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 
  33 # ARCH can be set explicitly in spec.gmk
  34 ifndef ARCH
  35   ARCH := $(shell uname -m)
  36 endif
  37 
  38 PATH_SEP ?= :
  39 
  40 ifeq ($(LP64), 1)
  41   ARCH_DATA_MODEL ?= 64
  42 else
  43   ARCH_DATA_MODEL ?= 32
  44 endif
  45 
  46 # zero
  47 ifeq ($(findstring true, $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK)), true)
  48   ifeq ($(ARCH_DATA_MODEL), 64)
  49     MAKE_ARGS      += LP64=1
  50   endif
  51   PLATFORM         = linux-zero
  52   VM_PLATFORM      = linux_$(subst i386,i486,$(ZERO_LIBARCH))
  53   HS_ARCH          = zero
  54   ARCH             = zero
  55 endif
  56 
  57 # ia64
  58 ifeq ($(ARCH), ia64)
  59   ARCH_DATA_MODEL = 64
  60   MAKE_ARGS      += LP64=1
  61   PLATFORM        = linux-ia64
  62   VM_PLATFORM     = linux_ia64
  63   HS_ARCH         = ia64
  64 endif
  65 
  66 # sparc
  67 ifeq ($(ARCH), sparc64)
  68   ifeq ($(ARCH_DATA_MODEL), 64)
  69     ARCH_DATA_MODEL  = 64
  70     MAKE_ARGS        += LP64=1
  71     PLATFORM         = linux-sparcv9
  72     VM_PLATFORM      = linux_sparcv9
  73   else
  74     ARCH_DATA_MODEL  = 32
  75     PLATFORM         = linux-sparc
  76     VM_PLATFORM      = linux_sparc
  77   endif
  78   HS_ARCH            = sparc
  79 endif
  80 
  81 # amd64/x86_64
  82 ifneq (,$(findstring $(ARCH), amd64 x86_64))
  83   ifeq ($(ARCH_DATA_MODEL), 64)
  84     ARCH_DATA_MODEL = 64
  85     MAKE_ARGS       += LP64=1
  86     PLATFORM        = linux-amd64
  87     VM_PLATFORM     = linux_amd64
  88     HS_ARCH         = x86
  89   else
  90     ARCH_DATA_MODEL = 32
  91     PLATFORM        = linux-i586
  92     VM_PLATFORM     = linux_i486
  93     HS_ARCH         = x86
  94     # We have to reset ARCH to i686 since SRCARCH relies on it
  95     ARCH            = i686   
  96   endif
  97 endif
  98 
  99 # i686/i586 ie 32-bit x86
 100 ifneq (,$(findstring $(ARCH), i686 i586))
 101   ARCH_DATA_MODEL  = 32
 102   PLATFORM         = linux-i586
 103   VM_PLATFORM      = linux_i486
 104   HS_ARCH          = x86
 105 endif
 106 
 107 # ARM
 108 ifeq ($(ARCH), arm)
 109   ARCH_DATA_MODEL  = 32
 110   PLATFORM         = linux-arm
 111   VM_PLATFORM      = linux_arm
 112   HS_ARCH          = arm
 113 endif
 114 
 115 # PPC
 116 ifeq ($(ARCH), ppc)
 117   ARCH_DATA_MODEL  = 32
 118   PLATFORM         = linux-ppc
 119   VM_PLATFORM      = linux_ppc
 120   HS_ARCH          = ppc
 121 endif
 122 
 123 # On 32 bit linux we build server and client, on 64 bit just server.
 124 ifeq ($(JVM_VARIANTS),)
 125   ifeq ($(ARCH_DATA_MODEL), 32)
 126     JVM_VARIANTS:=client,server
 127     JVM_VARIANT_CLIENT:=true
 128     JVM_VARIANT_SERVER:=true
 129   else
 130     JVM_VARIANTS:=server
 131     JVM_VARIANT_SERVER:=true
 132   endif
 133 endif
 134 
 135 # determine if HotSpot is being built in JDK6 or earlier version
 136 JDK6_OR_EARLIER=0
 137 ifeq "$(shell expr \( '$(JDK_MAJOR_VERSION)' != '' \& '$(JDK_MINOR_VERSION)' != '' \& '$(JDK_MICRO_VERSION)' != '' \))" "1"
 138   # if the longer variable names (newer build style) are set, then check those
 139   ifeq "$(shell expr \( $(JDK_MAJOR_VERSION) = 1 \& $(JDK_MINOR_VERSION) \< 7 \))" "1"
 140     JDK6_OR_EARLIER=1
 141   endif
 142 else
 143   # the longer variables aren't set so check the shorter variable names
 144   ifeq "$(shell expr \( '$(JDK_MAJOR_VER)' = 1 \& '$(JDK_MINOR_VER)' \< 7 \))" "1"
 145     JDK6_OR_EARLIER=1
 146   endif
 147 endif
 148 
 149 ifeq ($(JDK6_OR_EARLIER),0)
 150   # Full Debug Symbols is supported on JDK7 or newer.
 151   # The Full Debug Symbols (FDS) default for BUILD_FLAVOR == product
 152   # builds is enabled with debug info files ZIP'ed to save space. For
 153   # BUILD_FLAVOR != product builds, FDS is always enabled, after all a
 154   # debug build without debug info isn't very useful.
 155   # The ZIP_DEBUGINFO_FILES option only has meaning when FDS is enabled.
 156   #
 157   # If you invoke a build with FULL_DEBUG_SYMBOLS=0, then FDS will be
 158   # disabled for a BUILD_FLAVOR == product build.
 159   #
 160   # Note: Use of a different variable name for the FDS override option
 161   # versus the FDS enabled check is intentional (FULL_DEBUG_SYMBOLS
 162   # versus ENABLE_FULL_DEBUG_SYMBOLS). For auto build systems that pass
 163   # in options via environment variables, use of distinct variables
 164   # prevents strange behaviours. For example, in a BUILD_FLAVOR !=
 165   # product build, the FULL_DEBUG_SYMBOLS environment variable will be
 166   # 0, but the ENABLE_FULL_DEBUG_SYMBOLS make variable will be 1. If
 167   # the same variable name is used, then different values can be picked
 168   # up by different parts of the build. Just to be clear, we only need
 169   # two variable names because the incoming option value can be
 170   # overridden in some situations, e.g., a BUILD_FLAVOR != product
 171   # build.
 172 
 173   ifeq ($(BUILD_FLAVOR), product)
 174     FULL_DEBUG_SYMBOLS ?= 1
 175     ENABLE_FULL_DEBUG_SYMBOLS = $(FULL_DEBUG_SYMBOLS)
 176   else
 177     # debug variants always get Full Debug Symbols (if available)
 178     ENABLE_FULL_DEBUG_SYMBOLS = 1
 179   endif
 180   _JUNK_ := $(shell \
 181     echo >&2 "INFO: ENABLE_FULL_DEBUG_SYMBOLS=$(ENABLE_FULL_DEBUG_SYMBOLS)")
 182   # since objcopy is optional, we set ZIP_DEBUGINFO_FILES later
 183 
 184   ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 185     # Default OBJCOPY comes from GNU Binutils on Linux:
 186     DEF_OBJCOPY=/usr/bin/objcopy
 187     ifdef CROSS_COMPILE_ARCH
 188       # don't try to generate .debuginfo files when cross compiling
 189       _JUNK_ := $(shell \
 190         echo >&2 "INFO: cross compiling for ARCH $(CROSS_COMPILE_ARCH)," \
 191           "skipping .debuginfo generation.")
 192       OBJCOPY=
 193     else
 194       OBJCOPY=$(shell test -x $(DEF_OBJCOPY) && echo $(DEF_OBJCOPY))
 195       ifneq ($(ALT_OBJCOPY),)
 196         _JUNK_ := $(shell echo >&2 "INFO: ALT_OBJCOPY=$(ALT_OBJCOPY)")
 197         OBJCOPY=$(shell test -x $(ALT_OBJCOPY) && echo $(ALT_OBJCOPY))
 198       endif
 199     endif
 200   else
 201     OBJCOPY=
 202   endif
 203 
 204   ifeq ($(OBJCOPY),)
 205     _JUNK_ := $(shell \
 206       echo >&2 "INFO: no objcopy cmd found so cannot create .debuginfo files.")
 207     ENABLE_FULL_DEBUG_SYMBOLS=0
 208     _JUNK_ := $(shell \
 209       echo >&2 "INFO: ENABLE_FULL_DEBUG_SYMBOLS=$(ENABLE_FULL_DEBUG_SYMBOLS)")
 210   else
 211     _JUNK_ := $(shell \
 212       echo >&2 "INFO: $(OBJCOPY) cmd found so will create .debuginfo files.")
 213 
 214     # Library stripping policies for .debuginfo configs:
 215     #   all_strip - strips everything from the library
 216     #   min_strip - strips most stuff from the library; leaves minimum symbols
 217     #   no_strip  - does not strip the library at all
 218     #
 219     # Oracle security policy requires "all_strip". A waiver was granted on
 220     # 2011.09.01 that permits using "min_strip" in the Java JDK and Java JRE.
 221     #
 222     # Currently, STRIP_POLICY is only used when Full Debug Symbols is enabled.
 223     #
 224     STRIP_POLICY ?= min_strip
 225 
 226     _JUNK_ := $(shell \
 227       echo >&2 "INFO: STRIP_POLICY=$(STRIP_POLICY)")
 228 
 229     ZIP_DEBUGINFO_FILES ?= 1
 230 
 231     _JUNK_ := $(shell \
 232       echo >&2 "INFO: ZIP_DEBUGINFO_FILES=$(ZIP_DEBUGINFO_FILES)")
 233   endif
 234 endif
 235 
 236 JDK_INCLUDE_SUBDIR=linux
 237 
 238 # Library suffix
 239 LIBRARY_SUFFIX=so
 240 
 241 # FIXUP: The subdirectory for a debug build is NOT the same on all platforms
 242 VM_DEBUG=jvmg
 243 
 244 EXPORT_LIST += $(EXPORT_DOCS_DIR)/platform/jvmti/jvmti.html
 245 
 246 # client and server subdirectories have symbolic links to ../libjsig.so
 247 EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.$(LIBRARY_SUFFIX)
 248 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 249   ifeq ($(ZIP_DEBUGINFO_FILES),1)
 250     EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.diz
 251   else
 252     EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.debuginfo
 253   endif
 254 endif
 255 EXPORT_SERVER_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/server
 256 EXPORT_CLIENT_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/client
 257 EXPORT_MINIMAL_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/minimal
 258 
 259 #EXPORT_LIST += $(EXPORT_JRE_LIB_DIR)/wb.jar
 260 
 261 ifeq ($(findstring true, $(JVM_VARIANT_SERVER) $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK)), true)
 262   EXPORT_LIST += $(EXPORT_SERVER_DIR)/Xusage.txt
 263   EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.$(LIBRARY_SUFFIX)
 264   ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 265     ifeq ($(ZIP_DEBUGINFO_FILES),1)
 266       EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.diz
 267     else
 268       EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.debuginfo
 269     endif
 270   endif
 271 endif
 272 
 273 ifeq ($(JVM_VARIANT_CLIENT),true)
 274   EXPORT_LIST += $(EXPORT_CLIENT_DIR)/Xusage.txt
 275   EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.$(LIBRARY_SUFFIX)
 276   ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 277     ifeq ($(ZIP_DEBUGINFO_FILES),1)
 278       EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.diz
 279     else
 280       EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.debuginfo
 281     endif
 282   endif 
 283 endif
 284 
 285 ifeq ($(JVM_VARIANT_MINIMAL1),true)
 286   EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/Xusage.txt
 287   EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.$(LIBRARY_SUFFIX)
 288 
 289   ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 290     ifeq ($(ZIP_DEBUGINFO_FILES),1)
 291         EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.diz
 292     else
 293         EXPORT_LIST += $(EXPORT_MINIMAL_DIR)/libjvm.debuginfo
 294     endif
 295   endif 
 296 endif
 297 
 298 # Serviceability Binaries
 299 # No SA Support for PPC, IA64, ARM or zero
 300 ADD_SA_BINARIES/x86   = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \
 301                         $(EXPORT_LIB_DIR)/sa-jdi.jar 
 302 ADD_SA_BINARIES/sparc = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \
 303                         $(EXPORT_LIB_DIR)/sa-jdi.jar 
 304 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
 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 ADD_SA_BINARIES/ppc   = 
 314 ADD_SA_BINARIES/ia64  = 
 315 ADD_SA_BINARIES/arm   = 
 316 ADD_SA_BINARIES/zero  = 
 317 
 318 -include $(HS_ALT_MAKE)/linux/makefiles/defs.make
 319 
 320 EXPORT_LIST += $(ADD_SA_BINARIES/$(HS_ARCH))
 321 
 322