rust/mk/rt.mk

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# This is a procedure to define the targets for building
# the runtime.
#
# Argument 1 is the target triple.
#
# This is not really the right place to explain this, but
# for those of you who are not Makefile gurus, let me briefly
# cover the $ expansion system in use here, because it
# confused me for a while! The variable DEF_RUNTIME_TARGETS
# will be defined once and then expanded with different
# values substituted for $(1) each time it is called.
# That resulting text is then eval'd.
#
# For most variables, you could use a single $ sign. The result
# is that the substitution would occur when the CALL occurs,
# I believe. The problem is that the automatic variables $< and $@
# need to be expanded-per-rule. Therefore, for those variables at
# least, you need $$< and $$@ in the variable text. This way, after
# the CALL substitution occurs, you will have $< and $@. This text
# will then be evaluated, and all will work as you like.
#
# Reader beware, this explanantion could be wrong, but it seems to
# fit the experimental data (i.e., I was able to get the system
# working under these assumptions).
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# Hack for passing flags into LIBUV, see below.
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LIBUV_FLAGS_i386 = -m32 -fPIC
LIBUV_FLAGS_x86_64 = -m64 -fPIC
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ifeq ($(OSTYPE_$(1)), linux-androideabi)
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LIBUV_FLAGS_arm = -fPIC -DANDROID -std=gnu99
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else
LIBUV_FLAGS_arm = -fPIC -std=gnu99
endif
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LIBUV_FLAGS_mips = -fPIC -mips32r2 -msoft-float -mabi=32
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# when we're doing a snapshot build, we intentionally degrade as many
# features in libuv and the runtime as possible, to ease portability.
SNAP_DEFINES:=
ifneq ($(strip $(findstring snap,$(MAKECMDGOALS))),)
SNAP_DEFINES=-DRUST_SNAPSHOT
endif
define DEF_LIBUV_ARCH_VAR
LIBUV_ARCH_$(1) = $$(subst i386,ia32,$$(subst x86_64,x64,$$(HOST_$(1))))
endef
$(foreach t,$(CFG_TARGET_TRIPLES),$(eval $(call DEF_LIBUV_ARCH_VAR,$(t))))
define DEF_RUNTIME_TARGETS
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######################################################################
# Runtime (C++) library variables
######################################################################
# $(1) is the target triple
# $(2) is the stage number
RUNTIME_CFLAGS_$(1)_$(2) = -D_RUST_STAGE$(2)
RUNTIME_CXXFLAGS_$(1)_$(2) = -D_RUST_STAGE$(2)
# XXX: Like with --cfg stage0, pass the defines for stage1 to the stage0
# build of non-build-triple host compilers
ifeq ($(2),0)
ifneq ($(strip $(CFG_BUILD_TRIPLE)),$(strip $(1)))
RUNTIME_CFLAGS_$(1)_$(2) = -D_RUST_STAGE1
RUNTIME_CXXFLAGS_$(1)_$(2) = -D_RUST_STAGE1
endif
endif
RUNTIME_CXXS_$(1)_$(2) := \
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rt/sync/lock_and_signal.cpp \
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rt/sync/rust_thread.cpp \
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rt/rust_builtin.cpp \
rt/rust_run_program.cpp \
rt/rust_rng.cpp \
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rt/rust_upcall.cpp \
rt/rust_uv.cpp \
rt/rust_crate_map.cpp \
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rt/isaac/randport.cpp \
rt/miniz.cpp \
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rt/memory_region.cpp \
rt/boxed_region.cpp \
rt/arch/$$(HOST_$(1))/context.cpp \
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rt/arch/$$(HOST_$(1))/gpr.cpp \
rt/rust_android_dummy.cpp \
rt/rust_test_helpers.cpp
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RUNTIME_CS_$(1)_$(2) := rt/linenoise/linenoise.c rt/linenoise/utf8.c
RUNTIME_S_$(1)_$(2) := rt/arch/$$(HOST_$(1))/_context.S \
rt/arch/$$(HOST_$(1))/ccall.S \
rt/arch/$$(HOST_$(1))/record_sp.S
RT_OUTPUT_DIR_$(1) := $(1)/rt
RT_BUILD_DIR_$(1)_$(2) := $$(RT_OUTPUT_DIR_$(1))/stage$(2)
ifeq ($$(CFG_WINDOWSY_$(1)), 1)
LIBUV_OSTYPE_$(1)_$(2) := win
LIBUV_LIB_$(1)_$(2) := $$(RT_BUILD_DIR_$(1)_$(2))/libuv/libuv.a
JEMALLOC_LIB_$(1)_$(2) := $$(RT_BUILD_DIR_$(1)_$(2))/jemalloc/lib/jemalloc.lib
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else ifeq ($(OSTYPE_$(1)), apple-darwin)
LIBUV_OSTYPE_$(1)_$(2) := mac
LIBUV_LIB_$(1)_$(2) := $$(RT_BUILD_DIR_$(1)_$(2))/libuv/libuv.a
JEMALLOC_LIB_$(1)_$(2) := $$(RT_BUILD_DIR_$(1)_$(2))/jemalloc/lib/libjemalloc_pic.a
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else ifeq ($(OSTYPE_$(1)), unknown-freebsd)
LIBUV_OSTYPE_$(1)_$(2) := unix/freebsd
LIBUV_LIB_$(1)_$(2) := $$(RT_BUILD_DIR_$(1)_$(2))/libuv/libuv.a
JEMALLOC_LIB_$(1)_$(2) := $$(RT_BUILD_DIR_$(1)_$(2))/jemalloc/lib/libjemalloc_pic.a
else ifeq ($(OSTYPE_$(1)), linux-androideabi)
LIBUV_OSTYPE_$(1)_$(2) := unix/android
LIBUV_LIB_$(1)_$(2) := $$(RT_BUILD_DIR_$(1)_$(2))/libuv/libuv.a
JEMALLOC_LIB_$(1)_$(2) := $$(RT_BUILD_DIR_$(1)_$(2))/jemalloc/lib/libjemalloc_pic.a
else
LIBUV_OSTYPE_$(1)_$(2) := unix/linux
LIBUV_LIB_$(1)_$(2) := $$(RT_BUILD_DIR_$(1)_$(2))/libuv/libuv.a
JEMALLOC_LIB_$(1)_$(2) := $$(RT_BUILD_DIR_$(1)_$(2))/jemalloc/lib/libjemalloc_pic.a
endif
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RUNTIME_DEF_$(1)_$(2) := $$(RT_OUTPUT_DIR_$(1))/rustrt$$(CFG_DEF_SUFFIX_$(1))
RUNTIME_INCS_$(1)_$(2) := -I $$(S)src/rt -I $$(S)src/rt/isaac -I $$(S)src/rt/uthash \
-I $$(S)src/rt/arch/$$(HOST_$(1)) \
-I $$(S)src/rt/linenoise \
-I $$(S)src/libuv/include
RUNTIME_OBJS_$(1)_$(2) := $$(RUNTIME_CXXS_$(1)_$(2):rt/%.cpp=$$(RT_BUILD_DIR_$(1)_$(2))/%.o) \
$$(RUNTIME_CS_$(1)_$(2):rt/%.c=$$(RT_BUILD_DIR_$(1)_$(2))/%.o) \
$$(RUNTIME_S_$(1)_$(2):rt/%.S=$$(RT_BUILD_DIR_$(1)_$(2))/%.o)
ALL_OBJ_FILES += $$(RUNTIME_OBJS_$(1)_$(2))
MORESTACK_OBJ_$(1)_$(2) := $$(RT_BUILD_DIR_$(1)_$(2))/arch/$$(HOST_$(1))/morestack.o
ALL_OBJ_FILES += $$(MORESTACK_OBJS_$(1)_$(2))
$$(RT_BUILD_DIR_$(1)_$(2))/%.o: rt/%.cpp $$(MKFILE_DEPS)
@$$(call E, compile: $$@)
$$(Q)$$(call CFG_COMPILE_CXX_$(1), $$@, $$(RUNTIME_INCS_$(1)_$(2)) \
$$(SNAP_DEFINES) $$(RUNTIME_CXXFLAGS_$(1)_$(2))) $$<
$$(RT_BUILD_DIR_$(1)_$(2))/%.o: rt/%.c $$(MKFILE_DEPS)
@$$(call E, compile: $$@)
$$(Q)$$(call CFG_COMPILE_C_$(1), $$@, $$(RUNTIME_INCS_$(1)_$(2)) \
$$(SNAP_DEFINES) $$(RUNTIME_CFLAGS_$(1)_$(2))) $$<
$$(RT_BUILD_DIR_$(1)_$(2))/%.o: rt/%.S $$(MKFILE_DEPS) \
$$(LLVM_CONFIG_$$(CFG_BUILD_TRIPLE))
@$$(call E, compile: $$@)
$$(Q)$$(call CFG_ASSEMBLE_$(1),$$@,$$<)
$$(RT_BUILD_DIR_$(1)_$(2))/arch/$$(HOST_$(1))/libmorestack.a: $$(MORESTACK_OBJ_$(1)_$(2))
@$$(call E, link: $$@)
$$(Q)$(AR_$(1)) rcs $$@ $$<
$$(RT_BUILD_DIR_$(1)_$(2))/$(CFG_RUNTIME_$(1)): $$(RUNTIME_OBJS_$(1)_$(2)) $$(MKFILE_DEPS) \
$$(RUNTIME_DEF_$(1)_$(2)) $$(LIBUV_LIB_$(1)_$(2)) $$(JEMALLOC_LIB_$(1)_$(2))
@$$(call E, link: $$@)
$$(Q)$$(call CFG_LINK_CXX_$(1),$$@, $$(RUNTIME_OBJS_$(1)_$(2)) \
$$(JEMALLOC_LIB_$(1)_$(2)) $$(CFG_GCCISH_POST_LIB_FLAGS_$(1)) $$(LIBUV_LIB_$(1)_$(2)) \
$$(CFG_LIBUV_LINK_FLAGS_$(1)),$$(RUNTIME_DEF_$(1)_$(2)),$$(CFG_RUNTIME_$(1)))
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# FIXME: For some reason libuv's makefiles can't figure out the
# correct definition of CC on the mingw I'm using, so we are
# explicitly using gcc. Also, we have to list environment variables
# first on windows... mysterious
ifdef CFG_ENABLE_FAST_MAKE
LIBUV_DEPS := $$(S)/.gitmodules
else
LIBUV_DEPS := $$(wildcard \
$$(S)src/libuv/* \
$$(S)src/libuv/*/* \
$$(S)src/libuv/*/*/* \
$$(S)src/libuv/*/*/*/*)
endif
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# XXX: Shouldn't need platform-specific conditions here
ifdef CFG_WINDOWSY_$(1)
$$(LIBUV_LIB_$(1)_$(2)): $$(LIBUV_DEPS)
$$(Q)$$(MAKE) -C $$(S)src/libuv/ \
builddir_name="$$(CFG_BUILD_DIR)/$$(RT_BUILD_DIR_$(1)_$(2))/libuv" \
OS=mingw \
V=$$(VERBOSE)
else ifeq ($(OSTYPE_$(1)), linux-androideabi)
$$(LIBUV_LIB_$(1)_$(2)): $$(LIBUV_DEPS)
$$(Q)$$(MAKE) -C $$(S)src/libuv/ \
CFLAGS="$$(CFG_GCCISH_CFLAGS) $$(LIBUV_FLAGS_$$(HOST_$(1))) $$(SNAP_DEFINES)" \
LDFLAGS="$$(CFG_GCCISH_LINK_FLAGS) $$(LIBUV_FLAGS_$$(HOST_$(1)))" \
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CC="$$(CC_$(1))" \
CXX="$$(CXX_$(1))" \
LINK="$$(CXX_$(1))" \
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AR="$$(AR_$(1))" \
PLATFORM=android \
BUILDTYPE=Release \
builddir_name="$$(CFG_BUILD_DIR)/$$(RT_BUILD_DIR_$(1)_$(2))/libuv" \
host=android OS=linux \
V=$$(VERBOSE)
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else
$$(LIBUV_LIB_$(1)_$(2)): $$(LIBUV_DEPS)
$$(Q)$$(MAKE) -C $$(S)src/libuv/ \
CFLAGS="$$(CFG_GCCISH_CFLAGS) $$(LIBUV_FLAGS_$$(HOST_$(1))) $$(SNAP_DEFINES)" \
LDFLAGS="$$(CFG_GCCISH_LINK_FLAGS) $$(LIBUV_FLAGS_$$(HOST_$(1)))" \
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CC="$$(CC_$(1))" \
CXX="$$(CXX_$(1))" \
AR="$$(AR_$(1))" \
builddir_name="$$(CFG_BUILD_DIR)/$$(RT_BUILD_DIR_$(1)_$(2))/libuv" \
V=$$(VERBOSE)
endif
ifeq ($(OSTYPE_$(1)), linux-androideabi)
$$(JEMALLOC_LIB_$(1)_$(2)):
cd $$(RT_BUILD_DIR_$(1)_$(2))/jemalloc; $(S)src/rt/jemalloc/configure \
--disable-experimental --build=$(CFG_BUILD_TRIPLE) --host=$(1) --disable-tls \
EXTRA_CFLAGS="$$(CFG_GCCISH_CFLAGS) $$(LIBUV_FLAGS_$$(HOST_$(1))) $$(SNAP_DEFINES)" \
LDFLAGS="$$(CFG_GCCISH_LINK_FLAGS) $$(LIBUV_FLAGS_$$(HOST_$(1)))" \
CC="$$(CC_$(1))" \
CXX="$$(CXX_$(1))" \
AR="$$(AR_$(1))"
$$(Q)$$(MAKE) -C $$(RT_BUILD_DIR_$(1)_$(2))/jemalloc
else
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$$(JEMALLOC_LIB_$(1)_$(2)):
cd $$(RT_BUILD_DIR_$(1)_$(2))/jemalloc; $(S)src/rt/jemalloc/configure \
--disable-experimental --build=$(CFG_BUILD_TRIPLE) --host=$(1) \
EXTRA_CFLAGS="$$(CFG_GCCISH_CFLAGS) $$(LIBUV_FLAGS_$$(HOST_$(1))) $$(SNAP_DEFINES)" \
LDFLAGS="$$(CFG_GCCISH_LINK_FLAGS) $$(LIBUV_FLAGS_$$(HOST_$(1)))" \
CC="$$(CC_$(1))" \
CXX="$$(CXX_$(1))" \
AR="$$(AR_$(1))"
$$(Q)$$(MAKE) -C $$(RT_BUILD_DIR_$(1)_$(2))/jemalloc
endif
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# These could go in rt.mk or rustllvm.mk, they're needed for both.
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# This regexp has a single $, escaped twice
$(1)/%.bsd.def: %.def.in $$(MKFILE_DEPS)
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@$$(call E, def: $$@)
$$(Q)echo "{" > $$@
$$(Q)sed 's/.$$$$/&;/' $$< >> $$@
$$(Q)echo "};" >> $$@
$(1)/%.linux.def: %.def.in $$(MKFILE_DEPS)
@$$(call E, def: $$@)
$$(Q)echo "{" > $$@
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$$(Q)sed 's/.$$$$/&;/' $$< >> $$@
$$(Q)echo "};" >> $$@
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$(1)/%.darwin.def: %.def.in $$(MKFILE_DEPS)
@$$(call E, def: $$@)
$$(Q)sed 's/^./_&/' $$< > $$@
$(1)/%.android.def: %.def.in $$(MKFILE_DEPS)
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@$$(call E, def: $$@)
$$(Q)echo "{" > $$@
$$(Q)sed 's/.$$$$/&;/' $$< >> $$@
$$(Q)echo "};" >> $$@
$(1)/%.mingw32.def: %.def.in $$(MKFILE_DEPS)
@$$(call E, def: $$@)
$$(Q)echo LIBRARY $$* > $$@
$$(Q)echo EXPORTS >> $$@
$$(Q)sed 's/^./ &/' $$< >> $$@
endef
# Instantiate template for all stages
$(foreach stage,$(STAGES), \
$(foreach target,$(CFG_TARGET_TRIPLES), \
$(eval $(call DEF_RUNTIME_TARGETS,$(target),$(stage)))))