Fri, 16 Dec 2011 11:40:00 -0800
7120038: G1: ParallelGCThreads==0 is broken
Summary: Running G1 with ParallelGCThreads==0 results in various crashes and asserts. Most of these are caused by unguarded references to the worker threads array or an incorrect number of active workers.
Reviewed-by: jmasa, tonyp
duke@435 | 1 | # |
dholmes@2544 | 2 | # Copyright (c) 2006, 2011, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | # |
duke@435 | 5 | # This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | # under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | # published by the Free Software Foundation. |
duke@435 | 8 | # |
duke@435 | 9 | # This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | # version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | # accompanied this code). |
duke@435 | 14 | # |
duke@435 | 15 | # You should have received a copy of the GNU General Public License version |
duke@435 | 16 | # 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | # |
trims@1907 | 19 | # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | # or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | # questions. |
duke@435 | 22 | # |
duke@435 | 23 | # |
duke@435 | 24 | |
duke@435 | 25 | # The common definitions for hotspot builds. |
duke@435 | 26 | |
duke@435 | 27 | # Default to verbose build logs (show all compile lines): |
duke@435 | 28 | MAKE_VERBOSE=y |
duke@435 | 29 | |
duke@435 | 30 | # Make macros for install files or preparing targets |
duke@435 | 31 | CD=cd |
duke@435 | 32 | CP=cp |
duke@435 | 33 | ECHO=echo |
duke@435 | 34 | GREP=grep |
duke@435 | 35 | MKDIR=mkdir |
duke@435 | 36 | MV=mv |
duke@435 | 37 | PWD=pwd |
duke@435 | 38 | RM=rm -f |
duke@435 | 39 | SED=sed |
duke@435 | 40 | TAR=tar |
duke@435 | 41 | ZIPEXE=zip |
duke@435 | 42 | |
duke@435 | 43 | define install-file |
duke@435 | 44 | @$(MKDIR) -p $(@D) |
duke@435 | 45 | @$(RM) $@ |
duke@435 | 46 | $(CP) $< $@ |
duke@435 | 47 | endef |
duke@435 | 48 | define prep-target |
duke@435 | 49 | @$(MKDIR) -p $(@D) |
duke@435 | 50 | @$(RM) $@ |
duke@435 | 51 | endef |
duke@435 | 52 | |
duke@435 | 53 | # Directory paths and user name |
duke@435 | 54 | # Unless GAMMADIR is set on the command line, search upward from |
duke@435 | 55 | # the current directory for a parent directory containing "src/share/vm". |
duke@435 | 56 | # If that fails, look for $GAMMADIR in the environment. |
duke@435 | 57 | # When the tree of subdirs is built, this setting is stored in each flags.make. |
duke@435 | 58 | GAMMADIR := $(shell until ([ -d dev ]&&echo $${GAMMADIR:-/GAMMADIR/}) || ([ -d src/share/vm ]&&pwd); do cd ..; done) |
duke@435 | 59 | HS_SRC_DIR=$(GAMMADIR)/src |
kamg@526 | 60 | HS_MAKE_DIR=$(GAMMADIR)/make |
duke@435 | 61 | HS_BUILD_DIR=$(GAMMADIR)/build |
duke@435 | 62 | |
duke@435 | 63 | ifeq ($(USER),) |
duke@435 | 64 | USER=$(USERNAME) |
duke@435 | 65 | endif |
duke@435 | 66 | |
duke@435 | 67 | # hotspot version definitions |
duke@435 | 68 | include $(GAMMADIR)/make/hotspot_version |
duke@435 | 69 | |
duke@435 | 70 | # Java versions needed |
duke@435 | 71 | ifeq ($(PREVIOUS_JDK_VERSION),) |
duke@435 | 72 | PREVIOUS_JDK_VERSION=$(JDK_PREVIOUS_VERSION) |
duke@435 | 73 | endif |
duke@435 | 74 | ifeq ($(JDK_MAJOR_VERSION),) |
duke@435 | 75 | JDK_MAJOR_VERSION=$(JDK_MAJOR_VER) |
duke@435 | 76 | endif |
duke@435 | 77 | ifeq ($(JDK_MINOR_VERSION),) |
duke@435 | 78 | JDK_MINOR_VERSION=$(JDK_MINOR_VER) |
duke@435 | 79 | endif |
duke@435 | 80 | ifeq ($(JDK_MICRO_VERSION),) |
duke@435 | 81 | JDK_MICRO_VERSION=$(JDK_MICRO_VER) |
duke@435 | 82 | endif |
duke@435 | 83 | ifeq ($(JDK_MKTG_VERSION),) |
duke@435 | 84 | JDK_MKTG_VERSION=$(JDK_MINOR_VERSION).$(JDK_MICRO_VERSION) |
duke@435 | 85 | endif |
duke@435 | 86 | ifeq ($(JDK_VERSION),) |
duke@435 | 87 | JDK_VERSION=$(JDK_MAJOR_VERSION).$(JDK_MINOR_VERSION).$(JDK_MICRO_VERSION) |
duke@435 | 88 | endif |
duke@435 | 89 | ifeq ($(FULL_VERSION),) |
duke@435 | 90 | FULL_VERSION="$(JDK_VERSION)" |
duke@435 | 91 | endif |
duke@435 | 92 | |
duke@435 | 93 | # FULL_VERSION is only used to define JRE_RELEASE_VERSION which is used |
duke@435 | 94 | # as JRE version in VM -Xinternalversion output. |
duke@435 | 95 | ifndef JRE_RELEASE_VERSION |
duke@435 | 96 | JRE_RELEASE_VERSION=$(FULL_VERSION) |
duke@435 | 97 | endif |
duke@435 | 98 | |
duke@435 | 99 | ifndef HOTSPOT_RELEASE_VERSION |
duke@435 | 100 | HOTSPOT_RELEASE_VERSION=$(HS_MAJOR_VER).$(HS_MINOR_VER)-b$(HS_BUILD_NUMBER) |
duke@435 | 101 | endif |
duke@435 | 102 | |
duke@435 | 103 | ifdef HOTSPOT_BUILD_VERSION |
ohair@2319 | 104 | # specified in command line |
duke@435 | 105 | else |
ohair@2319 | 106 | ifdef COOKED_BUILD_NUMBER |
ohair@2319 | 107 | # JRE build |
ohair@2319 | 108 | HOTSPOT_BUILD_VERSION= |
duke@435 | 109 | else |
ohair@2319 | 110 | ifdef USER_RELEASE_SUFFIX |
ohair@2319 | 111 | HOTSPOT_BUILD_VERSION=internal-$(USER_RELEASE_SUFFIX) |
duke@435 | 112 | else |
duke@435 | 113 | HOTSPOT_BUILD_VERSION=internal |
duke@435 | 114 | endif |
duke@435 | 115 | endif |
duke@435 | 116 | endif |
duke@435 | 117 | |
duke@435 | 118 | # Windows should have OS predefined |
duke@435 | 119 | ifeq ($(OS),) |
duke@435 | 120 | OS := $(shell uname -s) |
never@3156 | 121 | ifneq ($(findstring BSD,$(OS)),) |
never@3156 | 122 | OS=bsd |
never@3156 | 123 | endif |
never@3156 | 124 | ifeq ($(OS), Darwin) |
never@3156 | 125 | OS=bsd |
never@3156 | 126 | endif |
duke@435 | 127 | HOST := $(shell uname -n) |
duke@435 | 128 | endif |
duke@435 | 129 | |
never@3156 | 130 | # If not SunOS, not Linux and not BSD, assume Windows |
duke@435 | 131 | ifneq ($(OS), Linux) |
duke@435 | 132 | ifneq ($(OS), SunOS) |
never@3156 | 133 | ifneq ($(OS), bsd) |
never@3156 | 134 | OSNAME=windows |
never@3156 | 135 | else |
never@3156 | 136 | OSNAME=bsd |
never@3156 | 137 | endif |
duke@435 | 138 | else |
duke@435 | 139 | OSNAME=solaris |
duke@435 | 140 | endif |
duke@435 | 141 | else |
duke@435 | 142 | OSNAME=linux |
duke@435 | 143 | endif |
duke@435 | 144 | |
duke@435 | 145 | # Determinations of default make arguments and platform specific settings |
duke@435 | 146 | MAKE_ARGS= |
duke@435 | 147 | |
duke@435 | 148 | # ARCH_DATA_MODEL==64 is equivalent to LP64=1 |
duke@435 | 149 | ifeq ($(ARCH_DATA_MODEL), 64) |
duke@435 | 150 | ifndef LP64 |
duke@435 | 151 | LP64 := 1 |
duke@435 | 152 | endif |
duke@435 | 153 | endif |
duke@435 | 154 | |
duke@435 | 155 | # Defaults set for product build |
duke@435 | 156 | EXPORT_SUBDIR= |
duke@435 | 157 | |
duke@435 | 158 | # Change default /java path if requested |
duke@435 | 159 | ifneq ($(ALT_SLASH_JAVA),) |
duke@435 | 160 | SLASH_JAVA=$(ALT_SLASH_JAVA) |
duke@435 | 161 | endif |
duke@435 | 162 | |
duke@435 | 163 | # Default OUTPUTDIR |
duke@435 | 164 | OUTPUTDIR=$(HS_BUILD_DIR)/$(OSNAME) |
duke@435 | 165 | ifneq ($(ALT_OUTPUTDIR),) |
duke@435 | 166 | OUTPUTDIR=$(ALT_OUTPUTDIR) |
duke@435 | 167 | endif |
duke@435 | 168 | |
duke@435 | 169 | # Find latest promoted JDK area |
duke@435 | 170 | JDK_IMPORT_PATH=$(SLASH_JAVA)/re/j2se/$(JDK_VERSION)/promoted/latest/binaries/$(PLATFORM) |
duke@435 | 171 | ifneq ($(ALT_JDK_IMPORT_PATH),) |
duke@435 | 172 | JDK_IMPORT_PATH=$(ALT_JDK_IMPORT_PATH) |
duke@435 | 173 | endif |
duke@435 | 174 | |
dholmes@2544 | 175 | # Other parts of JDK build may require an import JDK that can be executed |
dholmes@2544 | 176 | # on the build host. For cross-compile builds we also need an import JDK |
dholmes@2544 | 177 | # that matches the target arch, so for that we set ALT_JDK_TARGET_IMPORT_PATH |
dholmes@2544 | 178 | ifneq ($(ALT_JDK_TARGET_IMPORT_PATH),) |
dholmes@2544 | 179 | JDK_IMPORT_PATH=$(ALT_JDK_TARGET_IMPORT_PATH) |
dholmes@2544 | 180 | endif |
dholmes@2544 | 181 | |
duke@435 | 182 | # Find JDK used for javac compiles |
duke@435 | 183 | BOOTDIR=$(SLASH_JAVA)/re/j2se/$(PREVIOUS_JDK_VERSION)/latest/binaries/$(PLATFORM) |
duke@435 | 184 | ifneq ($(ALT_BOOTDIR),) |
duke@435 | 185 | BOOTDIR=$(ALT_BOOTDIR) |
duke@435 | 186 | endif |
duke@435 | 187 | |
duke@435 | 188 | # The platform dependent defs.make defines platform specific variable such |
duke@435 | 189 | # as ARCH, EXPORT_LIST etc. We must place the include here after BOOTDIR is defined. |
kamg@526 | 190 | include $(GAMMADIR)/make/$(OSNAME)/makefiles/defs.make |
duke@435 | 191 | |
duke@435 | 192 | # We are trying to put platform specific defintions |
kamg@526 | 193 | # files to make/$(OSNAME)/makefiles dictory. However |
duke@435 | 194 | # some definitions are common for both linux and solaris, |
duke@435 | 195 | # so we put them here. |
duke@435 | 196 | ifneq ($(OSNAME),windows) |
kamg@526 | 197 | ABS_OUTPUTDIR := $(shell mkdir -p $(OUTPUTDIR); $(CD) $(OUTPUTDIR); $(PWD)) |
duke@435 | 198 | ABS_BOOTDIR := $(shell $(CD) $(BOOTDIR); $(PWD)) |
duke@435 | 199 | ABS_GAMMADIR := $(shell $(CD) $(GAMMADIR); $(PWD)) |
kamg@526 | 200 | ABS_OS_MAKEFILE := $(shell $(CD) $(HS_MAKE_DIR)/$(OSNAME); $(PWD))/Makefile |
duke@435 | 201 | |
duke@435 | 202 | # uname, HotSpot source directory, build directory and JDK use different names |
duke@435 | 203 | # for CPU architectures. |
duke@435 | 204 | # ARCH - uname output |
duke@435 | 205 | # SRCARCH - where to find HotSpot cpu and os_cpu source files |
duke@435 | 206 | # BUILDARCH - build directory |
duke@435 | 207 | # LIBARCH - directory name in JDK/JRE |
duke@435 | 208 | |
duke@435 | 209 | # Use uname output for SRCARCH, but deal with platform differences. If ARCH |
duke@435 | 210 | # is not explicitly listed below, it is treated as x86. |
bobv@2036 | 211 | SRCARCH = $(ARCH/$(filter sparc sparc64 ia64 amd64 x86_64 arm ppc zero,$(ARCH))) |
duke@435 | 212 | ARCH/ = x86 |
duke@435 | 213 | ARCH/sparc = sparc |
duke@435 | 214 | ARCH/sparc64= sparc |
duke@435 | 215 | ARCH/ia64 = ia64 |
duke@435 | 216 | ARCH/amd64 = x86 |
duke@435 | 217 | ARCH/x86_64 = x86 |
bobv@2036 | 218 | ARCH/ppc64 = ppc |
bobv@2036 | 219 | ARCH/ppc = ppc |
bobv@2036 | 220 | ARCH/arm = arm |
never@1445 | 221 | ARCH/zero = zero |
duke@435 | 222 | |
duke@435 | 223 | # BUILDARCH is usually the same as SRCARCH, except for sparcv9 |
duke@435 | 224 | BUILDARCH = $(SRCARCH) |
duke@435 | 225 | ifeq ($(BUILDARCH), x86) |
duke@435 | 226 | ifdef LP64 |
duke@435 | 227 | BUILDARCH = amd64 |
duke@435 | 228 | else |
duke@435 | 229 | BUILDARCH = i486 |
duke@435 | 230 | endif |
duke@435 | 231 | endif |
duke@435 | 232 | ifeq ($(BUILDARCH), sparc) |
duke@435 | 233 | ifdef LP64 |
duke@435 | 234 | BUILDARCH = sparcv9 |
duke@435 | 235 | endif |
duke@435 | 236 | endif |
duke@435 | 237 | |
duke@435 | 238 | # LIBARCH is 1:1 mapping from BUILDARCH |
duke@435 | 239 | LIBARCH = $(LIBARCH/$(BUILDARCH)) |
duke@435 | 240 | LIBARCH/i486 = i386 |
duke@435 | 241 | LIBARCH/amd64 = amd64 |
duke@435 | 242 | LIBARCH/sparc = sparc |
duke@435 | 243 | LIBARCH/sparcv9 = sparcv9 |
duke@435 | 244 | LIBARCH/ia64 = ia64 |
bobv@2036 | 245 | LIBARCH/ppc64 = ppc |
bobv@2036 | 246 | LIBARCH/ppc = ppc |
bobv@2036 | 247 | LIBARCH/arm = arm |
never@1445 | 248 | LIBARCH/zero = $(ZERO_LIBARCH) |
duke@435 | 249 | |
never@1445 | 250 | LP64_ARCH = sparcv9 amd64 ia64 zero |
duke@435 | 251 | endif |
duke@435 | 252 | |
duke@435 | 253 | # Required make macro settings for all platforms |
duke@435 | 254 | MAKE_ARGS += JAVA_HOME=$(ABS_BOOTDIR) |
xlu@663 | 255 | MAKE_ARGS += OUTPUTDIR=$(ABS_OUTPUTDIR) |
duke@435 | 256 | MAKE_ARGS += GAMMADIR=$(ABS_GAMMADIR) |
duke@435 | 257 | MAKE_ARGS += MAKE_VERBOSE=$(MAKE_VERBOSE) |
duke@435 | 258 | MAKE_ARGS += HOTSPOT_RELEASE_VERSION=$(HOTSPOT_RELEASE_VERSION) |
duke@435 | 259 | MAKE_ARGS += JRE_RELEASE_VERSION=$(JRE_RELEASE_VERSION) |
duke@435 | 260 | |
duke@435 | 261 | # Pass HOTSPOT_BUILD_VERSION as argument to OS specific Makefile |
duke@435 | 262 | # to overwrite the default definition since OS specific Makefile also |
duke@435 | 263 | # includes this make/defs.make file. |
duke@435 | 264 | MAKE_ARGS += HOTSPOT_BUILD_VERSION=$(HOTSPOT_BUILD_VERSION) |
duke@435 | 265 | |
duke@435 | 266 | # Select name of export directory |
duke@435 | 267 | EXPORT_PATH=$(OUTPUTDIR)/export-$(PLATFORM)$(EXPORT_SUBDIR) |
duke@435 | 268 | ifneq ($(ALT_EXPORT_PATH),) |
duke@435 | 269 | EXPORT_PATH=$(ALT_EXPORT_PATH) |
duke@435 | 270 | endif |
duke@435 | 271 | |
duke@435 | 272 | # Default jdk image if one is created for you with create_jdk |
duke@435 | 273 | JDK_IMAGE_DIR=$(OUTPUTDIR)/jdk-$(PLATFORM) |
duke@435 | 274 | |
duke@435 | 275 | # Various export sub directories |
duke@435 | 276 | EXPORT_INCLUDE_DIR = $(EXPORT_PATH)/include |
duke@435 | 277 | EXPORT_DOCS_DIR = $(EXPORT_PATH)/docs |
duke@435 | 278 | EXPORT_LIB_DIR = $(EXPORT_PATH)/lib |
duke@435 | 279 | EXPORT_JRE_DIR = $(EXPORT_PATH)/jre |
duke@435 | 280 | EXPORT_JRE_BIN_DIR = $(EXPORT_JRE_DIR)/bin |
duke@435 | 281 | EXPORT_JRE_LIB_DIR = $(EXPORT_JRE_DIR)/lib |
duke@435 | 282 | EXPORT_JRE_LIB_ARCH_DIR = $(EXPORT_JRE_LIB_DIR)/$(LIBARCH) |
duke@435 | 283 | |
dcubed@3202 | 284 | # non-universal macosx builds need to appear universal |
dcubed@3202 | 285 | ifeq ($(OS_VENDOR), Darwin) |
dcubed@3202 | 286 | ifneq ($(MACOSX_UNIVERSAL), true) |
dcubed@3202 | 287 | EXPORT_JRE_LIB_ARCH_DIR = $(EXPORT_JRE_LIB_DIR) |
dcubed@3202 | 288 | endif |
dcubed@3202 | 289 | endif |
dcubed@3202 | 290 | |
duke@435 | 291 | # Common export list of files |
duke@435 | 292 | EXPORT_LIST += $(EXPORT_INCLUDE_DIR)/jvmti.h |
dcubed@1619 | 293 | EXPORT_LIST += $(EXPORT_INCLUDE_DIR)/jvmticmlr.h |
duke@435 | 294 | EXPORT_LIST += $(EXPORT_INCLUDE_DIR)/jni.h |
duke@435 | 295 | EXPORT_LIST += $(EXPORT_INCLUDE_DIR)/$(JDK_INCLUDE_SUBDIR)/jni_md.h |
duke@435 | 296 | EXPORT_LIST += $(EXPORT_INCLUDE_DIR)/jmm.h |