powerpc*-*) llvm_cv_target_arch="PowerPC" ;;
alpha*-*) llvm_cv_target_arch="Alpha" ;;
ia64-*) llvm_cv_target_arch="IA64" ;;
- arm-*) llvm_cv_target_arch="ARM" ;;
+ arm*-*) llvm_cv_target_arch="ARM" ;;
mips-*) llvm_cv_target_arch="Mips" ;;
pic16-*) llvm_cv_target_arch="PIC16" ;;
xcore-*) llvm_cv_target_arch="XCore" ;;
+ msp430-*) llvm_cv_target_arch="MSP430" ;;
*) llvm_cv_target_arch="Unknown" ;;
esac])
AC_MSG_WARN([Configuring LLVM for an unknown target archicture])
fi
+# Determine the LLVM native architecture for the target
+case "$llvm_cv_target_arch" in
+ x86) LLVM_NATIVE_ARCH="X86" ;;
+ x86_64) LLVM_NATIVE_ARCH="X86" ;;
+ *) LLVM_NATIVE_ARCH="$llvm_cv_target_arch" ;;
+esac
+
dnl Define a substitution, ARCH, for the target architecture
AC_SUBST(ARCH,$llvm_cv_target_arch)
AC_SUBST(LLVM_CROSS_COMPILING, [0])
fi
-dnl Check to see if there's a "CVS" (or .svn) directory indicating that this
-dnl build is being done from a checkout. This sets up several defaults for the
-dnl command line switches. When we build with a CVS directory, we get a
-dnl debug with assertions turned on. Without, we assume a source release and we
-dnl get an optimized build without assertions. See --enable-optimized and
-dnl --enable-assertions below
-if test -d "CVS" -o -d "${srcdir}/CVS" -o -d ".svn" -o -d "${srcdir}/.svn"; then
+dnl Check to see if there's a "CVS" (or .svn or .git) directory indicating
+dnl that this build is being done from a checkout. This sets up several
+dnl defaults for the command line switches. When we build with a CVS directory,
+dnl we get a debug with assertions turned on. Without, we assume a source
+dnl release and we get an optimized build without assertions.
+dnl See --enable-optimized and --enable-assertions below
+if test -d "CVS" -o -d "${srcdir}/CVS" -o -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then
cvsbuild="yes"
optimize="no"
AC_SUBST(CVSBUILD,[[CVSBUILD=1]])
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=$optimize)
+ --enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize)
if test ${enableval} = "no" ; then
AC_SUBST(ENABLE_OPTIMIZED,[[]])
else
AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]])
fi
+dnl --enable-profiling : check whether they want to do a profile build:
+AC_ARG_ENABLE(profiling, AS_HELP_STRING(
+ --enable-profiling,[Compile with profiling enabled (default is NO)]),,enableval="no")
+if test ${enableval} = "no" ; then
+ AC_SUBST(ENABLE_PROFILING,[[]])
+else
+ AC_SUBST(ENABLE_PROFILING,[[ENABLE_PROFILING=1]])
+fi
+
dnl --enable-assertions : check whether they want to turn on assertions or not:
AC_ARG_ENABLE(assertions,AS_HELP_STRING(
- [--enable-assertions,Compile with assertion checks enabled (default is YES)]),, enableval="yes")
+ --enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes")
if test ${enableval} = "yes" ; then
AC_SUBST(DISABLE_ASSERTIONS,[[]])
else
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")
+ --enable-expensive-checks,[Compile with expensive debug checks enabled (default is NO)]),, enableval="no")
if test ${enableval} = "yes" ; then
AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]])
AC_SUBST(EXPENSIVE_CHECKS,[[yes]])
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)
+ AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no)
if test ${enableval} = "no" ; then
AC_SUBST(DEBUG_RUNTIME,[[]])
else
Mips) AC_SUBST(TARGET_HAS_JIT,0) ;;
PIC16) AC_SUBST(TARGET_HAS_JIT,0) ;;
XCore) AC_SUBST(TARGET_HAS_JIT,0) ;;
+ MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;;
*) AC_SUBST(TARGET_HAS_JIT,0) ;;
esac
fi
esac
AC_DEFINE_UNQUOTED([ENABLE_THREADS],$ENABLE_THREADS,[Define if threads enabled])
-dnl Allow building with position independent code
+dnl Allow building without position independent code
AC_ARG_ENABLE(pic,
AS_HELP_STRING([--enable-pic],
- [Build LLVM with Position Independent Code (default is NO)]),,
+ [Build LLVM with Position Independent Code (default is YES)]),,
enableval=default)
case "$enableval" in
yes) AC_SUBST(ENABLE_PIC,[1]) ;;
no) AC_SUBST(ENABLE_PIC,[0]) ;;
- default) AC_SUBST(ENABLE_PIC,[0]) ;;
+ default) AC_SUBST(ENABLE_PIC,[1]) ;;
*) AC_MSG_ERROR([Invalid setting for --enable-pic. Use "yes" or "no"]) ;;
esac
AC_DEFINE_UNQUOTED([ENABLE_PIC],$ENABLE_PIC,
[Build specific host targets: all,host-only,{target-name} (default=all)]),,
enableval=all)
case "$enableval" in
- all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha IA64 ARM Mips CellSPU PIC16 XCore CBackend MSIL CppBackend" ;;
+ all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha IA64 ARM Mips CellSPU PIC16 XCore MSP430 CBackend MSIL CppBackend" ;;
host-only)
case "$llvm_cv_target_arch" in
x86) TARGETS_TO_BUILD="X86" ;;
CellSPU|SPU) TARGETS_TO_BUILD="CellSPU" ;;
PIC16) TARGETS_TO_BUILD="PIC16" ;;
XCore) TARGETS_TO_BUILD="XCore" ;;
+ MSP430) TARGETS_TO_BUILD="MSP430" ;;
*) AC_MSG_ERROR([Can not set target to build]) ;;
esac
;;
spu) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
pic16) TARGETS_TO_BUILD="PIC16 $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" ;;
msil) TARGETS_TO_BUILD="MSIL $TARGETS_TO_BUILD" ;;
cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
esac
AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD)
+# Determine whether we are building LLVM support for the native architecture.
+# If so, define LLVM_NATIVE_ARCH to that LLVM target.
+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,
+ [LLVM architecture name for the native architecture, if available])
+ fi
+done
+
+# Build the LLVM_TARGET and LLVM_ASM_PRINTER macro uses for
+# Targets.def and AsmPrinters.def.
+LLVM_ENUM_TARGETS=""
+LLVM_ENUM_ASM_PRINTERS=""
+for target_to_build in $TARGETS_TO_BUILD; do
+ LLVM_ENUM_TARGETS="LLVM_TARGET($target_to_build) $LLVM_ENUM_TARGETS"
+ if test -f ${srcdir}/lib/Target/${target_to_build}/AsmPrinter/Makefile ; then
+ LLVM_ENUM_ASM_PRINTERS="LLVM_ASM_PRINTER($target_to_build) $LLVM_ENUM_ASM_PRINTERS";
+ fi
+done
+AC_SUBST(LLVM_ENUM_TARGETS)
+AC_SUBST(LLVM_ENUM_ASM_PRINTERS)
+
dnl Prevent the CBackend from using printf("%a") for floating point so older
dnl C compilers that cannot deal with the 0x0p+0 hex floating point format
dnl can still compile the CBE's output
LLVMGXX=$with_llvmgxx
WITH_LLVMGCCDIR="",)
+if test -n "$LLVMGCC"; then
+ LLVMGCCCOMMAND="$LLVMGCC"
+fi
+
+if test -n "$LLVMGXX"; then
+ LLVMGXXCOMMAND="$LLVMGXX"
+fi
+
if test -n "$LLVMGCC" && test -z "$LLVMGXX"; then
AC_MSG_ERROR([Invalid llvm-g++. Use --with-llvmgxx when --with-llvmgcc is used]);
fi
dnl Specify extra build options
AC_ARG_WITH(extra-options,
AS_HELP_STRING([--with-extra-options],
- [Specify addtional options to compile LLVM with]),,
+ [Specify additional options to compile LLVM with]),,
withval=default)
case "$withval" in
default) EXTRA_OPTIONS= ;;
fi
fi
+dnl --enable-libffi : check whether the user wants to turn off libffi:
+AC_ARG_ENABLE(libffi,AS_HELP_STRING(
+ --enable-libffi,[Check for the presence of libffi (default is YES)]),,
+ enableval=yes)
+case "$enableval" in
+ yes) llvm_cv_enable_libffi="yes" ;;
+ no) llvm_cv_enable_libffi="no" ;;
+ *) AC_MSG_ERROR([Invalid setting for --enable-libffi. Use "yes" or "no"]) ;;
+esac
+
dnl===-----------------------------------------------------------------------===
dnl===
dnl=== SECTION 4: Check for programs we need and that they are the right version
AC_PROG_CPP
AC_PROG_CC(gcc)
AC_PROG_CXX(g++)
-AC_PROG_FLEX
-AC_PROG_BISON
AC_PROG_NM
AC_SUBST(NM)
AC_PATH_PROGS(OCAMLDOC, [ocamldoc])
AC_PATH_PROGS(GAS, [gas as])
-dnl Determine if the linker supports the -R option.
+dnl Determine whether the linker supports the -R option.
AC_LINK_USE_R
+dnl Determine whether the linker supports the -export-dynamic option.
+AC_LINK_EXPORT_DYNAMIC
+
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).
[Define if dlopen(0) will open the symbols of the program])
fi
+
if test "$WITH_LLVMGCCDIR" = "default" ; then
LLVMGCC="llvm-gcc${EXEEXT}"
LLVMGXX="llvm-g++${EXEEXT}"
+ LLVMGCCCOMMAND="$LLVMGCC"
+ LLVMGXXCOMMAND="$LLVMGXX"
+ AC_SUBST(LLVMGCCCOMMAND,$LLVMGCCCOMMAND)
+ AC_SUBST(LLVMGXXCOMMAND,$LLVMGXXCOMMAND)
AC_PATH_PROG(LLVMGCC, $LLVMGCC, [])
AC_PATH_PROG(LLVMGXX, $LLVMGXX, [])
else
if test -z "$LLVMGCC"; then
LLVMGCC="$WITH_LLVMGCCDIR/bin/llvm-gcc${EXEEXT}"
+ LLVMGCCCOMMAND="$LLVMGCC"
fi
if test -z "$LLVMGXX"; then
LLVMGXX="$WITH_LLVMGCCDIR/bin/llvm-g++${EXEEXT}"
+ LLVMGXXCOMMAND="$LLVMGXX"
fi
+
AC_SUBST(LLVMGCC,$LLVMGCC)
AC_SUBST(LLVMGXX,$LLVMGXX)
+ AC_SUBST(LLVMGCCCOMMAND,$LLVMGCCCOMMAND)
+ AC_SUBST(LLVMGXXCOMMAND,$LLVMGXXCOMMAND)
fi
+
AC_MSG_CHECKING([tool compatibility])
dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as
[Define if dlopen() is available on this platform.]),
AC_MSG_WARN([dlopen() not found - disabling plugin support]))
+dnl libffi is optional; used to call external functions from the interpreter
+if test "$llvm_cv_enable_libffi" = "yes" ; then
+ AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
+ [Define if libffi is available on this platform.]),
+ AC_MSG_WARN([libffi not found - disabling external calls from interpreter]))
+fi
+
dnl mallinfo is optional; the code can compile (minus features) without it
AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],
[Define if mallinfo() is available on this platform.]))
AC_SEARCH_LIBS(pthread_mutex_lock,pthread,
AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1],
[Have pthread_mutex_lock]))
+ AC_SEARCH_LIBS(pthread_rwlock_init,pthread,
+ AC_DEFINE([HAVE_PTHREAD_RWLOCK_INIT],[1],
+ [Have pthread_rwlock_init]))
fi
dnl Allow extra x86-disassembler library
AC_HEADER_TIME
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 unistd.h utime.h])
-AC_CHECK_HEADERS([windows.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/mman.h sys/param.h sys/resource.h sys/time.h])
-AC_CHECK_HEADERS([sys/types.h malloc/malloc.h mach/mach.h])
+AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h])
if test "$ENABLE_THREADS" -eq 1 ; then
AC_CHECK_HEADERS(pthread.h,
- AC_SUBST(HAVE_PTHREAD, 1),
- AC_SUBST(HAVE_PTHREAD, 0))
+ AC_SUBST(HAVE_PTHREAD, 1),
+ AC_SUBST(HAVE_PTHREAD, 0))
else
AC_SUBST(HAVE_PTHREAD, 0)
fi
+dnl Try to find ffi.h.
+if test "$llvm_cv_enable_libffi" = "yes" ; then
+ AC_CHECK_HEADERS([ffi.h ffi/ffi.h])
+fi
+
dnl===-----------------------------------------------------------------------===
dnl===
dnl=== SECTION 7: Check for types and structures
dnl Check for variations in the Standard C++ library and STL. These macros are
dnl provided by LLVM in the autoconf/m4 directory.
-AC_CXX_HAVE_HASH_MAP
-AC_CXX_HAVE_HASH_SET
AC_CXX_HAVE_STD_ITERATOR
AC_CXX_HAVE_BI_ITERATOR
AC_CXX_HAVE_FWD_ITERATOR
fi
fi
+dnl atomic builtins are required for threading support.
+AC_MSG_CHECKING(for GCC atomic builtins)
+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_MSG_RESULT(yes)
+ AC_DEFINE(LLVM_MULTITHREADED, 1, Build multithreading support into LLVM),
+ AC_MSG_RESULT(no)
+ AC_DEFINE(LLVM_MULTITHREADED, 0, Build multithreading support into LLVM)
+ AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing]))
+
+
dnl===-----------------------------------------------------------------------===
dnl===
dnl=== SECTION 9: Additional checks, variables, etc.
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 we were built on])
# Determine which bindings to build.
if test "$BINDINGS_TO_BUILD" = auto ; then
AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.])
fi
-dnl Determine if the compiler supports -fvisibility-inlines-hidden.
+dnl Determine whether the compiler supports -fvisibility-inlines-hidden.
AC_CXX_USE_VISIBILITY_INLINES_HIDDEN
+dnl Determine linker rpath flag
+if test "$llvm_cv_link_use_r" = "yes" ; then
+ RPATH="-Wl,-R"
+else
+ RPATH="-Wl,-rpath"
+fi
+AC_SUBST(RPATH)
+
+dnl Determine linker rdynamic flag
+if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then
+ RDYNAMIC="-Wl,-export-dynamic"
+else
+ RDYNAMIC=""
+fi
+AC_SUBST(RDYNAMIC)
+
dnl===-----------------------------------------------------------------------===
dnl===
dnl=== SECTION 10: Specify the output files and generate it
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])
+AC_CONFIG_FILES([include/llvm/Config/Targets.def])
+AC_CONFIG_FILES([include/llvm/Config/AsmPrinters.def])
AC_CONFIG_HEADERS([include/llvm/Support/DataTypes.h])
-AC_CONFIG_HEADERS([include/llvm/ADT/hash_map.h])
-AC_CONFIG_HEADERS([include/llvm/ADT/hash_set.h])
AC_CONFIG_HEADERS([include/llvm/ADT/iterator.h])
dnl Configure the makefile's configuration data
dnl Configure doxygen's configuration file
AC_CONFIG_FILES([docs/doxygen.cfg])
+dnl Configure llvmc's Base plugin
+AC_CONFIG_FILES([tools/llvmc/plugins/Base/Base.td])
+
dnl Do the first stage of configuration for llvm-config.in.
AC_CONFIG_FILES([tools/llvm-config/llvm-config.in])
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