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| author | Anton Korobeynikov <asl@math.spbu.ru> | 2010-08-17 19:03:03 +0000 |
|---|---|---|
| committer | Anton Korobeynikov <asl@math.spbu.ru> | 2010-08-17 19:03:03 +0000 |
| commit | 59a430f68f962464f0564b51741e2aea148c617c (patch) | |
| tree | 75fb636816e29332c2374c32a842f750858746f1 /tools | |
| parent | c5ed0134a782f16e343892ef7d2faf368fce1ab6 (diff) | |
| download | external_llvm-59a430f68f962464f0564b51741e2aea148c617c.zip external_llvm-59a430f68f962464f0564b51741e2aea148c617c.tar.gz external_llvm-59a430f68f962464f0564b51741e2aea148c617c.tar.bz2 | |
This patch enables ENABLE_SHARED=1 to build DLL based LLVM toolchain on MingW & Cygwin.
Patch by Takumi Nakamura!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111268 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/llvm-shlib/Makefile | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/tools/llvm-shlib/Makefile b/tools/llvm-shlib/Makefile index 899406c..5238130 100644 --- a/tools/llvm-shlib/Makefile +++ b/tools/llvm-shlib/Makefile @@ -15,6 +15,17 @@ NO_BUILD_ARCHIVE = 1 LINK_LIBS_IN_SHARED = 1 SHARED_LIBRARY = 1 +include $(LEVEL)/Makefile.config + +ifeq ($(HOST_OS), $(filter $(HOST_OS), Cygwin MingW)) + EXPORTED_SYMBOL_FILE = $(ObjDir)/$(LIBRARYNAME).exports + + # It is needed to force static-stdc++.a linked. + # FIXME: It should be omitted when configure detects system's stdc++.dll. + SHLIB_FRAG_NAMES += stdc++.a.o + +endif + include $(LEVEL)/Makefile.common # Include all archives in libLLVM.(so|dylib) except the ones that have @@ -57,3 +68,44 @@ ifeq ($(HOST_OS), Linux) # Don't allow unresolved symbols. LLVMLibsOptions += -Wl,--no-undefined endif + +ifeq ($(HOST_OS), $(filter $(HOST_OS), Cygwin MingW)) + +SHLIB_STUBS := $(addprefix $(ObjDir)/, $(SHLIB_FRAG_NAMES)) +SHLIB_FRAGS := $(patsubst %.a.o, $(ObjDir)/%.syms.txt, $(LIBRARYNAME).a.o $(SHLIB_FRAG_NAMES)) +LLVMLibsOptions := $(SHLIB_STUBS) $(LLVMLibsOptions) + +$(LibName.SO): $(SHLIB_STUBS) + +%.syms.txt: %.a.o + $(Echo) Collecting global symbols of $(notdir $*) + $(Verb) $(NM_PATH) -g $< > $@ + +$(ObjDir)/$(LIBRARYNAME).exports: $(SHLIB_FRAGS) $(ObjDir)/.dir + $(Echo) Generating exports for $(LIBRARYNAME) + $(Verb) ($(SED) -n \ + -e "s/^.* T _\([^.][^.]*\)$$/\1/p" \ + -e "s/^.* [BDR] _\([^.][^.]*\)$$/\1 DATA/p" \ + $(SHLIB_FRAGS) \ + | sort -u) > $@ + +$(ObjDir)/$(LIBRARYNAME).a.o: $(LLVMLibsPaths) $(ObjDir)/.dir + $(Echo) Linking all LLVMLibs together for $(LIBRARYNAME) + $(Verb) $(Link) -nostartfiles -Wl,-r -nodefaultlibs -o $@ \ + -Wl,--whole-archive $(LLVMLibsPaths) \ + -Wl,--no-whole-archive + +$(ObjDir)/stdc++.a.o: $(ObjDir)/.dir + $(Echo) Linking all libs together for static libstdc++.a + $(Verb) $(Link) -nostartfiles -Wl,-r -nodefaultlibs -o $@ \ + -Wl,--whole-archive -lstdc++ \ + -Wl,--no-whole-archive +# FIXME: workaround to invalidate -lstdc++ + $(Echo) Making dummy -lstdc++ to lib + $(Verb) $(AR) rc $(ToolDir)/libstdc++.dll.a +# FIXME: Is install-local needed? + +clean-local:: + $(Verb) $(RM) -f $(ToolDir)/libstdc++.dll.a + +endif |