Fix PR2062: Don't build Intrinsics.gen in the source directory. Do it in the

[oota-llvm.git] / lib / VMCore / Makefile

diff --git a/lib/VMCore/Makefile b/lib/VMCore/Makefile
index af3ae403b93d0d6567716071fab5a569d7568022..59062a18038beb6c808f406de489cc9ea35a90d1 100644 (file)
--- a/lib/VMCore/Makefile
+++ b/lib/VMCore/Makefile
@@ -2,29 +2,31 @@
 # 
 #                     The LLVM Compiler Infrastructure
 #
-# This file was developed by the LLVM research group and is distributed under
-# the University of Illinois Open Source License. See LICENSE.TXT for details.
+# This file is distributed under the University of Illinois Open Source
+# License. See LICENSE.TXT for details.
 # 
 ##===----------------------------------------------------------------------===##
 LEVEL = ../..
 LIBRARYNAME = LLVMCore
 BUILD_ARCHIVE = 1
 
-BUILT_SOURCES = $(PROJ_SRC_ROOT)/include/llvm/Intrinsics.gen
+BUILT_SOURCES = $(PROJ_OBJ_ROOT)/include/llvm/Intrinsics.gen
 
 include $(LEVEL)/Makefile.common
 
-GENFILE:=$(PROJ_SRC_ROOT)/include/llvm/Intrinsics.gen
+GENFILE:=$(PROJ_OBJ_ROOT)/include/llvm/Intrinsics.gen
 
 INTRINSICTD  := $(PROJ_SRC_ROOT)/include/llvm/Intrinsics.td
 INTRINSICTDS := $(wildcard $(PROJ_SRC_ROOT)/include/llvm/Intrinsics*.td)
 
-$(ObjDir)/Intrinsics.gen.tmp: $(INTRINSICTDS) $(TBLGEN)
+$(ObjDir)/Intrinsics.gen.tmp: $(ObjDir)/.dir $(INTRINSICTDS) $(TBLGEN)
        $(Echo) Building Intrinsics.gen.tmp from Intrinsics.td
-       $(Verb) $(TableGen) $(INTRINSICTD) -o $@ -gen-intrinsic
+       $(Verb) $(TableGen) $(call SYSPATH, $(INTRINSICTD)) -o $(call SYSPATH, $@) -gen-intrinsic
 
 $(GENFILE): $(ObjDir)/Intrinsics.gen.tmp
-       $(Verb) $(CMP) -s $@ $< || $(CP) $< $@
+       $(Verb) $(CMP) -s $@ $< || ( $(CP) $< $@ && \
+         $(EchoCmd) Updated Intrinsics.gen because Intrinsics.gen.tmp \
+           changed significantly. )
 
 install-local:: $(GENFILE)
        $(Echo) Installing $(PROJ_includedir)/llvm/Intrinsics.gen