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