1 #
   2 # Copyright (c) 2006, 2012, 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 ARCH:=$(shell uname -m)
  33 PATH_SEP = :
  34 ifeq ($(LP64), 1)
  35   ARCH_DATA_MODEL ?= 64
  36 else
  37   ARCH_DATA_MODEL ?= 32
  38 endif
  39 
  40 # zero
  41 ifeq ($(findstring true, $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK)), true)
  42   ifeq ($(ARCH_DATA_MODEL), 64)
  43     MAKE_ARGS      += LP64=1
  44   endif
  45   PLATFORM         = linux-zero
  46   VM_PLATFORM      = linux_$(subst i386,i486,$(ZERO_LIBARCH))
  47   HS_ARCH          = zero
  48   ARCH             = zero
  49 endif
  50 
  51 # ia64
  52 ifeq ($(ARCH), ia64)
  53   ARCH_DATA_MODEL = 64
  54   MAKE_ARGS      += LP64=1
  55   PLATFORM        = linux-ia64
  56   VM_PLATFORM     = linux_ia64
  57   HS_ARCH         = ia64
  58 endif
  59 
  60 # sparc
  61 ifeq ($(ARCH), sparc64)
  62   ifeq ($(ARCH_DATA_MODEL), 64)
  63     ARCH_DATA_MODEL  = 64
  64     MAKE_ARGS        += LP64=1
  65     PLATFORM         = linux-sparcv9
  66     VM_PLATFORM      = linux_sparcv9
  67   else
  68     ARCH_DATA_MODEL  = 32
  69     PLATFORM         = linux-sparc
  70     VM_PLATFORM      = linux_sparc
  71   endif
  72   HS_ARCH            = sparc
  73 endif
  74 
  75 # x86_64
  76 ifeq ($(ARCH), x86_64) 
  77   ifeq ($(ARCH_DATA_MODEL), 64)
  78     ARCH_DATA_MODEL = 64
  79     MAKE_ARGS       += LP64=1
  80     PLATFORM        = linux-amd64
  81     VM_PLATFORM     = linux_amd64
  82     HS_ARCH         = x86
  83   else
  84     ARCH_DATA_MODEL = 32
  85     PLATFORM        = linux-i586
  86     VM_PLATFORM     = linux_i486
  87     HS_ARCH         = x86
  88     # We have to reset ARCH to i686 since SRCARCH relies on it
  89     ARCH            = i686   
  90   endif
  91 endif
  92 
  93 # i686
  94 ifeq ($(ARCH), i686)
  95   ARCH_DATA_MODEL  = 32
  96   PLATFORM         = linux-i586
  97   VM_PLATFORM      = linux_i486
  98   HS_ARCH          = x86
  99 endif
 100 
 101 # ARM
 102 ifeq ($(ARCH), arm)
 103   ARCH_DATA_MODEL  = 32
 104   PLATFORM         = linux-arm
 105   VM_PLATFORM      = linux_arm
 106   HS_ARCH          = arm
 107 endif
 108 
 109 # PPC
 110 ifeq ($(ARCH), ppc)
 111   ARCH_DATA_MODEL  = 32
 112   PLATFORM         = linux-ppc
 113   VM_PLATFORM      = linux_ppc
 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 ($(JDK6_OR_EARLIER),0)
 144   # Full Debug Symbols is supported on JDK7 or newer.
 145   # The Full Debug Symbols (FDS) default for BUILD_FLAVOR == product
 146   # builds is enabled with debug info files ZIP'ed to save space. For
 147   # BUILD_FLAVOR != product builds, FDS is always enabled, after all a
 148   # debug build without debug info isn't very useful.
 149   # The ZIP_DEBUGINFO_FILES option only has meaning when FDS is enabled.
 150   #
 151   # If you invoke a build with FULL_DEBUG_SYMBOLS=0, then FDS will be
 152   # disabled for a BUILD_FLAVOR == product build.
 153   #
 154   # Note: Use of a different variable name for the FDS override option
 155   # versus the FDS enabled check is intentional (FULL_DEBUG_SYMBOLS
 156   # versus ENABLE_FULL_DEBUG_SYMBOLS). For auto build systems that pass
 157   # in options via environment variables, use of distinct variables
 158   # prevents strange behaviours. For example, in a BUILD_FLAVOR !=
 159   # product build, the FULL_DEBUG_SYMBOLS environment variable will be
 160   # 0, but the ENABLE_FULL_DEBUG_SYMBOLS make variable will be 1. If
 161   # the same variable name is used, then different values can be picked
 162   # up by different parts of the build. Just to be clear, we only need
 163   # two variable names because the incoming option value can be
 164   # overridden in some situations, e.g., a BUILD_FLAVOR != product
 165   # build.
 166 
 167   ifeq ($(BUILD_FLAVOR), product)
 168     FULL_DEBUG_SYMBOLS ?= 1
 169     ENABLE_FULL_DEBUG_SYMBOLS = $(FULL_DEBUG_SYMBOLS)
 170   else
 171     # debug variants always get Full Debug Symbols (if available)
 172     ENABLE_FULL_DEBUG_SYMBOLS = 1
 173   endif
 174   _JUNK_ := $(shell \
 175     echo >&2 "INFO: ENABLE_FULL_DEBUG_SYMBOLS=$(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     DEF_OBJCOPY=/usr/bin/objcopy
 181     ifdef CROSS_COMPILE_ARCH
 182       # don't try to generate .debuginfo files when cross compiling
 183       _JUNK_ := $(shell \
 184         echo >&2 "INFO: cross compiling for ARCH $(CROSS_COMPILE_ARCH)," \
 185           "skipping .debuginfo generation.")
 186       OBJCOPY=
 187     else
 188       OBJCOPY=$(shell test -x $(DEF_OBJCOPY) && echo $(DEF_OBJCOPY))
 189       ifneq ($(ALT_OBJCOPY),)
 190         _JUNK_ := $(shell echo >&2 "INFO: ALT_OBJCOPY=$(ALT_OBJCOPY)")
 191         OBJCOPY=$(shell test -x $(ALT_OBJCOPY) && echo $(ALT_OBJCOPY))
 192       endif
 193     endif
 194   else
 195     OBJCOPY=
 196   endif
 197 
 198   ifeq ($(OBJCOPY),)
 199     _JUNK_ := $(shell \
 200       echo >&2 "INFO: no objcopy cmd found so cannot create .debuginfo files.")
 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
 229 
 230 JDK_INCLUDE_SUBDIR=linux
 231 
 232 # Library suffix
 233 LIBRARY_SUFFIX=so
 234 
 235 # FIXUP: The subdirectory for a debug build is NOT the same on all platforms
 236 VM_DEBUG=jvmg
 237 
 238 EXPORT_LIST += $(EXPORT_DOCS_DIR)/platform/jvmti/jvmti.html
 239 
 240 # client and server subdirectories have symbolic links to ../libjsig.so
 241 EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.$(LIBRARY_SUFFIX)
 242 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 243   ifeq ($(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 EXPORT_SERVER_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/server
 250 EXPORT_CLIENT_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/client
 251 EXPORT_MINIMAL_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/minimal
 252 
 253 EXPORT_LIST += $(EXPORT_JRE_LIB_DIR)/wb.jar
 254 
 255 ifeq ($(findstring true, $(JVM_VARIANT_SERVER) $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK)), true)
 256   EXPORT_LIST += $(EXPORT_SERVER_DIR)/Xusage.txt
 257   EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.$(LIBRARY_SUFFIX)
 258   ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 259     ifeq ($(ZIP_DEBUGINFO_FILES),1)
 260       EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.diz
 261     else
 262       EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.debuginfo
 263     endif
 264   endif
 265 endif
 266 
 267 ifeq ($(JVM_VARIANT_CLIENT),true)
 268   EXPORT_LIST += $(EXPORT_CLIENT_DIR)/Xusage.txt
 269   EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.$(LIBRARY_SUFFIX)
 270   ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 271     ifeq ($(ZIP_DEBUGINFO_FILES),1)
 272       EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.diz
 273     else
 274       EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.debuginfo
 275     endif
 276   endif 
 277 endif
 278 
 279 ifeq ($(JVM_VARIANT_MINIMAL1),true)
 280   EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/Xusage.txt
 281   EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.$(LIBRARY_SUFFIX)
 282 
 283   ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 284     ifeq ($(ZIP_DEBUGINFO_FILES),1)
 285         EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.diz
 286     else
 287         EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.debuginfo
 288     endif
 289   endif 
 290 endif
 291 
 292 # Serviceability Binaries
 293 # No SA Support for PPC, IA64, ARM or zero
 294 ADD_SA_BINARIES/x86   = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \
 295                         $(EXPORT_LIB_DIR)/sa-jdi.jar 
 296 ADD_SA_BINARIES/sparc = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \
 297                         $(EXPORT_LIB_DIR)/sa-jdi.jar 
 298 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 299   ifeq ($(ZIP_DEBUGINFO_FILES),1)
 300     ADD_SA_BINARIES/x86   += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.diz
 301     ADD_SA_BINARIES/sparc += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.diz
 302   else
 303     ADD_SA_BINARIES/x86   += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.debuginfo
 304     ADD_SA_BINARIES/sparc += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.debuginfo
 305   endif
 306 endif
 307 ADD_SA_BINARIES/ppc   = 
 308 ADD_SA_BINARIES/ia64  = 
 309 ADD_SA_BINARIES/arm   = 
 310 ADD_SA_BINARIES/zero  = 
 311 
 312 -include $(HS_ALT_MAKE)/linux/makefiles/defs.make
 313 
 314 EXPORT_LIST += $(ADD_SA_BINARIES/$(HS_ARCH))
 315 
 316