kc3-lang/brotli/Makefile

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  Commit

• Author : Stephen Kyle
  Date : 2018-10-17 16:29:32
  Hash : 7a153ebb
  Message : make/build: ensure NEON is enabled and tested (#718) Make sure the travis CI aarch32 bot tests NEON, and also that running CROSS_COMPILE=arm-linux-gnueabihf make enables the use of NEON to accelerate the back-reference copying.

• Makefile

• OS := $(shell uname)
  LIBSOURCES = $(wildcard c/common/*.c) $(wildcard c/dec/*.c) \
               $(wildcard c/enc/*.c)
  SOURCES = $(LIBSOURCES) c/tools/brotli.c
  BINDIR = bin
  OBJDIR = $(BINDIR)/obj
  LIBOBJECTS = $(addprefix $(OBJDIR)/, $(LIBSOURCES:.c=.o))
  OBJECTS = $(addprefix $(OBJDIR)/, $(SOURCES:.c=.o))
  LIB_A = libbrotli.a
  EXECUTABLE = brotli
  DIRS = $(OBJDIR)/c/common $(OBJDIR)/c/dec $(OBJDIR)/c/enc \
         $(OBJDIR)/c/tools $(BINDIR)/tmp
  CFLAGS += -O2
  ifeq ($(os), Darwin)
    CPPFLAGS += -DOS_MACOSX
  endif
  
  ifneq ($(strip $(CROSS_COMPILE)), )
  	CC=$(CROSS_COMPILE)-gcc
  	ARCH=$(firstword $(subst -, ,$(CROSS_COMPILE)))
  	BROTLI_WRAPPER="qemu-$(ARCH) -L /usr/$(CROSS_COMPILE)"
  endif
  
  # The arm-linux-gnueabi compiler defaults to Armv5. Since we only support Armv7
  # and beyond, we need to select Armv7 explicitly with march.
  ifeq ($(ARCH), arm)
  	CFLAGS += -march=armv7-a -mfloat-abi=hard -mfpu=neon
  endif
  
  all: test
  	@:
  
  .PHONY: all clean test
  
  $(DIRS):
  	mkdir -p $@
  
  $(EXECUTABLE): $(OBJECTS)
  	$(CC) $(LDFLAGS) $(OBJECTS) -lm -o $(BINDIR)/$(EXECUTABLE)
  
  lib: $(LIBOBJECTS)
  	rm -f $(LIB_A)
  	ar -crs $(LIB_A) $(LIBOBJECTS)
  
  test: $(EXECUTABLE)
  	tests/compatibility_test.sh $(BROTLI_WRAPPER)
  	tests/roundtrip_test.sh $(BROTLI_WRAPPER)
  
  clean:
  	rm -rf $(BINDIR) $(LIB_A)
  
  .SECONDEXPANSION:
  $(OBJECTS): $$(patsubst %.o,%.c,$$(patsubst $$(OBJDIR)/%,%,$$@)) | $(DIRS)
  	$(CC) $(CFLAGS) $(CPPFLAGS) -Ic/include \
          -c $(patsubst %.o,%.c,$(patsubst $(OBJDIR)/%,%,$@)) -o $@