ohair@425: #
gthornbr@1586: # Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
ohair@425: # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@425: #
ohair@425: # This code is free software; you can redistribute it and/or modify it
ohair@425: # under the terms of the GNU General Public License version 2 only, as
ohair@425: # published by the Free Software Foundation.  Oracle designates this
ohair@425: # particular file as subject to the "Classpath" exception as provided
ohair@425: # by Oracle in the LICENSE file that accompanied this code.
ohair@425: #
ohair@425: # This code is distributed in the hope that it will be useful, but WITHOUT
ohair@425: # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@425: # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
ohair@425: # version 2 for more details (a copy is included in the LICENSE file that
ohair@425: # accompanied this code).
ohair@425: #
ohair@425: # You should have received a copy of the GNU General Public License version
ohair@425: # 2 along with this work; if not, write to the Free Software Foundation,
ohair@425: # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@425: #
ohair@425: # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@425: # or visit www.oracle.com if you need additional information or have any
ohair@425: # questions.
ohair@425: #
ohair@425: 
ohair@478: # Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD.
ohair@478: # Converts autoconf style CPU name to OpenJDK style, into
ohair@478: # VAR_CPU, VAR_CPU_ARCH, VAR_CPU_BITS and VAR_CPU_ENDIAN.
erikj@458: AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_CPU],
ohair@425: [
ohair@425:   # First argument is the cpu name from the trip/quad
ohair@425:   case "$1" in
ohair@425:     x86_64)
ohair@478:       VAR_CPU=x86_64
ohair@425:       VAR_CPU_ARCH=x86
ohair@425:       VAR_CPU_BITS=64
ohair@425:       VAR_CPU_ENDIAN=little
ohair@425:       ;;
ohair@425:     i?86)
ohair@478:       VAR_CPU=x86
ohair@425:       VAR_CPU_ARCH=x86
ohair@425:       VAR_CPU_BITS=32
ohair@425:       VAR_CPU_ENDIAN=little
ohair@425:       ;;
ohair@425:     arm*)
ohair@425:       VAR_CPU=arm
ohair@425:       VAR_CPU_ARCH=arm
erikj@458:       VAR_CPU_BITS=32
erikj@458:       VAR_CPU_ENDIAN=little
ohair@425:       ;;
aph@1321:     aarch64)
aph@1321:       VAR_CPU=aarch64
aph@1321:       VAR_CPU_ARCH=aarch64
aph@1321:       VAR_CPU_BITS=64
aph@1321:       VAR_CPU_ENDIAN=little
aph@1321:       ;;
ohair@425:     powerpc)
ohair@425:       VAR_CPU=ppc
ohair@425:       VAR_CPU_ARCH=ppc
ohair@425:       VAR_CPU_BITS=32
ohair@425:       VAR_CPU_ENDIAN=big
ihse@839:       ;;
ohair@425:     powerpc64)
ohair@425:       VAR_CPU=ppc64
ohair@425:       VAR_CPU_ARCH=ppc
ohair@425:       VAR_CPU_BITS=64
erikj@458:       VAR_CPU_ENDIAN=big
ihse@839:       ;;
kvn@985:     powerpc64le)
sgehwolf@2325:       VAR_CPU=ppc64le
kvn@985:       VAR_CPU_ARCH=ppc
kvn@985:       VAR_CPU_BITS=64
kvn@985:       VAR_CPU_ENDIAN=little
kvn@985:       ;;
omajid@788:     s390)
omajid@788:       VAR_CPU=s390
omajid@788:       VAR_CPU_ARCH=s390
omajid@788:       VAR_CPU_BITS=32
omajid@788:       VAR_CPU_ENDIAN=big
ihse@839:       ;;
omajid@788:     s390x)
omajid@788:       VAR_CPU=s390x
omajid@788:       VAR_CPU_ARCH=s390
omajid@788:       VAR_CPU_BITS=64
omajid@788:       VAR_CPU_ENDIAN=big
ihse@839:       ;;
ohair@425:     sparc)
ohair@425:       VAR_CPU=sparc
ohair@425:       VAR_CPU_ARCH=sparc
ohair@425:       VAR_CPU_BITS=32
ohair@425:       VAR_CPU_ENDIAN=big
ihse@839:       ;;
gthornbr@1586:     sparcv9|sparc64)
ohair@425:       VAR_CPU=sparcv9
ohair@425:       VAR_CPU_ARCH=sparc
ohair@425:       VAR_CPU_BITS=64
ohair@425:       VAR_CPU_ENDIAN=big
ihse@839:       ;;
ohair@425:     *)
erikj@445:       AC_MSG_ERROR([unsupported cpu $1])
ohair@425:       ;;
ohair@425:   esac
ohair@425: ])
ohair@425: 
ohair@478: # Support macro for PLATFORM_EXTRACT_TARGET_AND_BUILD.
ohair@478: # Converts autoconf style OS name to OpenJDK style, into
ohair@478: # VAR_OS and VAR_OS_API.
erikj@458: AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_OS],
ohair@425: [
ohair@425:   case "$1" in
ohair@425:     *linux*)
ohair@425:       VAR_OS=linux
ohair@425:       VAR_OS_API=posix
ohair@494:       VAR_OS_ENV=linux
ohair@425:       ;;
ohair@425:     *solaris*)
ohair@425:       VAR_OS=solaris
ohair@425:       VAR_OS_API=posix
ohair@494:       VAR_OS_ENV=solaris
ohair@425:       ;;
ohair@425:     *darwin*)
ohair@425:       VAR_OS=macosx
ohair@425:       VAR_OS_API=posix
ohair@494:       VAR_OS_ENV=macosx
ohair@425:       ;;
ohair@425:     *bsd*)
ohair@425:       VAR_OS=bsd
ohair@425:       VAR_OS_API=posix
ohair@494:       VAR_OS_ENV=bsd
ohair@425:       ;;
ohair@494:     *cygwin*)
ohair@425:       VAR_OS=windows
ohair@425:       VAR_OS_API=winapi
ohair@494:       VAR_OS_ENV=windows.cygwin
ohair@494:       ;;
ohair@494:     *mingw*)
ohair@494:       VAR_OS=windows
ohair@494:       VAR_OS_API=winapi
ohair@494:       VAR_OS_ENV=windows.msys
ohair@425:       ;;
simonis@971:     *aix*)
simonis@971:       VAR_OS=aix
simonis@971:       VAR_OS_API=posix
simonis@971:       VAR_OS_ENV=aix
simonis@971:       ;;
ohair@425:     *)
erikj@458:       AC_MSG_ERROR([unsupported operating system $1])
ohair@425:       ;;
ohair@425:   esac
ohair@425: ])
ohair@425: 
ohair@478: # Expects $host_os $host_cpu $build_os and $build_cpu
ohair@478: # and $with_target_bits to have been setup!
ohair@478: #
ohair@478: # Translate the standard triplet(quadruplet) definition
ohair@478: # of the target/build system into OPENJDK_TARGET_OS, OPENJDK_TARGET_CPU,
ohair@478: # OPENJDK_BUILD_OS, etc.
ohair@478: AC_DEFUN([PLATFORM_EXTRACT_TARGET_AND_BUILD],
ohair@478: [
ihse@839:   # Copy the autoconf trip/quadruplet verbatim to OPENJDK_TARGET_AUTOCONF_NAME
ihse@839:   # (from the autoconf "host") and OPENJDK_BUILD_AUTOCONF_NAME
ihse@839:   # Note that we might later on rewrite e.g. OPENJDK_TARGET_CPU due to reduced build,
ihse@839:   # but this will not change the value of OPENJDK_TARGET_AUTOCONF_NAME.
ihse@839:   OPENJDK_TARGET_AUTOCONF_NAME="$host"
ihse@839:   OPENJDK_BUILD_AUTOCONF_NAME="$build"
ihse@839:   AC_SUBST(OPENJDK_TARGET_AUTOCONF_NAME)
ihse@839:   AC_SUBST(OPENJDK_BUILD_AUTOCONF_NAME)
ohair@478: 
ihse@839:   # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables.
ihse@839:   PLATFORM_EXTRACT_VARS_FROM_OS($build_os)
ihse@839:   PLATFORM_EXTRACT_VARS_FROM_CPU($build_cpu)
ihse@839:   # ..and setup our own variables. (Do this explicitely to facilitate searching)
ihse@839:   OPENJDK_BUILD_OS="$VAR_OS"
ihse@839:   OPENJDK_BUILD_OS_API="$VAR_OS_API"
ihse@839:   OPENJDK_BUILD_OS_ENV="$VAR_OS_ENV"
ihse@839:   OPENJDK_BUILD_CPU="$VAR_CPU"
ihse@839:   OPENJDK_BUILD_CPU_ARCH="$VAR_CPU_ARCH"
ihse@839:   OPENJDK_BUILD_CPU_BITS="$VAR_CPU_BITS"
ihse@839:   OPENJDK_BUILD_CPU_ENDIAN="$VAR_CPU_ENDIAN"
ihse@839:   AC_SUBST(OPENJDK_BUILD_OS)
ihse@839:   AC_SUBST(OPENJDK_BUILD_OS_API)
kevinw@2219:   AC_SUBST(OPENJDK_BUILD_OS_ENV)
ihse@839:   AC_SUBST(OPENJDK_BUILD_CPU)
ihse@839:   AC_SUBST(OPENJDK_BUILD_CPU_ARCH)
ihse@839:   AC_SUBST(OPENJDK_BUILD_CPU_BITS)
ihse@839:   AC_SUBST(OPENJDK_BUILD_CPU_ENDIAN)
ohair@494: 
ihse@839:   AC_MSG_CHECKING([openjdk-build os-cpu])
ihse@839:   AC_MSG_RESULT([$OPENJDK_BUILD_OS-$OPENJDK_BUILD_CPU])
ohair@494: 
ihse@839:   # Convert the autoconf OS/CPU value to our own data, into the VAR_OS/CPU variables.
ihse@839:   PLATFORM_EXTRACT_VARS_FROM_OS($host_os)
ihse@839:   PLATFORM_EXTRACT_VARS_FROM_CPU($host_cpu)
ihse@839:   # ... and setup our own variables. (Do this explicitely to facilitate searching)
ihse@839:   OPENJDK_TARGET_OS="$VAR_OS"
ihse@839:   OPENJDK_TARGET_OS_API="$VAR_OS_API"
ihse@839:   OPENJDK_TARGET_OS_ENV="$VAR_OS_ENV"
ihse@839:   OPENJDK_TARGET_CPU="$VAR_CPU"
ihse@839:   OPENJDK_TARGET_CPU_ARCH="$VAR_CPU_ARCH"
ihse@839:   OPENJDK_TARGET_CPU_BITS="$VAR_CPU_BITS"
ihse@839:   OPENJDK_TARGET_CPU_ENDIAN="$VAR_CPU_ENDIAN"
ihse@839:   AC_SUBST(OPENJDK_TARGET_OS)
ihse@839:   AC_SUBST(OPENJDK_TARGET_OS_API)
kevinw@2219:   AC_SUBST(OPENJDK_TARGET_OS_ENV)
ihse@839:   AC_SUBST(OPENJDK_TARGET_CPU)
ihse@839:   AC_SUBST(OPENJDK_TARGET_CPU_ARCH)
ihse@839:   AC_SUBST(OPENJDK_TARGET_CPU_BITS)
ihse@839:   AC_SUBST(OPENJDK_TARGET_CPU_ENDIAN)
ohair@478: 
ihse@839:   AC_MSG_CHECKING([openjdk-target os-cpu])
ihse@839:   AC_MSG_RESULT([$OPENJDK_TARGET_OS-$OPENJDK_TARGET_CPU])
ohair@478: ])
ohair@478: 
ohair@478: # Check if a reduced build (32-bit on 64-bit platforms) is requested, and modify behaviour
ohair@478: # accordingly. Must be done after setting up build and target system, but before
ohair@478: # doing anything else with these values.
ohair@478: AC_DEFUN([PLATFORM_SETUP_TARGET_CPU_BITS],
ohair@478: [
ohair@478:   AC_ARG_WITH(target-bits, [AS_HELP_STRING([--with-target-bits],
ihse@839:        [build 32-bit or 64-bit binaries (for platforms that support it), e.g. --with-target-bits=32 @<:@guessed@:>@])])
ohair@478: 
ohair@478:   # We have three types of compiles:
ohair@478:   # native  == normal compilation, target system == build system
ohair@478:   # cross   == traditional cross compilation, target system != build system; special toolchain needed
ohair@478:   # reduced == using native compilers, but with special flags (e.g. -m32) to produce 32-bit builds on 64-bit machines
ohair@478:   #
ohair@478:   if test "x$OPENJDK_BUILD_AUTOCONF_NAME" != "x$OPENJDK_TARGET_AUTOCONF_NAME"; then
ohair@478:     # We're doing a proper cross-compilation
ohair@478:     COMPILE_TYPE="cross"
ohair@478:   else
ohair@478:     COMPILE_TYPE="native"
ohair@478:   fi
ohair@478: 
ohair@478:   if test "x$with_target_bits" != x; then
ohair@478:     if test "x$COMPILE_TYPE" = "xcross"; then
ohair@478:       AC_MSG_ERROR([It is not possible to combine --with-target-bits=X and proper cross-compilation. Choose either.])
ohair@478:     fi
ohair@478: 
ohair@478:     if test "x$with_target_bits" = x32 && test "x$OPENJDK_TARGET_CPU_BITS" = x64; then
ohair@478:       # A reduced build is requested
ohair@478:       COMPILE_TYPE="reduced"
ohair@478:       OPENJDK_TARGET_CPU_BITS=32
ohair@478:       if test "x$OPENJDK_TARGET_CPU_ARCH" = "xx86"; then
ohair@478:         OPENJDK_TARGET_CPU=x86
ohair@478:       elif test "x$OPENJDK_TARGET_CPU_ARCH" = "xsparc"; then
ohair@478:         OPENJDK_TARGET_CPU=sparc
ohair@478:       else
ohair@478:         AC_MSG_ERROR([Reduced build (--with-target-bits=32) is only supported on x86_64 and sparcv9])
ihse@839:       fi
ohair@478:     elif test "x$with_target_bits" = x64 && test "x$OPENJDK_TARGET_CPU_BITS" = x32; then
ohair@478:       AC_MSG_ERROR([It is not possible to use --with-target-bits=64 on a 32 bit system. Use proper cross-compilation instead.])
ohair@478:     elif test "x$with_target_bits" = "x$OPENJDK_TARGET_CPU_BITS"; then
ohair@478:       AC_MSG_NOTICE([--with-target-bits are set to build platform address size; argument has no meaning])
ohair@478:     else
ohair@478:       AC_MSG_ERROR([--with-target-bits can only be 32 or 64, you specified $with_target_bits!])
ohair@478:     fi
ohair@478:   fi
ohair@478:   AC_SUBST(COMPILE_TYPE)
ohair@478: 
ihse@839:   AC_MSG_CHECKING([compilation type])
ihse@839:   AC_MSG_RESULT([$COMPILE_TYPE])
ohair@478: ])
ohair@478: 
ihse@839: # Setup the legacy variables, for controlling the old makefiles.
ihse@839: #
ohair@478: AC_DEFUN([PLATFORM_SETUP_LEGACY_VARS],
ohair@478: [
ihse@839:   # Also store the legacy naming of the cpu.
ihse@839:   # Ie i586 and amd64 instead of x86 and x86_64
ihse@839:   OPENJDK_TARGET_CPU_LEGACY="$OPENJDK_TARGET_CPU"
ihse@839:   if test "x$OPENJDK_TARGET_CPU" = xx86; then
ihse@839:     OPENJDK_TARGET_CPU_LEGACY="i586"
ihse@839:   elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then
ihse@839:     # On all platforms except MacOSX replace x86_64 with amd64.
ihse@839:     OPENJDK_TARGET_CPU_LEGACY="amd64"
ihse@839:   fi
ihse@839:   AC_SUBST(OPENJDK_TARGET_CPU_LEGACY)
ihse@839: 
ihse@839:   # And the second legacy naming of the cpu.
ihse@839:   # Ie i386 and amd64 instead of x86 and x86_64.
ihse@839:   OPENJDK_TARGET_CPU_LEGACY_LIB="$OPENJDK_TARGET_CPU"
ihse@839:   if test "x$OPENJDK_TARGET_CPU" = xx86; then
ihse@839:     OPENJDK_TARGET_CPU_LEGACY_LIB="i386"
ihse@839:   elif test "x$OPENJDK_TARGET_CPU" = xx86_64; then
ihse@839:     OPENJDK_TARGET_CPU_LEGACY_LIB="amd64"
ihse@839:   fi
ihse@839:   AC_SUBST(OPENJDK_TARGET_CPU_LEGACY_LIB)
ihse@839: 
ihse@839:   # This is the name of the cpu (but using i386 and amd64 instead of
ihse@839:   # x86 and x86_64, respectively), preceeded by a /, to be used when
ihse@839:   # locating libraries. On macosx, it's empty, though.
ihse@839:   OPENJDK_TARGET_CPU_LIBDIR="/$OPENJDK_TARGET_CPU_LEGACY_LIB"
ihse@839:   if test "x$OPENJDK_TARGET_OS" = xmacosx; then
ihse@839:     OPENJDK_TARGET_CPU_LIBDIR=""
ihse@839:   fi
ihse@839:   AC_SUBST(OPENJDK_TARGET_CPU_LIBDIR)
ihse@839: 
ihse@839:   # OPENJDK_TARGET_CPU_ISADIR is normally empty. On 64-bit Solaris systems, it is set to
ihse@839:   # /amd64 or /sparcv9. This string is appended to some library paths, like this:
ihse@839:   # /usr/lib${OPENJDK_TARGET_CPU_ISADIR}/libexample.so
ihse@839:   OPENJDK_TARGET_CPU_ISADIR=""
ihse@839:   if test "x$OPENJDK_TARGET_OS" = xsolaris; then
ihse@839:     if test "x$OPENJDK_TARGET_CPU" = xx86_64; then
ihse@839:       OPENJDK_TARGET_CPU_ISADIR="/amd64"
ihse@839:     elif test "x$OPENJDK_TARGET_CPU" = xsparcv9; then
ihse@839:       OPENJDK_TARGET_CPU_ISADIR="/sparcv9"
ohair@478:     fi
ihse@839:   fi
ihse@839:   AC_SUBST(OPENJDK_TARGET_CPU_ISADIR)
ohair@478: 
ihse@839:   # Setup OPENJDK_TARGET_CPU_OSARCH, which is used to set the os.arch Java system property
ihse@839:   OPENJDK_TARGET_CPU_OSARCH="$OPENJDK_TARGET_CPU"
ihse@839:   if test "x$OPENJDK_TARGET_OS" = xlinux && test "x$OPENJDK_TARGET_CPU" = xx86; then
ihse@839:     # On linux only, we replace x86 with i386.
ihse@839:     OPENJDK_TARGET_CPU_OSARCH="i386"
ihse@839:   elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then
ihse@839:     # On all platforms except macosx, we replace x86_64 with amd64.
ihse@839:     OPENJDK_TARGET_CPU_OSARCH="amd64"
ihse@839:   fi
ihse@839:   AC_SUBST(OPENJDK_TARGET_CPU_OSARCH)
ihse@839: 
ihse@839:   OPENJDK_TARGET_CPU_JLI="$OPENJDK_TARGET_CPU"
ihse@839:   if test "x$OPENJDK_TARGET_CPU" = xx86; then
ihse@839:     OPENJDK_TARGET_CPU_JLI="i386"
ihse@839:   elif test "x$OPENJDK_TARGET_OS" != xmacosx && test "x$OPENJDK_TARGET_CPU" = xx86_64; then
ihse@839:     # On all platforms except macosx, we replace x86_64 with amd64.
ihse@839:     OPENJDK_TARGET_CPU_JLI="amd64"
ihse@839:   fi
ihse@839:   # Now setup the -D flags for building libjli.
ihse@839:   OPENJDK_TARGET_CPU_JLI_CFLAGS="-DLIBARCHNAME='\"$OPENJDK_TARGET_CPU_JLI\"'"
ihse@839:   if test "x$OPENJDK_TARGET_OS" = xsolaris; then
ihse@839:     if test "x$OPENJDK_TARGET_CPU_ARCH" = xsparc; then
ihse@839:       OPENJDK_TARGET_CPU_JLI_CFLAGS="$OPENJDK_TARGET_CPU_JLI_CFLAGS -DLIBARCH32NAME='\"sparc\"' -DLIBARCH64NAME='\"sparcv9\"'"
ihse@839:     elif test "x$OPENJDK_TARGET_CPU_ARCH" = xx86; then
ihse@839:       OPENJDK_TARGET_CPU_JLI_CFLAGS="$OPENJDK_TARGET_CPU_JLI_CFLAGS -DLIBARCH32NAME='\"i386\"' -DLIBARCH64NAME='\"amd64\"'"
ohair@478:     fi
ihse@839:   fi
ihse@839:   AC_SUBST(OPENJDK_TARGET_CPU_JLI_CFLAGS)
ohair@478: 
ihse@839:   # Setup OPENJDK_TARGET_OS_API_DIR, used in source paths.
ihse@839:   if test "x$OPENJDK_TARGET_OS_API" = xposix; then
ihse@839:     OPENJDK_TARGET_OS_API_DIR="solaris"
ihse@839:   fi
ihse@839:   if test "x$OPENJDK_TARGET_OS_API" = xwinapi; then
ihse@839:     OPENJDK_TARGET_OS_API_DIR="windows"
ihse@839:   fi
ihse@839:   AC_SUBST(OPENJDK_TARGET_OS_API_DIR)
ihse@839: 
dholmes@872:   if test "x$OPENJDK_TARGET_OS" = xmacosx; then
dholmes@872:       OPENJDK_TARGET_OS_EXPORT_DIR=macosx
dholmes@872:   else
dholmes@872:       OPENJDK_TARGET_OS_EXPORT_DIR=${OPENJDK_TARGET_OS_API_DIR}
dholmes@872:   fi
dholmes@872:   AC_SUBST(OPENJDK_TARGET_OS_EXPORT_DIR)
dholmes@872: 
ihse@839:   if test "x$OPENJDK_TARGET_CPU_BITS" = x64; then
ihse@839:     A_LP64="LP64:="
ihse@839:     # -D_LP64=1 is only set on linux and mac. Setting on windows causes diff in
ihse@839:     # unpack200.exe
ihse@839:     if test "x$OPENJDK_TARGET_OS" = xlinux || test "x$OPENJDK_TARGET_OS" = xmacosx; then
ihse@839:       ADD_LP64="-D_LP64=1"
ohair@478:     fi
ihse@839:   fi
ihse@839:   AC_SUBST(LP64,$A_LP64)
ohair@478: 
ihse@839:   if test "x$COMPILE_TYPE" = "xcross"; then
ihse@839:     # FIXME: ... or should this include reduced builds..?
ihse@839:     DEFINE_CROSS_COMPILE_ARCH="CROSS_COMPILE_ARCH:=$OPENJDK_TARGET_CPU_LEGACY"
ihse@839:   else
ihse@839:     DEFINE_CROSS_COMPILE_ARCH=""
ihse@839:   fi
ihse@839:   AC_SUBST(DEFINE_CROSS_COMPILE_ARCH)
ohair@478: 
ihse@839:   # ZERO_ARCHDEF is used to enable architecture-specific code
ihse@839:   case "${OPENJDK_TARGET_CPU}" in
sgehwolf@1314:     ppc)     ZERO_ARCHDEF=PPC32 ;;
sgehwolf@1314:     ppc64)   ZERO_ARCHDEF=PPC64 ;;
ihse@839:     s390*)   ZERO_ARCHDEF=S390  ;;
ihse@839:     sparc*)  ZERO_ARCHDEF=SPARC ;;
ihse@839:     x86_64*) ZERO_ARCHDEF=AMD64 ;;
ihse@839:     x86)     ZERO_ARCHDEF=IA32  ;;
ihse@839:     *)      ZERO_ARCHDEF=$(echo "${OPENJDK_TARGET_CPU_LEGACY_LIB}" | tr a-z A-Z)
ihse@839:   esac
ihse@839:   AC_SUBST(ZERO_ARCHDEF)
ohair@478: ])
ohair@478: 
erikj@458: AC_DEFUN([PLATFORM_SET_RELEASE_FILE_OS_VALUES],
ohair@425: [
ihse@839:   if test "x$OPENJDK_TARGET_OS" = "xsolaris"; then
ihse@839:     REQUIRED_OS_NAME=SunOS
ihse@839:     REQUIRED_OS_VERSION=5.10
ihse@839:   fi
ihse@839:   if test "x$OPENJDK_TARGET_OS" = "xlinux"; then
ihse@839:     REQUIRED_OS_NAME=Linux
ihse@839:     REQUIRED_OS_VERSION=2.6
ihse@839:   fi
ihse@839:   if test "x$OPENJDK_TARGET_OS" = "xwindows"; then
ihse@839:     REQUIRED_OS_NAME=Windows
ihse@839:     if test "x$OPENJDK_TARGET_CPU_BITS" = "x64"; then
ihse@839:       REQUIRED_OS_VERSION=5.2
ihse@839:     else
ihse@839:       REQUIRED_OS_VERSION=5.1
erikj@445:     fi
ihse@839:   fi
ihse@839:   if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
ihse@839:     REQUIRED_OS_NAME=Darwin
ihse@839:     REQUIRED_OS_VERSION=11.2
ihse@839:   fi
erikj@445: 
ihse@839:   AC_SUBST(REQUIRED_OS_NAME)
ihse@839:   AC_SUBST(REQUIRED_OS_VERSION)
erikj@445: ])
erikj@458: 
erikj@458: #%%% Build and target systems %%%
erikj@458: AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_AND_TARGET],
erikj@458: [
ihse@839:   # Figure out the build and target systems. # Note that in autoconf terminology, "build" is obvious, but "target"
ihse@839:   # is confusing; it assumes you are cross-compiling a cross-compiler (!)  and "target" is thus the target of the
ihse@839:   # product you're building. The target of this build is called "host". Since this is confusing to most people, we
ihse@839:   # have not adopted that system, but use "target" as the platform we are building for. In some places though we need
ihse@839:   # to use the configure naming style.
ihse@839:   AC_CANONICAL_BUILD
ihse@839:   AC_CANONICAL_HOST
ihse@839:   AC_CANONICAL_TARGET
erikj@458: 
ihse@839:   PLATFORM_EXTRACT_TARGET_AND_BUILD
ihse@839:   PLATFORM_SETUP_TARGET_CPU_BITS
ihse@839:   PLATFORM_SET_RELEASE_FILE_OS_VALUES
ihse@839:   PLATFORM_SETUP_LEGACY_VARS
erikj@458: ])
erikj@458: 
erikj@458: AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_BUILD_OS_VERSION],
erikj@458: [
ihse@839:   ###############################################################################
erikj@458: 
ihse@839:   # Note that this is the build platform OS version!
erikj@458: 
ihse@839:   OS_VERSION="`uname -r | ${SED} 's!\.! !g' | ${SED} 's!-! !g'`"
ihse@839:   OS_VERSION_MAJOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 1 -d ' '`"
ihse@839:   OS_VERSION_MINOR="`${ECHO} ${OS_VERSION} | ${CUT} -f 2 -d ' '`"
ihse@839:   OS_VERSION_MICRO="`${ECHO} ${OS_VERSION} | ${CUT} -f 3 -d ' '`"
ihse@839:   AC_SUBST(OS_VERSION_MAJOR)
ihse@839:   AC_SUBST(OS_VERSION_MINOR)
ihse@839:   AC_SUBST(OS_VERSION_MICRO)
erikj@458: ])
erikj@458: 
ohair@478: # Support macro for PLATFORM_SETUP_OPENJDK_TARGET_BITS.
ohair@478: # Add -mX to various FLAGS variables.
ohair@478: AC_DEFUN([PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS],
ohair@478: [
ihse@798:   # When we add flags to the "official" CFLAGS etc, we need to
ihse@798:   # keep track of these additions in ADDED_CFLAGS etc. These
ihse@798:   # will later be checked to make sure only controlled additions
ihse@798:   # have been made to CFLAGS etc.
simonis@971:   ADDED_CFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}"
simonis@971:   ADDED_CXXFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}"
simonis@971:   ADDED_LDFLAGS=" ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}"
ohair@478: 
ihse@798:   CFLAGS="${CFLAGS}${ADDED_CFLAGS}"
ihse@798:   CXXFLAGS="${CXXFLAGS}${ADDED_CXXFLAGS}"
ihse@798:   LDFLAGS="${LDFLAGS}${ADDED_LDFLAGS}"
ohair@478: 
ihse@798:   CFLAGS_JDK="${CFLAGS_JDK}${ADDED_CFLAGS}"
ihse@798:   CXXFLAGS_JDK="${CXXFLAGS_JDK}${ADDED_CXXFLAGS}"
ihse@798:   LDFLAGS_JDK="${LDFLAGS_JDK}${ADDED_LDFLAGS}"
ohair@478: ])
ohair@478: 
ohair@478: AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_BITS],
erikj@458: [
ihse@839:   ###############################################################################
ihse@839:   #
ihse@839:   # Now we check if libjvm.so will use 32 or 64 bit pointers for the C/C++ code.
ihse@839:   # (The JVM can use 32 or 64 bit Java pointers but that decision
ihse@839:   # is made at runtime.)
ihse@839:   #
omajid@695: 
kvn@972:   if test "x$OPENJDK_TARGET_OS" = xsolaris || test "x$OPENJDK_TARGET_OS" = xaix; then
kvn@972:     # Always specify -m flag on Solaris
kvn@972:     # And -q on AIX because otherwise the compiler produces 32-bit objects by default
ohair@478:     PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS
ihse@839:   elif test "x$COMPILE_TYPE" = xreduced; then
ihse@839:     if test "x$OPENJDK_TARGET_OS" != xwindows; then
ihse@839:       # Specify -m if running reduced on other Posix platforms
ihse@839:       PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS
ihse@839:     fi
ohair@478:   fi
ohair@478: 
ihse@839:   # Make compilation sanity check
ihse@839:   AC_CHECK_HEADERS([stdio.h], , [
ihse@839:     AC_MSG_NOTICE([Failed to compile stdio.h. This likely implies missing compile dependencies.])
ihse@839:     if test "x$COMPILE_TYPE" = xreduced; then
ihse@839:       AC_MSG_NOTICE([You are doing a reduced build. Check that you have 32-bit libraries installed.])
ihse@839:     elif test "x$COMPILE_TYPE" = xcross; then
ihse@839:       AC_MSG_NOTICE([You are doing a cross-compilation. Check that you have all target platform libraries installed.])
ihse@839:     fi
ihse@839:     AC_MSG_ERROR([Cannot continue.])
ihse@839:   ])
ihse@839: 
ihse@839:   AC_CHECK_SIZEOF([int *], [1111])
ihse@839: 
kvn@972:   # AC_CHECK_SIZEOF defines 'ac_cv_sizeof_int_p' to hold the number of bytes used by an 'int*'
kvn@972:   if test "x$ac_cv_sizeof_int_p" = x; then
ohair@478:     # The test failed, lets stick to the assumed value.
ohair@478:     AC_MSG_WARN([The number of bits in the target could not be determined, using $OPENJDK_TARGET_CPU_BITS.])
ihse@839:   else
simonis@971:     TESTED_TARGET_CPU_BITS=`expr 8 \* $ac_cv_sizeof_int_p`
erikj@458: 
ohair@478:     if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then
kvn@972:       # This situation may happen on 64-bit platforms where the compiler by default only generates 32-bit objects
kvn@972:       # Let's try to implicitely set the compilers target architecture and retry the test
kvn@972:       AC_MSG_NOTICE([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS).])
kvn@972:       AC_MSG_NOTICE([I'll retry after setting the platforms compiler target bits flag to ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}])
kvn@972:       PLATFORM_SET_COMPILER_TARGET_BITS_FLAGS
simonis@971: 
kvn@972:       # We have to unset 'ac_cv_sizeof_int_p' first, otherwise AC_CHECK_SIZEOF will use the previously cached value!
kvn@972:       unset ac_cv_sizeof_int_p
kvn@972:       # And we have to undef the definition of SIZEOF_INT_P in confdefs.h by the previous invocation of AC_CHECK_SIZEOF
kvn@972:       cat >>confdefs.h <<_ACEOF
simonis@971: #undef SIZEOF_INT_P
simonis@971: _ACEOF
simonis@971: 
kvn@972:       AC_CHECK_SIZEOF([int *], [1111])
simonis@971: 
kvn@972:       TESTED_TARGET_CPU_BITS=`expr 8 \* $ac_cv_sizeof_int_p`
simonis@971: 
kvn@972:       if test "x$TESTED_TARGET_CPU_BITS" != "x$OPENJDK_TARGET_CPU_BITS"; then
kvn@972:         AC_MSG_ERROR([The tested number of bits in the target ($TESTED_TARGET_CPU_BITS) differs from the number of bits expected to be found in the target ($OPENJDK_TARGET_CPU_BITS)])
kvn@972:       fi
erikj@458:     fi
ihse@839:   fi
erikj@458: 
ihse@839:   AC_MSG_CHECKING([for target address size])
ihse@839:   AC_MSG_RESULT([$OPENJDK_TARGET_CPU_BITS bits])
erikj@458: ])
erikj@458: 
erikj@458: AC_DEFUN_ONCE([PLATFORM_SETUP_OPENJDK_TARGET_ENDIANNESS],
erikj@458: [
ihse@839:   ###############################################################################
ihse@839:   #
ihse@839:   # Is the target little of big endian?
ihse@839:   #
ihse@839:   AC_C_BIGENDIAN([ENDIAN="big"],[ENDIAN="little"],[ENDIAN="unknown"],[ENDIAN="universal_endianness"])
erikj@458: 
ihse@839:   if test "x$ENDIAN" = xuniversal_endianness; then
erikj@458:     AC_MSG_ERROR([Building with both big and little endianness is not supported])
ihse@839:   fi
ihse@839:   if test "x$ENDIAN" != "x$OPENJDK_TARGET_CPU_ENDIAN"; then
ohair@478:     AC_MSG_ERROR([The tested endian in the target ($ENDIAN) differs from the endian expected to be found in the target ($OPENJDK_TARGET_CPU_ENDIAN)])
ihse@839:   fi
erikj@458: ])