Parameterize the LLVM build over the target triples

This commit is contained in:
Brian Anderson 2011-11-02 16:21:17 -07:00
parent a4e1a438f6
commit 4b6585c924
6 changed files with 127 additions and 82 deletions

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@ -196,19 +196,31 @@ COMPILER_INPUTS := $(wildcard $(addprefix $(S)src/comp/, \
# LLVM macros
######################################################################
# Any rules that depend on LLVM should depend on LLVM_CONFIG
LLVM_CONFIG:=$(CFG_LLVM_INST_DIR)/bin/llvm-config
LLVM_VERSION=$(shell "$(LLVM_CONFIG)" --version)
LLVM_BINDIR=$(shell "$(LLVM_CONFIG)" --bindir)
LLVM_INCDIR=$(shell "$(LLVM_CONFIG)" --includedir)
LLVM_LIBDIR=$(shell "$(LLVM_CONFIG)" --libdir)
LLVM_LIBS=$(shell "$(LLVM_CONFIG)" --libs)
LLVM_LDFLAGS=$(shell "$(LLVM_CONFIG)" --ldflags)
LLVM_CXXFLAGS=$(shell "$(LLVM_CONFIG)" --cxxflags)
LLVM_HOST_TRIPLE=$(shell "$(LLVM_CONFIG)" --host-target)
define DEF_LLVM_VARS
# The configure script defines these variables with the target triples
# separated by Z. This defines new ones with the expected format.
CFG_LLVM_BUILD_DIR_$(1):=$$(CFG_LLVM_BUILD_DIR_$(subst -,_,$(1)))
CFG_LLVM_INST_DIR_$(1):=$$(CFG_LLVM_INST_DIR_$(subst -,_,$(1)))
# Any rules that depend on LLVM should depend on LLVM_CONFIG
LLVM_CONFIG_$(1):=$$(CFG_LLVM_INST_DIR_$(1))/bin/llvm-config
LLVM_VERSION_$(1)=$$(shell "$$(LLVM_CONFIG_$(1))" --version)
LLVM_BINDIR_$(1)=$$(shell "$$(LLVM_CONFIG_$(1))" --bindir)
LLVM_INCDIR_$(1)=$$(shell "$$(LLVM_CONFIG_$(1))" --includedir)
LLVM_LIBDIR_$(1)=$$(shell "$$(LLVM_CONFIG_$(1))" --libdir)
LLVM_LIBS_$(1)=$$(shell "$$(LLVM_CONFIG_$(1))" --libs)
LLVM_LDFLAGS_$(1)=$$(shell "$$(LLVM_CONFIG_$(1))" --ldflags)
LLVM_CXXFLAGS_$(1)=$$(shell "$$(LLVM_CONFIG_$(1))" --cxxflags)
LLVM_HOST_TRIPLE_$(1)=$$(shell "$$(LLVM_CONFIG_$(1))" --host-target)
LLVM_AS_$(1)=$$(LLVM_BINDIR_$(1))/llvm-as$$(X)
LLC_$(1)=$$(LLVM_BINDIR_$(1))/llc$$(X)
endef
$(foreach target,$(CFG_TARGET_TRIPLES), \
$(eval $(call DEF_LLVM_VARS,$(target))))
LLVM_AS=$(LLVM_BINDIR)/llvm-as$(X)
LLC=$(LLVM_BINDIR)/llc$(X)
######################################################################
# Exports for sub-utilities

57
configure vendored
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@ -372,12 +372,17 @@ for i in \
nd nd/std \
dl \
test/run-pass test/run-fail test/compile-fail \
test/bench test/perf test/pretty \
llvm
test/bench test/perf test/pretty
do
make_dir $i
done
make_dir llvm
for t in $CFG_TARGET_TRIPLES
do
make_dir llvm/$t
done
make_dir rustllvm
for t in $CFG_TARGET_TRIPLES
do
@ -446,18 +451,23 @@ msg
# Configure llvm. Here we go...
CFG_LLVM_SRC_DIR=${CFG_SRC_DIR}src/llvm
CFG_LLVM_BUILD_DIR=${CFG_BUILD_DIR}/llvm
# Just use LLVM straight from its build directory to avoid 'make install' time
CFG_LLVM_INST_DIR=${CFG_LLVM_BUILD_DIR}/Release+Asserts
putvar CFG_LLVM_SRC_DIR
if [ -z $CFG_LLVM_ROOT ]
then
step_msg "configuring LLVM"
for t in $CFG_TARGET_TRIPLES
do
if [ -z $CFG_LLVM_ROOT ]
then
step_msg "configuring LLVM for $t"
LLVM_BUILD_DIR=$CFG_BUILD_DIR/llvm/$t
# Just use LLVM straight from its build directory to
# avoid 'make install' time
LLVM_INST_DIR=$LLVM_BUILD_DIR/Release+Asserts
LLVM_TARGETS="--enable-targets=x86,x86_64"
LLVM_BUILD="--build=${CFG_HOST_TRIPLE}"
LLVM_HOST="--host=${CFG_HOST_TRIPLE}"
LLVM_TARGET="--target=${CFG_HOST_TRIPLE}"
LLVM_BUILD="--build=$t"
LLVM_HOST="--host=$t"
LLVM_TARGET="--target=$t"
LLVM_OPTS="--enable-optimized --disable-docs"
LLVM_CXX_32="g++ -m32"
@ -490,18 +500,29 @@ then
export CXXFLAGS
export LDFLAGS
cd $CFG_LLVM_BUILD_DIR
cd $LLVM_BUILD_DIR
# FIXME: This won't work if CFG_SRC_DIR is absolute
${CFG_BUILD_DIR}/${CFG_LLVM_SRC_DIR}/configure $LLVM_FLAGS
cd $CFG_BUILD_DIR
else
else
LLVM_BUILD_DIR=bogus
# The user is using their own LLVM
CFG_LLVM_INST_DIR=$CFG_LLVM_ROOT
fi
LLVM_INST_DIR=$CFG_LLVM_ROOT
fi
putvar CFG_LLVM_SRC_DIR
putvar CFG_LLVM_BUILD_DIR
putvar CFG_LLVM_INST_DIR
# Construct variables for LLVM build and install directories for
# each target. These will be named
# CFG_LLVM_BUILD_DIR_${target_triple} but all the hyphens in
# target_triple will be converted to underscore, because bash
# variables can't contain hyphens. The makefile will then have to
# convert back.
CFG_LLVM_BUILD_DIR=$(echo CFG_LLVM_BUILD_DIR_${t} | tr - _)
CFG_LLVM_INST_DIR=$(echo CFG_LLVM_INST_DIR_${t} | tr - _)
eval ${CFG_LLVM_BUILD_DIR}="'$LLVM_BUILD_DIR'"
eval ${CFG_LLVM_INST_DIR}="'$LLVM_INST_DIR'"
putvar $CFG_LLVM_BUILD_DIR
putvar $CFG_LLVM_INST_DIR
done
# Munge any paths that appear in config.mk back to posix-y

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@ -14,11 +14,11 @@ rt/%.d: rt/%.cpp $(MKFILES)
$(Q)rm -f $@.tmp.bak
$(Q)mv $@.tmp $@
rustllvm/%.d: rustllvm/%.cpp $(MKFILES) $(LLVM_CONFIG)
rustllvm/%.d: rustllvm/%.cpp $(MKFILES) $(LLVM_CONFIG_$(CFG_HOST_TRIPLE))
@$(call E, dep: $@)
$(Q)$(call CFG_DEPEND_C, $@ \
$(subst $(S)src/,,$(patsubst %.cpp, %.o, $<)), \
$(LLVM_CXXFLAGS) $(RUSTLLVM_INCS)) $< >$@.tmp
$(LLVM_CXXFLAGS_$(CFG_HOST_TRIPLE)) $(RUSTLLVM_INCS)) $< >$@.tmp
$(Q)$(CFG_PATH_MUNGE) $@.tmp
$(Q)rm -f $@.tmp.bak
$(Q)mv $@.tmp $@

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@ -2,6 +2,18 @@
LLVM_DEPS:=$(wildcard $(addprefix $(CFG_LLVM_SRC_DIR)/, \
* */*h */*/*h */*/*/*h */*cpp */*/*cpp */*/*/*cpp))
$(LLVM_CONFIG): $(LLVM_DEPS)
@$(call E, make: llvm)
$(Q)make -C $(CFG_LLVM_BUILD_DIR)
define DEF_LLVM_RULES
# If CFG_LLVM_ROOT is defined then we don't build LLVM ourselves
ifeq ($(CFG_LLVM_ROOT),)
$$(LLVM_CONFIG_$(1)): $$(LLVM_DEPS_$(1))
@$$(call E, make: llvm)
$$(Q)make -C $$(CFG_LLVM_BUILD_DIR_$(1))
endif
endef
$(foreach target,$(CFG_TARGET_TRIPLES), \
$(eval $(call DEF_LLVM_RULES,$(target))))

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@ -14,7 +14,7 @@ endif
RUSTLLVM_DEF_$(1) := rustllvm/rustllvm$$(CFG_DEF_SUFFIX)
RUSTLLVM_INCS_$(1) := -iquote $$(LLVM_INCDIR) \
RUSTLLVM_INCS_$(1) = -iquote $$(LLVM_INCDIR_$(1)) \
-iquote $$(S)src/rustllvm/include
RUSTLLVM_OBJS_OBJS_$(1) := $$(RUSTLLVM_OBJS_CS_$(1):rustllvm/%.cpp=rustllvm/$(1)/%.o)
@ -22,13 +22,13 @@ rustllvm/$(1)/$(CFG_RUSTLLVM): $$(RUSTLLVM_OBJS_OBJS_$(1)) \
$$(MKFILES) $$(RUSTLLVM_DEF_$(1))
@$$(call E, link: $$@)
$$(Q)$$(call CFG_LINK_C_$(1),$$@,$$(RUSTLLVM_OBJS_OBJS_$(1)) \
$$(CFG_GCCISH_PRE_LIB_FLAGS) $$(LLVM_LIBS) \
$$(CFG_GCCISH_PRE_LIB_FLAGS) $$(LLVM_LIBS_$(1)) \
$$(CFG_GCCISH_POST_LIB_FLAGS) \
$$(LLVM_LDFLAGS),$$(RUSTLLVM_DEF_$(1)),$$(CFG_RUSTLLVM))
$$(LLVM_LDFLAGS_$(1)),$$(RUSTLLVM_DEF_$(1)),$$(CFG_RUSTLLVM))
rustllvm/$(1)/%.o: rustllvm/%.cpp $$(MKFILES) $$(LLVM_CONFIG)
rustllvm/$(1)/%.o: rustllvm/%.cpp $$(MKFILES) $$(LLVM_CONFIG_$(1))
@$$(call E, compile: $$@)
$$(Q)$$(call CFG_COMPILE_C_$(1), $$@, $$(LLVM_CXXFLAGS) $$(RUSTLLVM_INCS_$(1))) $$<
$$(Q)$$(call CFG_COMPILE_C_$(1), $$@, $$(LLVM_CXXFLAGS_$(1)) $$(RUSTLLVM_INCS_$(1))) $$<
endef
# Instantiate template for all stages

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@ -13,9 +13,9 @@ $$(TARGET_LIB$(1)$(2))/intrinsics.ll: \
$$(Q)sed s/@CFG_TARGET_TRIPLE@/$(2)/ $$< > $$@
$$(TARGET_LIB$(1)$(2))/intrinsics.bc: $$(TARGET_LIB$(1)$(2))/intrinsics.ll \
$$(LLVM_CONFIG)
$$(LLVM_CONFIG_$(2))
@$$(call E, llvms-as: $$@)
$$(Q)$$(LLVM_AS) -o $$@ $$<
$$(Q)$$(LLVM_AS_$(2)) -o $$@ $$<
$$(TARGET_LIB$(1)$(2))/$$(CFG_STDLIB): \
$$(STDLIB_CRATE) $$(STDLIB_INPUTS) \