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 ($(ARCH), ia64) 64 ARCH_DATA_MODEL = 64 65 MAKE_ARGS += LP64=1 66 PLATFORM = linux-ia64 67 VM_PLATFORM = linux_ia64 68 HS_ARCH = ia64 69 endif 70 71 # sparc 72 ifneq (,$(findstring $(ARCH), sparc)) 73 ifeq ($(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 # i686/i586 and amd64/x86_64 87 ifneq (,$(findstring $(ARCH), amd64 x86_64 i686 i586)) 88 ifeq ($(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 # ARM 105 ifeq ($(ARCH), arm) 106 ARCH_DATA_MODEL = 32 107 PLATFORM = linux-arm 108 VM_PLATFORM = linux_arm 109 HS_ARCH = arm 110 endif 111 112 # PPC 113 ifneq (,$(findstring $(ARCH), ppc)) 114 ifeq ($(ARCH_DATA_MODEL), 64) 115 MAKE_ARGS += LP64=1 116 PLATFORM = linux-ppc64 117 VM_PLATFORM = linux_ppc64 118 else 119 ARCH_DATA_MODEL = 32 120 PLATFORM = linux-ppc 121 VM_PLATFORM = linux_ppc 122 endif 123 124 HS_ARCH = ppc 125 endif 126 127 # On 32 bit linux we build server and client, on 64 bit just server. 128 ifeq ($(JVM_VARIANTS),) 129 ifeq ($(ARCH_DATA_MODEL), 32) 130 JVM_VARIANTS:=client,server 131 JVM_VARIANT_CLIENT:=true 132 JVM_VARIANT_SERVER:=true 133 else 134 JVM_VARIANTS:=server 135 JVM_VARIANT_SERVER:=true 136 endif 137 endif 138 139 # determine if HotSpot is being built in JDK6 or earlier version 140 JDK6_OR_EARLIER=0 141 ifeq "$(shell expr \( '$(JDK_MAJOR_VERSION)' != '' \& '$(JDK_MINOR_VERSION)' != '' \& '$(JDK_MICRO_VERSION)' != '' \))" "1" 142 # if the longer variable names (newer build style) are set, then check those 143 ifeq "$(shell expr \( $(JDK_MAJOR_VERSION) = 1 \& $(JDK_MINOR_VERSION) \< 7 \))" "1" 144 JDK6_OR_EARLIER=1 145 endif 146 else 147 # the longer variables aren't set so check the shorter variable names 148 ifeq "$(shell expr \( '$(JDK_MAJOR_VER)' = 1 \& '$(JDK_MINOR_VER)' \< 7 \))" "1" 149 JDK6_OR_EARLIER=1 150 endif 151 endif 152 153 ifeq ($(JDK6_OR_EARLIER),0) 154 # Full Debug Symbols is supported on JDK7 or newer. 155 # The Full Debug Symbols (FDS) default for BUILD_FLAVOR == product 156 # builds is enabled with debug info files ZIP'ed to save space. For 157 # BUILD_FLAVOR != product builds, FDS is always enabled, after all a 158 # debug build without debug info isn't very useful. 159 # The ZIP_DEBUGINFO_FILES option only has meaning when FDS is enabled. 160 # 161 # If you invoke a build with FULL_DEBUG_SYMBOLS=0, then FDS will be 162 # disabled for a BUILD_FLAVOR == product build. 163 # 164 # Note: Use of a different variable name for the FDS override option 165 # versus the FDS enabled check is intentional (FULL_DEBUG_SYMBOLS 166 # versus ENABLE_FULL_DEBUG_SYMBOLS). For auto build systems that pass 167 # in options via environment variables, use of distinct variables 168 # prevents strange behaviours. For example, in a BUILD_FLAVOR != 169 # product build, the FULL_DEBUG_SYMBOLS environment variable will be 170 # 0, but the ENABLE_FULL_DEBUG_SYMBOLS make variable will be 1. If 171 # the same variable name is used, then different values can be picked 172 # up by different parts of the build. Just to be clear, we only need 173 # two variable names because the incoming option value can be 174 # overridden in some situations, e.g., a BUILD_FLAVOR != product 175 # build. 176 177 # Due to the multiple sub-make processes that occur this logic gets 178 # executed multiple times. We reduce the noise by at least checking that 179 # BUILD_FLAVOR has been set. 180 ifneq ($(BUILD_FLAVOR),) 181 ifeq ($(BUILD_FLAVOR), product) 182 FULL_DEBUG_SYMBOLS ?= 1 183 ENABLE_FULL_DEBUG_SYMBOLS = $(FULL_DEBUG_SYMBOLS) 184 else 185 # debug variants always get Full Debug Symbols (if available) 186 ENABLE_FULL_DEBUG_SYMBOLS = 1 187 endif 188 _JUNK_ := $(shell \ 189 echo >&2 "INFO: ENABLE_FULL_DEBUG_SYMBOLS=$(ENABLE_FULL_DEBUG_SYMBOLS)") 190 # since objcopy is optional, we set ZIP_DEBUGINFO_FILES later 191 192 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 193 # Default OBJCOPY comes from GNU Binutils on Linux 194 ifeq ($(CROSS_COMPILE_ARCH),) 195 DEF_OBJCOPY=/usr/bin/objcopy 196 else 197 # Assume objcopy is part of the cross-compilation toolset 198 ifneq ($(ALT_COMPILER_PATH),) 199 DEF_OBJCOPY=$(ALT_COMPILER_PATH)/objcopy 200 endif 201 endif 202 OBJCOPY=$(shell test -x $(DEF_OBJCOPY) && echo $(DEF_OBJCOPY)) 203 ifneq ($(ALT_OBJCOPY),) 204 _JUNK_ := $(shell echo >&2 "INFO: ALT_OBJCOPY=$(ALT_OBJCOPY)") 205 OBJCOPY=$(shell test -x $(ALT_OBJCOPY) && echo $(ALT_OBJCOPY)) 206 endif 207 208 ifeq ($(OBJCOPY),) 209 _JUNK_ := $(shell \ 210 echo >&2 "INFO: no objcopy cmd found so cannot create .debuginfo files. You may need to set ALT_OBJCOPY.") 211 ENABLE_FULL_DEBUG_SYMBOLS=0 212 _JUNK_ := $(shell \ 213 echo >&2 "INFO: ENABLE_FULL_DEBUG_SYMBOLS=$(ENABLE_FULL_DEBUG_SYMBOLS)") 214 else 215 _JUNK_ := $(shell \ 216 echo >&2 "INFO: $(OBJCOPY) cmd found so will create .debuginfo files.") 217 218 # Library stripping policies for .debuginfo configs: 219 # all_strip - strips everything from the library 220 # min_strip - strips most stuff from the library; leaves minimum symbols 221 # no_strip - does not strip the library at all 222 # 223 # Oracle security policy requires "all_strip". A waiver was granted on 224 # 2011.09.01 that permits using "min_strip" in the Java JDK and Java JRE. 225 # 226 # Currently, STRIP_POLICY is only used when Full Debug Symbols is enabled. 227 # 228 STRIP_POLICY ?= min_strip 229 230 _JUNK_ := $(shell \ 231 echo >&2 "INFO: STRIP_POLICY=$(STRIP_POLICY)") 232 233 ZIP_DEBUGINFO_FILES ?= 1 234 235 _JUNK_ := $(shell \ 236 echo >&2 "INFO: ZIP_DEBUGINFO_FILES=$(ZIP_DEBUGINFO_FILES)") 237 endif 238 endif # ENABLE_FULL_DEBUG_SYMBOLS=1 239 endif # BUILD_FLAVOR 240 endif # JDK_6_OR_EARLIER 241 242 JDK_INCLUDE_SUBDIR=linux 243 244 # Library suffix 245 LIBRARY_SUFFIX=so 246 247 EXPORT_LIST += $(EXPORT_DOCS_DIR)/platform/jvmti/jvmti.html 248 249 # client and server subdirectories have symbolic links to ../libjsig.so 250 EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.$(LIBRARY_SUFFIX) 251 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 252 ifeq ($(ZIP_DEBUGINFO_FILES),1) 253 EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.diz 254 else 255 EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.debuginfo 256 endif 257 endif 258 EXPORT_SERVER_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/server 259 EXPORT_CLIENT_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/client 260 EXPORT_MINIMAL_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/minimal 261 262 ifeq ($(findstring true, $(JVM_VARIANT_SERVER) $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK) $(JVM_VARIANT_CORE)), true) 263 EXPORT_LIST += $(EXPORT_SERVER_DIR)/Xusage.txt 264 EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.$(LIBRARY_SUFFIX) 265 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 266 ifeq ($(ZIP_DEBUGINFO_FILES),1) 267 EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.diz 268 else 269 EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.debuginfo 270 endif 271 endif 272 endif 273 274 ifeq ($(JVM_VARIANT_CLIENT),true) 275 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/Xusage.txt 276 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.$(LIBRARY_SUFFIX) 277 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 278 ifeq ($(ZIP_DEBUGINFO_FILES),1) 279 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.diz 280 else 281 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.debuginfo 282 endif 283 endif 284 endif 285 286 ifeq ($(JVM_VARIANT_MINIMAL1),true) 287 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/Xusage.txt 288 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.$(LIBRARY_SUFFIX) 289 290 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 291 ifeq ($(ZIP_DEBUGINFO_FILES),1) 292 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.diz 293 else 294 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.debuginfo 295 endif 296 endif 297 endif 298 299 # Serviceability Binaries 300 # No SA Support for PPC, IA64, ARM or zero 301 ADD_SA_BINARIES/x86 = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \ 302 $(EXPORT_LIB_DIR)/sa-jdi.jar 303 ADD_SA_BINARIES/sparc = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \ 304 $(EXPORT_LIB_DIR)/sa-jdi.jar 305 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 306 ifeq ($(ZIP_DEBUGINFO_FILES),1) 307 ADD_SA_BINARIES/x86 += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.diz 308 ADD_SA_BINARIES/sparc += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.diz 309 else 310 ADD_SA_BINARIES/x86 += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.debuginfo 311 ADD_SA_BINARIES/sparc += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.debuginfo 312 endif 313 endif 314 ADD_SA_BINARIES/ppc = 315 ADD_SA_BINARIES/ia64 = 316 ADD_SA_BINARIES/arm = 317 ADD_SA_BINARIES/zero = 318 319 -include $(HS_ALT_MAKE)/linux/makefiles/defs.make 320 321 EXPORT_LIST += $(ADD_SA_BINARIES/$(HS_ARCH)) 322 323