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platform.mk
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CFG_GCCISH_CFLAGS := -fno-strict-aliasing
CFG_GCCISH_LINK_FLAGS :=
# On Darwin, we need to run dsymutil so the debugging information ends
# up in the right place. On other platforms, it automatically gets
# embedded into the executable, so use a no-op command.
CFG_DSYMUTIL := true
ifeq ($(CFG_OSTYPE), FreeBSD)
CFG_LIB_NAME=lib$(1).so
CFG_GCCISH_CFLAGS += -fPIC -march=i686 -I/usr/local/include -O2
CFG_GCCISH_LINK_FLAGS += -shared -fPIC -lpthread -lrt
ifeq ($(CFG_CPUTYPE), x86_64)
CFG_GCCISH_CFLAGS += -m32
CFG_GCCISH_LINK_FLAGS += -m32
endif
CFG_UNIXY := 1
CFG_LDENV := LD_LIBRARY_PATH
CFG_DEF_SUFFIX := .bsd.def
endif
ifeq ($(CFG_OSTYPE), Linux)
CFG_LIB_NAME=lib$(1).so
CFG_GCCISH_CFLAGS += -fPIC -march=i686 -O2
CFG_GCCISH_LINK_FLAGS += -shared -fPIC -ldl -lpthread -lrt
CFG_GCCISH_DEF_FLAG := -Wl,--export-dynamic,--dynamic-list=
CFG_GCCISH_PRE_LIB_FLAGS := -Wl,-whole-archive
CFG_GCCISH_POST_LIB_FLAGS := -Wl,-no-whole-archive
ifeq ($(CFG_CPUTYPE), x86_64)
CFG_GCCISH_CFLAGS += -m32
CFG_GCCISH_LINK_FLAGS += -m32
endif
CFG_UNIXY := 1
CFG_LDENV := LD_LIBRARY_PATH
CFG_DEF_SUFFIX := .linux.def
endif
ifeq ($(CFG_OSTYPE), Darwin)
CFG_LIB_NAME=lib$(1).dylib
CFG_UNIXY := 1
CFG_LDENV := DYLD_LIBRARY_PATH
CFG_GCCISH_LINK_FLAGS += -dynamiclib -lpthread
CFG_GCCISH_DEF_FLAG := -Wl,-exported_symbols_list,
# Darwin has a very blurry notion of "64 bit", and claims it's running
# "on an i386" when the whole userspace is 64-bit and the compiler
# emits 64-bit binaries by default. So we just force -m32 here. Smarter
# approaches welcome!
#
# NB: Currently GCC's optimizer breaks rustrt (task-comm-1 hangs) on Darwin.
CFG_GCC_CFLAGS += -m32 -O2
CFG_CLANG_CFLAGS += -m32 -O2
ifeq ($(CFG_CPUTYPE), x86_64)
CFG_GCCISH_CFLAGS += -arch i386
CFG_GCCISH_LINK_FLAGS += -arch i386
endif
CFG_GCCISH_LINK_FLAGS += -m32
CFG_DSYMUTIL := dsymutil
CFG_DEF_SUFFIX := .darwin.def
endif
ifneq ($(findstring MINGW,$(CFG_OSTYPE)),)
CFG_WINDOWSY := 1
endif
CFG_TESTLIB=$(CFG_BUILD_DIR)/$(strip \
$(if $(findstring stage0,$(1)), \
stage0/lib, \
$(if $(findstring stage1,$(1)), \
stage1/lib, \
$(if $(findstring stage2,$(1)), \
stage2/lib, \
$(if $(findstring stage3,$(1)), \
stage3/lib, \
)))))
ifdef CFG_UNIXY
CFG_INFO := $(info cfg: unix-y environment)
CFG_PATH_MUNGE := true
CFG_EXE_SUFFIX :=
CFG_LDPATH :=
CFG_RUN=$(CFG_LDENV)=$(1) $(2)
CFG_RUN_TARG=$(call CFG_RUN,$(CFG_BUILD_DIR)/$(1),$(2))
CFG_RUN_TEST=$(call CFG_RUN,$(call CFG_TESTLIB,$(1)),\
$(CFG_VALGRIND) $(1))
ifdef CFG_ENABLE_MINGW_CROSS
CFG_WINDOWSY := 1
CFG_INFO := $(info cfg: mingw-cross)
CFG_GCCISH_CROSS := i586-mingw32msvc-
ifdef CFG_VALGRIND
CFG_VALGRIND += wine
endif
CFG_GCCISH_CFLAGS := -fno-strict-aliasing -march=i586 -O2
CFG_GCCISH_PRE_LIB_FLAGS :=
CFG_GCCISH_POST_LIB_FLAGS :=
CFG_GCCISH_DEF_FLAG :=
CFG_GCCISH_LINK_FLAGS := -shared
ifeq ($(CFG_CPUTYPE), x86_64)
CFG_GCCISH_CFLAGS += -m32
CFG_GCCISH_LINK_FLAGS += -m32
endif
endif
ifdef CFG_VALGRIND
CFG_VALGRIND += --leak-check=full \
--error-exitcode=1 \
--quiet --suppressions=$(CFG_SRC_DIR)src/etc/x86.supp
endif
endif
ifdef CFG_WINDOWSY
CFG_INFO := $(info cfg: windows-y environment)
CFG_EXE_SUFFIX := .exe
CFG_LIB_NAME=$(1).dll
CFG_DEF_SUFFIX := .def
CFG_LDPATH :=$(CFG_LLVM_BINDIR)
CFG_LDPATH :=$(CFG_LDPATH):$$PATH
CFG_RUN=PATH="$(CFG_LDPATH):$(1)" $(2)
CFG_RUN_TARG=$(call CFG_RUN,,$(2))
CFG_RUN_TEST=$(call CFG_RUN,$(call CFG_TESTLIB,$(1)),$(1))
ifndef CFG_ENABLE_MINGW_CROSS
CFG_PATH_MUNGE := $(strip perl -i.bak -p \
-e 's@\\(\S)@/\1@go;' \
-e 's@^/([a-zA-Z])/@\1:/@o;')
CFG_GCCISH_CFLAGS += -march=i686 -O2
CFG_GCCISH_LINK_FLAGS += -shared -fPIC
endif
endif
ifdef CFG_CLANG
CFG_INFO := $(info cfg: using clang)
CFG_GCCISH_CFLAGS += -Wall -Werror -fno-rtti -fno-exceptions -g
CFG_GCCISH_LINK_FLAGS += -g
CFG_COMPILE_C = $(CFG_GCCISH_CROSS)clang++ $(CFG_GCCISH_CFLAGS) \
$(CFG_CLANG_CFLAGS) -c -o $(1) $(2)
CFG_DEPEND_C = $(CFG_GCCISH_CROSS)clang++ $(CFG_GCCISH_CFLAGS) -MT "$(1)" \
-MM $(2)
CFG_LINK_C = $(CFG_GCCISH_CROSS)clang++ $(CFG_GCCISH_LINK_FLAGS) -o $(1) \
$(CFG_GCCISH_DEF_FLAG)$(3) $(2)
else
ifdef CFG_GCC
CFG_INFO := $(info cfg: using gcc)
CFG_GCCISH_CFLAGS += -Wall -Werror -fno-rtti -fno-exceptions -g
CFG_GCCISH_LINK_FLAGS += -g
CFG_COMPILE_C = $(CFG_GCCISH_CROSS)g++ $(CFG_GCCISH_CFLAGS) \
$(CFG_GCC_CFLAGS) -c -o $(1) $(2)
CFG_DEPEND_C = $(CFG_GCCISH_CROSS)g++ $(CFG_GCCISH_CFLAGS) -MT "$(1)" \
-MM $(2)
CFG_LINK_C = $(CFG_GCCISH_CROSS)g++ $(CFG_GCCISH_LINK_FLAGS) -o $(1) \
$(CFG_GCCISH_DEF_FLAG)$(3) $(2)
else
CFG_ERR := $(error please try on a system with gcc or clang)
endif
endif