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buildflags.mak
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buildflags.mak
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#
# This file is provided under a dual BSD/GPLv2 license. When using or
# redistributing this file, you may do so under either license.
#
# GPL LICENSE SUMMARY
#
# Copyright(c) 2015 Intel Corporation.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of version 2 of the GNU General Public License as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# Contact Information:
# Intel Corporation, www.intel.com
#
# BSD LICENSE
#
# Copyright(c) 2015 Intel Corporation.
#
# 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.
#
# Copyright (c) 2003-2015 Intel Corporation. All rights reserved.
#
# set top_srcdir and include this file
ifeq (,$(top_srcdir))
$(error top_srcdir must be set to include makefile fragment)
endif
export os ?= $(shell uname -s | tr '[A-Z]' '[a-z]')
export arch := $(shell uname -p | sed -e 's,\(i[456]86\|athlon$$\),i386,')
ifeq (${CCARCH},gcc)
export CC := gcc
else
ifeq (${CCARCH},gcc4)
export CC := gcc4
else
ifeq (${CCARCH},icc)
export CC := icc
else
anerr := $(error Unknown C compiler arch: ${CCARCH})
endif # ICC
endif # gcc4
endif # gcc
ifeq (${FCARCH},gfortran)
export FC := gfortran
else
anerr := $(error Unknown Fortran compiler arch: ${FCARCH})
endif # gfortran
BASECFLAGS += $(BASE_FLAGS)
LDFLAGS += $(BASE_FLAGS)
ASFLAGS += $(BASE_FLAGS)
LDFLAGS += -Wl,--version-script psm2_linker_script.map
WERROR := -Werror
INCLUDES := -I. -I$(top_srcdir)/include -I$(top_srcdir)/mpspawn -I$(top_srcdir)/include/$(os)-$(arch)
BASECFLAGS +=-Wall $(WERROR)
#
# test if compiler supports 16B(SSE2)/32B(AVX2)/64B(AVX512F) move instruction.
#
RET := $(shell echo "int main() {}" | $${CC} -msse2 -E -xc - > /dev/null 2>&1; echo $$?)
ifneq (1,${RET})
BASECFLAGS += -msse2
endif
ifneq (,${PSM_AVX})
ifeq (${CC},icc)
MAVX2=-march=core-avx2
else
MAVX2=-mavx2
endif
RET := $(shell echo "int main() {}" | $${CC} ${MAVX2} -E -xc - > /dev/null 2>&1; echo $$?)
ifneq (1,${RET})
BASECFLAGS += ${MAVX2}
endif
ifneq (icc,${CC})
RET := $(shell echo "int main() {}" | $${CC} -mavx512f -E -xc - > /dev/null 2>&1; echo $$?)
ifneq (1,${RET})
BASECFLAGS += -mavx512f
endif
endif
endif
#
# test if compiler supports SSE4.2 (needed for crc32 instruction)
#
RET := $(shell echo "int main() {}" | $${CC} -msse4.2 -E -xc - > /dev/null 2>&1; echo $$?)
ifneq (1,${RET})
BASECFLAGS += -msse4.2
else
$(error SSE4.2 compiler support required )
endif
ifneq (,${PSM_DEBUG})
BASECFLAGS += -O -g3 -DPSM_DEBUG -D_HFI_DEBUGGING -funit-at-a-time -Wp,-D_FORTIFY_SOURCE=2
else
BASECFLAGS += -O3 -g3
endif
ifneq (,${PSM_COVERAGE}) # This check must come after PSM_DEBUG to override optimization setting
BASECFLAGS += -O -fprofile-arcs -ftest-coverage
LDFLAGS += -fprofile-arcs
endif
ifneq (,${PSM_LOG})
BASECFLAGS += -DPSM_LOG
endif
ifneq (,${PSM_HEAP_DEBUG})
BASECFLAGS += -DPSM_HEAP_DEBUG
endif
ifneq (,${PSM_PROFILE})
BASECFLAGS += -DPSM_PROFILE
endif
BASECFLAGS += -fpic -fPIC -D_GNU_SOURCE
ifeq ($CC,gcc)
BASECFLAGS += -funwind-tables
endif
EXTRA_LIBS = -luuid
ifneq (,${PSM_VALGRIND})
CFLAGS += -DPSM_VALGRIND
else
CFLAGS += -DNVALGRIND
endif
ASFLAGS += -g3 -fpic
BASECFLAGS += ${OPA_CFLAGS}
ifeq (${CCARCH},icc)
BASECFLAGS += -O3 -g3 -fpic -fPIC -D_GNU_SOURCE -DPACK_STRUCT_STL=packed,
CFLAGS += $(BASECFLAGS)
LDFLAGS += -static-intel
else
ifeq (${CCARCH},gcc)
CFLAGS += $(BASECFLAGS) -Wno-strict-aliasing
else
ifeq (${CCARCH},gcc4)
CFLAGS += $(BASECFLAGS)
else
$(error Unknown compiler arch "${CCARCH}")
endif # gcc4
endif # gcc
endif # icc