dnl===-----------------------------------------------------------------------===
dnl Initialize autoconf and define the package name, version number and
dnl address for reporting bugs.
-AC_INIT([LLVM],[3.1svn],[http://llvm.org/bugs/])
+AC_INIT([LLVM],[3.4svn],[http://llvm.org/bugs/])
+AC_DEFINE([LLVM_VERSION_MAJOR], [3], [Major version of the LLVM API])
+AC_DEFINE([LLVM_VERSION_MINOR], [4], [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) 2003-2012 University of Illinois at Urbana-Champaign."])
-AC_COPYRIGHT([Copyright (c) 2003-2012 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.
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 <limits>
+#if __has_include (<cxxabi.h>)
+#include <cxxabi.h>
+#endif
+#if __has_include (<unwind.h>)
+#include <unwind.h>
+#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.
llvm_cv_no_link_all_option="-Wl,-noall_load"
llvm_cv_os_type="Minix"
llvm_cv_platform_type="Unix" ;;
- *-*-freebsd* | *-*-kfreebsd-gnu)
+ *-*-freebsd*)
llvm_cv_link_all_option="-Wl,--whole-archive"
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"
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="Interix" ;;
*-*-linux*)
llvm_cv_target_os_type="Linux" ;;
+ *-*-gnu*)
+ llvm_cv_target_os_type="GNU" ;;
*-*-solaris*)
llvm_cv_target_os_type="SunOS" ;;
*-*-auroraux*)
sparc*-*) llvm_cv_target_arch="Sparc" ;;
powerpc*-*) llvm_cv_target_arch="PowerPC" ;;
arm*-*) llvm_cv_target_arch="ARM" ;;
- mips-*) llvm_cv_target_arch="Mips" ;;
- mipsel-*) 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" ;;
hexagon-*) llvm_cv_target_arch="Hexagon" ;;
mblaze-*) llvm_cv_target_arch="MBlaze" ;;
- ptx-*) llvm_cv_target_arch="PTX" ;;
+ nvptx-*) llvm_cv_target_arch="NVPTX" ;;
+ s390x-*) llvm_cv_target_arch="SystemZ" ;;
*) llvm_cv_target_arch="Unknown" ;;
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 $host in
+ i?86-*) host_arch="x86" ;;
+ amd64-* | x86_64-*) host_arch="x86_64" ;;
+ sparc*-*) host_arch="Sparc" ;;
+ powerpc*-*) host_arch="PowerPC" ;;
+ arm*-*) host_arch="ARM" ;;
+ aarch64*-*) host_arch="AArch64" ;;
+ mips-* | mips64-*) host_arch="Mips" ;;
+ mipsel-* | mips64el-*) host_arch="Mips" ;;
+ xcore-*) host_arch="XCore" ;;
+ msp430-*) host_arch="MSP430" ;;
+ hexagon-*) host_arch="Hexagon" ;;
+ mblaze-*) host_arch="MBlaze" ;;
+ s390x-*) host_arch="SystemZ" ;;
+ *) host_arch="Unknown" ;;
+esac
+
+if test "$host_arch" = "Unknown" ; then
+ AC_MSG_WARN([Configuring LLVM for an unknown host archicture])
+fi
+
+AC_SUBST(HOST_ARCH,$host_arch)
+
dnl Check for the endianness of the target
AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little]))
*) AC_MSG_ERROR([Invalid setting for --enable-libcpp. Use "yes" or "no"]) ;;
esac
+dnl --enable-cxx11 : check whether or not to use -std=c++11 on the command line
+AC_ARG_ENABLE(cxx11,
+ AS_HELP_STRING([--enable-cxx11],
+ [Use c++11 if available (default is NO)]),,
+ enableval=default)
+case "$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-fission : 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 "$enableval" in
+ yes) AC_SUBST(ENABLE_CLANG_ARCMT,[1]) ;;
+ no) AC_SUBST(ENABLE_CLANG_ARCMT,[0]) ;;
+ default) AC_SUBST(ENABLE_CLANG_ARCMT,[1]);;
+ *) AC_MSG_ERROR([Invalid setting for --enable-clang-arcmt. Use "yes" or "no"]) ;;
+esac
+
+dnl --enable-clang-static-analyzer: check whether to enable static-analyzer
+clang_static_analyzer="yes"
+AC_ARG_ENABLE(clang-static-analyzer,
+ AS_HELP_STRING([--enable-clang-static-analyzer],
+ [Enable building of clang Static Analyzer (default is YES)]),
+ clang_static_analyzer="$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)
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")
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 ${enableval} = "no" ; then
+ AC_SUBST(KEEP_SYMBOLS,[[]])
+else
+ AC_SUBST(KEEP_SYMBOLS,[[KEEP_SYMBOLS=1]])
+fi
+
dnl --enable-jit: check whether they want to enable the jit
AC_ARG_ENABLE(jit,
AS_HELP_STRING(--enable-jit,
PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;;
x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;;
ARM) AC_SUBST(TARGET_HAS_JIT,1) ;;
+ AArch64) AC_SUBST(TARGET_HAS_JIT,0) ;;
Mips) AC_SUBST(TARGET_HAS_JIT,1) ;;
XCore) AC_SUBST(TARGET_HAS_JIT,0) ;;
MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;;
Hexagon) AC_SUBST(TARGET_HAS_JIT,0) ;;
MBlaze) AC_SUBST(TARGET_HAS_JIT,0) ;;
- PTX) AC_SUBST(TARGET_HAS_JIT,0) ;;
+ NVPTX) AC_SUBST(TARGET_HAS_JIT,0) ;;
+ SystemZ) AC_SUBST(TARGET_HAS_JIT,1) ;;
*) AC_SUBST(TARGET_HAS_JIT,0) ;;
esac
fi
*) AC_MSG_ERROR([Invalid setting for --enable-pthreads. Use "yes" or "no"]) ;;
esac
+dnl Allow disablement of zlib
+AC_ARG_ENABLE(zlib,
+ AS_HELP_STRING([--enable-zlib],
+ [Use zlib for compression/decompression if
+ available (default is YES)]),,
+ enableval=default)
+case "$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],$LLVM_ENABLE_ZLIB,
+ [Define if zlib is enabled])
+
dnl Allow building without position independent code
AC_ARG_ENABLE(pic,
AS_HELP_STRING([--enable-pic],
*) AC_MSG_ERROR([Invalid setting for --enable-timestamps. Use "yes" or "no"]) ;;
esac
AC_DEFINE_UNQUOTED([ENABLE_TIMESTAMPS],$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, arm, mips, spu, hexagon,
- xcore, msp430, ptx, cbe, and cpp (default=all)]),,
+ host, x86, x86_64, sparc, powerpc, arm, aarch64, mips, hexagon,
+ xcore, msp430, nvptx, systemz, r600, 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 Hexagon" ;;
+ all) TARGETS_TO_BUILD="X86 Sparc PowerPC AArch64 ARM Mips XCore MSP430 CppBackend MBlaze NVPTX Hexagon SystemZ R600" ;;
*)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" ;;
arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
mipsel) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
- spu) TARGETS_TO_BUILD="CellSPU $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" ;;
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" ;;
+ systemz) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
+ r600) TARGETS_TO_BUILD="R600 $TARGETS_TO_BUILD" ;;
host) case "$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" ;;
Hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;;
- PTX) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
+ NVPTX) TARGETS_TO_BUILD="NVPTX $TARGETS_TO_BUILD" ;;
+ SystemZ) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
*) AC_MSG_ERROR([Can not set target to build]) ;;
esac ;;
*) AC_MSG_ERROR([Unrecognized target $a_target]) ;;
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)
dnl Determine whether we are building LLVM support for the native architecture.
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,
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, $LLVM_NATIVE_DISASSEMBLER,
+ [LLVM name for the native Disassembler init function, if available])
+ fi
fi
done
AC_SUBST(LLVM_ENUM_ASM_PARSERS)
AC_SUBST(LLVM_ENUM_DISASSEMBLERS)
-dnl Prevent the CBackend from using printf("%a") for floating point so older
-dnl C compilers that cannot deal with the 0x0p+0 hex floating point format
-dnl can still compile the CBE's output
-AC_ARG_ENABLE([cbe-printf-a],AS_HELP_STRING([--enable-cbe-printf-a],
- [Enable C Backend output with hex floating point via %a (default is YES)]),,
- enableval=default)
-case "$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],$ENABLE_CBE_PRINTF_A,
- [Define if CBE is enabled for printf %a output])
-
dnl Override the option to use for optimized builds.
AC_ARG_WITH(optimize-option,
AS_HELP_STRING([--with-optimize-option],
AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$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,"$withval",
- [Directory with the libstdc++ headers.])
-
-AC_ARG_WITH(cxx-include-arch,
- AS_HELP_STRING([--with-cxx-include-arch],
- [Architecture of the libstdc++ headers.]),,
- withval="")
-AC_DEFINE_UNQUOTED(CXX_INCLUDE_ARCH,"$withval",
- [Arch the libstdc++ headers.])
-
-AC_ARG_WITH(cxx-include-32bit-dir,
- AS_HELP_STRING([--with-cxx-include-32bit-dir],
- [32 bit multilib dir.]),,
+# 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_32BIT_DIR,"$withval",
- [32 bit multilib directory.])
+AC_DEFINE_UNQUOTED(GCC_INSTALL_PREFIX,"$withval",
+ [Directory where gcc is installed.])
-AC_ARG_WITH(cxx-include-64bit-dir,
- AS_HELP_STRING([--with-cxx-include-64bit-dir],
- [64 bit multilib directory.]),,
+AC_ARG_WITH(default-sysroot,
+ AS_HELP_STRING([--with-default-sysroot],
+ [Add --sysroot=<path> to all compiler invocations.]),,
withval="")
-AC_DEFINE_UNQUOTED(CXX_INCLUDE_64BIT_DIR,"$withval",
- [64 bit multilib directory.])
+AC_DEFINE_UNQUOTED(DEFAULT_SYSROOT,"$withval",
+ [Default <path> to all compiler invocations for --sysroot=<path>.])
dnl Allow linking of LLVM with GPLv3 binutils code.
AC_ARG_WITH(binutils-include,
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 "$XDOT_PY" != "echo xdot.py" ; then
- AC_DEFINE([HAVE_XDOT_PY],[1],[Define if the xdot.py program is available])
+AC_PATH_PROGS(XDOT, [xdot xdot.py], [echo xdot])
+if test "$XDOT" != "echo xdot" ; then
+ AC_DEFINE([HAVE_XDOT],[1],[Define if the xdot 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:\//' `
+ XDOT=`echo $XDOT | 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"$PERL" = xnone; then
- AC_SUBST(HAVE_PERL,0)
- AC_MSG_ERROR([perl is required but was not found, please install it])
-else
- AC_SUBST(HAVE_PERL,1)
+ AC_DEFINE_UNQUOTED([LLVM_PATH_XDOT],"$XDOT${EXEEXT}",
+ [Define to path to xdot program if found or 'echo xdot' otherwise])
fi
dnl Find the install program
AC_PATH_PROG(DOXYGEN, [doxygen])
AC_PATH_PROG(GROFF, [groff])
AC_PATH_PROG(GZIPBIN, [gzip])
-AC_PATH_PROG(POD2HTML, [pod2html])
-AC_PATH_PROG(POD2MAN, [pod2man])
AC_PATH_PROG(PDFROFF, [pdfroff])
-AC_PATH_PROG(RUNTEST, [runtest])
-DJ_AC_PATH_TCLSH
AC_PATH_PROG(ZIP, [zip])
AC_PATH_PROGS(OCAMLC, [ocamlc])
AC_PATH_PROGS(OCAMLOPT, [ocamlopt])
dnl Verify that GCC is version 3.0 or higher
if test "$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
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===
[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 "$llvm_cv_enable_libffi" = "yes" ; then
AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
[Have pthread_getspecific]))
fi
+dnl zlib is optional; used for compression/uncompression
+if test "$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=<path>],
*) 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($LIBXML2_INC)
+ AC_CHECK_LIB(xml2, xmlReadFile,[AC_DEFINE([CLANG_HAVE_LIBXML],1,[Define if we have libxml2])
+ LIBXML2_LIBS="-lxml2"])
+fi
+AC_SUBST(LIBXML2_LIBS)
+AC_SUBST(LIBXML2_INC)
+
dnl===-----------------------------------------------------------------------===
dnl===
dnl=== SECTION 6: Check for header files
AC_HEADER_SYS_WAIT
AC_HEADER_TIME
+AC_LANG_PUSH([C++])
+AC_CHECK_HEADERS([cxxabi.h])
+AC_LANG_POP([C++])
AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h])
AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h])
AC_CHECK_HEADERS([utime.h windows.h])
AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h])
AC_CHECK_HEADERS([valgrind/valgrind.h])
AC_CHECK_HEADERS([fenv.h])
+AC_CHECK_DECLS([FE_ALL_EXCEPT, FE_INEXACT], [], [], [[#include <fenv.h>]])
if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then
AC_CHECK_HEADERS(pthread.h,
AC_SUBST(HAVE_PTHREAD, 1),
else
AC_SUBST(HAVE_PTHREAD, 0)
fi
+if test "$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 "$llvm_cv_enable_libffi" = "yes" ; then
dnl Try to find Darwin specific crash reporting global.
AC_MSG_CHECKING([__crashreporter_info__])
AC_LINK_IFELSE(
- AC_LANG_SOURCE(
- [[extern const char *__crashreporter_info__;
- int main() {
- __crashreporter_info__ = "test";
- return 0;
- }
- ]]),
- AC_MSG_RESULT(yes)
- AC_DEFINE(HAVE_CRASHREPORTER_INFO, 1, Can use __crashreporter_info__),
- AC_MSG_RESULT(no)
- AC_DEFINE(HAVE_CRASHREPORTER_INFO, 0,
- Define if __crashreporter_info__ exists.))
+[
+ AC_LANG_SOURCE([[
+ extern const char *__crashreporter_info__;
+ int main() {
+ __crashreporter_info__ = "test";
+ return 0;
+ }
+ ]])
+],
+[
+ AC_MSG_RESULT([yes])
+ AC_DEFINE([HAVE_CRASHREPORTER_INFO], [1], [can use __crashreporter_info__])
+],
+[
+ AC_MSG_RESULT([no])
+ AC_DEFINE([HAVE_CRASHREPORTER_INFO], [0], [can use __crashreporter_info__])
+])
dnl===-----------------------------------------------------------------------===
dnl===
AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ])
AC_CHECK_FUNCS([powf fmodf strtof round ])
+AC_CHECK_FUNCS([log log2 log10 exp exp2])
AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ])
AC_CHECK_FUNCS([isatty mkdtemp mkstemp ])
AC_CHECK_FUNCS([mktemp posix_spawn pread realpath sbrk setrlimit strdup ])
-AC_CHECK_FUNCS([strerror strerror_r setenv ])
+AC_CHECK_FUNCS([strerror strerror_r setenv arc4random ])
AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ])
AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp writev])
+AC_CHECK_FUNCS([futimes futimens])
AC_C_PRINTF_A
AC_FUNC_RAND48
dnl Check Win32 API EnumerateLoadedModules.
if test "$llvm_cv_os_type" = "MingW" ; then
AC_MSG_CHECKING([whether EnumerateLoadedModules() accepts new decl])
- AC_COMPILE_IFELSE([[#include <windows.h>
-#include <imagehlp.h>
-extern void foo(PENUMLOADED_MODULES_CALLBACK);
-extern void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID));]],
+ AC_COMPILE_IFELSE(
+[
+ AC_LANG_SOURCE([[
+ #include <windows.h>
+ #include <imagehlp.h>
+ 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"
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===
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";
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)
AC_SUBST(LLVM_MANDIR)
AC_SUBST(LLVM_CONFIGTIME)
+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",
[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, "$target",
[Target triple LLVM will generate code for by default])
AC_SUBST(OCAML_LIBDIR,$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
;;
AC_CONFIG_FILES([docs/doxygen.cfg])
dnl Configure clang, if present
-if test ${clang_src_root} = ""; then
+if test "${clang_src_root}" = ""; then
clang_src_root="$srcdir/tools/clang"
fi
if test -f ${clang_src_root}/README.txt; then
- AC_CONFIG_HEADERS([${clang_src_root}/include/clang/Config/config.h])
- AC_CONFIG_FILES([${clang_src_root}/docs/doxygen.cfg])
+ dnl Use variables to stay under 80 columns.
+ configh="include/clang/Config/config.h"
+ doxy="docs/doxygen.cfg"
+ AC_CONFIG_HEADERS([tools/clang/${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)