rust/mk/platform.mk
2011-11-29 12:51:07 -08:00

230 lines
7.1 KiB
Makefile

# Create variables HOST_<triple> containing the host part
# of each target triple. For example, the triple i686-darwin-macos
# would create a variable HOST_i686-darwin-macos with the value
# i386.
define DEF_HOST_VAR
HOST_$(1) = $(subst i686,i386,$(word 1,$(subst -, ,$(1))))
endef
$(foreach t,$(CFG_TARGET_TRIPLES),$(eval $(call DEF_HOST_VAR,$(t))))
$(foreach t,$(CFG_TARGET_TRIPLES),$(info cfg: host for $(t) is $(HOST_$(t))))
CFG_GCCISH_FLAGS := -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
ifneq ($(CFG_VALGRIND),)
CFG_GCCISH_CFLAGS += -DHAVE_VALGRIND
endif
ifneq ($(findstring freebsd,$(CFG_OSTYPE)),)
CFG_LIB_NAME=lib$(1).so
CFG_GCCISH_CFLAGS += -fPIC -march=i686 -I/usr/local/include
CFG_GCCISH_LINK_FLAGS += -shared -fPIC -lpthread -lrt
ifeq ($(CFG_CPUTYPE), x86_64)
CFG_GCCISH_CFLAGS_i386 += -m32
CFG_GCCISH_LINK_FLAGS_i386 += -m32
CFG_GCCISH_CFLAGS_x86_64 += -m32
CFG_GCCISH_LINK_FLAGS_x86_64 += -m32
endif
CFG_UNIXY := 1
CFG_LDENV := LD_LIBRARY_PATH
CFG_DEF_SUFFIX := .bsd.def
CFG_INSTALL_NAME =
endif
ifneq ($(findstring linux,$(CFG_OSTYPE)),)
CFG_LIB_NAME=lib$(1).so
CFG_GCCISH_CFLAGS += -fPIC
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
# -znoexecstack is here because librt is for some reason being created
# with executable stack and Fedora (or SELinux) doesn't like that (#798)
CFG_GCCISH_POST_LIB_FLAGS := -Wl,-no-whole-archive -Wl,-znoexecstack
CFG_GCCISH_CFLAGS_i386 = -m32
CFG_GCCISH_LINK_FLAGS_i386 = -m32
CFG_GCCISH_CFLAGS_x86_64 = -m64
CFG_GCCISH_LINK_FLAGS_x86_64 = -m64
CFG_UNIXY := 1
CFG_LDENV := LD_LIBRARY_PATH
CFG_DEF_SUFFIX := .linux.def
ifdef CFG_PERF
CFG_PERF_TOOL := $(CFG_PERF) stat -r 3
else
ifdef CFG_VALGRIND
CFG_PERF_TOOL :=\
$(CFG_VALGRIND) --tool=cachegrind --cache-sim=yes --branch-sim=yes
else
CFG_PERF_TOOL := /usr/bin/time --verbose
endif
endif
CFG_INSTALL_NAME =
# Linux requires LLVM to be built like this to get backtraces into Rust code
CFG_LLVM_BUILD_ENV="CXXFLAGS=-fno-omit-frame-pointer"
endif
ifneq ($(findstring darwin,$(CFG_OSTYPE)),)
CFG_LIB_NAME=lib$(1).dylib
CFG_UNIXY := 1
CFG_LDENV := DYLD_LIBRARY_PATH
CFG_GCCISH_LINK_FLAGS += -dynamiclib -lpthread -framework CoreServices
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_GCCISH_CFLAGS_i386 := -m32 -arch i386
CFG_GCCISH_CFLAGS_x86_64 := -m64 -arch x86_64
CFG_GCCISH_LINK_FLAGS_i386 := -m32
CFG_GCCISH_LINK_FLAGS_x86_64 := -m64
CFG_DSYMUTIL := dsymutil
CFG_DEF_SUFFIX := .darwin.def
# Mac requires this flag to make rpath work
CFG_INSTALL_NAME = -Wl,-install_name,@rpath/$(1)
endif
ifneq ($(findstring mingw,$(CFG_OSTYPE)),)
CFG_WINDOWSY := 1
endif
ifdef CFG_DISABLE_OPTIMIZE_CXX
$(info cfg: disabling C++ optimization (CFG_DISABLE_OPTIMIZE_CXX))
CFG_GCCISH_CFLAGS += -O0
else
CFG_GCCISH_CFLAGS += -O2
endif
CFG_TESTLIB=$(CFG_BUILD_DIR)/$(CFG_HOST_TRIPLE)/$(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, \
)))))/rustc/$(CFG_HOST_TRIPLE)/lib
ifdef CFG_UNIXY
CFG_INFO := $(info cfg: unix-y environment)
CFG_PATH_MUNGE := true
CFG_EXE_SUFFIX :=
CFG_LDPATH :=
CFG_RUN=$(2)
CFG_RUN_TARG=$(call CFG_RUN,,$(2))
CFG_RUN_TEST=$(call CFG_RUN,,$(CFG_VALGRIND) $(1))
CFG_LIBUV_LINK_FLAGS=-lpthread
ifdef CFG_ENABLE_MINGW_CROSS
CFG_WINDOWSY := 1
CFG_INFO := $(info cfg: mingw-cross)
CFG_GCCISH_CROSS := i586-mingw32msvc-
ifdef CFG_VALGRIND
CFG_VALGRIND += wine
endif
CFG_GCCISH_CFLAGS := -fno-strict-aliasing -march=i586
CFG_GCCISH_PRE_LIB_FLAGS :=
CFG_GCCISH_POST_LIB_FLAGS :=
CFG_GCCISH_DEF_FLAG :=
CFG_GCCISH_LINK_FLAGS := -shared
ifeq ($(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=100 \
--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_LDPATH):$$PATH
CFG_RUN=PATH="$(CFG_LDPATH):$(1)" $(2)
CFG_RUN_TARG=$(call CFG_RUN,$(HOST_LIB$(1)),$(2))
CFG_RUN_TEST=$(call CFG_RUN,$(call CFG_TESTLIB,$(1)),$(1))
CFG_LIBUV_LINK_FLAGS=-lWs2_32
ifndef CFG_ENABLE_MINGW_CROSS
CFG_PATH_MUNGE := $(strip perl -i.bak -p \
-e 's@\\(\S)@/\1@go;' \
-e 's@^/([a-zA-Z])/@\1:/@o;')
CFG_GCCISH_CFLAGS += -march=i686
CFG_GCCISH_LINK_FLAGS += -shared -fPIC
endif
CFG_INSTALL_NAME =
endif
CFG_INFO := $(info cfg: using $(CFG_C_COMPILER))
ifeq ($(CFG_C_COMPILER),clang)
CC=clang
CXX=clang++
CFG_GCCISH_CFLAGS += -Wall -Werror -fno-rtti -g
CFG_GCCISH_LINK_FLAGS += -g
CFG_DEPEND_C = $(CFG_GCCISH_CROSS)$(CXX) $(CFG_GCCISH_CFLAGS) -MT "$(1)" \
-MM $(2)
define CFG_MAKE_CC
CFG_COMPILE_C_$(1) = $$(CFG_GCCISH_CROSS)$$(CXX) \
$$(CFG_GCCISH_CFLAGS) $$(CFG_CLANG_CFLAGS) \
$$(CFG_GCCISH_CFLAGS_$$(HOST_$(1))) \
$$(CFG_CLANG_CFLAGS_$$(HOST_$(1))) \
-c -o $$(1) $$(2)
CFG_LINK_C_$(1) = $$(CFG_GCCISH_CROSS)$$(CXX) \
$$(CFG_GCCISH_LINK_FLAGS) -o $$(1) \
$$(CFG_GCCISH_LINK_FLAGS_$$(HOST_$(1))) \
$$(CFG_GCCISH_DEF_FLAG)$$(3) $$(2) \
$$(call CFG_INSTALL_NAME,$$(4))
endef
$(foreach target,$(CFG_TARGET_TRIPLES), \
$(eval $(call CFG_MAKE_CC,$(target))))
else
ifeq ($(CFG_C_COMPILER),gcc)
CC=gcc
CXX=g++
CFG_GCCISH_CFLAGS += -Wall -Werror -fno-rtti -g
CFG_GCCISH_LINK_FLAGS += -g
CFG_DEPEND_C = $(CFG_GCCISH_CROSS)$(CXX) $(CFG_GCCISH_CFLAGS) -MT "$(1)" \
-MM $(2)
define CFG_MAKE_CC
CFG_COMPILE_C_$(1) = $$(CFG_GCCISH_CROSS)$$(CXX) \
$$(CFG_GCCISH_CFLAGS) \
$$(CFG_GCCISH_CFLAGS_$$(HOST_$(1))) \
$$(CFG_GCC_CFLAGS) \
$$(CFG_GCC_CFLAGS_$$(HOST_$(1))) \
-c -o $$(1) $$(2)
CFG_LINK_C_$(1) = $$(CFG_GCCISH_CROSS)$$(CXX) \
$$(CFG_GCCISH_LINK_FLAGS) -o $$(1) \
$$(CFG_GCCISH_LINK_FLAGS_$$(HOST_$(1))) \
$$(CFG_GCCISH_DEF_FLAG)$$(3) $$(2) \
$$(call CFG_INSTALL_NAME,$$(4))
endef
$(foreach target,$(CFG_TARGET_TRIPLES), \
$(eval $(call CFG_MAKE_CC,$(target))))
else
CFG_ERR := $(error please try on a system with gcc or clang)
endif
endif