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add support for an explicit EXPORTED_SYMBOL_LIST

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6296 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-05-22 20:27:30 +00:00
parent 88c7c3295d
commit 20fa5da40a
1 changed files with 11 additions and 2 deletions
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13
runtime/Makefile.libs
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@ -7,6 +7,9 @@
#
# 1. LEVEL - Must be set as per normal semantics: The depth from the top of tree
# 2. LIBNAME - Name of library to link together. Forms lib<LIBNAME>.bc
# 3. EXPORTED_SYMBOL_LIST - If this symbol is defined, it contains a comma
# separated list of symbols that are exported by the library. All other
# symbols are marked internal, reducing namespace pollution.
#
DESTLIBDIR := $(LEVEL)/test/Libraries/Output
@ -22,10 +25,16 @@ LObjects := $(addprefix Output/,$(LObjs))
.PRECIOUS: $(LObjects)
# If the library specified a list of symbols to export, add an internalize pass
# to the link options.
ifdef EXPORTED_SYMBOL_LIST
LLINK_OPTS += -internalize -internalize-public-api-list=$(EXPORTED_SYMBOL_LIST)
endif
# Link the library, then perform postlink optimization...
$(DESTLIBNAME): $(DESTLIBDIR)/.dir $(LObjects)
$(DESTLIBNAME): $(DESTLIBDIR)/.dir $(LObjects) $(LLINK) $(LOPT)
$(LLINK) -f $(LObjects) $(LDFLAGS) | \
$(LOPT) -f -funcresolve -deadtypeelim -globaldce -o $@
$(LOPT) -f -q -funcresolve -deadtypeelim $(LLINK_OPTS) -globaldce -o $@
# Install target for libraries: Copy into the gcc install directory.
#