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 define print_info 32 ifneq ($$(LOG_LEVEL), warn) 33 $$(shell echo >&2 "INFO: $1") 34 endif 35 endef 36 37 # Need PLATFORM (os-arch combo names) for jdk and hotspot, plus libarch name 38 39 # ARCH can be set explicitly in spec.gmk 40 ifndef ARCH 41 ARCH := $(shell uname -m) 42 # Fold little endian PowerPC64 into big-endian (if ARCH is set in 43 # hotspot-spec.gmk, this will be done by the configure script). 44 ifeq ($(ARCH),ppc64le) 45 ARCH := ppc64 46 endif 47 endif 48 49 PATH_SEP ?= : 50 51 ifeq ($(LP64), 1) 52 ARCH_DATA_MODEL ?= 64 53 else 54 ARCH_DATA_MODEL ?= 32 55 endif 56 57 # zero 58 ifeq ($(findstring true, $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK)), true) 59 ifeq ($(ARCH_DATA_MODEL), 64) 60 MAKE_ARGS += LP64=1 61 endif 62 PLATFORM = linux-zero 63 VM_PLATFORM = linux_$(subst i386,i486,$(ZERO_LIBARCH)) 64 HS_ARCH = zero 65 ARCH = zero 66 endif 67 68 # ia64 69 ifeq ($(ARCH), ia64) 70 ARCH_DATA_MODEL = 64 71 MAKE_ARGS += LP64=1 72 PLATFORM = linux-ia64 73 VM_PLATFORM = linux_ia64 74 HS_ARCH = ia64 75 endif 76 77 # sparc 78 ifneq (,$(findstring $(ARCH), sparc)) 79 ifeq ($(ARCH_DATA_MODEL), 64) 80 ARCH_DATA_MODEL = 64 81 MAKE_ARGS += LP64=1 82 PLATFORM = linux-sparcv9 83 VM_PLATFORM = linux_sparcv9 84 else 85 ARCH_DATA_MODEL = 32 86 PLATFORM = linux-sparc 87 VM_PLATFORM = linux_sparc 88 endif 89 HS_ARCH = sparc 90 endif 91 92 # i686/i586 and amd64/x86_64 93 ifneq (,$(findstring $(ARCH), amd64 x86_64 i686 i586)) 94 ifeq ($(ARCH_DATA_MODEL), 64) 95 ARCH_DATA_MODEL = 64 96 MAKE_ARGS += LP64=1 97 PLATFORM = linux-amd64 98 VM_PLATFORM = linux_amd64 99 else 100 ARCH_DATA_MODEL = 32 101 PLATFORM = linux-i586 102 VM_PLATFORM = linux_i486 103 endif 104 105 HS_ARCH = x86 106 endif 107 108 # PPC 109 # Notice: after 8046471 ARCH will be 'ppc' for top-level ppc64 builds but 110 # 'ppc64' for HotSpot-only ppc64 builds. Need to detect both variants here! 111 ifneq (,$(findstring $(ARCH), ppc ppc64)) 112 ifeq ($(ARCH_DATA_MODEL), 64) 113 MAKE_ARGS += LP64=1 114 PLATFORM = linux-ppc64 115 VM_PLATFORM = linux_ppc64 116 endif 117 118 HS_ARCH = ppc 119 endif 120 121 # AARCH64 122 ifeq ($(ARCH), aarch64) 123 ARCH_DATA_MODEL = 64 124 MAKE_ARGS += LP64=1 125 PLATFORM = linux-aarch64 126 VM_PLATFORM = linux_aarch64 127 HS_ARCH = aarch64 128 endif 129 130 # On 32 bit linux we build server and client, on 64 bit just server. 131 ifeq ($(JVM_VARIANTS),) 132 ifeq ($(ARCH_DATA_MODEL), 32) 133 JVM_VARIANTS:=client,server 134 JVM_VARIANT_CLIENT:=true 135 JVM_VARIANT_SERVER:=true 136 else 137 JVM_VARIANTS:=server 138 JVM_VARIANT_SERVER:=true 139 endif 140 endif 141 142 # The Full Debug Symbols (FDS) default for BUILD_FLAVOR == product 143 # builds is enabled with debug info files ZIP'ed to save space. For 144 # BUILD_FLAVOR != product builds, FDS is always enabled, after all a 145 # debug build without debug info isn't very useful. 146 # The ZIP_DEBUGINFO_FILES option only has meaning when FDS is enabled. 147 # 148 # If you invoke a build with FULL_DEBUG_SYMBOLS=0, then FDS will be 149 # disabled for a BUILD_FLAVOR == product build. 150 # 151 # Note: Use of a different variable name for the FDS override option 152 # versus the FDS enabled check is intentional (FULL_DEBUG_SYMBOLS 153 # versus ENABLE_FULL_DEBUG_SYMBOLS). For auto build systems that pass 154 # in options via environment variables, use of distinct variables 155 # prevents strange behaviours. For example, in a BUILD_FLAVOR != 156 # product build, the FULL_DEBUG_SYMBOLS environment variable will be 157 # 0, but the ENABLE_FULL_DEBUG_SYMBOLS make variable will be 1. If 158 # the same variable name is used, then different values can be picked 159 # up by different parts of the build. Just to be clear, we only need 160 # two variable names because the incoming option value can be 161 # overridden in some situations, e.g., a BUILD_FLAVOR != product 162 # build. 163 164 # Due to the multiple sub-make processes that occur this logic gets 165 # executed multiple times. We reduce the noise by at least checking that 166 # BUILD_FLAVOR has been set. 167 ifneq ($(BUILD_FLAVOR),) 168 ifeq ($(BUILD_FLAVOR), product) 169 FULL_DEBUG_SYMBOLS ?= 1 170 ENABLE_FULL_DEBUG_SYMBOLS = $(FULL_DEBUG_SYMBOLS) 171 else 172 # debug variants always get Full Debug Symbols (if available) 173 ENABLE_FULL_DEBUG_SYMBOLS = 1 174 endif 175 $(eval $(call print_info, "ENABLE_FULL_DEBUG_SYMBOLS=$(ENABLE_FULL_DEBUG_SYMBOLS)")) 176 # since objcopy is optional, we set ZIP_DEBUGINFO_FILES later 177 178 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 179 # Default OBJCOPY comes from GNU Binutils on Linux 180 ifeq ($(CROSS_COMPILE_ARCH),) 181 DEF_OBJCOPY=/usr/bin/objcopy 182 else 183 # Assume objcopy is part of the cross-compilation toolset 184 ifneq ($(ALT_COMPILER_PATH),) 185 DEF_OBJCOPY=$(ALT_COMPILER_PATH)/objcopy 186 endif 187 endif 188 OBJCOPY=$(shell test -x $(DEF_OBJCOPY) && echo $(DEF_OBJCOPY)) 189 ifneq ($(ALT_OBJCOPY),) 190 $(eval $(call print_info, "ALT_OBJCOPY=$(ALT_OBJCOPY)")) 191 OBJCOPY=$(shell test -x $(ALT_OBJCOPY) && echo $(ALT_OBJCOPY)) 192 endif 193 194 ifeq ($(OBJCOPY),) 195 $(eval $(call print_info, "no objcopy cmd found so cannot create .debuginfo files. You may need to set ALT_OBJCOPY.")) 196 ENABLE_FULL_DEBUG_SYMBOLS=0 197 $(eval $(call print_info, "ENABLE_FULL_DEBUG_SYMBOLS=$(ENABLE_FULL_DEBUG_SYMBOLS)")) 198 else 199 $(eval $(call print_info, "$(OBJCOPY) cmd found so will create .debuginfo files.")) 200 201 # Library stripping policies for .debuginfo configs: 202 # all_strip - strips everything from the library 203 # min_strip - strips most stuff from the library; leaves minimum symbols 204 # no_strip - does not strip the library at all 205 # 206 # Oracle security policy requires "all_strip". A waiver was granted on 207 # 2011.09.01 that permits using "min_strip" in the Java JDK and Java JRE. 208 # 209 # Currently, STRIP_POLICY is only used when Full Debug Symbols is enabled. 210 # 211 STRIP_POLICY ?= min_strip 212 213 $(eval $(call print_info, "STRIP_POLICY=$(STRIP_POLICY)")) 214 215 ZIP_DEBUGINFO_FILES ?= 1 216 217 $(eval $(call print_info, "ZIP_DEBUGINFO_FILES=$(ZIP_DEBUGINFO_FILES)")) 218 endif 219 endif # ENABLE_FULL_DEBUG_SYMBOLS=1 220 endif # BUILD_FLAVOR 221 222 JDK_INCLUDE_SUBDIR=linux 223 224 # Library suffix 225 LIBRARY_SUFFIX=so 226 227 EXPORT_LIST += $(EXPORT_DOCS_DIR)/platform/jvmti/jvmti.html 228 229 # client and server subdirectories have symbolic links to ../libjsig.so 230 EXPORT_LIST += $(EXPORT_LIB_ARCH_DIR)/libjsig.$(LIBRARY_SUFFIX) 231 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 232 ifeq ($(ZIP_DEBUGINFO_FILES),1) 233 EXPORT_LIST += $(EXPORT_LIB_ARCH_DIR)/libjsig.diz 234 else 235 EXPORT_LIST += $(EXPORT_LIB_ARCH_DIR)/libjsig.debuginfo 236 endif 237 endif 238 EXPORT_SERVER_DIR = $(EXPORT_LIB_ARCH_DIR)/server 239 EXPORT_CLIENT_DIR = $(EXPORT_LIB_ARCH_DIR)/client 240 EXPORT_MINIMAL_DIR = $(EXPORT_LIB_ARCH_DIR)/minimal 241 242 ifeq ($(findstring true, $(JVM_VARIANT_SERVER) $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK) $(JVM_VARIANT_CORE)), true) 243 EXPORT_LIST += $(EXPORT_SERVER_DIR)/Xusage.txt 244 EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.$(LIBRARY_SUFFIX) 245 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 246 ifeq ($(ZIP_DEBUGINFO_FILES),1) 247 EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.diz 248 else 249 EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.debuginfo 250 endif 251 endif 252 endif 253 254 ifeq ($(JVM_VARIANT_CLIENT),true) 255 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/Xusage.txt 256 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.$(LIBRARY_SUFFIX) 257 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 258 ifeq ($(ZIP_DEBUGINFO_FILES),1) 259 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.diz 260 else 261 EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.debuginfo 262 endif 263 endif 264 endif 265 266 ifeq ($(JVM_VARIANT_MINIMAL1),true) 267 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/Xusage.txt 268 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.$(LIBRARY_SUFFIX) 269 270 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 271 ifeq ($(ZIP_DEBUGINFO_FILES),1) 272 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.diz 273 else 274 EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.debuginfo 275 endif 276 endif 277 endif 278 279 # Serviceability Binaries 280 281 ADD_SA_BINARIES/DEFAULT = $(EXPORT_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \ 282 $(EXPORT_LIB_DIR)/sa-jdi.jar 283 284 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) 285 ifeq ($(ZIP_DEBUGINFO_FILES),1) 286 ADD_SA_BINARIES/DEFAULT += $(EXPORT_LIB_ARCH_DIR)/libsaproc.diz 287 else 288 ADD_SA_BINARIES/DEFAULT += $(EXPORT_LIB_ARCH_DIR)/libsaproc.debuginfo 289 endif 290 endif 291 292 ADD_SA_BINARIES/$(HS_ARCH) = $(ADD_SA_BINARIES/DEFAULT) 293 294 # No SA Support for zero 295 ADD_SA_BINARIES/zero = 296 297 -include $(HS_ALT_MAKE)/linux/makefiles/defs.make 298 299 EXPORT_LIST += $(ADD_SA_BINARIES/$(HS_ARCH))