X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=mk%2Ftoolchain%2Fgcc%2Frte.toolchain-compat.mk;h=1e4434fa9804b4c9ffb97beea68746f361615e12;hb=ebaa070de85e49ad01214b1940c7cdcdba2f4ef6;hp=f81caa9b4193e2f055ca85d6283852b60ad43c2b;hpb=cd1bdd137662633a85f0b1c42599567b0a0c23e0;p=dpdk.git

diff --git a/mk/toolchain/gcc/rte.toolchain-compat.mk b/mk/toolchain/gcc/rte.toolchain-compat.mk
index f81caa9b41..1e4434fa98 100644
--- a/mk/toolchain/gcc/rte.toolchain-compat.mk
+++ b/mk/toolchain/gcc/rte.toolchain-compat.mk
@@ -1,34 +1,5 @@
-#   BSD LICENSE
-# 
-#   Copyright(c) 2010-2012 Intel Corporation. All rights reserved.
-#   All rights reserved.
-# 
-#   Redistribution and use in source and binary forms, with or without 
-#   modification, are permitted provided that the following conditions 
-#   are met:
-# 
-#     * Redistributions of source code must retain the above copyright 
-#       notice, this list of conditions and the following disclaimer.
-#     * Redistributions in binary form must reproduce the above copyright 
-#       notice, this list of conditions and the following disclaimer in 
-#       the documentation and/or other materials provided with the 
-#       distribution.
-#     * Neither the name of Intel Corporation nor the names of its 
-#       contributors may be used to endorse or promote products derived 
-#       from this software without specific prior written permission.
-# 
-#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
-#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
-#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 
-#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
-#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
-#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
-#   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
-#   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
-#   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
-#   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
-#   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-# 
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2010-2014 Intel Corporation
 
 #
 # CPUID-related options
@@ -39,17 +10,23 @@
 
 #find out GCC version
 
-GCC_MAJOR_VERSION = $(shell $(CC) -dumpversion | cut -f1 -d.)
+GCC_MAJOR = $(shell echo __GNUC__ | $(CC) -E -x c - | tail -n 1)
+GCC_MINOR = $(shell echo __GNUC_MINOR__ | $(CC) -E -x c - | tail -n 1)
+GCC_PATCHLEVEL = $(shell echo __GNUC_PATCHLEVEL__ | $(CC) -E -x c - | tail -n 1)
+GCC_VERSION = $(GCC_MAJOR)$(GCC_MINOR)
 
-# if GCC is not 4.x
-ifneq ($(GCC_MAJOR_VERSION),4)
+HOST_GCC_MAJOR = $(shell echo __GNUC__ | $(HOSTCC) -E -x c - | tail -n 1)
+HOST_GCC_MINOR = $(shell echo __GNUC_MINOR__ | $(HOSTCC) -E -x c - | tail -n 1)
+HOST_GCC_PATCHLEVEL = $(shell echo __GNUC_PATCHLEVEL__ | $(HOSTCC) -E -x c - | tail -n 1)
+HOST_GCC_VERSION = $(HOST_GCC_MAJOR)$(HOST_GCC_MINOR)
+
+# if GCC is older than 4.x
+ifeq ($(shell test $(GCC_VERSION) -lt 40 && echo 1), 1)
 	MACHINE_CFLAGS =
-$(warning You are not using GCC 4.x. This is neither supported, nor tested.)
+$(warning You are using GCC < 4.x. This is neither supported, nor tested.)
 
 
 else
-	GCC_MINOR_VERSION = $(shell $(CC) -dumpversion | cut -f2 -d.)
-
 # GCC graceful degradation
 # GCC 4.2.x - added support for generic target
 # GCC 4.3.x - added support for core2, ssse3, sse4.1, sse4.2
@@ -57,19 +34,24 @@ else
 # GCC 4.5.x - added support for atom
 # GCC 4.6.x - added support for corei7, corei7-avx
 # GCC 4.7.x - added support for fsgsbase, rdrnd, f16c, core-avx-i, core-avx2
-
-	ifeq ($(shell test $(GCC_MINOR_VERSION) -le 7 && echo 1), 1)
+# GCC 4.9.x - added support for armv8-a+crc
+#
+	ifeq ($(shell test $(GCC_VERSION) -le 49 && echo 1), 1)
+		MACHINE_CFLAGS := $(patsubst -march=armv8-a+crc,-march=armv8-a+crc -D__ARM_FEATURE_CRC32=1,$(MACHINE_CFLAGS))
+		MACHINE_CFLAGS := $(patsubst -march=armv8-a+crc+crypto,-march=armv8-a+crc+crypto -D__ARM_FEATURE_CRC32=1,$(MACHINE_CFLAGS))
+	endif
+	ifeq ($(shell test $(GCC_VERSION) -le 47 && echo 1), 1)
 		MACHINE_CFLAGS := $(patsubst -march=core-avx-i,-march=corei7-avx,$(MACHINE_CFLAGS))
-		MACHINE_CFLAGS := $(patsubst -march=core-avx2,-march=corei7-avx,$(MACHINE_CFLAGS))
+		MACHINE_CFLAGS := $(patsubst -march=core-avx2,-march=core-avx2,$(MACHINE_CFLAGS))
 	endif
-	ifeq ($(shell test $(GCC_MINOR_VERSION) -lt 6 && echo 1), 1)
+	ifeq ($(shell test $(GCC_VERSION) -lt 46 && echo 1), 1)
 		MACHINE_CFLAGS := $(patsubst -march=corei7-avx,-march=core2 -maes -mpclmul -mavx,$(MACHINE_CFLAGS))
 		MACHINE_CFLAGS := $(patsubst -march=corei7,-march=core2 -maes -mpclmul,$(MACHINE_CFLAGS))
 	endif
-	ifeq ($(shell test $(GCC_MINOR_VERSION) -lt 5 && echo 1), 1)
+	ifeq ($(shell test $(GCC_VERSION) -lt 45 && echo 1), 1)
 		MACHINE_CFLAGS := $(patsubst -march=atom,-march=core2 -mssse3,$(MACHINE_CFLAGS))
 	endif
-	ifeq ($(shell test $(GCC_MINOR_VERSION) -lt 4 && echo 1), 1)
+	ifeq ($(shell test $(GCC_VERSION) -lt 44 && echo 1), 1)
 		MACHINE_CFLAGS := $(filter-out -mavx -mpclmul -maes,$(MACHINE_CFLAGS))
 		ifneq ($(findstring SSE4_2, $(CPUFLAGS)),)
 			MACHINE_CFLAGS += -msse4.2
@@ -78,21 +60,30 @@ else
 			MACHINE_CFLAGS += -msse4.1
 		endif
 	endif
-	ifeq ($(shell test $(GCC_MINOR_VERSION) -lt 3 && echo 1), 1)
+	ifeq ($(shell test $(GCC_VERSION) -lt 43 && echo 1), 1)
 		MACHINE_CFLAGS := $(filter-out -msse% -mssse%,$(MACHINE_CFLAGS))
 		MACHINE_CFLAGS := $(patsubst -march=core2,-march=generic,$(MACHINE_CFLAGS))
 		MACHINE_CFLAGS += -msse3
 	endif
-	ifeq ($(shell test $(GCC_MINOR_VERSION) -lt 2 && echo 1), 1)
+	ifeq ($(shell test $(GCC_VERSION) -lt 42 && echo 1), 1)
 		MACHINE_CFLAGS := $(filter-out -march% -mtune% -msse%,$(MACHINE_CFLAGS))
 	endif
-endif
-MACHINE_CFLAGS += $(addprefix -DRTE_MACHINE_CPUFLAG_,$(CPUFLAGS))
 
-# To strip whitespace
-comma:= ,
-empty:=
-space:= $(empty) $(empty)
-CPUFLAGSTMP1 := $(addprefix RTE_CPUFLAG_,$(CPUFLAGS))
-CPUFLAGSTMP2 := $(subst $(space),$(comma),$(CPUFLAGSTMP1))
-MACHINE_CFLAGS += -DRTE_COMPILE_TIME_CPUFLAGS=$(CPUFLAGSTMP2)
+	# Disable thunderx PMD for gcc < 4.7
+	ifeq ($(shell test $(GCC_VERSION) -lt 47 && echo 1), 1)
+		CONFIG_RTE_LIBRTE_THUNDERX_NICVF_PMD=d
+	endif
+
+	# Disable OPDL PMD for gcc < 4.7
+	ifeq ($(shell test $(GCC_VERSION) -lt 47 && echo 1), 1)
+		CONFIG_RTE_LIBRTE_PMD_OPDL_EVENTDEV=d
+	endif
+
+	# Disable octeontx event PMD for gcc < 4.8.6
+	ifeq ($(shell test $(GCC_VERSION)$(GCC_PATCHLEVEL) -lt 486 && echo 1), 1)
+		CONFIG_RTE_LIBRTE_PMD_OCTEONTX_SSOVF=d
+		CONFIG_RTE_LIBRTE_OCTEONTX_MEMPOOL=d
+		CONFIG_RTE_LIBRTE_OCTEONTX_PMD=d
+	endif
+
+endif