X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=Makefile.rules;h=408588132f607c76ca09c75e83fd9a0b28bfa952;hb=41396302126c24f1d5231e191852ebf2ff37fe23;hp=7f298a9954225391e0d789c586a254daddfcc9c3;hpb=e4ad0a3c1816529dce7084b8207eda0a50621ed7;p=oota-llvm.git

diff --git a/Makefile.rules b/Makefile.rules
index 7f298a99542..408588132f6 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -388,7 +388,6 @@ endif
 # If REQUIRES_RTTI=1 is specified then don't disable run-time type id.
 ifneq ($(REQUIRES_RTTI), 1)
   CXX.Flags += -fno-rtti
-  CXXFLAGS += -fno-rtti
 endif
 
 ifdef ENABLE_COVERAGE
@@ -448,6 +447,14 @@ else
   endif
 endif
 
+# Support makefile variable to disable any kind of timestamp/non-deterministic
+# info from being used in the build.
+ifeq ($(ENABLE_TIMESTAMPS),1)
+  DOTDIR_TIMESTAMP_COMMAND := $(DATE)
+else
+  DOTDIR_TIMESTAMP_COMMAND := echo 'Created.'
+endif
+
 ifeq ($(HOST_OS),MingW)
   # Work around PR4957
   CPP.Defines += -D__NO_CTYPE_INLINE
@@ -561,7 +568,7 @@ ifeq ($(HOST_OS),Darwin)
   # Get "4" out of 10.4 for later pieces in the makefile.
   DARWIN_MAJVERS := $(shell echo $(DARWIN_VERSION)| sed -E 's/10.([0-9]).*/\1/')
 
-  SharedLinkOptions=-Wl,-flat_namespace -Wl,-undefined -Wl,suppress \
+  SharedLinkOptions=-Wl,-flat_namespace -Wl,-undefined,suppress \
                     -dynamiclib
   ifneq ($(ARCH),ARM)
     SharedLinkOptions += -mmacosx-version-min=$(DARWIN_VERSION)
@@ -581,18 +588,15 @@ ifeq ($(TARGET_OS),Darwin)
   endif
 endif
 
-# Adjust LD.Flags depending on the kind of library that is to be built. Note
-# that if LOADABLE_MODULE is specified then the resulting shared library can
-# be opened with dlopen.
-ifdef LOADABLE_MODULE
-  LD.Flags += -module
-endif
-
 ifdef SHARED_LIBRARY
+ifneq ($(HOST_OS),Darwin)
+  LD.Flags += $(RPATH) -Wl,'$$ORIGIN'
+else
 ifneq ($(DARWIN_MAJVERS),4)
   LD.Flags += $(RPATH) -Wl,$(LibDir)
 endif
 endif
+endif
 
 ifdef TOOL_VERBOSE
   C.Flags += -v
@@ -640,6 +644,8 @@ CompileCommonOpts += -pedantic -Wno-long-long
 endif
 CompileCommonOpts += -Wall -W -Wno-unused-parameter -Wwrite-strings \
                      $(EXTRA_OPTIONS)
+# Enable cast-qual for C++; the workaround is to use const_cast.
+CXX.Flags += -Wcast-qual
 
 ifeq ($(HOST_OS),HP-UX)
   CompileCommonOpts := -D_REENTRANT -D_HPUX_SOURCE
@@ -785,7 +791,7 @@ $(DESTDIR)$(PROJ_bindir) $(DESTDIR)$(PROJ_libdir) $(DESTDIR)$(PROJ_includedir) $
 # To create other directories, as needed, and timestamp their creation
 %/.dir:
 	$(Verb) $(MKDIR) $* > /dev/null
-	$(Verb) $(DATE) > $@
+	$(Verb) $(DOTDIR_TIMESTAMP_COMMAND) > $@
 
 .PRECIOUS: $(ObjDir)/.dir $(LibDir)/.dir $(ToolDir)/.dir $(ExmplDir)/.dir
 .PRECIOUS: $(LLVMLibDir)/.dir $(LLVMToolDir)/.dir $(LLVMExmplDir)/.dir
@@ -970,6 +976,36 @@ endif
 endif
 endif
 
+# Set up the library exports file.
+ifdef EXPORTED_SYMBOL_FILE
+
+# First, set up the native export file, which may differ from the source
+# export file.
+
+ifeq ($(HOST_OS),Darwin)
+# Darwin convention prefixes symbols with underscores.
+NativeExportsFile := $(ObjDir)/$(notdir $(EXPORTED_SYMBOL_FILE)).sed
+$(NativeExportsFile): $(EXPORTED_SYMBOL_FILE) $(ObjDir)/.dir
+	$(Verb) sed -e 's/[[:<:]]/_/' < $< > $@
+clean-local::
+	-$(Verb) $(RM) -f $(NativeExportsFile)
+else
+NativeExportsFile := $(EXPORTED_SYMBOL_FILE)
+endif
+
+# Now add the linker command-line options to use the native export file.
+
+ifeq ($(HOST_OS),Darwin)
+LLVMLibsOptions += -Wl,-exported_symbols_list,$(NativeExportsFile)
+endif
+
+# gold, bfd ld, etc.
+ifeq ($(HAVE_LINK_RETAIN_SYMBOLS_FILE),1)
+LLVMLibsOptions += -Wl,-retain-symbols-file,$(NativeExportsFile)
+endif
+
+endif
+
 ###############################################################################
 # Library Build Rules: Four ways to build a library
 ###############################################################################
@@ -1060,6 +1096,10 @@ ifdef SHARED_LIBRARY
 
 all-local:: $(LibName.SO)
 
+ifdef EXPORTED_SYMBOL_FILE
+$(LibName.SO): $(NativeExportsFile)
+endif
+
 ifdef LINK_LIBS_IN_SHARED
 ifdef LOADABLE_MODULE
 SharedLibKindMessage := "Loadable Module"
@@ -1088,7 +1128,12 @@ install-local::
 uninstall-local::
 	$(Echo) Uninstall circumvented with NO_INSTALL
 else
+
+ifdef LOADABLE_MODULE
+DestSharedLib = $(DESTDIR)$(PROJ_libdir)/$(LIBRARYNAME)$(SHLIBEXT)
+else
 DestSharedLib = $(DESTDIR)$(PROJ_libdir)/lib$(LIBRARYNAME)$(SHLIBEXT)
+endif
 
 install-local:: $(DestSharedLib)
 
@@ -1207,6 +1252,12 @@ install-local::
 uninstall-local::
 	$(Echo) Uninstall circumvented with NO_INSTALL
 else
+ifdef NO_INSTALL_ARCHIVES
+install-local::
+	$(Echo) Install circumvented with NO_INSTALL
+uninstall-local::
+	$(Echo) Uninstall circumvented with NO_INSTALL
+else
 DestArchiveLib := $(DESTDIR)$(PROJ_libdir)/lib$(LIBRARYNAME).a
 
 install-local:: $(DestArchiveLib)
@@ -1221,6 +1272,7 @@ uninstall-local::
 	-$(Verb) $(RM) -f $(DestArchiveLib)
 endif
 endif
+endif
 
 # endif LIBRARYNAME
 endif
@@ -1262,7 +1314,7 @@ ifeq ($(HOST_OS),Darwin)
 
 # Tiger tools don't support this.
 ifneq ($(DARWIN_MAJVERS),4)
-LD.Flags += -Wl,-exported_symbol -Wl,_main
+LD.Flags += -Wl,-exported_symbol,_main
 endif
 endif
 
@@ -1331,7 +1383,7 @@ DestToolAlias = $(DESTDIR)$(PROJ_bindir)/$(TOOLALIAS)$(EXEEXT)
 
 install-local:: $(DestToolAlias)
 
-$(DestToolAlias): $(DestTool) $(PROJ_bindir)
+$(DestToolAlias): $(DestTool)
 	$(Echo) Installing $(BuildMode) $(DestToolAlias)
 	$(Verb) $(RM) -f $(DestToolAlias)
 	$(Verb) $(AliasTool) $(TOOLEXENAME) $(DestToolAlias)
@@ -1612,6 +1664,11 @@ $(ObjDir)/%GenIntrinsics.inc.tmp : %.td $(ObjDir)/.dir
 	$(Echo) "Building $(<F) intrinsics information with tblgen"
 	$(Verb) $(TableGen) -gen-tgt-intrinsic -o $(call SYSPATH, $@) $<
 
+$(ObjDir)/ARMGenDecoderTables.inc.tmp : ARM.td $(ObjDir)/.dir
+	$(Echo) "Building $(<F) decoder tables with tblgen"
+	$(Verb) $(TableGen) -gen-arm-decoder -o $(call SYSPATH, $@) $<
+
+
 clean-local::
 	-$(Verb) $(RM) -f $(INCFiles)