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Makefile
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Makefile
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ifndef CXX
override CXX = g++
endif
ifndef CROSS_COMPILE
processor := $(shell uname -m)
else # CROSS_COMPILE was set
CXX = $(CROSS_COMPILE)g++
CXXFLAGS += -static
LDFLAGS += -static
check_arm := $(shell echo | $(CROSS_COMPILE)cpp -dM - | grep " __ARM_ARCH " | cut -c20-)
ifeq ($(check_arm),8)
processor = aarch64
else ifeq ($(check_arm),7) # detect ARMv7-A only
processor = arm
else
$(error Unsupported cross-compiler)
endif
endif
EXEC_WRAPPER =
ifdef CROSS_COMPILE
EXEC_WRAPPER = qemu-$(processor)
endif
# Follow platform-specific configurations
ifeq ($(processor),$(filter $(processor),aarch64 arm64))
ARCH_CFLAGS = -march=armv8-a+fp+simd+crc
else ifeq ($(processor),$(filter $(processor),i386 x86_64))
ARCH_CFLAGS = -maes -mpclmul -mssse3 -msse4.2
else ifeq ($(processor),$(filter $(processor),arm armv7l))
ARCH_CFLAGS = -mfpu=neon
else
$(error Unsupported architecture)
endif
CXXFLAGS += -Wall -Wcast-qual -I. $(ARCH_CFLAGS) -std=gnu++14
LDFLAGS += -lm
OBJS = \
tests/binding.o \
tests/common.o \
tests/impl.o \
tests/main.o
deps := $(OBJS:%.o=%.o.d)
.SUFFIXES: .o .cpp
.cpp.o:
$(CXX) -o $@ $(CXXFLAGS) -c -MMD -MF [email protected] $<
EXEC = tests/main
$(EXEC): $(OBJS)
$(CXX) $(LDFLAGS) -o $@ $^
check: tests/main
$(EXEC_WRAPPER) $^
indent:
@echo "Formatting files with clang-format.."
@if ! hash clang-format-12; then echo "clang-format-11 is required to indent"; fi
clang-format-12 -i sse2neon.h tests/*.cpp tests/*.h
.PHONY: clean check format
clean:
$(RM) $(OBJS) $(EXEC) $(deps)
-include $(deps)