct_id;
+
+ CHECK(n_tokens == 3, EINVAL);
+
+ fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+ CHECK(fdst, EINVAL);
+
+ /* MOV or MOV_S. */
+ fsrc = struct_field_parse(p, action, src, &src_struct_id);
+ if (fsrc) {
+ instr->type = INSTR_MOV;
+ if ((dst[0] == 'h' && src[0] != 'h') ||
+ (dst[0] != 'h' && src[0] == 'h'))
+ instr->type = INSTR_MOV_S;
+
+ 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);
struct thread *t = &p->threads[p->thread_id];
struct instruction *ip = t->ip;
- TRACE("[Thread %2u] mov m.f %x\n",
+ TRACE("[Thread %2u] mov m.f %" PRIx64 "\n",
p->thread_id,
ip->mov.src_val);
{
char *dst = tokens[1], *src = tokens[2];
struct field *fdst, *fsrc;
- uint32_t dst_struct_id, src_struct_id, src_val;
+ uint64_t src_val;
+ uint32_t dst_struct_id, src_struct_id;
CHECK(n_tokens == 3, EINVAL);
fsrc = struct_field_parse(p, action, src, &src_struct_id);
if (fsrc) {
instr->type = INSTR_ALU_ADD;
- if (dst[0] == 'h' && src[0] == 'm')
+ if (dst[0] == 'h' && src[0] != 'h')
instr->type = INSTR_ALU_ADD_HM;
- if (dst[0] == 'm' && src[0] == 'h')
+ 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;
}
/* ADD_MI, ADD_HI. */
- src_val = strtoul(src, &src, 0);
+ src_val = strtoull(src, &src, 0);
CHECK(!src[0], EINVAL);
instr->type = INSTR_ALU_ADD_MI;
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 = (uint32_t)src_val;
+ instr->alu.src_val = src_val;
return 0;
}
{
char *dst = tokens[1], *src = tokens[2];
struct field *fdst, *fsrc;
- uint32_t dst_struct_id, src_struct_id, src_val;
+ uint64_t src_val;
+ uint32_t dst_struct_id, src_struct_id;
CHECK(n_tokens == 3, EINVAL);
fsrc = struct_field_parse(p, action, src, &src_struct_id);
if (fsrc) {
instr->type = INSTR_ALU_SUB;
- if (dst[0] == 'h' && src[0] == 'm')
+ if (dst[0] == 'h' && src[0] != 'h')
instr->type = INSTR_ALU_SUB_HM;
- if (dst[0] == 'm' && src[0] == 'h')
+ 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;
}
/* SUB_MI, SUB_HI. */
- src_val = strtoul(src, &src, 0);
+ src_val = strtoull(src, &src, 0);
CHECK(!src[0], EINVAL);
instr->type = INSTR_ALU_SUB_MI;
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 = (uint32_t)src_val;
+ instr->alu.src_val = src_val;
return 0;
}
-static inline void
-instr_alu_add_exec(struct rte_swx_pipeline *p)
+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)
{
- struct thread *t = &p->threads[p->thread_id];
- struct instruction *ip = t->ip;
-
- TRACE("[Thread %2u] add\n", p->thread_id);
+ char *dst = tokens[1], *src = tokens[2];
+ struct header *hdst, *hsrc;
+ struct field *fdst, *fsrc;
- /* Structs. */
- ALU(t, ip, +);
+ CHECK(n_tokens == 3, EINVAL);
- /* Thread. */
- thread_ip_inc(p);
-}
+ fdst = header_field_parse(p, dst, &hdst);
+ CHECK(fdst && (fdst->n_bits == 16), EINVAL);
-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;
+ /* 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;
+ }
- TRACE("[Thread %2u] add (mh)\n", p->thread_id);
+ /* CKADD_STRUCT, CKADD_STRUCT20. */
+ hsrc = header_parse(p, src);
+ CHECK(hsrc, EINVAL);
- /* Structs. */
- ALU_MH(t, ip, +);
+ instr->type = INSTR_ALU_CKADD_STRUCT;
+ if ((hsrc->st->n_bits / 8) == 20)
+ instr->type = INSTR_ALU_CKADD_STRUCT20;
- /* Thread. */
- thread_ip_inc(p);
+ 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 inline void
-instr_alu_add_hm_exec(struct rte_swx_pipeline *p)
+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)
{
- struct thread *t = &p->threads[p->thread_id];
- struct instruction *ip = t->ip;
+ char *dst = tokens[1], *src = tokens[2];
+ struct header *hdst, *hsrc;
+ struct field *fdst, *fsrc;
- TRACE("[Thread %2u] add (hm)\n", p->thread_id);
+ CHECK(n_tokens == 3, EINVAL);
- /* Structs. */
- ALU_HM(t, ip, +);
+ fdst = header_field_parse(p, dst, &hdst);
+ CHECK(fdst && (fdst->n_bits == 16), EINVAL);
- /* Thread. */
- thread_ip_inc(p);
+ 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 inline void
-instr_alu_add_hh_exec(struct rte_swx_pipeline *p)
+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)
{
- struct thread *t = &p->threads[p->thread_id];
- struct instruction *ip = t->ip;
+ char *dst = tokens[1], *src = tokens[2];
+ struct field *fdst, *fsrc;
+ uint64_t src_val;
+ uint32_t dst_struct_id, src_struct_id;
- TRACE("[Thread %2u] add (hh)\n", p->thread_id);
+ CHECK(n_tokens == 3, EINVAL);
- /* Structs. */
- ALU_HH(t, ip, +);
+ fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+ CHECK(fdst, EINVAL);
- /* Thread. */
- thread_ip_inc(p);
-}
+ /* 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;
-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;
+ 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;
+ }
- TRACE("[Thread %2u] add (mi)\n", p->thread_id);
+ /* SHL_MI, SHL_HI. */
+ src_val = strtoull(src, &src, 0);
+ CHECK(!src[0], EINVAL);
- /* Structs. */
- ALU_MI(t, ip, +);
+ instr->type = INSTR_ALU_SHL_MI;
+ if (dst[0] == 'h')
+ instr->type = INSTR_ALU_SHL_HI;
- /* Thread. */
- thread_ip_inc(p);
+ 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_hi_exec(struct rte_swx_pipeline *p)
+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)
{
- struct thread *t = &p->threads[p->thread_id];
- struct instruction *ip = t->ip;
+ char *dst = tokens[1], *src = tokens[2];
+ struct field *fdst, *fsrc;
+ uint64_t src_val;
+ uint32_t dst_struct_id, src_struct_id;
- TRACE("[Thread %2u] add (hi)\n", p->thread_id);
+ CHECK(n_tokens == 3, EINVAL);
- /* Structs. */
- ALU_HI(t, ip, +);
+ fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+ CHECK(fdst, EINVAL);
- /* Thread. */
- thread_ip_inc(p);
-}
+ /* 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;
-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;
+ 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;
+ }
- TRACE("[Thread %2u] sub\n", p->thread_id);
+ /* SHR_MI, SHR_HI. */
+ src_val = strtoull(src, &src, 0);
+ CHECK(!src[0], EINVAL);
- /* Structs. */
- ALU(t, ip, -);
+ instr->type = INSTR_ALU_SHR_MI;
+ if (dst[0] == 'h')
+ instr->type = INSTR_ALU_SHR_HI;
- /* Thread. */
- thread_ip_inc(p);
+ 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, src_struct_id;
+
+ CHECK(n_tokens == 3, EINVAL);
+
+ fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+ CHECK(fdst, EINVAL);
+
+ /* AND or AND_S. */
+ fsrc = struct_field_parse(p, action, src, &src_struct_id);
+ if (fsrc) {
+ instr->type = INSTR_ALU_AND;
+ if ((dst[0] == 'h' && src[0] != 'h') ||
+ (dst[0] != 'h' && src[0] == 'h'))
+ instr->type = INSTR_ALU_AND_S;
+
+ 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, src_struct_id;
+
+ CHECK(n_tokens == 3, EINVAL);
+
+ fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+ CHECK(fdst, EINVAL);
+
+ /* OR or OR_S. */
+ fsrc = struct_field_parse(p, action, src, &src_struct_id);
+ if (fsrc) {
+ instr->type = INSTR_ALU_OR;
+ if ((dst[0] == 'h' && src[0] != 'h') ||
+ (dst[0] != 'h' && src[0] == 'h'))
+ instr->type = INSTR_ALU_OR_S;
+
+ 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, src_struct_id;
+
+ CHECK(n_tokens == 3, EINVAL);
+
+ fdst = struct_field_parse(p, NULL, dst, &dst_struct_id);
+ CHECK(fdst, EINVAL);
+
+ /* XOR or XOR_S. */
+ fsrc = struct_field_parse(p, action, src, &src_struct_id);
+ if (fsrc) {
+ instr->type = INSTR_ALU_XOR;
+ if ((dst[0] == 'h' && src[0] != 'h') ||
+ (dst[0] != 'h' && src[0] == 'h'))
+ instr->type = INSTR_ALU_XOR_S;
+
+ 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
}
static inline void
-instr_alu_sub_hh_exec(struct rte_swx_pipeline *p)
+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_s_exec(struct rte_swx_pipeline *p)
+{
+ struct thread *t = &p->threads[p->thread_id];
+ struct instruction *ip = t->ip;
+
+ TRACE("[Thread %2u] and (s)\n", p->thread_id);
+
+ /* Structs. */
+ ALU_S(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_s_exec(struct rte_swx_pipeline *p)
+{
+ struct thread *t = &p->threads[p->thread_id];
+ struct instruction *ip = t->ip;
+
+ TRACE("[Thread %2u] or (s)\n", p->thread_id);
+
+ /* Structs. */
+ ALU_S(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_s_exec(struct rte_swx_pipeline *p)
+{
+ struct thread *t = &p->threads[p->thread_id];
+ struct instruction *ip = t->ip;
+
+ TRACE("[Thread %2u] xor (s)\n", p->thread_id);
+
+ /* Structs. */
+ ALU_S(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(®array[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(®array[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(®array[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);
+}
+
+/*
+ * 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 or JMP_EQ_S. */
+ fb = struct_field_parse(p, action, b, &b_struct_id);
+ if (fb) {
+ instr->type = INSTR_JMP_EQ;
+ if ((a[0] == 'h' && b[0] != 'h') ||
+ (a[0] != 'h' && b[0] == 'h'))
+ instr->type = INSTR_JMP_EQ_S;
+ 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 or JMP_NEQ_S. */
+ fb = struct_field_parse(p, action, b, &b_struct_id);
+ if (fb) {
+ instr->type = INSTR_JMP_NEQ;
+ if ((a[0] == 'h' && b[0] != 'h') ||
+ (a[0] != 'h' && b[0] == 'h'))
+ instr->type = INSTR_JMP_NEQ_S;
+ 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_s_exec(struct rte_swx_pipeline *p)
+{
+ struct thread *t = &p->threads[p->thread_id];
+ struct instruction *ip = t->ip;
+
+ TRACE("[Thread %2u] jmpeq (s)\n", p->thread_id);
+
+ JMP_CMP_S(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_s_exec(struct rte_swx_pipeline *p)
+{
+ struct thread *t = &p->threads[p->thread_id];
+ struct instruction *ip = t->ip;
+
+ TRACE("[Thread %2u] jmpneq (s)\n", p->thread_id);
+
+ JMP_CMP_S(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] sub (hh)\n", p->thread_id);
-
- /* Structs. */
- ALU_HH(t, ip, -);
+ TRACE("[Thread %2u] jmpgt (hh)\n", p->thread_id);
- /* Thread. */
- thread_ip_inc(p);
+ JMP_CMP_HH(t, ip, >);
}
static inline void
-instr_alu_sub_mi_exec(struct rte_swx_pipeline *p)
+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] sub (mi)\n", p->thread_id);
-
- /* Structs. */
- ALU_MI(t, ip, -);
+ TRACE("[Thread %2u] jmpgt (mi)\n", p->thread_id);
- /* Thread. */
- thread_ip_inc(p);
+ JMP_CMP_MI(t, ip, >);
}
static inline void
-instr_alu_sub_hi_exec(struct rte_swx_pipeline *p)
+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] sub (hi)\n", p->thread_id);
+ TRACE("[Thread %2u] jmpgt (hi)\n", p->thread_id);
- /* Structs. */
- ALU_HI(t, ip, -);
+ JMP_CMP_HI(t, ip, >);
+}
- /* Thread. */
- thread_ip_inc(p);
+/*
+ * 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;
}
-#define RTE_SWX_INSTRUCTION_TOKENS_MAX 16
+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,
break;
CHECK(n_tokens < RTE_SWX_INSTRUCTION_TOKENS_MAX, EINVAL);
+ CHECK_NAME(token, EINVAL);
tokens[n_tokens] = token;
n_tokens++;
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], "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)
{
CHECK(strcmp(label, data[j].label), EINVAL);
}
- /* Get users for each instruction label. */
+ /* 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 (type == INSTR_TX)
+ break;
+ }
+ CHECK(i < n_instructions, EINVAL);
+
+ /* Check that the last instruction is either tx or unconditional
+ * jump.
+ */
+ type = instr[n_instructions - 1].type;
+ CHECK((type == INSTR_TX) || (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) || (type == INSTR_TX))
+ break;
+ }
+ CHECK(i < n_instructions, EINVAL);
+ }
+
+ return 0;
+}
+
+static int
+instr_pattern_extract_many_detect(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_optimize(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 int
+instr_pattern_emit_many_tx_detect(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 (instr[i].type != INSTR_TX)
+ return 0;
+
+ if (data[i].n_users)
+ return 0;
+
+ i++;
+
+ *n_pattern_instr = i;
+ return 1;
+}
+
+static void
+instr_pattern_emit_many_tx_optimize(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 int
+instr_pattern_dma_many_detect(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_optimize(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_optimize(struct instruction *instructions,
+ struct instruction_data *instruction_data,
+ uint32_t n_instructions)
+{
+ uint32_t i, pos = 0;
+
+ 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_detect(instr,
+ data,
+ n_instructions - i,
+ &n_instr);
+ if (detected) {
+ instr_pattern_extract_many_optimize(instr,
+ data,
+ n_instr);
+ i += n_instr;
+ continue;
+ }
+
+ /* Emit many + TX. */
+ detected = instr_pattern_emit_many_tx_detect(instr,
+ data,
+ n_instructions - i,
+ &n_instr);
+ if (detected) {
+ instr_pattern_emit_many_tx_optimize(instr,
+ data,
+ n_instr);
+ i += n_instr;
+ continue;
+ }
+
+ /* DMA many. */
+ detected = instr_pattern_dma_many_detect(instr,
+ data,
+ n_instructions - i,
+ &n_instr);
+ if (detected) {
+ instr_pattern_dma_many_optimize(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. */
for (i = 0; i < n_instructions; i++) {
+ struct instruction *instr = &instructions[i];
struct instruction_data *data = &instruction_data[i];
- char *label = data->label;
- data->n_users = label_is_used(instruction_data,
- n_instructions,
- label);
+ if (data->invalid)
+ continue;
+
+ if (i != pos) {
+ memcpy(&instructions[pos], instr, sizeof(*instr));
+ memcpy(&instruction_data[pos], data, sizeof(*data));
+ }
+
+ pos++;
}
- return 0;
+ return pos;
}
static int
{
struct instruction *instr = NULL;
struct instruction_data *data = NULL;
- char *string = NULL;
int err = 0;
uint32_t i;
CHECK(n_instructions, EINVAL);
CHECK(instructions, EINVAL);
for (i = 0; i < n_instructions; i++)
- CHECK(instructions[i], EINVAL);
+ CHECK_INSTRUCTION(instructions[i], EINVAL);
/* Memory allocation. */
instr = calloc(n_instructions, sizeof(struct instruction));
}
for (i = 0; i < n_instructions; i++) {
- string = strdup(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)
+ if (err) {
+ free(string);
goto error;
+ }
free(string);
}
if (err)
goto error;
- free(data);
+ err = instr_verify(p, a, instr, data, n_instructions);
+ if (err)
+ goto error;
+
+ n_instructions = instr_optimize(instr, data, n_instructions);
+
+ err = instr_jmp_resolve(instr, data, n_instructions);
+ if (err)
+ goto error;
if (a) {
a->instructions = instr;
p->n_instructions = n_instructions;
}
+ free(data);
return 0;
error:
- free(string);
free(data);
free(instr);
return err;
[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_S] = instr_alu_and_s_exec,
+ [INSTR_ALU_AND_I] = instr_alu_and_i_exec,
+
+ [INSTR_ALU_OR] = instr_alu_or_exec,
+ [INSTR_ALU_OR_S] = instr_alu_or_s_exec,
+ [INSTR_ALU_OR_I] = instr_alu_or_i_exec,
+
+ [INSTR_ALU_XOR] = instr_alu_xor_exec,
+ [INSTR_ALU_XOR_S] = instr_alu_xor_s_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_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_S] = instr_jmp_eq_s_exec,
+ [INSTR_JMP_EQ_I] = instr_jmp_eq_i_exec,
+
+ [INSTR_JMP_NEQ] = instr_jmp_neq_exec,
+ [INSTR_JMP_NEQ_S] = instr_jmp_neq_s_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
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)
{
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);
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))
!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;
}
}
+/*
+ * 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);
+ }
+}
+
/*
* Pipeline.
*/
TAILQ_INIT(&pipeline->actions);
TAILQ_INIT(&pipeline->table_types);
TAILQ_INIT(&pipeline->tables);
+ TAILQ_INIT(&pipeline->regarrays);
pipeline->n_structs = 1; /* Struct 0 is reserved for action_data. */
pipeline->numa_node = numa_node;
free(p->instructions);
+ regarray_free(p);
table_state_free(p);
table_free(p);
action_free(p);
if (status)
goto error;
+ status = regarray_build(p);
+ if (status)
+ goto error;
+
p->build_done = 1;
return 0;
error:
+ regarray_build_free(p);
table_state_build_free(p);
table_build_free(p);
action_build_free(p);
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;
+
+ 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;
+
+ 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->is_header;
+ 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)
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_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;
+}