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This code is based on the existing LLVM Go bindings project hosted at: https://github.com/go-llvm/llvm Note that all contributors to the gollvm project have agreed to relicense their changes under the LLVM license and submit them to the LLVM project. Differential Revision: http://reviews.llvm.org/D5684 llvm-svn: 219976
2016 lines
74 KiB
Plaintext
2016 lines
74 KiB
Plaintext
dnl === configure.ac --------------------------------------------------------===
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dnl The LLVM Compiler Infrastructure
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dnl
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dnl This file is distributed under the University of Illinois Open Source
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dnl License. See LICENSE.TXT for details.
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dnl
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dnl===-----------------------------------------------------------------------===
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dnl This is the LLVM configuration script. It is processed by the autoconf
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dnl program to produce a script named configure. This script contains the
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dnl configuration checks that LLVM needs in order to support multiple platforms.
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dnl This file is composed of 10 sections per the recommended organization of
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dnl autoconf input defined in the autoconf documentation. As this file evolves,
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dnl please keep the various types of checks within their sections. The sections
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dnl are as follows:
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dnl
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dnl SECTION 1: Initialization & Setup
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dnl SECTION 2: Architecture, target, and host checks
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dnl SECTION 3: Command line arguments for the configure script.
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dnl SECTION 4: Check for programs we need and that they are the right version
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dnl SECTION 5: Check for libraries
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dnl SECTION 6: Check for header files
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dnl SECTION 7: Check for types and structures
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dnl SECTION 8: Check for specific functions needed
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dnl SECTION 9: Additional checks, variables, etc.
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dnl SECTION 10: Specify the output files and generate it
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dnl
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dnl===-----------------------------------------------------------------------===
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dnl===
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dnl=== SECTION 1: Initialization & Setup
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dnl===
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dnl===-----------------------------------------------------------------------===
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dnl Initialize autoconf and define the package name, version number and
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dnl address for reporting bugs.
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AC_INIT([LLVM],[3.6.0svn],[http://llvm.org/bugs/])
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LLVM_VERSION_MAJOR=3
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LLVM_VERSION_MINOR=6
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LLVM_VERSION_PATCH=0
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LLVM_VERSION_SUFFIX=svn
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AC_DEFINE_UNQUOTED([LLVM_VERSION_MAJOR], $LLVM_VERSION_MAJOR, [Major version of the LLVM API])
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AC_DEFINE_UNQUOTED([LLVM_VERSION_MINOR], $LLVM_VERSION_MINOR, [Minor version of the LLVM API])
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AC_DEFINE_UNQUOTED([LLVM_VERSION_PATCH], $LLVM_VERSION_PATCH, [Patch version of the LLVM API])
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AC_SUBST([LLVM_VERSION_MAJOR])
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AC_SUBST([LLVM_VERSION_MINOR])
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AC_SUBST([LLVM_VERSION_PATCH])
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AC_SUBST([LLVM_VERSION_SUFFIX])
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dnl Provide a copyright substitution and ensure the copyright notice is included
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dnl in the output of --version option of the generated configure script.
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AC_SUBST(LLVM_COPYRIGHT,["Copyright (c) 2003-2014 University of Illinois at Urbana-Champaign."])
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AC_COPYRIGHT([Copyright (c) 2003-2014 University of Illinois at Urbana-Champaign.])
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dnl Indicate that we require autoconf 2.60 or later.
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AC_PREREQ(2.60)
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dnl Verify that the source directory is valid. This makes sure that we are
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dnl configuring LLVM and not some other package (it validates --srcdir argument)
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AC_CONFIG_SRCDIR([lib/IR/Module.cpp])
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dnl Place all of the extra autoconf files into the config subdirectory. Tell
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dnl various tools where the m4 autoconf macros are.
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AC_CONFIG_AUX_DIR([autoconf])
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dnl Quit if the source directory has already been configured.
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dnl NOTE: This relies upon undocumented autoconf behavior.
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if test ${srcdir} != "." ; then
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if test -f ${srcdir}/include/llvm/Config/config.h ; then
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AC_MSG_ERROR([Already configured in ${srcdir}])
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fi
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fi
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dnl Default to empty (i.e. assigning the null string to) CFLAGS and CXXFLAGS,
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dnl instead of the autoconf default (for example, '-g -O2' for CC=gcc).
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: ${CFLAGS=}
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: ${CXXFLAGS=}
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dnl We need to check for the compiler up here to avoid anything else
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dnl starting with a different one.
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AC_PROG_CC(clang gcc)
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AC_PROG_CXX(clang++ g++)
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AC_PROG_CPP
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dnl If CXX is Clang, check that it can find and parse C++ standard library
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dnl headers.
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if test "$CXX" = "clang++" ; then
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AC_MSG_CHECKING([whether clang works])
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AC_LANG_PUSH([C++])
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dnl Note that space between 'include' and '(' is required. There's a broken
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dnl regex in aclocal that otherwise will think that we call m4's include
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dnl builtin.
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <limits>
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#if __has_include (<cxxabi.h>)
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#include <cxxabi.h>
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#endif
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#if __has_include (<unwind.h>)
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#include <unwind.h>
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#endif
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]])],
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[
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AC_MSG_RESULT([yes])
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],
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[
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AC_MSG_RESULT([no])
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AC_MSG_ERROR([Selected compiler could not find or parse C++ standard library headers. Rerun with CC=c-compiler CXX=c++-compiler ./configure ...])
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])
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AC_LANG_POP([C++])
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fi
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dnl Set up variables that track whether the host compiler is GCC or Clang where
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dnl we can effectively sanity check them. We don't try to sanity check all the
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dnl other possible compilers.
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AC_MSG_CHECKING([whether GCC or Clang is our host compiler])
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AC_LANG_PUSH([C++])
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llvm_cv_cxx_compiler=unknown
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AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#if ! __clang__
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#error
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#endif
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]])],
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llvm_cv_cxx_compiler=clang,
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[AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#if ! __GNUC__
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#error
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#endif
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]])],
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llvm_cv_cxx_compiler=gcc, [])])
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AC_LANG_POP([C++])
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AC_MSG_RESULT([${llvm_cv_cxx_compiler}])
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dnl Configure all of the projects present in our source tree. While we could
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dnl just AC_CONFIG_SUBDIRS on the set of directories in projects that have a
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dnl configure script, that usage of the AC_CONFIG_SUBDIRS macro is deprecated.
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dnl Instead we match on the known projects.
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dnl
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dnl One tricky part of doing this is that some projects depend upon other
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dnl projects. For example, several projects rely upon the LLVM test suite.
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dnl We want to configure those projects first so that their object trees are
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dnl created before running the configure scripts of projects that depend upon
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dnl them.
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dnl
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dnl Several projects use the LLVM test suite, so configure it next.
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if test -d ${srcdir}/projects/test-suite ; then
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AC_CONFIG_SUBDIRS([projects/test-suite])
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fi
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dnl llvm-test is the old name of the test-suite, kept here for backwards
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dnl compatibility
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if test -d ${srcdir}/projects/llvm-test ; then
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AC_CONFIG_SUBDIRS([projects/llvm-test])
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fi
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dnl Some projects use poolalloc; configure that next
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if test -d ${srcdir}/projects/poolalloc ; then
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AC_CONFIG_SUBDIRS([projects/poolalloc])
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fi
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if test -d ${srcdir}/projects/llvm-poolalloc ; then
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AC_CONFIG_SUBDIRS([projects/llvm-poolalloc])
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fi
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dnl Check for all other projects
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for i in `ls ${srcdir}/projects`
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do
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if test -d ${srcdir}/projects/${i} ; then
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case ${i} in
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safecode) AC_CONFIG_SUBDIRS([projects/safecode]) ;;
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compiler-rt) ;;
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test-suite) ;;
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llvm-test) ;;
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poolalloc) ;;
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llvm-poolalloc) ;;
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*)
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AC_MSG_WARN([Unknown project (${i}) won't be configured automatically])
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;;
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esac
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fi
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done
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dnl Disable the build of polly, even if it is checked out into tools/polly.
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AC_ARG_ENABLE(polly,
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AS_HELP_STRING([--enable-polly],
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[Use polly if available (default is YES)]),,
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enableval=default)
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case "$enableval" in
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yes) AC_SUBST(ENABLE_POLLY,[1]) ;;
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no) AC_SUBST(ENABLE_POLLY,[0]) ;;
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default) AC_SUBST(ENABLE_POLLY,[1]) ;;
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*) AC_MSG_ERROR([Invalid setting for --enable-polly. Use "yes" or "no"]) ;;
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esac
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dnl Check if polly is checked out into tools/polly and configure it if
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dnl available.
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if (test -d ${srcdir}/tools/polly) && (test $ENABLE_POLLY -eq 1) ; then
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AC_SUBST(LLVM_HAS_POLLY,1)
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AC_CONFIG_SUBDIRS([tools/polly])
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fi
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dnl===-----------------------------------------------------------------------===
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dnl===
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dnl=== SECTION 2: Architecture, target, and host checks
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dnl===
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dnl===-----------------------------------------------------------------------===
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dnl Check the target for which we're compiling and the host that will do the
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dnl compilations. This will tell us which LLVM compiler will be used for
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dnl compiling SSA into object code. This needs to be done early because
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dnl following tests depend on it.
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AC_CANONICAL_TARGET
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dnl Determine the platform type and cache its value. This helps us configure
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dnl the System library to the correct build platform.
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AC_CACHE_CHECK([type of operating system we're going to host on],
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[llvm_cv_os_type],
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[case $host in
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*-*-aix*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="AIX"
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llvm_cv_platform_type="Unix" ;;
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*-*-irix*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="IRIX"
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llvm_cv_platform_type="Unix" ;;
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*-*-cygwin*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="Cygwin"
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llvm_cv_platform_type="Unix" ;;
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*-*-darwin*)
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llvm_cv_link_all_option="-Wl,-all_load"
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llvm_cv_no_link_all_option="-Wl,-noall_load"
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llvm_cv_os_type="Darwin"
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llvm_cv_platform_type="Unix" ;;
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*-*-minix*)
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llvm_cv_link_all_option="-Wl,-all_load"
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llvm_cv_no_link_all_option="-Wl,-noall_load"
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llvm_cv_os_type="Minix"
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llvm_cv_platform_type="Unix" ;;
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*-*-freebsd*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="FreeBSD"
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llvm_cv_platform_type="Unix" ;;
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*-*-kfreebsd-gnu)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="GNU/kFreeBSD"
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llvm_cv_platform_type="Unix" ;;
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*-*-openbsd*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="OpenBSD"
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llvm_cv_platform_type="Unix" ;;
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*-*-netbsd*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="NetBSD"
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llvm_cv_platform_type="Unix" ;;
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*-*-dragonfly*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="DragonFly"
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llvm_cv_platform_type="Unix" ;;
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*-*-hpux*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="HP-UX"
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llvm_cv_platform_type="Unix" ;;
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*-*-interix*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="Interix"
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llvm_cv_platform_type="Unix" ;;
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*-*-linux*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="Linux"
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llvm_cv_platform_type="Unix" ;;
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*-*-gnu*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="GNU"
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llvm_cv_platform_type="Unix" ;;
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*-*-solaris*)
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llvm_cv_link_all_option="-Wl,-z,allextract"
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llvm_cv_no_link_all_option="-Wl,-z,defaultextract"
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llvm_cv_os_type="SunOS"
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llvm_cv_platform_type="Unix" ;;
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*-*-win32*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="Win32"
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llvm_cv_platform_type="Win32" ;;
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*-*-mingw*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="MingW"
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llvm_cv_platform_type="Win32" ;;
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*-*-haiku*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="Haiku"
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llvm_cv_platform_type="Unix" ;;
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*-unknown-eabi*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="Freestanding"
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llvm_cv_platform_type="Unix" ;;
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*-unknown-elf*)
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llvm_cv_link_all_option="-Wl,--whole-archive"
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llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
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llvm_cv_os_type="Freestanding"
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llvm_cv_platform_type="Unix" ;;
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*)
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llvm_cv_link_all_option=""
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llvm_cv_no_link_all_option=""
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llvm_cv_os_type="Unknown"
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llvm_cv_platform_type="Unknown" ;;
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esac])
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AC_CACHE_CHECK([type of operating system we're going to target],
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[llvm_cv_target_os_type],
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[case $target in
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*-*-aix*)
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llvm_cv_target_os_type="AIX" ;;
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*-*-irix*)
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llvm_cv_target_os_type="IRIX" ;;
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*-*-cygwin*)
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llvm_cv_target_os_type="Cygwin" ;;
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*-*-darwin*)
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llvm_cv_target_os_type="Darwin" ;;
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*-*-minix*)
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llvm_cv_target_os_type="Minix" ;;
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*-*-freebsd*)
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llvm_cv_target_os_type="FreeBSD" ;;
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*-*-kfreebsd-gnu)
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llvm_cv_target_os_type="GNU/kFreeBSD" ;;
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*-*-openbsd*)
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llvm_cv_target_os_type="OpenBSD" ;;
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*-*-netbsd*)
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llvm_cv_target_os_type="NetBSD" ;;
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*-*-dragonfly*)
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llvm_cv_target_os_type="DragonFly" ;;
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*-*-hpux*)
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llvm_cv_target_os_type="HP-UX" ;;
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*-*-interix*)
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llvm_cv_target_os_type="Interix" ;;
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*-*-linux*)
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llvm_cv_target_os_type="Linux" ;;
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*-*-gnu*)
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llvm_cv_target_os_type="GNU" ;;
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*-*-solaris*)
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llvm_cv_target_os_type="SunOS" ;;
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*-*-win32*)
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llvm_cv_target_os_type="Win32" ;;
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*-*-mingw*)
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llvm_cv_target_os_type="MingW" ;;
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*-*-haiku*)
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llvm_cv_target_os_type="Haiku" ;;
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*-*-rtems*)
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llvm_cv_target_os_type="RTEMS" ;;
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*-*-nacl*)
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llvm_cv_target_os_type="NativeClient" ;;
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*-unknown-eabi*)
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llvm_cv_target_os_type="Freestanding" ;;
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*)
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llvm_cv_target_os_type="Unknown" ;;
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esac])
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dnl Make sure we aren't attempting to configure for an unknown system
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if test "$llvm_cv_os_type" = "Unknown" ; then
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AC_MSG_ERROR([Operating system is unknown, configure can't continue])
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fi
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dnl Set the "OS" Makefile variable based on the platform type so the
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dnl makefile can configure itself to specific build hosts
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AC_SUBST(OS,$llvm_cv_os_type)
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AC_SUBST(HOST_OS,$llvm_cv_os_type)
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AC_SUBST(TARGET_OS,$llvm_cv_target_os_type)
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dnl Set the LINKALL and NOLINKALL Makefile variables based on the platform
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AC_SUBST(LINKALL,$llvm_cv_link_all_option)
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AC_SUBST(NOLINKALL,$llvm_cv_no_link_all_option)
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dnl Set the "LLVM_ON_*" variables based on llvm_cv_platform_type
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dnl This is used by lib/Support to determine the basic kind of implementation
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dnl to use.
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case $llvm_cv_platform_type in
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Unix)
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AC_DEFINE([LLVM_ON_UNIX],[1],[Define if this is Unixish platform])
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AC_SUBST(LLVM_ON_UNIX,[1])
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AC_SUBST(LLVM_ON_WIN32,[0])
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;;
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Win32)
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AC_DEFINE([LLVM_ON_WIN32],[1],[Define if this is Win32ish platform])
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AC_SUBST(LLVM_ON_UNIX,[0])
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AC_SUBST(LLVM_ON_WIN32,[1])
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;;
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esac
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dnl Determine what our target architecture is and configure accordingly.
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dnl This will allow Makefiles to make a distinction between the hardware and
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dnl the OS.
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AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch],
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[case $target in
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i?86-*) llvm_cv_target_arch="x86" ;;
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amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;;
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sparc*-*) llvm_cv_target_arch="Sparc" ;;
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powerpc*-*) llvm_cv_target_arch="PowerPC" ;;
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arm64*-*) llvm_cv_target_arch="AArch64" ;;
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arm*-*) llvm_cv_target_arch="ARM" ;;
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aarch64*-*) llvm_cv_target_arch="AArch64" ;;
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mips-* | mips64-*) llvm_cv_target_arch="Mips" ;;
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mipsel-* | mips64el-*) llvm_cv_target_arch="Mips" ;;
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xcore-*) llvm_cv_target_arch="XCore" ;;
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msp430-*) llvm_cv_target_arch="MSP430" ;;
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hexagon-*) llvm_cv_target_arch="Hexagon" ;;
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nvptx-*) llvm_cv_target_arch="NVPTX" ;;
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s390x-*) llvm_cv_target_arch="SystemZ" ;;
|
|
*) llvm_cv_target_arch="Unknown" ;;
|
|
esac])
|
|
|
|
if test "$llvm_cv_target_arch" = "Unknown" ; then
|
|
AC_MSG_WARN([Configuring LLVM for an unknown target archicture])
|
|
fi
|
|
|
|
dnl Determine the LLVM native architecture for the target
|
|
case "$llvm_cv_target_arch" in
|
|
x86) LLVM_NATIVE_ARCH="X86" ;;
|
|
x86_64) LLVM_NATIVE_ARCH="X86" ;;
|
|
*) LLVM_NATIVE_ARCH="$llvm_cv_target_arch" ;;
|
|
esac
|
|
|
|
dnl Define a substitution, ARCH, for the target architecture
|
|
AC_SUBST(ARCH,$llvm_cv_target_arch)
|
|
AC_SUBST(LLVM_NATIVE_ARCH,$LLVM_NATIVE_ARCH)
|
|
|
|
dnl Determine what our host architecture.
|
|
dnl This will allow MCJIT regress tests runs only for supported
|
|
dnl platforms.
|
|
case $host in
|
|
i?86-*) host_arch="x86" ;;
|
|
amd64-* | x86_64-*) host_arch="x86_64" ;;
|
|
sparc*-*) host_arch="Sparc" ;;
|
|
powerpc*-*) host_arch="PowerPC" ;;
|
|
arm64*-*) host_arch="AArch64" ;;
|
|
arm*-*) host_arch="ARM" ;;
|
|
aarch64*-*) host_arch="AArch64" ;;
|
|
mips-* | mips64-*) host_arch="Mips" ;;
|
|
mipsel-* | mips64el-*) host_arch="Mips" ;;
|
|
xcore-*) host_arch="XCore" ;;
|
|
msp430-*) host_arch="MSP430" ;;
|
|
hexagon-*) host_arch="Hexagon" ;;
|
|
s390x-*) host_arch="SystemZ" ;;
|
|
*) host_arch="Unknown" ;;
|
|
esac
|
|
|
|
if test "$host_arch" = "Unknown" ; then
|
|
AC_MSG_WARN([Configuring LLVM for an unknown host archicture])
|
|
fi
|
|
|
|
AC_SUBST(HOST_ARCH,$host_arch)
|
|
|
|
dnl Check for build platform executable suffix if we're cross-compiling
|
|
if test "$cross_compiling" = yes; then
|
|
AC_SUBST(LLVM_CROSS_COMPILING, [1])
|
|
AC_BUILD_EXEEXT
|
|
ac_build_prefix=${build_alias}-
|
|
AC_CHECK_PROG(BUILD_CXX, ${ac_build_prefix}g++, ${ac_build_prefix}g++)
|
|
if test -z "$BUILD_CXX"; then
|
|
AC_CHECK_PROG(BUILD_CXX, g++, g++)
|
|
if test -z "$BUILD_CXX"; then
|
|
AC_CHECK_PROG(BUILD_CXX, c++, c++, , , /usr/ucb/c++)
|
|
fi
|
|
fi
|
|
else
|
|
AC_SUBST(LLVM_CROSS_COMPILING, [0])
|
|
fi
|
|
|
|
dnl Check to see if there's a .svn or .git directory indicating that this
|
|
dnl build is being done from a checkout. This sets up several defaults for
|
|
dnl the command line switches. When we build with a checkout directory,
|
|
dnl we get a debug with assertions turned on. Without, we assume a source
|
|
dnl release and we get an optimized build without assertions.
|
|
dnl See --enable-optimized and --enable-assertions below
|
|
if test -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then
|
|
cvsbuild="yes"
|
|
optimize="no"
|
|
AC_SUBST(CVSBUILD,[[CVSBUILD=1]])
|
|
else
|
|
cvsbuild="no"
|
|
optimize="yes"
|
|
fi
|
|
|
|
dnl===-----------------------------------------------------------------------===
|
|
dnl===
|
|
dnl=== SECTION 3: Command line arguments for the configure script.
|
|
dnl===
|
|
dnl===-----------------------------------------------------------------------===
|
|
|
|
dnl --enable-libcpp : check whether or not to use libc++ on the command line
|
|
AC_ARG_ENABLE(libcpp,
|
|
AS_HELP_STRING([--enable-libcpp],
|
|
[Use libc++ if available (default is NO)]),,
|
|
enableval=default)
|
|
case "$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 Check both GCC and Clang for sufficiently modern versions. These checks can
|
|
dnl be bypassed by passing a flag if necessary on a platform. We have to do
|
|
dnl these checks here so that we have the configuration of the standard C++
|
|
dnl library finished.
|
|
AC_ARG_ENABLE(compiler-version-checks,
|
|
AS_HELP_STRING([--enable-compiler-version-checks],
|
|
[Check the version of the host compiler (default is YES)]),,
|
|
enableval=default)
|
|
case "$enableval" in
|
|
no)
|
|
;;
|
|
yes|default)
|
|
AC_LANG_PUSH([C++])
|
|
case "$llvm_cv_cxx_compiler" in
|
|
clang)
|
|
AC_MSG_CHECKING([whether Clang is new enough])
|
|
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
|
|
#if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 1)
|
|
#error This version of Clang is too old to build LLVM
|
|
#endif
|
|
]])],
|
|
[AC_MSG_RESULT([yes])],
|
|
[AC_MSG_RESULT([no])
|
|
AC_MSG_ERROR([
|
|
The selected Clang compiler is not new enough to build LLVM. Please upgrade to
|
|
Clang 3.1. You may pass --disable-compiler-version-checks to configure to
|
|
bypass these sanity checks.])])
|
|
|
|
dnl Note that libstdc++4.6 is known broken for C++11 builds. The errors
|
|
dnl are sometimes deeply confusing though. Here we test for an obvious
|
|
dnl incomplete feature in 4.6's standard library that was completed in
|
|
dnl 4.7's. We also have to disable this test if 'ENABLE_LIBCPP' is set
|
|
dnl because the enable flags don't actually fix CXXFLAGS, they rely on
|
|
dnl that happening in the Makefile.
|
|
if test "$ENABLE_LIBCPP" -eq 0 ; then
|
|
AC_MSG_CHECKING([whether Clang will select a modern C++ standard library])
|
|
llvm_cv_old_cxxflags="$CXXFLAGS"
|
|
CXXFLAGS="$CXXFLAGS -std=c++0x"
|
|
AC_LINK_IFELSE([AC_LANG_SOURCE([[
|
|
#include <atomic>
|
|
std::atomic<float> x(0.0f);
|
|
int main() { return (float)x; }
|
|
]])],
|
|
[AC_MSG_RESULT([yes])],
|
|
[AC_MSG_RESULT([no])
|
|
AC_MSG_ERROR([
|
|
We detected a missing feature in the standard C++ library that was known to be
|
|
missing in libstdc++4.6 and implemented in libstdc++4.7. There are numerous
|
|
C++11 problems with 4.6's library, and we don't support GCCs or libstdc++ older
|
|
than 4.7. You will need to update your system and ensure Clang uses the newer
|
|
standard library.
|
|
|
|
If this error is incorrect or you need to force things to work, you may pass
|
|
'--disable-compiler-version-checks' to configure to bypass this test.])])
|
|
CXXFLAGS="$llvm_cv_old_cxxflags"
|
|
fi
|
|
;;
|
|
gcc)
|
|
AC_MSG_CHECKING([whether GCC is new enough])
|
|
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
|
|
#if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 7)
|
|
#error This version of GCC is too old to build LLVM
|
|
#endif
|
|
]])],
|
|
[AC_MSG_RESULT([yes])],
|
|
[AC_MSG_RESULT([no])
|
|
AC_MSG_ERROR([
|
|
The selected GCC C++ compiler is not new enough to build LLVM. Please upgrade
|
|
to GCC 4.7. You may pass --disable-compiler-version-checks to configure to
|
|
bypass these sanity checks.])])
|
|
;;
|
|
unknown)
|
|
;;
|
|
esac
|
|
AC_LANG_POP([C++])
|
|
;;
|
|
*)
|
|
AC_MSG_ERROR([Invalid setting for --enable-compiler-version-checks. Use "yes" or "no"])
|
|
;;
|
|
esac
|
|
|
|
dnl --enable-cxx1y : check whether or not to use -std=c++1y on the command line
|
|
AC_ARG_ENABLE(cxx1y,
|
|
AS_HELP_STRING([--enable-cxx1y],
|
|
[Use c++1y if available (default is NO)]),,
|
|
enableval=default)
|
|
case "$enableval" in
|
|
yes) AC_SUBST(ENABLE_CXX1Y,[1]) ;;
|
|
no) AC_SUBST(ENABLE_CXX1Y,[0]) ;;
|
|
default) AC_SUBST(ENABLE_CXX1Y,[0]);;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-cxx1y. Use "yes" or "no"]) ;;
|
|
esac
|
|
|
|
dnl --enable-split-dwarf : check whether or not to use -gsplit-dwarf on the command
|
|
dnl line
|
|
AC_ARG_ENABLE(split-dwarf,
|
|
AS_HELP_STRING([--enable-split-dwarf],
|
|
[Use split-dwarf if available (default is NO)]),,
|
|
enableval=default)
|
|
case "$enableval" in
|
|
yes) AC_SUBST(ENABLE_SPLIT_DWARF,[1]) ;;
|
|
no) AC_SUBST(ENABLE_SPLIT_DWARF,[0]) ;;
|
|
default) AC_SUBST(ENABLE_SPLIT_DWARF,[0]);;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-split-dwarf. Use "yes" or "no"]) ;;
|
|
esac
|
|
|
|
dnl --enable-clang-arcmt: check whether to enable clang arcmt
|
|
clang_arcmt="yes"
|
|
AC_ARG_ENABLE(clang-arcmt,
|
|
AS_HELP_STRING([--enable-clang-arcmt],
|
|
[Enable building of clang ARCMT (default is YES)]),
|
|
clang_arcmt="$enableval",
|
|
enableval="yes")
|
|
case "$enableval" in
|
|
yes) AC_SUBST(ENABLE_CLANG_ARCMT,[1]) ;;
|
|
no) AC_SUBST(ENABLE_CLANG_ARCMT,[0]) ;;
|
|
default) AC_SUBST(ENABLE_CLANG_ARCMT,[1]);;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-clang-arcmt. Use "yes" or "no"]) ;;
|
|
esac
|
|
|
|
dnl --enable-clang-plugin-support: check whether to enable plugins in clang
|
|
clang_plugin_support="yes"
|
|
AC_ARG_ENABLE(clang-plugin-support,
|
|
AS_HELP_STRING([--enable-clang-plugin-support],
|
|
[Enable plugin support in clang (default is YES)]),
|
|
clang_plugin_support="$enableval",
|
|
enableval="yes")
|
|
case "$enableval" in
|
|
yes) AC_SUBST(CLANG_PLUGIN_SUPPORT,[1]) ;;
|
|
no) AC_SUBST(CLANG_PLUGIN_SUPPORT,[0]) ;;
|
|
default) AC_SUBST(CLANG_PLUGIN_SUPPORT,[1]);;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-clang-plugin-support. Use "yes" or "no"]) ;;
|
|
esac
|
|
|
|
dnl --enable-clang-static-analyzer: check whether to enable static-analyzer
|
|
clang_static_analyzer="yes"
|
|
AC_ARG_ENABLE(clang-static-analyzer,
|
|
AS_HELP_STRING([--enable-clang-static-analyzer],
|
|
[Enable building of clang Static Analyzer (default is YES)]),
|
|
clang_static_analyzer="$enableval",
|
|
enableval="yes")
|
|
case "$enableval" in
|
|
yes) AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[1]) ;;
|
|
no)
|
|
if test ${clang_arcmt} != "no" ; then
|
|
AC_MSG_ERROR([Cannot enable clang ARC Migration Tool while disabling static analyzer.])
|
|
fi
|
|
AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[0])
|
|
;;
|
|
default) AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[1]);;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-clang-static-analyzer. Use "yes" or "no"]) ;;
|
|
esac
|
|
|
|
dnl --enable-optimized : check whether they want to do an optimized build:
|
|
AC_ARG_ENABLE(optimized, AS_HELP_STRING(
|
|
--enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize)
|
|
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")
|
|
if test ${enableval} = "yes" ; then
|
|
AC_SUBST(DISABLE_ASSERTIONS,[[]])
|
|
else
|
|
AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]])
|
|
fi
|
|
|
|
dnl --enable-werror : check whether we want Werror on by default
|
|
AC_ARG_ENABLE(werror,AS_HELP_STRING(
|
|
--enable-werror,[Compile with -Werror enabled (default is NO)]),, enableval="no")
|
|
case "$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")
|
|
if test ${enableval} = "yes" ; then
|
|
AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]])
|
|
AC_SUBST(EXPENSIVE_CHECKS,[[yes]])
|
|
else
|
|
AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[]])
|
|
AC_SUBST(EXPENSIVE_CHECKS,[[no]])
|
|
fi
|
|
|
|
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)
|
|
if test ${enableval} = "no" ; then
|
|
AC_SUBST(DEBUG_RUNTIME,[[]])
|
|
else
|
|
AC_SUBST(DEBUG_RUNTIME,[[DEBUG_RUNTIME=1]])
|
|
fi
|
|
|
|
dnl --enable-debug-symbols : should even optimized compiler libraries
|
|
dnl have debug symbols?
|
|
AC_ARG_ENABLE(debug-symbols,
|
|
AS_HELP_STRING(--enable-debug-symbols,[Build compiler with debug symbols (default is NO if optimization is on and YES if it's off)]),,enableval=no)
|
|
if test ${enableval} = "no" ; then
|
|
AC_SUBST(DEBUG_SYMBOLS,[[]])
|
|
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,
|
|
[Enable Just In Time Compiling (default is YES)]),,
|
|
enableval=default)
|
|
if test ${enableval} = "no"
|
|
then
|
|
AC_SUBST(JIT,[[]])
|
|
else
|
|
case "$llvm_cv_target_arch" in
|
|
x86) AC_SUBST(TARGET_HAS_JIT,1) ;;
|
|
Sparc) AC_SUBST(TARGET_HAS_JIT,0) ;;
|
|
PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;;
|
|
x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;;
|
|
ARM) AC_SUBST(TARGET_HAS_JIT,1) ;;
|
|
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) ;;
|
|
NVPTX) AC_SUBST(TARGET_HAS_JIT,0) ;;
|
|
SystemZ) AC_SUBST(TARGET_HAS_JIT,1) ;;
|
|
*) AC_SUBST(TARGET_HAS_JIT,0) ;;
|
|
esac
|
|
fi
|
|
|
|
TARGETS_WITH_JIT="ARM AArch64 Mips PowerPC SystemZ X86"
|
|
AC_SUBST(TARGETS_WITH_JIT,$TARGETS_WITH_JIT)
|
|
|
|
dnl Allow enablement of building and installing docs
|
|
AC_ARG_ENABLE(docs,
|
|
AS_HELP_STRING([--enable-docs],
|
|
[Build documents (default is YES)]),,
|
|
enableval=default)
|
|
case "$enableval" in
|
|
yes) AC_SUBST(ENABLE_DOCS,[1]) ;;
|
|
no) AC_SUBST(ENABLE_DOCS,[0]) ;;
|
|
default) AC_SUBST(ENABLE_DOCS,[1]) ;;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-docs. Use "yes" or "no"]) ;;
|
|
esac
|
|
|
|
dnl Allow enablement of doxygen generated documentation
|
|
AC_ARG_ENABLE(doxygen,
|
|
AS_HELP_STRING([--enable-doxygen],
|
|
[Build doxygen documentation (default is NO)]),,
|
|
enableval=default)
|
|
case "$enableval" in
|
|
yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;;
|
|
no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
|
|
default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;;
|
|
esac
|
|
|
|
dnl Allow disablement of threads
|
|
AC_ARG_ENABLE(threads,
|
|
AS_HELP_STRING([--enable-threads],
|
|
[Use threads if available (default is YES)]),,
|
|
enableval=default)
|
|
case "$enableval" in
|
|
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([LLVM_ENABLE_THREADS],$LLVM_ENABLE_THREADS,
|
|
[Define if threads enabled])
|
|
|
|
dnl Allow disablement of pthread.h
|
|
AC_ARG_ENABLE(pthreads,
|
|
AS_HELP_STRING([--enable-pthreads],
|
|
[Use pthreads if available (default is YES)]),,
|
|
enableval=default)
|
|
case "$enableval" in
|
|
yes) AC_SUBST(ENABLE_PTHREADS,[1]) ;;
|
|
no) AC_SUBST(ENABLE_PTHREADS,[0]) ;;
|
|
default) AC_SUBST(ENABLE_PTHREADS,[1]) ;;
|
|
*) 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],
|
|
[Build LLVM with Position Independent Code (default is YES)]),,
|
|
enableval=default)
|
|
case "$enableval" in
|
|
yes) AC_SUBST(ENABLE_PIC,[1]) ;;
|
|
no) AC_SUBST(ENABLE_PIC,[0]) ;;
|
|
default) AC_SUBST(ENABLE_PIC,[1]) ;;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-pic. Use "yes" or "no"]) ;;
|
|
esac
|
|
AC_DEFINE_UNQUOTED([ENABLE_PIC],$ENABLE_PIC,
|
|
[Define if position independent code is enabled])
|
|
|
|
dnl Allow building a shared library and linking tools against it.
|
|
AC_ARG_ENABLE(shared,
|
|
AS_HELP_STRING([--enable-shared],
|
|
[Build a shared library and link tools against it (default is NO)]),,
|
|
enableval=default)
|
|
case "$enableval" in
|
|
yes) AC_SUBST(ENABLE_SHARED,[1]) ;;
|
|
no) AC_SUBST(ENABLE_SHARED,[0]) ;;
|
|
default) AC_SUBST(ENABLE_SHARED,[0]) ;;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-shared. Use "yes" or "no"]) ;;
|
|
esac
|
|
|
|
dnl Allow libstdc++ is embedded in LLVM.dll.
|
|
AC_ARG_ENABLE(embed-stdcxx,
|
|
AS_HELP_STRING([--enable-embed-stdcxx],
|
|
[Build a shared library with embedded libstdc++ for Win32 DLL (default is NO)]),,
|
|
enableval=default)
|
|
case "$enableval" in
|
|
yes) AC_SUBST(ENABLE_EMBED_STDCXX,[1]) ;;
|
|
no) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;;
|
|
default) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-embed-stdcxx. Use "yes" or "no"]) ;;
|
|
esac
|
|
|
|
dnl Enable embedding timestamp information into build.
|
|
AC_ARG_ENABLE(timestamps,
|
|
AS_HELP_STRING([--enable-timestamps],
|
|
[Enable embedding timestamp information in build (default is YES)]),,
|
|
enableval=default)
|
|
case "$enableval" in
|
|
yes) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
|
|
no) AC_SUBST(ENABLE_TIMESTAMPS,[0]) ;;
|
|
default) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-timestamps. Use "yes" or "no"]) ;;
|
|
esac
|
|
AC_DEFINE_UNQUOTED([ENABLE_TIMESTAMPS],$ENABLE_TIMESTAMPS,
|
|
[Define if timestamp information (e.g., __DATE__) is allowed])
|
|
|
|
dnl Enable support for showing backtraces.
|
|
AC_ARG_ENABLE(backtraces, AS_HELP_STRING(
|
|
[--enable-backtraces],
|
|
[Enable embedding backtraces on crash (default is YES)]),
|
|
[case "$enableval" in
|
|
yes) llvm_cv_enable_backtraces="yes" ;;
|
|
no) llvm_cv_enable_backtraces="no" ;;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-backtraces. Use "yes" or "no"]) ;;
|
|
esac],
|
|
llvm_cv_enable_backtraces="yes")
|
|
if test "$llvm_cv_enable_backtraces" = "yes" ; then
|
|
AC_DEFINE([ENABLE_BACKTRACES],[1],
|
|
[Define if you want backtraces on crash])
|
|
fi
|
|
|
|
dnl Enable installing platform specific signal handling overrides, for improved
|
|
dnl CrashRecovery support or interaction with crash reporting software. This
|
|
dnl support may be inappropriate for some clients embedding LLVM as a library.
|
|
AC_ARG_ENABLE(crash-overrides, AS_HELP_STRING(
|
|
[--enable-crash-overrides],
|
|
[Enable crash handling overrides (default is YES)]),
|
|
[case "$enableval" in
|
|
yes) llvm_cv_enable_crash_overrides="yes" ;;
|
|
no) llvm_cv_enable_crash_overrides="no" ;;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-crash-overrides. Use "yes" or "no"]) ;;
|
|
esac],
|
|
llvm_cv_enable_crash_overrides="yes")
|
|
if test "$llvm_cv_enable_crash_overrides" = "yes" ; then
|
|
AC_DEFINE([ENABLE_CRASH_OVERRIDES],[1],
|
|
[Define to enable crash handling overrides])
|
|
fi
|
|
|
|
dnl List all possible targets
|
|
ALL_TARGETS="X86 Sparc PowerPC ARM AArch64 Mips XCore MSP430 CppBackend NVPTX Hexagon SystemZ R600"
|
|
AC_SUBST(ALL_TARGETS,$ALL_TARGETS)
|
|
|
|
dnl Allow specific targets to be specified for building (or not)
|
|
TARGETS_TO_BUILD=""
|
|
AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets],
|
|
[Build specific host targets: all or target1,target2,... Valid targets are:
|
|
host, x86, x86_64, sparc, powerpc, arm64, arm, aarch64, mips, hexagon,
|
|
xcore, msp430, nvptx, systemz, r600, and cpp (default=all)]),,
|
|
enableval=all)
|
|
if test "$enableval" = host-only ; then
|
|
enableval=host
|
|
fi
|
|
case "$enableval" in
|
|
all) TARGETS_TO_BUILD="$ALL_TARGETS" ;;
|
|
*)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
|
|
case "$a_target" in
|
|
x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
|
|
x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
|
|
sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
|
|
powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
|
|
aarch64) TARGETS_TO_BUILD="AArch64 $TARGETS_TO_BUILD" ;;
|
|
arm64) TARGETS_TO_BUILD="AArch64 $TARGETS_TO_BUILD" ;;
|
|
arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
|
|
mips) TARGETS_TO_BUILD="Mips $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" ;;
|
|
cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
|
|
hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;;
|
|
nvptx) TARGETS_TO_BUILD="NVPTX $TARGETS_TO_BUILD" ;;
|
|
systemz) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
|
|
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" ;;
|
|
XCore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
|
|
MSP430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
|
|
Hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;;
|
|
NVPTX) TARGETS_TO_BUILD="NVPTX $TARGETS_TO_BUILD" ;;
|
|
SystemZ) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
|
|
*) AC_MSG_ERROR([Can not set target to build]) ;;
|
|
esac ;;
|
|
*) AC_MSG_ERROR([Unrecognized target $a_target]) ;;
|
|
esac
|
|
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.
|
|
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, $LLVM_NATIVE_ARCH,
|
|
[LLVM architecture name for the native architecture, if available])
|
|
LLVM_NATIVE_TARGET="LLVMInitialize${LLVM_NATIVE_ARCH}Target"
|
|
LLVM_NATIVE_TARGETINFO="LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo"
|
|
LLVM_NATIVE_TARGETMC="LLVMInitialize${LLVM_NATIVE_ARCH}TargetMC"
|
|
LLVM_NATIVE_ASMPRINTER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter"
|
|
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,
|
|
[LLVM name for the native TargetInfo init function, if available])
|
|
AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETMC, $LLVM_NATIVE_TARGETMC,
|
|
[LLVM name for the native target MC init function, if available])
|
|
AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPRINTER, $LLVM_NATIVE_ASMPRINTER,
|
|
[LLVM name for the native AsmPrinter init function, if available])
|
|
if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then
|
|
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
|
|
|
|
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=""
|
|
LLVM_ENUM_DISASSEMBLERS=""
|
|
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.cpp ; then
|
|
LLVM_ENUM_ASM_PRINTERS="LLVM_ASM_PRINTER($target_to_build) $LLVM_ENUM_ASM_PRINTERS";
|
|
fi
|
|
if test -f ${srcdir}/lib/Target/${target_to_build}/AsmParser/Makefile ; then
|
|
LLVM_ENUM_ASM_PARSERS="LLVM_ASM_PARSER($target_to_build) $LLVM_ENUM_ASM_PARSERS";
|
|
fi
|
|
if test -f ${srcdir}/lib/Target/${target_to_build}/Disassembler/Makefile ; then
|
|
LLVM_ENUM_DISASSEMBLERS="LLVM_DISASSEMBLER($target_to_build) $LLVM_ENUM_DISASSEMBLERS";
|
|
fi
|
|
done
|
|
AC_SUBST(LLVM_ENUM_TARGETS)
|
|
AC_SUBST(LLVM_ENUM_ASM_PRINTERS)
|
|
AC_SUBST(LLVM_ENUM_ASM_PARSERS)
|
|
AC_SUBST(LLVM_ENUM_DISASSEMBLERS)
|
|
|
|
dnl Override the option to use for optimized builds.
|
|
AC_ARG_WITH(optimize-option,
|
|
AS_HELP_STRING([--with-optimize-option],
|
|
[Select the compiler options to use for optimized builds]),,
|
|
withval=default)
|
|
AC_MSG_CHECKING([optimization flags])
|
|
case "$withval" in
|
|
default)
|
|
case "$llvm_cv_os_type" in
|
|
FreeBSD) optimize_option=-O2 ;;
|
|
MingW) optimize_option=-O2 ;;
|
|
*) optimize_option=-O3 ;;
|
|
esac ;;
|
|
*) optimize_option="$withval" ;;
|
|
esac
|
|
AC_SUBST(OPTIMIZE_OPTION,$optimize_option)
|
|
AC_MSG_RESULT([$optimize_option])
|
|
|
|
dnl Specify extra build options
|
|
AC_ARG_WITH(extra-options,
|
|
AS_HELP_STRING([--with-extra-options],
|
|
[Specify additional options to compile LLVM with]),,
|
|
withval=default)
|
|
case "$withval" in
|
|
default) EXTRA_OPTIONS= ;;
|
|
*) EXTRA_OPTIONS=$withval ;;
|
|
esac
|
|
AC_SUBST(EXTRA_OPTIONS,$EXTRA_OPTIONS)
|
|
|
|
dnl Specify extra linker build options
|
|
AC_ARG_WITH(extra-ld-options,
|
|
AS_HELP_STRING([--with-extra-ld-options],
|
|
[Specify additional options to link LLVM with]),,
|
|
withval=default)
|
|
case "$withval" in
|
|
default) EXTRA_LD_OPTIONS= ;;
|
|
*) EXTRA_LD_OPTIONS=$withval ;;
|
|
esac
|
|
AC_SUBST(EXTRA_LD_OPTIONS,$EXTRA_LD_OPTIONS)
|
|
|
|
dnl Allow specific bindings to be specified for building (or not)
|
|
AC_ARG_ENABLE([bindings],AS_HELP_STRING([--enable-bindings],
|
|
[Build specific language bindings: all,auto,none,{binding-name} (default=auto)]),,
|
|
enableval=default)
|
|
BINDINGS_TO_BUILD=""
|
|
case "$enableval" in
|
|
yes | default | auto) BINDINGS_TO_BUILD="auto" ;;
|
|
all ) BINDINGS_TO_BUILD="ocaml" ;;
|
|
none | no) BINDINGS_TO_BUILD="" ;;
|
|
*)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do
|
|
case "$a_binding" in
|
|
ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;;
|
|
*) AC_MSG_ERROR([Unrecognized binding $a_binding]) ;;
|
|
esac
|
|
done
|
|
;;
|
|
esac
|
|
|
|
dnl Allow the ocaml libdir to be overridden. This could go in a configure
|
|
dnl script for bindings/ocaml/configure, except that its auto value depends on
|
|
dnl OCAMLC, which is found here to support tests.
|
|
AC_ARG_WITH([ocaml-libdir],
|
|
[AS_HELP_STRING([--with-ocaml-libdir],
|
|
[Specify install location for ocaml bindings (default is stdlib)])],
|
|
[],
|
|
[withval=auto])
|
|
case "$withval" in
|
|
auto) with_ocaml_libdir="$withval" ;;
|
|
/* | [[A-Za-z]]:[[\\/]]*) with_ocaml_libdir="$withval" ;;
|
|
*) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;;
|
|
esac
|
|
|
|
AC_ARG_WITH(clang-srcdir,
|
|
AS_HELP_STRING([--with-clang-srcdir],
|
|
[Directory to the out-of-tree Clang source]),,
|
|
withval="-")
|
|
case "$withval" in
|
|
-) clang_src_root="" ;;
|
|
/* | [[A-Za-z]]:[[\\/]]*) clang_src_root="$withval" ;;
|
|
*) clang_src_root="$ac_pwd/$withval" ;;
|
|
esac
|
|
AC_SUBST(CLANG_SRC_ROOT,[$clang_src_root])
|
|
|
|
AC_ARG_WITH(clang-resource-dir,
|
|
AS_HELP_STRING([--with-clang-resource-dir],
|
|
[Relative directory from the Clang binary for resource files]),,
|
|
withval="")
|
|
AC_DEFINE_UNQUOTED(CLANG_RESOURCE_DIR,"$withval",
|
|
[Relative directory for resource files])
|
|
|
|
AC_ARG_WITH(c-include-dirs,
|
|
AS_HELP_STRING([--with-c-include-dirs],
|
|
[Colon separated list of directories clang will search for headers]),,
|
|
withval="")
|
|
AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$withval",
|
|
[Directories clang will search for headers])
|
|
|
|
# Clang normally uses the system c++ headers and libraries. With this option,
|
|
# clang will use the ones provided by a gcc installation instead. This option should
|
|
# be passed the same value that was used with --prefix when configuring gcc.
|
|
AC_ARG_WITH(gcc-toolchain,
|
|
AS_HELP_STRING([--with-gcc-toolchain],
|
|
[Directory where gcc is installed.]),,
|
|
withval="")
|
|
AC_DEFINE_UNQUOTED(GCC_INSTALL_PREFIX,"$withval",
|
|
[Directory where gcc is installed.])
|
|
|
|
AC_ARG_WITH(default-sysroot,
|
|
AS_HELP_STRING([--with-default-sysroot],
|
|
[Add --sysroot=<path> to all compiler invocations.]),,
|
|
withval="")
|
|
AC_DEFINE_UNQUOTED(DEFAULT_SYSROOT,"$withval",
|
|
[Default <path> to all compiler invocations for --sysroot=<path>.])
|
|
|
|
dnl Allow linking of LLVM with GPLv3 binutils code.
|
|
AC_ARG_WITH(binutils-include,
|
|
AS_HELP_STRING([--with-binutils-include],
|
|
[Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),,
|
|
withval=default)
|
|
case "$withval" in
|
|
default) WITH_BINUTILS_INCDIR=default ;;
|
|
/* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;;
|
|
*) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;;
|
|
esac
|
|
if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then
|
|
AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR)
|
|
if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then
|
|
echo "$WITH_BINUTILS_INCDIR/plugin-api.h"
|
|
AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]);
|
|
fi
|
|
fi
|
|
|
|
dnl Specify the URL where bug reports should be submitted.
|
|
AC_ARG_WITH(bug-report-url,
|
|
AS_HELP_STRING([--with-bug-report-url],
|
|
[Specify the URL where bug reports should be submitted (default=http://llvm.org/bugs/)]),,
|
|
withval="http://llvm.org/bugs/")
|
|
AC_DEFINE_UNQUOTED(BUG_REPORT_URL,"$withval",
|
|
[Bug report URL.])
|
|
|
|
dnl --enable-terminfo: check whether the user wants to control use of terminfo:
|
|
AC_ARG_ENABLE(terminfo,AS_HELP_STRING(
|
|
[--enable-terminfo],
|
|
[Query the terminfo database if available (default is YES)]),
|
|
[case "$enableval" in
|
|
yes) llvm_cv_enable_terminfo="yes" ;;
|
|
no) llvm_cv_enable_terminfo="no" ;;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-terminfo. Use "yes" or "no"]) ;;
|
|
esac],
|
|
llvm_cv_enable_terminfo="yes")
|
|
case "$llvm_cv_enable_terminfo" in
|
|
yes) AC_SUBST(ENABLE_TERMINFO,[1]) ;;
|
|
no) AC_SUBST(ENABLE_TERMINFO,[0]) ;;
|
|
esac
|
|
|
|
dnl --enable-libedit: check whether the user wants to turn off libedit.
|
|
AC_ARG_ENABLE(libedit,AS_HELP_STRING(
|
|
[--enable-libedit],
|
|
[Use libedit if available (default is YES)]),
|
|
[case "$enableval" in
|
|
yes) llvm_cv_enable_libedit="yes" ;;
|
|
no) llvm_cv_enable_libedit="no" ;;
|
|
*) AC_MSG_ERROR([Invalid setting for --enable-libedit. Use "yes" or "no"]) ;;
|
|
esac],
|
|
llvm_cv_enable_libedit="yes")
|
|
|
|
dnl --enable-libffi : check whether the user wants to turn off libffi:
|
|
AC_ARG_ENABLE(libffi,AS_HELP_STRING(
|
|
--enable-libffi,[Check for the presence of libffi (default is NO)]),
|
|
[case "$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],
|
|
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,[$withval])
|
|
|
|
dnl===-----------------------------------------------------------------------===
|
|
dnl===
|
|
dnl=== SECTION 4: Check for programs we need and that they are the right version
|
|
dnl===
|
|
dnl===-----------------------------------------------------------------------===
|
|
|
|
dnl Check for the tools that the makefiles require
|
|
AC_CHECK_GNU_MAKE
|
|
AC_PROG_LN_S
|
|
AC_PATH_PROG(NM, [nm], [nm])
|
|
AC_PATH_PROG(CMP, [cmp], [cmp])
|
|
AC_PATH_PROG(CP, [cp], [cp])
|
|
AC_PATH_PROG(DATE, [date], [date])
|
|
AC_PATH_PROG(FIND, [find], [find])
|
|
AC_PATH_PROG(GREP, [grep], [grep])
|
|
AC_PATH_PROG(MKDIR,[mkdir],[mkdir])
|
|
AC_PATH_PROG(MV, [mv], [mv])
|
|
AC_PROG_RANLIB
|
|
AC_CHECK_TOOL(AR, ar, false)
|
|
AC_PATH_PROG(RM, [rm], [rm])
|
|
AC_PATH_PROG(SED, [sed], [sed])
|
|
AC_PATH_PROG(TAR, [tar], [gtar])
|
|
AC_PATH_PROG(BINPWD,[pwd], [pwd])
|
|
|
|
dnl Looking for misc. graph plotting software
|
|
AC_PATH_PROG(DOT, [dot], [echo dot])
|
|
if test "$DOT" != "echo dot" ; then
|
|
AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available])
|
|
dnl If we're targeting for mingw we should emit windows paths, not msys
|
|
if test "$llvm_cv_os_type" = "MingW" ; then
|
|
DOT=`echo $DOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
|
|
fi
|
|
AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}",
|
|
[Define to path to dot program if found or 'echo dot' otherwise])
|
|
fi
|
|
|
|
dnl Find the install program
|
|
AC_PROG_INSTALL
|
|
dnl Prepend src dir to install path dir if it's a relative path
|
|
dnl This is a hack for installs that take place in something other
|
|
dnl than the top level.
|
|
case "$INSTALL" in
|
|
[[\\/$]]* | ?:[[\\/]]* ) ;;
|
|
*) INSTALL="\\\$(TOPSRCDIR)/$INSTALL" ;;
|
|
esac
|
|
|
|
dnl Checks for documentation and testing tools that we can do without. If these
|
|
dnl are not found then they are set to "true" which always succeeds but does
|
|
dnl nothing. This just lets the build output show that we could have done
|
|
dnl something if the tool was available.
|
|
AC_PATH_PROG(BZIP2, [bzip2])
|
|
AC_PATH_PROG(CAT, [cat])
|
|
AC_PATH_PROG(DOXYGEN, [doxygen])
|
|
AC_PATH_PROG(GROFF, [groff])
|
|
AC_PATH_PROG(GZIPBIN, [gzip])
|
|
AC_PATH_PROG(PDFROFF, [pdfroff])
|
|
AC_PATH_PROG(ZIP, [zip])
|
|
AC_PATH_PROG(GO, [go])
|
|
AC_PATH_PROGS(OCAMLC, [ocamlc])
|
|
AC_PATH_PROGS(OCAMLOPT, [ocamlopt])
|
|
AC_PATH_PROGS(OCAMLDEP, [ocamldep])
|
|
AC_PATH_PROGS(OCAMLDOC, [ocamldoc])
|
|
AC_PATH_PROGS(GAS, [gas as])
|
|
|
|
dnl Get the version of the linker in use.
|
|
AC_LINK_GET_VERSION
|
|
|
|
dnl Determine whether the linker supports the -R option.
|
|
AC_LINK_USE_R
|
|
|
|
dnl Determine whether the compiler supports the -rdynamic option.
|
|
AC_LINK_EXPORT_DYNAMIC
|
|
|
|
dnl Determine whether the linker supports the --version-script option.
|
|
AC_LINK_VERSION_SCRIPT
|
|
|
|
AC_CHECK_HEADERS([errno.h])
|
|
|
|
case "$llvm_cv_os_type" in
|
|
Cygwin|MingW|Win32) llvm_shlib_ext=.dll ;;
|
|
Darwin) llvm_shlib_ext=.dylib ;;
|
|
*) llvm_shlib_ext=.so ;;
|
|
esac
|
|
|
|
AC_DEFINE_UNQUOTED([LTDL_SHLIB_EXT], ["$llvm_shlib_ext"], [The shared library extension])
|
|
|
|
AC_MSG_CHECKING([tool compatibility])
|
|
|
|
dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as
|
|
dnl ICC; we use GCC specific options in the makefiles so the compiler needs
|
|
dnl to support those options.
|
|
dnl "icc" emits gcc signatures
|
|
dnl "icc -no-gcc" emits no gcc signature BUT is still compatible
|
|
ICC=no
|
|
IXX=no
|
|
case $CC in
|
|
icc*|icpc*)
|
|
ICC=yes
|
|
IXX=yes
|
|
;;
|
|
*)
|
|
;;
|
|
esac
|
|
|
|
if test "$GCC" != "yes" && test "$ICC" != "yes"
|
|
then
|
|
AC_MSG_ERROR([gcc|icc required but not found])
|
|
fi
|
|
|
|
dnl Ensure that compilation tools are compatible with GCC extensions
|
|
if test "$GXX" != "yes" && test "$IXX" != "yes"
|
|
then
|
|
AC_MSG_ERROR([g++|clang++|icc required but not found])
|
|
fi
|
|
|
|
dnl Verify that GCC is version 3.0 or higher
|
|
if test "$GCC" = "yes"
|
|
then
|
|
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
|
|
if test -z "$llvm_cv_gnu_make_command"
|
|
then
|
|
AC_MSG_ERROR([GNU Make required but not found])
|
|
fi
|
|
|
|
dnl Tool compatibility is okay if we make it here.
|
|
AC_MSG_RESULT([ok])
|
|
|
|
dnl Check optional compiler flags.
|
|
AC_MSG_CHECKING([optional compiler flags])
|
|
CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros])
|
|
CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers])
|
|
CXX_FLAG_CHECK(COVERED_SWITCH_DEFAULT, [-Wcovered-switch-default])
|
|
|
|
dnl GCC's potential uninitialized use analysis is weak and presents lots of
|
|
dnl false positives, so disable it.
|
|
NO_UNINITIALIZED=
|
|
NO_MAYBE_UNINITIALIZED=
|
|
if test "$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 -V 2>&1 | cut -d' ' -f2`
|
|
ac_python_version_major=`echo $ac_python_version | cut -d'.' -f1`
|
|
ac_python_version_minor=`echo $ac_python_version | cut -d'.' -f2`
|
|
ac_python_version_patch=`echo $ac_python_version | cut -d'.' -f3`
|
|
if test "$ac_python_version_major" -gt "2" || \
|
|
(test "$ac_python_version_major" -eq "2" && \
|
|
test "$ac_python_version_minor" -ge "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===
|
|
dnl=== SECTION 5: Check for libraries
|
|
dnl===
|
|
dnl===-----------------------------------------------------------------------===
|
|
|
|
AC_CHECK_LIB(m,sin)
|
|
if test "$llvm_cv_os_type" = "MingW" ; then
|
|
AC_CHECK_LIB(imagehlp, main)
|
|
AC_CHECK_LIB(psapi, main)
|
|
AC_CHECK_LIB(shell32, main)
|
|
fi
|
|
|
|
dnl dlopen() is required for plugin support.
|
|
AC_SEARCH_LIBS(dlopen,dl,LLVM_DEFINE_SUBST([HAVE_DLOPEN],[1],
|
|
[Define if dlopen() is available on this platform.]),
|
|
AC_MSG_WARN([dlopen() not found - disabling plugin support]))
|
|
|
|
dnl Search for the clock_gettime() function. Note that we rely on the POSIX
|
|
dnl macros to detect whether clock_gettime is available, this just finds the
|
|
dnl right libraries to link with.
|
|
AC_SEARCH_LIBS(clock_gettime,rt)
|
|
|
|
dnl The curses library is optional; used for querying terminal info
|
|
if test "$llvm_cv_enable_terminfo" = "yes" ; then
|
|
dnl We need the has_color functionality in curses for it to be useful.
|
|
AC_SEARCH_LIBS(setupterm,tinfo terminfo curses ncurses ncursesw,
|
|
LLVM_DEFINE_SUBST([HAVE_TERMINFO],[1],
|
|
[Define if the setupterm() function is supported this platform.]))
|
|
fi
|
|
|
|
dnl The libedit library is optional; used by lib/LineEditor
|
|
if test "$llvm_cv_enable_libedit" = "yes" ; then
|
|
AC_SEARCH_LIBS(el_init,edit,
|
|
AC_DEFINE([HAVE_LIBEDIT],[1],
|
|
[Define if libedit is available on this platform.]))
|
|
fi
|
|
|
|
dnl libffi is optional; used to call external functions from the interpreter
|
|
if test "$llvm_cv_enable_libffi" = "yes" ; then
|
|
AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
|
|
[Define if libffi is available on this platform.]),
|
|
AC_MSG_ERROR([libffi not found - configure without --enable-libffi to compile without it]))
|
|
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.]))
|
|
|
|
dnl pthread locking functions are optional - but llvm will not be thread-safe
|
|
dnl without locks.
|
|
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],
|
|
[Have pthread_mutex_lock]))
|
|
AC_SEARCH_LIBS(pthread_rwlock_init,pthread,
|
|
AC_DEFINE([HAVE_PTHREAD_RWLOCK_INIT],[1],
|
|
[Have pthread_rwlock_init]))
|
|
AC_SEARCH_LIBS(pthread_getspecific,pthread,
|
|
AC_DEFINE([HAVE_PTHREAD_GETSPECIFIC],[1],
|
|
[Have pthread_getspecific]))
|
|
fi
|
|
|
|
dnl zlib is optional; used for compression/uncompression
|
|
if test "$LLVM_ENABLE_ZLIB" -eq 1 ; then
|
|
AC_CHECK_LIB(z, compress2)
|
|
fi
|
|
|
|
dnl Allow OProfile support for JIT output.
|
|
AC_ARG_WITH(oprofile,
|
|
AS_HELP_STRING([--with-oprofile=<prefix>],
|
|
[Tell OProfile >= 0.9.4 how to symbolize JIT output]),
|
|
[
|
|
AC_SUBST(USE_OPROFILE, [1])
|
|
case "$withval" in
|
|
/usr|yes) llvm_cv_oppath=/usr/lib/oprofile ;;
|
|
no) llvm_cv_oppath=
|
|
AC_SUBST(USE_OPROFILE, [0]) ;;
|
|
*) llvm_cv_oppath="${withval}/lib/oprofile"
|
|
CPPFLAGS="-I${withval}/include";;
|
|
esac
|
|
case $llvm_cv_os_type in
|
|
Linux)
|
|
if test -n "$llvm_cv_oppath" ; then
|
|
LIBS="$LIBS -lopagent -L${llvm_cv_oppath} -Wl,-rpath,${llvm_cv_oppath}"
|
|
dnl Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=537744:
|
|
dnl libbfd is not included properly in libopagent in some Debian
|
|
dnl versions. If libbfd isn't found at all, we assume opagent works
|
|
dnl anyway.
|
|
AC_SEARCH_LIBS(bfd_init, bfd, [], [])
|
|
AC_SEARCH_LIBS(op_open_agent, opagent, [], [
|
|
echo "Error! You need to have libopagent around."
|
|
exit -1
|
|
])
|
|
AC_CHECK_HEADER([opagent.h], [], [
|
|
echo "Error! You need to have opagent.h around."
|
|
exit -1
|
|
])
|
|
fi ;;
|
|
*)
|
|
AC_MSG_ERROR([OProfile support is available on Linux only.]) ;;
|
|
esac
|
|
],
|
|
[
|
|
AC_SUBST(USE_OPROFILE, [0])
|
|
])
|
|
AC_DEFINE_UNQUOTED([LLVM_USE_OPROFILE],$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($LIBXML2_INC)
|
|
AC_CHECK_LIB(xml2, xmlReadFile,[AC_DEFINE([CLANG_HAVE_LIBXML],1,[Define if we have libxml2])
|
|
LIBXML2_LIBS="-lxml2"])
|
|
fi
|
|
AC_SUBST(LIBXML2_LIBS)
|
|
AC_SUBST(LIBXML2_INC)
|
|
|
|
dnl===-----------------------------------------------------------------------===
|
|
dnl===
|
|
dnl=== SECTION 6: Check for header files
|
|
dnl===
|
|
dnl===-----------------------------------------------------------------------===
|
|
|
|
dnl First, use autoconf provided macros for specific headers that we need
|
|
dnl We don't check for ancient stuff or things that are guaranteed to be there
|
|
dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers.
|
|
dnl Generally we're looking for POSIX headers.
|
|
AC_HEADER_DIRENT
|
|
AC_HEADER_MMAP_ANONYMOUS
|
|
AC_HEADER_STAT
|
|
AC_HEADER_SYS_WAIT
|
|
AC_HEADER_TIME
|
|
|
|
AC_LANG_PUSH([C++])
|
|
AC_CHECK_HEADERS([cxxabi.h])
|
|
AC_LANG_POP([C++])
|
|
AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h link.h])
|
|
AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h])
|
|
AC_CHECK_HEADERS([utime.h])
|
|
AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h sys/uio.h])
|
|
AC_CHECK_HEADERS([sys/ioctl.h malloc/malloc.h mach/mach.h])
|
|
AC_CHECK_HEADERS([valgrind/valgrind.h])
|
|
AC_CHECK_HEADERS([fenv.h])
|
|
AC_CHECK_DECLS([FE_ALL_EXCEPT, FE_INEXACT], [], [], [[#include <fenv.h>]])
|
|
if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then
|
|
AC_CHECK_HEADERS(pthread.h,
|
|
AC_SUBST(HAVE_PTHREAD, 1),
|
|
AC_SUBST(HAVE_PTHREAD, 0))
|
|
else
|
|
AC_SUBST(HAVE_PTHREAD, 0)
|
|
fi
|
|
if test "$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
|
|
AC_CHECK_HEADERS([ffi.h ffi/ffi.h])
|
|
fi
|
|
|
|
dnl Try to find Darwin specific crash reporting libraries.
|
|
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], [can use __crashreporter_info__])
|
|
])
|
|
|
|
dnl===-----------------------------------------------------------------------===
|
|
dnl===
|
|
dnl=== SECTION 7: Check for types and structures
|
|
dnl===
|
|
dnl===-----------------------------------------------------------------------===
|
|
|
|
AC_HUGE_VAL_CHECK
|
|
AC_TYPE_PID_T
|
|
AC_TYPE_SIZE_T
|
|
AC_DEFINE_UNQUOTED([RETSIGTYPE],[void],[Define as the return type of signal handlers (`int' or `void').])
|
|
AC_STRUCT_TM
|
|
AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
|
|
AC_CHECK_TYPES([uint64_t],,
|
|
AC_CHECK_TYPES([u_int64_t],,
|
|
AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found])))
|
|
|
|
dnl===-----------------------------------------------------------------------===
|
|
dnl===
|
|
dnl=== SECTION 8: Check for specific functions needed
|
|
dnl===
|
|
dnl===-----------------------------------------------------------------------===
|
|
|
|
AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ])
|
|
AC_CHECK_FUNCS([powf fmodf strtof round ])
|
|
AC_CHECK_FUNCS([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 ])
|
|
AC_CHECK_FUNCS([strerror strerror_r setenv ])
|
|
AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ])
|
|
AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp writev])
|
|
AC_CHECK_FUNCS([futimes futimens])
|
|
AC_C_PRINTF_A
|
|
AC_FUNC_RAND48
|
|
|
|
dnl Check for arc4random accessible via AC_INCLUDES_DEFAULT.
|
|
AC_CHECK_DECLS([arc4random])
|
|
|
|
dnl Check the declaration "Secure API" on Windows environments.
|
|
AC_CHECK_DECLS([strerror_s])
|
|
|
|
dnl Check symbols in libgcc.a for JIT on Mingw.
|
|
if test "$llvm_cv_os_type" = "MingW" ; then
|
|
AC_CHECK_LIB(gcc,_alloca,AC_DEFINE([HAVE__ALLOCA],[1],[Have host's _alloca]))
|
|
AC_CHECK_LIB(gcc,__alloca,AC_DEFINE([HAVE___ALLOCA],[1],[Have host's __alloca]))
|
|
AC_CHECK_LIB(gcc,__chkstk,AC_DEFINE([HAVE___CHKSTK],[1],[Have host's __chkstk]))
|
|
AC_CHECK_LIB(gcc,___chkstk,AC_DEFINE([HAVE____CHKSTK],[1],[Have host's ___chkstk]))
|
|
|
|
AC_CHECK_LIB(gcc,__ashldi3,AC_DEFINE([HAVE___ASHLDI3],[1],[Have host's __ashldi3]))
|
|
AC_CHECK_LIB(gcc,__ashrdi3,AC_DEFINE([HAVE___ASHRDI3],[1],[Have host's __ashrdi3]))
|
|
AC_CHECK_LIB(gcc,__divdi3,AC_DEFINE([HAVE___DIVDI3],[1],[Have host's __divdi3]))
|
|
AC_CHECK_LIB(gcc,__fixdfdi,AC_DEFINE([HAVE___FIXDFDI],[1],[Have host's __fixdfdi]))
|
|
AC_CHECK_LIB(gcc,__fixsfdi,AC_DEFINE([HAVE___FIXSFDI],[1],[Have host's __fixsfdi]))
|
|
AC_CHECK_LIB(gcc,__floatdidf,AC_DEFINE([HAVE___FLOATDIDF],[1],[Have host's __floatdidf]))
|
|
AC_CHECK_LIB(gcc,__lshrdi3,AC_DEFINE([HAVE___LSHRDI3],[1],[Have host's __lshrdi3]))
|
|
AC_CHECK_LIB(gcc,__moddi3,AC_DEFINE([HAVE___MODDI3],[1],[Have host's __moddi3]))
|
|
AC_CHECK_LIB(gcc,__udivdi3,AC_DEFINE([HAVE___UDIVDI3],[1],[Have host's __udivdi3]))
|
|
AC_CHECK_LIB(gcc,__umoddi3,AC_DEFINE([HAVE___UMODDI3],[1],[Have host's __umoddi3]))
|
|
|
|
AC_CHECK_LIB(gcc,__main,AC_DEFINE([HAVE___MAIN],[1],[Have host's __main]))
|
|
AC_CHECK_LIB(gcc,__cmpdi2,AC_DEFINE([HAVE___CMPDI2],[1],[Have host's __cmpdi2]))
|
|
fi
|
|
|
|
dnl Check Win32 API EnumerateLoadedModules.
|
|
if test "$llvm_cv_os_type" = "MingW" ; then
|
|
AC_MSG_CHECKING([whether EnumerateLoadedModules() accepts new decl])
|
|
AC_COMPILE_IFELSE(
|
|
[
|
|
AC_LANG_SOURCE([[
|
|
#include <windows.h>
|
|
#include <imagehlp.h>
|
|
extern void foo(PENUMLOADED_MODULES_CALLBACK);
|
|
extern void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID));
|
|
]])
|
|
],
|
|
[
|
|
AC_MSG_RESULT([yes])
|
|
llvm_cv_win32_elmcb_pcstr="PCSTR"
|
|
],
|
|
[
|
|
AC_MSG_RESULT([no])
|
|
llvm_cv_win32_elmcb_pcstr="PSTR"
|
|
])
|
|
AC_DEFINE_UNQUOTED([WIN32_ELMCB_PCSTR],$llvm_cv_win32_elmcb_pcstr,[Type of 1st arg on ELM Callback])
|
|
fi
|
|
|
|
dnl Check for variations in the Standard C++ library and STL. These macros are
|
|
dnl provided by LLVM in the autoconf/m4 directory.
|
|
AC_FUNC_ISNAN
|
|
AC_FUNC_ISINF
|
|
|
|
dnl Check for mmap support.We also need to know if /dev/zero is required to
|
|
dnl be opened for allocating RWX memory.
|
|
dnl Make sure we aren't attempting to configure for an unknown system
|
|
if test "$llvm_cv_platform_type" = "Unix" ; then
|
|
AC_FUNC_MMAP
|
|
AC_FUNC_MMAP_FILE
|
|
AC_NEED_DEV_ZERO_FOR_MMAP
|
|
|
|
if test "$ac_cv_func_mmap_fixed_mapped" = "no"
|
|
then
|
|
AC_MSG_WARN([mmap() of a fixed address required but not supported])
|
|
fi
|
|
if test "$ac_cv_func_mmap_file" = "no"
|
|
then
|
|
AC_MSG_WARN([mmap() of files required but not found])
|
|
fi
|
|
fi
|
|
|
|
dnl atomic builtins are required for threading support.
|
|
AC_MSG_CHECKING(for GCC atomic builtins)
|
|
dnl Since we'll be using these atomic builtins in C++ files we should test
|
|
dnl the C++ compiler.
|
|
AC_LANG_PUSH([C++])
|
|
AC_LINK_IFELSE(
|
|
[
|
|
AC_LANG_SOURCE([[
|
|
int main() {
|
|
volatile unsigned long val = 1;
|
|
__sync_synchronize();
|
|
__sync_val_compare_and_swap(&val, 1, 0);
|
|
__sync_add_and_fetch(&val, 1);
|
|
__sync_sub_and_fetch(&val, 1);
|
|
return 0;
|
|
}
|
|
]])
|
|
],
|
|
[
|
|
AC_MSG_RESULT([yes])
|
|
AC_DEFINE([LLVM_HAS_ATOMICS], [1], [Has gcc/MSVC atomic intrinsics])
|
|
],
|
|
[
|
|
AC_MSG_RESULT([no])
|
|
AC_DEFINE([LLVM_HAS_ATOMICS], [0], [Has gcc/MSVC atomic intrinsics])
|
|
AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing])
|
|
])
|
|
AC_LANG_POP([C++])
|
|
|
|
dnl===-----------------------------------------------------------------------===
|
|
dnl===
|
|
dnl=== SECTION 9: Additional checks, variables, etc.
|
|
dnl===
|
|
dnl===-----------------------------------------------------------------------===
|
|
|
|
dnl Handle 32-bit linux systems running a 64-bit kernel.
|
|
dnl This has to come after section 4 because it invokes the compiler.
|
|
if test "$llvm_cv_os_type" = "Linux" -a "$llvm_cv_target_arch" = "x86_64" ; then
|
|
AC_IS_LINUX_MIXED
|
|
if test "$llvm_cv_linux_mixed" = "yes"; then
|
|
llvm_cv_target_arch="x86"
|
|
ARCH="x86"
|
|
fi
|
|
fi
|
|
|
|
dnl Check whether __dso_handle is present
|
|
AC_CHECK_FUNCS([__dso_handle])
|
|
|
|
dnl Propagate the shared library extension that the libltdl checks did to
|
|
dnl the Makefiles so we can use it there too
|
|
AC_SUBST(SHLIBEXT,$llvm_shlib_ext)
|
|
|
|
dnl Translate the various configuration directories and other basic
|
|
dnl information into substitutions that will end up in Makefile.config.in
|
|
dnl that these configured values can be used by the makefiles
|
|
if test "${prefix}" = "NONE" ; then
|
|
prefix="/usr/local"
|
|
fi
|
|
eval LLVM_PREFIX="${prefix}";
|
|
eval LLVM_BINDIR="${prefix}/bin";
|
|
eval LLVM_DATADIR="${prefix}/share/llvm";
|
|
eval LLVM_DOCSDIR="${prefix}/share/doc/llvm";
|
|
eval LLVM_ETCDIR="${prefix}/etc/llvm";
|
|
eval LLVM_INCLUDEDIR="${prefix}/include";
|
|
eval LLVM_INFODIR="${prefix}/info";
|
|
eval LLVM_MANDIR="${prefix}/man";
|
|
LLVM_CONFIGTIME=`date`
|
|
AC_SUBST(LLVM_PREFIX)
|
|
AC_SUBST(LLVM_BINDIR)
|
|
AC_SUBST(LLVM_DATADIR)
|
|
AC_SUBST(LLVM_DOCSDIR)
|
|
AC_SUBST(LLVM_ETCDIR)
|
|
AC_SUBST(LLVM_INCLUDEDIR)
|
|
AC_SUBST(LLVM_INFODIR)
|
|
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, "$LLVM_BINDIR",
|
|
[Installation directory for binary executables])
|
|
AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR",
|
|
[Installation directory for data files])
|
|
AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR",
|
|
[Installation directory for documentation])
|
|
AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR",
|
|
[Installation directory for config files])
|
|
AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR",
|
|
[Installation directory for include files])
|
|
AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR",
|
|
[Installation directory for .info files])
|
|
AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR",
|
|
[Installation directory for man pages])
|
|
AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME",
|
|
[Time at which LLVM was configured])
|
|
AC_DEFINE_UNQUOTED(LLVM_HOST_TRIPLE, "$host",
|
|
[Host triple LLVM will be executed on])
|
|
AC_DEFINE_UNQUOTED(LLVM_DEFAULT_TARGET_TRIPLE, "$target",
|
|
[Target triple LLVM will generate code for by default])
|
|
|
|
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
|
|
BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD"
|
|
fi
|
|
if test "x$GO" != x ; then
|
|
if $GO run ${srcdir}/bindings/go/conftest.go ; then
|
|
BINDINGS_TO_BUILD="go $BINDINGS_TO_BUILD"
|
|
fi
|
|
fi
|
|
fi
|
|
AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD)
|
|
|
|
dnl Do any work necessary to ensure that bindings have what they need.
|
|
binding_prereqs_failed=0
|
|
for a_binding in $BINDINGS_TO_BUILD ; do
|
|
case "$a_binding" in
|
|
ocaml)
|
|
if test "x$OCAMLC" = x ; then
|
|
AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc])
|
|
binding_prereqs_failed=1
|
|
fi
|
|
if test "x$OCAMLDEP" = x ; then
|
|
AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep])
|
|
binding_prereqs_failed=1
|
|
fi
|
|
if test "x$OCAMLOPT" = x ; then
|
|
AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt])
|
|
dnl ocamlopt is optional!
|
|
fi
|
|
if test "x$with_ocaml_libdir" != xauto ; then
|
|
AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir)
|
|
else
|
|
ocaml_stdlib="`"$OCAMLC" -where`"
|
|
if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~"
|
|
then
|
|
# ocaml stdlib is beneath our prefix; use stdlib
|
|
AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib)
|
|
else
|
|
# ocaml stdlib is outside our prefix; use libdir/ocaml
|
|
AC_SUBST(OCAML_LIBDIR,${prefix}/lib/ocaml)
|
|
fi
|
|
fi
|
|
;;
|
|
go)
|
|
if test "x$GO" = x ; then
|
|
AC_MSG_WARN([--enable-bindings=go specified, but go not found. Try configure GO=/path/to/go])
|
|
binding_prereqs_failed=1
|
|
else
|
|
if $GO run ${srcdir}/bindings/go/conftest.go ; then
|
|
:
|
|
else
|
|
AC_MSG_WARN([--enable-bindings=go specified, but need at least Go 1.2. Try configure GO=/path/to/go])
|
|
binding_prereqs_failed=1
|
|
fi
|
|
fi
|
|
;;
|
|
esac
|
|
done
|
|
if test "$binding_prereqs_failed" = 1 ; then
|
|
AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.])
|
|
fi
|
|
|
|
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="-rdynamic"
|
|
else
|
|
RDYNAMIC=""
|
|
fi
|
|
AC_SUBST(RDYNAMIC)
|
|
|
|
dnl===-----------------------------------------------------------------------===
|
|
dnl===
|
|
dnl=== SECTION 10: Specify the output files and generate it
|
|
dnl===
|
|
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 so that the variable FilesToConfig
|
|
dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the
|
|
dnl files can be updated automatically when their *.in sources change.
|
|
AC_CONFIG_HEADERS([include/llvm/Config/config.h include/llvm/Config/llvm-config.h])
|
|
AH_TOP([#ifndef CONFIG_H
|
|
#define CONFIG_H])
|
|
AH_BOTTOM([#endif])
|
|
|
|
AC_CONFIG_FILES([include/llvm/Config/Targets.def])
|
|
AC_CONFIG_FILES([include/llvm/Config/AsmPrinters.def])
|
|
AC_CONFIG_FILES([include/llvm/Config/AsmParsers.def])
|
|
AC_CONFIG_FILES([include/llvm/Config/Disassemblers.def])
|
|
AC_CONFIG_HEADERS([include/llvm/Support/DataTypes.h])
|
|
|
|
dnl Configure the makefile's configuration data
|
|
AC_CONFIG_FILES([Makefile.config])
|
|
|
|
dnl Configure the RPM spec file for LLVM
|
|
AC_CONFIG_FILES([llvm.spec])
|
|
|
|
dnl Configure doxygen's configuration file
|
|
AC_CONFIG_FILES([docs/doxygen.cfg])
|
|
|
|
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)
|
|
AC_CONFIG_MAKEFILE(Makefile.common)
|
|
AC_CONFIG_MAKEFILE(examples/Makefile)
|
|
AC_CONFIG_MAKEFILE(lib/Makefile)
|
|
AC_CONFIG_MAKEFILE(test/Makefile)
|
|
AC_CONFIG_MAKEFILE(test/Makefile.tests)
|
|
AC_CONFIG_MAKEFILE(unittests/Makefile)
|
|
AC_CONFIG_MAKEFILE(tools/Makefile)
|
|
AC_CONFIG_MAKEFILE(utils/Makefile)
|
|
AC_CONFIG_MAKEFILE(projects/Makefile)
|
|
AC_CONFIG_MAKEFILE(bindings/Makefile)
|
|
AC_CONFIG_MAKEFILE(bindings/ocaml/Makefile.ocaml)
|
|
|
|
dnl Finally, crank out the output
|
|
AC_OUTPUT
|