platform.m4 revision 693:1dfcc874461e
150276Speter# 2262685Sdelphij# Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. 350276Speter# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 450276Speter# 550276Speter# This code is free software; you can redistribute it and/or modify it 650276Speter# under the terms of the GNU General Public License version 2 only, as 750276Speter# published by the Free Software Foundation. Oracle designates this 850276Speter# particular file as subject to the "Classpath" exception as provided 950276Speter# by Oracle in the LICENSE file that accompanied this code. 1050276Speter# 1150276Speter# This code is distributed in the hope that it will be useful, but WITHOUT 1250276Speter# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1350276Speter# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1450276Speter# version 2 for more details (a copy is included in the LICENSE file that 1550276Speter# accompanied this code). 1650276Speter# 1750276Speter# You should have received a copy of the GNU General Public License version 1850276Speter# 2 along with this work; if not, write to the Free Software Foundation, 1950276Speter# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2050276Speter# 2150276Speter# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2250276Speter# or visit www.oracle.com if you need additional information or have any 2350276Speter# questions. 2450276Speter# 2550276Speter 2650276Speter# Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD. 2750276Speter# Converts autoconf style CPU name to OpenJDK style, into 2850276Speter# VAR_CPU, VAR_CPU_ARCH, VAR_CPU_BITS and VAR_CPU_ENDIAN. 2950276SpeterAC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_CPU], 3050276Speter[ 3150276Speter # First argument is the cpu name from the trip/quad 32166124Srafan case "$1" in 3350276Speter x86_64) 3450276Speter VAR_CPU=x86_64 3550276Speter VAR_CPU_ARCH=x86 3650276Speter VAR_CPU_BITS=64 3750276Speter VAR_CPU_ENDIAN=little 3850276Speter ;; 3950276Speter i?86) 4050276Speter VAR_CPU=x86 4150276Speter VAR_CPU_ARCH=x86 4250276Speter VAR_CPU_BITS=32 43166124Srafan VAR_CPU_ENDIAN=little 4450276Speter ;; 4550276Speter arm*) 4650276Speter VAR_CPU=arm 4750276Speter VAR_CPU_ARCH=arm 4850276Speter VAR_CPU_BITS=32 4950276Speter VAR_CPU_ENDIAN=little 5050276Speter ;; 5150276Speter powerpc) 5250276Speter VAR_CPU=ppc 5350276Speter VAR_CPU_ARCH=ppc 5450276Speter VAR_CPU_BITS=32 5550276Speter VAR_CPU_ENDIAN=big 5650276Speter ;; 5750276Speter powerpc64) 5850276Speter VAR_CPU=ppc64 5950276Speter VAR_CPU_ARCH=ppc 6050276Speter VAR_CPU_BITS=64 6150276Speter VAR_CPU_ENDIAN=big 6250276Speter ;; 6350276Speter sparc) 6450276Speter VAR_CPU=sparc 6550276Speter VAR_CPU_ARCH=sparc 6650276Speter VAR_CPU_BITS=32 6750276Speter VAR_CPU_ENDIAN=big 6850276Speter ;; 6950276Speter sparcv9) 7050276Speter VAR_CPU=sparcv9 7150276Speter VAR_CPU_ARCH=sparc 7250276Speter VAR_CPU_BITS=64 7350276Speter VAR_CPU_ENDIAN=big 7450276Speter ;; 7550276Speter *) 7650276Speter AC_MSG_ERROR([unsupported cpu $1]) 7750276Speter ;; 7850276Speter esac 7950276Speter]) 8050276Speter 8150276Speter# Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD. 8250276Speter# Converts autoconf style OS name to OpenJDK style, into 8350276Speter# VAR_OS and VAR_OS_API. 8450276SpeterAC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_OS], 8550276Speter[ 8650276Speter case "$1" in 8750276Speter *linux*) 8850276Speter VAR_OS=linux 8950276Speter VAR_OS_API=posix 9050276Speter VAR_OS_ENV=linux 9150276Speter ;; 9250276Speter *solaris*) 9350276Speter VAR_OS=solaris 9450276Speter VAR_OS_API=posix 9550276Speter VAR_OS_ENV=solaris 96262685Sdelphij ;; 9750276Speter *darwin*) 9850276Speter VAR_OS=macosx 9950276Speter VAR_OS_API=posix 10050276Speter VAR_OS_ENV=macosx 10150276Speter ;; 10250276Speter *bsd*) 10350276Speter VAR_OS=bsd 10450276Speter VAR_OS_API=posix 10550276Speter VAR_OS_ENV=bsd 10650276Speter ;; 10750276Speter *cygwin*) 10850276Speter VAR_OS=windows 10962449Speter VAR_OS_API=winapi 11050276Speter VAR_OS_ENV=windows.cygwin 11150276Speter ;; 11262449Speter *mingw*) 11362449Speter VAR_OS=windows 11450276Speter VAR_OS_API=winapi 11550276Speter VAR_OS_ENV=windows.msys 11662449Speter ;; 117262685Sdelphij *) 11850276Speter AC_MSG_ERROR([unsupported operating system $1]) 11962449Speter ;; 12062449Speter esac 12150276Speter]) 12250276Speter 12362449Speter# Expects $host_os $host_cpu $build_os and $build_cpu 12462449Speter# and $with_target_bits to have been setup! 12550276Speter# 126262629Sdelphij# Translate the standard triplet(quadruplet) definition 12762449Speter# of the target/build system into OPENJDK_TARGET_OS, OPENJDK_TARGET_CPU, 12862449Speter# OPENJDK_BUILD_OS, etc. 129262629SdelphijAC_DEFUN([PLATFORM_EXTRACT_TARGET_AND_BUILD], 13062449Speter[ 131166124Srafan # Copy the autoconf trip/quadruplet verbatim to OPENJDK_TARGET_AUTOCONF_NAME 13262449Speter # (from the autoconf "host") and OPENJDK_BUILD_AUTOCONF_NAME 13362449Speter # Note that we might later on rewrite e.g. OPENJDK_TARGET_CPU due to reduced build, 134262685Sdelphij # but this will not change the value of OPENJDK_TARGET_AUTOCONF_NAME. 13562449Speter OPENJDK_TARGET_AUTOCONF_NAME="$host" 13650276Speter OPENJDK_BUILD_AUTOCONF_NAME="$build" 13750276Speter AC_SUBST(OPENJDK_TARGET_AUTOCONF_NAME) 138166124Srafan AC_SUBST(OPENJDK_BUILD_AUTOCONF_NAME) 139166124Srafan 14050276Speter # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables. 14162449Speter PLATFORM_EXTRACT_VARS_FROM_OS($build_os) 142166124Srafan PLATFORM_EXTRACT_VARS_FROM_CPU($build_cpu) 14362449Speter # ..and setup our own variables. (Do this explicitely to facilitate searching) 14450276Speter OPENJDK_BUILD_OS="$VAR_OS" 14550276Speter OPENJDK_BUILD_OS_API="$VAR_OS_API" 14662449Speter OPENJDK_BUILD_OS_ENV="$VAR_OS_ENV" 14762449Speter OPENJDK_BUILD_CPU="$VAR_CPU" 14850276Speter OPENJDK_BUILD_CPU_ARCH="$VAR_CPU_ARCH" 14950276Speter OPENJDK_BUILD_CPU_BITS="$VAR_CPU_BITS" 150184989Srafan OPENJDK_BUILD_CPU_ENDIAN="$VAR_CPU_ENDIAN" 15150276Speter AC_SUBST(OPENJDK_BUILD_OS) 15250276Speter AC_SUBST(OPENJDK_BUILD_OS_API) 15350276Speter AC_SUBST(OPENJDK_BUILD_CPU) 15450276Speter AC_SUBST(OPENJDK_BUILD_CPU_ARCH) 15550276Speter AC_SUBST(OPENJDK_BUILD_CPU_BITS) 15662449Speter AC_SUBST(OPENJDK_BUILD_CPU_ENDIAN) 15762449Speter 15850276Speter AC_MSG_CHECKING([openjdk-build os-cpu]) 15950276Speter AC_MSG_RESULT([$OPENJDK_BUILD_OS-$OPENJDK_BUILD_CPU]) 16050276Speter 16150276Speter # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables. 16250276Speter PLATFORM_EXTRACT_VARS_FROM_OS($host_os) 16350276Speter PLATFORM_EXTRACT_VARS_FROM_CPU($host_cpu) 16450276Speter # ... and setup our own variables. (Do this explicitely to facilitate searching) 16562449Speter OPENJDK_TARGET_OS="$VAR_OS" 16650276Speter OPENJDK_TARGET_OS_API="$VAR_OS_API" 16750276Speter OPENJDK_TARGET_OS_ENV="$VAR_OS_ENV" 16850276Speter OPENJDK_TARGET_CPU="$VAR_CPU" 16950276Speter OPENJDK_TARGET_CPU_ARCH="$VAR_CPU_ARCH" 17062449Speter OPENJDK_TARGET_CPU_BITS="$VAR_CPU_BITS" 17162449Speter OPENJDK_TARGET_CPU_ENDIAN="$VAR_CPU_ENDIAN" 17250276Speter AC_SUBST(OPENJDK_TARGET_OS) 17350276Speter AC_SUBST(OPENJDK_TARGET_OS_API) 17450276Speter AC_SUBST(OPENJDK_TARGET_CPU) 17550276Speter AC_SUBST(OPENJDK_TARGET_CPU_ARCH) 17650276Speter AC_SUBST(OPENJDK_TARGET_CPU_BITS) 17762449Speter AC_SUBST(OPENJDK_TARGET_CPU_ENDIAN) 17850276Speter 17962449Speter AC_MSG_CHECKING([openjdk-target os-cpu]) 18050276Speter AC_MSG_RESULT([$OPENJDK_TARGET_OS-$OPENJDK_TARGET_CPU]) 18150276Speter]) 18250276Speter 18350276Speter# Check if a reduced build (32-bit on 64-bit platforms) is requested, and modify behaviour 184184989Srafan# accordingly. Must be done after setting up build and target system, but before 18550276Speter# doing anything else with these values. 18650276SpeterAC_DEFUN([PLATFORM_SETUP_TARGET_CPU_BITS], 18750276Speter[ 18850276Speter AC_ARG_WITH(target-bits, [AS_HELP_STRING([--with-target-bits], 18950276Speter [build 32-bit or 64-bit binaries (for platforms that support it), e.g. --with-target-bits=32 @<:@guessed@:>@])]) 19050276Speter 19150276Speter # We have three types of compiles: 19250276Speter # native == normal compilation, target system == build system 19350276Speter # cross == traditional cross compilation, target system != build system; special toolchain needed 19450276Speter # reduced == using native compilers, but with special flags (e.g. -m32) to produce 32-bit builds on 64-bit machines 19550276Speter # 19697049Speter if test "x$OPENJDK_BUILD_AUTOCONF_NAME" != "x$OPENJDK_TARGET_AUTOCONF_NAME"; then 197262629Sdelphij # We're doing a proper cross-compilation 19850276Speter COMPILE_TYPE="cross" 19950276Speter else 20050276Speter COMPILE_TYPE="native" 20150276Speter fi 202184989Srafan 20350276Speter if test "x$with_target_bits" != x; then 20450276Speter if test "x$COMPILE_TYPE" = "xcross"; then 20550276Speter AC_MSG_ERROR([It is not possible to combine --with-target-bits=X and proper cross-compilation. Choose either.]) 20650276Speter fi 20750276Speter 208262629Sdelphij if test "x$with_target_bits" = x32 && test "x$OPENJDK_TARGET_CPU_BITS" = x64; then 20950276Speter # A reduced build is requested 21050276Speter COMPILE_TYPE="reduced" 21150276Speter OPENJDK_TARGET_CPU_BITS=32 212184989Srafan if test "x$OPENJDK_TARGET_CPU_ARCH" = "xx86"; then 21350276Speter OPENJDK_TARGET_CPU=x86 21450276Speter elif test "x$OPENJDK_TARGET_CPU_ARCH" = "xsparc"; then 21550276Speter OPENJDK_TARGET_CPU=sparc 21662449Speter else 21762449Speter AC_MSG_ERROR([Reduced build (--with-target-bits=32) is only supported on x86_64 and sparcv9]) 21862449Speter fi 21950276Speter elif test "x$with_target_bits" = x64 && test "x$OPENJDK_TARGET_CPU_BITS" = x32; then 22062449Speter AC_MSG_ERROR([It is not possible to use --with-target-bits=64 on a 32 bit system. Use proper cross-compilation instead.]) 22150276Speter elif test "x$with_target_bits" = "x$OPENJDK_TARGET_CPU_BITS"; then 22262449Speter AC_MSG_NOTICE([--with-target-bits are set to build platform address size; argument has no meaning]) 22350276Speter else 22462449Speter AC_MSG_ERROR([--with-target-bits can only be 32 or 64, you specified $with_target_bits!]) 22562449Speter fi 22662449Speter fi 22750276Speter AC_SUBST(COMPILE_TYPE) 22850276Speter 22950276SpeterAC_MSG_CHECKING([compilation type]) 23050276SpeterAC_MSG_RESULT([$COMPILE_TYPE]) 23162449Speter]) 23262449Speter 23350276Speter # Setup the legacy variables, for controlling the old makefiles. 23450276Speter # 23562449SpeterAC_DEFUN([PLATFORM_SETUP_LEGACY_VARS], 23662449Speter[ 23762449Speter # Also store the legacy naming of the cpu. 23862449Speter # Ie i586 and amd64 instead of x86 and x86_64 23962449Speter OPENJDK_TARGET_CPU_LEGACY="$OPENJDK_TARGET_CPU" 24062449Speter if test "x$OPENJDK_TARGET_CPU" = xx86; then 241262685Sdelphij OPENJDK_TARGET_CPU_LEGACY="i586" 242262685Sdelphij elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then 243262685Sdelphij # On all platforms except MacOSX replace x86_64 with amd64. 244262685Sdelphij OPENJDK_TARGET_CPU_LEGACY="amd64" 245262685Sdelphij fi 246262685Sdelphij AC_SUBST(OPENJDK_TARGET_CPU_LEGACY) 24762449Speter 24862449Speter # And the second legacy naming of the cpu. 24962449Speter # Ie i386 and amd64 instead of x86 and x86_64. 25062449Speter OPENJDK_TARGET_CPU_LEGACY_LIB="$OPENJDK_TARGET_CPU" 25162449Speter if test "x$OPENJDK_TARGET_CPU" = xx86; then 25262449Speter OPENJDK_TARGET_CPU_LEGACY_LIB="i386" 25362449Speter elif test "x$OPENJDK_TARGET_CPU" = xx86_64; then 25450276Speter OPENJDK_TARGET_CPU_LEGACY_LIB="amd64" 25562449Speter fi 25662449Speter AC_SUBST(OPENJDK_TARGET_CPU_LEGACY_LIB) 25762449Speter 25862449Speter # This is the name of the cpu (but using i386 and amd64 instead of 25950276Speter # x86 and x86_64, respectively), preceeded by a /, to be used when 26062449Speter # locating libraries. On macosx, it's empty, though. 26150276Speter OPENJDK_TARGET_CPU_LIBDIR="/$OPENJDK_TARGET_CPU_LEGACY_LIB" 26262449Speter if test "x$OPENJDK_TARGET_OS" = xmacosx; then 26362449Speter OPENJDK_TARGET_CPU_LIBDIR="" 26462449Speter fi 26550276Speter AC_SUBST(OPENJDK_TARGET_CPU_LIBDIR) 26662449Speter 26762449Speter # OPENJDK_TARGET_CPU_ISADIR is normally empty. On 64-bit Solaris systems, it is set to 26862449Speter # /amd64 or /sparcv9. This string is appended to some library paths, like this: 26950276Speter # /usr/lib${OPENJDK_TARGET_CPU_ISADIR}/libexample.so 27050276Speter OPENJDK_TARGET_CPU_ISADIR="" 27176726Speter if test "x$OPENJDK_TARGET_OS" = xsolaris; then 27276726Speter if test "x$OPENJDK_TARGET_CPU" = xx86_64; then 27376726Speter OPENJDK_TARGET_CPU_ISADIR="/amd64" 27476726Speter elif test "x$OPENJDK_TARGET_CPU" = xsparcv9; then 275166124Srafan OPENJDK_TARGET_CPU_ISADIR="/sparcv9" 27676726Speter fi 27776726Speter fi 27876726Speter AC_SUBST(OPENJDK_TARGET_CPU_ISADIR) 279166124Srafan 280166124Srafan # Setup OPENJDK_TARGET_CPU_OSARCH, which is used to set the os.arch Java system property 28150276Speter OPENJDK_TARGET_CPU_OSARCH="$OPENJDK_TARGET_CPU" 28250276Speter if test "x$OPENJDK_TARGET_OS" = xlinux && test "x$OPENJDK_TARGET_CPU" = xx86; then 28350276Speter # On linux only, we replace x86 with i386. 28450276Speter OPENJDK_TARGET_CPU_OSARCH="i386" 28550276Speter elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then 28650276Speter # On all platforms except macosx, we replace x86_64 with amd64. 28750276Speter OPENJDK_TARGET_CPU_OSARCH="amd64" 28850276Speter fi 28950276Speter AC_SUBST(OPENJDK_TARGET_CPU_OSARCH) 29050276Speter 29162449Speter OPENJDK_TARGET_CPU_JLI="$OPENJDK_TARGET_CPU" 29250276Speter if test "x$OPENJDK_TARGET_CPU" = xx86; then 29350276Speter OPENJDK_TARGET_CPU_JLI="i386" 29450276Speter elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then 29550276Speter # On all platforms except macosx, we replace x86_64 with amd64. 29650276Speter OPENJDK_TARGET_CPU_JLI="amd64" 297166124Srafan fi 29862449Speter # Now setup the -D flags for building libjli. 29997049Speter OPENJDK_TARGET_CPU_JLI_CFLAGS="-DLIBARCHNAME='\"$OPENJDK_TARGET_CPU_JLI\"'" 30050276Speter if test "x$OPENJDK_TARGET_OS" = xsolaris; then 30150276Speter if test "x$OPENJDK_TARGET_CPU_ARCH" = xsparc; then 30262449Speter OPENJDK_TARGET_CPU_JLI_CFLAGS="$OPENJDK_TARGET_CPU_JLI_CFLAGS -DLIBARCH32NAME='\"sparc\"' -DLIBARCH64NAME='\"sparcv9\"'" 30362449Speter elif test "x$OPENJDK_TARGET_CPU_ARCH" = xx86; then 30450276Speter OPENJDK_TARGET_CPU_JLI_CFLAGS="$OPENJDK_TARGET_CPU_JLI_CFLAGS -DLIBARCH32NAME='\"i386\"' -DLIBARCH64NAME='\"amd64\"'" 30550276Speter fi 306166124Srafan fi 30762449Speter AC_SUBST(OPENJDK_TARGET_CPU_JLI_CFLAGS) 30850276Speter 30950276Speter # Setup OPENJDK_TARGET_OS_API_DIR, used in source paths. 31062449Speter if test "x$OPENJDK_TARGET_OS_API" = xposix; then 31162449Speter OPENJDK_TARGET_OS_API_DIR="solaris" 31262449Speter fi 31362449Speter if test "x$OPENJDK_TARGET_OS_API" = xwinapi; then 31450276Speter OPENJDK_TARGET_OS_API_DIR="windows" 31550276Speter fi 31650276Speter AC_SUBST(OPENJDK_TARGET_OS_API_DIR) 31750276Speter 31850276Speter if test "x$OPENJDK_TARGET_CPU_BITS" = x64; then 31950276Speter A_LP64="LP64:=" 32050276Speter # -D_LP64=1 is only set on linux and mac. Setting on windows causes diff in 32150276Speter # unpack200.exe 32250276Speter if test "x$OPENJDK_TARGET_OS" = xlinux || test "x$OPENJDK_TARGET_OS" = xmacosx; then 32350276Speter ADD_LP64="-D_LP64=1" 32450276Speter fi 32550276Speter fi 32650276Speter AC_SUBST(LP64,$A_LP64) 32750276Speter 32850276Speter if test "x$COMPILE_TYPE" = "xcross"; then 32962449Speter # FIXME: ... or should this include reduced builds..? 33062449Speter DEFINE_CROSS_COMPILE_ARCH="CROSS_COMPILE_ARCH:=$OPENJDK_TARGET_CPU_LEGACY" 33162449Speter else 33250276Speter DEFINE_CROSS_COMPILE_ARCH="" 33350276Speter fi 33462449Speter AC_SUBST(DEFINE_CROSS_COMPILE_ARCH) 33562449Speter 33662449Speter # Some Zero and Shark settings. 33762449Speter # ZERO_ARCHFLAG tells the compiler which mode to build for 33850276Speter case "${OPENJDK_TARGET_CPU}" in 33950276Speter s390) 34050276Speter ZERO_ARCHFLAG="-m31" 34150276Speter ;; 34262449Speter *) 34350276Speter ZERO_ARCHFLAG="-m${OPENJDK_TARGET_CPU_BITS}" 34450276Speter esac 34550276Speter PLATFORM_COMPILER_CHECK_ARGUMENTS([$ZERO_ARCHFLAG], [], [ZERO_ARCHFLAG=""]) 34650276Speter AC_SUBST(ZERO_ARCHFLAG) 34762449Speter 34850276Speter # ZERO_ARCHDEF is used to enable architecture-specific code 34962449Speter case "${OPENJDK_TARGET_CPU}" in 35050276Speter ppc*) ZERO_ARCHDEF=PPC ;; 35162449Speter s390*) ZERO_ARCHDEF=S390 ;; 35250276Speter sparc*) ZERO_ARCHDEF=SPARC ;; 35350276Speter x86_64*) ZERO_ARCHDEF=AMD64 ;; 35450276Speter x86) ZERO_ARCHDEF=IA32 ;; 35576726Speter *) ZERO_ARCHDEF=$(echo "${OPENJDK_TARGET_CPU_LEGACY_LIB}" | tr a-z A-Z) 35650276Speter esac 35750276Speter AC_SUBST(ZERO_ARCHDEF) 35850276Speter 35950276Speter]) 36050276Speter 36150276SpeterAC_DEFUN([PLATFORM_SET_RELEASE_FILE_OS_VALUES], 36250276Speter[ 36350276Speter if test "x$OPENJDK_TARGET_OS" = "xsolaris"; then 36450276Speter REQUIRED_OS_NAME=SunOS 36550276Speter REQUIRED_OS_VERSION=5.10 36650276Speter fi 36750276Speter if test "x$OPENJDK_TARGET_OS" = "xlinux"; then 36850276Speter REQUIRED_OS_NAME=Linux 36950276Speter REQUIRED_OS_VERSION=2.6 37050276Speter fi 37162449Speter if test "x$OPENJDK_TARGET_OS" = "xwindows"; then 37250276Speter REQUIRED_OS_NAME=Windows 37362449Speter if test "x$OPENJDK_TARGET_CPU_BITS" = "x64"; then 37450276Speter REQUIRED_OS_VERSION=5.2 37550276Speter else 37662449Speter REQUIRED_OS_VERSION=5.1 37750276Speter fi 37850276Speter fi 37962449Speter if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then 38050276Speter REQUIRED_OS_NAME=Darwin 38150276Speter REQUIRED_OS_VERSION=11.2 38262449Speter fi 38350276Speter 38450276Speter AC_SUBST(REQUIRED_OS_NAME) 38550276Speter AC_SUBST(REQUIRED_OS_VERSION) 38650276Speter]) 38750276Speter 38850276Speter#%%% Build and target systems %%% 38950276SpeterAC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET], 39050276Speter[ 39150276Speter# Figure out the build and target systems. # Note that in autoconf terminology, "build" is obvious, but "target" 39262449Speter# is confusing; it assumes you are cross-compiling a cross-compiler (!) and "target" is thus the target of the 39350276Speter# product you're building. The target of this build is called "host". Since this is confusing to most people, we 39450276Speter# have not adopted that system, but use "target" as the platform we are building for. In some places though we need 39550276Speter# to use the configure naming style. 39650276SpeterAC_CANONICAL_BUILD 39750276SpeterAC_CANONICAL_HOST 39850276SpeterAC_CANONICAL_TARGET 39950276Speter 40050276SpeterPLATFORM_EXTRACT_TARGET_AND_BUILD 40162449SpeterPLATFORM_SETUP_TARGET_CPU_BITS 40250276SpeterPLATFORM_SET_RELEASE_FILE_OS_VALUES 40350276SpeterPLATFORM_SETUP_LEGACY_VARS 40450276Speter]) 40550276Speter 40662449SpeterAC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION], 40750276Speter[ 40850276Speter############################################################################### 40950276Speter 41050276Speter# Note that this is the build platform OS version! 41150276Speter 41250276SpeterOS_VERSION="`uname -r | ${SED} 's!\.! !g' | ${SED} 's!-! !g'`" 41362449SpeterOS_VERSION_MAJOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 1 -d ' '`" 41450276SpeterOS_VERSION_MINOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 2 -d ' '`" 41550276SpeterOS_VERSION_MICRO="`${ECHO} ${OS_VERSION} | ${CUT} -f 3 -d ' '`" 41662449SpeterAC_SUBST(OS_VERSION_MAJOR) 41750276SpeterAC_SUBST(OS_VERSION_MINOR) 41850276SpeterAC_SUBST(OS_VERSION_MICRO) 41950276Speter]) 42050276Speter 42150276Speter# PLATFORM_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE], 42250276Speter# [RUN-IF-FALSE]) 42362449Speter# ------------------------------------------------------------ 42450276Speter# Check that the c and c++ compilers support an argument 42550276SpeterAC_DEFUN([PLATFORM_COMPILER_CHECK_ARGUMENTS], 42650276Speter[ 42750276Speter AC_MSG_CHECKING([if compiler supports "$1"]) 42862449Speter supports=yes 42950276Speter 43050276Speter saved_cflags="$CFLAGS" 43162449Speter CFLAGS="$CFLAGS $1" 43250276Speter AC_LANG_PUSH([C]) 43350276Speter AC_COMPILE_IFELSE([ 43450276Speter AC_LANG_SOURCE([[int i;]]) 43550276Speter ], [], [supports=no]) 43650276Speter AC_LANG_POP([C]) 43750276Speter CFLAGS="$saved_cflags" 43850276Speter 43962449Speter saved_cxxflags="$CXXFLAGS" 44050276Speter CXXFLAGS="$CXXFLAG $1" 44150276Speter AC_LANG_PUSH([C++]) 44262449Speter AC_COMPILE_IFELSE([ 44362449Speter AC_LANG_SOURCE([[int i;]]) 44450276Speter ], [], [supports=no]) 44562449Speter AC_LANG_POP([C++]) 44650276Speter CXXFLAGS="$saved_cxxflags" 44750276Speter 44850276Speter AC_MSG_RESULT([$supports]) 44950276Speter if test "x$supports" = "xyes" ; then 45062449Speter m4_ifval([$2], [$2], [:]) 45150276Speter else 45250276Speter m4_ifval([$3], [$3], [:]) 45350276Speter fi 45450276Speter]) 45550276Speter 45650276Speter# Check that the compiler supports -mX flags 45750276Speter# Set COMPILER_SUPPORTS_TARGET_BITS_FLAG to 'true' if it does 45850276SpeterAC_DEFUN([PLATFORM_CHECK_COMPILER_TARGET_BITS_FLAGS], 45950276Speter[ 46062449Speter PLATFORM_COMPILER_CHECK_ARGUMENTS([-m${OPENJDK_TARGET_CPU_BITS}], 46150276Speter [COMPILER_SUPPORTS_TARGET_BITS_FLAG=true], 46262449Speter [COMPILER_SUPPORTS_TARGET_BITS_FLAG=false]) 46362449Speter AC_SUBST(COMPILER_SUPPORTS_TARGET_BITS_FLAG) 46462449Speter]) 46550276Speter 46662449Speter# Support macro for PLATFORM_SETUP_OPENJDK_TARGET_BITS. 467166124Srafan# Add -mX to various FLAGS variables. 46850276SpeterAC_DEFUN([PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS], 46950276Speter[ 47050276Speter # keep track of c/cxx flags that we added outselves... 47150276Speter # to prevent emitting warning... 47262449Speter ADDED_CFLAGS=" -m${OPENJDK_TARGET_CPU_BITS}" 47350276Speter ADDED_CXXFLAGS=" -m${OPENJDK_TARGET_CPU_BITS}" 47450276Speter ADDED_LDFLAGS=" -m${OPENJDK_TARGET_CPU_BITS}" 47550276Speter 47650276Speter CFLAGS="${CFLAGS}${ADDED_CFLAGS}" 47750276Speter CXXFLAGS="${CXXFLAGS}${ADDED_CXXFLAGS}" 47850276Speter LDFLAGS="${LDFLAGS}${ADDED_LDFLAGS}" 47950276Speter 48050276Speter CFLAGS_JDK="${CFLAGS_JDK}${ADDED_CFLAGS}" 48162449Speter CXXFLAGS_JDK="${CXXFLAGS_JDK}${ADDED_CXXFLAGS}" 48262449Speter LDFLAGS_JDK="${LDFLAGS_JDK}${ADDED_LDFLAGS}" 48362449Speter]) 48497049Speter 48562449SpeterAC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_BITS], 48650276Speter[ 48750276Speter############################################################################### 48862449Speter# 48950276Speter# Now we check if libjvm.so will use 32 or 64 bit pointers for the C/C++ code. 49050276Speter# (The JVM can use 32 or 64 bit Java pointers but that decision 49162449Speter# is made at runtime.) 49262449Speter# 49350276Speter 49450276SpeterPLATFORM_CHECK_COMPILER_TARGET_BITS_FLAGS 49550276Speter 49662449Speterif test "x$OPENJDK_TARGET_OS" = xsolaris; then 49762449Speter # Always specify -m flags on Solaris 49862449Speter PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS 49962449Speterelif test "x$COMPILE_TYPE" = xreduced; then 50062449Speter if test "x$OPENJDK_TARGET_OS" != xwindows; then 50162449Speter # Specify -m if running reduced on other Posix platforms 50262449Speter PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS 50362449Speter fi 50462449Speterfi 50562449Speter 50662449Speter# Make compilation sanity check 50762449SpeterAC_CHECK_HEADERS([stdio.h], , [ 50897049Speter AC_MSG_NOTICE([Failed to compile stdio.h. This likely implies missing compile dependencies.]) 50997049Speter if test "x$COMPILE_TYPE" = xreduced; then 51062449Speter AC_MSG_NOTICE([You are doing a reduced build. Check that you have 32-bit libraries installed.]) 51162449Speter elif test "x$COMPILE_TYPE" = xcross; then 51262449Speter AC_MSG_NOTICE([You are doing a cross-compilation. Check that you have all target platform libraries installed.]) 51362449Speter fi 51462449Speter AC_MSG_ERROR([Cannot continue.]) 51562449Speter]) 516262685Sdelphij 51762449SpeterAC_CHECK_SIZEOF([int *], [1111]) 51862449Speter 51962449Speterif test "x$SIZEOF_INT_P" != "x$ac_cv_sizeof_int_p"; then 52062449Speter # Workaround autoconf bug, see http://lists.gnu.org/archive/html/autoconf/2010-07/msg00004.html 52162449Speter SIZEOF_INT_P="$ac_cv_sizeof_int_p" 52262449Speterfi 52362449Speter 52462449Speterif test "x$SIZEOF_INT_P" = x; then 52562449Speter # The test failed, lets stick to the assumed value. 52662449Speter AC_MSG_WARN([The number of bits in the target could not be determined, using $OPENJDK_TARGET_CPU_BITS.]) 52762449Speterelse 52862449Speter TESTED_TARGET_CPU_BITS=`expr 8 \* $SIZEOF_INT_P` 52962449Speter 53062449Speter if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then 53162449Speter AC_MSG_ERROR([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS)]) 53262449Speter fi 53362449Speterfi 53462449Speter 535262685SdelphijAC_MSG_CHECKING([for target address size]) 536262685SdelphijAC_MSG_RESULT([$OPENJDK_TARGET_CPU_BITS bits]) 537262685Sdelphij]) 538262685Sdelphij 539262685SdelphijAC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS], 540262685Sdelphij[ 541262685Sdelphij############################################################################### 54262449Speter# 54362449Speter# Is the target little of big endian? 54462449Speter# 54562449SpeterAC_C_BIGENDIAN([ENDIAN="big"],[ENDIAN="little"],[ENDIAN="unknown"],[ENDIAN="universal_endianness"]) 54662449Speter 54762449Speterif test "x$ENDIAN" = xuniversal_endianness; then 54862449Speter AC_MSG_ERROR([Building with both big and little endianness is not supported]) 54962449Speterfi 55062449Speterif test "x$ENDIAN" != "x$OPENJDK_TARGET_CPU_ENDIAN"; then 55162449Speter AC_MSG_ERROR([The tested endian in the target ($ENDIAN) differs from the endian expected to be found in the target ($OPENJDK_TARGET_CPU_ENDIAN)]) 55262449Speterfi 55362449Speter]) 55462449Speter