loader: Add dri3 helper
[mesa.git] / configure.ac
index e0aec6df437424cb1a07775123edbdb295b45c5f..9ea9ab22346aa335810a404ba77ae22ad3f8baad 100644 (file)
@@ -44,7 +44,14 @@ AC_INIT([Mesa], [MESA_VERSION],
 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
@@ -57,22 +64,25 @@ m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
 dnl Set internal versions
 OSMESA_VERSION=8
 AC_SUBST([OSMESA_VERSION])
+OPENCL_VERSION=1
+AC_SUBST([OPENCL_VERSION])
 
 dnl Versions for external dependencies
-LIBDRM_REQUIRED=2.4.38
+LIBDRM_REQUIRED=2.4.60
 LIBDRM_RADEON_REQUIRED=2.4.56
-LIBDRM_INTEL_REQUIRED=2.4.60
+LIBDRM_AMDGPU_REQUIRED=2.4.63
+LIBDRM_INTEL_REQUIRED=2.4.61
 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
 LIBUDEV_REQUIRED=151
 GLPROTO_REQUIRED=1.4.14
 LIBOMXIL_BELLAGIO_REQUIRED=0.0
-LIBVA_REQUIRED=0.35.0
-VDPAU_REQUIRED=0.4.1
+LIBVA_REQUIRED=0.38.0
+VDPAU_REQUIRED=1.1
 WAYLAND_REQUIRED=1.2.0
 XCB_REQUIRED=1.9.3
 XCBDRI2_REQUIRED=1.8
@@ -97,6 +107,8 @@ AC_SYS_LARGEFILE
 LT_PREREQ([2.2])
 LT_INIT([disable-static])
 
+AC_CHECK_PROG(RM, rm, [rm -f])
+
 AX_PROG_BISON([],
               AS_IF([test ! -f "$srcdir/src/glsl/glcpp/glcpp-parse.c"],
                     [AC_MSG_ERROR([bison not found - unable to compile glcpp-parse.y])]))
@@ -116,10 +128,17 @@ if test "x$INDENT" != "xcat"; then
 fi
 
 AX_CHECK_PYTHON_MAKO_MODULE($PYTHON_MAKO_REQUIRED)
-if test -n "$PYTHON2" -a "x$acv_mako_found" = "xyes"; then
-    AC_MSG_RESULT(yes)
+
+if test -z "$PYTHON2"; then
+    if test ! -f "$srcdir/src/util/format_srgb.c"; then
+        AC_MSG_ERROR([Python not found - unable to generate sources])
+    fi
 else
-    AC_MSG_ERROR([Python mako module v$PYTHON_MAKO_REQUIRED or higher not found])
+    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
@@ -191,11 +210,14 @@ AX_GCC_BUILTIN([__builtin_popcount])
 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([pure])
 AX_GCC_FUNC_ATTRIBUTE([unused])
+AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
 
 AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
 
@@ -216,7 +238,7 @@ _SAVE_LDFLAGS="$LDFLAGS"
 _SAVE_CPPFLAGS="$CPPFLAGS"
 
 dnl Compiler macros
-DEFINES="-DUSE_EXTERNAL_DXTN_LIB=1"
+DEFINES="-D__STDC_LIMIT_MACROS"
 AC_SUBST([DEFINES])
 case "$host_os" in
 linux*|*-gnu*|gnu*)
@@ -267,6 +289,9 @@ if test "x$GCC" = xyes; then
     # 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"
@@ -510,15 +535,32 @@ AM_CONDITIONAL(HAVE_COMPAT_SYMLINKS, test "x$HAVE_COMPAT_SYMLINKS" = xyes)
 dnl
 dnl library names
 dnl
+dnl Unfortunately we need to do a few things that libtool can't help us with,
+dnl so we need some knowledge of shared library filenames:
+dnl
+dnl LIB_EXT is the extension used when creating symlinks for alternate
+dnl filenames for a shared library which will be dynamically loaded
+dnl
+dnl IMP_LIB_EXT is the extension used when checking for the presence of a
+dnl the file for a shared library we wish to link with
+dnl
 case "$host_os" in
 darwin* )
-    LIB_EXT='dylib' ;;
+    LIB_EXT='dylib'
+    IMP_LIB_EXT=$LIB_EXT
+    ;;
 cygwin* )
-    LIB_EXT='dll' ;;
+    LIB_EXT='dll'
+    IMP_LIB_EXT='dll.a'
+    ;;
 aix* )
-    LIB_EXT='a' ;;
+    LIB_EXT='a'
+    IMP_LIB_EXT=$LIB_EXT
+    ;;
 * )
-    LIB_EXT='so' ;;
+    LIB_EXT='so'
+    IMP_LIB_EXT=$LIB_EXT
+    ;;
 esac
 
 AC_SUBST([LIB_EXT])
@@ -635,7 +677,9 @@ if test "x$enable_asm" = xyes; then
 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="$DEFINES -DHAVE_STRTOF"])
+AC_CHECK_FUNC([mkostemp], [DEFINES="$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.
@@ -651,7 +695,7 @@ AC_CHECK_FUNCS([dladdr])
 LIBS="$save_LIBS"
 
 case "$host_os" in
-darwin*|mingw*)
+darwin*)
     ;;
 *)
     AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=],
@@ -665,16 +709,10 @@ dnl See if posix_memalign is available
 AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
 
 dnl Check for pthreads
-case "$host_os" in
-mingw*)
-    ;;
-*)
-    AX_PTHREAD
-    if test "x$ax_pthread_ok" = xno; then
-        AC_MSG_ERROR([Building mesa on this platform requires pthreads])
-    fi
-    ;;
-esac
+AX_PTHREAD
+if test "x$ax_pthread_ok" = xno; then
+    AC_MSG_ERROR([Building mesa on this platform requires pthreads])
+fi
 dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
 dnl to -pthread, which causes problems if we need -lpthread to appear in
 dnl pkgconfig files.
@@ -705,15 +743,15 @@ AC_ARG_ENABLE([opengl],
     [enable_opengl="$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="$enableval"],
-    [enable_gles1=no])
+    [enable_gles1=yes])
 AC_ARG_ENABLE([gles2],
-    [AS_HELP_STRING([--enable-gles2],
-        [enable support for OpenGL ES 2.x API @<:@default=disabled@:>@])],
+    [AS_HELP_STRING([--disable-gles2],
+        [disable support for OpenGL ES 2.x API @<:@default=enabled@:>@])],
     [enable_gles2="$enableval"],
-    [enable_gles2=no])
+    [enable_gles2=yes])
 
 AC_ARG_ENABLE([dri],
     [AS_HELP_STRING([--enable-dri],
@@ -828,7 +866,7 @@ GALLIUM_DRIVERS_DEFAULT="r300,r600,svga,swrast"
 AC_ARG_WITH([gallium-drivers],
     [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
         [comma delimited Gallium drivers list, e.g.
-        "i915,ilo,nouveau,r300,r600,radeonsi,freedreno,svga,swrast,vc4"
+        "i915,ilo,nouveau,r300,r600,radeonsi,freedreno,svga,swrast,vc4,virgl"
         @<:@default=r300,r600,svga,swrast@:>@])],
     [with_gallium_drivers="$withval"],
     [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
@@ -901,11 +939,18 @@ fi
 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' ;;
-gnu*|mingw*|cygwin*)
+gnu*|cygwin*)
     dri_platform='none' ;;
 *)
     dri_platform='drm' ;;
@@ -913,8 +958,8 @@ esac
 
 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],
@@ -932,12 +977,6 @@ x*yes*yes*)
     ;;
 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.
@@ -949,11 +988,9 @@ 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"
-    ;;
-esac
+fi
 
 if test "x$enable_dri" = xyes; then
     enable_gallium_loader="$enable_shared_pipe_drivers"
@@ -1092,6 +1129,11 @@ AC_MSG_RESULT([$with_sha1])
 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]),
@@ -1108,13 +1150,6 @@ if test "x$with_sha1" = "x"; then
 fi
 AM_CONDITIONAL([ENABLE_SHADER_CACHE], [test x$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 ;;
@@ -1191,7 +1226,8 @@ xyesno)
 
             if test x"$enable_dri3" = xyes; then
                PKG_CHECK_EXISTS([xcb >= $XCB_REQUIRED], [], AC_MSG_ERROR([DRI3 requires xcb >= $XCB_REQUIRED]))
-               dri_modules="$dri_modules xcb-dri3 xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
+               dri3_modules="xcb-dri3 xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
+               PKG_CHECK_MODULES([XCB_DRI3], [$dri3_modules])
             fi
         fi
         if test x"$dri_platform" = xapple ; then
@@ -1278,6 +1314,16 @@ 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"])
 
+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="$DEFINES -DGLX_X86_READONLY_TEXT"
+fi
+
 dnl
 dnl More DRI setup
 dnl
@@ -1350,7 +1396,7 @@ if test "x$enable_dri" = xyes; then
         fi
         ;;
     darwin*)
-        DEFINES="$DEFINES -DGLX_ALIAS_UNSUPPORTED"
+        DEFINES="$DEFINES -DGLX_ALIAS_UNSUPPORTED -DBUILDING_MESA"
         if test "x$with_dri_drivers" = "xyes"; then
             with_dri_drivers="swrast"
         fi
@@ -1371,26 +1417,6 @@ if test "x$enable_dri" = xyes; then
                      [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 $DLOPEN_LIBS"
 fi
@@ -1418,7 +1444,7 @@ if test -n "$with_dri_drivers"; then
             ;;
         xnouveau)
             HAVE_NOUVEAU_DRI=yes;
-            PKG_CHECK_MODULES([NOUVEAU], [libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
+            PKG_CHECK_MODULES([NVVIEUX], [libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
             ;;
         xradeon)
             HAVE_RADEON_DRI=yes;
@@ -1504,7 +1530,6 @@ if test "x$enable_gbm" = xyes; then
     fi
 
     if test "x$enable_dri" = xyes; then
-        GBM_BACKEND_DIRS="$GBM_BACKEND_DIRS dri"
         if test "x$enable_shared_glapi" = xno; then
             AC_MSG_ERROR([gbm_dri requires --enable-shared-glapi])
         fi
@@ -1539,14 +1564,23 @@ if test "x$enable_egl" = 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])
 
+gallium_st="mesa"
+
 dnl
 dnl XA configuration
 dnl
@@ -1560,6 +1594,7 @@ if test "x$enable_xa" = xyes; then
           Example: ./configure --enable-xa --with-gallium-drivers=svga...])
     fi
     enable_gallium_loader=$enable_shared_pipe_drivers
+    gallium_st="$gallium_st xa"
 fi
 AM_CONDITIONAL(HAVE_ST_XA, test "x$enable_xa" = xyes)
 
@@ -1605,24 +1640,28 @@ 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
+    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
+    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
+    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
+    gallium_st="$gallium_st va"
 fi
 AM_CONDITIONAL(HAVE_ST_VA, test "x$enable_va" = xyes)
 
@@ -1633,14 +1672,19 @@ 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 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
+    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=$enable_shared_pipe_drivers
+    gallium_st="$gallium_st nine"
 fi
 AM_CONDITIONAL(HAVE_ST_NINE, test "x$enable_nine" = xyes)
 
@@ -1648,19 +1692,6 @@ 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@:>@])],
@@ -1693,6 +1724,7 @@ if test "x$enable_opencl" = xyes; then
 
     # XXX: Use $enable_shared_pipe_drivers once converted to use static/shared pipe-drivers
     enable_gallium_loader=yes
+    gallium_st="$gallium_st clover"
 
     if test "x$enable_opencl_icd" = xyes; then
         OPENCL_LIBNAME="MesaOpenCL"
@@ -1763,6 +1795,9 @@ 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])
 
                if test "x$WAYLAND_SCANNER" = x; then
@@ -1781,7 +1816,9 @@ for plat in $egl_platforms; do
                        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])
                ;;
 
        *)
@@ -1804,13 +1841,10 @@ 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_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$HAVE_EGL_DRIVER_DRI2" != "x")
@@ -1825,21 +1859,6 @@ if ! echo "$egl_platforms" | grep -q 'x11'; then
     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
@@ -1886,6 +1905,13 @@ strip_unwanted_llvm_flags() {
        -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 "$with_gallium_drivers"; then
     enable_gallium_llvm=no
@@ -1934,30 +1960,15 @@ if test "x$enable_gallium_llvm" = xyes; then
             AC_MSG_ERROR([LLVM $LLVM_REQUIRED_VERSION_MAJOR.$LLVM_REQUIRED_VERSION_MINOR or newer is required])
         fi
 
-        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$enable_opencl" = xyes; then
+            llvm_check_version_for "3" "5" "0" "opencl"
+
             LLVM_COMPONENTS="${LLVM_COMPONENTS} all-targets 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_COMPONENTS="${LLVM_COMPONENTS} irreader option objcarcopts profiledata"
         fi
-        DEFINES="${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
@@ -2076,21 +2087,19 @@ require_egl_drm() {
 }
 
 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 $1])
     fi
-    LLVM_REQUIRED_VERSION_MAJOR="3"
-    LLVM_REQUIRED_VERSION_MINOR="4"
-    LLVM_REQUIRED_VERSION_PATCH="2"
-    if test "${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])
-    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])
+    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 $amdgpu_llvm_target_name not enabled in your LLVM build.])
     fi
-    LLVM_COMPONENTS="${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([$1 requires libelf when using llvm])
@@ -2145,6 +2154,7 @@ if test -n "$with_gallium_drivers"; then
         xradeonsi)
             HAVE_GALLIUM_RADEONSI=yes
             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
+            PKG_CHECK_MODULES([AMDGPU], [libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
             gallium_require_drm "radeonsi"
             gallium_require_drm_loader
             radeon_llvm_check "radeonsi"
@@ -2173,11 +2183,14 @@ if test -n "$with_gallium_drivers"; then
             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])
+            ;;
+        xvirgl)
+            HAVE_GALLIUM_VIRGL=yes
+            gallium_require_drm "virgl"
+            gallium_require_drm_loader
+            require_egl_drm "virgl"
             ;;
         *)
             AC_MSG_ERROR([Unknown Gallium driver: $driver])
@@ -2197,10 +2210,14 @@ if test "x$MESA_LLVM" != x0; then
 
     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`
-        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$llvm_have_one_so" = xyes; then
             dnl LLVM was built using auto*, so there is only one shared object.
@@ -2208,7 +2225,7 @@ if test "x$MESA_LLVM" != x0; then
         else
             dnl If LLVM was built with CMake, there will be one shared object per
             dnl component.
-            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 $LLVM_LIBDIR
@@ -2246,6 +2263,7 @@ AM_CONDITIONAL(HAVE_GALLIUM_FREEDRENO, test "x$HAVE_GALLIUM_FREEDRENO" = xyes)
 AM_CONDITIONAL(HAVE_GALLIUM_SOFTPIPE, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes)
 AM_CONDITIONAL(HAVE_GALLIUM_LLVMPIPE, test "x$HAVE_GALLIUM_LLVMPIPE" = xyes)
 AM_CONDITIONAL(HAVE_GALLIUM_VC4, test "x$HAVE_GALLIUM_VC4" = xyes)
+AM_CONDITIONAL(HAVE_GALLIUM_VIRGL, test "x$HAVE_GALLIUM_VIRGL" = xyes)
 
 AM_CONDITIONAL(HAVE_GALLIUM_STATIC_TARGETS, test "x$enable_shared_pipe_drivers" = xno)
 
@@ -2255,31 +2273,15 @@ 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
-    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"
-        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
 
-    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_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)
@@ -2306,7 +2308,6 @@ fi
 
 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)
@@ -2359,8 +2360,7 @@ CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
 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
@@ -2369,7 +2369,7 @@ AC_CONFIG_FILES([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/ilo/Makefile
                src/gallium/drivers/llvmpipe/Makefile
@@ -2384,7 +2384,7 @@ AC_CONFIG_FILES([Makefile
                src/gallium/drivers/svga/Makefile
                src/gallium/drivers/trace/Makefile
                src/gallium/drivers/vc4/Makefile
-               src/gallium/drivers/vc4/kernel/Makefile
+               src/gallium/drivers/virgl/Makefile
                src/gallium/state_trackers/clover/Makefile
                src/gallium/state_trackers/dri/Makefile
                src/gallium/state_trackers/glx/xlib/Makefile
@@ -2401,6 +2401,7 @@ AC_CONFIG_FILES([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
@@ -2416,14 +2417,16 @@ 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/amdgpu/drm/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/wrapper/Makefile
                src/gallium/winsys/sw/xlib/Makefile
                src/gallium/winsys/vc4/drm/Makefile
+               src/gallium/winsys/virgl/drm/Makefile
+               src/gallium/winsys/virgl/vtest/Makefile
                src/gbm/Makefile
                src/gbm/main/gbm.pc
                src/glsl/Makefile
@@ -2532,7 +2535,8 @@ fi
 
 echo ""
 if test -n "$with_gallium_drivers"; then
-    echo "        Gallium:         yes"
+    echo "        Gallium drivers: $gallium_drivers"
+    echo "        Gallium st:      $gallium_st"
 else
     echo "        Gallium:         no"
 fi
@@ -2566,6 +2570,7 @@ if test "x$MESA_LLVM" = x1; then
     echo "        LLVM_CFLAGS:     $LLVM_CFLAGS"
     echo "        LLVM_CXXFLAGS:   $LLVM_CXXFLAGS"
     echo "        LLVM_CPPFLAGS:   $LLVM_CPPFLAGS"
+    echo "        LLVM_LDFLAGS:    $LLVM_LDFLAGS"
     echo ""
 fi
 echo "        PYTHON2:         $PYTHON2"