-# Makefile.common
+#===-- Makefile.common - Common make rules for LLVM --------*- Makefile -*--===#
+#
+# The LLVM Compiler Infrastructure
+#
+# This file is distributed under the University of Illinois Open Source
+# License. See LICENSE.TXT for details.
+#
+#===------------------------------------------------------------------------===#
#
# This file is included by all of the LLVM makefiles. This file defines common
-# rules to do things like compile a .cpp file or generate dependancy info.
-# These are platform dependant, so this is the file used to specify these
-# system dependant operations.
+# rules to do things like compile a .cpp file or generate dependency info.
+# These are platform dependent, so this is the file used to specify these
+# system dependent operations.
#
-# The following functionality may be set by setting incoming variables:
+# The following functionality can be set by setting incoming variables.
+# The variable $(LEVEL) *must* be set:
#
-# 1. LEVEL - The level of the current subdirectory from the top of the
-# MagicStats view. This level should be expressed as a path, for
+# 1. LEVEL - The level of the current subdirectory from the top of the
+# source directory. This level should be expressed as a path, for
# example, ../.. for two levels deep.
#
# 2. DIRS - A list of subdirectories to be built. Fake targets are set up
-# so that each of the targets "all", "install", and "clean" each build.
-# the subdirectories before the local target.
+# so that each of the targets "all", "install", and "clean" each build
+# the subdirectories before the local target. DIRS are guaranteed to be
+# built in order.
#
-# 3. Source - If specified, this sets the source code filenames. If this
-# is not set, it defaults to be all of the .cpp, .c, .y, and .l files
-# in the current directory. Also, if you want to build files in addition
-# to the local files, you can use the ExtraSource variable
+# 3. PARALLEL_DIRS - A list of subdirectories to be built, but that may be
+# built in any order. All DIRS are built in order before PARALLEL_DIRS are
+# built, which are then built in any order.
#
-
-# Default Rule: Make sure it's also a :: rule
-all ::
-
-# Default for install is to at least build everything...
-install ::
-
-#--------------------------------------------------------------------
-# Installation configuration options...
-#--------------------------------------------------------------------
-
-#BinInstDir=/usr/local/bin
-#LibInstDir=/usrl/local/lib/xxx
-#DocInstDir=/usr/doc/xxx
-
-BURG = /home/vadve/vadve/Research/DynOpt/Burg/burg
-BURG_OPTS = -I
-
-
-PURIFY = /usr/dcs/applications/purify/bin/purify -cache-dir="/home/vadve/lattner/purifycache" -chain-length="10" -messages=all
-
-#---------------------------------------------------------
-# Compilation options...
-#---------------------------------------------------------
-
-# Special tools used while building
-RunBurg = $(BURG) $(BURG_OPTS)
-
-# Enable this for profiling support with 'gprof'
-#Prof = -pg
-
-# TODO: Get rid of exceptions! : -fno-exceptions -fno-rtti
-CompileCommonOpts = $(Prof) -Wall -Winline -W -Wwrite-strings -Wno-unused -I$(LEVEL)/include
-
-# Compile a file, don't link...
-Compile = $(CXX) -c $(CPPFLAGS) $(CXXFLAGS) $(CompileCommonOpts)
-CompileG = $(Compile) -g -D_DEBUG
-# Add This for DebugMalloc: -fno-defer-pop
-CompileO = $(Compile) -O3 -DNDEBUG -finline-functions -felide-constructors -fnonnull-objects -freg-struct-return -fshort-enums
-
-# Link final executable
-
-# To enable purify, do it here:
-###Link = $(PURIFY) $(CXX) $(Prof) -static
-Link = $(CXX) $(Prof)
-LinkG = $(Link) -g -L $(LEVEL)/lib/Debug
-LinkO = $(Link) -O3 -L $(LEVEL)/lib/Release
-
-# Create a .so file from a .cpp file...
-#MakeSO = $(CXX) -shared $(Prof)
-MakeSO = $(CXX) -G $(Prof)
-MakeSOG = $(MakeSO) -g
-MakeSOO = $(MakeSO) -O3
-
-# Create dependancy file from CPP file, send to stdout.
-Depend = $(CXX) -MM -I$(LEVEL)/include $(CPPFLAGS)
-
-# Archive a bunch of .o files into a .a file...
-AR = ar cq
-MakeLib = $(AR)
-
-#----------------------------------------------------------
-
-# Source includes all of the cpp files, and objects are derived from the
-# source files...
-# The local Makefile can list other Source files via ExtraSource = ...
-#
-Source := $(ExtraSource) $(wildcard *.cpp *.c *.y *.l)
-
-Objs = $(sort $(addsuffix .o,$(basename $(Source))))
-ObjectsO = $(addprefix Release/,$(Objs))
-ObjectsG = $(addprefix Debug/,$(Objs))
-
-#---------------------------------------------------------
-# Handle the DIRS option
-#---------------------------------------------------------
-
-ifdef DIRS # Only do this if we're using DIRS!
-
-all :: $(addsuffix /.makeall , $(DIRS))
-install :: $(addsuffix /.makeinstall, $(DIRS))
-clean :: $(addsuffix /.makeclean , $(DIRS))
-
-%/.makeall %/.makeclean %/.makeinstall:
- cd $(@D); $(MAKE) $(subst $(@D)/.make,,$@)
-endif
-
-#---------------------------------------------------------
-# Handle the LIBRARYNAME option - used when building libs...
-#---------------------------------------------------------
-
-ifdef LIBRARYNAME
-
-LIBNAME_O := $(LEVEL)/lib/Release/lib$(LIBRARYNAME).so
-LIBNAME_G := $(LEVEL)/lib/Debug/lib$(LIBRARYNAME).so
-LIBNAME_AO := $(LEVEL)/lib/Release/lib$(LIBRARYNAME).a
-LIBNAME_AG := $(LEVEL)/lib/Debug/lib$(LIBRARYNAME).a
-
-all:: $(LIBNAME_AG)
-dynamic:: $(LIBNAME_G)
-# TODO: Enable optimized builds
-
-$(LIBNAME_O): $(ObjectsO) $(LibSubDirs) $(LEVEL)/lib/Release/.dir Depend/.dir
- @echo ======= Linking $(LIBRARYNAME) release library =======
- $(MakeSOO) -o $@ $(ObjectsO) $(LibSubDirs) $(LibLinkOpts)
-
-$(LIBNAME_G): $(ObjectsG) $(LibSubDirs) $(LEVEL)/lib/Debug/.dir Depend/.dir
- @echo ======= Linking $(LIBRARYNAME) debug library =======
- $(MakeSOG) -o $@ $(ObjectsG) $(LibSubDirs) $(LibLinkOpts)
-
-$(LIBNAME_AO): $(ObjectsO) $(LibSubDirs) $(LEVEL)/lib/Release/.dir Depend/.dir
- @echo ======= Linking $(LIBRARYNAME) release library =======
- @rm -f $@
- $(MakeLib) $@ $(ObjectsO) $(LibSubDirs)
-
-$(LIBNAME_AG): $(ObjectsG) $(LibSubDirs) $(LEVEL)/lib/Debug/.dir Depend/.dir
- @echo ======= Linking $(LIBRARYNAME) debug library =======
- @rm -f $@
- $(MakeLib) $@ $(ObjectsG) $(LibSubDirs)
-
-endif
-
-#------------------------------------------------------------------------
-# Create a TAGS database for emacs
-#------------------------------------------------------------------------
-
-ifeq ($(LEVEL), .)
-
-tags:
- etags -l c++ `find . -name '*.cpp' -o -name '*.h'`
-
-all:: tags
-
-endif
-
-#------------------------------------------------------------------------
-# Handle the TOOLNAME option - used when building tool executables...
-#------------------------------------------------------------------------
+# 4. SOURCES - If specified, this sets the source code filenames. If this
+# is not set, it defaults to be all of the .cpp, .c, .y, and .l files
+# in the current directory.
#
-# The TOOLNAME option should be used with a USEDLIBS variable that tells the
-# libraries (and the order of the libs) that should be linked to the tool.
+# 5. SourceDir - If specified, this specifies a directory that the source files
+# are in, if they are not in the current directory. This should include a
+# trailing / character.
#
-ifdef TOOLNAME
-
-# TOOLEXENAME* - These compute the output filenames to generate...
-TOOLEXENAME_G = $(LEVEL)/tools/Debug/$(TOOLNAME)
-TOOLEXENAME_O = $(LEVEL)/tools/Release/$(TOOLNAME)
-TOOLEXENAMES = $(TOOLEXENAME_G) ###$(TOOLEXENAME_O)
-
-# USED_LIBS_OPTIONS - Compute the options line that add -llib1 -llib2, etc.
-USED_LIBS_OPTIONS = $(addprefix -l, $(USEDLIBS))
-
-# USED_LIB_PATHS - Compute the path of the libraries used so that tools are
-# rebuilt if libraries change
+# 6. LLVM_SRC_ROOT - If specified, points to the top of the LLVM source tree.
#
-STATICUSEDLIBS = $(addsuffix .a, $(USEDLIBS))
-USED_LIB_PATHS_G = $(addprefix $(LEVEL)/lib/Debug/lib, $(STATICUSEDLIBS))
-USED_LIB_PATHS_O = $(addprefix $(LEVEL)/lib/Release/lib, $(STATICUSEDLIBS))
-
-all:: $(TOOLEXENAMES)
-clean::
- rm -f $(TOOLEXENAMES)
-
-$(TOOLEXENAME_G): $(ObjectsG) $(USED_LIB_PATHS_G) $(LEVEL)/tools/Debug/.dir
- $(LinkG) -o $@ $(ObjectsG) $(USED_LIBS_OPTIONS) $(TOOLLINKOPTS)
-
-$(TOOLEXENAME_O): $(ObjectsO) $(USED_LIB_PATHS_O) $(LEVEL)/tools/Release/.dir
- $(LinkO) -o $@ $(ObjectsG) $(USED_LIBS_OPTIONS) $(TOOLLINKOPTS)
+# 8. PROJ_SRC_DIR - The directory which contains the current set of Makefiles
+# and usually the source code too (unless SourceDir is set).
+#
+# 9. PROJ_SRC_ROOT - The root directory of the source code being compiled.
+#
+# 10. PROJ_OBJ_DIR - The directory where object code should be placed.
+#
+# 11. PROJ_OBJ_ROOT - The root directory for where object code should be
+# placed.
+#
+# For building,
+# LLVM, LLVM_SRC_ROOT = PROJ_SRC_ROOT
+#
+#===-----------------------------------------------------------------------====
+#
+# Configuration file to set paths specific to local installation of LLVM
+#
+ifndef LLVM_OBJ_ROOT
+include $(LEVEL)/Makefile.config
+else
+include $(LLVM_OBJ_ROOT)/Makefile.config
endif
-
-
-#---------------------------------------------------------
-
-# Create dependencies for the *.cpp files...
-Depend/%.d: %.cpp Depend/.dir
- $(Depend) $< | sed 's|$*\.o *|Release/& Debug/& Depend/$(@F)|g' > $@
-
-# Create dependencies for the *.c files...
-Depend/%.d: %.c Depend/.dir
- $(Depend) $< | sed 's|$*\.o *|Release/& Debug/& Depend/$(@F)|g' > $@
-
-# Create .o files in the ObjectFiles directory from the .cpp and .c files...
-Release/%.o: %.cpp Release/.dir Depend/.dir
- $(CompileO) $< -o $@
-
-Release/%.o: %.c Release/.dir Depend/.dir
- $(CompileO) $< -o $@
-
-Debug/%.o: %.cpp Debug/.dir Depend/.dir
- $(CompileG) $< -o $@
-
-Debug/%.o: %.c Debug/.dir Depend/.dir
- $(CompileG) $< -o $@
-
-# Create a .cpp source file from a burg input file
-%.burm.cpp: Debug/%.burg
- $(RunBurg) $< -o $@
-
-# Create a .cpp source file from a flex input file... this uses sed to cut down
-# on the warnings emited by GCC...
-%.cpp: %.l
- flex -t $< | sed '/^find_rule/d' | sed 's/void yyunput/inline void yyunput/' | sed 's/void \*yy_flex_realloc/inline void *yy_flex_realloc/' > $@
-
-# Rule for building the bison parsers...
-
-%.cpp %.h : %.y
- bison -d -p $(<:%Parser.y=%) $(basename $@).y
- mv -f $(basename $@).tab.c $(basename $@).cpp
- mv -f $(basename $@).tab.h $(basename $@).h
-
-# To create the directories...
-%/.dir:
- mkdir -p $(@D)
- @date > $@
-
-# Clean does not remove the output files... just the temporaries
-clean::
- rm -rf Debug Release Depend
- rm -f core *.o *.d *.so *~ *.flc
-
-# If dependancies were generated for the file that included this file,
-# include the dependancies now...
#
-SourceDepend = $(addsuffix .d,$(addprefix Depend/,$(basename $(Source))))
-ifneq ($(SourceDepend),)
-include $(SourceDepend)
-endif
+# Include all of the build rules used for making LLVM
+#
+include $(LLVM_SRC_ROOT)/Makefile.rules
+
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