Java example source code file (vm.make)
The vm.make Java example source code
#
# Copyright (c) 1998, 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.
#
#
# Rules to build JVM and related libraries, included from vm.make in the build
# directory.
# Common build rules.
MAKEFILES_DIR=$(GAMMADIR)/make/$(Platform_os_family)/makefiles
include $(MAKEFILES_DIR)/rules.make
include $(GAMMADIR)/make/altsrc.make
default: build
#----------------------------------------------------------------------
# Defs
GENERATED = ../generated
DEP_DIR = $(GENERATED)/dependencies
# reads the generated files defining the set of .o's and the .o .h dependencies
-include $(DEP_DIR)/*.d
# read machine-specific adjustments (%%% should do this via buildtree.make?)
include $(MAKEFILES_DIR)/$(BUILDARCH).make
# set VPATH so make knows where to look for source files
# Src_Dirs_V is everything in src/share/vm/*, plus the right os/*/vm and cpu/*/vm
# The adfiles directory contains ad_<arch>.[ch]pp.
# The jvmtifiles directory contains jvmti*.[ch]pp
Src_Dirs_V += $(GENERATED)/adfiles $(GENERATED)/jvmtifiles $(GENERATED)/tracefiles
VPATH += $(Src_Dirs_V:%=%:)
# set INCLUDES for C preprocessor
Src_Dirs_I += $(GENERATED)
INCLUDES += $(Src_Dirs_I:%=-I%)
# SYMFLAG is used by {dtrace,jsig,saproc}.make.
ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
# always build with debug info when we can create .debuginfo files
# and disable 'lazy debug info' so the .so has everything.
SYMFLAG = -g -xs
else
ifeq (${VERSION}, debug)
SYMFLAG = -g
else
SYMFLAG =
endif
endif
# The following variables are defined in the generated flags.make file.
BUILD_VERSION = -DHOTSPOT_RELEASE_VERSION="\"$(HS_BUILD_VER)\""
JRE_VERSION = -DJRE_RELEASE_VERSION="\"$(JRE_RELEASE_VER)\""
HS_LIB_ARCH = -DHOTSPOT_LIB_ARCH=\"$(LIBARCH)\"
BUILD_TARGET = -DHOTSPOT_BUILD_TARGET="\"$(TARGET)\""
BUILD_USER = -DHOTSPOT_BUILD_USER="\"$(HOTSPOT_BUILD_USER)\""
VM_DISTRO = -DHOTSPOT_VM_DISTRO="\"$(HOTSPOT_VM_DISTRO)\""
CXXFLAGS = \
${SYSDEFS} \
${INCLUDES} \
${BUILD_VERSION} \
${BUILD_TARGET} \
${BUILD_USER} \
${HS_LIB_ARCH} \
${VM_DISTRO}
# This is VERY important! The version define must only be supplied to vm_version.o
# If not, ccache will not re-use the cache at all, since the version string might contain
# a time and date.
CXXFLAGS/vm_version.o += ${JRE_VERSION}
CXXFLAGS/BYFILE = $(CXXFLAGS/$@)
# File specific flags
CXXFLAGS += $(CXXFLAGS/BYFILE)
# Large File Support
ifneq ($(LP64), 1)
CXXFLAGS/ostream.o += -D_FILE_OFFSET_BITS=64
endif # ifneq ($(LP64), 1)
# CFLAGS_WARN holds compiler options to suppress/enable warnings.
CFLAGS += $(CFLAGS_WARN)
# Do not use C++ exception handling
CFLAGS += $(CFLAGS/NOEX)
# Extra flags from gnumake's invocation or environment
CFLAGS += $(EXTRA_CFLAGS)
# Math Library (libm.so), do not use -lm.
# There might be two versions of libm.so on the build system:
# libm.so.1 and libm.so.2, and we want libm.so.1.
# Depending on the Solaris release being used to build with,
# /usr/lib/libm.so could point at a libm.so.2, so we are
# explicit here so that the libjvm.so you have built will work on an
# older Solaris release that might not have libm.so.2.
# This is a critical factor in allowing builds on Solaris 10 or newer
# to run on Solaris 8 or 9.
#
LIBM=/usr/lib$(ISA_DIR)/libm.so.1
ifeq ("${Platform_compiler}", "sparcWorks")
# The whole megilla:
ifeq ($(shell expr $(COMPILER_REV_NUMERIC) \>= 505), 1)
# Old Comment: List the libraries in the order the compiler was designed for
# Not sure what the 'designed for' comment is referring too above.
# The order may not be too significant anymore, but I have placed this
# older libm before libCrun, just to make sure it's found and used first.
LIBS += -lsocket -lsched -ldl $(LIBM) -lCrun -lthread -ldoor -lc -ldemangle
else
ifeq ($(COMPILER_REV_NUMERIC), 502)
# SC6.1 has it's own libm.so: specifying anything else provokes a name conflict.
LIBS += -ldl -lthread -lsocket -lm -lsched -ldoor -ldemangle
else
LIBS += -ldl -lthread -lsocket $(LIBM) -lsched -ldoor -ldemangle
endif # 502
endif # 505
else
LIBS += -lsocket -lsched -ldl $(LIBM) -lthread -lc -ldemangle
endif # sparcWorks
LIBS += -lkstat
# By default, link the *.o into the library, not the executable.
LINK_INTO$(LINK_INTO) = LIBJVM
JDK_LIBDIR = $(JAVA_HOME)/jre/lib/$(LIBARCH)
#----------------------------------------------------------------------
# jvm_db & dtrace
include $(MAKEFILES_DIR)/dtrace.make
#----------------------------------------------------------------------
# add_gnu_debuglink tool
include $(MAKEFILES_DIR)/add_gnu_debuglink.make
#----------------------------------------------------------------------
# fix_empty_sec_hdr_flags tool
include $(MAKEFILES_DIR)/fix_empty_sec_hdr_flags.make
#----------------------------------------------------------------------
# JVM
JVM = jvm
LIBJVM = lib$(JVM).so
LIBJVM_DEBUGINFO = lib$(JVM).debuginfo
LIBJVM_DIZ = lib$(JVM).diz
SPECIAL_PATHS:=adlc c1 dist gc_implementation opto shark libadt
SOURCE_PATHS=\
$(shell find $(HS_COMMON_SRC)/share/vm/* -type d \! \
\( -name DUMMY $(foreach dir,$(SPECIAL_PATHS),-o -name $(dir)) \))
SOURCE_PATHS+=$(HS_COMMON_SRC)/os/$(Platform_os_family)/vm
SOURCE_PATHS+=$(HS_COMMON_SRC)/os/posix/vm
SOURCE_PATHS+=$(HS_COMMON_SRC)/cpu/$(Platform_arch)/vm
SOURCE_PATHS+=$(HS_COMMON_SRC)/os_cpu/$(Platform_os_arch)/vm
CORE_PATHS=$(foreach path,$(SOURCE_PATHS),$(call altsrc,$(path)) $(path))
CORE_PATHS+=$(GENERATED)/jvmtifiles $(GENERATED)/tracefiles
ifneq ($(INCLUDE_TRACE), false)
CORE_PATHS+=$(shell if [ -d $(HS_ALT_SRC)/share/vm/jfr ]; then \
find $(HS_ALT_SRC)/share/vm/jfr -type d; \
fi)
endif
COMPILER1_PATHS := $(call altsrc,$(HS_COMMON_SRC)/share/vm/c1)
COMPILER1_PATHS += $(HS_COMMON_SRC)/share/vm/c1
COMPILER2_PATHS := $(call altsrc,$(HS_COMMON_SRC)/share/vm/opto)
COMPILER2_PATHS += $(call altsrc,$(HS_COMMON_SRC)/share/vm/libadt)
COMPILER2_PATHS += $(HS_COMMON_SRC)/share/vm/opto
COMPILER2_PATHS += $(HS_COMMON_SRC)/share/vm/libadt
COMPILER2_PATHS += $(GENERATED)/adfiles
# Include dirs per type.
Src_Dirs/CORE := $(CORE_PATHS)
Src_Dirs/COMPILER1 := $(CORE_PATHS) $(COMPILER1_PATHS)
Src_Dirs/COMPILER2 := $(CORE_PATHS) $(COMPILER2_PATHS)
Src_Dirs/TIERED := $(CORE_PATHS) $(COMPILER1_PATHS) $(COMPILER2_PATHS)
Src_Dirs/ZERO := $(CORE_PATHS)
Src_Dirs/SHARK := $(CORE_PATHS)
Src_Dirs := $(Src_Dirs/$(TYPE))
COMPILER2_SPECIFIC_FILES := opto libadt bcEscapeAnalyzer.cpp c2_\* runtime_\*
COMPILER1_SPECIFIC_FILES := c1_\*
SHARK_SPECIFIC_FILES := shark
ZERO_SPECIFIC_FILES := zero
# Always exclude these.
Src_Files_EXCLUDE := dtrace jsig.c jvmtiEnvRecommended.cpp jvmtiEnvStub.cpp
# Exclude per type.
Src_Files_EXCLUDE/CORE := $(COMPILER1_SPECIFIC_FILES) $(COMPILER2_SPECIFIC_FILES) $(ZERO_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES) ciTypeFlow.cpp
Src_Files_EXCLUDE/COMPILER1 := $(COMPILER2_SPECIFIC_FILES) $(ZERO_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES) ciTypeFlow.cpp
Src_Files_EXCLUDE/COMPILER2 := $(COMPILER1_SPECIFIC_FILES) $(ZERO_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES)
Src_Files_EXCLUDE/TIERED := $(ZERO_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES)
Src_Files_EXCLUDE/ZERO := $(COMPILER1_SPECIFIC_FILES) $(COMPILER2_SPECIFIC_FILES) $(SHARK_SPECIFIC_FILES) ciTypeFlow.cpp
Src_Files_EXCLUDE/SHARK := $(COMPILER1_SPECIFIC_FILES) $(COMPILER2_SPECIFIC_FILES) $(ZERO_SPECIFIC_FILES)
Src_Files_EXCLUDE += $(Src_Files_EXCLUDE/$(TYPE))
# Special handling of arch model.
ifeq ($(Platform_arch_model), x86_32)
Src_Files_EXCLUDE += \*x86_64\*
endif
ifeq ($(Platform_arch_model), x86_64)
Src_Files_EXCLUDE += \*x86_32\*
endif
# Locate all source files in the given directory, excluding files in Src_Files_EXCLUDE.
define findsrc
$(notdir $(shell find $(1)/. ! -name . -prune \
-a \( -name \*.c -o -name \*.cpp -o -name \*.s \) \
-a ! \( -name DUMMY $(addprefix -o -name ,$(Src_Files_EXCLUDE)) \)))
endef
Src_Files := $(foreach e,$(Src_Dirs),$(call findsrc,$(e)))
Obj_Files = $(sort $(addsuffix .o,$(basename $(Src_Files))))
JVM_OBJ_FILES = $(Obj_Files) $(DTRACE_OBJS)
vm_version.o: $(filter-out vm_version.o,$(JVM_OBJ_FILES))
mapfile : $(MAPFILE) $(MAPFILE_DTRACE_OPT) vm.def
rm -f $@
cat $(MAPFILE) $(MAPFILE_DTRACE_OPT) \
| $(NAWK) '{ \
if ($$0 ~ "INSERT VTABLE SYMBOLS HERE") { \
system ("cat vm.def"); \
} else { \
print $$0; \
} \
}' > $@
mapfile_extended : mapfile $(MAPFILE_DTRACE_OPT)
rm -f $@
cat $^ > $@
vm.def: $(Obj_Files)
sh $(GAMMADIR)/make/solaris/makefiles/build_vm_def.sh *.o > $@
ifeq ($(LINK_INTO),AOUT)
LIBJVM.o =
LIBJVM_MAPFILE =
LIBS_VM = $(LIBS)
else
LIBJVM.o = $(JVM_OBJ_FILES)
LIBJVM_MAPFILE$(LDNOMAP) = mapfile_extended
LFLAGS_VM$(LDNOMAP) += $(MAPFLAG:FILENAME=$(LIBJVM_MAPFILE))
LFLAGS_VM += $(SONAMEFLAG:SONAME=$(LIBJVM))
ifndef USE_GCC
LIBS_VM = $(LIBS)
else
# JVM is statically linked with libgcc[_s] and libstdc++; this is needed to
# get around library dependency and compatibility issues. Must use gcc not
# g++ to link.
LFLAGS_VM += $(STATIC_LIBGCC)
LIBS_VM += $(STATIC_STDCXX) $(LIBS)
endif
endif
ifdef USE_GCC
LINK_VM = $(LINK_LIB.CC)
else
LINK_VM = $(LINK_LIB.CXX)
endif
# making the library:
$(LIBJVM): $(ADD_GNU_DEBUGLINK) $(FIX_EMPTY_SEC_HDR_FLAGS) $(LIBJVM.o) $(LIBJVM_MAPFILE)
ifeq ($(filter -sbfast -xsbfast, $(CFLAGS_BROWSE)),)
@echo Linking vm...
$(QUIETLY) $(LINK_LIB.CXX/PRE_HOOK)
$(QUIETLY) $(LINK_VM) $(LFLAGS_VM) -o $@ $(sort $(LIBJVM.o)) $(LIBS_VM)
$(QUIETLY) $(LINK_LIB.CXX/POST_HOOK)
$(QUIETLY) rm -f $@.1 && ln -s $@ $@.1
ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
# gobjcopy crashes on "empty" section headers with the SHF_ALLOC flag set.
# Clear the SHF_ALLOC flag (if set) from empty section headers.
# An empty section header has sh_addr == 0 and sh_size == 0.
# This problem has only been seen on Solaris X64, but we call this tool
# on all Solaris builds just in case.
$(QUIETLY) $(FIX_EMPTY_SEC_HDR_FLAGS) $@
$(QUIETLY) $(OBJCOPY) --only-keep-debug $@ $(LIBJVM_DEBUGINFO)
# $(OBJCOPY) --add-gnu-debuglink=... corrupts SUNW_* sections.
# Use $(ADD_GNU_DEBUGLINK) until a fixed $(OBJCOPY) is available.
# $(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJVM_DEBUGINFO) $@
$(QUIETLY) $(ADD_GNU_DEBUGLINK) $(LIBJVM_DEBUGINFO) $@
ifeq ($(STRIP_POLICY),all_strip)
$(QUIETLY) $(STRIP) $@
else
ifeq ($(STRIP_POLICY),min_strip)
$(QUIETLY) $(STRIP) -x $@
# implied else here is no stripping at all
endif
endif
ifeq ($(ZIP_DEBUGINFO_FILES),1)
$(ZIPEXE) -q -y $(LIBJVM_DIZ) $(LIBJVM_DEBUGINFO)
$(RM) $(LIBJVM_DEBUGINFO)
endif
endif
endif # filter -sbfast -xsbfast
DEST_SUBDIR = $(JDK_LIBDIR)/$(VM_SUBDIR)
DEST_JVM = $(DEST_SUBDIR)/$(LIBJVM)
DEST_JVM_DEBUGINFO = $(DEST_SUBDIR)/$(LIBJVM_DEBUGINFO)
DEST_JVM_DIZ = $(DEST_SUBDIR)/$(LIBJVM_DIZ)
install_jvm: $(LIBJVM)
@echo "Copying $(LIBJVM) to $(DEST_JVM)"
$(QUIETLY) test -f $(LIBJVM_DEBUGINFO) && \
cp -f $(LIBJVM_DEBUGINFO) $(DEST_JVM_DEBUGINFO)
$(QUIETLY) test -f $(LIBJVM_DIZ) && \
cp -f $(LIBJVM_DIZ) $(DEST_JVM_DIZ)
$(QUIETLY) cp -f $(LIBJVM) $(DEST_JVM) && echo "Done"
#----------------------------------------------------------------------
# Other files
# Signal interposition library
include $(MAKEFILES_DIR)/jsig.make
# Serviceability agent
include $(MAKEFILES_DIR)/saproc.make
#----------------------------------------------------------------------
build: $(LIBJVM) $(LAUNCHER) $(LIBJSIG) $(LIBJVM_DB) $(LIBJVM_DTRACE) $(BUILDLIBSAPROC) dtraceCheck
install: install_jvm install_jsig install_saproc
.PHONY: default build install install_jvm
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