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