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|
## file melt-module.mk
## a -*- Makefile -*- for GNU make.
# Copyright (C) 2009, 2011, 2012 Free Software Foundation, Inc.
# Contributed by Basile Starynkevitch <basile@starynkevitch.net>
# This file is part of GCC.
# GCC is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
# GCC is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
### should be invoked to compile MELT generated C files srcdir/foo*.c
### with descriptive file srcdir/foo+meltdesc.c & timestamp file
### srcdir/foo+melttime.h, perhaps from melt-runtime.c, with
#### make -f melt-module.mk \
#### GCCMELT_MODULE_SOURCEBASE=srcdir/foo \
#### GCCMELT_MODULE_BINARYBASE=moduledir/foo \
#### GCCMELT_MODULE_WORKSPACE=/tmp \
#### GCCMELT_MODULE_FLAVOR=quicklybuilt
#### to make moduledir/foo.so
.PHONY: melt_module melt_workspace
### See also routine compile_gencsrc_to_binmodule of melt-runtime.c
## we export all make variables
export
ifndef GCCMELT_MODULE_SOURCEBASE
$(error GCCMELT_MODULE_SOURCEBASE not defined)
endif
ifndef GCCMELT_MODULE_BINARYBASE
$(error GCCMELT_MODULE_BINARYBASE not defined)
endif
# the workspace is the directory where files are built
ifndef GCCMELT_MODULE_WORKSPACE
GCCMELT_MODULE_WORKSPACE=.
endif
# the flavor is 'optimized' or 'quicklybuilt' or 'debugnoline'
ifndef GCCMELT_MODULE_FLAVOR
$(warning GCCMELT_MODULE_FLAVOR default to optimized)
GCCMELT_MODULE_FLAVOR=optimized
endif
# the extra libraries or link flags for generated MELT modules;
# Advanced MELT users might change that...
GCCMELT_MODULE_EXTRALIBES ?=
# check that we do have a melt descriptive source file
GCCMELT_DESC:= $(wildcard $(GCCMELT_MODULE_SOURCEBASE)+meltdesc.c)
ifeq ($(GCCMELT_DESC),)
$(error MELT descriptive file $(GCCMELT_MODULE_SOURCEBASE)+meltdesc.c does not exist)
endif
# warn if the melt time stamp file is missing
GCCMELT_TIMEF:= $(wildcard $(GCCMELT_MODULE_SOURCEBASE)+melttime.h)
ifeq ($(GCCMELT_TIMEF),)
$(warning MELT time stamp file $(GCCMELT_MODULE_SOURCEBASE)+melttime.h does not exist)
endif
## check the flavor
ifeq ($(findstring $(GCCMELT_MODULE_FLAVOR),optimized quicklybuilt debugnoline dynamic),)
$(error invalid GCCMELT_MODULE_FLAVOR $(GCCMELT_MODULE_FLAVOR))
endif
### GNU awk is required
ifndef GAWK
GAWK=gawk
endif
## The md5sum command is required
MD5SUM ?= md5sum
ifndef LN_S
LN_S=ln -s
endif
## the compiler with which MELT, and the MELT modules, are used
ifndef MELTGCC
MELTGCC = $(or $(CC),gcc)
endif
### the auto-host.h for the MELTGCC compiler
ifndef MELT_AUTOHOST_H
MELT_AUTOHOST_H = $(or $(wildcard auto-host.h),$(shell $(MELTGCC) -print-file-name=plugin/include/auto-host.h))
endif
## gives yes if MELTGCC has been built with C++ or else the empty
## string. Notice that the auto-host.h file can either be from
## plugin, or from the current directory when building the MELT
## branch.
ifndef MELTGCC_BUILD_WITH_CXX
MELTGCC_BUILD_WITH_CXX = $(shell grep -q -s 'define[[:space:]]\+ENABLE_BUILD_WITH_CXX[[:space:]]\+1' $(MELT_AUTOHOST_H)\
&& echo yes)
endif
## The compiler and flags used to compile MELT generated code. For a
## melt plugin to GCC 4.7 or later, that could be a C++ compiler! eg
## make MELTGCC=gcc-4.7 GCCMELT_CC=g++-4.7 hence we add a test if
## $(MELTGCC) was built with C++ or with C
ifndef GCCMELT_CC
ifeq ($(strip $(MELTGCC_BUILD_WITH_CXX)),)
GCCMELT_CC = $(or $(CC),gcc) -Wc++-compat
else
GCCMELT_CC = $(or $(CXX),g++)
endif
endif
GCCMELT_BASE=$(notdir $(basename $(GCCMELT_MODULE_SOURCEBASE)))
GCCMELT_SOURCEDIR=$(dir $(GCCMELT_MODULE_SOURCEBASE))
## FIXME: this probably should be autoconf-ed...
ifeq ($(shell uname),Darwin)
SHARED_LIBRARY_FLAGS=-bundle -undefined dynamic_lookup
else
SHARED_LIBRARY_FLAGS=-shared
endif
##### the lines below are extracted into file melt-module-fragmelt.mk for melt-build.mk or melt-newbuild.mk
## the double underscores lines are used by sed to extract
##__BEGINFRAGMELT
## lines extracted from melt-module.mk
## these flags should only affect the quality of the generated
## binaries. No preprocessor flags please here!
GCCMELT_OPTIMIZED_FLAGS ?= -O1
#could add -Wc++-compat in GCCMELT_QUICKLYBUILT_FLAGS below
GCCMELT_QUICKLYBUILT_FLAGS ?= -O0 -Wall
GCCMELT_DYNAMIC_FLAGS ?= -O0
GCCMELT_DEBUGNOLINE_FLAGS ?= -g
GCCMELT_DESCRIPTOR_FLAGS ?= -O
## these flags are preprocessor flags depending upon the flavor, don't override them without reason
GCCMELT_QUICKLYBUILT_PREPROFLAGS= -DMELTGCC_MODULE_QUICKLYBUILT -DMELT_HAVE_DEBUG=1
GCCMELT_OPTIMIZED_PREPROFLAGS= -DMELTGCC_MODULE_OPTIMIZED -DMELT_HAVE_DEBUG=0
GCCMELT_DEBUGNOLINE_PREPROFLAGS= -DMELTGCC_MODULE_DEBUGNOLINE -DMELTGCC_NOLINENUMBERING -DMELT_HAVE_DEBUG=1
GCCMELT_DYNAMIC_PREPROFLAGS= -DMELTGCC_MODULE_DYNAMIC -DMELTGCC_NOLINENUMBERING -DMELT_HAVE_DEBUG=1 -DMELTGCC_DYNAMIC_OBJSTRUCT
GCCMELT_DESCRIPTOR_PREPROFLAGS= -DMELTGCC_MODULE_DESCRIPTOR
##__ENDFRAGMELT
## the primary C file
GCCMELT_PRIMARY := $(wildcard $(GCCMELT_MODULE_SOURCEBASE).c)
ifeq ($(GCCMELT_PRIMARY),)
$(error Did not found MELT primary file $(GCCMELT_MODULE_SOURCEBASE).c)
endif
## the md5 checksum of the primary file
GCCMELT_PRIMARYMD5:= $(shell $(MD5SUM) $(GCCMELT_PRIMARY) | $(GAWK) '{print $$1}')
## the secondary C files, in order
GCCMELT_SECONDARY_CFILES= $(sort $(wildcard $(GCCMELT_MODULE_SOURCEBASE)+[09]*.c))
## the corresponding checksums
GCCMELT_SECONDARY_MD5SUMS:= $(if $(GCCMELT_SECONDARY_CFILES), \
$(shell $(MD5SUM) $(GCCMELT_SECONDARY_CFILES) | $(GAWK) '{print $$1}'))
## the cumulated checksum
GCCMELT_CUMULATED_MD5 ?= $(shell cat $(GCCMELT_PRIMARY) $(GCCMELT_SECONDARY_CFILES) | $(MD5SUM) | $(GAWK) '{print $$1}')
## the primary object basename
GCCMELT_PRIMARY_MDSUMED_BASE:= $(basename $(notdir $(GCCMELT_PRIMARY))).$(GCCMELT_PRIMARYMD5)
## the secondary objects basenames
GCCMELT_SECONDARY_MDSUMED_BASES := $(join $(basename $(notdir $(GCCMELT_SECONDARY_CFILES))),$(addprefix .,$(GCCMELT_SECONDARY_MD5SUMS)))
################################################################
## if available, include the melt generated make fragment
GCCMELTGEN_BUILD=$(GCCMELT_MODULE_WORKSPACE)/
-include $(GCCMELT_MODULE_SOURCEBASE)+meltbuild.mk
GCCMELT_PACKAGES_CFLAGS=$(if $(MELTGENMOD_PACKAGELIST),$(shell pkg-config --cflags $(MELTGENMOD_PACKAGELIST)))
GCCMELT_PACKAGES_LIBES=$(if $(MELTGENMOD_PACKAGELIST),$(shell pkg-config --libs $(MELTGENMOD_PACKAGELIST)))
################
## rules for meltpic.o object files
## quicklybuilt flavor
$(GCCMELTGEN_BUILD)%.quicklybuilt.meltpic.o:
@echo @+@melt-module quicklybuilt.meltpic at= $@ left= $< question= $? caret= $^ realpathleft= $(realpath $<)
if [ -z "$(filter %.mdsumed.c, $(realpath $<))" ]; then \
$(GCCMELT_CC) $(GCCMELT_QUICKLYBUILT_PREPROFLAGS) \
$(GCCMELT_QUICKLYBUILT_FLAGS) $(GCCMELT_CFLAGS) $(GCCMELT_PACKAGES_CFLAGS) \
-fPIC -c -o $@ $< ; \
else \
GCCMELTGENMDSUMEDPIC=$(GCCMELTGEN_BUILD)$(notdir $(patsubst %.mdsumed.c,%.quicklybuilt.meltmdsumedpic.o,$(realpath $<))); \
echo @+@melt-module quicklybuilt.meltpicmd GCCMELTGENMDSUMEDPIC= $$GCCMELTGENMDSUMEDPIC ; \
$(MAKE) -e -f $(filter %melt-module.mk, $(MAKEFILE_LIST)) $$GCCMELTGENMDSUMEDPIC ; \
$(LN_S) -v -f `realpath $$GCCMELTGENMDSUMEDPIC` $@ ; fi
$(GCCMELTGEN_BUILD)%.quicklybuilt.meltmdsumedpic.o: $(GCCMELTGEN_BUILD)%.mdsumed.c
@echo @+@melt-module quicklybuilt.meltmdsumedpic at= $@ left= $< question= $? caret= $^
$(GCCMELT_CC) $(GCCMELT_QUICKLYBUILT_PREPROFLAGS) \
$(GCCMELT_QUICKLYBUILT_FLAGS) $(GCCMELT_CFLAGS) $(GCCMELT_PACKAGES_CFLAGS) \
-fPIC -c -o $@ $<
## optimized flavor
$(GCCMELTGEN_BUILD)%.optimized.meltpic.o:
@echo @+@melt-module optimized.meltpic at= $@ left= $< question= $? caret= $^ realpathleft= $(realpath $<)
if [ -z "$(filter %.mdsumed.c, $(realpath $<))" ]; then \
$(GCCMELT_CC) $(GCCMELT_OPTIMIZED_PREPROFLAGS) \
$(GCCMELT_OPTIMIZED_FLAGS) $(GCCMELT_CFLAGS) $(GCCMELT_PACKAGES_CFLAGS) \
-fPIC -c -o $@ $< ; \
else \
GCCMELTGENMDSUMEDPIC=$(GCCMELTGEN_BUILD)$(notdir $(patsubst %.mdsumed.c,%.optimized.meltmdsumedpic.o,$(realpath $<))); \
echo @+@melt-module optimized.meltpicmd GCCMELTGENMDSUMEDPIC= $$GCCMELTGENMDSUMEDPIC ; \
$(MAKE) -e -f $(filter %melt-module.mk, $(MAKEFILE_LIST)) $$GCCMELTGENMDSUMEDPIC ; \
$(LN_S) -v -f `realpath $$GCCMELTGENMDSUMEDPIC` $@ ; fi
$(GCCMELTGEN_BUILD)%.optimized.meltmdsumedpic.o: $(GCCMELTGEN_BUILD)%.mdsumed.c
@echo @+@melt-module optimized.meltmdsumedpic at= $@ left= $< question= $? caret= $^
$(GCCMELT_CC) $(GCCMELT_OPTIMIZED_PREPROFLAGS) \
$(GCCMELT_OPTIMIZED_FLAGS) $(GCCMELT_CFLAGS) $(GCCMELT_PACKAGES_CFLAGS) \
-fPIC -c -o $@ $<
## debugnoline flavor
$(GCCMELTGEN_BUILD)%.debugnoline.meltpic.o:
@echo @+@melt-module debugnoline.meltpic at= $@ left= $< question= $? caret= $^ realpathleft= $(realpath $<)
if [ -z "$(filter %.mdsumed.c, $(realpath $<))" ]; then \
$(GCCMELT_CC) $(GCCMELT_DEBUGNOLINE_PREPROFLAGS) \
$(GCCMELT_DEBUGNOLINE_FLAGS) $(GCCMELT_CFLAGS) $(GCCMELT_PACKAGES_CFLAGS) \
-fPIC -c -o $@ $< ; \
else \
GCCMELTGENMDSUMEDPIC=$(GCCMELTGEN_BUILD)$(notdir $(patsubst %.mdsumed.c,%.debugnoline.meltmdsumedpic.o,$(realpath $<))); \
echo @+@melt-module debugnoline.meltpicmd GCCMELTGENMDSUMEDPIC= $$GCCMELTGENMDSUMEDPIC ; \
$(MAKE) -e -f $(filter %melt-module.mk, $(MAKEFILE_LIST)) $$GCCMELTGENMDSUMEDPIC ; \
$(LN_S) -v -f `realpath $$GCCMELTGENMDSUMEDPIC` $@ ; fi
$(GCCMELTGEN_BUILD)%.debugnoline.meltmdsumedpic.o: $(GCCMELTGEN_BUILD)%.mdsumed.c
@echo @+@melt-module debugnoline.meltmdsumedpic at= $@ left= $< question= $? caret= $^
$(GCCMELT_CC) $(GCCMELT_DEBUGNOLINE_PREPROFLAGS) \
$(GCCMELT_DEBUGNOLINE_FLAGS) $(GCCMELT_CFLAGS) $(GCCMELT_PACKAGES_CFLAGS) \
-fPIC -c -o $@ $<
## dynamic flavor
$(GCCMELTGEN_BUILD)%.dynamic.meltpic.o:
@echo @+@melt-module dynamic.meltpic at= $@ left= $< question= $? caret= $^ realpathleft= $(realpath $<)
if [ -z "$(filter %.mdsumed.c, $(realpath $<))" ]; then \
$(GCCMELT_CC) $(GCCMELT_DYNAMIC_PREPROFLAGS) \
$(GCCMELT_DYNAMIC_FLAGS) $(GCCMELT_CFLAGS) $(GCCMELT_PACKAGES_CFLAGS) \
-fPIC -c -o $@ $< ; \
else \
GCCMELTGENMDSUMEDPIC=$(GCCMELTGEN_BUILD)$(notdir $(patsubst %.mdsumed.c,%.dynamic.meltmdsumedpic.o,$(realpath $<))); \
echo @+@melt-module dynamic.meltpicmd GCCMELTGENMDSUMEDPIC= $$GCCMELTGENMDSUMEDPIC ; \
$(MAKE) -e -f $(filter %melt-module.mk, $(MAKEFILE_LIST)) $$GCCMELTGENMDSUMEDPIC ; \
$(LN_S) -v -f `realpath $$GCCMELTGENMDSUMEDPIC` $@ ; fi
$(GCCMELTGEN_BUILD)%.dynamic.meltmdsumedpic.o: $(GCCMELTGEN_BUILD)%.mdsumed.c
@echo @+@melt-module dynamic.meltmdsumedpic at= $@ left= $< question= $? caret= $^
$(GCCMELT_CC) $(GCCMELT_DYNAMIC_PREPROFLAGS) \
$(GCCMELT_DEBUGNOLINE_FLAGS) $(GCCMELT_CFLAGS) $(GCCMELT_PACKAGES_CFLAGS) \
-fPIC -c -o $@ $<
## descriptor quasi-flavor, never symlinked! this is an obsolete rule!
$(GCCMELTGEN_BUILD)%.descr.meltpic.o:
@echo @+@melt-module descr.meltpic @obsoleterule at= $@ left= $< question= $? caret= $^
$(GCCMELT_CC) $(GCCMELT_DESCRIPTOR_PREPROFLAGS) \
$(GCCMELT_DESCRIPTOR_FLAGS) $(GCCMELT_CFLAGS) \
-fPIC -c -o $@ $<
## descriptor quasi-flavor, never symlinked!
$(GCCMELTGEN_BUILD)%.descriptor.meltpic.o:
@echo @+@melt-module descriptor.meltpic at= $@ left= $< question= $? caret= $^
$(GCCMELT_CC) $(GCCMELT_DESCRIPTOR_PREPROFLAGS) \
$(GCCMELT_DESCRIPTOR_FLAGS) $(GCCMELT_CFLAGS) \
-fPIC -c -o $@ $<
################
## rules for meltmod.so shared objects
$(GCCMELTGEN_BUILD)%.quicklybuilt.meltmod.so:
@echo @+@melt-module quicklybuilt.meltmod at= $@ left= $< question= $? caret= $^
$(GCCMELT_CC) -o $@ \
$(GCCMELT_QUICKLYBUILT_FLAGS) $(GCCMELT_CFLAGS) \
-shared $^ $(GCCMELT_PACKAGES_LIBES)
$(GCCMELTGEN_BUILD)%.optimized.meltmod.so:
@echo @+@melt-module optimized.meltmod at= $@ left= $< question= $? caret= $^
$(GCCMELT_CC) -o $@ \
$(GCCMELT_OPTIMIZED_FLAGS) $(GCCMELT_CFLAGS) \
-shared $^ $(GCCMELT_PACKAGES_LIBES)
$(GCCMELTGEN_BUILD)%.debugnoline.meltmod.so:
@echo @+@melt-module debugnoline.meltmod at= $@ left= $< question= $? caret= $^
$(GCCMELT_CC) -o $@ \
$(GCCMELT_DEBUGNOLINE_FLAGS) $(GCCMELT_CFLAGS) \
-shared $^ $(GCCMELT_PACKAGES_LIBES)
$(GCCMELTGEN_BUILD)%.dynamic.meltmod.so:
@echo @+@melt-module dynamic.meltmod at= $@ left= $< question= $? caret= $^
$(GCCMELT_CC) -o $@ \
$(GCCMELT_DYNAMIC_FLAGS) $(GCCMELT_CFLAGS) \
-shared $^ $(GCCMELT_PACKAGES_LIBES)
#### old stuff, useful to compile the gcc/melt/generated/warmelt*.c
$(GCCMELT_MODULE_WORKSPACE)/$(GCCMELT_BASE).$(GCCMELT_CUMULATED_MD5).dynamic.so: \
$(GCCMELT_MODULE_WORKSPACE)/$(GCCMELT_PRIMARY_MDSUMED_BASE).dynamic.pic.o \
$(addsuffix .dynamic.pic.o, $(GCCMELT_MODULE_WORKSPACE)/$(GCCMELT_PRIMARY_MDSUMED_BASE) $(patsubst %,$(GCCMELT_MODULE_WORKSPACE)/%,$(GCCMELT_SECONDARY_MDSUMED_BASES))) \
$(GCCMELT_MODULE_WORKSPACE)/$(basename $(notdir $(GCCMELT_DESC))).$(GCCMELT_CUMULATED_MD5).pic.o
@echo @+@melt-module dynamic.oldmod at= $@ left= $< question= $? caret= $^
$(MAKE) -f $(filter %melt-module.mk, $(MAKEFILE_LIST)) $^ \
GCCMELT_MODULE_SOURCEBASE=$(GCCMELT_MODULE_SOURCEBASE) \
GCCMELT_MODULE_BINARYBASE=$(GCCMELT_MODULE_BINARYBASE) \
GCCMELT_MODULE_WORKSPACE=$(GCCMELT_MODULE_WORKSPACE) \
GCCMELT_MODULE_FLAVOR=$(GCCMELT_MODULE_FLAVOR) \
GCCMELT_CUMULATED_MD5=$(GCCMELT_CUMULATED_MD5)
$(GCCMELT_CC) $(GCCMELT_DYNAMIC_FLAGS) $(GCCMELT_CFLAGS) -fPIC $(SHARED_LIBRARY_FLAGS) -o $@ $^ $(GCCMELT_MODULE_EXTRALIBES)
vpath %.dynamic.pic.o $(GCCMELT_MODULE_WORKSPACE)
$(GCCMELT_MODULE_WORKSPACE)/%.dynamic.pic.o:
@echo @+@melt-module dynamic.oldpic at= $@ left= $< question= $? caret= $^
$(GCCMELT_CC) -DMELTGCC_MODULE_DEBUGNOLINE -DMELT_HAVE_DEBUG=1 -DMELTGCC_DYNAMIC_OBJSTRUCT $(GCCMELT_DYNAMIC_FLAGS) $(GCCMELT_CFLAGS) \
-fPIC -c -o $@ $(patsubst %, $(GCCMELT_SOURCEDIR)%.c, $(basename $(basename $(basename $(basename $(notdir $@))))))
################
$(GCCMELT_MODULE_WORKSPACE)/$(basename $(notdir $(GCCMELT_DESC))).$(GCCMELT_CUMULATED_MD5).pic.o: $(GCCMELT_DESC) $(GCCMELT_TIMEF)
[ -d $(GCCMELT_MODULE_WORKSPACE) ] || mkdir -p $(GCCMELT_MODULE_WORKSPACE)
@echo @+@melt-module descr.oldpic at= $@ left= $< question= $? caret= $^
$(GCCMELT_CC) -DMELTGCC_MODULE_DESCRFILE $(GCCMELT_CFLAGS) -fPIC -c -o $@ $<
################################################################
ifdef MELTGEN_MODULENAME
$(GCCMELT_MODULE_BINARYBASE).$(GCCMELT_MODULE_FLAVOR).so: \
$(GCCMELTGEN_BUILD)$(notdir $(MELTGEN_MODULENAME)).$(GCCMELT_CUMULATED_MD5).$(GCCMELT_MODULE_FLAVOR).meltmod.so
@echo @-@melt-module with MELTGEN_MODULENAME= $(MELTGEN_MODULENAME) left= $< at= $@
## the melt-runtime.c requires the link with the cumulated md5
$(LN_S) -v -f $(realpath $<) $(GCCMELT_MODULE_WORKSPACE)/$(GCCMELT_BASE).$(GCCMELT_CUMULATED_MD5).$(GCCMELT_MODULE_FLAVOR).so
$(LN_S) -v -f $(realpath $<) $@
else
$(GCCMELT_MODULE_BINARYBASE).$(GCCMELT_MODULE_FLAVOR).so: $(GCCMELT_MODULE_WORKSPACE)/$(GCCMELT_BASE).$(GCCMELT_CUMULATED_MD5).$(GCCMELT_MODULE_FLAVOR).so
echo @+@melt-module left= without MELTGEN_MODULENAME $< at= $@
$(LN_S) -v -f $(realpath $<) $@
endif
melt_module: melt_workspace $(GCCMELT_MODULE_BINARYBASE).$(GCCMELT_MODULE_FLAVOR).so
melt_workspace:
@echo @+@melt-module workspace $(GCCMELT_MODULE_WORKSPACE) GCCMELT_PRIMARY_MDSUMED_BASE= $(GCCMELT_PRIMARY_MDSUMED_BASE) GCCMELT_SECONDARY_MDSUMED_BASES= $(GCCMELT_SECONDARY_MDSUMED_BASES) GCCMELT_MODULE_SOURCEBASE= $(GCCMELT_MODULE_SOURCEBASE)
[ -d $(GCCMELT_MODULE_WORKSPACE) ] || mkdir -p $(GCCMELT_MODULE_WORKSPACE)
## eof melt-module.mk
|
