mirror of
https://github.com/rust-lang/rust.git
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286 lines
9.0 KiB
Makefile
286 lines
9.0 KiB
Makefile
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# Create variables HOST_<triple> containing the host part
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# of each target triple. For example, the triple i686-darwin-macos
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# would create a variable HOST_i686-darwin-macos with the value
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# i386.
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define DEF_HOST_VAR
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HOST_$(1) = $(subst i686,i386,$(word 1,$(subst -, ,$(1))))
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endef
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$(foreach t,$(CFG_TARGET_TRIPLES),$(eval $(call DEF_HOST_VAR,$(t))))
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$(foreach t,$(CFG_TARGET_TRIPLES),$(info cfg: host for $(t) is $(HOST_$(t))))
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# FIXME: no-omit-frame-pointer is just so that task_start_wrapper
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# has a frame pointer and the stack walker can understand it. Turning off
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# frame pointers everywhere is overkill
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CFG_GCCISH_CFLAGS += -fno-omit-frame-pointer
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# On Darwin, we need to run dsymutil so the debugging information ends
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# up in the right place. On other platforms, it automatically gets
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# embedded into the executable, so use a no-op command.
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CFG_DSYMUTIL := true
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ifneq ($(findstring freebsd,$(CFG_OSTYPE)),)
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CFG_LIB_NAME=lib$(1).so
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CFG_LIB_GLOB=lib$(1)-*.so
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CFG_GCCISH_CFLAGS += -fPIC -I/usr/local/include
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CFG_GCCISH_LINK_FLAGS += -shared -fPIC -lpthread -lrt
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CFG_GCCISH_DEF_FLAG := -Wl,--export-dynamic,--dynamic-list=
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CFG_GCCISH_PRE_LIB_FLAGS := -Wl,-whole-archive
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CFG_GCCISH_POST_LIB_FLAGS := -Wl,-no-whole-archive
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CFG_GCCISH_CFLAGS_i386 += -m32
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CFG_GCCISH_LINK_FLAGS_i386 += -m32
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CFG_GCCISH_CFLAGS_x86_64 += -m64
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CFG_GCCISH_LINK_FLAGS_x86_64 += -m64
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CFG_UNIXY := 1
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CFG_LDENV := LD_LIBRARY_PATH
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CFG_DEF_SUFFIX := .bsd.def
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CFG_INSTALL_NAME =
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CFG_PERF_TOOL := /usr/bin/time
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endif
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ifneq ($(findstring linux,$(CFG_OSTYPE)),)
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CFG_LIB_NAME=lib$(1).so
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CFG_LIB_GLOB=lib$(1)-*.so
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CFG_GCCISH_CFLAGS += -fPIC
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CFG_GCCISH_LINK_FLAGS += -shared -fPIC -ldl -lpthread -lrt
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CFG_GCCISH_DEF_FLAG := -Wl,--export-dynamic,--dynamic-list=
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CFG_GCCISH_PRE_LIB_FLAGS := -Wl,-whole-archive
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# -znoexecstack is here because librt is for some reason being created
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# with executable stack and Fedora (or SELinux) doesn't like that (#798)
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CFG_GCCISH_POST_LIB_FLAGS := -Wl,-no-whole-archive -Wl,-znoexecstack
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CFG_GCCISH_CFLAGS_i386 = -m32
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CFG_GCCISH_LINK_FLAGS_i386 = -m32
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CFG_GCCISH_CFLAGS_x86_64 = -m64
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CFG_GCCISH_LINK_FLAGS_x86_64 = -m64
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CFG_UNIXY := 1
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CFG_LDENV := LD_LIBRARY_PATH
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CFG_DEF_SUFFIX := .linux.def
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ifdef CFG_PERF
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ifneq ($(CFG_PERF_WITH_LOGFD),)
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CFG_PERF_TOOL := $(CFG_PERF) stat -r 3 --log-fd 2
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else
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CFG_PERF_TOOL := $(CFG_PERF) stat -r 3
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endif
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else
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ifdef CFG_VALGRIND
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CFG_PERF_TOOL :=\
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$(CFG_VALGRIND) --tool=cachegrind --cache-sim=yes --branch-sim=yes
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else
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CFG_PERF_TOOL := /usr/bin/time --verbose
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endif
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endif
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CFG_INSTALL_NAME =
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# Linux requires LLVM to be built like this to get backtraces into Rust code
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CFG_LLVM_BUILD_ENV="CXXFLAGS=-fno-omit-frame-pointer"
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endif
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ifneq ($(findstring darwin,$(CFG_OSTYPE)),)
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CFG_LIB_NAME=lib$(1).dylib
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CFG_LIB_GLOB=lib$(1)-*.dylib
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CFG_LIB_DSYM_GLOB=lib$(1)-*.dylib.dSYM
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CFG_UNIXY := 1
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CFG_LDENV := DYLD_LIBRARY_PATH
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CFG_GCCISH_LINK_FLAGS += -dynamiclib -lpthread -framework CoreServices -Wl,-no_compact_unwind
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CFG_GCCISH_DEF_FLAG := -Wl,-exported_symbols_list,
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# Darwin has a very blurry notion of "64 bit", and claims it's running
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# "on an i386" when the whole userspace is 64-bit and the compiler
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# emits 64-bit binaries by default. So we just force -m32 here. Smarter
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# approaches welcome!
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#
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# NB: Currently GCC's optimizer breaks rustrt (task-comm-1 hangs) on Darwin.
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CFG_GCCISH_CFLAGS_i386 := -m32 -arch i386
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CFG_GCCISH_CFLAGS_x86_64 := -m64 -arch x86_64
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CFG_GCCISH_LINK_FLAGS_i386 := -m32
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CFG_GCCISH_LINK_FLAGS_x86_64 := -m64
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CFG_DSYMUTIL := dsymutil
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CFG_DEF_SUFFIX := .darwin.def
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# Mac requires this flag to make rpath work
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CFG_INSTALL_NAME = -Wl,-install_name,@rpath/$(1)
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endif
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# Hack: not sure how to test if a file exists in make other than this
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OS_SUPP = $(patsubst %,--suppressions=%,\
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$(wildcard $(CFG_SRC_DIR)src/etc/$(CFG_OSTYPE).supp*))
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ifneq ($(findstring mingw,$(CFG_OSTYPE)),)
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CFG_WINDOWSY := 1
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endif
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ifdef CFG_DISABLE_OPTIMIZE_CXX
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$(info cfg: disabling C++ optimization (CFG_DISABLE_OPTIMIZE_CXX))
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CFG_GCCISH_CFLAGS += -O0
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else
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CFG_GCCISH_CFLAGS += -O2
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endif
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CFG_TESTLIB=$(CFG_BUILD_DIR)/$(2)/$(strip \
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$(if $(findstring stage0,$(1)), \
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stage0/$(CFG_LIBDIR), \
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$(if $(findstring stage1,$(1)), \
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stage1/$(CFG_LIBDIR), \
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$(if $(findstring stage2,$(1)), \
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stage2/$(CFG_LIBDIR), \
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$(if $(findstring stage3,$(1)), \
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stage3/$(CFG_LIBDIR), \
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)))))/rustc/$(CFG_HOST_TRIPLE)/$(CFG_LIBDIR)
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ifdef CFG_UNIXY
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CFG_INFO := $(info cfg: unix-y environment)
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CFG_PATH_MUNGE := true
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CFG_EXE_SUFFIX :=
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CFG_LDPATH :=
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CFG_RUN=$(2)
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CFG_RUN_TARG=$(call CFG_RUN,,$(2))
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CFG_RUN_TEST=$(call CFG_RUN,,$(CFG_VALGRIND) $(1))
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CFG_LIBUV_LINK_FLAGS=-lpthread
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ifdef CFG_ENABLE_MINGW_CROSS
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CFG_WINDOWSY := 1
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CFG_INFO := $(info cfg: mingw-cross)
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CFG_GCCISH_CROSS := i586-mingw32msvc-
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ifdef CFG_VALGRIND
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CFG_VALGRIND += wine
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endif
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CFG_GCCISH_CFLAGS := -march=i586
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CFG_GCCISH_PRE_LIB_FLAGS :=
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CFG_GCCISH_POST_LIB_FLAGS :=
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CFG_GCCISH_DEF_FLAG :=
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CFG_GCCISH_LINK_FLAGS := -shared
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ifeq ($(CFG_CPUTYPE), x86_64)
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CFG_GCCISH_CFLAGS += -m32
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CFG_GCCISH_LINK_FLAGS += -m32
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endif
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endif
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ifdef CFG_VALGRIND
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CFG_VALGRIND += --error-exitcode=100 \
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--quiet \
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--suppressions=$(CFG_SRC_DIR)src/etc/x86.supp \
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$(OS_SUPP)
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ifdef CFG_ENABLE_HELGRIND
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CFG_VALGRIND += --tool=helgrind
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else
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CFG_VALGRIND += --tool=memcheck \
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--leak-check=full
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endif
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endif
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endif
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ifdef CFG_WINDOWSY
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CFG_INFO := $(info cfg: windows-y environment)
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CFG_EXE_SUFFIX := .exe
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CFG_LIB_NAME=$(1).dll
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CFG_LIB_GLOB=$(1)-*.dll
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CFG_DEF_SUFFIX := .def
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ifdef MSYSTEM
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CFG_LDPATH :=$(CFG_LDPATH):$$PATH
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CFG_RUN=PATH="$(CFG_LDPATH):$(1)" $(2)
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else
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CFG_LDPATH :=
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CFG_RUN=$(2)
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endif
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CFG_RUN_TARG=$(call CFG_RUN,$(HLIB$(1)_H_$(CFG_HOST_TRIPLE)),$(2))
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CFG_RUN_TEST=$(call CFG_RUN,$(call CFG_TESTLIB,$(1),$(3)),$(1))
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CFG_LIBUV_LINK_FLAGS=-lWs2_32
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ifndef CFG_ENABLE_MINGW_CROSS
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CFG_PATH_MUNGE := $(strip perl -i.bak -p \
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-e 's@\\(\S)@/\1@go;' \
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-e 's@^/([a-zA-Z])/@\1:/@o;')
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CFG_GCCISH_CFLAGS += -march=i686
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CFG_GCCISH_LINK_FLAGS += -shared -fPIC
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endif
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CFG_INSTALL_NAME =
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endif
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CFG_INFO := $(info cfg: using $(CFG_C_COMPILER))
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ifeq ($(CFG_C_COMPILER),clang)
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ifeq ($(origin CC),default)
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CC=clang
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endif
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ifeq ($(origin CXX),default)
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CXX=clang++
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endif
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ifeq ($(origin CPP),default)
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CPP=clang -E
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endif
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CFG_GCCISH_CFLAGS += -Wall -Werror -fno-rtti -g
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CFG_GCCISH_LINK_FLAGS += -g
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# These flags will cause the compiler to produce a .d file
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# next to the .o file that lists header deps.
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CFG_DEPEND_FLAGS = -MMD -MP -MT $(1) -MF $(1:%.o=%.d)
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define CFG_MAKE_CC
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CFG_COMPILE_C_$(1) = $$(CFG_GCCISH_CROSS)$$(CXX) \
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$$(CFG_GCCISH_CFLAGS) $$(CFG_CLANG_CFLAGS) \
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$$(CFG_GCCISH_CFLAGS_$$(HOST_$(1))) \
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$$(CFG_CLANG_CFLAGS_$$(HOST_$(1))) \
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$$(CFG_DEPEND_FLAGS) \
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-c -o $$(1) $$(2)
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CFG_LINK_C_$(1) = $$(CFG_GCCISH_CROSS)$$(CXX) \
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$$(CFG_GCCISH_LINK_FLAGS) -o $$(1) \
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$$(CFG_GCCISH_LINK_FLAGS_$$(HOST_$(1))) \
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$$(CFG_GCCISH_DEF_FLAG)$$(3) $$(2) \
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$$(call CFG_INSTALL_NAME,$$(4))
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endef
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$(foreach target,$(CFG_TARGET_TRIPLES), \
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$(eval $(call CFG_MAKE_CC,$(target))))
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else
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ifeq ($(CFG_C_COMPILER),gcc)
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ifeq ($(origin CC),default)
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CC=gcc
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endif
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ifeq ($(origin CXX),default)
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CXX=g++
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endif
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ifeq ($(origin CPP),default)
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CPP=gcc -E
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endif
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CFG_GCCISH_CFLAGS += -Wall -Werror -fno-rtti -g
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CFG_GCCISH_LINK_FLAGS += -g
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# These flags will cause the compiler to produce a .d file
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# next to the .o file that lists header deps.
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CFG_DEPEND_FLAGS = -MMD -MP -MT $(1) -MF $(1:%.o=%.d)
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define CFG_MAKE_CC
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CFG_COMPILE_C_$(1) = $$(CFG_GCCISH_CROSS)$$(CXX) \
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$$(CFG_GCCISH_CFLAGS) \
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$$(CFG_GCCISH_CFLAGS_$$(HOST_$(1))) \
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$$(CFG_GCC_CFLAGS) \
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$$(CFG_GCC_CFLAGS_$$(HOST_$(1))) \
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$$(CFG_DEPEND_FLAGS) \
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-c -o $$(1) $$(2)
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CFG_LINK_C_$(1) = $$(CFG_GCCISH_CROSS)$$(CXX) \
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$$(CFG_GCCISH_LINK_FLAGS) -o $$(1) \
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$$(CFG_GCCISH_LINK_FLAGS_$$(HOST_$(1))) \
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$$(CFG_GCCISH_DEF_FLAG)$$(3) $$(2) \
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$$(call CFG_INSTALL_NAME,$$(4))
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endef
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$(foreach target,$(CFG_TARGET_TRIPLES), \
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$(eval $(call CFG_MAKE_CC,$(target))))
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else
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CFG_ERR := $(error please try on a system with gcc or clang)
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endif
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endif
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# We're using llvm-mc as our assembler because it supports
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# .cfi pseudo-ops on mac
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define CFG_MAKE_ASSEMBLER
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CFG_ASSEMBLE_$(1)=$$(CPP) $$(CFG_DEPEND_FLAGS) $$(2) | \
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$$(LLVM_MC_$$(CFG_HOST_TRIPLE)) \
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-assemble \
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-filetype=obj \
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-triple=$(1) \
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-o=$$(1)
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endef
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$(foreach target,$(CFG_TARGET_TRIPLES),\
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$(eval $(call CFG_MAKE_ASSEMBLER,$(target))))
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