svga: fix incorrect round-down arithmetic
[mesa.git] / configure.ac
index a4c5c74c29961fc491cc49ffda3a83d8c37ded36..0a3329021c0f65f4e8e5ff5f670dce6f8763d053 100644 (file)
@@ -44,7 +44,14 @@ AC_INIT([Mesa], [MESA_VERSION],
 AC_CONFIG_AUX_DIR([bin])
 AC_CONFIG_MACRO_DIR([m4])
 AC_CANONICAL_SYSTEM
 AC_CONFIG_AUX_DIR([bin])
 AC_CONFIG_MACRO_DIR([m4])
 AC_CANONICAL_SYSTEM
-AM_INIT_AUTOMAKE([foreign tar-ustar dist-xz])
+AM_INIT_AUTOMAKE([foreign tar-ustar dist-xz subdir-objects])
+
+dnl We only support native Windows builds (MinGW/MSVC) through SCons.
+case "$host_os" in
+mingw*)
+    AC_MSG_ERROR([MinGW build not supported through autoconf/automake, use SCons instead])
+    ;;
+esac
 
 # Support silent build rules, requires at least automake-1.11. Disable
 # by either passing --disable-silent-rules to configure or passing V=1
 
 # Support silent build rules, requires at least automake-1.11. Disable
 # by either passing --disable-silent-rules to configure or passing V=1
@@ -57,14 +64,17 @@ m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
 dnl Set internal versions
 OSMESA_VERSION=8
 AC_SUBST([OSMESA_VERSION])
 dnl Set internal versions
 OSMESA_VERSION=8
 AC_SUBST([OSMESA_VERSION])
+OPENCL_VERSION=1
+AC_SUBST([OPENCL_VERSION])
 
 dnl Versions for external dependencies
 
 dnl Versions for external dependencies
-LIBDRM_REQUIRED=2.4.38
+LIBDRM_REQUIRED=2.4.60
 LIBDRM_RADEON_REQUIRED=2.4.56
 LIBDRM_RADEON_REQUIRED=2.4.56
-LIBDRM_INTEL_REQUIRED=2.4.52
+LIBDRM_AMDGPU_REQUIRED=2.4.63
+LIBDRM_INTEL_REQUIRED=2.4.61
 LIBDRM_NVVIEUX_REQUIRED=2.4.33
 LIBDRM_NVVIEUX_REQUIRED=2.4.33
-LIBDRM_NOUVEAU_REQUIRED="2.4.33 libdrm >= 2.4.41"
-LIBDRM_FREEDRENO_REQUIRED=2.4.57
+LIBDRM_NOUVEAU_REQUIRED=2.4.62
+LIBDRM_FREEDRENO_REQUIRED=2.4.65
 DRI2PROTO_REQUIRED=2.6
 DRI3PROTO_REQUIRED=1.0
 PRESENTPROTO_REQUIRED=1.0
 DRI2PROTO_REQUIRED=2.6
 DRI3PROTO_REQUIRED=1.0
 PRESENTPROTO_REQUIRED=1.0
@@ -72,13 +82,14 @@ LIBUDEV_REQUIRED=151
 GLPROTO_REQUIRED=1.4.14
 LIBOMXIL_BELLAGIO_REQUIRED=0.0
 LIBVA_REQUIRED=0.35.0
 GLPROTO_REQUIRED=1.4.14
 LIBOMXIL_BELLAGIO_REQUIRED=0.0
 LIBVA_REQUIRED=0.35.0
-VDPAU_REQUIRED=0.4.1
+VDPAU_REQUIRED=1.1
 WAYLAND_REQUIRED=1.2.0
 XCB_REQUIRED=1.9.3
 XCBDRI2_REQUIRED=1.8
 XCBGLX_REQUIRED=1.8.1
 XSHMFENCE_REQUIRED=1.1
 XVMC_REQUIRED=1.0.6
 WAYLAND_REQUIRED=1.2.0
 XCB_REQUIRED=1.9.3
 XCBDRI2_REQUIRED=1.8
 XCBGLX_REQUIRED=1.8.1
 XSHMFENCE_REQUIRED=1.1
 XVMC_REQUIRED=1.0.6
+PYTHON_MAKO_REQUIRED=0.3.4
 
 dnl Check for progs
 AC_PROG_CPP
 
 dnl Check for progs
 AC_PROG_CPP
@@ -114,7 +125,19 @@ if test "x$INDENT" != "xcat"; then
     fi
 fi
 
     fi
 fi
 
-AX_CHECK_PYTHON_MAKO_MODULE(0.3.4)
+AX_CHECK_PYTHON_MAKO_MODULE($PYTHON_MAKO_REQUIRED)
+
+if test -z "$PYTHON2"; then
+    if test ! -f "$srcdir/src/util/format_srgb.c"; then
+        AC_MSG_ERROR([Python not found - unable to generate sources])
+    fi
+else
+    if test "x$acv_mako_found" = xno; then
+        if test ! -f "$srcdir/src/mesa/main/format_unpack.c"; then
+            AC_MSG_ERROR([Python mako module v$PYTHON_MAKO_REQUIRED or higher not found])
+        fi
+    fi
+fi
 
 AC_PROG_INSTALL
 
 
 AC_PROG_INSTALL
 
@@ -145,6 +168,7 @@ AC_MSG_RESULT([$acv_mesa_CLANG])
 dnl If we're using GCC, make sure that it is at least version 4.2.0.  Older
 dnl versions are explictly not supported.
 GEN_ASM_OFFSETS=no
 dnl If we're using GCC, make sure that it is at least version 4.2.0.  Older
 dnl versions are explictly not supported.
 GEN_ASM_OFFSETS=no
+USE_GNU99=no
 if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
     AC_MSG_CHECKING([whether gcc version is sufficient])
     major=0
 if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
     AC_MSG_CHECKING([whether gcc version is sufficient])
     major=0
@@ -163,6 +187,9 @@ if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
         AC_MSG_RESULT([yes])
     fi
 
         AC_MSG_RESULT([yes])
     fi
 
+    if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6 ; then
+        USE_GNU99=yes
+    fi
     if test "x$cross_compiling" = xyes; then
         GEN_ASM_OFFSETS=yes
     fi
     if test "x$cross_compiling" = xyes; then
         GEN_ASM_OFFSETS=yes
     fi
@@ -181,10 +208,14 @@ AX_GCC_BUILTIN([__builtin_popcount])
 AX_GCC_BUILTIN([__builtin_popcountll])
 AX_GCC_BUILTIN([__builtin_unreachable])
 
 AX_GCC_BUILTIN([__builtin_popcountll])
 AX_GCC_BUILTIN([__builtin_unreachable])
 
+AX_GCC_FUNC_ATTRIBUTE([const])
 AX_GCC_FUNC_ATTRIBUTE([flatten])
 AX_GCC_FUNC_ATTRIBUTE([format])
 AX_GCC_FUNC_ATTRIBUTE([malloc])
 AX_GCC_FUNC_ATTRIBUTE([packed])
 AX_GCC_FUNC_ATTRIBUTE([flatten])
 AX_GCC_FUNC_ATTRIBUTE([format])
 AX_GCC_FUNC_ATTRIBUTE([malloc])
 AX_GCC_FUNC_ATTRIBUTE([packed])
+AX_GCC_FUNC_ATTRIBUTE([pure])
+AX_GCC_FUNC_ATTRIBUTE([unused])
+AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
 
 AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
 
 
 AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
 
@@ -205,7 +236,7 @@ _SAVE_LDFLAGS="$LDFLAGS"
 _SAVE_CPPFLAGS="$CPPFLAGS"
 
 dnl Compiler macros
 _SAVE_CPPFLAGS="$CPPFLAGS"
 
 dnl Compiler macros
-DEFINES="-DUSE_EXTERNAL_DXTN_LIB=1"
+DEFINES="-D__STDC_LIMIT_MACROS"
 AC_SUBST([DEFINES])
 case "$host_os" in
 linux*|*-gnu*|gnu*)
 AC_SUBST([DEFINES])
 case "$host_os" in
 linux*|*-gnu*|gnu*)
@@ -221,7 +252,13 @@ esac
 
 dnl Add flags for gcc and g++
 if test "x$GCC" = xyes; then
 
 dnl Add flags for gcc and g++
 if test "x$GCC" = xyes; then
-    CFLAGS="$CFLAGS -Wall -std=c99"
+    CFLAGS="$CFLAGS -Wall"
+
+    if test "x$USE_GNU99" = xyes; then
+       CFLAGS="$CFLAGS -std=gnu99"
+    else
+       CFLAGS="$CFLAGS -std=c99"
+    fi
 
     # Enable -Werror=implicit-function-declaration and
     # -Werror=missing-prototypes, if available, or otherwise, just
 
     # Enable -Werror=implicit-function-declaration and
     # -Werror=missing-prototypes, if available, or otherwise, just
@@ -250,9 +287,36 @@ if test "x$GCC" = xyes; then
     # Work around aliasing bugs - developers should comment this out
     CFLAGS="$CFLAGS -fno-strict-aliasing"
 
     # Work around aliasing bugs - developers should comment this out
     CFLAGS="$CFLAGS -fno-strict-aliasing"
 
+    # We don't want floating-point math functions to set errno or trap
+    CFLAGS="$CFLAGS -fno-math-errno -fno-trapping-math"
+
     # gcc's builtin memcmp is slower than glibc's
     # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43052
     CFLAGS="$CFLAGS -fno-builtin-memcmp"
     # gcc's builtin memcmp is slower than glibc's
     # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43052
     CFLAGS="$CFLAGS -fno-builtin-memcmp"
+
+    # Flags to help ensure that certain portions of the code -- and only those
+    # portions -- can be built with MSVC:
+    # - src/util, src/gallium/auxiliary, and src/gallium/drivers/llvmpipe needs
+    #   to build with Windows SDK 7.0.7600, which bundles MSVC 2008
+    # - non-Linux/Posix OpenGL portions needs to build on MSVC 2013 (which
+    #   supports most of C99)
+    # - the rest has no compiler compiler restrictions
+    MSVC2013_COMPAT_CFLAGS="-Werror=pointer-arith"
+    MSVC2013_COMPAT_CXXFLAGS="-Werror=pointer-arith"
+
+    # Enable -Werror=vla if compiler supports it
+    save_CFLAGS="$CFLAGS"
+    AC_MSG_CHECKING([whether $CC supports -Werror=vla])
+    CFLAGS="$CFLAGS -Werror=vla"
+    AC_LINK_IFELSE([AC_LANG_PROGRAM()],
+                  [MSVC2013_COMPAT_CFLAGS="$MSVC2013_COMPAT_CFLAGS -Werror=vla";
+                   MSVC2013_COMPAT_CXXFLAGS="$MSVC2013_COMPAT_CXXFLAGS -Werror=vla";
+                   AC_MSG_RESULT([yes])],
+                   AC_MSG_RESULT([no]));
+    CFLAGS="$save_CFLAGS"
+
+    MSVC2008_COMPAT_CFLAGS="$MSVC2013_COMPAT_CFLAGS -Werror=declaration-after-statement"
+    MSVC2008_COMPAT_CXXFLAGS="$MSVC2013_COMPAT_CXXFLAGS"
 fi
 if test "x$GXX" = xyes; then
     CXXFLAGS="$CXXFLAGS -Wall"
 fi
 if test "x$GXX" = xyes; then
     CXXFLAGS="$CXXFLAGS -Wall"
@@ -278,6 +342,11 @@ if test "x$GXX" = xyes; then
     CXXFLAGS="$CXXFLAGS -fno-builtin-memcmp"
 fi
 
     CXXFLAGS="$CXXFLAGS -fno-builtin-memcmp"
 fi
 
+AC_SUBST([MSVC2013_COMPAT_CFLAGS])
+AC_SUBST([MSVC2013_COMPAT_CXXFLAGS])
+AC_SUBST([MSVC2008_COMPAT_CFLAGS])
+AC_SUBST([MSVC2008_COMPAT_CXXFLAGS])
+
 dnl even if the compiler appears to support it, using visibility attributes isn't
 dnl going to do anything useful currently on cygwin apart from emit lots of warnings
 case "$host_os" in
 dnl even if the compiler appears to support it, using visibility attributes isn't
 dnl going to do anything useful currently on cygwin apart from emit lots of warnings
 case "$host_os" in
@@ -360,6 +429,8 @@ if test "x$enable_debug" = xyes; then
             CXXFLAGS="$CXXFLAGS -O0"
         fi
     fi
             CXXFLAGS="$CXXFLAGS -O0"
         fi
     fi
+else
+   DEFINES="$DEFINES -DNDEBUG"
 fi
 
 dnl
 fi
 
 dnl
@@ -462,15 +533,32 @@ AM_CONDITIONAL(HAVE_COMPAT_SYMLINKS, test "x$HAVE_COMPAT_SYMLINKS" = xyes)
 dnl
 dnl library names
 dnl
 dnl
 dnl library names
 dnl
+dnl Unfortunately we need to do a few things that libtool can't help us with,
+dnl so we need some knowledge of shared library filenames:
+dnl
+dnl LIB_EXT is the extension used when creating symlinks for alternate
+dnl filenames for a shared library which will be dynamically loaded
+dnl
+dnl IMP_LIB_EXT is the extension used when checking for the presence of a
+dnl the file for a shared library we wish to link with
+dnl
 case "$host_os" in
 darwin* )
 case "$host_os" in
 darwin* )
-    LIB_EXT='dylib' ;;
+    LIB_EXT='dylib'
+    IMP_LIB_EXT=$LIB_EXT
+    ;;
 cygwin* )
 cygwin* )
-    LIB_EXT='dll' ;;
+    LIB_EXT='dll'
+    IMP_LIB_EXT='dll.a'
+    ;;
 aix* )
 aix* )
-    LIB_EXT='a' ;;
+    LIB_EXT='a'
+    IMP_LIB_EXT=$LIB_EXT
+    ;;
 * )
 * )
-    LIB_EXT='so' ;;
+    LIB_EXT='so'
+    IMP_LIB_EXT=$LIB_EXT
+    ;;
 esac
 
 AC_SUBST([LIB_EXT])
 esac
 
 AC_SUBST([LIB_EXT])
@@ -587,7 +675,9 @@ if test "x$enable_asm" = xyes; then
 fi
 
 AC_CHECK_HEADER([xlocale.h], [DEFINES="$DEFINES -DHAVE_XLOCALE_H"])
 fi
 
 AC_CHECK_HEADER([xlocale.h], [DEFINES="$DEFINES -DHAVE_XLOCALE_H"])
+AC_CHECK_HEADER([sys/sysctl.h], [DEFINES="$DEFINES -DHAVE_SYS_SYSCTL_H"])
 AC_CHECK_FUNC([strtof], [DEFINES="$DEFINES -DHAVE_STRTOF"])
 AC_CHECK_FUNC([strtof], [DEFINES="$DEFINES -DHAVE_STRTOF"])
+AC_CHECK_FUNC([mkostemp], [DEFINES="$DEFINES -DHAVE_MKOSTEMP"])
 
 dnl Check to see if dlopen is in default libraries (like Solaris, which
 dnl has it in libc), or if libdl is needed to get it.
 
 dnl Check to see if dlopen is in default libraries (like Solaris, which
 dnl has it in libc), or if libdl is needed to get it.
@@ -603,7 +693,7 @@ AC_CHECK_FUNCS([dladdr])
 LIBS="$save_LIBS"
 
 case "$host_os" in
 LIBS="$save_LIBS"
 
 case "$host_os" in
-darwin*|mingw*)
+darwin*)
     ;;
 *)
     AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=],
     ;;
 *)
     AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=],
@@ -617,13 +707,10 @@ dnl See if posix_memalign is available
 AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
 
 dnl Check for pthreads
 AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
 
 dnl Check for pthreads
-case "$host_os" in
-mingw*)
-    ;;
-*)
-    AX_PTHREAD
-    ;;
-esac
+AX_PTHREAD
+if test "x$ax_pthread_ok" = xno; then
+    AC_MSG_ERROR([Building mesa on this platform requires pthreads])
+fi
 dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
 dnl to -pthread, which causes problems if we need -lpthread to appear in
 dnl pkgconfig files.
 dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
 dnl to -pthread, which causes problems if we need -lpthread to appear in
 dnl pkgconfig files.
@@ -654,20 +741,15 @@ AC_ARG_ENABLE([opengl],
     [enable_opengl="$enableval"],
     [enable_opengl=yes])
 AC_ARG_ENABLE([gles1],
     [enable_opengl="$enableval"],
     [enable_opengl=yes])
 AC_ARG_ENABLE([gles1],
-    [AS_HELP_STRING([--enable-gles1],
-        [enable support for OpenGL ES 1.x API @<:@default=disabled@:>@])],
+    [AS_HELP_STRING([--disable-gles1],
+        [disable support for OpenGL ES 1.x API @<:@default=enabled@:>@])],
     [enable_gles1="$enableval"],
     [enable_gles1="$enableval"],
-    [enable_gles1=no])
+    [enable_gles1=yes])
 AC_ARG_ENABLE([gles2],
 AC_ARG_ENABLE([gles2],
-    [AS_HELP_STRING([--enable-gles2],
-        [enable support for OpenGL ES 2.x API @<:@default=disabled@:>@])],
+    [AS_HELP_STRING([--disable-gles2],
+        [disable support for OpenGL ES 2.x API @<:@default=enabled@:>@])],
     [enable_gles2="$enableval"],
     [enable_gles2="$enableval"],
-    [enable_gles2=no])
-AC_ARG_ENABLE([openvg],
-    [AS_HELP_STRING([--enable-openvg],
-        [enable support for OpenVG API @<:@default=disabled@:>@])],
-    [enable_openvg="$enableval"],
-    [enable_openvg=no])
+    [enable_gles2=yes])
 
 AC_ARG_ENABLE([dri],
     [AS_HELP_STRING([--enable-dri],
 
 AC_ARG_ENABLE([dri],
     [AS_HELP_STRING([--enable-dri],
@@ -798,7 +880,6 @@ if test "x$enable_opengl" = xno -a \
         "x$enable_gles1" = xno -a \
         "x$enable_gles2" = xno -a \
         "x$enable_nine" = xno -a \
         "x$enable_gles1" = xno -a \
         "x$enable_gles2" = xno -a \
         "x$enable_nine" = xno -a \
-        "x$enable_openvg" = xno -a \
         "x$enable_xa" = xno -a \
         "x$enable_xvmc" = xno -a \
         "x$enable_vdpau" = xno -a \
         "x$enable_xa" = xno -a \
         "x$enable_xvmc" = xno -a \
         "x$enable_vdpau" = xno -a \
@@ -856,11 +937,18 @@ fi
 AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xyes -a \
                                   "x$enable_dri" = xyes)
 
 AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xyes -a \
                                   "x$enable_dri" = xyes)
 
+# Check for libdrm
+PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
+                  [have_libdrm=yes], [have_libdrm=no])
+if test "x$have_libdrm" = xyes; then
+       DEFINES="$DEFINES -DHAVE_LIBDRM"
+fi
+
 # Select which platform-dependent DRI code gets built
 case "$host_os" in
 darwin*)
     dri_platform='apple' ;;
 # Select which platform-dependent DRI code gets built
 case "$host_os" in
 darwin*)
     dri_platform='apple' ;;
-gnu*|mingw*|cygwin*)
+gnu*|cygwin*)
     dri_platform='none' ;;
 *)
     dri_platform='drm' ;;
     dri_platform='none' ;;
 *)
     dri_platform='drm' ;;
@@ -868,8 +956,8 @@ esac
 
 AM_CONDITIONAL(HAVE_DRICOMMON, test "x$enable_dri" = xyes )
 AM_CONDITIONAL(HAVE_DRISW, test "x$enable_dri" = xyes )
 
 AM_CONDITIONAL(HAVE_DRICOMMON, test "x$enable_dri" = xyes )
 AM_CONDITIONAL(HAVE_DRISW, test "x$enable_dri" = xyes )
-AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm )
-AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm )
+AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
+AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
 AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
 
 AC_ARG_ENABLE([shared-glapi],
 AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
 
 AC_ARG_ENABLE([shared-glapi],
@@ -887,12 +975,6 @@ x*yes*yes*)
     ;;
 esac
 
     ;;
 esac
 
-# Building Xlib-GLX requires shared glapi to be disabled.
-if test "x$enable_xlib_glx" = xyes; then
-    AC_MSG_NOTICE([Shared GLAPI should not used with Xlib-GLX, disabling])
-    enable_shared_glapi=no
-fi
-
 AM_CONDITIONAL(HAVE_SHARED_GLAPI, test "x$enable_shared_glapi" = xyes)
 
 # Build the pipe-drivers as separate libraries/modules.
 AM_CONDITIONAL(HAVE_SHARED_GLAPI, test "x$enable_shared_glapi" = xyes)
 
 # Build the pipe-drivers as separate libraries/modules.
@@ -904,11 +986,9 @@ dnl
 dnl Driver specific build directories
 dnl
 
 dnl Driver specific build directories
 dnl
 
-case "x$enable_glx$enable_xlib_glx" in
-xyesyes)
+if test -n "$with_gallium_drivers" -a "x$enable_glx$enable_xlib_glx" = xyesyes; then
     NEED_WINSYS_XLIB="yes"
     NEED_WINSYS_XLIB="yes"
-    ;;
-esac
+fi
 
 if test "x$enable_dri" = xyes; then
     enable_gallium_loader="$enable_shared_pipe_drivers"
 
 if test "x$enable_dri" = xyes; then
     enable_gallium_loader="$enable_shared_pipe_drivers"
@@ -1047,6 +1127,11 @@ AC_MSG_RESULT([$with_sha1])
 AC_SUBST(SHA1_LIBS)
 AC_SUBST(SHA1_CFLAGS)
 
 AC_SUBST(SHA1_LIBS)
 AC_SUBST(SHA1_CFLAGS)
 
+# Enable a define for SHA1
+if test "x$with_sha1" != "x"; then
+       DEFINES="$DEFINES -DHAVE_SHA1"
+fi
+
 # Allow user to configure out the shader-cache feature
 AC_ARG_ENABLE([shader-cache],
     AS_HELP_STRING([--disable-shader-cache], [Disable binary shader cache]),
 # Allow user to configure out the shader-cache feature
 AC_ARG_ENABLE([shader-cache],
     AS_HELP_STRING([--disable-shader-cache], [Disable binary shader cache]),
@@ -1063,13 +1148,6 @@ if test "x$with_sha1" = "x"; then
 fi
 AM_CONDITIONAL([ENABLE_SHADER_CACHE], [test x$enable_shader_cache = xyes])
 
 fi
 AM_CONDITIONAL([ENABLE_SHADER_CACHE], [test x$enable_shader_cache = xyes])
 
-# Check for libdrm
-PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
-                  [have_libdrm=yes], [have_libdrm=no])
-if test "x$have_libdrm" = xyes; then
-       DEFINES="$DEFINES -DHAVE_LIBDRM"
-fi
-
 case "$host_os" in
 linux*)
     need_pci_id=yes ;;
 case "$host_os" in
 linux*)
     need_pci_id=yes ;;
@@ -1233,6 +1311,16 @@ AC_SUBST(GLX_TLS, ${GLX_USE_TLS})
 AS_IF([test "x$GLX_USE_TLS" = xyes -a "x$ax_pthread_ok" = xyes],
       [DEFINES="${DEFINES} -DGLX_USE_TLS"])
 
 AS_IF([test "x$GLX_USE_TLS" = xyes -a "x$ax_pthread_ok" = xyes],
       [DEFINES="${DEFINES} -DGLX_USE_TLS"])
 
+dnl Read-only text section on x86 hardened platforms
+AC_ARG_ENABLE([glx-read-only-text],
+    [AS_HELP_STRING([--enable-glx-read-only-text],
+        [Disable writable .text section on x86 (decreases performance) @<:@default=disabled@:>@])],
+    [enable_glx_read_only_text="$enableval"],
+    [enable_glx_read_only_text=no])
+if test "x$enable_glx_read_only_text" = xyes; then
+    DEFINES="$DEFINES -DGLX_X86_READONLY_TEXT"
+fi
+
 dnl
 dnl More DRI setup
 dnl
 dnl
 dnl More DRI setup
 dnl
@@ -1305,7 +1393,7 @@ if test "x$enable_dri" = xyes; then
         fi
         ;;
     darwin*)
         fi
         ;;
     darwin*)
-        DEFINES="$DEFINES -DGLX_ALIAS_UNSUPPORTED"
+        DEFINES="$DEFINES -DGLX_ALIAS_UNSUPPORTED -DBUILDING_MESA"
         if test "x$with_dri_drivers" = "xyes"; then
             with_dri_drivers="swrast"
         fi
         if test "x$with_dri_drivers" = "xyes"; then
             with_dri_drivers="swrast"
         fi
@@ -1326,26 +1414,6 @@ if test "x$enable_dri" = xyes; then
                      [AC_MSG_ERROR([Expat library required for DRI not found])])
          EXPAT_LIBS="-lexpat"])
 
                      [AC_MSG_ERROR([Expat library required for DRI not found])])
          EXPAT_LIBS="-lexpat"])
 
-    DRICOMMON_NEED_LIBDRM=no
-    # If we are building any DRI driver other than swrast.
-    if test -n "$with_dri_drivers"; then
-        if test "x$with_dri_drivers" != xswrast; then
-            # ... libdrm is required
-            if test "x$have_libdrm" != xyes; then
-                AC_MSG_ERROR([DRI drivers requires libdrm >= $LIBDRM_REQUIRED])
-            fi
-            DRICOMMON_NEED_LIBDRM=yes
-        fi
-    fi
-
-    # If we're building any gallium DRI driver other than swrast
-    if test -n "$with_gallium_drivers" -a "x$DRICOMMON_NEED_LIBDRM" = xno; then
-        if test "x$with_gallium_drivers" != xswrast; then
-            # ... build a libdrm aware dricommon
-            DRICOMMON_NEED_LIBDRM=yes
-        fi
-    fi
-
     # put all the necessary libs together
     DRI_LIB_DEPS="$DRI_LIB_DEPS $SELINUX_LIBS $LIBDRM_LIBS $EXPAT_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
 fi
     # put all the necessary libs together
     DRI_LIB_DEPS="$DRI_LIB_DEPS $SELINUX_LIBS $LIBDRM_LIBS $EXPAT_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
 fi
@@ -1373,7 +1441,7 @@ if test -n "$with_dri_drivers"; then
             ;;
         xnouveau)
             HAVE_NOUVEAU_DRI=yes;
             ;;
         xnouveau)
             HAVE_NOUVEAU_DRI=yes;
-            PKG_CHECK_MODULES([NOUVEAU], [libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
+            PKG_CHECK_MODULES([NVVIEUX], [libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
             ;;
         xradeon)
             HAVE_RADEON_DRI=yes;
             ;;
         xradeon)
             HAVE_RADEON_DRI=yes;
@@ -1459,7 +1527,6 @@ if test "x$enable_gbm" = xyes; then
     fi
 
     if test "x$enable_dri" = xyes; then
     fi
 
     if test "x$enable_dri" = xyes; then
-        GBM_BACKEND_DIRS="$GBM_BACKEND_DIRS dri"
         if test "x$enable_shared_glapi" = xno; then
             AC_MSG_ERROR([gbm_dri requires --enable-shared-glapi])
         fi
         if test "x$enable_shared_glapi" = xno; then
             AC_MSG_ERROR([gbm_dri requires --enable-shared-glapi])
         fi
@@ -1494,14 +1561,23 @@ if test "x$enable_egl" = xyes; then
 
     if test "$enable_static" != yes; then
         if test "x$enable_dri" = xyes; then
 
     if test "$enable_static" != yes; then
         if test "x$enable_dri" = xyes; then
-           HAVE_EGL_DRIVER_DRI2=1
-       fi
+            HAVE_EGL_DRIVER_DRI2=1
+            if test "x$enable_shared_glapi" = xno; then
+                AC_MSG_ERROR([egl_dri2 requires --enable-shared-glapi])
+            fi
+        else
+            # Avoid building an "empty" libEGL. Drop/update this
+            # when other backends (haiku?) come along.
+            AC_MSG_ERROR([egl requires --enable-dri])
+        fi
 
     fi
 fi
 AM_CONDITIONAL(HAVE_EGL, test "x$enable_egl" = xyes)
 AC_SUBST([EGL_LIB_DEPS])
 
 
     fi
 fi
 AM_CONDITIONAL(HAVE_EGL, test "x$enable_egl" = xyes)
 AC_SUBST([EGL_LIB_DEPS])
 
+gallium_st="mesa"
+
 dnl
 dnl XA configuration
 dnl
 dnl
 dnl XA configuration
 dnl
@@ -1515,32 +1591,10 @@ if test "x$enable_xa" = xyes; then
           Example: ./configure --enable-xa --with-gallium-drivers=svga...])
     fi
     enable_gallium_loader=$enable_shared_pipe_drivers
           Example: ./configure --enable-xa --with-gallium-drivers=svga...])
     fi
     enable_gallium_loader=$enable_shared_pipe_drivers
+    gallium_st="$gallium_st xa"
 fi
 AM_CONDITIONAL(HAVE_ST_XA, test "x$enable_xa" = xyes)
 
 fi
 AM_CONDITIONAL(HAVE_ST_XA, test "x$enable_xa" = xyes)
 
-dnl
-dnl OpenVG configuration
-dnl
-VG_LIB_DEPS=""
-
-if test "x$enable_openvg" = xyes; then
-    if test "x$enable_egl" = xno; then
-        AC_MSG_ERROR([cannot enable OpenVG without EGL])
-    fi
-    if test -z "$with_gallium_drivers"; then
-        AC_MSG_ERROR([cannot enable OpenVG without Gallium])
-    fi
-
-    AC_MSG_ERROR([Cannot enable OpenVG, because egl_gallium has been removed and
-                  OpenVG has not been integrated into standard libEGL yet])
-
-    EGL_CLIENT_APIS="$EGL_CLIENT_APIS "'$(VG_LIB)'
-    VG_LIB_DEPS="$VG_LIB_DEPS $SELINUX_LIBS $PTHREAD_LIBS"
-    VG_PC_LIB_PRIV="-lm $CLOCK_LIB $PTHREAD_LIBS $DLOPEN_LIBS"
-    AC_SUBST([VG_PC_LIB_PRIV])
-fi
-AM_CONDITIONAL(HAVE_OPENVG, test "x$enable_openvg" = xyes)
-
 dnl
 dnl Gallium G3DVL configuration
 dnl
 dnl
 dnl Gallium G3DVL configuration
 dnl
@@ -1562,36 +1616,49 @@ if test -n "$with_gallium_drivers" -a "x$with_gallium_drivers" != xswrast; then
     fi
 fi
 
     fi
 fi
 
-if test "x$enable_xvmc" = xyes -o \
+if test "x$enable_dri" = xyes -o \
+        "x$enable_xvmc" = xyes -o \
         "x$enable_vdpau" = xyes -o \
         "x$enable_omx" = xyes -o \
         "x$enable_va" = xyes; then
         "x$enable_vdpau" = xyes -o \
         "x$enable_omx" = xyes -o \
         "x$enable_va" = xyes; then
-    PKG_CHECK_MODULES([VL], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
     need_gallium_vl=yes
 fi
 AM_CONDITIONAL(NEED_GALLIUM_VL, test "x$need_gallium_vl" = xyes)
 
     need_gallium_vl=yes
 fi
 AM_CONDITIONAL(NEED_GALLIUM_VL, test "x$need_gallium_vl" = xyes)
 
+if test "x$enable_xvmc" = xyes -o \
+        "x$enable_vdpau" = xyes -o \
+        "x$enable_omx" = xyes -o \
+        "x$enable_va" = xyes; then
+    PKG_CHECK_MODULES([VL], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
+    need_gallium_vl_winsys=yes
+fi
+AM_CONDITIONAL(NEED_GALLIUM_VL_WINSYS, test "x$need_gallium_vl_winsys" = xyes)
+
 if test "x$enable_xvmc" = xyes; then
     PKG_CHECK_MODULES([XVMC], [xvmc >= $XVMC_REQUIRED])
     enable_gallium_loader=$enable_shared_pipe_drivers
 if test "x$enable_xvmc" = xyes; then
     PKG_CHECK_MODULES([XVMC], [xvmc >= $XVMC_REQUIRED])
     enable_gallium_loader=$enable_shared_pipe_drivers
+    gallium_st="$gallium_st xvmc"
 fi
 AM_CONDITIONAL(HAVE_ST_XVMC, test "x$enable_xvmc" = xyes)
 
 if test "x$enable_vdpau" = xyes; then
     PKG_CHECK_MODULES([VDPAU], [vdpau >= $VDPAU_REQUIRED])
     enable_gallium_loader=$enable_shared_pipe_drivers
 fi
 AM_CONDITIONAL(HAVE_ST_XVMC, test "x$enable_xvmc" = xyes)
 
 if test "x$enable_vdpau" = xyes; then
     PKG_CHECK_MODULES([VDPAU], [vdpau >= $VDPAU_REQUIRED])
     enable_gallium_loader=$enable_shared_pipe_drivers
+    gallium_st="$gallium_st vdpau"
 fi
 AM_CONDITIONAL(HAVE_ST_VDPAU, test "x$enable_vdpau" = xyes)
 
 if test "x$enable_omx" = xyes; then
     PKG_CHECK_MODULES([OMX], [libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED])
     enable_gallium_loader=$enable_shared_pipe_drivers
 fi
 AM_CONDITIONAL(HAVE_ST_VDPAU, test "x$enable_vdpau" = xyes)
 
 if test "x$enable_omx" = xyes; then
     PKG_CHECK_MODULES([OMX], [libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED])
     enable_gallium_loader=$enable_shared_pipe_drivers
+    gallium_st="$gallium_st omx"
 fi
 AM_CONDITIONAL(HAVE_ST_OMX, test "x$enable_omx" = xyes)
 
 if test "x$enable_va" = xyes; then
     PKG_CHECK_MODULES([VA], [libva >= $LIBVA_REQUIRED])
     enable_gallium_loader=$enable_shared_pipe_drivers
 fi
 AM_CONDITIONAL(HAVE_ST_OMX, test "x$enable_omx" = xyes)
 
 if test "x$enable_va" = xyes; then
     PKG_CHECK_MODULES([VA], [libva >= $LIBVA_REQUIRED])
     enable_gallium_loader=$enable_shared_pipe_drivers
+    gallium_st="$gallium_st va"
 fi
 AM_CONDITIONAL(HAVE_ST_VA, test "x$enable_va" = xyes)
 
 fi
 AM_CONDITIONAL(HAVE_ST_VA, test "x$enable_va" = xyes)
 
@@ -1602,14 +1669,19 @@ if test "x$enable_nine" = xyes; then
     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
         AC_MSG_ERROR([nine requires the gallium swrast driver])
     fi
     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
         AC_MSG_ERROR([nine requires the gallium swrast driver])
     fi
-    if test "x$with_gallium_drivers" == xswrast; then
+    if test "x$with_gallium_drivers" = xswrast; then
         AC_MSG_ERROR([nine requires at least one non-swrast gallium driver])
     fi
         AC_MSG_ERROR([nine requires at least one non-swrast gallium driver])
     fi
+    if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6; then
+        AC_MSG_ERROR([gcc >= 4.6 is required to build nine])
+    fi
+
     if test "x$enable_dri3" = xno; then
         AC_MSG_WARN([using nine together with wine requires DRI3 enabled system])
     fi
 
     enable_gallium_loader=$enable_shared_pipe_drivers
     if test "x$enable_dri3" = xno; then
         AC_MSG_WARN([using nine together with wine requires DRI3 enabled system])
     fi
 
     enable_gallium_loader=$enable_shared_pipe_drivers
+    gallium_st="$gallium_st nine"
 fi
 AM_CONDITIONAL(HAVE_ST_NINE, test "x$enable_nine" = xyes)
 
 fi
 AM_CONDITIONAL(HAVE_ST_NINE, test "x$enable_nine" = xyes)
 
@@ -1617,19 +1689,6 @@ dnl
 dnl OpenCL configuration
 dnl
 
 dnl OpenCL configuration
 dnl
 
-AC_ARG_WITH([libclc-path],
-   [AS_HELP_STRING([--with-libclc-path],
-         [DEPRECATED: See http://dri.freedesktop.org/wiki/GalliumCompute#How_to_Install])],
-   [LIBCLC_PATH="$withval"],
-   [LIBCLC_PATH=''])
-
-if test -n "$LIBCLC_PATH"; then
-   AC_MSG_ERROR([The --with-libclc-path option has been deprecated.
-                  Please review the updated build instructions for clover:
-                 http://dri.freedesktop.org/wiki/GalliumCompute])
-fi
-
-
 AC_ARG_WITH([clang-libdir],
    [AS_HELP_STRING([--with-clang-libdir],
          [Path to Clang libraries @<:@default=llvm-config --libdir@:>@])],
 AC_ARG_WITH([clang-libdir],
    [AS_HELP_STRING([--with-clang-libdir],
          [Path to Clang libraries @<:@default=llvm-config --libdir@:>@])],
@@ -1662,6 +1721,7 @@ if test "x$enable_opencl" = xyes; then
 
     # XXX: Use $enable_shared_pipe_drivers once converted to use static/shared pipe-drivers
     enable_gallium_loader=yes
 
     # XXX: Use $enable_shared_pipe_drivers once converted to use static/shared pipe-drivers
     enable_gallium_loader=yes
+    gallium_st="$gallium_st clover"
 
     if test "x$enable_opencl_icd" = xyes; then
         OPENCL_LIBNAME="MesaOpenCL"
 
     if test "x$enable_opencl_icd" = xyes; then
         OPENCL_LIBNAME="MesaOpenCL"
@@ -1720,16 +1780,26 @@ if test "x$with_egl_platforms" != "x" -a "x$enable_egl" != xyes; then
     AC_MSG_ERROR([cannot build egl state tracker without EGL library])
 fi
 
     AC_MSG_ERROR([cannot build egl state tracker without EGL library])
 fi
 
+PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland_scanner],
+        WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland_scanner`,
+        WAYLAND_SCANNER='')
+if test "x$WAYLAND_SCANNER" = x; then
+    AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner])
+fi
+
 # Do per-EGL platform setups and checks
 egl_platforms=`IFS=', '; echo $with_egl_platforms`
 for plat in $egl_platforms; do
        case "$plat" in
        wayland)
 # Do per-EGL platform setups and checks
 egl_platforms=`IFS=', '; echo $with_egl_platforms`
 for plat in $egl_platforms; do
        case "$plat" in
        wayland)
+               test "x$have_libdrm" != xyes &&
+                       AC_MSG_ERROR([EGL platform wayland requires libdrm >= $LIBDRM_REQUIRED])
+
                PKG_CHECK_MODULES([WAYLAND], [wayland-client >= $WAYLAND_REQUIRED wayland-server >= $WAYLAND_REQUIRED])
 
                PKG_CHECK_MODULES([WAYLAND], [wayland-client >= $WAYLAND_REQUIRED wayland-server >= $WAYLAND_REQUIRED])
 
-                WAYLAND_PREFIX=`$PKG_CONFIG --variable=prefix wayland-client`
-                AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner],,
-                             [${WAYLAND_PREFIX}/bin$PATH_SEPARATOR$PATH])
+               if test "x$WAYLAND_SCANNER" = x; then
+                       AC_MSG_ERROR([wayland-scanner is needed to compile the wayland egl platform])
+               fi
                ;;
 
        x11)
                ;;
 
        x11)
@@ -1743,7 +1813,9 @@ for plat in $egl_platforms; do
                        AC_MSG_ERROR([EGL platform drm requires libdrm >= $LIBDRM_REQUIRED])
                ;;
 
                        AC_MSG_ERROR([EGL platform drm requires libdrm >= $LIBDRM_REQUIRED])
                ;;
 
-       android|fbdev|gdi|null)
+       surfaceless)
+               test "x$have_libdrm" != xyes &&
+                       AC_MSG_ERROR([EGL platform surfaceless requires libdrm >= $LIBDRM_REQUIRED])
                ;;
 
        *)
                ;;
 
        *)
@@ -1760,19 +1832,16 @@ done
 # libEGL wants to default to the first platform specified in
 # ./configure.  parse that here.
 if test "x$egl_platforms" != "x"; then
 # libEGL wants to default to the first platform specified in
 # ./configure.  parse that here.
 if test "x$egl_platforms" != "x"; then
-    FIRST_PLATFORM_CAPS=`echo $egl_platforms | sed 's| .*||' | tr 'a-z' 'A-Z'`
+    FIRST_PLATFORM_CAPS=`echo $egl_platforms | sed 's| .*||' | tr '[[a-z]]' '[[A-Z]]'`
     EGL_NATIVE_PLATFORM="_EGL_PLATFORM_$FIRST_PLATFORM_CAPS"
 else
     EGL_NATIVE_PLATFORM="_EGL_INVALID_PLATFORM"
 fi
 
     EGL_NATIVE_PLATFORM="_EGL_PLATFORM_$FIRST_PLATFORM_CAPS"
 else
     EGL_NATIVE_PLATFORM="_EGL_INVALID_PLATFORM"
 fi
 
-if echo "$egl_platforms" | grep -q 'x11'; then
-    NEED_WINSYS_XLIB=yes
-fi
 AM_CONDITIONAL(HAVE_EGL_PLATFORM_X11, echo "$egl_platforms" | grep -q 'x11')
 AM_CONDITIONAL(HAVE_EGL_PLATFORM_WAYLAND, echo "$egl_platforms" | grep -q 'wayland')
 AM_CONDITIONAL(HAVE_EGL_PLATFORM_DRM, echo "$egl_platforms" | grep -q 'drm')
 AM_CONDITIONAL(HAVE_EGL_PLATFORM_X11, echo "$egl_platforms" | grep -q 'x11')
 AM_CONDITIONAL(HAVE_EGL_PLATFORM_WAYLAND, echo "$egl_platforms" | grep -q 'wayland')
 AM_CONDITIONAL(HAVE_EGL_PLATFORM_DRM, echo "$egl_platforms" | grep -q 'drm')
-AM_CONDITIONAL(HAVE_EGL_PLATFORM_FBDEV, echo "$egl_platforms" | grep -q 'fbdev')
+AM_CONDITIONAL(HAVE_EGL_PLATFORM_SURFACELESS, echo "$egl_platforms" | grep -q 'surfaceless')
 AM_CONDITIONAL(HAVE_EGL_PLATFORM_NULL, echo "$egl_platforms" | grep -q 'null')
 
 AM_CONDITIONAL(HAVE_EGL_DRIVER_DRI2, test "x$HAVE_EGL_DRIVER_DRI2" != "x")
 AM_CONDITIONAL(HAVE_EGL_PLATFORM_NULL, echo "$egl_platforms" | grep -q 'null')
 
 AM_CONDITIONAL(HAVE_EGL_DRIVER_DRI2, test "x$HAVE_EGL_DRIVER_DRI2" != "x")
@@ -1787,21 +1856,6 @@ if ! echo "$egl_platforms" | grep -q 'x11'; then
     GL_PC_CFLAGS="$GL_PC_CFLAGS -DMESA_EGL_NO_X11_HEADERS"
 fi
 
     GL_PC_CFLAGS="$GL_PC_CFLAGS -DMESA_EGL_NO_X11_HEADERS"
 fi
 
-AC_ARG_WITH([max-width],
-    [AS_HELP_STRING([--with-max-width=N],
-                    [Maximum framebuffer width (4096)])],
-    [DEFINES="${DEFINES} -DMAX_WIDTH=${withval}";
-     AS_IF([test "${withval}" -gt "4096"],
-           [AC_MSG_WARN([Large framebuffer: see s_tritemp.h comments.])])]
-)
-AC_ARG_WITH([max-height],
-    [AS_HELP_STRING([--with-max-height=N],
-                    [Maximum framebuffer height (4096)])],
-    [DEFINES="${DEFINES} -DMAX_HEIGHT=${withval}";
-     AS_IF([test "${withval}" -gt "4096"],
-           [AC_MSG_WARN([Large framebuffer: see s_tritemp.h comments.])])]
-)
-
 dnl
 dnl Gallium LLVM
 dnl
 dnl
 dnl Gallium LLVM
 dnl
@@ -1848,6 +1902,13 @@ strip_unwanted_llvm_flags() {
        -e 's/-fstack-protector-strong\>//g'
 }
 
        -e 's/-fstack-protector-strong\>//g'
 }
 
+llvm_check_version_for() {
+    if test "${LLVM_VERSION_INT}${LLVM_VERSION_PATCH}" -lt "${1}0${2}${3}"; then
+        AC_MSG_ERROR([LLVM $1.$2.$3 or newer is required for $4])
+    fi
+}
+
+
 
 if test -z "$with_gallium_drivers"; then
     enable_gallium_llvm=no
 
 if test -z "$with_gallium_drivers"; then
     enable_gallium_llvm=no
@@ -1896,30 +1957,15 @@ if test "x$enable_gallium_llvm" = xyes; then
             AC_MSG_ERROR([LLVM $LLVM_REQUIRED_VERSION_MAJOR.$LLVM_REQUIRED_VERSION_MINOR or newer is required])
         fi
 
             AC_MSG_ERROR([LLVM $LLVM_REQUIRED_VERSION_MAJOR.$LLVM_REQUIRED_VERSION_MINOR or newer is required])
         fi
 
-        LLVM_COMPONENTS="engine bitwriter"
-        if $LLVM_CONFIG --components | grep -qw 'mcjit'; then
-            LLVM_COMPONENTS="${LLVM_COMPONENTS} mcjit"
-        fi
+        LLVM_COMPONENTS="engine bitwriter mcjit mcdisassembler"
 
         if test "x$enable_opencl" = xyes; then
 
         if test "x$enable_opencl" = xyes; then
-            LLVM_COMPONENTS="${LLVM_COMPONENTS} ipo linker instrumentation"
-            # LLVM 3.3 >= 177971 requires IRReader
-            if $LLVM_CONFIG --components | grep -qw 'irreader'; then
-                LLVM_COMPONENTS="${LLVM_COMPONENTS} irreader"
-            fi
-            # LLVM 3.4 requires Option
-            if $LLVM_CONFIG --components | grep -qw 'option'; then
-                LLVM_COMPONENTS="${LLVM_COMPONENTS} option"
-            fi
-            # Current OpenCL/Clover and LLVM 3.5 require ObjCARCOpts and ProfileData
-            if $LLVM_CONFIG --components | grep -qw 'objcarcopts'; then
-                LLVM_COMPONENTS="${LLVM_COMPONENTS} objcarcopts"
-            fi
-            if $LLVM_CONFIG --components | grep -qw 'profiledata'; then
-                LLVM_COMPONENTS="${LLVM_COMPONENTS} profiledata"
-            fi
+            llvm_check_version_for "3" "5" "0" "opencl"
+
+            LLVM_COMPONENTS="${LLVM_COMPONENTS} all-targets ipo linker instrumentation"
+            LLVM_COMPONENTS="${LLVM_COMPONENTS} irreader option objcarcopts profiledata"
         fi
         fi
-        DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DLLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
+        DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
         MESA_LLVM=1
 
         dnl Check for Clang internal headers
         MESA_LLVM=1
 
         dnl Check for Clang internal headers
@@ -2038,21 +2084,19 @@ require_egl_drm() {
 }
 
 radeon_llvm_check() {
 }
 
 radeon_llvm_check() {
+    if test ${LLVM_VERSION_INT} -lt 307; then
+        amdgpu_llvm_target_name='r600'
+    else
+        amdgpu_llvm_target_name='amdgpu'
+    fi
     if test "x$enable_gallium_llvm" != "xyes"; then
         AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
     fi
     if test "x$enable_gallium_llvm" != "xyes"; then
         AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
     fi
-    LLVM_REQUIRED_VERSION_MAJOR="3"
-    LLVM_REQUIRED_VERSION_MINOR="4"
-    LLVM_REQUIRED_VERSION_PATCH="2"
-    if test "${LLVM_VERSION_INT}${LLVM_VERSION_PATCH}" -lt "${LLVM_REQUIRED_VERSION_MAJOR}0${LLVM_REQUIRED_VERSION_MINOR}${LLVM_REQUIRED_VERSION_PATCH}"; then
-        AC_MSG_ERROR([LLVM $LLVM_REQUIRED_VERSION_MAJOR.$LLVM_REQUIRED_VERSION_MINOR.$LLVM_REQUIRED_VERSION_PATCH or newer is required for $1])
+    llvm_check_version_for "3" "5" "0" $1
+    if test true && $LLVM_CONFIG --targets-built | grep -iqvw $amdgpu_llvm_target_name ; then
+        AC_MSG_ERROR([LLVM $amdgpu_llvm_target_name not enabled in your LLVM build.])
     fi
     fi
-    if test true && $LLVM_CONFIG --targets-built | grep -qvw 'R600' ; then
-        AC_MSG_ERROR([LLVM R600 Target not enabled.  You can enable it when building the LLVM
-                      sources with the --enable-experimental-targets=R600
-                      configure flag])
-    fi
-    LLVM_COMPONENTS="${LLVM_COMPONENTS} r600 bitreader ipo"
+    LLVM_COMPONENTS="${LLVM_COMPONENTS} $amdgpu_llvm_target_name bitreader ipo"
     NEED_RADEON_LLVM=yes
     if test "x$have_libelf" != xyes; then
        AC_MSG_ERROR([$1 requires libelf when using llvm])
     NEED_RADEON_LLVM=yes
     if test "x$have_libelf" != xyes; then
        AC_MSG_ERROR([$1 requires libelf when using llvm])
@@ -2107,6 +2151,7 @@ if test -n "$with_gallium_drivers"; then
         xradeonsi)
             HAVE_GALLIUM_RADEONSI=yes
             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
         xradeonsi)
             HAVE_GALLIUM_RADEONSI=yes
             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
+            PKG_CHECK_MODULES([AMDGPU], [libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
             gallium_require_drm "radeonsi"
             gallium_require_drm_loader
             radeon_llvm_check "radeonsi"
             gallium_require_drm "radeonsi"
             gallium_require_drm_loader
             radeon_llvm_check "radeonsi"
@@ -2135,11 +2180,8 @@ if test -n "$with_gallium_drivers"; then
             gallium_require_drm "vc4"
             gallium_require_drm_loader
 
             gallium_require_drm "vc4"
             gallium_require_drm_loader
 
-            case "$host_cpu" in
-                i?86 | x86_64 | amd64)
-                USE_VC4_SIMULATOR=yes
-                ;;
-            esac
+            PKG_CHECK_MODULES([SIMPENROSE], [simpenrose],
+                              [USE_VC4_SIMULATOR=yes], [USE_VC4_SIMULATOR=no])
             ;;
         *)
             AC_MSG_ERROR([Unknown Gallium driver: $driver])
             ;;
         *)
             AC_MSG_ERROR([Unknown Gallium driver: $driver])
@@ -2159,10 +2201,14 @@ if test "x$MESA_LLVM" != x0; then
 
     LLVM_LIBS="`$LLVM_CONFIG --libs ${LLVM_COMPONENTS}`"
 
 
     LLVM_LIBS="`$LLVM_CONFIG --libs ${LLVM_COMPONENTS}`"
 
+    dnl llvm-config may not give the right answer when llvm is a built as a
+    dnl single shared library, so we must work the library name out for
+    dnl ourselves.
+    dnl (See https://llvm.org/bugs/show_bug.cgi?id=6823)
     if test "x$enable_llvm_shared_libs" = xyes; then
         dnl We can't use $LLVM_VERSION because it has 'svn' stripped out,
         LLVM_SO_NAME=LLVM-`$LLVM_CONFIG --version`
     if test "x$enable_llvm_shared_libs" = xyes; then
         dnl We can't use $LLVM_VERSION because it has 'svn' stripped out,
         LLVM_SO_NAME=LLVM-`$LLVM_CONFIG --version`
-        AS_IF([test -f "$LLVM_LIBDIR/lib$LLVM_SO_NAME.so"], [llvm_have_one_so=yes])
+        AS_IF([test -f "$LLVM_LIBDIR/lib$LLVM_SO_NAME.$IMP_LIB_EXT"], [llvm_have_one_so=yes])
 
         if test "x$llvm_have_one_so" = xyes; then
             dnl LLVM was built using auto*, so there is only one shared object.
 
         if test "x$llvm_have_one_so" = xyes; then
             dnl LLVM was built using auto*, so there is only one shared object.
@@ -2170,7 +2216,7 @@ if test "x$MESA_LLVM" != x0; then
         else
             dnl If LLVM was built with CMake, there will be one shared object per
             dnl component.
         else
             dnl If LLVM was built with CMake, there will be one shared object per
             dnl component.
-            AS_IF([test ! -f "$LLVM_LIBDIR/libLLVMTarget.so"],
+            AS_IF([test ! -f "$LLVM_LIBDIR/libLLVMTarget.$IMP_LIB_EXT"],
                     [AC_MSG_ERROR([Could not find llvm shared libraries:
        Please make sure you have built llvm with the --enable-shared option
        and that your llvm libraries are installed in $LLVM_LIBDIR
                     [AC_MSG_ERROR([Could not find llvm shared libraries:
        Please make sure you have built llvm with the --enable-shared option
        and that your llvm libraries are installed in $LLVM_LIBDIR
@@ -2217,31 +2263,15 @@ AM_CONDITIONAL(HAVE_GALLIUM_STATIC_TARGETS, test "x$enable_shared_pipe_drivers"
 #       use by XA tracker in particular, but could be used in any case
 #       where communication with xserver is not desired).
 if test "x$enable_gallium_loader" = xyes; then
 #       use by XA tracker in particular, but could be used in any case
 #       where communication with xserver is not desired).
 if test "x$enable_gallium_loader" = xyes; then
-    if test "x$NEED_WINSYS_XLIB" = xyes; then
-        GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_XLIB"
-    fi
-
     if test "x$enable_dri" = xyes; then
         GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_DRI"
     fi
 
     if test "x$enable_gallium_drm_loader" = xyes; then
         GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_DRM"
     if test "x$enable_dri" = xyes; then
         GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_DRI"
     fi
 
     if test "x$enable_gallium_drm_loader" = xyes; then
         GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_DRM"
-        PKG_CHECK_MODULES([GALLIUM_PIPE_LOADER_XCB], [xcb xcb-dri2],
-                          pipe_loader_have_xcb=yes, pipe_loader_have_xcb=no)
-        if test "x$pipe_loader_have_xcb" = xyes; then
-            GALLIUM_PIPE_LOADER_CLIENT_DEFINES="$GALLIUM_PIPE_LOADER_CLIENT_DEFINES -DHAVE_PIPE_LOADER_XCB"
-            GALLIUM_PIPE_LOADER_CLIENT_LIBS="$GALLIUM_PIPE_LOADER_CLIENT_LIBS $GALLIUM_PIPE_LOADER_XCB_LIBS $LIBDRM_LIBS"
-        fi
     fi
 
     fi
 
-    GALLIUM_PIPE_LOADER_CLIENT_DEFINES="$GALLIUM_PIPE_LOADER_CLIENT_DEFINES $GALLIUM_PIPE_LOADER_DEFINES"
-    GALLIUM_PIPE_LOADER_CLIENT_LIBS="$GALLIUM_PIPE_LOADER_CLIENT_LIBS $GALLIUM_PIPE_LOADER_LIBS"
-
     AC_SUBST([GALLIUM_PIPE_LOADER_DEFINES])
     AC_SUBST([GALLIUM_PIPE_LOADER_DEFINES])
-    AC_SUBST([GALLIUM_PIPE_LOADER_LIBS])
-    AC_SUBST([GALLIUM_PIPE_LOADER_CLIENT_DEFINES])
-    AC_SUBST([GALLIUM_PIPE_LOADER_CLIENT_LIBS])
 fi
 
 AM_CONDITIONAL(HAVE_I915_DRI, test x$HAVE_I915_DRI = xyes)
 fi
 
 AM_CONDITIONAL(HAVE_I915_DRI, test x$HAVE_I915_DRI = xyes)
@@ -2268,7 +2298,6 @@ fi
 
 AC_SUBST([ELF_LIB])
 
 
 AC_SUBST([ELF_LIB])
 
-AM_CONDITIONAL(DRICOMMON_NEED_LIBDRM, test "x$DRICOMMON_NEED_LIBDRM" = xyes)
 AM_CONDITIONAL(HAVE_LIBDRM, test "x$have_libdrm" = xyes)
 AM_CONDITIONAL(HAVE_X11_DRIVER, test "x$enable_xlib_glx" = xyes)
 AM_CONDITIONAL(HAVE_OSMESA, test "x$enable_osmesa" = xyes)
 AM_CONDITIONAL(HAVE_LIBDRM, test "x$have_libdrm" = xyes)
 AM_CONDITIONAL(HAVE_X11_DRIVER, test "x$enable_xlib_glx" = xyes)
 AM_CONDITIONAL(HAVE_OSMESA, test "x$enable_osmesa" = xyes)
@@ -2321,8 +2350,7 @@ CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
 dnl Substitute the config
 AC_CONFIG_FILES([Makefile
                src/Makefile
 dnl Substitute the config
 AC_CONFIG_FILES([Makefile
                src/Makefile
-               src/egl/drivers/dri2/Makefile
-               src/egl/main/Makefile
+               src/egl/Makefile
                src/egl/main/egl.pc
                src/egl/wayland/wayland-drm/Makefile
                src/egl/wayland/wayland-egl/Makefile
                src/egl/main/egl.pc
                src/egl/wayland/wayland-drm/Makefile
                src/egl/wayland/wayland-egl/Makefile
@@ -2331,9 +2359,8 @@ AC_CONFIG_FILES([Makefile
                src/gallium/auxiliary/Makefile
                src/gallium/auxiliary/pipe-loader/Makefile
                src/gallium/drivers/freedreno/Makefile
                src/gallium/auxiliary/Makefile
                src/gallium/auxiliary/pipe-loader/Makefile
                src/gallium/drivers/freedreno/Makefile
-               src/gallium/drivers/galahad/Makefile
+               src/gallium/drivers/ddebug/Makefile
                src/gallium/drivers/i915/Makefile
                src/gallium/drivers/i915/Makefile
-               src/gallium/drivers/identity/Makefile
                src/gallium/drivers/ilo/Makefile
                src/gallium/drivers/llvmpipe/Makefile
                src/gallium/drivers/noop/Makefile
                src/gallium/drivers/ilo/Makefile
                src/gallium/drivers/llvmpipe/Makefile
                src/gallium/drivers/noop/Makefile
@@ -2347,7 +2374,6 @@ AC_CONFIG_FILES([Makefile
                src/gallium/drivers/svga/Makefile
                src/gallium/drivers/trace/Makefile
                src/gallium/drivers/vc4/Makefile
                src/gallium/drivers/svga/Makefile
                src/gallium/drivers/trace/Makefile
                src/gallium/drivers/vc4/Makefile
-               src/gallium/drivers/vc4/kernel/Makefile
                src/gallium/state_trackers/clover/Makefile
                src/gallium/state_trackers/dri/Makefile
                src/gallium/state_trackers/glx/xlib/Makefile
                src/gallium/state_trackers/clover/Makefile
                src/gallium/state_trackers/dri/Makefile
                src/gallium/state_trackers/glx/xlib/Makefile
@@ -2356,7 +2382,6 @@ AC_CONFIG_FILES([Makefile
                src/gallium/state_trackers/osmesa/Makefile
                src/gallium/state_trackers/va/Makefile
                src/gallium/state_trackers/vdpau/Makefile
                src/gallium/state_trackers/osmesa/Makefile
                src/gallium/state_trackers/va/Makefile
                src/gallium/state_trackers/vdpau/Makefile
-               src/gallium/state_trackers/vega/Makefile
                src/gallium/state_trackers/xa/Makefile
                src/gallium/state_trackers/xvmc/Makefile
                src/gallium/targets/d3dadapter9/Makefile
                src/gallium/state_trackers/xa/Makefile
                src/gallium/state_trackers/xvmc/Makefile
                src/gallium/targets/d3dadapter9/Makefile
@@ -2365,6 +2390,7 @@ AC_CONFIG_FILES([Makefile
                src/gallium/targets/libgl-xlib/Makefile
                src/gallium/targets/omx/Makefile
                src/gallium/targets/opencl/Makefile
                src/gallium/targets/libgl-xlib/Makefile
                src/gallium/targets/omx/Makefile
                src/gallium/targets/opencl/Makefile
+               src/gallium/targets/opencl/mesa.icd
                src/gallium/targets/osmesa/Makefile
                src/gallium/targets/osmesa/osmesa.pc
                src/gallium/targets/pipe-loader/Makefile
                src/gallium/targets/osmesa/Makefile
                src/gallium/targets/osmesa/osmesa.pc
                src/gallium/targets/pipe-loader/Makefile
@@ -2380,12 +2406,11 @@ AC_CONFIG_FILES([Makefile
                src/gallium/winsys/intel/drm/Makefile
                src/gallium/winsys/nouveau/drm/Makefile
                src/gallium/winsys/radeon/drm/Makefile
                src/gallium/winsys/intel/drm/Makefile
                src/gallium/winsys/nouveau/drm/Makefile
                src/gallium/winsys/radeon/drm/Makefile
+               src/gallium/winsys/amdgpu/drm/Makefile
                src/gallium/winsys/svga/drm/Makefile
                src/gallium/winsys/sw/dri/Makefile
                src/gallium/winsys/svga/drm/Makefile
                src/gallium/winsys/sw/dri/Makefile
-               src/gallium/winsys/sw/fbdev/Makefile
                src/gallium/winsys/sw/kms-dri/Makefile
                src/gallium/winsys/sw/null/Makefile
                src/gallium/winsys/sw/kms-dri/Makefile
                src/gallium/winsys/sw/null/Makefile
-               src/gallium/winsys/sw/wayland/Makefile
                src/gallium/winsys/sw/wrapper/Makefile
                src/gallium/winsys/sw/xlib/Makefile
                src/gallium/winsys/vc4/drm/Makefile
                src/gallium/winsys/sw/wrapper/Makefile
                src/gallium/winsys/sw/xlib/Makefile
                src/gallium/winsys/vc4/drm/Makefile
@@ -2401,8 +2426,6 @@ AC_CONFIG_FILES([Makefile
                src/mapi/es1api/glesv1_cm.pc
                src/mapi/es2api/glesv2.pc
                src/mapi/glapi/gen/Makefile
                src/mapi/es1api/glesv1_cm.pc
                src/mapi/es2api/glesv2.pc
                src/mapi/glapi/gen/Makefile
-               src/mapi/vgapi/Makefile
-               src/mapi/vgapi/vg.pc
                src/mesa/Makefile
                src/mesa/gl.pc
                src/mesa/drivers/dri/dri.pc
                src/mesa/Makefile
                src/mesa/gl.pc
                src/mesa/drivers/dri/dri.pc
@@ -2436,7 +2459,6 @@ echo "        includedir:      $includedir"
 dnl API info
 echo ""
 echo "        OpenGL:          $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
 dnl API info
 echo ""
 echo "        OpenGL:          $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
-echo "        OpenVG:          $enable_openvg"
 
 dnl Driver info
 echo ""
 
 dnl Driver info
 echo ""
@@ -2500,7 +2522,8 @@ fi
 
 echo ""
 if test -n "$with_gallium_drivers"; then
 
 echo ""
 if test -n "$with_gallium_drivers"; then
-    echo "        Gallium:         yes"
+    echo "        Gallium drivers: $gallium_drivers"
+    echo "        Gallium st:      $gallium_st"
 else
     echo "        Gallium:         no"
 fi
 else
     echo "        Gallium:         no"
 fi
@@ -2534,6 +2557,7 @@ if test "x$MESA_LLVM" = x1; then
     echo "        LLVM_CFLAGS:     $LLVM_CFLAGS"
     echo "        LLVM_CXXFLAGS:   $LLVM_CXXFLAGS"
     echo "        LLVM_CPPFLAGS:   $LLVM_CPPFLAGS"
     echo "        LLVM_CFLAGS:     $LLVM_CFLAGS"
     echo "        LLVM_CXXFLAGS:   $LLVM_CXXFLAGS"
     echo "        LLVM_CPPFLAGS:   $LLVM_CPPFLAGS"
+    echo "        LLVM_LDFLAGS:    $LLVM_LDFLAGS"
     echo ""
 fi
 echo "        PYTHON2:         $PYTHON2"
     echo ""
 fi
 echo "        PYTHON2:         $PYTHON2"