1 # 2 # Copyright (c) 2006, 2013, Oracle and/or its affiliates. All rights reserved. 3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 # 5 # This code is free software; you can redistribute it and/or modify it 6 # under the terms of the GNU General Public License version 2 only, as 7 # published by the Free Software Foundation. 8 # 9 # This code is distributed in the hope that it will be useful, but WITHOUT 10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 # version 2 for more details (a copy is included in the LICENSE file that 13 # accompanied this code). 14 # 15 # You should have received a copy of the GNU General Public License version 16 # 2 along with this work; if not, write to the Free Software Foundation, 17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 # 19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 # or visit www.oracle.com if you need additional information or have any 21 # questions. 22 # 23 # 24 25 # The common definitions for hotspot linux builds. 26 # Include the top level defs.make under make directory instead of this one. 27 # This file is included into make/defs.make. 28 29 SLASH_JAVA ?= /java 30 31 # Need PLATFORM (os-arch combo names) for jdk and hotspot, plus libarch name 32 33 # ARCH can be set explicitly in spec.gmk 34 ifndef ARCH 35 ARCH := $(shell uname -m) 36 # Fold little endian PowerPC64 into big-endian (if ARCH is set in 37 # hotspot-spec.gmk, this will be done by the configure script). 38 ifeq ($(ARCH),ppc64le) 39 ARCH := ppc64 40 endif 41 endif 42 43 PATH_SEP ?= : 44 45 ifeq ($(LP64), 1) 46 ARCH_DATA_MODEL ?= 64 47 else 48 ARCH_DATA_MODEL ?= 32 49 endif 50 51 # zero 52 ifeq ($(findstring true, $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK)), true) 53 ifeq ($(ARCH_DATA_MODEL), 64) 54 MAKE_ARGS += LP64=1 55 endif 56 PLATFORM = linux-zero 57 VM_PLATFORM = linux_$(subst i386,i486,$(ZERO_LIBARCH)) 58 HS_ARCH = zero 59 ARCH = zero 60 endif 61 62 # ia64 63 ifeq ($(ARCH), ia64) 64 ARCH_DATA_MODEL = 64 65 MAKE_ARGS += LP64=1 66 PLATFORM = linux-ia64 67 VM_PLATFORM = linux_ia64 68 HS_ARCH = ia64 69 endif 70 71 # sparc 72 ifeq ($(ARCH), sparc64) 73 ifeq ($(ARCH_DATA_MODEL), 64) 74 ARCH_DATA_MODEL = 64 75 MAKE_ARGS += LP64=1 76 PLATFORM = linux-sparcv9 77 VM_PLATFORM = linux_sparcv9 78 else 79 ARCH_DATA_MODEL = 32 80 PLATFORM = linux-sparc 81 VM_PLATFORM = linux_sparc 82 endif 83 HS_ARCH = sparc 84 endif 85 86 # amd64/x86_64 87 ifneq (,$(findstring $(ARCH), amd64 x86_64)) 88 ifeq ($(ARCH_DATA_MODEL), 64) 89 ARCH_DATA_MODEL = 64 90 MAKE_ARGS += LP64=1 91 PLATFORM = linux-amd64 92 VM_PLATFORM = linux_amd64 93 HS_ARCH = x86 94 else 95 ARCH_DATA_MODEL = 32 96 PLATFORM = linux-i586 97 VM_PLATFORM = linux_i486 98 HS_ARCH = x86 99 # We have to reset ARCH to i686 since SRCARCH relies on it 100 ARCH = i686 101 endif 102 endif 103 104 # i686/i586 ie 32-bit x86 105 ifneq (,$(findstring $(ARCH), i686 i586)) 106 ARCH_DATA_MODEL = 32 107 PLATFORM = linux-i586 108 VM_PLATFORM = linux_i486 109 HS_ARCH = x86 110 endif 111 112 # ARM 113 ifeq ($(ARCH), arm) 114 ARCH_DATA_MODEL = 32 115 PLATFORM = linux-arm 116 VM_PLATFORM = linux_arm 117 HS_ARCH = arm 118 endif 119 120 # PPC 121 ifeq ($(ARCH), ppc) 122 ARCH_DATA_MODEL = 32 123 PLATFORM = linux-ppc 124 VM_PLATFORM = linux_ppc 125 HS_ARCH = ppc 126 endif 127 128 # PPC64 129 ifeq ($(ARCH), ppc64) 130 ARCH_DATA_MODEL = 64 131 MAKE_ARGS += LP64=1 132 PLATFORM = linux-ppc64 133 VM_PLATFORM = linux_ppc64 134 HS_ARCH = ppc 135 endif 136 137 # On 32 bit linux we build server and client, on 64 bit just server. 138 ifeq ($(JVM_VARIANTS),) 139 ifeq ($(ARCH_DATA_MODEL), 32) 140 JVM_VARIANTS:=client,server 141 JVM_VARIANT_CLIENT:=true 142 JVM_VARIANT_SERVER:=true 143 else 144 JVM_VARIANTS:=server 145 JVM_VARIANT_SERVER:=true 146 endif 147 endif 148 149 # determine if HotSpot is being built in JDK6 or earlier version 150 JDK6_OR_EARLIER=0 151 ifeq "$(shell expr \( '$(JDK_MAJOR_VERSION)' != '' \& '$(JDK_MINOR_VERSION)' != '' \& '$(JDK_MICRO_VERSION)' != '' \))" "1" 152 # if the longer variable names (newer build style) are set, then check those 153 ifeq "$(shell expr \( $(JDK_MAJOR_VERSION) = 1 \& $(JDK_MINOR_VERSION) \< 7 \))" "1" 154 JDK6_OR_EARLIER=1 155 endif 156 else 157 # the longer variables aren't set so check the shorter variable names 158 ifeq "$(shell expr \( '$(JDK_MAJOR_VER)' = 1 \& '$(JDK_MINOR_VER)' \< 7 \))" "1" 159 JDK6_OR_EARLIER=1 160 endif 161 endif 162 163 ifeq ($(JDK6_OR_EARLIER),0) 164 # Full Debug Symbols is supported on JDK7 or newer. 165 # The Full Debug Symbols (FDS) default for BUILD_FLAVOR == product 166 # builds is enabled with debug info files ZIP'ed to save space. For 167 # BUILD_FLAVOR != product builds, FDS is always enabled, after all a 168 # debug build without debug info isn't very useful. 169 # The ZIP_DEBUGINFO_FILES option only has meaning when FDS is enabled. 170 # 171 # If you invoke a build with FULL_DEBUG_SYMBOLS=0, then FDS will be 172 # disabled for a BUILD_FLAVOR == product build. 173 # 174 # Note: Use of a different variable name for the FDS override option 175 # versus the FDS enabled check is intentional (FULL_DEBUG_SYMBOLS 176 # versus ENABLE_FULL_DEBUG_SYMBOLS). For auto build systems that pass 177 # in options via environment variables, use of distinct variables 178 # prevents strange behaviours. For example, in a BUILD_FLAVOR != 179 # product build, the FULL_DEBUG_SYMBOLS environment variable will be 180 # 0, but the ENABLE_FULL_DEBUG_SYMBOLS make variable will be 1. If 181 # the same variable name is used, then different values can be picked 182 # up by different parts of the build. Just to be clear, we only need 183 # two variable names because the incoming option value can be 184 # overridden in some situations, e.g., a BUILD_FLAVOR != product 185 # build. 186 187 # Due to the multiple sub-make processes that occur this logic gets 188 # executed multiple times. We reduce the noise by at least checking that 189 # BUILD_FLAVOR has been set. 190 ifneq ($(BUILD_FLAVOR),) 191 ifeq ($(BUILD_FLAVOR), product) 192 FULL_DEBUG_SYMBOLS ?= 1 193 ENABLE_FULL_DEBUG_SYMBOLS = $(FULL_DEBUG_SYMBOLS) 194 else 195 # debug variants always get Full Debug Symbols (if available) 196 ENABLE_FULL_DEBUG_SYMBOLS = 1 197 endif 198 _JUNK_ := $(shell \ 199 echo >&2 "INFO: ENABLE_FULL_DEBUG_SYMBOLS=$(ENABLE_FULL_DEBUG_SYMBOLS)") 200 # since objcopy is optional, we set ZIP_DEBUGINFO_FILES later 201 202 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 203 # Default OBJCOPY comes from GNU Binutils on Linux 204 ifeq ($(CROSS_COMPILE_ARCH),) 205 DEF_OBJCOPY=/usr/bin/objcopy 206 else 207 # Assume objcopy is part of the cross-compilation toolset 208 ifneq ($(ALT_COMPILER_PATH),) 209 DEF_OBJCOPY=$(ALT_COMPILER_PATH)/objcopy 210 endif 211 endif 212 OBJCOPY=$(shell test -x $(DEF_OBJCOPY) && echo $(DEF_OBJCOPY)) 213 ifneq ($(ALT_OBJCOPY),) 214 _JUNK_ := $(shell echo >&2 "INFO: ALT_OBJCOPY=$(ALT_OBJCOPY)") 215 OBJCOPY=$(shell test -x $(ALT_OBJCOPY) && echo $(ALT_OBJCOPY)) 216 endif 217 218 ifeq ($(OBJCOPY),) 219 _JUNK_ := $(shell \ 220 echo >&2 "INFO: no objcopy cmd found so cannot create .debuginfo files. You may need to set ALT_OBJCOPY.") 221 ENABLE_FULL_DEBUG_SYMBOLS=0 222 _JUNK_ := $(shell \ 223 echo >&2 "INFO: ENABLE_FULL_DEBUG_SYMBOLS=$(ENABLE_FULL_DEBUG_SYMBOLS)") 224 else 225 _JUNK_ := $(shell \ 226 echo >&2 "INFO: $(OBJCOPY) cmd found so will create .debuginfo files.") 227 228 # Library stripping policies for .debuginfo configs: 229 # all_strip - strips everything from the library 230 # min_strip - strips most stuff from the library; leaves minimum symbols 231 # no_strip - does not strip the library at all 232 # 233 # Oracle security policy requires "all_strip". A waiver was granted on 234 # 2011.09.01 that permits using "min_strip" in the Java JDK and Java JRE. 235 # 236 # Currently, STRIP_POLICY is only used when Full Debug Symbols is enabled. 237 # 238 STRIP_POLICY ?= min_strip 239 240 _JUNK_ := $(shell \ 241 echo >&2 "INFO: STRIP_POLICY=$(STRIP_POLICY)") 242 243 ZIP_DEBUGINFO_FILES ?= 1 244 245 _JUNK_ := $(shell \ 246 echo >&2 "INFO: ZIP_DEBUGINFO_FILES=$(ZIP_DEBUGINFO_FILES)") 247 endif 248 endif # ENABLE_FULL_DEBUG_SYMBOLS=1 249 endif # BUILD_FLAVOR 250 endif # JDK_6_OR_EARLIER 251 252 JDK_INCLUDE_SUBDIR=linux 253 254 # Library suffix 255 LIBRARY_SUFFIX=so 256 257 EXPORT_LIST += $(EXPORT_DOCS_DIR)/platform/jvmti/jvmti.html 258 259 # client and server subdirectories have symbolic links to ../libjsig.so 260 EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.$(LIBRARY_SUFFIX) 261 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 262 ifeq ($(ZIP_DEBUGINFO_FILES),1) 263 EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.diz 264 else 265 EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.debuginfo 266 endif 267 endif 268 EXPORT_SERVER_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/server 269 EXPORT_CLIENT_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/client 270 EXPORT_MINIMAL_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/minimal 271 272 ifeq ($(findstring true, $(JVM_VARIANT_SERVER) $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK) $(JVM_VARIANT_CORE)), true) 273 EXPORT_LIST += $(EXPORT_SERVER_DIR)/Xusage.txt 274 EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.$(LIBRARY_SUFFIX) 275 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 276 ifeq ($(ZIP_DEBUGINFO_FILES),1) 277 EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.diz 278 else 279 EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.debuginfo 280 endif 281 endif 282 endif 283 284 ifeq ($(JVM_VARIANT_CLIENT),true) 285 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/Xusage.txt 286 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.$(LIBRARY_SUFFIX) 287 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 288 ifeq ($(ZIP_DEBUGINFO_FILES),1) 289 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.diz 290 else 291 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.debuginfo 292 endif 293 endif 294 endif 295 296 ifeq ($(JVM_VARIANT_MINIMAL1),true) 297 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/Xusage.txt 298 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.$(LIBRARY_SUFFIX) 299 300 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 301 ifeq ($(ZIP_DEBUGINFO_FILES),1) 302 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.diz 303 else 304 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.debuginfo 305 endif 306 endif 307 endif 308 309 # Serviceability Binaries 310 # No SA Support for PPC, IA64, ARM or zero 311 ADD_SA_BINARIES/x86 = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \ 312 $(EXPORT_LIB_DIR)/sa-jdi.jar 313 ADD_SA_BINARIES/sparc = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \ 314 $(EXPORT_LIB_DIR)/sa-jdi.jar 315 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 316 ifeq ($(ZIP_DEBUGINFO_FILES),1) 317 ADD_SA_BINARIES/x86 += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.diz 318 ADD_SA_BINARIES/sparc += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.diz 319 else 320 ADD_SA_BINARIES/x86 += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.debuginfo 321 ADD_SA_BINARIES/sparc += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.debuginfo 322 endif 323 endif 324 ADD_SA_BINARIES/ppc = 325 ADD_SA_BINARIES/ia64 = 326 ADD_SA_BINARIES/arm = 327 ADD_SA_BINARIES/zero = 328 329 -include $(HS_ALT_MAKE)/linux/makefiles/defs.make 330 331 EXPORT_LIST += $(ADD_SA_BINARIES/$(HS_ARCH)) 332 333