configure.ac: Move LLVM version check to the top

Graphics / Mesa 3D Graphics Library / Mesa - Tobias Droste [gmx.de] - 5 December 2016 08:43 EST

A function with the LLVM version checked is moved to the top. The function is called where the old code was. No functional change.

###

diff --git a/configure.ac b/configure.ac
index 4780f7d..4b36726 100644
--- a/configure.ac
+++ b/configure.ac
@@ -899,6 +899,79 @@ llvm_add_target() {
fi
}

+llvm_set_environment_variables() {
+ if test -z "$LLVM_CONFIG"; then
+ if test -n "$llvm_prefix"; then
+ AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
+ else
+ AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
+ fi
+ fi
+
+ if test "x$LLVM_CONFIG" != xno; then
+ LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
+ LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
+ LLVM_BINDIR=`$LLVM_CONFIG --bindir`
+ LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
+ LLVM_CFLAGS=$LLVM_CPPFLAGS # CPPFLAGS seem to be sufficient
+ LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
+ LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
+ LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
+
+ AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
+ [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
+ AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
+ [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
+
+ LLVM_VERSION_PATCH=`echo $LLVM_VERSION | cut -d. -f3 | egrep -o '^[[0-9]]+'`
+ if test -z "$LLVM_VERSION_PATCH"; then
+ LLVM_VERSION_PATCH=0
+ fi
+
+ if test -n "${LLVM_VERSION_MAJOR}"; then
+ LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
+ else
+ LLVM_VERSION_INT=`echo $LLVM_VERSION | sed -e 's/\([[0-9]]\)\.\([[0-9]]\)/\10\2/g'`
+ fi
+
+ LLVM_REQUIRED_VERSION_MAJOR="3"
+ LLVM_REQUIRED_VERSION_MINOR="3"
+ if test "$LLVM_VERSION_INT" -lt "${LLVM_REQUIRED_VERSION_MAJOR}0${LLVM_REQUIRED_VERSION_MINOR}"; then
+ AC_MSG_ERROR([LLVM $LLVM_REQUIRED_VERSION_MAJOR.$LLVM_REQUIRED_VERSION_MINOR or newer is required])
+ fi
+
+ llvm_add_default_components "gallium"
+
+ if test "x$enable_opencl" = xyes; then
+ llvm_check_version_for "3" "6" "0" "opencl"
+
+ llvm_add_component "all-targets" "opencl"
+ llvm_add_component "ipo" "opencl"
+ llvm_add_component "linker" "opencl"
+ llvm_add_component "instrumentation" "opencl"
+ llvm_add_component "irreader" "opencl"
+ llvm_add_component "option" "opencl"
+ llvm_add_component "objcarcopts" "opencl"
+ llvm_add_component "profiledata" "opencl"
+ fi
+ DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
+ MESA_LLVM=1
+
+ dnl Check for Clang internal headers
+ if test "x$enable_opencl" = xyes; then
+ if test -z "$CLANG_LIBDIR"; then
+ CLANG_LIBDIR=${LLVM_LIBDIR}
+ fi
+ CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
+ AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
+ [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
+ fi
+ else
+ MESA_LLVM=0
+ LLVM_VERSION_INT=0
+ fi
+}
+
dnl Options for APIs
AC_ARG_ENABLE([opengl],
[AS_HELP_STRING([--disable-opengl],
@@ -2202,76 +2275,7 @@ if test "x$enable_gallium_llvm" = xauto; then
esac
fi
if test "x$enable_gallium_llvm" = xyes || test "x$HAVE_RADEON_VULKAN" = xyes; then
- if test -z "$LLVM_CONFIG"; then
- if test -n "$llvm_prefix"; then
- AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
- else
- AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
- fi
- fi
-
- if test "x$LLVM_CONFIG" != xno; then
- LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
- LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
- LLVM_BINDIR=`$LLVM_CONFIG --bindir`
- LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
- LLVM_CFLAGS=$LLVM_CPPFLAGS # CPPFLAGS seem to be sufficient
- LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
- LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
- LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
-
- AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
- [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
- AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
- [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
-
- LLVM_VERSION_PATCH=`echo $LLVM_VERSION | cut -d. -f3 | egrep -o '^[[0-9]]+'`
- if test -z "$LLVM_VERSION_PATCH"; then
- LLVM_VERSION_PATCH=0
- fi
-
- if test -n "${LLVM_VERSION_MAJOR}"; then
- LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
- else
- LLVM_VERSION_INT=`echo $LLVM_VERSION | sed -e 's/\([[0-9]]\)\.\([[0-9]]\)/\10\2/g'`
- fi
-
- LLVM_REQUIRED_VERSION_MAJOR="3"
- LLVM_REQUIRED_VERSION_MINOR="3"
- if test "$LLVM_VERSION_INT" -lt "${LLVM_REQUIRED_VERSION_MAJOR}0${LLVM_REQUIRED_VERSION_MINOR}"; then
- AC_MSG_ERROR([LLVM $LLVM_REQUIRED_VERSION_MAJOR.$LLVM_REQUIRED_VERSION_MINOR or newer is required])
- fi
-
- llvm_add_default_components "gallium"
-
- if test "x$enable_opencl" = xyes; then
- llvm_check_version_for "3" "6" "0" "opencl"
-
- llvm_add_component "all-targets" "opencl"
- llvm_add_component "ipo" "opencl"
- llvm_add_component "linker" "opencl"
- llvm_add_component "instrumentation" "opencl"
- llvm_add_component "irreader" "opencl"
- llvm_add_component "option" "opencl"
- llvm_add_component "objcarcopts" "opencl"
- llvm_add_component "profiledata" "opencl"
- fi
- DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
- MESA_LLVM=1
-
- dnl Check for Clang internal headers
- if test "x$enable_opencl" = xyes; then
- if test -z "$CLANG_LIBDIR"; then
- CLANG_LIBDIR=${LLVM_LIBDIR}
- fi
- CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
- AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
- [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
- fi
- else
- MESA_LLVM=0
- LLVM_VERSION_INT=0
- fi
+ llvm_set_environment_variables
else
MESA_LLVM=0
LLVM_VERSION_INT=0

bf4b0fc configure.ac: Move LLVM version check to the top
configure.ac | 144 ++++++++++++++++++++++++++++++----------------------------
1 file changed, 74 insertions(+), 70 deletions(-)

Upstream: cgit.freedesktop.org


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