Java example source code file (adlc.make)

This example Java source code file (adlc.make) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

adlc_updater, adlcflags, arch, exec, gammadir, general, generated, generatedfiles, license, objects, outdir, quietly, tempdir, this

The adlc.make Java example source code

#
# Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
# published by the Free Software Foundation.
#
# This code 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
# version 2 for more details (a copy is included in the LICENSE file that
# accompanied this code).
#
# You should have received a copy of the GNU General Public License version
# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
# or visit www.oracle.com if you need additional information or have any
# questions.
#  
#

# This makefile (adlc.make) is included from the adlc.make in the
# build directories.
# It knows how to compile, link, and run the adlc.

include $(GAMMADIR)/make/$(Platform_os_family)/makefiles/rules.make

# #########################################################################

# OUTDIR must be the same as AD_Dir = $(GENERATED)/adfiles in top.make:
GENERATED = ../generated
OUTDIR  = $(GENERATED)/adfiles

ARCH = $(Platform_arch)
OS = $(Platform_os_family)

SOURCE.AD = $(OUTDIR)/$(OS)_$(Platform_arch_model).ad 

ifeq ("${Platform_arch_model}", "${Platform_arch}")
  SOURCES.AD = \
  $(call altsrc-replace,$(HS_COMMON_SRC)/cpu/$(ARCH)/vm/$(Platform_arch_model).ad) 
else
  SOURCES.AD = \
  $(call altsrc-replace,$(HS_COMMON_SRC)/cpu/$(ARCH)/vm/$(Platform_arch_model).ad) \
  $(call altsrc-replace,$(HS_COMMON_SRC)/cpu/$(ARCH)/vm/$(Platform_arch).ad) 
endif

EXEC	= $(OUTDIR)/adlc

# set VPATH so make knows where to look for source files
Src_Dirs_V += $(GAMMADIR)/src/share/vm/adlc
VPATH += $(Src_Dirs_V:%=%:)

# set INCLUDES for C preprocessor
Src_Dirs_I += $(GAMMADIR)/src/share/vm/adlc $(GENERATED)
INCLUDES += $(Src_Dirs_I:%=-I%)

# set flags for adlc compilation
CXXFLAGS = $(SYSDEFS) $(INCLUDES)

# Force assertions on.
CXXFLAGS += -DASSERT

# CFLAGS_WARN holds compiler options to suppress/enable warnings.
# Compiler warnings are treated as errors
ifneq ($(COMPILER_WARNINGS_FATAL),false)
  CFLAGS_WARN = $(WARNINGS_ARE_ERRORS)
endif
CFLAGS += $(CFLAGS_WARN)

OBJECTNAMES = \
	adlparse.o \
	archDesc.o \
	arena.o \
	dfa.o \
	dict2.o \
	filebuff.o \
	forms.o \
	formsopt.o \
	formssel.o \
	main.o \
	adlc-opcodes.o \
	output_c.o \
	output_h.o \

OBJECTS = $(OBJECTNAMES:%=$(OUTDIR)/%)

GENERATEDNAMES = \
        ad_$(Platform_arch_model).cpp \
        ad_$(Platform_arch_model).hpp \
        ad_$(Platform_arch_model)_clone.cpp \
        ad_$(Platform_arch_model)_expand.cpp \
        ad_$(Platform_arch_model)_format.cpp \
        ad_$(Platform_arch_model)_gen.cpp \
        ad_$(Platform_arch_model)_misc.cpp \
        ad_$(Platform_arch_model)_peephole.cpp \
        ad_$(Platform_arch_model)_pipeline.cpp \
        adGlobals_$(Platform_arch_model).hpp \
        dfa_$(Platform_arch_model).cpp \

GENERATEDFILES = $(GENERATEDNAMES:%=$(OUTDIR)/%)

# #########################################################################

all: $(EXEC)

$(EXEC) : $(OBJECTS)
	@echo Making adlc
	$(QUIETLY) $(HOST.LINK_NOPROF.CXX) -o $(EXEC) $(OBJECTS)

# Random dependencies:
$(OBJECTS): opcodes.hpp classes.hpp adlc.hpp adlcVMDeps.hpp adlparse.hpp archDesc.hpp arena.hpp dict2.hpp filebuff.hpp forms.hpp formsopt.hpp formssel.hpp

# The source files refer to ostream.h, which sparcworks calls iostream.h
$(OBJECTS): ostream.h

ostream.h :
	@echo >$@ '#include <iostream.h>'

dump:
	: OUTDIR=$(OUTDIR)
	: OBJECTS=$(OBJECTS)
	: products = $(GENERATEDFILES)

all: $(GENERATEDFILES)

$(GENERATEDFILES): refresh_adfiles

# Get a unique temporary directory name, so multiple makes can run in parallel.
# Note that product files are updated via "mv", which is atomic.
TEMPDIR := $(OUTDIR)/mktmp$(shell echo $$$$)

# Debuggable by default
CFLAGS += -g

# Pass -D flags into ADLC.
ADLCFLAGS += $(SYSDEFS)

# Note "+="; it is a hook so flags.make can add more flags, like -g or -DFOO.
ADLCFLAGS += -q -T

# Normally, debugging is done directly on the ad_<arch>*.cpp files.
# But -g will put #line directives in those files pointing back to <arch>.ad.
# Some builds of gcc 3.2 have a bug that gets tickled by the extra #line directives
# so skip it for 3.2 and ealier.
ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"
ADLCFLAGS += -g
endif

ifdef LP64
ADLCFLAGS += -D_LP64
else
ADLCFLAGS += -U_LP64
endif

#
# adlc_updater is a simple sh script, under sccs control. It is
# used to selectively update generated adlc files. This should
# provide a nice compilation speed improvement.
#
ADLC_UPDATER_DIRECTORY = $(GAMMADIR)/make/$(OS)
ADLC_UPDATER = adlc_updater
$(ADLC_UPDATER): $(ADLC_UPDATER_DIRECTORY)/$(ADLC_UPDATER)
	$(QUIETLY) cp $< $@; chmod +x $@

# This action refreshes all generated adlc files simultaneously.
# The way it works is this:
# 1) create a scratch directory to work in.
# 2) if the current working directory does not have $(ADLC_UPDATER), copy it.
# 3) run the compiled adlc executable. This will create new adlc files in the scratch directory.
# 4) call $(ADLC_UPDATER) on each generated adlc file. It will selectively update changed or missing files.
# 5) If we actually updated any files, echo a notice.
#
refresh_adfiles: $(EXEC) $(SOURCE.AD) $(ADLC_UPDATER)
	@rm -rf $(TEMPDIR); mkdir $(TEMPDIR)
	$(QUIETLY) $(EXEC) $(ADLCFLAGS) $(SOURCE.AD) \
 -c$(TEMPDIR)/ad_$(Platform_arch_model).cpp -h$(TEMPDIR)/ad_$(Platform_arch_model).hpp -a$(TEMPDIR)/dfa_$(Platform_arch_model).cpp -v$(TEMPDIR)/adGlobals_$(Platform_arch_model).hpp \
	    || { rm -rf $(TEMPDIR); exit 1; }
	$(QUIETLY) ./$(ADLC_UPDATER) ad_$(Platform_arch_model).cpp $(TEMPDIR) $(OUTDIR)
	$(QUIETLY) ./$(ADLC_UPDATER) ad_$(Platform_arch_model).hpp $(TEMPDIR) $(OUTDIR)
	$(QUIETLY) ./$(ADLC_UPDATER) ad_$(Platform_arch_model)_clone.cpp $(TEMPDIR) $(OUTDIR)
	$(QUIETLY) ./$(ADLC_UPDATER) ad_$(Platform_arch_model)_expand.cpp $(TEMPDIR) $(OUTDIR)
	$(QUIETLY) ./$(ADLC_UPDATER) ad_$(Platform_arch_model)_format.cpp $(TEMPDIR) $(OUTDIR)
	$(QUIETLY) ./$(ADLC_UPDATER) ad_$(Platform_arch_model)_gen.cpp $(TEMPDIR) $(OUTDIR)
	$(QUIETLY) ./$(ADLC_UPDATER) ad_$(Platform_arch_model)_misc.cpp $(TEMPDIR) $(OUTDIR)
	$(QUIETLY) ./$(ADLC_UPDATER) ad_$(Platform_arch_model)_peephole.cpp $(TEMPDIR) $(OUTDIR)
	$(QUIETLY) ./$(ADLC_UPDATER) ad_$(Platform_arch_model)_pipeline.cpp $(TEMPDIR) $(OUTDIR)
	$(QUIETLY) ./$(ADLC_UPDATER) adGlobals_$(Platform_arch_model).hpp $(TEMPDIR) $(OUTDIR)
	$(QUIETLY) ./$(ADLC_UPDATER) dfa_$(Platform_arch_model).cpp $(TEMPDIR) $(OUTDIR)
	$(QUIETLY) [ -f $(TEMPDIR)/made-change ] \
		|| echo "Rescanned $(SOURCE.AD) but encountered no changes."
	$(QUIETLY) rm -rf $(TEMPDIR)


# #########################################################################

$(SOURCE.AD): $(SOURCES.AD)
	$(QUIETLY) $(PROCESS_AD_FILES) $(SOURCES.AD) > $(SOURCE.AD)

#PROCESS_AD_FILES = cat
# Pass through #line directives, in case user enables -g option above:
PROCESS_AD_FILES = awk '{ \
    if (CUR_FN != FILENAME) { CUR_FN=FILENAME; NR_BASE=NR-1; need_lineno=1 } \
    if (need_lineno && $$0 !~ /\/\//) \
      { print "\n\n\#line " (NR-NR_BASE) " \"" FILENAME "\""; need_lineno=0 }; \
    print }'

$(OUTDIR)/%.o: %.cpp
	@echo Compiling $<
	$(QUIETLY) $(REMOVE_TARGET)
	$(QUIETLY) $(HOST.COMPILE.CXX) -o $@ $< $(COMPILE_DONE)

# Some object files are given a prefix, to disambiguate
# them from objects of the same name built for the VM.
$(OUTDIR)/adlc-%.o: %.cpp
	@echo Compiling $<
	$(QUIETLY) $(REMOVE_TARGET)
	$(QUIETLY) $(HOST.COMPILE.CXX) -o $@ $< $(COMPILE_DONE)

# #########################################################################

clean	:
	rm $(OBJECTS)

cleanall :
	rm $(OBJECTS) $(EXEC)

# #########################################################################

.PHONY: all dump refresh_adfiles clean cleanall