X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=autoconf%2Fconfigure.ac;h=9c116f7c00646ab8132b66bb28310ff9a0c26418;hb=0eb5e45e4bd0099187009ef43aa63d2cb861560a;hp=32a1e8de7ba02dc76e15f21e985f51ad20791c71;hpb=29074ccf6cb00a3cbe32a3b7809d970ecaf8c9bf;p=oota-llvm.git diff --git a/autoconf/configure.ac b/autoconf/configure.ac index 32a1e8de7ba..9c116f7c006 100644 --- a/autoconf/configure.ac +++ b/autoconf/configure.ac @@ -30,20 +30,22 @@ 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],[3.3svn],[http://llvm.org/bugs/]) +AC_DEFINE([LLVM_VERSION_MAJOR], [3], [Major version of the LLVM API]) +AC_DEFINE([LLVM_VERSION_MINOR], [3], [Minor version of the LLVM API]) 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) 2003-2013 University of Illinois at Urbana-Champaign."]) +AC_COPYRIGHT([Copyright (c) 2003-2013 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 +59,43 @@ if test ${srcdir} != "." ; then fi fi +dnl Default to empty (i.e. assigning the null string to) CFLAGS and CXXFLAGS, +dnl instead of the autoconf default (for example, '-g -O2' for CC=gcc). +${CFLAGS=} +${CXXFLAGS=} + dnl We need to check for the compiler up here to avoid anything else dnl starting with a different one. AC_PROG_CC(clang llvm-gcc gcc) AC_PROG_CXX(clang++ llvm-g++ g++) AC_PROG_CPP +dnl If CXX is Clang, check that it can find and parse C++ standard library +dnl headers. +if test "$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 ./configure ...]) +]) + AC_LANG_POP([C++]) +fi + 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. @@ -114,6 +147,7 @@ do llvm-tv) AC_CONFIG_SUBDIRS([projects/llvm-tv]) ;; safecode) AC_CONFIG_SUBDIRS([projects/safecode]) ;; llvm-kernel) AC_CONFIG_SUBDIRS([projects/llvm-kernel]) ;; + compiler-rt) ;; llvm-gcc) ;; test-suite) ;; llvm-test) ;; @@ -188,7 +222,7 @@ AC_CACHE_CHECK([type of operating system we're going to host on], llvm_cv_no_link_all_option="-Wl,-noall_load" llvm_cv_os_type="Minix" llvm_cv_platform_type="Unix" ;; - *-*-freebsd*) + *-*-freebsd* | *-*-kfreebsd-gnu) llvm_cv_link_all_option="-Wl,--whole-archive" llvm_cv_no_link_all_option="-Wl,--no-whole-archive" llvm_cv_os_type="FreeBSD" @@ -223,6 +257,11 @@ 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="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" @@ -278,7 +317,7 @@ AC_CACHE_CHECK([type of operating system we're going to target], llvm_cv_target_os_type="Darwin" ;; *-*-minix*) llvm_cv_target_os_type="Minix" ;; - *-*-freebsd*) + *-*-freebsd* | *-*-kfreebsd-gnu) llvm_cv_target_os_type="FreeBSD" ;; *-*-openbsd*) llvm_cv_target_os_type="OpenBSD" ;; @@ -292,6 +331,8 @@ AC_CACHE_CHECK([type of operating system we're going to target], 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*) @@ -352,14 +393,15 @@ 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" ;; - alpha*-*) llvm_cv_target_arch="Alpha" ;; 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" ;; - bfin-*) llvm_cv_target_arch="Blackfin" ;; + hexagon-*) llvm_cv_target_arch="Hexagon" ;; mblaze-*) llvm_cv_target_arch="MBlaze" ;; - ptx-*) llvm_cv_target_arch="PTX" ;; + nvptx-*) llvm_cv_target_arch="NVPTX" ;; *) llvm_cv_target_arch="Unknown" ;; esac]) @@ -367,7 +409,7 @@ 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" ;; @@ -377,10 +419,35 @@ esac dnl Define a substitution, ARCH, for the target architecture AC_SUBST(ARCH,$llvm_cv_target_arch) +dnl Determine what our host architecture. +dnl This will allow MCJIT regress tests runs only for supported +dnl platforms. +case $host in + i?86-*) host_arch="x86" ;; + amd64-* | x86_64-*) host_arch="x86_64" ;; + sparc*-*) host_arch="Sparc" ;; + powerpc*-*) host_arch="PowerPC" ;; + arm*-*) host_arch="ARM" ;; + aarch64*-*) host_arch="AArch64" ;; + mips-* | mips64-*) host_arch="Mips" ;; + mipsel-* | mips64el-*) host_arch="Mips" ;; + xcore-*) host_arch="XCore" ;; + msp430-*) host_arch="MSP430" ;; + hexagon-*) host_arch="Hexagon" ;; + mblaze-*) host_arch="MBlaze" ;; + *) host_arch="Unknown" ;; +esac + +if test "$host_arch" = "Unknown" ; then + AC_MSG_WARN([Configuring LLVM for an unknown host archicture]) +fi + +AC_SUBST(HOST_ARCH,$host_arch) + dnl Check for the endianness of the target AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little])) -dnl Check for build platform executable suffix if we're crosscompiling +dnl Check for build platform executable suffix if we're cross-compiling if test "$cross_compiling" = yes; then AC_SUBST(LLVM_CROSS_COMPILING, [1]) AC_BUILD_EXEEXT @@ -417,6 +484,78 @@ dnl=== SECTION 3: Command line arguments for the configure script. dnl=== dnl===-----------------------------------------------------------------------=== +dnl --enable-libcpp : check whether or not to use libc++ on the command line +AC_ARG_ENABLE(libcpp, + AS_HELP_STRING([--enable-libcpp], + [Use libc++ if available (default is NO)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_LIBCPP,[1]) ;; + no) AC_SUBST(ENABLE_LIBCPP,[0]) ;; + default) AC_SUBST(ENABLE_LIBCPP,[0]);; + *) AC_MSG_ERROR([Invalid setting for --enable-libcpp. Use "yes" or "no"]) ;; +esac + +dnl --enable-cxx11 : check whether or not to use -std=c++11 on the command line +AC_ARG_ENABLE(cxx11, + AS_HELP_STRING([--enable-cxx11], + [Use c++11 if available (default is NO)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_CXX11,[1]) ;; + no) AC_SUBST(ENABLE_CXX11,[0]) ;; + default) AC_SUBST(ENABLE_CXX11,[0]);; + *) AC_MSG_ERROR([Invalid setting for --enable-cxx11. 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-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) 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-clang-rewriter: check whether to enable clang rewriter +AC_ARG_ENABLE(clang-rewriter, + AS_HELP_STRING([--enable-clang-rewriter], + [Enable building of clang rewriter (default is YES)]),, + enableval="yes") +case "$enableval" in + yes) AC_SUBST(ENABLE_CLANG_REWRITER,[1]) ;; + no) + if test ${clang_arcmt} != "no" ; then + AC_MSG_ERROR([Cannot enable clang ARC Migration Tool while disabling rewriter.]) + fi + if test ${clang_static_analyzer} != "no" ; then + AC_MSG_ERROR([Cannot enable clang static analyzer while disabling rewriter.]) + fi + AC_SUBST(ENABLE_CLANG_REWRITER,[0]) + ;; + default) AC_SUBST(ENABLE_CLANG_REWRITER,[1]);; + *) AC_MSG_ERROR([Invalid setting for --enable-clang-rewriter. Use "yes" or "no"]) ;; +esac + dnl --enable-optimized : check whether they want to do an optimized build: AC_ARG_ENABLE(optimized, AS_HELP_STRING( --enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize) @@ -444,6 +583,16 @@ else AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]]) 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") @@ -474,6 +623,15 @@ 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 ${enableval} = "no" ; then + AC_SUBST(KEEP_SYMBOLS,[[]]) +else + AC_SUBST(KEEP_SYMBOLS,[[KEEP_SYMBOLS=1]]) +fi + dnl --enable-jit: check whether they want to enable the jit AC_ARG_ENABLE(jit, AS_HELP_STRING(--enable-jit, @@ -488,14 +646,14 @@ else Sparc) AC_SUBST(TARGET_HAS_JIT,0) ;; PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;; x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;; - Alpha) AC_SUBST(TARGET_HAS_JIT,0) ;; ARM) AC_SUBST(TARGET_HAS_JIT,1) ;; + AArch64) AC_SUBST(TARGET_HAS_JIT,0) ;; Mips) AC_SUBST(TARGET_HAS_JIT,1) ;; XCore) AC_SUBST(TARGET_HAS_JIT,0) ;; MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;; - Blackfin) AC_SUBST(TARGET_HAS_JIT,0) ;; + Hexagon) AC_SUBST(TARGET_HAS_JIT,0) ;; MBlaze) AC_SUBST(TARGET_HAS_JIT,0) ;; - PTX) AC_SUBST(TARGET_HAS_JIT,0) ;; + NVPTX) AC_SUBST(TARGET_HAS_JIT,0) ;; *) AC_SUBST(TARGET_HAS_JIT,0) ;; esac fi @@ -530,12 +688,13 @@ AC_ARG_ENABLE(threads, [Use threads if available (default is YES)]),, enableval=default) case "$enableval" in - yes) AC_SUBST(ENABLE_THREADS,[1]) ;; - no) AC_SUBST(ENABLE_THREADS,[0]) ;; - default) AC_SUBST(ENABLE_THREADS,[1]) ;; + yes) AC_SUBST(LLVM_ENABLE_THREADS,[1]) ;; + no) AC_SUBST(LLVM_ENABLE_THREADS,[0]) ;; + default) AC_SUBST(LLVM_ENABLE_THREADS,[1]) ;; *) AC_MSG_ERROR([Invalid setting for --enable-threads. Use "yes" or "no"]) ;; esac -AC_DEFINE_UNQUOTED([ENABLE_THREADS],$ENABLE_THREADS,[Define if threads enabled]) +AC_DEFINE_UNQUOTED([LLVM_ENABLE_THREADS],$LLVM_ENABLE_THREADS, + [Define if threads enabled]) dnl Allow disablement of pthread.h AC_ARG_ENABLE(pthreads, @@ -549,6 +708,21 @@ 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],$LLVM_ENABLE_ZLIB, + [Define if zlib is enabled]) + dnl Allow building without position independent code AC_ARG_ENABLE(pic, AS_HELP_STRING([--enable-pic], @@ -599,51 +773,66 @@ case "$enableval" in *) AC_MSG_ERROR([Invalid setting for --enable-timestamps. Use "yes" or "no"]) ;; esac AC_DEFINE_UNQUOTED([ENABLE_TIMESTAMPS],$ENABLE_TIMESTAMPS, - [Define if timestamp information (e.g., __DATE___) is allowed]) + [Define if timestamp information (e.g., __DATE__) is allowed]) + +dnl Enable embedding timestamp information into build. + +AC_ARG_ENABLE(backtraces, + AS_HELP_STRING([--enable-backtraces], + [Enable embedding backtraces on crash (default is YES)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_BACKTRACES,[1]) ;; + no) AC_SUBST(ENABLE_BACKTRACES,[0]) ;; + default) AC_SUBST(ENABLE_BACKTRACES,[1]) ;; + *) AC_MSG_ERROR([Invalid setting for --enable-backtraces. Use "yes" or "no"]) ;; +esac +AC_DEFINE_UNQUOTED([ENABLE_BACKTRACES],$ENABLE_BACKTRACES, + [Define if you want backtraces on crash]) dnl Allow specific targets to be specified for building (or not) TARGETS_TO_BUILD="" AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets], [Build specific host targets: all or target1,target2,... Valid targets are: - host, x86, x86_64, sparc, powerpc, alpha, arm, mips, spu, - xcore, msp430, blackfin, ptx, cbe, and cpp (default=all)]),, + host, x86, x86_64, sparc, powerpc, arm, aarch64, mips, hexagon, + xcore, msp430, nvptx, and cpp (default=all)]),, enableval=all) if test "$enableval" = host-only ; then enableval=host fi case "$enableval" in - all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha ARM Mips CellSPU XCore MSP430 Blackfin CBackend CppBackend MBlaze PTX" ;; + all) TARGETS_TO_BUILD="X86 Sparc PowerPC AArch64 ARM Mips XCore MSP430 CppBackend MBlaze NVPTX Hexagon" ;; *)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" ;; - alpha) TARGETS_TO_BUILD="Alpha $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" ;; - 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" ;; - blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;; - cbe) TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;; cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;; + hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;; mblaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;; - ptx) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;; + nvptx) TARGETS_TO_BUILD="NVPTX $TARGETS_TO_BUILD" ;; host) case "$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" ;; - Alpha) TARGETS_TO_BUILD="Alpha $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" ;; - Blackfin) TARGETS_TO_BUILD="Blackfin $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" ;; *) AC_MSG_ERROR([Can not set target to build]) ;; esac ;; *) AC_MSG_ERROR([Unrecognized target $a_target]) ;; @@ -651,10 +840,21 @@ case "$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, @@ -666,6 +866,9 @@ 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, @@ -678,11 +881,15 @@ 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, $LLVM_NATIVE_DISASSEMBLER, + [LLVM name for the native Disassembler init function, if available]) + fi fi done -# Build the LLVM_TARGET and LLVM_... macros for Targets.def and the individual -# target feature def files. +dnl Build the LLVM_TARGET and LLVM_... macros for Targets.def and the individual +dnl target feature def files. LLVM_ENUM_TARGETS="" LLVM_ENUM_ASM_PRINTERS="" LLVM_ENUM_ASM_PARSERS="" @@ -704,21 +911,6 @@ AC_SUBST(LLVM_ENUM_ASM_PRINTERS) AC_SUBST(LLVM_ENUM_ASM_PARSERS) AC_SUBST(LLVM_ENUM_DISASSEMBLERS) -dnl Prevent the CBackend from using printf("%a") for floating point so older -dnl C compilers that cannot deal with the 0x0p+0 hex floating point format -dnl can still compile the CBE's output -AC_ARG_ENABLE([cbe-printf-a],AS_HELP_STRING([--enable-cbe-printf-a], - [Enable C Backend output with hex floating point via %a (default is YES)]),, - enableval=default) -case "$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],$ENABLE_CBE_PRINTF_A, - [Define if CBE is enabled for printf %a output]) - dnl Override the option to use for optimized builds. AC_ARG_WITH(optimize-option, AS_HELP_STRING([--with-optimize-option], @@ -816,33 +1008,22 @@ AC_ARG_WITH(c-include-dirs, AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$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_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,"$withval", - [64 bit multilib directory.]) +AC_DEFINE_UNQUOTED(DEFAULT_SYSROOT,"$withval", + [Default to all compiler invocations for --sysroot=.]) dnl Allow linking of LLVM with GPLv3 binutils code. AC_ARG_WITH(binutils-include, @@ -880,6 +1061,12 @@ AC_ARG_ENABLE(libffi,AS_HELP_STRING( esac], llvm_cv_enable_libffi=no) +AC_ARG_WITH(internal-prefix, + AS_HELP_STRING([--with-internal-prefix], + [Installation directory for internal files]),, + withval="") +AC_SUBST(INTERNAL_PREFIX,[$withval]) + dnl===-----------------------------------------------------------------------=== dnl=== dnl=== SECTION 4: Check for programs we need and that they are the right version @@ -998,16 +1185,6 @@ if test "$XDOT_PY" != "echo xdot.py" ; then [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"$PERL" = xnone; then - AC_SUBST(HAVE_PERL,0) - AC_MSG_ERROR([perl is required but was not found, please install it]) -else - AC_SUBST(HAVE_PERL,1) -fi - dnl Find the install program AC_PROG_INSTALL dnl Prepend src dir to install path dir if it's a relative path @@ -1027,11 +1204,7 @@ AC_PATH_PROG(CAT, [cat]) AC_PATH_PROG(DOXYGEN, [doxygen]) AC_PATH_PROG(GROFF, [groff]) AC_PATH_PROG(GZIPBIN, [gzip]) -AC_PATH_PROG(POD2HTML, [pod2html]) -AC_PATH_PROG(POD2MAN, [pod2man]) AC_PATH_PROG(PDFROFF, [pdfroff]) -AC_PATH_PROG(RUNTEST, [runtest]) -DJ_AC_PATH_TCLSH AC_PATH_PROG(ZIP, [zip]) AC_PATH_PROGS(OCAMLC, [ocamlc]) AC_PATH_PROGS(OCAMLOPT, [ocamlopt]) @@ -1089,10 +1262,15 @@ fi dnl Verify that GCC is version 3.0 or higher if test "$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 @@ -1108,7 +1286,54 @@ 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 "$NO_MAYBE_UNINITIALIZED" + then + CXX_FLAG_CHECK(NO_UNINITIALIZED, [-Wno-uninitialized]) + fi +fi +AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS $COVERED_SWITCH_DEFAULT $NO_UNINITIALIZED $NO_MAYBE_UNINITIALIZED]) + +AC_ARG_WITH([python], + [AS_HELP_STRING([--with-python], [path to python])], + [PYTHON="$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 ($PYTHON) is not usable, searching path]) + fi + + AC_PATH_PROG([PYTHON], [python python2 python26], + [AC_MSG_RESULT([not found]) + AC_MSG_ERROR([could not find python 2.5 or higher])]) +fi + +AC_MSG_CHECKING([for python >= 2.5]) +ac_python_version=`$PYTHON -c 'import sys; print sys.version.split()[[0]]'` +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" -eq "2" \ + && test "$ac_python_version_minor" -ge "5" ; then + AC_MSG_RESULT([$PYTHON ($ac_python_version)]) +else + AC_MSG_RESULT([not found]) + AC_MSG_FAILURE([found python $ac_python_version ($PYTHON); required >= 2.5]) +fi dnl===-----------------------------------------------------------------------=== dnl=== @@ -1127,6 +1352,11 @@ AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([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 libffi is optional; used to call external functions from the interpreter if test "$llvm_cv_enable_libffi" = "yes" ; then AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1], @@ -1140,7 +1370,7 @@ AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1], dnl pthread locking functions are optional - but llvm will not be thread-safe dnl without locks. -if test "$ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then +if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then AC_CHECK_LIB(pthread, pthread_mutex_init) AC_SEARCH_LIBS(pthread_mutex_lock,pthread, AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1], @@ -1153,6 +1383,11 @@ if test "$ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then [Have pthread_getspecific])) fi +dnl zlib is optional; used for compression/uncompression +if test "$LLVM_ENABLE_ZLIB" -eq 1 ; then + AC_CHECK_LIB(z, compress2) +fi + dnl Allow extra x86-disassembler library AC_ARG_WITH(udis86, AS_HELP_STRING([--with-udis86=], @@ -1185,29 +1420,77 @@ 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($LIBXML2_INC) + AC_CHECK_LIB(xml2, xmlReadFile,[AC_DEFINE([CLANG_HAVE_LIBXML],1,[Define if we have libxml2]) + LIBXML2_LIBS="-lxml2"]) +fi +AC_SUBST(LIBXML2_LIBS) +AC_SUBST(LIBXML2_INC) + dnl===-----------------------------------------------------------------------=== dnl=== dnl=== SECTION 6: Check for header files @@ -1231,13 +1514,21 @@ AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h sys/uio.h]) AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h]) AC_CHECK_HEADERS([valgrind/valgrind.h]) AC_CHECK_HEADERS([fenv.h]) -if test "$ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then +AC_CHECK_DECLS([FE_ALL_EXCEPT, FE_INEXACT], [], [], [[#include ]]) +if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then AC_CHECK_HEADERS(pthread.h, AC_SUBST(HAVE_PTHREAD, 1), AC_SUBST(HAVE_PTHREAD, 0)) else AC_SUBST(HAVE_PTHREAD, 0) fi +if test "$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 "$llvm_cv_enable_libffi" = "yes" ; then @@ -1250,18 +1541,23 @@ AC_CHECK_HEADERS([CrashReporterClient.h]) dnl Try to find Darwin specific crash reporting global. AC_MSG_CHECKING([__crashreporter_info__]) AC_LINK_IFELSE( - AC_LANG_SOURCE( - [[extern const char *__crashreporter_info__; - int main() { - __crashreporter_info__ = "test"; - return 0; - } - ]]), - AC_MSG_RESULT(yes) - AC_DEFINE(HAVE_CRASHREPORTER_INFO, 1, Can use __crashreporter_info__), - AC_MSG_RESULT(no) - AC_DEFINE(HAVE_CRASHREPORTER_INFO, 0, - Define if __crashreporter_info__ exists.)) +[ + AC_LANG_SOURCE([[ + extern const char *__crashreporter_info__; + int main() { + __crashreporter_info__ = "test"; + return 0; + } + ]]) +], +[ + AC_MSG_RESULT([yes]) + AC_DEFINE([HAVE_CRASHREPORTER_INFO], [1], [can use __crashreporter_info__]) +], +[ + AC_MSG_RESULT([no]) + AC_DEFINE([HAVE_CRASHREPORTER_INFO], [0], [can use __crashreporter_info__]) +]) dnl===-----------------------------------------------------------------------=== dnl=== @@ -1287,10 +1583,11 @@ dnl===-----------------------------------------------------------------------=== AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ]) AC_CHECK_FUNCS([powf fmodf strtof round ]) +AC_CHECK_FUNCS([log log2 log10 exp exp2]) AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ]) AC_CHECK_FUNCS([isatty mkdtemp mkstemp ]) -AC_CHECK_FUNCS([mktemp posix_spawn realpath sbrk setrlimit strdup ]) -AC_CHECK_FUNCS([strerror strerror_r setenv ]) +AC_CHECK_FUNCS([mktemp posix_spawn pread realpath sbrk setrlimit strdup ]) +AC_CHECK_FUNCS([strerror strerror_r setenv arc4random ]) AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ]) AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp writev]) AC_C_PRINTF_A @@ -1324,10 +1621,15 @@ fi dnl Check Win32 API EnumerateLoadedModules. if test "$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" @@ -1368,22 +1670,28 @@ 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=== @@ -1412,9 +1720,9 @@ 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,$libltdl_cv_shlibpath_var) -# Translate the various configuration directories and other basic -# information into substitutions that will end up in Makefile.config.in -# that these configured values can be used by the makefiles +dnl Translate the various configuration directories and other basic +dnl information into substitutions that will end up in Makefile.config.in +dnl that these configured values can be used by the makefiles if test "${prefix}" = "NONE" ; then prefix="/usr/local" fi @@ -1439,8 +1747,13 @@ 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, "$LLVM_BINDIR", @@ -1462,9 +1775,11 @@ AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR", AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME", [Time at which LLVM was configured]) AC_DEFINE_UNQUOTED(LLVM_HOSTTRIPLE, "$host", - [Host triple we were built on]) + [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 @@ -1473,11 +1788,11 @@ if test "$BINDINGS_TO_BUILD" = auto ; then fi AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD) -# This isn't really configurey, but it avoids having to repeat the list in -# other files. +dnl This isn't really configurey, but it avoids having to repeat the list in +dnl 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 @@ -1541,7 +1856,7 @@ 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]) @@ -1563,16 +1878,27 @@ 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 ${clang_src_root}/README.txt; then + dnl Use variables to stay under 80 columns. + configh="include/clang/Config/config.h" + doxy="docs/doxygen.cfg" + AC_CONFIG_HEADERS([tools/clang/${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)