1 # 2 # Copyright (c) 2006, 2015, 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 else 94 ARCH_DATA_MODEL = 32 95 PLATFORM = linux-i586 96 VM_PLATFORM = linux_i486 97 endif 98 HS_ARCH = x86 99 endif 100 101 # PPC 102 # Notice: after 8046471 ARCH will be 'ppc' for top-level ppc64 builds but 103 # 'ppc64' for HotSpot-only ppc64 builds. Need to detect both variants here! 104 ifneq (,$(findstring $(ARCH), ppc ppc64)) 105 ifeq ($(ARCH_DATA_MODEL), 64) 106 MAKE_ARGS += LP64=1 107 PLATFORM = linux-ppc64 108 VM_PLATFORM = linux_ppc64 109 else 110 ARCH_DATA_MODEL = 32 111 PLATFORM = linux-ppc 112 VM_PLATFORM = linux_ppc 113 endif 114 HS_ARCH = ppc 115 endif 116 117 # AARCH64 118 ifeq ($(ARCH), aarch64) 119 ARCH_DATA_MODEL = 64 120 MAKE_ARGS += LP64=1 121 PLATFORM = linux-aarch64 122 VM_PLATFORM = linux_aarch64 123 HS_ARCH = aarch64 124 endif 125 126 # On 32 bit linux we build server and client, on 64 bit just server. 127 ifeq ($(JVM_VARIANTS),) 128 ifeq ($(ARCH_DATA_MODEL), 32) 129 JVM_VARIANTS:=client,server 130 JVM_VARIANT_CLIENT:=true 131 JVM_VARIANT_SERVER:=true 132 else 133 JVM_VARIANTS:=server 134 JVM_VARIANT_SERVER:=true 135 endif 136 endif 137 138 # determine if HotSpot is being built in JDK6 or earlier version 139 JDK6_OR_EARLIER=0 140 ifeq "$(shell expr \( '$(JDK_MAJOR_VERSION)' != '' \& '$(JDK_MINOR_VERSION)' != '' \& '$(JDK_MICRO_VERSION)' != '' \))" "1" 141 # if the longer variable names (newer build style) are set, then check those 142 ifeq "$(shell expr \( $(JDK_MAJOR_VERSION) = 1 \& $(JDK_MINOR_VERSION) \< 7 \))" "1" 143 JDK6_OR_EARLIER=1 144 endif 145 else 146 # the longer variables aren't set so check the shorter variable names 147 ifeq "$(shell expr \( '$(JDK_MAJOR_VER)' = 1 \& '$(JDK_MINOR_VER)' \< 7 \))" "1" 148 JDK6_OR_EARLIER=1 149 endif 150 endif 151 152 ifeq ($(JDK6_OR_EARLIER),0) 153 # Full Debug Symbols is supported on JDK7 or newer. 154 # The Full Debug Symbols (FDS) default for BUILD_FLAVOR == product 155 # builds is enabled with debug info files ZIP'ed to save space. For 156 # BUILD_FLAVOR != product builds, FDS is always enabled, after all a 157 # debug build without debug info isn't very useful. 158 # The ZIP_DEBUGINFO_FILES option only has meaning when FDS is enabled. 159 # 160 # If you invoke a build with FULL_DEBUG_SYMBOLS=0, then FDS will be 161 # disabled for a BUILD_FLAVOR == product build. 162 # 163 # Note: Use of a different variable name for the FDS override option 164 # versus the FDS enabled check is intentional (FULL_DEBUG_SYMBOLS 165 # versus ENABLE_FULL_DEBUG_SYMBOLS). For auto build systems that pass 166 # in options via environment variables, use of distinct variables 167 # prevents strange behaviours. For example, in a BUILD_FLAVOR != 168 # product build, the FULL_DEBUG_SYMBOLS environment variable will be 169 # 0, but the ENABLE_FULL_DEBUG_SYMBOLS make variable will be 1. If 170 # the same variable name is used, then different values can be picked 171 # up by different parts of the build. Just to be clear, we only need 172 # two variable names because the incoming option value can be 173 # overridden in some situations, e.g., a BUILD_FLAVOR != product 174 # build. 175 176 # Due to the multiple sub-make processes that occur this logic gets 177 # executed multiple times. We reduce the noise by at least checking that 178 # BUILD_FLAVOR has been set. 179 ifneq ($(BUILD_FLAVOR),) 180 ifeq ($(BUILD_FLAVOR), product) 181 FULL_DEBUG_SYMBOLS ?= 1 182 ENABLE_FULL_DEBUG_SYMBOLS = $(FULL_DEBUG_SYMBOLS) 183 else 184 # debug variants always get Full Debug Symbols (if available) 185 ENABLE_FULL_DEBUG_SYMBOLS = 1 186 endif 187 _JUNK_ := $(shell \ 188 echo >&2 "INFO: ENABLE_FULL_DEBUG_SYMBOLS=$(ENABLE_FULL_DEBUG_SYMBOLS)") 189 # since objcopy is optional, we set ZIP_DEBUGINFO_FILES later 190 191 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 192 # Default OBJCOPY comes from GNU Binutils on Linux 193 ifeq ($(CROSS_COMPILE_ARCH),) 194 DEF_OBJCOPY=/usr/bin/objcopy 195 else 196 # Assume objcopy is part of the cross-compilation toolset 197 ifneq ($(ALT_COMPILER_PATH),) 198 DEF_OBJCOPY=$(ALT_COMPILER_PATH)/objcopy 199 endif 200 endif 201 OBJCOPY=$(shell test -x $(DEF_OBJCOPY) && echo $(DEF_OBJCOPY)) 202 ifneq ($(ALT_OBJCOPY),) 203 _JUNK_ := $(shell echo >&2 "INFO: ALT_OBJCOPY=$(ALT_OBJCOPY)") 204 OBJCOPY=$(shell test -x $(ALT_OBJCOPY) && echo $(ALT_OBJCOPY)) 205 endif 206 207 ifeq ($(OBJCOPY),) 208 _JUNK_ := $(shell \ 209 echo >&2 "INFO: no objcopy cmd found so cannot create .debuginfo files. You may need to set ALT_OBJCOPY.") 210 ENABLE_FULL_DEBUG_SYMBOLS=0 211 _JUNK_ := $(shell \ 212 echo >&2 "INFO: ENABLE_FULL_DEBUG_SYMBOLS=$(ENABLE_FULL_DEBUG_SYMBOLS)") 213 else 214 _JUNK_ := $(shell \ 215 echo >&2 "INFO: $(OBJCOPY) cmd found so will create .debuginfo files.") 216 217 # Library stripping policies for .debuginfo configs: 218 # all_strip - strips everything from the library 219 # min_strip - strips most stuff from the library; leaves minimum symbols 220 # no_strip - does not strip the library at all 221 # 222 # Oracle security policy requires "all_strip". A waiver was granted on 223 # 2011.09.01 that permits using "min_strip" in the Java JDK and Java JRE. 224 # 225 # Currently, STRIP_POLICY is only used when Full Debug Symbols is enabled. 226 # 227 STRIP_POLICY ?= min_strip 228 229 _JUNK_ := $(shell \ 230 echo >&2 "INFO: STRIP_POLICY=$(STRIP_POLICY)") 231 232 ZIP_DEBUGINFO_FILES ?= 1 233 234 _JUNK_ := $(shell \ 235 echo >&2 "INFO: ZIP_DEBUGINFO_FILES=$(ZIP_DEBUGINFO_FILES)") 236 endif 237 endif # ENABLE_FULL_DEBUG_SYMBOLS=1 238 endif # BUILD_FLAVOR 239 endif # JDK_6_OR_EARLIER 240 241 JDK_INCLUDE_SUBDIR=linux 242 243 # Library suffix 244 LIBRARY_SUFFIX=so 245 246 EXPORT_LIST += $(EXPORT_DOCS_DIR)/platform/jvmti/jvmti.html 247 248 # client and server subdirectories have symbolic links to ../libjsig.so 249 EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.$(LIBRARY_SUFFIX) 250 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 251 ifneq ($(STRIP_POLICY),no_strip) 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 endif 259 EXPORT_SERVER_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/server 260 EXPORT_CLIENT_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/client 261 EXPORT_MINIMAL_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/minimal 262 263 ifeq ($(findstring true, $(JVM_VARIANT_SERVER) $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK) $(JVM_VARIANT_CORE)), true) 264 EXPORT_LIST += $(EXPORT_SERVER_DIR)/Xusage.txt 265 EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.$(LIBRARY_SUFFIX) 266 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 267 ifneq ($(STRIP_POLICY),no_strip) 268 ifeq ($(ZIP_DEBUGINFO_FILES),1) 269 EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.diz 270 else 271 EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.debuginfo 272 endif 273 endif 274 endif 275 endif 276 277 ifeq ($(JVM_VARIANT_CLIENT),true) 278 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/Xusage.txt 279 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.$(LIBRARY_SUFFIX) 280 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 281 ifneq ($(STRIP_POLICY),no_strip) 282 ifeq ($(ZIP_DEBUGINFO_FILES),1) 283 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.diz 284 else 285 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.debuginfo 286 endif 287 endif 288 endif 289 endif 290 291 ifeq ($(JVM_VARIANT_MINIMAL1),true) 292 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/Xusage.txt 293 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.$(LIBRARY_SUFFIX) 294 295 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 296 ifneq ($(STRIP_POLICY),no_strip) 297 ifeq ($(ZIP_DEBUGINFO_FILES),1) 298 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.diz 299 else 300 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.debuginfo 301 endif 302 endif 303 endif 304 endif 305 306 # Serviceability Binaries 307 # No SA Support for PPC, IA64, ARM or zero 308 ADD_SA_BINARIES/x86 = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \ 309 $(EXPORT_LIB_DIR)/sa-jdi.jar 310 ADD_SA_BINARIES/sparc = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \ 311 $(EXPORT_LIB_DIR)/sa-jdi.jar 312 ADD_SA_BINARIES/aarch64 = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \ 313 $(EXPORT_LIB_DIR)/sa-jdi.jar 314 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 315 ifneq ($(STRIP_POLICY),no_strip) 316 ifeq ($(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 endif 325 ADD_SA_BINARIES/ppc = 326 ADD_SA_BINARIES/ia64 = 327 ADD_SA_BINARIES/arm = 328 ADD_SA_BINARIES/zero = 329 330 -include $(HS_ALT_MAKE)/linux/makefiles/defs.make 331 332 EXPORT_LIST += $(ADD_SA_BINARIES/$(HS_ARCH)) 333 334