948 lines
37 KiB
Plaintext
948 lines
37 KiB
Plaintext
#
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# Copyright (c) 2011, 2024, Oracle and/or its affiliates. All rights reserved.
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# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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#
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# This code is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 only, as
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# published by the Free Software Foundation. Oracle designates this
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# particular file as subject to the "Classpath" exception as provided
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# by Oracle in the LICENSE file that accompanied this code.
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#
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# This code is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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# version 2 for more details (a copy is included in the LICENSE file that
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# accompanied this code).
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#
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# You should have received a copy of the GNU General Public License version
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# 2 along with this work; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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# or visit www.oracle.com if you need additional information or have any
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# questions.
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#
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################################################################################
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# This file is responsible for detecting, verifying and setting up the
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# toolchain, i.e. the compiler, linker and related utilities. It will setup
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# proper paths to the binaries, but it will not setup any flags.
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#
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# The binaries used is determined by the toolchain type, which is the family of
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# compilers and related tools that are used.
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################################################################################
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m4_include([toolchain_microsoft.m4])
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# All valid toolchains, regardless of platform (used by help.m4)
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VALID_TOOLCHAINS_all="gcc clang microsoft"
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# These toolchains are valid on different platforms
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VALID_TOOLCHAINS_linux="gcc clang"
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VALID_TOOLCHAINS_macosx="clang"
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VALID_TOOLCHAINS_aix="clang"
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VALID_TOOLCHAINS_windows="microsoft"
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# Toolchain descriptions
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TOOLCHAIN_DESCRIPTION_clang="clang/LLVM"
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TOOLCHAIN_DESCRIPTION_gcc="GNU Compiler Collection"
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TOOLCHAIN_DESCRIPTION_microsoft="Microsoft Visual Studio"
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# Minimum supported versions, empty means unspecified
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TOOLCHAIN_MINIMUM_VERSION_clang="13.0"
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TOOLCHAIN_MINIMUM_VERSION_gcc="10.0"
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TOOLCHAIN_MINIMUM_VERSION_microsoft="19.28.0.0" # VS2019 16.8, aka MSVC 14.28
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# Minimum supported linker versions, empty means unspecified
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TOOLCHAIN_MINIMUM_LD_VERSION_gcc="2.18"
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# Prepare the system so that TOOLCHAIN_CHECK_COMPILER_VERSION can be called.
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# Must have CC_VERSION_NUMBER and CXX_VERSION_NUMBER.
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# $1 - optional variable prefix for compiler and version variables (BUILD_)
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# $2 - optional variable prefix for comparable variable (OPENJDK_BUILD_)
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# $3 - optional human readable description for the type of compilers ("build " or "")
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AC_DEFUN([TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS],
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[
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if test "x[$]$1CC_VERSION_NUMBER" != "x[$]$1CXX_VERSION_NUMBER"; then
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AC_MSG_WARN([The $3C and C++ compilers have different version numbers, [$]$1CC_VERSION_NUMBER vs [$]$1CXX_VERSION_NUMBER.])
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AC_MSG_WARN([This typically indicates a broken setup, and is not supported])
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fi
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# We only check CC_VERSION_NUMBER since we assume CXX_VERSION_NUMBER is equal.
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if [ [[ "[$]$1CC_VERSION_NUMBER" =~ (.*\.){4} ]] ]; then
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AC_MSG_WARN([C compiler version number has more than four parts (W.X.Y.Z): [$]$1CC_VERSION_NUMBER. Comparisons might be wrong.])
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fi
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if [ [[ "[$]$1CC_VERSION_NUMBER" =~ [0-9]{6} ]] ]; then
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AC_MSG_WARN([C compiler version number has a part larger than 99999: [$]$1CC_VERSION_NUMBER. Comparisons might be wrong.])
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fi
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$2COMPARABLE_ACTUAL_VERSION=`$AWK -F. '{ printf("%05d%05d%05d%05d\n", [$]1, [$]2, [$]3, [$]4) }' <<< "[$]$1CC_VERSION_NUMBER"`
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])
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# Check if the configured compiler (C and C++) is of a specific version or
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# newer. TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS must have been called before.
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#
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# Arguments:
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# VERSION: The version string to check against the found version
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# IF_AT_LEAST: block to run if the compiler is at least this version (>=)
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# IF_OLDER_THAN: block to run if the compiler is older than this version (<)
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# PREFIX: Optional variable prefix for compiler to compare version for (OPENJDK_BUILD_)
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UTIL_DEFUN_NAMED([TOOLCHAIN_CHECK_COMPILER_VERSION],
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[*VERSION PREFIX IF_AT_LEAST IF_OLDER_THAN], [$@],
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[
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# Need to assign to a variable since m4 is blocked from modifying parts in [].
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REFERENCE_VERSION=ARG_VERSION
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if [ [[ "$REFERENCE_VERSION" =~ (.*\.){4} ]] ]; then
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AC_MSG_ERROR([Internal error: Cannot compare to ARG_VERSION, only four parts (W.X.Y.Z) is supported])
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fi
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if [ [[ "$REFERENCE_VERSION" =~ [0-9]{6} ]] ]; then
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AC_MSG_ERROR([Internal error: Cannot compare to ARG_VERSION, only parts < 99999 is supported])
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fi
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# Version comparison method inspired by http://stackoverflow.com/a/24067243
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COMPARABLE_REFERENCE_VERSION=`$AWK -F. '{ printf("%05d%05d%05d%05d\n", [$]1, [$]2, [$]3, [$]4) }' <<< "$REFERENCE_VERSION"`
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if test [$]ARG_PREFIX[COMPARABLE_ACTUAL_VERSION] -ge $COMPARABLE_REFERENCE_VERSION ; then
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:
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ARG_IF_AT_LEAST
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else
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:
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ARG_IF_OLDER_THAN
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fi
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])
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# Prepare the system so that TOOLCHAIN_CHECK_COMPILER_VERSION can be called.
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# Must have LD_VERSION_NUMBER.
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# $1 - optional variable prefix for compiler and version variables (BUILD_)
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# $2 - optional variable prefix for comparable variable (OPENJDK_BUILD_)
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AC_DEFUN([TOOLCHAIN_PREPARE_FOR_LD_VERSION_COMPARISONS],
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[
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if [ [[ "[$]$1LD_VERSION_NUMBER" =~ (.*\.){4} ]] ]; then
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AC_MSG_WARN([Linker version number has more than four parts (W.X.Y.Z): [$]$1LD_VERSION_NUMBER. Comparisons might be wrong.])
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fi
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if [ [[ "[$]$1LD_VERSION_NUMBER" =~ [0-9]{6} ]] ]; then
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AC_MSG_WARN([Linker version number has a part larger than 99999: [$]$1LD_VERSION_NUMBER. Comparisons might be wrong.])
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fi
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$2COMPARABLE_ACTUAL_LD_VERSION=`$AWK -F. '{ printf("%05d%05d%05d%05d\n", [$]1, [$]2, [$]3, [$]4) }' <<< "[$]$1LD_VERSION_NUMBER"`
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])
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# Check if the configured linker is of a specific version or
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# newer. TOOLCHAIN_PREPARE_FOR_LD_VERSION_COMPARISONS must have been called before.
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#
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# Arguments:
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# VERSION: The version string to check against the found version
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# IF_AT_LEAST: block to run if the compiler is at least this version (>=)
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# IF_OLDER_THAN: block to run if the compiler is older than this version (<)
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# PREFIX: Optional variable prefix for compiler to compare version for (OPENJDK_BUILD_)
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UTIL_DEFUN_NAMED([TOOLCHAIN_CHECK_LINKER_VERSION],
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[*VERSION PREFIX IF_AT_LEAST IF_OLDER_THAN], [$@],
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[
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# Need to assign to a variable since m4 is blocked from modifying parts in [].
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REFERENCE_VERSION=ARG_VERSION
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if [ [[ "$REFERENCE_VERSION" =~ (.*\.){4} ]] ]; then
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AC_MSG_ERROR([Internal error: Cannot compare to ARG_VERSION, only four parts (W.X.Y.Z) is supported])
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fi
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if [ [[ "$REFERENCE_VERSION" =~ [0-9]{6} ]] ]; then
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AC_MSG_ERROR([Internal error: Cannot compare to ARG_VERSION, only parts < 99999 is supported])
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fi
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# Version comparison method inspired by http://stackoverflow.com/a/24067243
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COMPARABLE_REFERENCE_VERSION=`$AWK -F. '{ printf("%05d%05d%05d%05d\n", [$]1, [$]2, [$]3, [$]4) }' <<< "$REFERENCE_VERSION"`
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if test [$]ARG_PREFIX[COMPARABLE_ACTUAL_LD_VERSION] -ge $COMPARABLE_REFERENCE_VERSION ; then
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:
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ARG_IF_AT_LEAST
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else
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:
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ARG_IF_OLDER_THAN
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fi
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])
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# Setup a number of variables describing how native output files are
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# named on this platform/toolchain.
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AC_DEFUN([TOOLCHAIN_SETUP_FILENAME_PATTERNS],
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[
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# Define filename patterns
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if test "x$OPENJDK_TARGET_OS" = xwindows; then
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LIBRARY_PREFIX=
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SHARED_LIBRARY_SUFFIX='.dll'
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STATIC_LIBRARY_SUFFIX='.lib'
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OBJ_SUFFIX='.obj'
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EXECUTABLE_SUFFIX='.exe'
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else
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LIBRARY_PREFIX=lib
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if test "x$OPENJDK_TARGET_OS" = xmacosx; then
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SHARED_LIBRARY_SUFFIX='.dylib'
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else
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SHARED_LIBRARY_SUFFIX='.so'
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fi
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STATIC_LIBRARY_SUFFIX='.a'
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OBJ_SUFFIX='.o'
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EXECUTABLE_SUFFIX=''
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fi
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AC_SUBST(LIBRARY_PREFIX)
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AC_SUBST(SHARED_LIBRARY_SUFFIX)
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AC_SUBST(STATIC_LIBRARY_SUFFIX)
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AC_SUBST(OBJ_SUFFIX)
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AC_SUBST(EXECUTABLE_SUFFIX)
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])
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# Determine which toolchain type to use, and make sure it is valid for this
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# platform. Setup various information about the selected toolchain.
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AC_DEFUN_ONCE([TOOLCHAIN_DETERMINE_TOOLCHAIN_TYPE],
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[
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AC_ARG_WITH(toolchain-type, [AS_HELP_STRING([--with-toolchain-type],
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[the toolchain type (or family) to use, use '--help' to show possible values @<:@platform dependent@:>@])])
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# Linux x86_64 needs higher binutils after 8265783
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# (this really is a dependency on as version, but we take ld as a check for a general binutils version)
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if test "x$OPENJDK_TARGET_CPU" = "xx86_64"; then
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TOOLCHAIN_MINIMUM_LD_VERSION_gcc="2.25"
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fi
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# Use indirect variable referencing
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toolchain_var_name=VALID_TOOLCHAINS_$OPENJDK_BUILD_OS
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VALID_TOOLCHAINS=${!toolchain_var_name}
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# First toolchain type in the list is the default
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DEFAULT_TOOLCHAIN=${VALID_TOOLCHAINS%% *}
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if test "x$with_toolchain_type" = xlist; then
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# List all toolchains
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AC_MSG_NOTICE([The following toolchains are valid on this platform:])
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for toolchain in $VALID_TOOLCHAINS; do
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toolchain_var_name=TOOLCHAIN_DESCRIPTION_$toolchain
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TOOLCHAIN_DESCRIPTION=${!toolchain_var_name}
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$PRINTF " %-10s %s\n" $toolchain "$TOOLCHAIN_DESCRIPTION"
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done
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exit 0
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elif test "x$with_toolchain_type" != x; then
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# User override; check that it is valid
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if test "x${VALID_TOOLCHAINS/$with_toolchain_type/}" = "x${VALID_TOOLCHAINS}"; then
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AC_MSG_NOTICE([Toolchain type $with_toolchain_type is not valid on this platform.])
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AC_MSG_NOTICE([Valid toolchains: $VALID_TOOLCHAINS.])
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AC_MSG_ERROR([Cannot continue.])
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fi
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TOOLCHAIN_TYPE=$with_toolchain_type
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else
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# No flag given, use default
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TOOLCHAIN_TYPE=$DEFAULT_TOOLCHAIN
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fi
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AC_SUBST(TOOLCHAIN_TYPE)
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TOOLCHAIN_CC_BINARY_clang="ibm-clang_r clang"
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TOOLCHAIN_CC_BINARY_gcc="gcc"
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TOOLCHAIN_CC_BINARY_microsoft="cl"
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TOOLCHAIN_CXX_BINARY_clang="ibm-clang++_r clang++"
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TOOLCHAIN_CXX_BINARY_gcc="g++"
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TOOLCHAIN_CXX_BINARY_microsoft="cl"
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# Use indirect variable referencing
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toolchain_var_name=TOOLCHAIN_DESCRIPTION_$TOOLCHAIN_TYPE
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TOOLCHAIN_DESCRIPTION=${!toolchain_var_name}
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toolchain_var_name=TOOLCHAIN_MINIMUM_VERSION_$TOOLCHAIN_TYPE
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TOOLCHAIN_MINIMUM_VERSION=${!toolchain_var_name}
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toolchain_var_name=TOOLCHAIN_MINIMUM_LD_VERSION_$TOOLCHAIN_TYPE
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TOOLCHAIN_MINIMUM_LD_VERSION=${!toolchain_var_name}
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toolchain_var_name=TOOLCHAIN_CC_BINARY_$TOOLCHAIN_TYPE
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TOOLCHAIN_CC_BINARY=${!toolchain_var_name}
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toolchain_var_name=TOOLCHAIN_CXX_BINARY_$TOOLCHAIN_TYPE
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TOOLCHAIN_CXX_BINARY=${!toolchain_var_name}
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TOOLCHAIN_SETUP_FILENAME_PATTERNS
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if test "x$TOOLCHAIN_TYPE" = "x$DEFAULT_TOOLCHAIN"; then
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AC_MSG_NOTICE([Using default toolchain $TOOLCHAIN_TYPE ($TOOLCHAIN_DESCRIPTION)])
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else
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AC_MSG_NOTICE([Using user selected toolchain $TOOLCHAIN_TYPE ($TOOLCHAIN_DESCRIPTION). Default toolchain is $DEFAULT_TOOLCHAIN.])
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fi
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])
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# Before we start detecting the toolchain executables, we might need some
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# special setup, e.g. additional paths etc.
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AC_DEFUN_ONCE([TOOLCHAIN_PRE_DETECTION],
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[
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# Store the CFLAGS etc passed to the configure script.
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ORG_CFLAGS="$CFLAGS"
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ORG_CXXFLAGS="$CXXFLAGS"
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# autoconf magic only relies on PATH, so update it if tools dir is specified
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OLD_PATH="$PATH"
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if test "x$OPENJDK_BUILD_OS" = "xmacosx"; then
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if test "x$XCODEBUILD" != x; then
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XCODE_VERSION_OUTPUT=`"$XCODEBUILD" -version 2> /dev/null | $HEAD -n 1`
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$ECHO "$XCODE_VERSION_OUTPUT" | $GREP "^Xcode " > /dev/null
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if test $? -ne 0; then
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AC_MSG_NOTICE([xcodebuild -version output: $XCODE_VERSION_OUTPUT])
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AC_MSG_ERROR([Failed to determine Xcode version])
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fi
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# For Xcode, we set the Xcode version as TOOLCHAIN_VERSION
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TOOLCHAIN_VERSION=`$ECHO $XCODE_VERSION_OUTPUT | $CUT -f 2 -d ' '`
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TOOLCHAIN_DESCRIPTION="$TOOLCHAIN_DESCRIPTION from Xcode $TOOLCHAIN_VERSION"
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fi
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fi
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AC_SUBST(TOOLCHAIN_VERSION)
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# Finally prepend TOOLCHAIN_PATH to the PATH, to allow --with-tools-dir to
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# override all other locations.
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if test "x$TOOLCHAIN_PATH" != x; then
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export PATH=$TOOLCHAIN_PATH:$PATH
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fi
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])
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# Restore path, etc
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AC_DEFUN_ONCE([TOOLCHAIN_POST_DETECTION],
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[
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# Restore old path, except for the microsoft toolchain, which requires the
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# toolchain path to remain in place. Otherwise the compiler will not work in
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# some siutations in later configure checks.
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if test "x$TOOLCHAIN_TYPE" != "xmicrosoft"; then
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PATH="$OLD_PATH"
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fi
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# Restore the flags to the user specified values.
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# This is necessary since AC_PROG_CC defaults CFLAGS to "-g -O2"
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CFLAGS="$ORG_CFLAGS"
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CXXFLAGS="$ORG_CXXFLAGS"
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# filter out some unwanted additions autoconf may add to CXX; we saw this on macOS with autoconf 2.72
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UTIL_GET_NON_MATCHING_VALUES(cxx_filtered, $CXX, -std=c++11 -std=gnu++11)
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CXX="$cxx_filtered"
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])
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# Check if a compiler is of the toolchain type we expect, and save the version
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# information from it. If the compiler does not match the expected type,
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# this function will abort using AC_MSG_ERROR. If it matches, the version will
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# be stored in CC_VERSION_NUMBER/CXX_VERSION_NUMBER (as a dotted number), and
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# the full version string in CC_VERSION_STRING/CXX_VERSION_STRING.
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#
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# $1 = compiler to test (CC or CXX)
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# $2 = human readable name of compiler (C or C++)
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AC_DEFUN([TOOLCHAIN_EXTRACT_COMPILER_VERSION],
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[
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COMPILER=[$]$1
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COMPILER_NAME=$2
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if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
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# There is no specific version flag, but all output starts with a version string.
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# First line typically looks something like:
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# Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 16.00.40219.01 for 80x86
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# but the compiler name may vary depending on locale.
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COMPILER_VERSION_OUTPUT=`$COMPILER 2>&1 1>/dev/null | $HEAD -n 1 | $TR -d '\r'`
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# Check that this is likely to be Microsoft CL.EXE.
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$ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "Microsoft" > /dev/null
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if test $? -ne 0; then
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AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.])
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AC_MSG_NOTICE([The result from running it was: "$COMPILER_VERSION_OUTPUT"])
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AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.])
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fi
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# Collapse compiler output into a single line
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COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT`
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COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \
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$SED -e 's/^.*ersion.\(@<:@1-9@:>@@<:@0-9.@:>@*\) .*$/\1/'`
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elif test "x$TOOLCHAIN_TYPE" = xgcc; then
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# gcc --version output typically looks like
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# gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1
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# Copyright (C) 2013 Free Software Foundation, Inc.
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# This is free software; see the source for copying conditions. There is NO
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# warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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COMPILER_VERSION_OUTPUT=`$COMPILER --version 2>&1`
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# Check that this is likely to be GCC.
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$ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "Free Software Foundation" > /dev/null
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if test $? -ne 0; then
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AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.])
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AC_MSG_NOTICE([The result from running with --version was: "$COMPILER_VERSION"])
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AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.])
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fi
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# Remove Copyright and legalese from version string, and
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# collapse into a single line
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COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT | \
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$SED -e 's/ *Copyright .*//'`
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COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \
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$SED -e 's/^.* \(@<:@1-9@:>@<:@0-9@:>@*\.@<:@0-9.@:>@*\)@<:@^0-9.@:>@.*$/\1/'`
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elif test "x$TOOLCHAIN_TYPE" = xclang; then
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# clang --version output typically looks like
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# Apple clang version 15.0.0 (clang-1500.3.9.4)
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# Target: arm64-apple-darwin23.2.0
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# Thread model: posix
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# InstalledDir: /Library/Developer/CommandLineTools/usr/bin
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# or
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# clang version 10.0.0-4ubuntu1
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# Target: x86_64-pc-linux-gnu
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# Thread model: posix
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# InstalledDir: /usr/bin
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# Target: x86_64-pc-linux-gnu
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# Thread model: posix
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# or
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# IBM Open XL C/C++ for AIX 17.1.0 (5725-C72, 5765-J18), clang version 13.0.0
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# Target: powerpc-ibm-aix7.2.0.0
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# Thread model: posix
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# InstalledDir: /opt/IBM/openxlC/17.1.0/bin
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COMPILER_VERSION_OUTPUT=`$COMPILER --version 2>&1`
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# Check that this is likely to be clang
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$ECHO "$COMPILER_VERSION_OUTPUT" | $GREP "clang" > /dev/null
|
|
if test $? -ne 0; then
|
|
AC_MSG_NOTICE([The $COMPILER_NAME compiler (located as $COMPILER) does not seem to be the required $TOOLCHAIN_TYPE compiler.])
|
|
AC_MSG_NOTICE([The result from running with --version was: "$COMPILER_VERSION_OUTPUT"])
|
|
AC_MSG_ERROR([A $TOOLCHAIN_TYPE compiler is required. Try setting --with-tools-dir.])
|
|
fi
|
|
# Remove "Thread model:" and further details from the version string, and
|
|
# collapse into a single line
|
|
COMPILER_VERSION_STRING=`$ECHO $COMPILER_VERSION_OUTPUT | \
|
|
$SED -e 's/ *Thread model: .*//'`
|
|
COMPILER_VERSION_NUMBER=`$ECHO $COMPILER_VERSION_OUTPUT | \
|
|
$SED -e 's/^.*clang version \(@<:@1-9@:>@@<:@0-9.@:>@*\).*$/\1/'`
|
|
else
|
|
AC_MSG_ERROR([Unknown toolchain type $TOOLCHAIN_TYPE.])
|
|
fi
|
|
# This sets CC_VERSION_NUMBER or CXX_VERSION_NUMBER. (This comment is a grep marker)
|
|
$1_VERSION_NUMBER="$COMPILER_VERSION_NUMBER"
|
|
# This sets CC_VERSION_STRING or CXX_VERSION_STRING. (This comment is a grep marker)
|
|
$1_VERSION_STRING="$COMPILER_VERSION_STRING"
|
|
|
|
AC_MSG_NOTICE([Using $TOOLCHAIN_TYPE $COMPILER_NAME compiler version $COMPILER_VERSION_NUMBER @<:@$COMPILER_VERSION_STRING@:>@])
|
|
])
|
|
|
|
# Try to locate the given C or C++ compiler in the path, or otherwise.
|
|
#
|
|
# $1 = compiler to test (CC or CXX)
|
|
# $2 = human readable name of compiler (C or C++)
|
|
# $3 = compiler name to search for
|
|
AC_DEFUN([TOOLCHAIN_FIND_COMPILER],
|
|
[
|
|
COMPILER_NAME=$2
|
|
SEARCH_LIST="$3"
|
|
|
|
if test "x[$]$1" != x; then
|
|
# User has supplied compiler name already, always let that override.
|
|
AC_MSG_NOTICE([Will use user supplied compiler $1=[$]$1])
|
|
if test "x`basename [$]$1`" = "x[$]$1"; then
|
|
# A command without a complete path is provided, search $PATH.
|
|
|
|
UTIL_LOOKUP_PROGS(POTENTIAL_$1, [$]$1)
|
|
if test "x$POTENTIAL_$1" != x; then
|
|
$1=$POTENTIAL_$1
|
|
else
|
|
AC_MSG_ERROR([User supplied compiler $1=[$]$1 could not be found])
|
|
fi
|
|
else
|
|
# Otherwise it might already be a complete path
|
|
if test ! -x "[$]$1"; then
|
|
AC_MSG_ERROR([User supplied compiler $1=[$]$1 does not exist])
|
|
fi
|
|
fi
|
|
else
|
|
# No user supplied value. Locate compiler ourselves.
|
|
|
|
# If we are cross compiling, assume cross compilation tools follows the
|
|
# cross compilation standard where they are prefixed with the autoconf
|
|
# standard name for the target. For example the binary
|
|
# i686-sun-solaris2.10-gcc will cross compile for i686-sun-solaris2.10.
|
|
# If we are not cross compiling, then the default compiler name will be
|
|
# used.
|
|
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(POTENTIAL_$1, $SEARCH_LIST)
|
|
if test "x$POTENTIAL_$1" != x; then
|
|
$1=$POTENTIAL_$1
|
|
else
|
|
HELP_MSG_MISSING_DEPENDENCY([devkit])
|
|
AC_MSG_ERROR([Could not find a $COMPILER_NAME compiler. $HELP_MSG])
|
|
fi
|
|
fi
|
|
|
|
# Now we have a compiler binary in $1. Make sure it's okay.
|
|
TEST_COMPILER="[$]$1"
|
|
|
|
AC_MSG_CHECKING([resolved symbolic links for $1])
|
|
SYMLINK_ORIGINAL="$TEST_COMPILER"
|
|
UTIL_REMOVE_SYMBOLIC_LINKS(SYMLINK_ORIGINAL)
|
|
if test "x$TEST_COMPILER" = "x$SYMLINK_ORIGINAL"; then
|
|
AC_MSG_RESULT([no symlink])
|
|
else
|
|
AC_MSG_RESULT([$SYMLINK_ORIGINAL])
|
|
|
|
# We can't handle ccache by gcc wrappers, since we need to know if we're
|
|
# using ccache. Instead ccache usage must be controlled by a configure option.
|
|
COMPILER_BASENAME=`$BASENAME "$SYMLINK_ORIGINAL"`
|
|
if test "x$COMPILER_BASENAME" = "xccache"; then
|
|
AC_MSG_NOTICE([Please use --enable-ccache instead of providing a wrapped compiler.])
|
|
AC_MSG_ERROR([$TEST_COMPILER is a symbolic link to ccache. This is not supported.])
|
|
fi
|
|
fi
|
|
|
|
TOOLCHAIN_EXTRACT_COMPILER_VERSION([$1], [$COMPILER_NAME])
|
|
])
|
|
|
|
# Retrieve the linker version number and store it in LD_VERSION_NUMBER
|
|
# (as a dotted number), and
|
|
# the full version string in LD_VERSION_STRING.
|
|
#
|
|
# $1 = linker to test (LD or BUILD_LD)
|
|
# $2 = human readable name of linker (Linker or BuildLinker)
|
|
AC_DEFUN([TOOLCHAIN_EXTRACT_LD_VERSION],
|
|
[
|
|
LINKER=[$]$1
|
|
LINKER_NAME="$2"
|
|
|
|
if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
|
|
# There is no specific version flag, but all output starts with a version string.
|
|
# First line typically looks something like:
|
|
# Microsoft (R) Incremental Linker Version 12.00.31101.0
|
|
LINKER_VERSION_STRING=`$LINKER 2>&1 | $HEAD -n 1 | $TR -d '\r'`
|
|
# Extract version number
|
|
[ LINKER_VERSION_NUMBER=`$ECHO $LINKER_VERSION_STRING | \
|
|
$SED -e 's/.* \([0-9][0-9]*\(\.[0-9][0-9]*\)*\).*/\1/'` ]
|
|
elif test "x$TOOLCHAIN_TYPE" = xgcc; then
|
|
# gcc -Wl,-version output typically looks like:
|
|
# GNU ld (GNU Binutils for Ubuntu) 2.26.1
|
|
# Copyright (C) 2015 Free Software Foundation, Inc.
|
|
# This program is free software; [...]
|
|
# If using gold it will look like:
|
|
# GNU gold (GNU Binutils 2.30) 1.15
|
|
LINKER_VERSION_STRING=`$LINKER -Wl,--version 2> /dev/null | $HEAD -n 1`
|
|
# Extract version number
|
|
if [ [[ "$LINKER_VERSION_STRING" == *gold* ]] ]; then
|
|
[ LINKER_VERSION_NUMBER=`$ECHO $LINKER_VERSION_STRING | \
|
|
$SED -e 's/.* \([0-9][0-9]*\(\.[0-9][0-9]*\)*\).*) .*/\1/'` ]
|
|
else
|
|
[ LINKER_VERSION_NUMBER=`$ECHO $LINKER_VERSION_STRING | \
|
|
$SED -e 's/.* \([0-9][0-9]*\(\.[0-9][0-9]*\)*\).*/\1/'` ]
|
|
fi
|
|
elif test "x$TOOLCHAIN_TYPE" = xclang; then
|
|
# clang -Wl,-v output typically looks like
|
|
# @(#)PROGRAM:ld PROJECT:ld64-305
|
|
# configured to support archs: armv6 armv7 armv7s arm64 i386 x86_64 x86_64h armv6m armv7k armv7m armv7em (tvOS)
|
|
# Library search paths: [...]
|
|
# or
|
|
# GNU ld (GNU Binutils for Ubuntu) 2.26.1
|
|
|
|
LINKER_VERSION_STRING=`$LINKER -Wl,-v 2>&1 | $HEAD -n 1`
|
|
# Check if we're using the GNU ld
|
|
$ECHO "$LINKER_VERSION_STRING" | $GREP "GNU" > /dev/null
|
|
if test $? -eq 0; then
|
|
# Extract version number
|
|
[ LINKER_VERSION_NUMBER=`$ECHO $LINKER_VERSION_STRING | \
|
|
$SED -e 's/.* \([0-9][0-9]*\(\.[0-9][0-9]*\)*\).*/\1/'` ]
|
|
else
|
|
# Extract version number
|
|
[ LINKER_VERSION_NUMBER=`$ECHO $LINKER_VERSION_STRING | \
|
|
$SED -e 's/.*-\([0-9][0-9]*\)/\1/'` ]
|
|
fi
|
|
fi
|
|
|
|
$1_VERSION_NUMBER="$LINKER_VERSION_NUMBER"
|
|
$1_VERSION_STRING="$LINKER_VERSION_STRING"
|
|
|
|
AC_MSG_NOTICE([Using $TOOLCHAIN_TYPE $LINKER_NAME version $LINKER_VERSION_NUMBER @<:@$LINKER_VERSION_STRING@:>@])
|
|
])
|
|
|
|
# Make sure we did not pick up /usr/bin/link, which is the unix-style link
|
|
# executable.
|
|
#
|
|
# $1 = linker to test (LD or BUILD_LD)
|
|
AC_DEFUN(TOOLCHAIN_VERIFY_LINK_BINARY,
|
|
[
|
|
LINKER=[$]$1
|
|
|
|
AC_MSG_CHECKING([if the found link.exe is actually the Visual Studio linker])
|
|
$LINKER --version > /dev/null
|
|
if test $? -eq 0 ; then
|
|
AC_MSG_RESULT([no])
|
|
AC_MSG_ERROR([$LINKER is the winenv link tool. Please check your PATH and rerun configure.])
|
|
else
|
|
AC_MSG_RESULT([yes])
|
|
fi
|
|
])
|
|
# Detect the core components of the toolchain, i.e. the compilers (CC and CXX),
|
|
# preprocessor (CPP and CXXCPP), the linker (LD), the assembler (AS) and the
|
|
# archiver (AR). Verify that the compilers are correct according to the
|
|
# toolchain type.
|
|
AC_DEFUN_ONCE([TOOLCHAIN_DETECT_TOOLCHAIN_CORE],
|
|
[
|
|
#
|
|
# Setup the compilers (CC and CXX)
|
|
#
|
|
TOOLCHAIN_FIND_COMPILER([CC], [C], $TOOLCHAIN_CC_BINARY)
|
|
# Now that we have resolved CC ourself, let autoconf have its go at it
|
|
AC_PROG_CC([$CC])
|
|
|
|
TOOLCHAIN_FIND_COMPILER([CXX], [C++], $TOOLCHAIN_CXX_BINARY)
|
|
# Now that we have resolved CXX ourself, let autoconf have its go at it
|
|
AC_PROG_CXX([$CXX])
|
|
|
|
# This is the compiler version number on the form X.Y[.Z]
|
|
AC_SUBST(CC_VERSION_NUMBER)
|
|
AC_SUBST(CXX_VERSION_NUMBER)
|
|
|
|
TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS
|
|
|
|
if test "x$TOOLCHAIN_MINIMUM_VERSION" != x; then
|
|
TOOLCHAIN_CHECK_COMPILER_VERSION(VERSION: $TOOLCHAIN_MINIMUM_VERSION,
|
|
IF_OLDER_THAN: [
|
|
AC_MSG_WARN([You are using $TOOLCHAIN_TYPE $CC_VERSION_NUMBER which is older than $TOOLCHAIN_MINIMUM_VERSION. This is not a supported configuration.])
|
|
]
|
|
)
|
|
fi
|
|
|
|
#
|
|
# Setup the preprocessor (CPP and CXXCPP)
|
|
#
|
|
AC_PROG_CPP
|
|
UTIL_FIXUP_EXECUTABLE(CPP)
|
|
AC_PROG_CXXCPP
|
|
UTIL_FIXUP_EXECUTABLE(CXXCPP)
|
|
|
|
#
|
|
# Setup the linker (LD)
|
|
#
|
|
if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
|
|
# In the Microsoft toolchain we have a separate LD command "link".
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(LD, link)
|
|
TOOLCHAIN_VERIFY_LINK_BINARY(LD)
|
|
LDCXX="$LD"
|
|
else
|
|
# All other toolchains use the compiler to link.
|
|
LD="$CC"
|
|
LDCXX="$CXX"
|
|
fi
|
|
AC_SUBST(LD)
|
|
# FIXME: it should be CXXLD, according to standard (cf CXXCPP)
|
|
AC_SUBST(LDCXX)
|
|
|
|
TOOLCHAIN_EXTRACT_LD_VERSION([LD], [linker])
|
|
TOOLCHAIN_PREPARE_FOR_LD_VERSION_COMPARISONS
|
|
|
|
if test "x$TOOLCHAIN_MINIMUM_LD_VERSION" != x; then
|
|
AC_MSG_NOTICE([comparing linker version to minimum version $TOOLCHAIN_MINIMUM_LD_VERSION])
|
|
TOOLCHAIN_CHECK_LINKER_VERSION(VERSION: $TOOLCHAIN_MINIMUM_LD_VERSION,
|
|
IF_OLDER_THAN: [
|
|
AC_MSG_ERROR([You are using a linker older than $TOOLCHAIN_MINIMUM_LD_VERSION. This is not a supported configuration.])
|
|
]
|
|
)
|
|
fi
|
|
|
|
#
|
|
# Setup the assembler (AS)
|
|
#
|
|
if test "x$TOOLCHAIN_TYPE" != xmicrosoft; then
|
|
AS="$CC -c"
|
|
else
|
|
if test "x$OPENJDK_TARGET_CPU_BITS" = "x64"; then
|
|
# On 64 bit windows, the assembler is "ml64.exe"
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(AS, ml64)
|
|
else
|
|
# otherwise, the assembler is "ml.exe"
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(AS, ml)
|
|
fi
|
|
fi
|
|
AC_SUBST(AS)
|
|
|
|
#
|
|
# Setup tools for creating static libraries (AR/LIB)
|
|
#
|
|
if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(LIB, lib)
|
|
elif test "x$TOOLCHAIN_TYPE" = xgcc; then
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(AR, ar gcc-ar)
|
|
else
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(AR, ar)
|
|
fi
|
|
])
|
|
|
|
# Setup additional tools that is considered a part of the toolchain, but not the
|
|
# core part. Many of these are highly platform-specific and do not exist,
|
|
# and/or are not needed on all platforms.
|
|
AC_DEFUN_ONCE([TOOLCHAIN_DETECT_TOOLCHAIN_EXTRA],
|
|
[
|
|
if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
|
|
UTIL_LOOKUP_PROGS(LIPO, lipo)
|
|
UTIL_REQUIRE_PROGS(OTOOL, otool)
|
|
UTIL_REQUIRE_PROGS(INSTALL_NAME_TOOL, install_name_tool)
|
|
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(METAL, metal)
|
|
if test "x$METAL" = x; then
|
|
AC_MSG_CHECKING([if metal can be run using xcrun])
|
|
METAL="xcrun -sdk macosx metal"
|
|
test_metal=`$METAL --version 2>&1`
|
|
if test $? -ne 0; then
|
|
AC_MSG_RESULT([no])
|
|
AC_MSG_NOTICE([A full XCode is required to build the JDK (not only command line tools)])
|
|
AC_MSG_NOTICE([If you have XCode installed, you might need to reset the Xcode active developer directory])
|
|
AC_MSG_NOTICE([using 'sudo xcode-select -r'])
|
|
AC_MSG_ERROR([XCode tool 'metal' neither found in path nor with xcrun])
|
|
else
|
|
AC_MSG_RESULT([yes, will be using '$METAL'])
|
|
fi
|
|
fi
|
|
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(METALLIB, metallib)
|
|
if test "x$METALLIB" = x; then
|
|
AC_MSG_CHECKING([if metallib can be run using xcrun])
|
|
METALLIB="xcrun -sdk macosx metallib"
|
|
test_metallib=`$METALLIB --version 2>&1`
|
|
if test $? -ne 0; then
|
|
AC_MSG_RESULT([no])
|
|
AC_MSG_ERROR([XCode tool 'metallib' neither found in path nor with xcrun])
|
|
else
|
|
AC_MSG_RESULT([yes, will be using '$METALLIB'])
|
|
fi
|
|
fi
|
|
fi
|
|
|
|
if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
|
|
# Setup the manifest tool (MT)
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(MT, mt)
|
|
# Setup the resource compiler (RC)
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(RC, rc)
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(DUMPBIN, dumpbin)
|
|
fi
|
|
|
|
if test "x$OPENJDK_TARGET_OS" != xwindows; then
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(STRIP, strip)
|
|
if test "x$TOOLCHAIN_TYPE" = xgcc; then
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(NM, nm gcc-nm)
|
|
else
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(NM, nm)
|
|
fi
|
|
fi
|
|
|
|
# objcopy is used for moving debug symbols to separate files when
|
|
# full debug symbols are enabled.
|
|
if test "x$OPENJDK_TARGET_OS" = xlinux; then
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(OBJCOPY, gobjcopy objcopy)
|
|
fi
|
|
|
|
UTIL_LOOKUP_TOOLCHAIN_PROGS(OBJDUMP, gobjdump objdump)
|
|
|
|
case $TOOLCHAIN_TYPE in
|
|
gcc|clang)
|
|
if test "x$OPENJDK_TARGET_OS" = xaix; then
|
|
UTIL_REQUIRE_TOOLCHAIN_PROGS(CXXFILT, ibm-llvm-cxxfilt)
|
|
else
|
|
UTIL_REQUIRE_TOOLCHAIN_PROGS(CXXFILT, c++filt)
|
|
fi
|
|
;;
|
|
esac
|
|
])
|
|
|
|
# Setup the build tools (i.e, the compiler and linker used to build programs
|
|
# that should be run on the build platform, not the target platform, as a build
|
|
# helper). Since the non-cross-compile case uses the normal, target compilers
|
|
# for this, we can only do this after these have been setup.
|
|
AC_DEFUN_ONCE([TOOLCHAIN_SETUP_BUILD_COMPILERS],
|
|
[
|
|
if test "x$COMPILE_TYPE" = "xcross"; then
|
|
# Now we need to find a C/C++ compiler that can build executables for the
|
|
# build platform. We can't use the AC_PROG_CC macro, since it can only be
|
|
# used once. Also, we need to do this without adding a tools dir to the
|
|
# path, otherwise we might pick up cross-compilers which don't use standard
|
|
# naming.
|
|
|
|
OLDPATH="$PATH"
|
|
|
|
AC_ARG_WITH(build-devkit, [AS_HELP_STRING([--with-build-devkit],
|
|
[Devkit to use for the build platform toolchain])])
|
|
if test "x$with_build_devkit" = "xyes"; then
|
|
AC_MSG_ERROR([--with-build-devkit must have a value])
|
|
elif test -n "$with_build_devkit"; then
|
|
if test ! -d "$with_build_devkit"; then
|
|
AC_MSG_ERROR([--with-build-devkit points to non existing dir: $with_build_devkit])
|
|
else
|
|
UTIL_FIXUP_PATH([with_build_devkit])
|
|
BUILD_DEVKIT_ROOT="$with_build_devkit"
|
|
# Check for a meta data info file in the root of the devkit
|
|
if test -f "$BUILD_DEVKIT_ROOT/devkit.info"; then
|
|
# Process devkit.info so that existing devkit variables are not
|
|
# modified by this
|
|
$SED -e "s/^DEVKIT_/BUILD_DEVKIT_/g" \
|
|
-e "s/\$DEVKIT_ROOT/\$BUILD_DEVKIT_ROOT/g" \
|
|
-e "s/\$host/\$build/g" \
|
|
$BUILD_DEVKIT_ROOT/devkit.info \
|
|
> $CONFIGURESUPPORT_OUTPUTDIR/build-devkit.info
|
|
. $CONFIGURESUPPORT_OUTPUTDIR/build-devkit.info
|
|
# This potentially sets the following:
|
|
# A descriptive name of the devkit
|
|
BASIC_EVAL_BUILD_DEVKIT_VARIABLE([BUILD_DEVKIT_NAME])
|
|
# Corresponds to --with-extra-path
|
|
BASIC_EVAL_BUILD_DEVKIT_VARIABLE([BUILD_DEVKIT_EXTRA_PATH])
|
|
# Corresponds to --with-toolchain-path
|
|
BASIC_EVAL_BUILD_DEVKIT_VARIABLE([BUILD_DEVKIT_TOOLCHAIN_PATH])
|
|
# Corresponds to --with-sysroot
|
|
BASIC_EVAL_BUILD_DEVKIT_VARIABLE([BUILD_DEVKIT_SYSROOT])
|
|
|
|
if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
|
|
BASIC_EVAL_BUILD_DEVKIT_VARIABLE([BUILD_DEVKIT_VS_INCLUDE])
|
|
BASIC_EVAL_BUILD_DEVKIT_VARIABLE([BUILD_DEVKIT_VS_LIB])
|
|
fi
|
|
fi
|
|
|
|
AC_MSG_CHECKING([for build platform devkit])
|
|
if test "x$BUILD_DEVKIT_NAME" != x; then
|
|
AC_MSG_RESULT([$BUILD_DEVKIT_NAME in $BUILD_DEVKIT_ROOT])
|
|
else
|
|
AC_MSG_RESULT([$BUILD_DEVKIT_ROOT])
|
|
fi
|
|
|
|
# Fallback default of just /bin if DEVKIT_PATH is not defined
|
|
if test "x$BUILD_DEVKIT_TOOLCHAIN_PATH" = x; then
|
|
BUILD_DEVKIT_TOOLCHAIN_PATH="$BUILD_DEVKIT_ROOT/bin"
|
|
fi
|
|
PATH="$BUILD_DEVKIT_TOOLCHAIN_PATH:$BUILD_DEVKIT_EXTRA_PATH"
|
|
|
|
BUILD_SYSROOT="$BUILD_DEVKIT_SYSROOT"
|
|
|
|
if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
|
|
# For historical reasons, paths are separated by ; in devkit.info
|
|
BUILD_VS_INCLUDE="${BUILD_DEVKIT_VS_INCLUDE//;/:}"
|
|
BUILD_VS_LIB="${BUILD_DEVKIT_VS_LIB//;/:}"
|
|
|
|
TOOLCHAIN_SETUP_VISUAL_STUDIO_SYSROOT_FLAGS(BUILD_, BUILD_)
|
|
fi
|
|
fi
|
|
else
|
|
if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
|
|
# If we got no devkit, we need to go hunting for the proper env
|
|
TOOLCHAIN_FIND_VISUAL_STUDIO_BAT_FILE($OPENJDK_BUILD_CPU, [$TOOLCHAIN_VERSION])
|
|
TOOLCHAIN_EXTRACT_VISUAL_STUDIO_ENV($OPENJDK_BUILD_CPU, BUILD_)
|
|
|
|
# We cannot currently export the VS_PATH to spec.gmk. This is probably
|
|
# strictly not correct, but seems to work anyway.
|
|
|
|
# Convert VS_INCLUDE and VS_LIB into sysroot flags
|
|
TOOLCHAIN_SETUP_VISUAL_STUDIO_SYSROOT_FLAGS(BUILD_)
|
|
fi
|
|
fi
|
|
|
|
if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
|
|
UTIL_REQUIRE_PROGS(BUILD_CC, cl, [$VS_PATH])
|
|
UTIL_REQUIRE_PROGS(BUILD_CXX, cl, [$VS_PATH])
|
|
|
|
# On windows, the assembler is "ml.exe". We currently don't need this so
|
|
# do not require.
|
|
if test "x$OPENJDK_BUILD_CPU_BITS" = "x64"; then
|
|
# On 64 bit windows, the assembler is "ml64.exe"
|
|
UTIL_LOOKUP_PROGS(BUILD_AS, ml64, [$VS_PATH])
|
|
else
|
|
# otherwise the assembler is "ml.exe"
|
|
UTIL_LOOKUP_PROGS(BUILD_AS, ml, [$VS_PATH])
|
|
fi
|
|
|
|
# On windows, the ar tool is lib.exe (used to create static libraries).
|
|
# We currently don't need this so do not require.
|
|
UTIL_LOOKUP_PROGS(BUILD_AR, lib, [$VS_PATH])
|
|
|
|
# In the Microsoft toolchain we have a separate LD command "link".
|
|
UTIL_REQUIRE_PROGS(BUILD_LD, link, [$VS_PATH])
|
|
TOOLCHAIN_VERIFY_LINK_BINARY(BUILD_LD)
|
|
BUILD_LDCXX="$BUILD_LD"
|
|
else
|
|
if test "x$OPENJDK_BUILD_OS" = xmacosx; then
|
|
UTIL_REQUIRE_PROGS(BUILD_CC, clang)
|
|
UTIL_REQUIRE_PROGS(BUILD_CXX, clang++)
|
|
else
|
|
UTIL_REQUIRE_PROGS(BUILD_CC, cc gcc)
|
|
UTIL_REQUIRE_PROGS(BUILD_CXX, CC g++)
|
|
fi
|
|
UTIL_LOOKUP_PROGS(BUILD_NM, nm gcc-nm)
|
|
UTIL_LOOKUP_PROGS(BUILD_AR, ar gcc-ar lib)
|
|
UTIL_LOOKUP_PROGS(BUILD_OBJCOPY, objcopy)
|
|
UTIL_LOOKUP_PROGS(BUILD_STRIP, strip)
|
|
# Assume the C compiler is the assembler
|
|
BUILD_AS="$BUILD_CC -c"
|
|
# Just like for the target compiler, use the compiler as linker
|
|
BUILD_LD="$BUILD_CC"
|
|
BUILD_LDCXX="$BUILD_CXX"
|
|
fi
|
|
|
|
PATH="$OLDPATH"
|
|
|
|
TOOLCHAIN_EXTRACT_COMPILER_VERSION(BUILD_CC, [BuildC])
|
|
TOOLCHAIN_EXTRACT_COMPILER_VERSION(BUILD_CXX, [BuildC++])
|
|
TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS([BUILD_], [OPENJDK_BUILD_], [build ])
|
|
TOOLCHAIN_EXTRACT_LD_VERSION(BUILD_LD, [build linker])
|
|
TOOLCHAIN_PREPARE_FOR_LD_VERSION_COMPARISONS([BUILD_], [OPENJDK_BUILD_])
|
|
else
|
|
# If we are not cross compiling, use the normal target compilers for
|
|
# building the build platform executables.
|
|
BUILD_CC="$CC"
|
|
BUILD_CXX="$CXX"
|
|
BUILD_LD="$LD"
|
|
BUILD_LDCXX="$LDCXX"
|
|
BUILD_NM="$NM"
|
|
BUILD_AS="$AS"
|
|
BUILD_OBJCOPY="$OBJCOPY"
|
|
BUILD_STRIP="$STRIP"
|
|
BUILD_AR="$AR"
|
|
|
|
TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS([], [OPENJDK_BUILD_], [build ])
|
|
TOOLCHAIN_PREPARE_FOR_LD_VERSION_COMPARISONS([BUILD_], [OPENJDK_BUILD_])
|
|
fi
|
|
|
|
AC_SUBST(BUILD_CC)
|
|
AC_SUBST(BUILD_CXX)
|
|
AC_SUBST(BUILD_LD)
|
|
AC_SUBST(BUILD_LDCXX)
|
|
AC_SUBST(BUILD_NM)
|
|
AC_SUBST(BUILD_AS)
|
|
AC_SUBST(BUILD_AR)
|
|
])
|
|
|
|
# Do some additional checks on the detected tools.
|
|
AC_DEFUN_ONCE([TOOLCHAIN_MISC_CHECKS],
|
|
[
|
|
# Check for extra potential brokenness.
|
|
if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
|
|
# On Windows, double-check that we got the right compiler.
|
|
CC_VERSION_OUTPUT=`$CC 2>&1 1>/dev/null | $HEAD -n 1 | $TR -d '\r'`
|
|
COMPILER_CPU_TEST=`$ECHO $CC_VERSION_OUTPUT | $SED -n "s/^.* \(.*\)$/\1/p"`
|
|
if test "x$OPENJDK_TARGET_CPU" = "xx86"; then
|
|
if test "x$COMPILER_CPU_TEST" != "x80x86" -a "x$COMPILER_CPU_TEST" != "xx86"; then
|
|
AC_MSG_ERROR([Target CPU mismatch. We are building for $OPENJDK_TARGET_CPU but CL is for "$COMPILER_CPU_TEST"; expected "80x86" or "x86".])
|
|
fi
|
|
elif test "x$OPENJDK_TARGET_CPU" = "xx86_64"; then
|
|
if test "x$COMPILER_CPU_TEST" != "xx64"; then
|
|
AC_MSG_ERROR([Target CPU mismatch. We are building for $OPENJDK_TARGET_CPU but CL is for "$COMPILER_CPU_TEST"; expected "x64".])
|
|
fi
|
|
elif test "x$OPENJDK_TARGET_CPU" = "xaarch64"; then
|
|
if test "x$COMPILER_CPU_TEST" != "xARM64"; then
|
|
AC_MSG_ERROR([Target CPU mismatch. We are building for $OPENJDK_TARGET_CPU but CL is for "$COMPILER_CPU_TEST"; expected "arm64".])
|
|
fi
|
|
fi
|
|
fi
|
|
if test "x$OPENJDK_TARGET_OS" = xaix; then
|
|
# Make sure we have the Open XL version of clang on AIX
|
|
|
|
$ECHO "$CC_VERSION_STRING" | $GREP "IBM Open XL C/C++ for AIX" > /dev/null
|
|
if test $? -ne 0; then
|
|
AC_MSG_ERROR([ibm-clang_r version output check failed, output: $CC_VERSION_OUTPUT])
|
|
fi
|
|
fi
|
|
|
|
if test "x$TOOLCHAIN_TYPE" = xgcc || test "x$TOOLCHAIN_TYPE" = xclang; then
|
|
# Check if linker has -z noexecstack.
|
|
HAS_NOEXECSTACK=`$CC -Wl,--help 2>/dev/null | $GREP 'z noexecstack'`
|
|
# This is later checked when setting flags.
|
|
fi
|
|
|
|
# Setup hotspot lecagy names for toolchains
|
|
HOTSPOT_TOOLCHAIN_TYPE=$TOOLCHAIN_TYPE
|
|
if test "x$TOOLCHAIN_TYPE" = xclang; then
|
|
HOTSPOT_TOOLCHAIN_TYPE=gcc
|
|
elif test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
|
|
HOTSPOT_TOOLCHAIN_TYPE=visCPP
|
|
fi
|
|
AC_SUBST(HOTSPOT_TOOLCHAIN_TYPE)
|
|
])
|