X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=autoconf%2Fconfigure.ac;h=c1f2884145e4c39469dfce82600370f73ea30c39;hb=a74341308f19b7cd1691eddb3bd7be99fa8204a6;hp=060ebac8d35b9048a2ff4b5ecf5585f53838258c;hpb=ae7e2a4bbbdfa82b4e2670fccb3a0aed812c3b0a;p=oota-llvm.git diff --git a/autoconf/configure.ac b/autoconf/configure.ac index 060ebac8d35..92c5bbd8dd9 100644 --- a/autoconf/configure.ac +++ b/autoconf/configure.ac @@ -30,20 +30,36 @@ dnl=== SECTION 1: Initialization & Setup dnl=== dnl===-----------------------------------------------------------------------=== dnl Initialize autoconf and define the package name, version number and -dnl email address for reporting bugs. -AC_INIT([[llvm]],[[3.1svn]],[llvmbugs@cs.uiuc.edu]) +dnl address for reporting bugs. + +AC_INIT([LLVM],[3.7.0svn],[http://llvm.org/bugs/]) + +LLVM_VERSION_MAJOR=3 +LLVM_VERSION_MINOR=7 +LLVM_VERSION_PATCH=0 +LLVM_VERSION_SUFFIX=svn + +AC_DEFINE_UNQUOTED([LLVM_VERSION_MAJOR], $LLVM_VERSION_MAJOR, [Major version of the LLVM API]) +AC_DEFINE_UNQUOTED([LLVM_VERSION_MINOR], $LLVM_VERSION_MINOR, [Minor version of the LLVM API]) +AC_DEFINE_UNQUOTED([LLVM_VERSION_PATCH], $LLVM_VERSION_PATCH, [Patch version of the LLVM API]) +AC_DEFINE_UNQUOTED([LLVM_VERSION_STRING], "$PACKAGE_VERSION", [LLVM version string]) + +AC_SUBST([LLVM_VERSION_MAJOR]) +AC_SUBST([LLVM_VERSION_MINOR]) +AC_SUBST([LLVM_VERSION_PATCH]) +AC_SUBST([LLVM_VERSION_SUFFIX]) dnl Provide a copyright substitution and ensure the copyright notice is included dnl in the output of --version option of the generated configure script. -AC_SUBST(LLVM_COPYRIGHT,["Copyright (c) 2003-2011 University of Illinois at Urbana-Champaign."]) -AC_COPYRIGHT([Copyright (c) 2003-2011 University of Illinois at Urbana-Champaign.]) +AC_SUBST(LLVM_COPYRIGHT,["Copyright (c) 2003-2015 University of Illinois at Urbana-Champaign."]) +AC_COPYRIGHT([Copyright (c) 2003-2015 University of Illinois at Urbana-Champaign.]) dnl Indicate that we require autoconf 2.60 or later. AC_PREREQ(2.60) dnl Verify that the source directory is valid. This makes sure that we are dnl configuring LLVM and not some other package (it validates --srcdir argument) -AC_CONFIG_SRCDIR([lib/VMCore/Module.cpp]) +AC_CONFIG_SRCDIR([lib/IR/Module.cpp]) dnl Place all of the extra autoconf files into the config subdirectory. Tell dnl various tools where the m4 autoconf macros are. @@ -57,12 +73,75 @@ if test ${srcdir} != "." ; then fi fi +dnl Quit if it is an in-source build +if test ${srcdir} == "." ; then + AC_MSG_WARN([**************************************************************************************]) + AC_MSG_WARN([* *]) + AC_MSG_WARN([* WARNING *]) + AC_MSG_WARN([* *]) + AC_MSG_WARN([* In-source builds are deprecated. *]) + AC_MSG_WARN([* *]) + AC_MSG_WARN([* Please configure from a separate build directory! *]) + AC_MSG_WARN([* *]) + AC_MSG_WARN([**************************************************************************************]) +fi + +dnl Default to empty (i.e. assigning the null string to) CFLAGS and CXXFLAGS, +dnl instead of the autoconf default (for example, '-g -O2' for CC=gcc). +: ${CFLAGS=} +: ${CXXFLAGS=} + dnl We need to check for the compiler up here to avoid anything else dnl starting with a different one. -AC_PROG_CC(clang llvm-gcc gcc) -AC_PROG_CXX(clang++ llvm-g++ g++) +AC_PROG_CC(clang gcc) +AC_PROG_CXX(clang++ g++) AC_PROG_CPP +dnl If CXX is Clang, check that it can find and parse C++ standard library +dnl headers. +if test "$CXX" = "clang++" ; then + AC_MSG_CHECKING([whether clang works]) + AC_LANG_PUSH([C++]) + dnl Note that space between 'include' and '(' is required. There's a broken + dnl regex in aclocal that otherwise will think that we call m4's include + dnl builtin. + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include +#if __has_include () +#include +#endif +#if __has_include () +#include +#endif +]])], +[ + AC_MSG_RESULT([yes]) +], +[ + AC_MSG_RESULT([no]) + AC_MSG_ERROR([Selected compiler could not find or parse C++ standard library headers. Rerun with CC=c-compiler CXX=c++-compiler LLVM_SRC_DIR/configure ...]) +]) + AC_LANG_POP([C++]) +fi + +dnl Set up variables that track whether the host compiler is GCC or Clang where +dnl we can effectively sanity check them. We don't try to sanity check all the +dnl other possible compilers. +AC_MSG_CHECKING([whether GCC or Clang is our host compiler]) +AC_LANG_PUSH([C++]) +llvm_cv_cxx_compiler=unknown +AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#if ! __clang__ + #error + #endif + ]])], + llvm_cv_cxx_compiler=clang, + [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#if ! __GNUC__ + #error + #endif + ]])], + llvm_cv_cxx_compiler=gcc, [])]) +AC_LANG_POP([C++]) +AC_MSG_RESULT([${llvm_cv_cxx_compiler}]) + dnl Configure all of the projects present in our source tree. While we could dnl just AC_CONFIG_SUBDIRS on the set of directories in projects that have a dnl configure script, that usage of the AC_CONFIG_SUBDIRS macro is deprecated. @@ -76,11 +155,6 @@ dnl created before running the configure scripts of projects that depend upon dnl them. dnl -dnl Several projects use llvm-gcc, so configure that first -if test -d ${srcdir}/projects/llvm-gcc ; then - AC_CONFIG_SUBDIRS([projects/llvm-gcc]) -fi - dnl Several projects use the LLVM test suite, so configure it next. if test -d ${srcdir}/projects/test-suite ; then AC_CONFIG_SUBDIRS([projects/test-suite]) @@ -106,15 +180,8 @@ for i in `ls ${srcdir}/projects` do if test -d ${srcdir}/projects/${i} ; then case ${i} in - sample) AC_CONFIG_SUBDIRS([projects/sample]) ;; - privbracket) AC_CONFIG_SUBDIRS([projects/privbracket]) ;; - llvm-stacker) AC_CONFIG_SUBDIRS([projects/llvm-stacker]) ;; - llvm-reopt) AC_CONFIG_SUBDIRS([projects/llvm-reopt]);; - llvm-java) AC_CONFIG_SUBDIRS([projects/llvm-java]) ;; - llvm-tv) AC_CONFIG_SUBDIRS([projects/llvm-tv]) ;; safecode) AC_CONFIG_SUBDIRS([projects/safecode]) ;; - llvm-kernel) AC_CONFIG_SUBDIRS([projects/llvm-kernel]) ;; - llvm-gcc) ;; + compiler-rt) ;; test-suite) ;; llvm-test) ;; poolalloc) ;; @@ -193,6 +260,11 @@ AC_CACHE_CHECK([type of operating system we're going to host on], llvm_cv_no_link_all_option="-Wl,--no-whole-archive" llvm_cv_os_type="FreeBSD" llvm_cv_platform_type="Unix" ;; + *-*-kfreebsd-gnu) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="GNU/kFreeBSD" + llvm_cv_platform_type="Unix" ;; *-*-openbsd*) llvm_cv_link_all_option="-Wl,--whole-archive" llvm_cv_no_link_all_option="-Wl,--no-whole-archive" @@ -208,6 +280,11 @@ AC_CACHE_CHECK([type of operating system we're going to host on], llvm_cv_no_link_all_option="-Wl,--no-whole-archive" llvm_cv_os_type="DragonFly" llvm_cv_platform_type="Unix" ;; + *-*-bitrig*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="Bitrig" + llvm_cv_platform_type="Unix" ;; *-*-hpux*) llvm_cv_link_all_option="-Wl,--whole-archive" llvm_cv_no_link_all_option="-Wl,--no-whole-archive" @@ -223,16 +300,16 @@ AC_CACHE_CHECK([type of operating system we're going to host on], llvm_cv_no_link_all_option="-Wl,--no-whole-archive" llvm_cv_os_type="Linux" llvm_cv_platform_type="Unix" ;; + *-*-gnu*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="GNU" + llvm_cv_platform_type="Unix" ;; *-*-solaris*) llvm_cv_link_all_option="-Wl,-z,allextract" llvm_cv_no_link_all_option="-Wl,-z,defaultextract" llvm_cv_os_type="SunOS" llvm_cv_platform_type="Unix" ;; - *-*-auroraux*) - llvm_cv_link_all_option="-Wl,-z,allextract" - llvm_cv_link_all_option="-Wl,-z,defaultextract" - llvm_cv_os_type="AuroraUX" - llvm_cv_platform_type="Unix" ;; *-*-win32*) llvm_cv_link_all_option="-Wl,--whole-archive" llvm_cv_no_link_all_option="-Wl,--no-whole-archive" @@ -280,22 +357,26 @@ AC_CACHE_CHECK([type of operating system we're going to target], llvm_cv_target_os_type="Minix" ;; *-*-freebsd*) llvm_cv_target_os_type="FreeBSD" ;; + *-*-kfreebsd-gnu) + llvm_cv_target_os_type="GNU/kFreeBSD" ;; *-*-openbsd*) llvm_cv_target_os_type="OpenBSD" ;; *-*-netbsd*) llvm_cv_target_os_type="NetBSD" ;; *-*-dragonfly*) llvm_cv_target_os_type="DragonFly" ;; + *-*-bitrig*) + llvm_cv_target_os_type="Bitrig" ;; *-*-hpux*) llvm_cv_target_os_type="HP-UX" ;; *-*-interix*) llvm_cv_target_os_type="Interix" ;; *-*-linux*) llvm_cv_target_os_type="Linux" ;; + *-*-gnu*) + llvm_cv_target_os_type="GNU" ;; *-*-solaris*) llvm_cv_target_os_type="SunOS" ;; - *-*-auroraux*) - llvm_cv_target_os_type="AuroraUX" ;; *-*-win32*) llvm_cv_target_os_type="Win32" ;; *-*-mingw*) @@ -308,6 +389,8 @@ AC_CACHE_CHECK([type of operating system we're going to target], llvm_cv_target_os_type="NativeClient" ;; *-unknown-eabi*) llvm_cv_target_os_type="Freestanding" ;; + *-*-ps4) + llvm_cv_target_os_type="PS4" ;; *) llvm_cv_target_os_type="Unknown" ;; esac]) @@ -352,12 +435,17 @@ AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch], amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;; sparc*-*) llvm_cv_target_arch="Sparc" ;; powerpc*-*) llvm_cv_target_arch="PowerPC" ;; + arm64*-*) llvm_cv_target_arch="AArch64" ;; arm*-*) llvm_cv_target_arch="ARM" ;; - mips-*) llvm_cv_target_arch="Mips" ;; + aarch64*-*) llvm_cv_target_arch="AArch64" ;; + mips-* | mips64-*) llvm_cv_target_arch="Mips" ;; + mipsel-* | mips64el-*) llvm_cv_target_arch="Mips" ;; xcore-*) llvm_cv_target_arch="XCore" ;; msp430-*) llvm_cv_target_arch="MSP430" ;; - mblaze-*) llvm_cv_target_arch="MBlaze" ;; - ptx-*) llvm_cv_target_arch="PTX" ;; + hexagon-*) llvm_cv_target_arch="Hexagon" ;; + nvptx-*) llvm_cv_target_arch="NVPTX" ;; + s390x-*) llvm_cv_target_arch="SystemZ" ;; + wasm*-*) llvm_cv_target_arch="WebAssembly" ;; *) llvm_cv_target_arch="Unknown" ;; esac]) @@ -365,7 +453,7 @@ if test "$llvm_cv_target_arch" = "Unknown" ; then AC_MSG_WARN([Configuring LLVM for an unknown target archicture]) fi -# Determine the LLVM native architecture for the target +dnl Determine the LLVM native architecture for the target case "$llvm_cv_target_arch" in x86) LLVM_NATIVE_ARCH="X86" ;; x86_64) LLVM_NATIVE_ARCH="X86" ;; @@ -374,11 +462,36 @@ esac dnl Define a substitution, ARCH, for the target architecture AC_SUBST(ARCH,$llvm_cv_target_arch) +AC_SUBST(LLVM_NATIVE_ARCH,$LLVM_NATIVE_ARCH) + +dnl Determine what our host architecture. +dnl This will allow MCJIT regress tests runs only for supported +dnl platforms. +case $host in + i?86-*) host_arch="x86" ;; + amd64-* | x86_64-*) host_arch="x86_64" ;; + sparc*-*) host_arch="Sparc" ;; + powerpc*-*) host_arch="PowerPC" ;; + arm64*-*) host_arch="AArch64" ;; + arm*-*) host_arch="ARM" ;; + aarch64*-*) host_arch="AArch64" ;; + mips-* | mips64-*) host_arch="Mips" ;; + mipsel-* | mips64el-*) host_arch="Mips" ;; + xcore-*) host_arch="XCore" ;; + msp430-*) host_arch="MSP430" ;; + hexagon-*) host_arch="Hexagon" ;; + s390x-*) host_arch="SystemZ" ;; + wasm*-*) host_arch="WebAssembly" ;; + *) host_arch="Unknown" ;; +esac + +if test "$host_arch" = "Unknown" ; then + AC_MSG_WARN([Configuring LLVM for an unknown host archicture]) +fi -dnl Check for the endianness of the target -AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little])) +AC_SUBST(HOST_ARCH,$host_arch) -dnl Check for build platform executable suffix if we're crosscompiling +dnl Check for build platform executable suffix if we're cross-compiling if test "$cross_compiling" = yes; then AC_SUBST(LLVM_CROSS_COMPILING, [1]) AC_BUILD_EXEEXT @@ -427,6 +540,159 @@ case "$enableval" in *) AC_MSG_ERROR([Invalid setting for --enable-libcpp. Use "yes" or "no"]) ;; esac +dnl Check both GCC and Clang for sufficiently modern versions. These checks can +dnl be bypassed by passing a flag if necessary on a platform. We have to do +dnl these checks here so that we have the configuration of the standard C++ +dnl library finished. +AC_ARG_ENABLE(compiler-version-checks, + AS_HELP_STRING([--enable-compiler-version-checks], + [Check the version of the host compiler (default is YES)]),, + enableval=default) +case "$enableval" in + no) + ;; + yes|default) + AC_LANG_PUSH([C++]) + case "$llvm_cv_cxx_compiler" in + clang) + AC_MSG_CHECKING([whether Clang is new enough]) + AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ +#if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 1) +#error This version of Clang is too old to build LLVM +#endif +]])], + [AC_MSG_RESULT([yes])], + [AC_MSG_RESULT([no]) + AC_MSG_ERROR([ +The selected Clang compiler is not new enough to build LLVM. Please upgrade to +Clang 3.1. You may pass --disable-compiler-version-checks to configure to +bypass these sanity checks.])]) + + dnl Note that libstdc++4.6 is known broken for C++11 builds. The errors + dnl are sometimes deeply confusing though. Here we test for an obvious + dnl incomplete feature in 4.6's standard library that was completed in + dnl 4.7's. We also have to disable this test if 'ENABLE_LIBCPP' is set + dnl because the enable flags don't actually fix CXXFLAGS, they rely on + dnl that happening in the Makefile. + if test "$ENABLE_LIBCPP" -eq 0 ; then + AC_MSG_CHECKING([whether Clang will select a modern C++ standard library]) + llvm_cv_old_cxxflags="$CXXFLAGS" + CXXFLAGS="$CXXFLAGS -std=c++0x" + AC_LINK_IFELSE([AC_LANG_SOURCE([[ +#include +std::atomic x(0.0f); +int main() { return (float)x; } +]])], + [AC_MSG_RESULT([yes])], + [AC_MSG_RESULT([no]) + AC_MSG_ERROR([ +We detected a missing feature in the standard C++ library that was known to be +missing in libstdc++4.6 and implemented in libstdc++4.7. There are numerous +C++11 problems with 4.6's library, and we don't support GCCs or libstdc++ older +than 4.7. You will need to update your system and ensure Clang uses the newer +standard library. + +If this error is incorrect or you need to force things to work, you may pass +'--disable-compiler-version-checks' to configure to bypass this test.])]) + CXXFLAGS="$llvm_cv_old_cxxflags" + fi + ;; + gcc) + AC_MSG_CHECKING([whether GCC is new enough]) + AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ +#if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 7) +#error This version of GCC is too old to build LLVM +#endif +]])], + [AC_MSG_RESULT([yes])], + [AC_MSG_RESULT([no]) + AC_MSG_ERROR([ +The selected GCC C++ compiler is not new enough to build LLVM. Please upgrade +to GCC 4.7. You may pass --disable-compiler-version-checks to configure to +bypass these sanity checks.])]) + ;; + unknown) + ;; + esac + AC_LANG_POP([C++]) + ;; + *) + AC_MSG_ERROR([Invalid setting for --enable-compiler-version-checks. Use "yes" or "no"]) + ;; +esac + +dnl --enable-cxx1y : check whether or not to use -std=c++1y on the command line +AC_ARG_ENABLE(cxx1y, + AS_HELP_STRING([--enable-cxx1y], + [Use c++1y if available (default is NO)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_CXX1Y,[1]) ;; + no) AC_SUBST(ENABLE_CXX1Y,[0]) ;; + default) AC_SUBST(ENABLE_CXX1Y,[0]);; + *) AC_MSG_ERROR([Invalid setting for --enable-cxx1y. Use "yes" or "no"]) ;; +esac + +dnl --enable-split-dwarf : check whether or not to use -gsplit-dwarf on the command +dnl line +AC_ARG_ENABLE(split-dwarf, + AS_HELP_STRING([--enable-split-dwarf], + [Use split-dwarf if available (default is NO)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_SPLIT_DWARF,[1]) ;; + no) AC_SUBST(ENABLE_SPLIT_DWARF,[0]) ;; + default) AC_SUBST(ENABLE_SPLIT_DWARF,[0]);; + *) AC_MSG_ERROR([Invalid setting for --enable-split-dwarf. Use "yes" or "no"]) ;; +esac + +dnl --enable-clang-arcmt: check whether to enable clang arcmt +clang_arcmt="yes" +AC_ARG_ENABLE(clang-arcmt, + AS_HELP_STRING([--enable-clang-arcmt], + [Enable building of clang ARCMT (default is YES)]), + clang_arcmt="$enableval", + enableval="yes") +case "$enableval" in + yes) AC_SUBST(ENABLE_CLANG_ARCMT,[1]) ;; + no) AC_SUBST(ENABLE_CLANG_ARCMT,[0]) ;; + default) AC_SUBST(ENABLE_CLANG_ARCMT,[1]);; + *) AC_MSG_ERROR([Invalid setting for --enable-clang-arcmt. Use "yes" or "no"]) ;; +esac + +dnl --enable-clang-plugin-support: check whether to enable plugins in clang +clang_plugin_support="yes" +AC_ARG_ENABLE(clang-plugin-support, + AS_HELP_STRING([--enable-clang-plugin-support], + [Enable plugin support in clang (default is YES)]), + clang_plugin_support="$enableval", + enableval="yes") +case "$enableval" in + yes) AC_SUBST(CLANG_PLUGIN_SUPPORT,[1]) ;; + no) AC_SUBST(CLANG_PLUGIN_SUPPORT,[0]) ;; + default) AC_SUBST(CLANG_PLUGIN_SUPPORT,[1]);; + *) AC_MSG_ERROR([Invalid setting for --enable-clang-plugin-support. Use "yes" or "no"]) ;; +esac + +dnl --enable-clang-static-analyzer: check whether to enable static-analyzer +clang_static_analyzer="yes" +AC_ARG_ENABLE(clang-static-analyzer, + AS_HELP_STRING([--enable-clang-static-analyzer], + [Enable building of clang Static Analyzer (default is YES)]), + clang_static_analyzer="$enableval", + enableval="yes") +case "$enableval" in + yes) AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[1]) ;; + no) + if test ${clang_arcmt} != "no" ; then + AC_MSG_ERROR([Cannot enable clang ARC Migration Tool while disabling static analyzer.]) + fi + AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[0]) + ;; + default) AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[1]);; + *) AC_MSG_ERROR([Invalid setting for --enable-clang-static-analyzer. Use "yes" or "no"]) ;; +esac + dnl --enable-optimized : check whether they want to do an optimized build: AC_ARG_ENABLE(optimized, AS_HELP_STRING( --enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize) @@ -450,10 +716,22 @@ AC_ARG_ENABLE(assertions,AS_HELP_STRING( --enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes") if test ${enableval} = "yes" ; then AC_SUBST(DISABLE_ASSERTIONS,[[]]) + assertions_enabled="yes" else AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]]) + assertions_enabled="no" fi +dnl --enable-werror : check whether we want Werror on by default +AC_ARG_ENABLE(werror,AS_HELP_STRING( + --enable-werror,[Compile with -Werror enabled (default is NO)]),, enableval="no") +case "$enableval" in + yes) AC_SUBST(ENABLE_WERROR,[1]) ;; + no) AC_SUBST(ENABLE_WERROR,[0]) ;; + default) AC_SUBST(ENABLE_WERROR,[0]);; + *) AC_MSG_ERROR([Invalid setting for --enable-werror. Use "yes" or "no"]) ;; +esac + dnl --enable-expensive-checks : check whether they want to turn on expensive debug checks: AC_ARG_ENABLE(expensive-checks,AS_HELP_STRING( --enable-expensive-checks,[Compile with expensive debug checks enabled (default is NO)]),, enableval="no") @@ -465,6 +743,28 @@ else AC_SUBST(EXPENSIVE_CHECKS,[[no]]) fi +dnl --enable-abi-breaking-checks : decide whether we should compile in asserts and +dnl checks that make the build ABI incompatible with an llvm built without these +dnl checks enabled. +AC_ARG_ENABLE(abi-breaking-checks,AS_HELP_STRING( + --enable-abi-breaking-checks,[Compile with abi-breaking asserts support (default is with-asserts)]),, enableval="with-asserts") +case "$enableval" in + with-asserts) if test ${assertions_enabled} = "yes" ; then + AC_DEFINE([LLVM_ENABLE_ABI_BREAKING_CHECKS],[1],[Define to enable checks that alter the LLVM C++ ABI]) + AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[1]) + else + AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[0]) + fi ;; + yes) + AC_DEFINE([LLVM_ENABLE_ABI_BREAKING_CHECKS],[1],[Define to enable checks that alter the LLVM C++ ABI]) + AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[1]) + ;; + no) + AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[0]) + ;; + *) AC_MSG_ERROR([Invalid setting for --enable-abi-breaking-checks. Use "with-asserts", "yes" or "no"]) +esac + dnl --enable-debug-runtime : should runtime libraries have debug symbols? AC_ARG_ENABLE(debug-runtime, AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no) @@ -484,6 +784,15 @@ else AC_SUBST(DEBUG_SYMBOLS,[[DEBUG_SYMBOLS=1]]) fi +dnl --enable-keep-symbols : do not strip installed executables +AC_ARG_ENABLE(keep-symbols, + AS_HELP_STRING(--enable-keep-symbols,[Do not strip installed executables)]),,enableval=no) +if test ${enableval} = "no" ; then + AC_SUBST(KEEP_SYMBOLS,[[]]) +else + AC_SUBST(KEEP_SYMBOLS,[[KEEP_SYMBOLS=1]]) +fi + dnl --enable-jit: check whether they want to enable the jit AC_ARG_ENABLE(jit, AS_HELP_STRING(--enable-jit, @@ -502,12 +811,17 @@ else Mips) AC_SUBST(TARGET_HAS_JIT,1) ;; XCore) AC_SUBST(TARGET_HAS_JIT,0) ;; MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;; - MBlaze) AC_SUBST(TARGET_HAS_JIT,0) ;; - PTX) AC_SUBST(TARGET_HAS_JIT,0) ;; + Hexagon) AC_SUBST(TARGET_HAS_JIT,0) ;; + NVPTX) AC_SUBST(TARGET_HAS_JIT,0) ;; + SystemZ) AC_SUBST(TARGET_HAS_JIT,1) ;; + WebAssembly) AC_SUBST(TARGET_HAS_JIT,0) ;; *) AC_SUBST(TARGET_HAS_JIT,0) ;; esac fi +TARGETS_WITH_JIT="ARM AArch64 Mips PowerPC SystemZ X86" +AC_SUBST(TARGETS_WITH_JIT,$TARGETS_WITH_JIT) + dnl Allow enablement of building and installing docs AC_ARG_ENABLE(docs, AS_HELP_STRING([--enable-docs], @@ -527,11 +841,139 @@ AC_ARG_ENABLE(doxygen, enableval=default) case "$enableval" in yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;; - no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;; - default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;; + no|default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;; *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;; esac +dnl Allow enablement of doxygen search engine +AC_ARG_ENABLE(doxygen-search, + AS_HELP_STRING([--enable-doxygen-search], + [Enable doxygen search support (default is NO)]),, + enableval=default) +ENABLE_DOXYGEN_SEARCH="$enableval" + +case "$enableval" in + yes|no|default) ;; + *) AC_MSG_ERROR([Invalid setting for --enable-doxygen-search. Use "yes" or "no"]) ;; +esac + +AC_ARG_ENABLE(doxygen-external-search, + AS_HELP_STRING([--enable-doxygen-external-search], + [Enable doxygen exteranl search (default is NO)]),, + enableval=default) +ENABLE_DOXYGEN_EXTERNAL_SEARCH="$enableval" + +case "$enableval" in + yes) + dnl To match with the CMake behavior, enable doxygen when + dnl --enable-doxygen-external-search is enabled. + case "$ENABLE_DOXYGEN_SEARCH" in + yes|default) ENABLE_DOXYGEN_SEARCH="yes" ;; + no) AC_MSG_ERROR([The option --enable-doxygen-external-search requires --enable-doxygen-search]) ;; + esac + ;; + no|default) ;; + *) AC_MSG_ERROR([Invalid setting for --enable-doxygen-external-search. Use "yes" or "no"]) ;; +esac + +AC_ARG_WITH(doxygen-search-engine-url, + AS_HELP_STRING([--with-doxygen-search-engine-url], + [Specify the external search engine for doxygen]),,) +WITH_DOXYGEN_SEARCH_ENGINE_URL="$withval" + +AC_ARG_WITH(doxygen-search-mappings, + AS_HELP_STRING([--with-doxygen-search-mappings], + [Specify the extra search mapping for doxygen]),,) +WITH_DOXYGEN_SEARCH_MAPPINGS="$withval" + +case "$ENABLE_DOXYGEN_SEARCH" in + yes) + if test "$ENABLE_DOXYGEN" = "0" ; then + AC_MSG_ERROR([The option --enable-doxygen-search requires --enable-doxygen.]) + fi + + AC_SUBST(enable_searchengine,[YES]) + + case "$ENABLE_DOXYGEN_EXTERNAL_SEARCH" in + yes) + AC_SUBST(enable_external_search,[YES]) + AC_SUBST(enable_server_based_search,[YES]) + AC_SUBST(searchengine_url,["$WITH_DOXYGEN_SEARCH_ENGINE_URL"]) + AC_SUBST(extra_search_mappings,["$WITH_DOXYGEN_SEARCH_MAPPINGS"]) + ;; + + no|default) + AC_SUBST(enable_external_search,[NO]) + AC_SUBST(enable_server_based_search,[NO]) + AC_SUBST(searchengine_url,[]) + AC_SUBST(extra_search_mappings,[]) + ;; + esac + ;; + + no|default) + AC_SUBST(enable_searchengine,[NO]) + AC_SUBST(searchengine_url,[]) + AC_SUBST(enable_server_based_search,[NO]) + AC_SUBST(enable_external_search,[NO]) + AC_SUBST(extra_search_mappings,[]) + ;; + + *) + AC_MSG_ERROR([Invalid setting for --enable-doxygen-search. Use "yes" or "no"]) + ;; +esac + +dnl Allow enablement of doxygen generated Qt help files +AC_ARG_ENABLE(doxygen-qt-help, + AS_HELP_STRING([--enable-doxygen-qt-help], + [Build Qt help files (default is NO)]),, + enableval=default) +case "$enableval" in + yes) + if test "$ENABLE_DOXYGEN" = "0" ; then + AC_MSG_ERROR([The option --enable-doxygen-qt-help requires --enable-doxygen.]) + fi + + AC_PATH_PROG(QHELPGENERATOR, [qhelpgenerator], [qhelpgenerator]) + + dnl Qt help file for llvm doxygen documentation + AC_SUBST(llvm_doxygen_generate_qhp,[YES]) + AC_SUBST(llvm_doxygen_qch_filename,[org.llvm.qch]) + AC_SUBST(llvm_doxygen_qhp_namespace,[org.llvm]) + AC_SUBST(llvm_doxygen_qhelpgenerator_path,["$QHELPGENERATOR"]) + AC_SUBST(llvm_doxygen_qhp_cust_filter_name,["$PACKAGE_STRING"]) + AC_SUBST(llvm_doxygen_qhp_cust_filter_attrs,["$PACKAGE_NAME,$PACKAGE_VERSION"]) + + dnl Qt help file for clang doxygen documentation + AC_SUBST(clang_doxygen_generate_qhp,[YES]) + AC_SUBST(clang_doxygen_qch_filename,[org.llvm.clang.qch]) + AC_SUBST(clang_doxygen_qhp_namespace,[org.llvm.clang]) + AC_SUBST(clang_doxygen_qhelpgenerator_path,["$QHELPGENERATOR"]) + AC_SUBST(clang_doxygen_qhp_cust_filter_name,["Clang $PACKAGE_VERSION"]) + AC_SUBST(clang_doxygen_qhp_cust_filter_attrs,["Clang,$PACKAGE_VERSION"]) + ;; + + no|default) + AC_SUBST(llvm_doxygen_generate_qhp,[NO]) + AC_SUBST(llvm_doxygen_qch_filename,[]) + AC_SUBST(llvm_doxygen_qhp_namespace,[]) + AC_SUBST(llvm_doxygen_qhelpgenerator_path,[]) + AC_SUBST(llvm_doxygen_qhp_cust_filter_name,[]) + AC_SUBST(llvm_doxygen_qhp_cust_filter_attrs,[]) + + AC_SUBST(clang_doxygen_generate_qhp,[NO]) + AC_SUBST(clang_doxygen_qch_filename,[]) + AC_SUBST(clang_doxygen_qhp_namespace,[]) + AC_SUBST(clang_doxygen_qhelpgenerator_path,[]) + AC_SUBST(clang_doxygen_qhp_cust_filter_name,["Clang $PACKAGE_VERSION"]) + AC_SUBST(clang_doxygen_qhp_cust_filter_attrs,["Clang,$PACKAGE_VERSION"]) + ;; + + *) + AC_MSG_ERROR([Invalid setting for --enable-doxygen-qt-help. Use "yes" or "no"]) ;; +esac + dnl Allow disablement of threads AC_ARG_ENABLE(threads, AS_HELP_STRING([--enable-threads], @@ -558,6 +1000,21 @@ case "$enableval" in *) AC_MSG_ERROR([Invalid setting for --enable-pthreads. Use "yes" or "no"]) ;; esac +dnl Allow disablement of zlib +AC_ARG_ENABLE(zlib, + AS_HELP_STRING([--enable-zlib], + [Use zlib for compression/decompression if + available (default is YES)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(LLVM_ENABLE_ZLIB,[1]) ;; + no) AC_SUBST(LLVM_ENABLE_ZLIB,[0]) ;; + default) AC_SUBST(LLVM_ENABLE_ZLIB,[1]) ;; + *) AC_MSG_ERROR([Invalid setting for --enable-zlib. Use "yes" or "no"]) ;; +esac +AC_DEFINE_UNQUOTED([LLVM_ENABLE_ZLIB],$LLVM_ENABLE_ZLIB, + [Define if zlib is enabled]) + dnl Allow building without position independent code AC_ARG_ENABLE(pic, AS_HELP_STRING([--enable-pic], @@ -608,47 +1065,93 @@ case "$enableval" in *) AC_MSG_ERROR([Invalid setting for --enable-timestamps. Use "yes" or "no"]) ;; esac AC_DEFINE_UNQUOTED([ENABLE_TIMESTAMPS],$ENABLE_TIMESTAMPS, - [Define if timestamp information (e.g., __DATE___) is allowed]) + [Define if timestamp information (e.g., __DATE__) is allowed]) + +dnl Enable support for showing backtraces. +AC_ARG_ENABLE(backtraces, AS_HELP_STRING( + [--enable-backtraces], + [Enable embedding backtraces on crash (default is YES)]), + [case "$enableval" in + yes) llvm_cv_enable_backtraces="yes" ;; + no) llvm_cv_enable_backtraces="no" ;; + *) AC_MSG_ERROR([Invalid setting for --enable-backtraces. Use "yes" or "no"]) ;; + esac], + llvm_cv_enable_backtraces="yes") +if test "$llvm_cv_enable_backtraces" = "yes" ; then + AC_DEFINE([ENABLE_BACKTRACES],[1], + [Define if you want backtraces on crash]) +fi + +dnl Enable installing platform specific signal handling overrides, for improved +dnl CrashRecovery support or interaction with crash reporting software. This +dnl support may be inappropriate for some clients embedding LLVM as a library. +AC_ARG_ENABLE(crash-overrides, AS_HELP_STRING( + [--enable-crash-overrides], + [Enable crash handling overrides (default is YES)]), + [case "$enableval" in + yes) llvm_cv_enable_crash_overrides="yes" ;; + no) llvm_cv_enable_crash_overrides="no" ;; + *) AC_MSG_ERROR([Invalid setting for --enable-crash-overrides. Use "yes" or "no"]) ;; + esac], + llvm_cv_enable_crash_overrides="yes") +if test "$llvm_cv_enable_crash_overrides" = "yes" ; then + AC_DEFINE([ENABLE_CRASH_OVERRIDES],[1], + [Define to enable crash handling overrides]) +fi + +dnl List all possible targets +ALL_TARGETS="X86 Sparc PowerPC ARM AArch64 Mips XCore MSP430 CppBackend NVPTX Hexagon SystemZ AMDGPU BPF" +AC_SUBST(ALL_TARGETS,$ALL_TARGETS) dnl Allow specific targets to be specified for building (or not) TARGETS_TO_BUILD="" AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets], [Build specific host targets: all or target1,target2,... Valid targets are: - host, x86, x86_64, sparc, powerpc, arm, mips, spu, - xcore, msp430, ptx, cbe, and cpp (default=all)]),, + host, x86, x86_64, sparc, powerpc, arm64, arm, aarch64, mips, hexagon, + xcore, msp430, nvptx, systemz, r600, bpf, wasm, and cpp (default=all)]),, enableval=all) if test "$enableval" = host-only ; then enableval=host fi case "$enableval" in - all) TARGETS_TO_BUILD="X86 Sparc PowerPC ARM Mips CellSPU XCore MSP430 CBackend CppBackend MBlaze PTX" ;; + all) TARGETS_TO_BUILD="$ALL_TARGETS" ;; *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do case "$a_target" in x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;; powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;; + aarch64) TARGETS_TO_BUILD="AArch64 $TARGETS_TO_BUILD" ;; + arm64) TARGETS_TO_BUILD="AArch64 $TARGETS_TO_BUILD" ;; arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;; + bpf) TARGETS_TO_BUILD="BPF $TARGETS_TO_BUILD" ;; mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; - spu) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;; + mipsel) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; + mips64) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; + mips64el) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; xcore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;; msp430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;; - cbe) TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;; cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;; - mblaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;; - ptx) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;; + hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;; + nvptx) TARGETS_TO_BUILD="NVPTX $TARGETS_TO_BUILD" ;; + systemz) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;; + amdgpu) TARGETS_TO_BUILD="AMDGPU $TARGETS_TO_BUILD" ;; + r600) TARGETS_TO_BUILD="AMDGPU $TARGETS_TO_BUILD" ;; + wasm) TARGETS_TO_BUILD="WebAssembly $TARGETS_TO_BUILD" ;; host) case "$llvm_cv_target_arch" in x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; Sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;; PowerPC) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;; + AArch64) TARGETS_TO_BUILD="AArch64 $TARGETS_TO_BUILD" ;; ARM) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;; Mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; - MBlaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;; - CellSPU|SPU) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;; XCore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;; MSP430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;; - PTX) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;; + Hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;; + NVPTX) TARGETS_TO_BUILD="NVPTX $TARGETS_TO_BUILD" ;; + SystemZ) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;; + WebAssembly) TARGETS_TO_BUILD="WebAssembly $TARGETS_TO_BUILD" ;; *) AC_MSG_ERROR([Can not set target to build]) ;; esac ;; *) AC_MSG_ERROR([Unrecognized target $a_target]) ;; @@ -656,10 +1159,21 @@ case "$enableval" in done ;; esac + +AC_ARG_ENABLE([experimental-targets],AS_HELP_STRING([--enable-experimental-targets], + [Build experimental host targets: disable or target1,target2,... + (default=disable)]),, + enableval=disable) + +if test ${enableval} != "disable" +then + TARGETS_TO_BUILD="$enableval $TARGETS_TO_BUILD" +fi + AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD) -# Determine whether we are building LLVM support for the native architecture. -# If so, define LLVM_NATIVE_ARCH to that LLVM target. +dnl Determine whether we are building LLVM support for the native architecture. +dnl If so, define LLVM_NATIVE_ARCH to that LLVM target. for a_target in $TARGETS_TO_BUILD; do if test "$a_target" = "$LLVM_NATIVE_ARCH"; then AC_DEFINE_UNQUOTED(LLVM_NATIVE_ARCH, $LLVM_NATIVE_ARCH, @@ -671,6 +1185,9 @@ for a_target in $TARGETS_TO_BUILD; do if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then LLVM_NATIVE_ASMPARSER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmParser" fi + if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/Disassembler/Makefile ; then + LLVM_NATIVE_DISASSEMBLER="LLVMInitialize${LLVM_NATIVE_ARCH}Disassembler" + fi AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGET, $LLVM_NATIVE_TARGET, [LLVM name for the native Target init function, if available]) AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETINFO, $LLVM_NATIVE_TARGETINFO, @@ -683,11 +1200,15 @@ for a_target in $TARGETS_TO_BUILD; do AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPARSER, $LLVM_NATIVE_ASMPARSER, [LLVM name for the native AsmParser init function, if available]) fi + if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/Disassembler/Makefile ; then + AC_DEFINE_UNQUOTED(LLVM_NATIVE_DISASSEMBLER, $LLVM_NATIVE_DISASSEMBLER, + [LLVM name for the native Disassembler init function, if available]) + fi fi done -# Build the LLVM_TARGET and LLVM_... macros for Targets.def and the individual -# target feature def files. +dnl Build the LLVM_TARGET and LLVM_... macros for Targets.def and the individual +dnl target feature def files. LLVM_ENUM_TARGETS="" LLVM_ENUM_ASM_PRINTERS="" LLVM_ENUM_ASM_PARSERS="" @@ -709,21 +1230,6 @@ AC_SUBST(LLVM_ENUM_ASM_PRINTERS) AC_SUBST(LLVM_ENUM_ASM_PARSERS) AC_SUBST(LLVM_ENUM_DISASSEMBLERS) -dnl Prevent the CBackend from using printf("%a") for floating point so older -dnl C compilers that cannot deal with the 0x0p+0 hex floating point format -dnl can still compile the CBE's output -AC_ARG_ENABLE([cbe-printf-a],AS_HELP_STRING([--enable-cbe-printf-a], - [Enable C Backend output with hex floating point via %a (default is YES)]),, - enableval=default) -case "$enableval" in - yes) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;; - no) AC_SUBST(ENABLE_CBE_PRINTF_A,[0]) ;; - default) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;; - *) AC_MSG_ERROR([Invalid setting for --enable-cbe-printf-a. Use "yes" or "no"]) ;; -esac -AC_DEFINE_UNQUOTED([ENABLE_CBE_PRINTF_A],$ENABLE_CBE_PRINTF_A, - [Define if CBE is enabled for printf %a output]) - dnl Override the option to use for optimized builds. AC_ARG_WITH(optimize-option, AS_HELP_STRING([--with-optimize-option], @@ -821,33 +1327,29 @@ AC_ARG_WITH(c-include-dirs, AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$withval", [Directories clang will search for headers]) -AC_ARG_WITH(cxx-include-root, - AS_HELP_STRING([--with-cxx-include-root], - [Directory with the libstdc++ headers.]),, - withval="") -AC_DEFINE_UNQUOTED(CXX_INCLUDE_ROOT,"$withval", - [Directory with the libstdc++ headers.]) - -AC_ARG_WITH(cxx-include-arch, - AS_HELP_STRING([--with-cxx-include-arch], - [Architecture of the libstdc++ headers.]),, +# Clang normally uses the system c++ headers and libraries. With this option, +# clang will use the ones provided by a gcc installation instead. This option should +# be passed the same value that was used with --prefix when configuring gcc. +AC_ARG_WITH(gcc-toolchain, + AS_HELP_STRING([--with-gcc-toolchain], + [Directory where gcc is installed.]),, withval="") -AC_DEFINE_UNQUOTED(CXX_INCLUDE_ARCH,"$withval", - [Arch the libstdc++ headers.]) +AC_DEFINE_UNQUOTED(GCC_INSTALL_PREFIX,"$withval", + [Directory where gcc is installed.]) -AC_ARG_WITH(cxx-include-32bit-dir, - AS_HELP_STRING([--with-cxx-include-32bit-dir], - [32 bit multilib dir.]),, +AC_ARG_WITH(default-sysroot, + AS_HELP_STRING([--with-default-sysroot], + [Add --sysroot= to all compiler invocations.]),, withval="") -AC_DEFINE_UNQUOTED(CXX_INCLUDE_32BIT_DIR,"$withval", - [32 bit multilib directory.]) +AC_DEFINE_UNQUOTED(DEFAULT_SYSROOT,"$withval", + [Default to all compiler invocations for --sysroot=.]) -AC_ARG_WITH(cxx-include-64bit-dir, - AS_HELP_STRING([--with-cxx-include-64bit-dir], - [64 bit multilib directory.]),, - withval="") -AC_DEFINE_UNQUOTED(CXX_INCLUDE_64BIT_DIR,"$withval", - [64 bit multilib directory.]) +AC_ARG_WITH(clang-default-openmp-runtime, + AS_HELP_STRING([--with-clang-default-openmp-runtime], + [The default OpenMP runtime for Clang.]),, + withval="libgomp") +AC_DEFINE_UNQUOTED(CLANG_DEFAULT_OPENMP_RUNTIME,"$withval", + [Default OpenMP runtime used by -fopenmp.]) dnl Allow linking of LLVM with GPLv3 binutils code. AC_ARG_WITH(binutils-include, @@ -875,6 +1377,32 @@ AC_ARG_WITH(bug-report-url, AC_DEFINE_UNQUOTED(BUG_REPORT_URL,"$withval", [Bug report URL.]) +dnl --enable-terminfo: check whether the user wants to control use of terminfo: +AC_ARG_ENABLE(terminfo,AS_HELP_STRING( + [--enable-terminfo], + [Query the terminfo database if available (default is YES)]), + [case "$enableval" in + yes) llvm_cv_enable_terminfo="yes" ;; + no) llvm_cv_enable_terminfo="no" ;; + *) AC_MSG_ERROR([Invalid setting for --enable-terminfo. Use "yes" or "no"]) ;; + esac], + llvm_cv_enable_terminfo="yes") +case "$llvm_cv_enable_terminfo" in + yes) AC_SUBST(ENABLE_TERMINFO,[1]) ;; + no) AC_SUBST(ENABLE_TERMINFO,[0]) ;; +esac + +dnl --enable-libedit: check whether the user wants to turn off libedit. +AC_ARG_ENABLE(libedit,AS_HELP_STRING( + [--enable-libedit], + [Use libedit if available (default is YES)]), + [case "$enableval" in + yes) llvm_cv_enable_libedit="yes" ;; + no) llvm_cv_enable_libedit="no" ;; + *) AC_MSG_ERROR([Invalid setting for --enable-libedit. Use "yes" or "no"]) ;; + esac], + llvm_cv_enable_libedit="yes") + dnl --enable-libffi : check whether the user wants to turn off libffi: AC_ARG_ENABLE(libffi,AS_HELP_STRING( --enable-libffi,[Check for the presence of libffi (default is NO)]), @@ -897,12 +1425,10 @@ dnl=== SECTION 4: Check for programs we need and that they are the right version dnl=== dnl===-----------------------------------------------------------------------=== -AC_PROG_NM -AC_SUBST(NM) - dnl Check for the tools that the makefiles require AC_CHECK_GNU_MAKE AC_PROG_LN_S +AC_PATH_PROG(NM, [nm], [nm]) AC_PATH_PROG(CMP, [cmp], [cmp]) AC_PATH_PROG(CP, [cp], [cp]) AC_PATH_PROG(DATE, [date], [date]) @@ -918,16 +1444,6 @@ AC_PATH_PROG(TAR, [tar], [gtar]) AC_PATH_PROG(BINPWD,[pwd], [pwd]) dnl Looking for misc. graph plotting software -AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz]) -if test "$GRAPHVIZ" != "echo Graphviz" ; then - AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz program is available]) - dnl If we're targeting for mingw we should emit windows paths, not msys - if test "$llvm_cv_os_type" = "MingW" ; then - GRAPHVIZ=`echo $GRAPHVIZ | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` - fi - AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ${EXEEXT}", - [Define to path to Graphviz program if found or 'echo Graphviz' otherwise]) -fi AC_PATH_PROG(DOT, [dot], [echo dot]) if test "$DOT" != "echo dot" ; then AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available]) @@ -938,86 +1454,6 @@ if test "$DOT" != "echo dot" ; then AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}", [Define to path to dot program if found or 'echo dot' otherwise]) fi -AC_PATH_PROG(FDP, [fdp], [echo fdp]) -if test "$FDP" != "echo fdp" ; then - AC_DEFINE([HAVE_FDP],[1],[Define if the neat program is available]) - dnl If we're targeting for mingw we should emit windows paths, not msys - if test "$llvm_cv_os_type" = "MingW" ; then - FDP=`echo $FDP | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` - fi - AC_DEFINE_UNQUOTED([LLVM_PATH_FDP],"$FDP${EXEEXT}", - [Define to path to fdp program if found or 'echo fdp' otherwise]) -fi -AC_PATH_PROG(NEATO, [neato], [echo neato]) -if test "$NEATO" != "echo neato" ; then - AC_DEFINE([HAVE_NEATO],[1],[Define if the neat program is available]) - dnl If we're targeting for mingw we should emit windows paths, not msys - if test "$llvm_cv_os_type" = "MingW" ; then - NEATO=`echo $NEATO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` - fi - AC_DEFINE_UNQUOTED([LLVM_PATH_NEATO],"$NEATO${EXEEXT}", - [Define to path to neato program if found or 'echo neato' otherwise]) -fi -AC_PATH_PROG(TWOPI, [twopi], [echo twopi]) -if test "$TWOPI" != "echo twopi" ; then - AC_DEFINE([HAVE_TWOPI],[1],[Define if the neat program is available]) - dnl If we're targeting for mingw we should emit windows paths, not msys - if test "$llvm_cv_os_type" = "MingW" ; then - TWOPI=`echo $TWOPI | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` - fi - AC_DEFINE_UNQUOTED([LLVM_PATH_TWOPI],"$TWOPI${EXEEXT}", - [Define to path to twopi program if found or 'echo twopi' otherwise]) -fi -AC_PATH_PROG(CIRCO, [circo], [echo circo]) -if test "$CIRCO" != "echo circo" ; then - AC_DEFINE([HAVE_CIRCO],[1],[Define if the neat program is available]) - dnl If we're targeting for mingw we should emit windows paths, not msys - if test "$llvm_cv_os_type" = "MingW" ; then - CIRCO=`echo $CIRCO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` - fi - AC_DEFINE_UNQUOTED([LLVM_PATH_CIRCO],"$CIRCO${EXEEXT}", - [Define to path to circo program if found or 'echo circo' otherwise]) -fi -AC_PATH_PROGS(GV, [gv gsview32], [echo gv]) -if test "$GV" != "echo gv" ; then - AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available]) - dnl If we're targeting for mingw we should emit windows paths, not msys - if test "$llvm_cv_os_type" = "MingW" ; then - GV=`echo $GV | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` - fi - AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV${EXEEXT}", - [Define to path to gv program if found or 'echo gv' otherwise]) -fi -AC_PATH_PROG(DOTTY, [dotty], [echo dotty]) -if test "$DOTTY" != "echo dotty" ; then - AC_DEFINE([HAVE_DOTTY],[1],[Define if the dotty program is available]) - dnl If we're targeting for mingw we should emit windows paths, not msys - if test "$llvm_cv_os_type" = "MingW" ; then - DOTTY=`echo $DOTTY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` - fi - AC_DEFINE_UNQUOTED([LLVM_PATH_DOTTY],"$DOTTY${EXEEXT}", - [Define to path to dotty program if found or 'echo dotty' otherwise]) -fi -AC_PATH_PROG(XDOT_PY, [xdot.py], [echo xdot.py]) -if test "$XDOT_PY" != "echo xdot.py" ; then - AC_DEFINE([HAVE_XDOT_PY],[1],[Define if the xdot.py program is available]) - dnl If we're targeting for mingw we should emit windows paths, not msys - if test "$llvm_cv_os_type" = "MingW" ; then - XDOT_PY=`echo $XDOT_PY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` - fi - AC_DEFINE_UNQUOTED([LLVM_PATH_XDOT_PY],"$XDOT_PY${EXEEXT}", - [Define to path to xdot.py program if found or 'echo xdot.py' otherwise]) -fi - -dnl Look for a sufficiently recent version of Perl. -LLVM_PROG_PERL([5.006]) -AC_SUBST(PERL) -if test x"$PERL" = xnone; then - AC_SUBST(HAVE_PERL,0) - AC_MSG_ERROR([perl is required but was not found, please install it]) -else - AC_SUBST(HAVE_PERL,1) -fi dnl Find the install program AC_PROG_INSTALL @@ -1038,16 +1474,10 @@ AC_PATH_PROG(CAT, [cat]) AC_PATH_PROG(DOXYGEN, [doxygen]) AC_PATH_PROG(GROFF, [groff]) AC_PATH_PROG(GZIPBIN, [gzip]) -AC_PATH_PROG(POD2HTML, [pod2html]) -AC_PATH_PROG(POD2MAN, [pod2man]) AC_PATH_PROG(PDFROFF, [pdfroff]) -AC_PATH_PROG(RUNTEST, [runtest]) -DJ_AC_PATH_TCLSH AC_PATH_PROG(ZIP, [zip]) -AC_PATH_PROGS(OCAMLC, [ocamlc]) -AC_PATH_PROGS(OCAMLOPT, [ocamlopt]) -AC_PATH_PROGS(OCAMLDEP, [ocamldep]) -AC_PATH_PROGS(OCAMLDOC, [ocamldoc]) +AC_PATH_PROG(GO, [go]) +AC_PATH_PROGS(OCAMLFIND, [ocamlfind]) AC_PATH_PROGS(GAS, [gas as]) dnl Get the version of the linker in use. @@ -1056,17 +1486,21 @@ AC_LINK_GET_VERSION dnl Determine whether the linker supports the -R option. AC_LINK_USE_R -dnl Determine whether the linker supports the -export-dynamic option. +dnl Determine whether the compiler supports the -rdynamic option. AC_LINK_EXPORT_DYNAMIC dnl Determine whether the linker supports the --version-script option. AC_LINK_VERSION_SCRIPT -dnl Check for libtool and the library that has dlopen function (which must come -dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with -dnl libtool). -AC_LIBTOOL_DLOPEN -AC_LIB_LTDL +AC_CHECK_HEADERS([errno.h]) + +case "$llvm_cv_os_type" in + Cygwin|MingW|Win32) llvm_shlib_ext=.dll ;; + Darwin) llvm_shlib_ext=.dylib ;; + *) llvm_shlib_ext=.so ;; +esac + +AC_DEFINE_UNQUOTED([LTDL_SHLIB_EXT], ["$llvm_shlib_ext"], [The shared library extension]) AC_MSG_CHECKING([tool compatibility]) @@ -1100,10 +1534,15 @@ fi dnl Verify that GCC is version 3.0 or higher if test "$GCC" = "yes" then - AC_COMPILE_IFELSE([[#if !defined(__GNUC__) || __GNUC__ < 3 -#error Unsupported GCC version -#endif -]], [], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])]) + AC_COMPILE_IFELSE( +[ + AC_LANG_SOURCE([[ + #if !defined(__GNUC__) || __GNUC__ < 3 + #error Unsupported GCC version + #endif + ]]) +], +[], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])]) fi dnl Check for GNU Make. We use its extensions, so don't build without it @@ -1119,7 +1558,75 @@ dnl Check optional compiler flags. AC_MSG_CHECKING([optional compiler flags]) CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros]) CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers]) -AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS]) +CXX_FLAG_CHECK(COVERED_SWITCH_DEFAULT, [-Wcovered-switch-default]) + +dnl GCC's potential uninitialized use analysis is weak and presents lots of +dnl false positives, so disable it. +NO_UNINITIALIZED= +NO_MAYBE_UNINITIALIZED= +if test "$GXX" = "yes" +then + CXX_FLAG_CHECK(NO_MAYBE_UNINITIALIZED, [-Wno-maybe-uninitialized]) + dnl gcc 4.7 introduced -Wmaybe-uninitialized to distinguish cases which are + dnl known to be uninitialized from cases which might be uninitialized. We + dnl still want to catch the first kind of errors. + if test -z "$NO_MAYBE_UNINITIALIZED" + then + CXX_FLAG_CHECK(NO_UNINITIALIZED, [-Wno-uninitialized]) + fi +fi + +dnl Check for misbehaving -Wcomment (gcc-4.7 has this) and maybe add +dnl -Wno-comment to the flags. +no_comment= +llvm_cv_old_cxxflags="$CXXFLAGS" +CXXFLAGS="$CXXFLAGS -Wcomment -Werror" +AC_COMPILE_IFELSE( +[ + AC_LANG_SOURCE([[// Comment \o\ +// Another comment +int main() { return 0; } + ]]) +], +[ + no_comment=-Wno-comment +], +[]) +AC_SUBST(NO_COMMENT, [$no_comment]) +CXXFLAGS="$llvm_cv_old_cxxflags" + +AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS $COVERED_SWITCH_DEFAULT $NO_UNINITIALIZED $NO_MAYBE_UNINITIALIZED $NO_COMMENT]) + +AC_ARG_WITH([python], + [AS_HELP_STRING([--with-python], [path to python])], + [PYTHON="$withval"]) + +if test -n "$PYTHON" && test -x "$PYTHON" ; then + AC_MSG_CHECKING([for python]) + AC_MSG_RESULT([user defined: $with_python]) +else + if test -n "$PYTHON" ; then + AC_MSG_WARN([specified python ($PYTHON) is not usable, searching path]) + fi + + AC_PATH_PROG([PYTHON], [python python2 python27], + [AC_MSG_RESULT([not found]) + AC_MSG_ERROR([could not find python 2.7 or higher])]) +fi + +AC_MSG_CHECKING([for python >= 2.7]) +ac_python_version=`$PYTHON -V 2>&1 | cut -d' ' -f2` +ac_python_version_major=`echo $ac_python_version | cut -d'.' -f1` +ac_python_version_minor=`echo $ac_python_version | cut -d'.' -f2` +ac_python_version_patch=`echo $ac_python_version | cut -d'.' -f3` +if test "$ac_python_version_major" -gt "2" || \ + (test "$ac_python_version_major" -eq "2" && \ + test "$ac_python_version_minor" -ge "7") ; then + AC_MSG_RESULT([$PYTHON ($ac_python_version)]) +else + AC_MSG_RESULT([not found]) + AC_MSG_FAILURE([found python $ac_python_version ($PYTHON); required >= 2.7]) +fi dnl===-----------------------------------------------------------------------=== dnl=== @@ -1130,14 +1637,36 @@ dnl===-----------------------------------------------------------------------=== AC_CHECK_LIB(m,sin) if test "$llvm_cv_os_type" = "MingW" ; then AC_CHECK_LIB(imagehlp, main) + AC_CHECK_LIB(ole32, main) AC_CHECK_LIB(psapi, main) + AC_CHECK_LIB(shell32, main) fi dnl dlopen() is required for plugin support. -AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1], +AC_SEARCH_LIBS(dlopen,dl,LLVM_DEFINE_SUBST([HAVE_DLOPEN],[1], [Define if dlopen() is available on this platform.]), AC_MSG_WARN([dlopen() not found - disabling plugin support])) +dnl Search for the clock_gettime() function. Note that we rely on the POSIX +dnl macros to detect whether clock_gettime is available, this just finds the +dnl right libraries to link with. +AC_SEARCH_LIBS(clock_gettime,rt) + +dnl The curses library is optional; used for querying terminal info +if test "$llvm_cv_enable_terminfo" = "yes" ; then + dnl We need the has_color functionality in curses for it to be useful. + AC_SEARCH_LIBS(setupterm,tinfo terminfo curses ncurses ncursesw, + LLVM_DEFINE_SUBST([HAVE_TERMINFO],[1], + [Define if the setupterm() function is supported this platform.])) +fi + +dnl The libedit library is optional; used by lib/LineEditor +if test "$llvm_cv_enable_libedit" = "yes" ; then + AC_SEARCH_LIBS(el_init,edit, + AC_DEFINE([HAVE_LIBEDIT],[1], + [Define if libedit is available on this platform.])) +fi + dnl libffi is optional; used to call external functions from the interpreter if test "$llvm_cv_enable_libffi" = "yes" ; then AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1], @@ -1164,24 +1693,10 @@ if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then [Have pthread_getspecific])) fi -dnl Allow extra x86-disassembler library -AC_ARG_WITH(udis86, - AS_HELP_STRING([--with-udis86=], - [Use udis86 external x86 disassembler library]), - [ - AC_SUBST(USE_UDIS86, [1]) - case "$withval" in - /usr/lib|yes) ;; - *) LDFLAGS="$LDFLAGS -L${withval}" ;; - esac - AC_CHECK_LIB(udis86, ud_init, [], [ - echo "Error! You need to have libudis86 around." - exit -1 - ]) - ], - AC_SUBST(USE_UDIS86, [0])) -AC_DEFINE_UNQUOTED([USE_UDIS86],$USE_UDIS86, - [Define if use udis86 library]) +dnl zlib is optional; used for compression/uncompression +if test "$LLVM_ENABLE_ZLIB" -eq 1 ; then + AC_CHECK_LIB(z, compress2) +fi dnl Allow OProfile support for JIT output. AC_ARG_WITH(oprofile, @@ -1196,29 +1711,77 @@ AC_ARG_WITH(oprofile, *) llvm_cv_oppath="${withval}/lib/oprofile" CPPFLAGS="-I${withval}/include";; esac - if test -n "$llvm_cv_oppath" ; then - LIBS="$LIBS -L${llvm_cv_oppath} -Wl,-rpath,${llvm_cv_oppath}" - dnl Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=537744: - dnl libbfd is not included properly in libopagent in some Debian - dnl versions. If libbfd isn't found at all, we assume opagent works - dnl anyway. - AC_SEARCH_LIBS(bfd_init, bfd, [], []) - AC_SEARCH_LIBS(op_open_agent, opagent, [], [ - echo "Error! You need to have libopagent around." - exit -1 - ]) - AC_CHECK_HEADER([opagent.h], [], [ - echo "Error! You need to have opagent.h around." - exit -1 - ]) - fi + case $llvm_cv_os_type in + Linux) + if test -n "$llvm_cv_oppath" ; then + LIBS="$LIBS -lopagent -L${llvm_cv_oppath} -Wl,-rpath,${llvm_cv_oppath}" + dnl Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=537744: + dnl libbfd is not included properly in libopagent in some Debian + dnl versions. If libbfd isn't found at all, we assume opagent works + dnl anyway. + AC_SEARCH_LIBS(bfd_init, bfd, [], []) + AC_SEARCH_LIBS(op_open_agent, opagent, [], [ + echo "Error! You need to have libopagent around." + exit 1 + ]) + AC_CHECK_HEADER([opagent.h], [], [ + echo "Error! You need to have opagent.h around." + exit 1 + ]) + fi ;; + *) + AC_MSG_ERROR([OProfile support is available on Linux only.]) ;; + esac ], [ AC_SUBST(USE_OPROFILE, [0]) ]) -AC_DEFINE_UNQUOTED([USE_OPROFILE],$USE_OPROFILE, +AC_DEFINE_UNQUOTED([LLVM_USE_OPROFILE],$USE_OPROFILE, [Define if we have the oprofile JIT-support library]) +dnl Enable support for Intel JIT Events API. +AC_ARG_WITH(intel-jitevents, + AS_HELP_STRING([--with-intel-jitevents Notify Intel JIT profiling API of generated code]), + [ + case "$withval" in + yes) AC_SUBST(USE_INTEL_JITEVENTS,[1]);; + no) AC_SUBST(USE_INTEL_JITEVENTS,[0]);; + *) AC_MSG_ERROR([Invalid setting for --with-intel-jitevents. Use "yes" or "no"]);; + esac + + case $llvm_cv_os_type in + Linux|Win32|Cygwin|MingW) ;; + *) AC_MSG_ERROR([Intel JIT API support is available on Linux and Windows only.]);; + esac + + case "$llvm_cv_target_arch" in + x86|x86_64) ;; + *) AC_MSG_ERROR([Target architecture $llvm_cv_target_arch does not support Intel JIT Events API.]);; + esac + ], + [ + AC_SUBST(USE_INTEL_JITEVENTS, [0]) + ]) +AC_DEFINE_UNQUOTED([LLVM_USE_INTEL_JITEVENTS],$USE_INTEL_JITEVENTS, + [Define if we have the Intel JIT API runtime support library]) + +dnl Check for libxml2 +dnl Right now we're just checking for the existence, we could also check for a +dnl particular version via --version on xml2-config +AC_CHECK_PROGS(XML2CONFIG, xml2-config) + +AC_MSG_CHECKING(for libxml2 includes) +if test "x$XML2CONFIG" = "x"; then + AC_MSG_RESULT(xml2-config not found) +else + LIBXML2_INC=`$XML2CONFIG --cflags` + AC_MSG_RESULT($LIBXML2_INC) + AC_CHECK_LIB(xml2, xmlReadFile,[AC_DEFINE([CLANG_HAVE_LIBXML],1,[Define if we have libxml2]) + LIBXML2_LIBS="-lxml2"]) +fi +AC_SUBST(LIBXML2_LIBS) +AC_SUBST(LIBXML2_INC) + dnl===-----------------------------------------------------------------------=== dnl=== dnl=== SECTION 6: Check for header files @@ -1235,13 +1798,21 @@ AC_HEADER_STAT AC_HEADER_SYS_WAIT AC_HEADER_TIME -AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h]) +AC_LANG_PUSH([C++]) +dnl size_t must be defined before including cxxabi.h on FreeBSD 10.0. +AC_CHECK_HEADERS([cxxabi.h], [], [], +[#include +]) +AC_LANG_POP([C++]) + +AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h link.h]) AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h]) -AC_CHECK_HEADERS([utime.h windows.h]) +AC_CHECK_HEADERS([utime.h]) AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h sys/uio.h]) -AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h]) +AC_CHECK_HEADERS([sys/ioctl.h malloc/malloc.h mach/mach.h]) AC_CHECK_HEADERS([valgrind/valgrind.h]) AC_CHECK_HEADERS([fenv.h]) +AC_CHECK_DECLS([FE_ALL_EXCEPT, FE_INEXACT], [], [], [[#include ]]) if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then AC_CHECK_HEADERS(pthread.h, AC_SUBST(HAVE_PTHREAD, 1), @@ -1249,6 +1820,13 @@ if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then else AC_SUBST(HAVE_PTHREAD, 0) fi +if test "$LLVM_ENABLE_ZLIB" -eq 1 ; then + AC_CHECK_HEADERS(zlib.h, + AC_SUBST(HAVE_LIBZ, 1), + AC_SUBST(HAVE_LIBZ, 0)) +else + AC_SUBST(HAVE_LIBZ, 0) +fi dnl Try to find ffi.h. if test "$llvm_cv_enable_libffi" = "yes" ; then @@ -1261,18 +1839,23 @@ AC_CHECK_HEADERS([CrashReporterClient.h]) dnl Try to find Darwin specific crash reporting global. AC_MSG_CHECKING([__crashreporter_info__]) AC_LINK_IFELSE( - AC_LANG_SOURCE( - [[extern const char *__crashreporter_info__; - int main() { - __crashreporter_info__ = "test"; - return 0; - } - ]]), - AC_MSG_RESULT(yes) - AC_DEFINE(HAVE_CRASHREPORTER_INFO, 1, Can use __crashreporter_info__), - AC_MSG_RESULT(no) - AC_DEFINE(HAVE_CRASHREPORTER_INFO, 0, - Define if __crashreporter_info__ exists.)) +[ + AC_LANG_SOURCE([[ + extern const char *__crashreporter_info__; + int main() { + __crashreporter_info__ = "test"; + return 0; + } + ]]) +], +[ + AC_MSG_RESULT([yes]) + AC_DEFINE([HAVE_CRASHREPORTER_INFO], [1], [can use __crashreporter_info__]) +], +[ + AC_MSG_RESULT([no]) + AC_DEFINE([HAVE_CRASHREPORTER_INFO], [0], [can use __crashreporter_info__]) +]) dnl===-----------------------------------------------------------------------=== dnl=== @@ -1296,17 +1879,20 @@ dnl=== SECTION 8: Check for specific functions needed dnl=== dnl===-----------------------------------------------------------------------=== -AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ]) -AC_CHECK_FUNCS([powf fmodf strtof round ]) +AC_CHECK_FUNCS([backtrace getcwd ]) AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ]) AC_CHECK_FUNCS([isatty mkdtemp mkstemp ]) -AC_CHECK_FUNCS([mktemp posix_spawn pread realpath sbrk setrlimit strdup ]) +AC_CHECK_FUNCS([mktemp posix_spawn pread realpath sbrk setrlimit ]) AC_CHECK_FUNCS([strerror strerror_r setenv ]) AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ]) AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp writev]) +AC_CHECK_FUNCS([futimes futimens]) AC_C_PRINTF_A AC_FUNC_RAND48 +dnl Check for arc4random accessible via AC_INCLUDES_DEFAULT. +AC_CHECK_DECLS([arc4random]) + dnl Check the declaration "Secure API" on Windows environments. AC_CHECK_DECLS([strerror_s]) @@ -1315,7 +1901,9 @@ if test "$llvm_cv_os_type" = "MingW" ; then AC_CHECK_LIB(gcc,_alloca,AC_DEFINE([HAVE__ALLOCA],[1],[Have host's _alloca])) AC_CHECK_LIB(gcc,__alloca,AC_DEFINE([HAVE___ALLOCA],[1],[Have host's __alloca])) AC_CHECK_LIB(gcc,__chkstk,AC_DEFINE([HAVE___CHKSTK],[1],[Have host's __chkstk])) + AC_CHECK_LIB(gcc,__chkstk_ms,AC_DEFINE([HAVE___CHKSTK_MS],[1],[Have host's __chkstk_ms])) AC_CHECK_LIB(gcc,___chkstk,AC_DEFINE([HAVE____CHKSTK],[1],[Have host's ___chkstk])) + AC_CHECK_LIB(gcc,___chkstk_ms,AC_DEFINE([HAVE____CHKSTK_MS],[1],[Have host's ___chkstk_ms])) AC_CHECK_LIB(gcc,__ashldi3,AC_DEFINE([HAVE___ASHLDI3],[1],[Have host's __ashldi3])) AC_CHECK_LIB(gcc,__ashrdi3,AC_DEFINE([HAVE___ASHRDI3],[1],[Have host's __ashrdi3])) @@ -1335,10 +1923,15 @@ fi dnl Check Win32 API EnumerateLoadedModules. if test "$llvm_cv_os_type" = "MingW" ; then AC_MSG_CHECKING([whether EnumerateLoadedModules() accepts new decl]) - AC_COMPILE_IFELSE([[#include -#include -extern void foo(PENUMLOADED_MODULES_CALLBACK); -extern void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID));]], + AC_COMPILE_IFELSE( +[ + AC_LANG_SOURCE([[ + #include + #include + extern void foo(PENUMLOADED_MODULES_CALLBACK); + extern void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID)); + ]]) +], [ AC_MSG_RESULT([yes]) llvm_cv_win32_elmcb_pcstr="PCSTR" @@ -1350,11 +1943,6 @@ extern void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID));]], AC_DEFINE_UNQUOTED([WIN32_ELMCB_PCSTR],$llvm_cv_win32_elmcb_pcstr,[Type of 1st arg on ELM Callback]) fi -dnl Check for variations in the Standard C++ library and STL. These macros are -dnl provided by LLVM in the autoconf/m4 directory. -AC_FUNC_ISNAN -AC_FUNC_ISINF - dnl Check for mmap support.We also need to know if /dev/zero is required to dnl be opened for allocating RWX memory. dnl Make sure we aren't attempting to configure for an unknown system @@ -1379,22 +1967,28 @@ dnl Since we'll be using these atomic builtins in C++ files we should test dnl the C++ compiler. AC_LANG_PUSH([C++]) AC_LINK_IFELSE( - AC_LANG_SOURCE( - [[int main() { - volatile unsigned long val = 1; - __sync_synchronize(); - __sync_val_compare_and_swap(&val, 1, 0); - __sync_add_and_fetch(&val, 1); - __sync_sub_and_fetch(&val, 1); - return 0; - } - ]]), - AC_LANG_POP([C++]) - AC_MSG_RESULT(yes) - AC_DEFINE(LLVM_HAS_ATOMICS, 1, Has gcc/MSVC atomic intrinsics), - AC_MSG_RESULT(no) - AC_DEFINE(LLVM_HAS_ATOMICS, 0, Has gcc/MSVC atomic intrinsics) - AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing])) +[ + AC_LANG_SOURCE([[ + int main() { + volatile unsigned long val = 1; + __sync_synchronize(); + __sync_val_compare_and_swap(&val, 1, 0); + __sync_add_and_fetch(&val, 1); + __sync_sub_and_fetch(&val, 1); + return 0; + } + ]]) +], +[ + AC_MSG_RESULT([yes]) + AC_DEFINE([LLVM_HAS_ATOMICS], [1], [Has gcc/MSVC atomic intrinsics]) +], +[ + AC_MSG_RESULT([no]) + AC_DEFINE([LLVM_HAS_ATOMICS], [0], [Has gcc/MSVC atomic intrinsics]) + AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing]) +]) +AC_LANG_POP([C++]) dnl===-----------------------------------------------------------------------=== dnl=== @@ -1417,21 +2011,16 @@ AC_CHECK_FUNCS([__dso_handle]) dnl Propagate the shared library extension that the libltdl checks did to dnl the Makefiles so we can use it there too -AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext) - -dnl Propagate the run-time library path variable that the libltdl -dnl checks found to the Makefiles so we can use it there too -AC_SUBST(SHLIBPATH_VAR,$libltdl_cv_shlibpath_var) +AC_SUBST(SHLIBEXT,$llvm_shlib_ext) -# Translate the various configuration directories and other basic -# information into substitutions that will end up in Makefile.config.in -# that these configured values can be used by the makefiles +dnl Translate the various configuration directories and other basic +dnl information into substitutions that will end up in Makefile.config.in +dnl that these configured values can be used by the makefiles if test "${prefix}" = "NONE" ; then prefix="/usr/local" fi eval LLVM_PREFIX="${prefix}"; eval LLVM_BINDIR="${prefix}/bin"; -eval LLVM_LIBDIR="${prefix}/lib"; eval LLVM_DATADIR="${prefix}/share/llvm"; eval LLVM_DOCSDIR="${prefix}/share/doc/llvm"; eval LLVM_ETCDIR="${prefix}/etc/llvm"; @@ -1441,7 +2030,6 @@ eval LLVM_MANDIR="${prefix}/man"; LLVM_CONFIGTIME=`date` AC_SUBST(LLVM_PREFIX) AC_SUBST(LLVM_BINDIR) -AC_SUBST(LLVM_LIBDIR) AC_SUBST(LLVM_DATADIR) AC_SUBST(LLVM_DOCSDIR) AC_SUBST(LLVM_ETCDIR) @@ -1450,14 +2038,17 @@ AC_SUBST(LLVM_INFODIR) AC_SUBST(LLVM_MANDIR) AC_SUBST(LLVM_CONFIGTIME) -# Place the various directores into the config.h file as #defines so that we -# can know about the installation paths within LLVM. +dnl Disable embedding timestamps in the build directory, with ENABLE_TIMESTAMPS. +if test "${ENABLE_TIMESTAMPS}" = "0"; then + LLVM_CONFIGTIME="(timestamp not enabled)" +fi + +dnl Place the various directories into the config.h file as #defines so that we +dnl can know about the installation paths within LLVM. AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX", [Installation prefix directory]) AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR", [Installation directory for binary executables]) -AC_DEFINE_UNQUOTED(LLVM_LIBDIR, "$LLVM_LIBDIR", - [Installation directory for libraries]) AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR", [Installation directory for data files]) AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR", @@ -1472,50 +2063,80 @@ AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR", [Installation directory for man pages]) AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME", [Time at which LLVM was configured]) +AC_DEFINE_UNQUOTED(LLVM_HOST_TRIPLE, "$host", + [Host triple LLVM will be executed on]) AC_DEFINE_UNQUOTED(LLVM_DEFAULT_TARGET_TRIPLE, "$target", [Target triple LLVM will generate code for by default]) -# Determine which bindings to build. +dnl Determine which bindings to build. if test "$BINDINGS_TO_BUILD" = auto ; then BINDINGS_TO_BUILD="" - if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then + if test "x$OCAMLFIND" != x ; then BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" fi + if test "x$GO" != x ; then + if $GO run ${srcdir}/bindings/go/conftest.go ; then + BINDINGS_TO_BUILD="go $BINDINGS_TO_BUILD" + fi + fi fi AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD) -# This isn't really configurey, but it avoids having to repeat the list in -# other files. -AC_SUBST(ALL_BINDINGS,ocaml) - -# Do any work necessary to ensure that bindings have what they need. +dnl Do any work necessary to ensure that bindings have what they need. binding_prereqs_failed=0 for a_binding in $BINDINGS_TO_BUILD ; do case "$a_binding" in ocaml) - if test "x$OCAMLC" = x ; then - AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc]) + if test "x$OCAMLFIND" = x ; then + AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlfind not found. Try configure OCAMLFIND=/path/to/ocamlfind]) binding_prereqs_failed=1 fi - if test "x$OCAMLDEP" = x ; then - AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep]) + + if $OCAMLFIND opt -version >/dev/null 2>/dev/null ; then + HAVE_OCAMLOPT=1 + else + HAVE_OCAMLOPT=0 + fi + AC_SUBST(HAVE_OCAMLOPT) + + if ! $OCAMLFIND query ctypes >/dev/null 2>/dev/null; then + AC_MSG_WARN([--enable-bindings=ocaml specified, but ctypes is not installed]) binding_prereqs_failed=1 fi - if test "x$OCAMLOPT" = x ; then - AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt]) - dnl ocamlopt is optional! + + if $OCAMLFIND query oUnit >/dev/null 2>/dev/null; then + HAVE_OCAML_OUNIT=1 + else + HAVE_OCAML_OUNIT=0 + AC_MSG_WARN([--enable-bindings=ocaml specified, but OUnit 2 is not installed. Tests will not run]) + dnl oUnit is optional! fi + AC_SUBST(HAVE_OCAML_OUNIT) + if test "x$with_ocaml_libdir" != xauto ; then AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir) else - ocaml_stdlib="`"$OCAMLC" -where`" + ocaml_stdlib="`"$OCAMLFIND" ocamlc -where`" if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~" then # ocaml stdlib is beneath our prefix; use stdlib AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib) else # ocaml stdlib is outside our prefix; use libdir/ocaml - AC_SUBST(OCAML_LIBDIR,$LLVM_LIBDIR/ocaml) + AC_SUBST(OCAML_LIBDIR,${prefix}/lib/ocaml) + fi + fi + ;; + go) + if test "x$GO" = x ; then + AC_MSG_WARN([--enable-bindings=go specified, but go not found. Try configure GO=/path/to/go]) + binding_prereqs_failed=1 + else + if $GO run ${srcdir}/bindings/go/conftest.go ; then + : + else + AC_MSG_WARN([--enable-bindings=go specified, but need at least Go 1.2. Try configure GO=/path/to/go]) + binding_prereqs_failed=1 fi fi ;; @@ -1538,7 +2159,7 @@ AC_SUBST(RPATH) dnl Determine linker rdynamic flag if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then - RDYNAMIC="-Wl,-export-dynamic" + RDYNAMIC="-rdynamic" else RDYNAMIC="" fi @@ -1552,12 +2173,15 @@ dnl===-----------------------------------------------------------------------=== dnl Configure header files dnl WARNING: dnl If you add or remove any of the following config headers, then -dnl you MUST also update Makefile.rules so that the variable FilesToConfig +dnl you MUST also update Makefile so that the variable FilesToConfig dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the dnl files can be updated automatically when their *.in sources change. AC_CONFIG_HEADERS([include/llvm/Config/config.h include/llvm/Config/llvm-config.h]) AH_TOP([#ifndef CONFIG_H -#define CONFIG_H]) +#define CONFIG_H + +/* Exported configuration */ +#include "llvm/Config/llvm-config.h"]) AH_BOTTOM([#endif]) AC_CONFIG_FILES([include/llvm/Config/Targets.def]) @@ -1574,23 +2198,38 @@ AC_CONFIG_FILES([llvm.spec]) dnl Configure doxygen's configuration file AC_CONFIG_FILES([docs/doxygen.cfg]) -if test -f ${srcdir}/tools/clang/README.txt; then - AC_CONFIG_FILES([tools/clang/docs/doxygen.cfg]) -fi -dnl Do the first stage of configuration for llvm-config.in. -AC_CONFIG_FILES([tools/llvm-config/llvm-config.in]) +dnl Configure clang, if present +if test "${clang_src_root}" = ""; then + clang_src_root="$srcdir/tools/clang" +fi +if test -f ${clang_src_root}/README.txt; then + dnl Clang supports build systems which use the multilib libdir suffix. + dnl The autoconf system doesn't support this so stub out that variable. + AC_DEFINE_UNQUOTED(CLANG_LIBDIR_SUFFIX,"", + [Multilib suffix for libdir.]) + + dnl Use variables to stay under 80 columns. + configh="include/clang/Config/config.h" + doxy="docs/doxygen.cfg" + AC_CONFIG_HEADERS([tools/clang/${configh}:${clang_src_root}/${configh}.in]) + AC_CONFIG_FILES([tools/clang/${doxy}:${clang_src_root}/${doxy}.in]) +fi dnl OCaml findlib META file AC_CONFIG_FILES([bindings/ocaml/llvm/META.llvm]) +dnl Add --program-prefix value to Makefile.rules. Already an ARG variable. +test "x$program_prefix" = "xNONE" && program_prefix="" +AC_SUBST([program_prefix]) + + dnl Do special configuration of Makefiles AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"]) AC_CONFIG_MAKEFILE(Makefile) AC_CONFIG_MAKEFILE(Makefile.common) AC_CONFIG_MAKEFILE(examples/Makefile) AC_CONFIG_MAKEFILE(lib/Makefile) -AC_CONFIG_MAKEFILE(runtime/Makefile) AC_CONFIG_MAKEFILE(test/Makefile) AC_CONFIG_MAKEFILE(test/Makefile.tests) AC_CONFIG_MAKEFILE(unittests/Makefile)