-##===- tools/llvm-config/Makefile --------------------------*- Makefile -*-===##
-#
+##===- tools/llvm-config/Makefile---------------------------*- Makefile -*-===##
+#
# The LLVM Compiler Infrastructure
#
-# This file was developed by Reid Spencer and Eric Kidd 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 = ../..
+LEVEL := ../..
+TOOLNAME := llvm-config
+USEDLIBS := LLVMSupport.a
-EXTRA_DIST = LibDeps.txt FinalLibDeps.txt llvm-config.in.in find-cycles.pl
-REQUIRES_EH := 1
+# We generate sources in the build directory, make sure it is in the include
+# paths.
+INCLUDE_BUILD_DIR := 1
-include $(LEVEL)/Makefile.common
+# This tool has no plugins, optimize startup time.
+TOOL_NO_EXPORTS := 1
-# If we don't have Perl, we can't generate the library dependencies upon which
-# llvm-config depends. Therefore, only if we detect perl will we do anything
-# useful.
-ifeq ($(HAVE_PERL),1)
+# Note that we have to use lazy expansion here.
+BUILDVARIABLES_SRCPATH = $(PROJ_SRC_ROOT)/tools/$(TOOLNAME)/BuildVariables.inc.in
+BUILDVARIABLES_OBJPATH = $(ObjDir)/BuildVariables.inc
+BUILT_SOURCES = $(BUILDVARIABLES_OBJPATH)
+
+include $(LEVEL)/Makefile.common
# Combine preprocessor flags (except for -I) and CXX flags.
-SUB_CFLAGS = ${CPP.BaseFlags} ${C.Flags}
-SUB_CXXFLAGS = ${CPP.BaseFlags} ${CXX.Flags}
+SUB_CPPFLAGS := ${CPP.BaseFlags}
+SUB_CFLAGS := ${CPP.BaseFlags} ${C.Flags}
+SUB_CXXFLAGS := ${CPP.BaseFlags} ${CXX.Flags}
+
+# Override LIBS with TARGET's LIBS for cross compilation.
+# FIXME: Host's llvm-config is not generated. It's for target's.
+ifneq ($(TARGET_LIBS), )
+ LLVM_SYSTEM_LIBS := $(TARGET_LIBS)
+else
+ LLVM_SYSTEM_LIBS := $(LIBS)
+endif
+
+ifneq ($(REQUIRES_RTTI), 1)
+ LLVM_HAS_RTTI := NO
+else
+ LLVM_HAS_RTTI := YES
+endif
# This is blank for now. We need to be careful about adding stuff here:
# LDFLAGS tend not to be portable, and we don't currently require the
# user to use libtool when linking against LLVM.
-SUB_LDFLAGS =
-
-FinalLibDeps = $(PROJ_OBJ_DIR)/FinalLibDeps.txt
-LibDeps = $(PROJ_OBJ_DIR)/LibDeps.txt
-LibDepsTemp = $(PROJ_OBJ_DIR)/LibDeps.txt.tmp
-GenLibDeps = $(PROJ_SRC_ROOT)/utils/GenLibDeps.pl
-
-$(LibDepsTemp): $(GenLibDeps) $(LibDir) $(wildcard $(LibDir)/*.a $(LibDir)/*.o)
- $(Echo) "Regenerating LibDeps.txt.tmp"
- $(Verb) $(GenLibDeps) -flat $(LibDir) $(NM_PATH) > $(LibDepsTemp)
-
-$(LibDeps): $(LibDepsTemp)
- $(Verb) $(CMP) -s $@ $< || ( $(CP) $< $@ && \
- $(EchoCmd) Updated LibDeps.txt because dependencies changes )
-
-# Find all the cyclic dependencies between various LLVM libraries, so we
-# don't have to process them at runtime.
-$(FinalLibDeps): find-cycles.pl $(LibDeps)
- $(Echo) "Checking for cyclic dependencies between LLVM libraries."
- $(Verb) $(PERL) $< < $(LibDeps) > $@ || rm -f $@
+SUB_LDFLAGS :=
-# Rerun our configure substitutions as needed.
-ConfigInIn = $(PROJ_SRC_DIR)/llvm-config.in.in
-llvm-config.in: $(ConfigInIn) $(ConfigStatusScript)
- $(Verb) cd $(PROJ_OBJ_ROOT) ; \
- $(ConfigStatusScript) tools/llvm-config/llvm-config.in
-
-# Build our final script.
-$(ToolDir)/llvm-config: llvm-config.in $(FinalLibDeps)
- $(Echo) "Building llvm-config script."
- $(Verb) $(ECHO) 's,@LLVM_CFLAGS@,$(SUB_CFLAGS),' > temp.sed
- $(Verb) $(ECHO) 's,@LLVM_CXXFLAGS@,$(SUB_CXXFLAGS),' > temp.sed
- $(Verb) $(ECHO) 's,@LLVM_LDFLAGS@,$(SUB_LDFLAGS),' >> temp.sed
- $(Verb) $(ECHO) 's,@LLVM_BUILDMODE@,$(BuildMode),' >> temp.sed
+$(ObjDir)/BuildVariables.inc: $(BUILDVARIABLES_SRCPATH) Makefile $(ObjDir)/.dir
+ $(Echo) "Building llvm-config BuildVariables.inc file."
+ $(Verb) $(ECHO) 's/@LLVM_SRC_ROOT@/$(subst /,\/,$(LLVM_SRC_ROOT))/' \
+ > temp.sed
+ $(Verb) $(ECHO) 's/@LLVM_OBJ_ROOT@/$(subst /,\/,$(LLVM_OBJ_ROOT))/' \
+ >> temp.sed
+ $(Verb) $(ECHO) 's/@LLVM_CPPFLAGS@/$(subst /,\/,$(SUB_CPPFLAGS))/' \
+ >> temp.sed
+ $(Verb) $(ECHO) 's/@LLVM_CFLAGS@/$(subst /,\/,$(SUB_CFLAGS))/' \
+ >> temp.sed
+ $(Verb) $(ECHO) 's/@LLVM_CXXFLAGS@/$(subst /,\/,$(SUB_CXXFLAGS))/' \
+ >> temp.sed
+ $(Verb) $(ECHO) 's/@LLVM_LDFLAGS@/$(subst /,\/,$(SUB_LDFLAGS))/' \
+ >> temp.sed
+ $(Verb) $(ECHO) 's/@LLVM_BUILDMODE@/$(subst /,\/,$(BuildMode))/' \
+ >> temp.sed
+ $(Verb) $(ECHO) 's/@LLVM_LIBDIR_SUFFIX@//' \
+ >> temp.sed
+ $(Verb) $(ECHO) 's/@LLVM_SYSTEM_LIBS@/$(subst /,\/,$(LLVM_SYSTEM_LIBS))/' \
+ >> temp.sed
+ $(Verb) $(ECHO) 's/@LLVM_TARGETS_BUILT@/$(subst /,\/,$(TARGETS_TO_BUILD))/' \
+ >> temp.sed
+ $(Verb) $(ECHO) 's/@LLVM_BUILD_SYSTEM@/autoconf/' \
+ >> temp.sed
+ $(Verb) $(ECHO) 's/@LLVM_HAS_RTTI@/$(LLVM_HAS_RTTI)/' \
+ >> temp.sed
$(Verb) $(SED) -f temp.sed < $< > $@
$(Verb) $(RM) temp.sed
- $(Verb) cat $(FinalLibDeps) >> $@
- $(Verb) chmod +x $@
-
-else
-# We don't have perl, just generate a dummy llvm-config
-$(ToolDir)/llvm-config:
- $(Echo) "Building place holder llvm-config script."
- $(Verb) $(ECHO) 'echo llvm-config: Perl not found so llvm-config could not be generated' >> $@
- $(Verb) chmod +x $@
+# When cross-compiling, install a version of llvm-config that runs on the host.
+ifeq ($(LLVM_CROSS_COMPILING),1)
+install:: $(DESTDIR)$(PROJ_bindir)
+ $(Echo) Installing llvm-config-host
+ $(Verb) $(ProgInstall) $(BuildLLVMToolDir)/llvm-config \
+ $(DESTDIR)$(PROJ_bindir)/$(program_prefix)llvm-config-host
endif
-# Hook into the standard Makefile rules.
-all-local:: $(ToolDir)/llvm-config
-clean-local::
- $(Verb) $(RM) -f $(ToolDir)/llvm-config llvm-config.in $(FinalLibDeps) \
- $(LibDeps) GenLibDeps.out
-install-local:: all-local
- $(Echo) Installing llvm-config
- $(Verb) $(MKDIR) $(PROJ_bindir)
- $(Verb) $(ScriptInstall) $(ToolDir)/llvm-config $(PROJ_bindir)
-
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