dnl Initialize autoconf
AC_INIT([[LLVM-TEST]],[[2.8svn]],[llvmbugs@cs.uiuc.edu])

dnl Place all of the extra autoconf files into the config subdirectory
AC_CONFIG_AUX_DIR([autoconf])

dnl Verify that the source directory is valid
AC_CONFIG_SRCDIR([SingleSource/Benchmarks/Makefile])

dnl Do special configuration of Makefiles
AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"])
AC_CONFIG_FILES([Makefile.config])
AC_CONFIG_MAKEFILE(Makefile)
AC_CONFIG_MAKEFILE(Makefile.common)
AC_CONFIG_MAKEFILE(Makefile.nagfortran)
AC_CONFIG_MAKEFILE(Makefile.f2c)
AC_CONFIG_MAKEFILE(Makefile.programs)
AC_CONFIG_MAKEFILE(Makefile.tests)
AC_CONFIG_MAKEFILE(TEST.aa.Makefile)
AC_CONFIG_MAKEFILE(TEST.aa.report)
AC_CONFIG_MAKEFILE(TEST.example.Makefile)
AC_CONFIG_MAKEFILE(TEST.nightly.Makefile)
AC_CONFIG_MAKEFILE(TEST.buildrepo.Makefile)
AC_CONFIG_MAKEFILE(TEST.jit.Makefile)
AC_CONFIG_MAKEFILE(TEST.nightly.report)
AC_CONFIG_MAKEFILE(TEST.jit.report)
AC_CONFIG_MAKEFILE(TEST.typesafe.Makefile)
AC_CONFIG_MAKEFILE(TEST.vtl.Makefile)
AC_CONFIG_MAKEFILE(External/Makefile)
AC_CONFIG_MAKEFILE(External/Makefile.external)
AC_CONFIG_MAKEFILE(External/Povray/Makefile)
AC_CONFIG_MAKEFILE(External/SPEC/Makefile)
AC_CONFIG_MAKEFILE(External/SPEC/Makefile.spec)
AC_CONFIG_MAKEFILE(External/SPEC/Makefile.spec.config)
AC_CONFIG_MAKEFILE(External/SPEC/Makefile.spec2006)
AC_CONFIG_MAKEFILE(External/SPEC/Makefile.spec2000)
AC_CONFIG_MAKEFILE(External/SPEC/Makefile.spec95)
AC_CONFIG_MAKEFILE(External/SPEC/CFP2006/Makefile)
AC_CONFIG_MAKEFILE(External/SPEC/CINT2006/Makefile)
AC_CONFIG_MAKEFILE(External/SPEC/CFP2000/Makefile)
AC_CONFIG_MAKEFILE(External/SPEC/CINT2000/Makefile)
AC_CONFIG_MAKEFILE(External/SPEC/CFP95/Makefile)
AC_CONFIG_MAKEFILE(External/SPEC/CINT95/Makefile)
AC_CONFIG_MAKEFILE(External/skidmarks10/Makefile)
AC_CONFIG_MAKEFILE(MultiSource/Makefile)
AC_CONFIG_MAKEFILE(MultiSource/Makefile.multisrc)
AC_CONFIG_MAKEFILE(SingleSource/Makefile)
AC_CONFIG_MAKEFILE(SingleSource/Makefile.singlesrc)
AC_CONFIG_MAKEFILE(tools/Makefile)

dnl===-----------------------------------------------------------------------===
dnl===
dnl=== SECTION 2: Architecture, target, and host checks
dnl===
dnl===-----------------------------------------------------------------------===

dnl Check the target for which we're compiling and the host that will do the
dnl compilations. This will tell us which LLVM compiler will be used for
dnl compiling SSA into object code. This needs to be done early because
dnl following tests depend on it.
AC_CANONICAL_TARGET

AC_CACHE_CHECK([type of operating system we're going to target],
               [llvm_cv_target_os_type],
[case $target in
  *-*-aix*)
    llvm_cv_target_os_type="AIX" ;;
  *-*-irix*)
    llvm_cv_target_os_type="IRIX" ;;
  *-*-cygwin*)
    llvm_cv_target_os_type="Cygwin" ;;
  *-*-darwin*)
    llvm_cv_target_os_type="Darwin" ;;
  *-*-minix*)
    llvm_cv_target_os_type="Minix" ;;
  *-*-freebsd*)
    llvm_cv_target_os_type="FreeBSD" ;;
  *-*-openbsd*)
    llvm_cv_target_os_type="OpenBSD" ;;
  *-*-netbsd*)
    llvm_cv_target_os_type="NetBSD" ;;
  *-*-dragonfly*)
    llvm_cv_target_os_type="DragonFly" ;;
  *-*-hpux*)
    llvm_cv_target_os_type="HP-UX" ;;
  *-*-interix*)
    llvm_cv_target_os_type="Interix" ;;
  *-*-linux*)
    llvm_cv_target_os_type="Linux" ;;
  *-*-solaris*)
    llvm_cv_target_os_type="SunOS" ;;
  *-*-auroraux*)
    llvm_cv_target_os_type="AuroraUX" ;;
  *-*-win32*)
    llvm_cv_target_os_type="Win32" ;;
  *-*-mingw*)
    llvm_cv_target_os_type="MingW" ;;
  *-*-haiku*)
    llvm_cv_target_os_type="Haiku" ;;
  *-unknown-eabi*)
    llvm_cv_target_os_type="Freestanding" ;;
  *)
    llvm_cv_target_os_type="Unknown" ;;
esac])

dnl Set the "TARGET_OS" Makefile variable based on the target type.
AC_SUBST(TARGET_OS,$llvm_cv_target_os_type)

dnl Determine what our target architecture is and configure accordingly.
dnl This will allow Makefiles to make a distinction between the hardware and
dnl the OS.
AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch],
[case $target in
  i?86-*)                 llvm_cv_target_arch="x86" ;;
  amd64-* | x86_64-*)     llvm_cv_target_arch="x86_64" ;;
  sparc*-*)               llvm_cv_target_arch="Sparc" ;;
  powerpc*-*)             llvm_cv_target_arch="PowerPC" ;;
  alpha*-*)               llvm_cv_target_arch="Alpha" ;;
  arm*-*)                 llvm_cv_target_arch="ARM" ;;
  mips-*)                 llvm_cv_target_arch="Mips" ;;
  xcore-*)                llvm_cv_target_arch="XCore" ;;
  msp430-*)               llvm_cv_target_arch="MSP430" ;;
  s390x-*)                llvm_cv_target_arch="SystemZ" ;;
  bfin-*)                 llvm_cv_target_arch="Blackfin" ;;
  mblaze-*)               llvm_cv_target_arch="MBlaze" ;;
  ptx-*)                  llvm_cv_target_arch="PTX" ;;
  *)                      llvm_cv_target_arch="Unknown" ;;
esac])
if test "$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
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)

dnl Check for the endianness of the target
AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little]))

dnl **************************************************************************
dnl * Get command line options
dnl **************************************************************************

dnl Location of LLVM source code
AC_ARG_WITH(llvmsrc,
  AS_HELP_STRING([--with-llvmsrc=DIR],Location of LLVM Source Code),
  AC_SUBST(LLVM_SRC,[$withval]),
  AC_SUBST(LLVM_SRC,[`cd ${srcdir}/../..; pwd`]))

dnl Location of LLVM object code
AC_ARG_WITH(llvmobj,
  AS_HELP_STRING([--with-llvmobj=DIR],Location of LLVM Object Code),
  AC_SUBST(LLVM_OBJ,[$withval]),
  AC_SUBST(LLVM_OBJ,[`cd ../..; pwd`]))

dnl Location of the parent directory of the external tests
AC_ARG_WITH(externals,
  AS_HELP_STRING([--with-externals=DIR],Location of External Test code),
  AC_SUBST(LLVM_EXTERNALS,[$withval]),
  AC_SUBST(LLVM_EXTERNALS,[$LLVM_SRC/projects/test-suite-externals]))

dnl Configure the default locations of the external benchmarks
EXTERNAL_BENCHMARK(spec95,${LLVM_EXTERNALS}/spec95/benchspec)
EXTERNAL_BENCHMARK(spec2000,${LLVM_EXTERNALS}/speccpu2000/benchspec,[CINT2000])
EXTERNAL_BENCHMARK(spec2006,${LLVM_EXTERNALS}/speccpu2006/benchspec,[CPU2006])
EXTERNAL_BENCHMARK(povray,${LLVM_EXTERNALS}/povray31)
EXTERNAL_BENCHMARK(namd,${LLVM_EXTERNALS}/spec_namd)
EXTERNAL_BENCHMARK(sweep3d,${LLVM_EXTERNALS}/sweep3d)
EXTERNAL_BENCHMARK(fpgrowth,${LLVM_EXTERNALS}/fpgrowth)
EXTERNAL_BENCHMARK(alp,${LLVM_EXTERNALS}/alp)
EXTERNAL_BENCHMARK(nurbs,${LLVM_EXTERNALS}/nurbs)
EXTERNAL_BENCHMARK(hmmer,${LLVM_EXTERNALS}/hmmer)
EXTERNAL_BENCHMARK(skidmarks10,${LLVM_EXTERNALS}/skidmarks10)

dnl LLC Diff Option
AC_ARG_ENABLE(llc_diffs,
  AS_HELP_STRING(--enable-llc_diffs,
                 [Enable LLC Diffs when testing (default is YES)]),,
              enableval=yes)
if test ${enableval} = "no"
then
      AC_SUBST(DISABLE_LLC_DIFFS,[DISABLE_LLC_DIFFS:=1])
else
      AC_SUBST(DISABLE_LLC_DIFFS,[[]])
fi

dnl **************************************************************************
dnl * Check for things needed by the test suite programs
dnl **************************************************************************

dnl Check for compilation tools
AC_PROG_CXX
AC_PROG_CC(gcc)
AC_PROG_CPP

dnl Verify that GCC is version 3.0 or higher

dnl Check for GNU Make.  We use its extensions too, so don't build without it
AC_CHECK_GNU_MAKE
if test -z "$llvm_cv_gnu_make_command" ; then
  AC_MSG_ERROR([GNU Make required but not found])
fi

dnl Checks for other tools
AC_PROG_LIBTOOL

dnl Check for GNU f2c FORTRAN -> C translator
FIND_STD_PROGRAM(f2c,f2c.h,libf2c.a)
dnl Check for the NAG f95 FORTRAN -> C translator
FIND_STD_PROGRAM(f95,,libf97.dylib,[nag fortran])
CHECK_PROGRAM_SANITY([f95],[-V],[NAGWare Fortran 95],1)
if test -z "$sanity" ; then
  AC_SUBST(USE_F95,[[]])
else
  if test "$sanity" -eq "0" ; then
    AC_SUBST(USE_F95,[[]])
  else
    AC_SUBST(USE_F95,[USE_F95=1])
  fi
fi

dnl Checks for header files.
dnl We don't check for ancient stuff or things that are guaranteed to be there
dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers.
AC_HEADER_STDC
AC_HEADER_SYS_WAIT

dnl Determine if the linker supports the -R option.
AC_LINK_USE_R

dnl Check for needed functions
AC_CHECK_FUNC([re_comp],[AC_SUBST(HAVE_RE_COMP,[HAVE_RE_COMP:=1])],
                        [AC_SUBST(HAVE_RE_COMP,[[]])])

dnl Get the extension used for shared libraries
AC_LTDL_SHLIBEXT
AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext)

dnl Create the output files
AC_OUTPUT