-# BSD LICENSE
-#
-# Copyright(c) 2010-2014 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
#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 $(CC) -dumpversion | cut -f2 -d.)
-
# GCC graceful degradation
# GCC 4.2.x - added support for generic target
# GCC 4.3.x - added support for core2, ssse3, sse4.1, sse4.2
# GCC 4.5.x - added support for atom
# GCC 4.6.x - added support for corei7, corei7-avx
# GCC 4.7.x - added support for fsgsbase, rdrnd, f16c, core-avx-i, core-avx2
-
- ifeq ($(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, $(CPUFLAGS)),)
MACHINE_CFLAGS += -msse4.2
MACHINE_CFLAGS += -msse4.1
endif
endif
- ifeq ($(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
git.droids-corp.org / dpdk.git / blobdiff