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 ($(ZERO_BUILD), true)
  42   ifeq ($(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 # determine if HotSpot is being built in JDK6 or earlier version
 118 JDK6_OR_EARLIER=0
 119 ifeq "$(shell expr \( '$(JDK_MAJOR_VERSION)' != '' \& '$(JDK_MINOR_VERSION)' != '' \& '$(JDK_MICRO_VERSION)' != '' \))" "1"
 120   # if the longer variable names (newer build style) are set, then check those
 121   ifeq "$(shell expr \( $(JDK_MAJOR_VERSION) = 1 \& $(JDK_MINOR_VERSION) \< 7 \))" "1"
 122     JDK6_OR_EARLIER=1
 123   endif
 124 else
 125   # the longer variables aren't set so check the shorter variable names
 126   ifeq "$(shell expr \( '$(JDK_MAJOR_VER)' = 1 \& '$(JDK_MINOR_VER)' \< 7 \))" "1"
 127     JDK6_OR_EARLIER=1
 128   endif
 129 endif
 130 
 131 ifeq ($(JDK6_OR_EARLIER),0)
 132   # Full Debug Symbols is supported on JDK7 or newer.
 133   # Default is enabled with .debuginfo files ZIP'ed to save space.
 134 
 135   ENABLE_FULL_DEBUG_SYMBOLS ?= 1
 136   # since objcopy is optional, we set ZIP_DEBUGINFO_FILES later
 137 
 138   ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 139     # Default OBJCOPY comes from GNU Binutils on Linux:
 140     DEF_OBJCOPY=/usr/bin/objcopy
 141     ifdef CROSS_COMPILE_ARCH
 142       # don't try to generate .debuginfo files when cross compiling
 143       _JUNK_ := $(shell \
 144         echo >&2 "INFO: cross compiling for ARCH $(CROSS_COMPILE_ARCH)," \
 145           "skipping .debuginfo generation.")
 146       OBJCOPY=
 147     else
 148       OBJCOPY=$(shell test -x $(DEF_OBJCOPY) && echo $(DEF_OBJCOPY))
 149       ifneq ($(ALT_OBJCOPY),)
 150         _JUNK_ := $(shell echo >&2 "INFO: ALT_OBJCOPY=$(ALT_OBJCOPY)")
 151         OBJCOPY=$(shell test -x $(ALT_OBJCOPY) && echo $(ALT_OBJCOPY))
 152       endif
 153     endif
 154   else
 155     OBJCOPY=
 156   endif
 157 
 158   ifeq ($(OBJCOPY),)
 159     _JUNK_ := $(shell \
 160       echo >&2 "INFO: no objcopy cmd found so cannot create .debuginfo files.")
 161     ENABLE_FULL_DEBUG_SYMBOLS=0
 162   else
 163     _JUNK_ := $(shell \
 164       echo >&2 "INFO: $(OBJCOPY) cmd found so will create .debuginfo files.")
 165 
 166     # Library stripping policies for .debuginfo configs:
 167     #   all_strip - strips everything from the library
 168     #   min_strip - strips most stuff from the library; leaves minimum symbols
 169     #   no_strip  - does not strip the library at all
 170     #
 171     # Oracle security policy requires "all_strip". A waiver was granted on
 172     # 2011.09.01 that permits using "min_strip" in the Java JDK and Java JRE.
 173     #
 174     # Currently, STRIP_POLICY is only used when Full Debug Symbols is enabled.
 175     #
 176     STRIP_POLICY ?= min_strip
 177 
 178     _JUNK_ := $(shell \
 179       echo >&2 "INFO: STRIP_POLICY=$(STRIP_POLICY)")
 180 
 181     ZIP_DEBUGINFO_FILES ?= 1
 182 
 183     _JUNK_ := $(shell \
 184       echo >&2 "INFO: ZIP_DEBUGINFO_FILES=$(ZIP_DEBUGINFO_FILES)")
 185   endif
 186 endif
 187 
 188 JDK_INCLUDE_SUBDIR=linux
 189 
 190 # Library suffix
 191 LIBRARY_SUFFIX=so
 192 
 193 # FIXUP: The subdirectory for a debug build is NOT the same on all platforms
 194 VM_DEBUG=jvmg
 195 
 196 EXPORT_LIST += $(EXPORT_DOCS_DIR)/platform/jvmti/jvmti.html
 197 
 198 # client and server subdirectories have symbolic links to ../libjsig.so
 199 EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.$(LIBRARY_SUFFIX)
 200 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 201   ifeq ($(ZIP_DEBUGINFO_FILES),1)
 202     EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.diz
 203   else
 204     EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.debuginfo
 205   endif
 206 endif
 207 EXPORT_SERVER_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/server
 208 EXPORT_CLIENT_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/client
 209 
 210 EXPORT_LIST += $(EXPORT_JRE_LIB_DIR)/wb.jar
 211 
 212 ifndef BUILD_CLIENT_ONLY
 213 EXPORT_LIST += $(EXPORT_SERVER_DIR)/Xusage.txt
 214 EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.$(LIBRARY_SUFFIX)
 215   ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 216     ifeq ($(ZIP_DEBUGINFO_FILES),1)
 217       EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.diz
 218     else
 219       EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.debuginfo
 220     endif
 221   endif
 222 endif
 223 
 224 ifneq ($(ZERO_BUILD), true)
 225   ifeq ($(ARCH_DATA_MODEL), 32)
 226     EXPORT_LIST += $(EXPORT_CLIENT_DIR)/Xusage.txt
 227     EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.$(LIBRARY_SUFFIX)
 228     ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 229       ifeq ($(ZIP_DEBUGINFO_FILES),1)
 230         EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.diz
 231       else
 232         EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.debuginfo
 233       endif
 234     endif
 235   endif
 236 endif
 237 
 238 # Serviceability Binaries
 239 # No SA Support for PPC, IA64, ARM or zero
 240 ADD_SA_BINARIES/x86   = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \
 241                         $(EXPORT_LIB_DIR)/sa-jdi.jar 
 242 ADD_SA_BINARIES/sparc = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \
 243                         $(EXPORT_LIB_DIR)/sa-jdi.jar 
 244 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 245   ifeq ($(ZIP_DEBUGINFO_FILES),1)
 246     ADD_SA_BINARIES/x86   += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.diz
 247     ADD_SA_BINARIES/sparc += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.diz
 248   else
 249     ADD_SA_BINARIES/x86   += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.debuginfo
 250     ADD_SA_BINARIES/sparc += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.debuginfo
 251   endif
 252 endif
 253 ADD_SA_BINARIES/ppc   = 
 254 ADD_SA_BINARIES/ia64  = 
 255 ADD_SA_BINARIES/arm   = 
 256 ADD_SA_BINARIES/zero  = 
 257 
 258 EXPORT_LIST += $(ADD_SA_BINARIES/$(HS_ARCH))
 259 
 260