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authorDaniel Dunbar <daniel@zuster.org>2009-09-03 20:49:22 +0000
committerDaniel Dunbar <daniel@zuster.org>2009-09-03 20:49:22 +0000
commit866d2824095a5bc78307c103347695b52f3d49f0 (patch)
treebb0d91c85f7f9fe62ca44d500698f799a62f99e2 /Makefile
parent172e105cf58333a1a55468095c51d22868296a68 (diff)
Support building for a single target architecture.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@80943 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile15
1 files changed, 10 insertions, 5 deletions
diff --git a/Makefile b/Makefile
index 16ee1a460..4f6a2e087 100644
--- a/Makefile
+++ b/Makefile
@@ -44,19 +44,24 @@ $(call Set,ActiveLibGen,$(ActiveObjPath)/libcompiler_rt.Generic.a)
$(call Set,ActiveLibOpt,$(ActiveObjPath)/libcompiler_rt.Optimized.a)
# The sublibraries to use for a generic version.
-$(call Set,GenericInputs,$(foreach arch,$(Archs),$(ActiveObjPath)/$(arch)/libcompiler_rt.Generic.a))
+$(call Set,GenericInputs,$(foreach arch,$(TargetArchs),$(ActiveObjPath)/$(arch)/libcompiler_rt.Generic.a))
# The sublibraries to use for an optimized version.
-$(call Set,OptimizedInputs,$(foreach arch,$(Archs),$(ActiveObjPath)/$(arch)/libcompiler_rt.Optimized.a))
+$(call Set,OptimizedInputs,$(foreach arch,$(TargetArchs),$(ActiveObjPath)/$(arch)/libcompiler_rt.Optimized.a))
-# Provide top-level fat archive targets.
+# Provide top-level fat archive targets. We make sure to not try to lipo if only
+# building one target arch.
$(ActiveLibGen): $(GenericInputs) $(ActiveObjPath)/.dir
$(Summary) " UNIVERSAL: $(ActiveConfig): $$@"
-$(Verb) $(RM) $$@
- $(Verb) $(Lipo) -create -output $$@ $(GenericInputs)
+ $(if $(TargetArch), \
+ $(Verb) $(CP) $(GenericInputs) $$@, \
+ $(Verb) $(Lipo) -create -output $$@ $(GenericInputs))
$(ActiveLibOpt): $(OptimizedInputs) $(ActiveObjPath)/.dir
$(Summary) " UNIVERSAL: $(ActiveConfig): $$@"
-$(Verb) $(RM) $$@
- $(Verb) $(Lipo) -create -output $$@ $(OptimizedInputs)
+ $(if $(TargetArch), \
+ $(Verb) $(CP) $(GenericInputs) $$@, \
+ $(Verb) $(Lipo) -create -output $$@ $(OptimizedInputs))
.PRECIOUS: $(ActiveObjPath)/.dir
# Add to target lists.