Merge remote-tracking branch 'origin/released'

54 files changed, 2169 insertions, 487 deletions

diff --git a/mesalib/autogen.sh b/mesalib/autogen.sh
index b5f6ec4a9..626d21334 100644
--- a/mesalib/autogen.sh
+++ b/mesalib/autogen.sh
@@ -3,17 +3,11 @@
 srcdir=`dirname "$0"`
 test -z "$srcdir" && srcdir=.
 
-SRCDIR=`(cd "$srcdir" && pwd)`
 ORIGDIR=`pwd`
-
-if test "x$SRCDIR" != "x$ORIGDIR"; then
-	echo "Mesa cannot be built when srcdir != builddir" 1>&2
-	exit 1
-fi
-
-MAKEFLAGS=""
+cd "$srcdir"
 
 autoreconf -v --install || exit 1
+cd $ORIGDIR || exit $?
 
 if test -z "$NOCONFIGURE"; then
     "$srcdir"/configure "$@"
diff --git a/mesalib/common.py b/mesalib/common.py
index 6121a4114..6ff9608c4 100644
--- a/mesalib/common.py
+++ b/mesalib/common.py
@@ -98,5 +98,6 @@ def AddOptions(opts):
 	opts.Add(BoolOption('debug', 'DEPRECATED: debug build', 'yes'))
 	opts.Add(BoolOption('profile', 'DEPRECATED: profile build', 'no'))
 	opts.Add(BoolOption('quiet', 'DEPRECATED: profile build', 'yes'))
+	opts.Add(BoolOption('texture_float', 'enable floating-point textures and renderbuffers', 'no'))
 	if host_platform == 'windows':
 		opts.Add(EnumOption('MSVS_VERSION', 'MS Visual C++ version', None, allowed_values=('7.1', '8.0', '9.0')))
diff --git a/mesalib/configure.ac b/mesalib/configure.ac
index 2ecedaf0b..0329bad80 100644
--- a/mesalib/configure.ac
+++ b/mesalib/configure.ac
@@ -28,7 +28,7 @@ LT_INIT([disable-static])
 
 dnl Versions for external dependencies
 LIBDRM_REQUIRED=2.4.24
-LIBDRM_RADEON_REQUIRED=2.4.31
+LIBDRM_RADEON_REQUIRED=2.4.38
 LIBDRM_INTEL_REQUIRED=2.4.37
 LIBDRM_NVVIEUX_REQUIRED=2.4.33
 LIBDRM_NOUVEAU_REQUIRED=2.4.33
diff --git a/mesalib/docs/GL3.txt b/mesalib/docs/GL3.txt
index d41c052c2..246eb30a9 100644
--- a/mesalib/docs/GL3.txt
+++ b/mesalib/docs/GL3.txt
@@ -78,7 +78,7 @@ GL_ARB_explicit_attrib_location                       DONE (i915, i965, r300, r6
 GL_ARB_occlusion_query2                               DONE (r300, r600, swrast)
 GL_ARB_sampler_objects                                DONE (i965, r300, r600)
 GL_ARB_shader_bit_encoding                            DONE
-GL_ARB_texture_rgb10_a2ui                             DONE (r600)
+GL_ARB_texture_rgb10_a2ui                             DONE (i965, r600)
 GL_ARB_texture_swizzle                                DONE (same as EXT version) (i965, r300, r600, swrast)
 GL_ARB_timer_query                                    DONE
 GL_ARB_instanced_arrays                               DONE (i965, r300, r600)
diff --git a/mesalib/docs/relnotes-8.1.html b/mesalib/docs/relnotes-8.1.html
index 4c4d48715..8d27c6663 100644
--- a/mesalib/docs/relnotes-8.1.html
+++ b/mesalib/docs/relnotes-8.1.html
@@ -35,6 +35,8 @@ Note: some of the new features are only available with certain drivers.
 <li>GL_ARB_base_instance</li>
 <li>GL_ARB_blend_func_extended</li>
 <li>GL_ARB_debug_output</li>
+<li>GL_ARB_invalidate_subdate - Currently a "no-op" implementation.  This
+extension is always enabled in all drivers.</li>
 <li>GL_ARB_shader_bit_encoding</li>
 <li>GL_ARB_timer_query</li>
 <li>GL_ARB_transform_feedback3</li>
@@ -43,6 +45,11 @@ Note: some of the new features are only available with certain drivers.
 <li>GL_EXT_read_format_bgra for ES 1.1 and 2.0</li>
 <li>GL_EXT_texture_rg for ES 2.x</li>
 <li>GL_NV_read_buffer for ES 2.0</li>
+<li>EGL_KHR_create_context</li>
+<li>EGL_KHR_surfaceless_context - This replaces the
+EGL_KHR_surfaceless_{gles1,gles2,opengl} extensions that were never approved
+by Khronos.</li>
+<li>EGL_EXT_create_context_robustness</li>
 </ul>
 
 
diff --git a/mesalib/include/GL/internal/dri_interface.h b/mesalib/include/GL/internal/dri_interface.h
index 9aef95860..865164306 100644
--- a/mesalib/include/GL/internal/dri_interface.h
+++ b/mesalib/include/GL/internal/dri_interface.h
@@ -804,8 +804,8 @@ struct __DRIdri2LoaderExtensionRec {
 #define __DRI_DRI2_VERSION 3
 
 #define __DRI_API_OPENGL	0	/**< OpenGL compatibility profile */
-#define __DRI_API_GLES		1
-#define __DRI_API_GLES2		2
+#define __DRI_API_GLES		1	/**< OpenGL ES 1.x */
+#define __DRI_API_GLES2		2	/**< OpenGL ES 2.0 or 3.0 */
 #define __DRI_API_OPENGL_CORE	3	/**< OpenGL 3.2+ core profile */
 
 #define __DRI_CTX_ATTRIB_MAJOR_VERSION		0
diff --git a/mesalib/scons/custom.py b/mesalib/scons/custom.py
index cc953bd99..43e7727aa 100644
--- a/mesalib/scons/custom.py
+++ b/mesalib/scons/custom.py
@@ -235,6 +235,10 @@ def parse_source_list(env, filename, names=None):
     # parse the source list file
     parser = source_list.SourceListParser()
     src = env.File(filename).srcnode()
+
+    parser.add_symbol('top_srcdir', env.Dir('#').abspath)
+    parser.add_symbol('top_builddir', env['build_dir'])
+
     sym_table = parser.parse(src.abspath)
 
     if names:
diff --git a/mesalib/scons/gallium.py b/mesalib/scons/gallium.py
index f4776d83d..8fc17b3fa 100644
--- a/mesalib/scons/gallium.py
+++ b/mesalib/scons/gallium.py
@@ -298,6 +298,10 @@ def generate(env):
         cppdefines += ['BEOS_THREADS']
     if env['embedded']:
         cppdefines += ['PIPE_SUBSYSTEM_EMBEDDED']
+    if env['texture_float']:
+        print 'warning: Floating-point textures enabled.'
+        print 'warning: Please consult docs/patents.txt with your lawyer before building Mesa.'
+        cppdefines += ['TEXTURE_FLOAT_ENABLED']
     env.Append(CPPDEFINES = cppdefines)
 
     # C compiler options
diff --git a/mesalib/scons/source_list.py b/mesalib/scons/source_list.py
index 8111f4318..e16d1f9b6 100644
--- a/mesalib/scons/source_list.py
+++ b/mesalib/scons/source_list.py
@@ -13,6 +13,7 @@ The goal is to allow Makefile's and SConscript's to share source listing.
 
 class SourceListParser(object):
     def __init__(self):
+        self.symbol_table = {}
         self._reset()
 
     def _reset(self, filename=None):
@@ -20,7 +21,6 @@ class SourceListParser(object):
 
         self.line_no = 1
         self.line_cont = ''
-        self.symbol_table = {}
 
     def _error(self, msg):
         raise RuntimeError('%s:%d: %s' % (self.filename, self.line_no, msg))
@@ -125,3 +125,6 @@ class SourceListParser(object):
                 raise
 
         return self.symbol_table
+
+    def add_symbol(self, name, value):
+        self.symbol_table[name] = value
diff --git a/mesalib/src/gallium/auxiliary/util/u_blit.c b/mesalib/src/gallium/auxiliary/util/u_blit.c
index 3887e65fb..bf1c392cd 100644
--- a/mesalib/src/gallium/auxiliary/util/u_blit.c
+++ b/mesalib/src/gallium/auxiliary/util/u_blit.c
@@ -203,7 +203,7 @@ set_fragment_shader(struct blit_state *ctx, uint writemask,
                     enum pipe_texture_target pipe_tex)
 {
    if (!ctx->fs[pipe_tex][writemask]) {
-      unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(pipe_tex);
+      unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(pipe_tex, 0);
 
       ctx->fs[pipe_tex][writemask] =
          util_make_fragment_tex_shader_writemask(ctx->pipe, tgsi_tex,
@@ -223,7 +223,7 @@ set_depthstencil_fragment_shader(struct blit_state *ctx,
                                  enum pipe_texture_target pipe_tex)
 {
    if (!ctx->fs_depthstencil[pipe_tex]) {
-      unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(pipe_tex);
+      unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(pipe_tex, 0);
 
       ctx->fs_depthstencil[pipe_tex] =
          util_make_fragment_tex_shader_writedepthstencil(ctx->pipe, tgsi_tex,
@@ -242,7 +242,7 @@ set_depth_fragment_shader(struct blit_state *ctx,
                           enum pipe_texture_target pipe_tex)
 {
    if (!ctx->fs_depth[pipe_tex]) {
-      unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(pipe_tex);
+      unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(pipe_tex, 0);
 
       ctx->fs_depth[pipe_tex] =
          util_make_fragment_tex_shader_writedepth(ctx->pipe, tgsi_tex,
@@ -261,7 +261,7 @@ set_stencil_fragment_shader(struct blit_state *ctx,
                             enum pipe_texture_target pipe_tex)
 {
    if (!ctx->fs_stencil[pipe_tex]) {
-      unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(pipe_tex);
+      unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(pipe_tex, 0);
 
       ctx->fs_stencil[pipe_tex] =
          util_make_fragment_tex_shader_writestencil(ctx->pipe, tgsi_tex,
@@ -464,7 +464,7 @@ util_blit_pixels(struct blit_state *ctx,
                       dstX0, dstY0, dstX1, dstY1);
 
    src_format = util_format_linear(src_tex->format);
-   dst_format = util_format_linear(dst->format);
+   dst_format = util_format_linear(dst->texture->format);
 
    /* See whether we will blit depth or stencil. */
    is_depth = util_format_has_depth(src_desc);
diff --git a/mesalib/src/gallium/auxiliary/util/u_blitter.c b/mesalib/src/gallium/auxiliary/util/u_blitter.c
index fa71f25ea..a95e1b535 100644
--- a/mesalib/src/gallium/auxiliary/util/u_blitter.c
+++ b/mesalib/src/gallium/auxiliary/util/u_blitter.c
@@ -81,6 +81,12 @@ struct blitter_context_priv
    void *fs_texfetch_depthstencil[PIPE_MAX_TEXTURE_TYPES];
    void *fs_texfetch_stencil[PIPE_MAX_TEXTURE_TYPES];
 
+   /* FS which outputs one sample from a multisample texture. */
+   void *fs_texfetch_col_msaa[PIPE_MAX_TEXTURE_TYPES];
+   void *fs_texfetch_depth_msaa[PIPE_MAX_TEXTURE_TYPES];
+   void *fs_texfetch_depthstencil_msaa[PIPE_MAX_TEXTURE_TYPES];
+   void *fs_texfetch_stencil_msaa[PIPE_MAX_TEXTURE_TYPES];
+
    /* Blend state. */
    void *blend_write_color;   /**< blend state with writemask of RGBA */
    void *blend_keep_color;    /**< blend state with writemask of 0 */
@@ -559,7 +565,8 @@ static void get_texcoords(struct pipe_sampler_view *src,
 {
    struct pipe_resource *tex = src->texture;
    unsigned level = src->u.tex.first_level;
-   boolean normalized = tex->target != PIPE_TEXTURE_RECT;
+   boolean normalized = tex->target != PIPE_TEXTURE_RECT &&
+                        tex->nr_samples <= 1;
 
    if (normalized) {
       out[0] = x1 / (float)u_minify(src_width0,  level);
@@ -593,7 +600,7 @@ static void set_texcoords_in_vertices(const float coord[4],
 static void blitter_set_texcoords(struct blitter_context_priv *ctx,
                                   struct pipe_sampler_view *src,
                                   unsigned src_width0, unsigned src_height0,
-                                  unsigned layer,
+                                  unsigned layer, unsigned sample,
                                   unsigned x1, unsigned y1,
                                   unsigned x2, unsigned y2)
 {
@@ -630,8 +637,16 @@ static void blitter_set_texcoords(struct blitter_context_priv *ctx,
       break;
 
    case PIPE_TEXTURE_2D_ARRAY:
-      for (i = 0; i < 4; i++)
-         ctx->vertices[i][1][2] = layer; /*r*/
+      for (i = 0; i < 4; i++) {
+         ctx->vertices[i][1][2] = layer;  /*r*/
+         ctx->vertices[i][1][3] = sample; /*q*/
+      }
+      break;
+
+   case PIPE_TEXTURE_2D:
+      for (i = 0; i < 4; i++) {
+         ctx->vertices[i][1][2] = sample; /*r*/
+      }
       break;
 
    default:;
@@ -672,81 +687,149 @@ void *blitter_get_fs_col(struct blitter_context_priv *ctx, unsigned num_cbufs,
 
 static INLINE
 void *blitter_get_fs_texfetch_col(struct blitter_context_priv *ctx,
-                                  unsigned tex_target)
+                                  struct pipe_resource *tex)
 {
    struct pipe_context *pipe = ctx->base.pipe;
 
-   assert(tex_target < PIPE_MAX_TEXTURE_TYPES);
+   assert(tex->target < PIPE_MAX_TEXTURE_TYPES);
 
-   /* Create the fragment shader on-demand. */
-   if (!ctx->fs_texfetch_col[tex_target]) {
-      unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(tex_target);
+   if (tex->nr_samples > 1) {
+      void **shader = &ctx->fs_texfetch_col_msaa[tex->target];
 
-      ctx->fs_texfetch_col[tex_target] =
-        util_make_fragment_tex_shader(pipe, tgsi_tex, TGSI_INTERPOLATE_LINEAR);
-   }
+      /* Create the fragment shader on-demand. */
+      if (!*shader) {
+         unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(tex->target,
+                                                       tex->nr_samples);
+
+         *shader = util_make_fs_blit_msaa_color(pipe, tgsi_tex);
+      }
 
-   return ctx->fs_texfetch_col[tex_target];
+      return *shader;
+   } else {
+      void **shader = &ctx->fs_texfetch_col[tex->target];
+
+      /* Create the fragment shader on-demand. */
+      if (!*shader) {
+         unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(tex->target, 0);
+
+         *shader =
+            util_make_fragment_tex_shader(pipe, tgsi_tex,
+                                          TGSI_INTERPOLATE_LINEAR);
+      }
+
+      return *shader;
+   }
 }
 
 static INLINE
 void *blitter_get_fs_texfetch_depth(struct blitter_context_priv *ctx,
-                                    unsigned tex_target)
+                                    struct pipe_resource *tex)
 {
    struct pipe_context *pipe = ctx->base.pipe;
 
-   assert(tex_target < PIPE_MAX_TEXTURE_TYPES);
+   assert(tex->target < PIPE_MAX_TEXTURE_TYPES);
 
-   /* Create the fragment shader on-demand. */
-   if (!ctx->fs_texfetch_depth[tex_target]) {
-      unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(tex_target);
+   if (tex->nr_samples > 1) {
+      void **shader = &ctx->fs_texfetch_depth_msaa[tex->target];
 
-      ctx->fs_texfetch_depth[tex_target] =
-         util_make_fragment_tex_shader_writedepth(pipe, tgsi_tex,
-                                                  TGSI_INTERPOLATE_LINEAR);
-   }
+      /* Create the fragment shader on-demand. */
+      if (!*shader) {
+         unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(tex->target,
+                                                       tex->nr_samples);
+
+         *shader =
+            util_make_fs_blit_msaa_depth(pipe, tgsi_tex);
+      }
+
+      return *shader;
+   } else {
+      void **shader = &ctx->fs_texfetch_depth[tex->target];
+
+      /* Create the fragment shader on-demand. */
+      if (!*shader) {
+         unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(tex->target, 0);
+
+         *shader =
+            util_make_fragment_tex_shader_writedepth(pipe, tgsi_tex,
+                                                     TGSI_INTERPOLATE_LINEAR);
+      }
 
-   return ctx->fs_texfetch_depth[tex_target];
+      return *shader;
+   }
 }
 
 static INLINE
 void *blitter_get_fs_texfetch_depthstencil(struct blitter_context_priv *ctx,
-                                           unsigned tex_target)
+                                           struct pipe_resource *tex)
 {
    struct pipe_context *pipe = ctx->base.pipe;
 
-   assert(tex_target < PIPE_MAX_TEXTURE_TYPES);
+   assert(tex->target < PIPE_MAX_TEXTURE_TYPES);
 
-   /* Create the fragment shader on-demand. */
-   if (!ctx->fs_texfetch_depthstencil[tex_target]) {
-      unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(tex_target);
+   if (tex->nr_samples > 1) {
+      void **shader = &ctx->fs_texfetch_depthstencil_msaa[tex->target];
 
-      ctx->fs_texfetch_depthstencil[tex_target] =
-         util_make_fragment_tex_shader_writedepthstencil(pipe, tgsi_tex,
-                                                  TGSI_INTERPOLATE_LINEAR);
-   }
+      /* Create the fragment shader on-demand. */
+      if (!*shader) {
+         unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(tex->target,
+                                                       tex->nr_samples);
+
+         *shader =
+            util_make_fs_blit_msaa_depthstencil(pipe, tgsi_tex);
+      }
+
+      return *shader;
+   } else {
+      void **shader = &ctx->fs_texfetch_depthstencil[tex->target];
+
+      /* Create the fragment shader on-demand. */
+      if (!*shader) {
+         unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(tex->target, 0);
 
-   return ctx->fs_texfetch_depthstencil[tex_target];
+         *shader =
+            util_make_fragment_tex_shader_writedepthstencil(pipe, tgsi_tex,
+                                                     TGSI_INTERPOLATE_LINEAR);
+      }
+
+      return *shader;
+   }
 }
 
 static INLINE
 void *blitter_get_fs_texfetch_stencil(struct blitter_context_priv *ctx,
-                                      unsigned tex_target)
+                                      struct pipe_resource *tex)
 {
    struct pipe_context *pipe = ctx->base.pipe;
 
-   assert(tex_target < PIPE_MAX_TEXTURE_TYPES);
+   assert(tex->target < PIPE_MAX_TEXTURE_TYPES);
 
-   /* Create the fragment shader on-demand. */
-   if (!ctx->fs_texfetch_stencil[tex_target]) {
-      unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(tex_target);
+   if (tex->nr_samples > 1) {
+      void **shader = &ctx->fs_texfetch_stencil_msaa[tex->target];
 
-      ctx->fs_texfetch_stencil[tex_target] =
-         util_make_fragment_tex_shader_writestencil(pipe, tgsi_tex,
-                                                    TGSI_INTERPOLATE_LINEAR);
-   }
+      /* Create the fragment shader on-demand. */
+      if (!*shader) {
+         unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(tex->target,
+                                                       tex->nr_samples);
+
+         *shader =
+            util_make_fs_blit_msaa_stencil(pipe, tgsi_tex);
+      }
+
+      return *shader;
+   } else {
+      void **shader = &ctx->fs_texfetch_stencil[tex->target];
+
+      /* Create the fragment shader on-demand. */
+      if (!*shader) {
+         unsigned tgsi_tex = util_pipe_tex_to_tgsi_tex(tex->target, 0);
+
+         *shader =
+            util_make_fragment_tex_shader_writestencil(pipe, tgsi_tex,
+                                                       TGSI_INTERPOLATE_LINEAR);
+      }
 
-   return ctx->fs_texfetch_stencil[tex_target];
+      return *shader;
+   }
 }
 
 static void blitter_set_common_draw_rect_state(struct blitter_context_priv *ctx)
@@ -879,7 +962,7 @@ void util_blitter_clear(struct blitter_context *blitter,
                              NULL, NULL);
 }
 
-void util_blitter_clear_depth_custom(struct blitter_context *blitter,
+void util_blitter_custom_clear_depth(struct blitter_context *blitter,
                                      unsigned width, unsigned height,
                                      double depth, void *custom_dsa)
 {
@@ -889,10 +972,26 @@ void util_blitter_clear_depth_custom(struct blitter_context *blitter,
 }
 
 static
-boolean is_overlap(unsigned sx1, unsigned sx2, unsigned sy1, unsigned sy2,
-                   unsigned dx1, unsigned dx2, unsigned dy1, unsigned dy2)
+boolean is_overlap(unsigned dstx, unsigned dsty, unsigned dstz,
+		   const struct pipe_box *srcbox)
 {
-   return sx1 < dx2 && sx2 > dx1 && sy1 < dy2 && sy2 > dy1;
+   struct pipe_box src = *srcbox;
+
+   if (src.width < 0) {
+      src.x += src.width;
+      src.width = -src.width;
+   }
+   if (src.height < 0) {
+      src.y += src.height;
+      src.height = -src.height;
+   }
+   if (src.depth < 0) {
+      src.z += src.depth;
+      src.depth = -src.depth;
+   }
+   return src.x < dstx+src.width && src.x+src.width > dstx &&
+          src.y < dsty+src.height && src.y+src.height > dsty &&
+          src.z < dstz+src.depth && src.z+src.depth > dstz;
 }
 
 void util_blitter_default_dst_texture(struct pipe_surface *dst_templ,
@@ -989,10 +1088,10 @@ boolean util_blitter_is_copy_supported(struct blitter_context *blitter,
 
 void util_blitter_copy_texture(struct blitter_context *blitter,
                                struct pipe_resource *dst,
-                               unsigned dst_level,
+                               unsigned dst_level, unsigned dst_sample_mask,
                                unsigned dstx, unsigned dsty, unsigned dstz,
                                struct pipe_resource *src,
-                               unsigned src_level,
+                               unsigned src_level, unsigned src_sample,
                                const struct pipe_box *srcbox)
 {
    struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
@@ -1012,9 +1111,9 @@ void util_blitter_copy_texture(struct blitter_context *blitter,
    src_view = pipe->create_sampler_view(pipe, src, &src_templ);
 
    /* Copy. */
-   util_blitter_copy_texture_view(blitter, dst_view, dstx, dsty, src_view,
-                                  srcbox, src->width0, src->height0,
-                                  PIPE_MASK_RGBAZS);
+   util_blitter_copy_texture_view(blitter, dst_view, dst_sample_mask, dstx,
+				  dsty, src_view, src_sample, srcbox,
+				  src->width0, src->height0, PIPE_MASK_RGBAZS);
 
    pipe_surface_reference(&dst_view, NULL);
    pipe_sampler_view_reference(&src_view, NULL);
@@ -1022,8 +1121,10 @@ void util_blitter_copy_texture(struct blitter_context *blitter,
 
 void util_blitter_copy_texture_view(struct blitter_context *blitter,
                                     struct pipe_surface *dst,
+                                    unsigned dst_sample_mask,
                                     unsigned dstx, unsigned dsty,
                                     struct pipe_sampler_view *src,
+                                    unsigned src_sample,
                                     const struct pipe_box *srcbox,
                                     unsigned src_width0, unsigned src_height0,
                                     unsigned mask)
@@ -1032,8 +1133,8 @@ void util_blitter_copy_texture_view(struct blitter_context *blitter,
    struct pipe_context *pipe = ctx->base.pipe;
    struct pipe_framebuffer_state fb_state;
    enum pipe_texture_target src_target = src->texture->target;
-   unsigned width = srcbox->width;
-   unsigned height = srcbox->height;
+   int abs_width = abs(srcbox->width);
+   int abs_height = abs(srcbox->height);
    boolean blit_stencil, blit_depth;
    const struct util_format_description *src_desc =
          util_format_description(src->format);
@@ -1053,8 +1154,7 @@ void util_blitter_copy_texture_view(struct blitter_context *blitter,
    /* Sanity checks. */
    if (dst->texture == src->texture &&
        dst->u.tex.level == src->u.tex.first_level) {
-      assert(!is_overlap(srcbox->x, srcbox->x + width, srcbox->y, srcbox->y + height,
-                         dstx, dstx + width, dsty, dsty + height));
+      assert(!is_overlap(dstx, dsty, 0, srcbox));
    }
    /* XXX should handle 3d regions */
    assert(srcbox->depth == 1);
@@ -1077,17 +1177,17 @@ void util_blitter_copy_texture_view(struct blitter_context *blitter,
          pipe->bind_depth_stencil_alpha_state(pipe,
                                               ctx->dsa_write_depth_stencil);
          pipe->bind_fs_state(pipe,
-               blitter_get_fs_texfetch_depthstencil(ctx, src_target));
+               blitter_get_fs_texfetch_depthstencil(ctx, src->texture));
       } else if (blit_depth) {
          pipe->bind_depth_stencil_alpha_state(pipe,
                                               ctx->dsa_write_depth_keep_stencil);
          pipe->bind_fs_state(pipe,
-               blitter_get_fs_texfetch_depth(ctx, src_target));
+               blitter_get_fs_texfetch_depth(ctx, src->texture));
       } else { /* is_stencil */
          pipe->bind_depth_stencil_alpha_state(pipe,
                                               ctx->dsa_keep_depth_write_stencil);
          pipe->bind_fs_state(pipe,
-               blitter_get_fs_texfetch_stencil(ctx, src_target));
+               blitter_get_fs_texfetch_stencil(ctx, src->texture));
       }
 
       fb_state.nr_cbufs = 0;
@@ -1096,7 +1196,7 @@ void util_blitter_copy_texture_view(struct blitter_context *blitter,
       pipe->bind_blend_state(pipe, ctx->blend_write_color);
       pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil);
       pipe->bind_fs_state(pipe,
-            blitter_get_fs_texfetch_col(ctx, src_target));
+            blitter_get_fs_texfetch_col(ctx, src->texture));
 
       fb_state.nr_cbufs = 1;
       fb_state.cbufs[0] = dst;
@@ -1127,51 +1227,36 @@ void util_blitter_copy_texture_view(struct blitter_context *blitter,
 
    pipe->bind_vertex_elements_state(pipe, ctx->velem_state);
    pipe->set_framebuffer_state(pipe, &fb_state);
-   pipe->set_sample_mask(pipe, ~0);
+   pipe->set_sample_mask(pipe, dst_sample_mask);
 
    blitter_set_common_draw_rect_state(ctx);
    blitter_set_dst_dimensions(ctx, dst->width, dst->height);
 
-   switch (src_target) {
+   if ((src_target == PIPE_TEXTURE_1D ||
+        src_target == PIPE_TEXTURE_2D ||
+        src_target == PIPE_TEXTURE_RECT) &&
+       src->texture->nr_samples <= 1) {
       /* Draw the quad with the draw_rectangle callback. */
-      case PIPE_TEXTURE_1D:
-      case PIPE_TEXTURE_2D:
-      case PIPE_TEXTURE_RECT:
-         {
-            /* Set texture coordinates. - use a pipe color union
-             * for interface purposes.
-             * XXX pipe_color_union is a wrong name since we use that to set
-             * texture coordinates too.
-             */
-            union pipe_color_union coord;
-            get_texcoords(src, src_width0, src_height0, srcbox->x, srcbox->y,
-                          srcbox->x+width, srcbox->y+height, coord.f);
-
-            /* Draw. */
-            blitter->draw_rectangle(blitter, dstx, dsty, dstx+width, dsty+height, 0,
-                                    UTIL_BLITTER_ATTRIB_TEXCOORD, &coord);
-         }
-         break;
 
+      /* Set texture coordinates. - use a pipe color union
+       * for interface purposes.
+       * XXX pipe_color_union is a wrong name since we use that to set
+       * texture coordinates too.
+       */
+      union pipe_color_union coord;
+      get_texcoords(src, src_width0, src_height0, srcbox->x, srcbox->y,
+                    srcbox->x+srcbox->width, srcbox->y+srcbox->height, coord.f);
+
+      /* Draw. */
+      blitter->draw_rectangle(blitter, dstx, dsty, dstx+abs_width, dsty+abs_height, 0,
+                              UTIL_BLITTER_ATTRIB_TEXCOORD, &coord);
+   } else {
       /* Draw the quad with the generic codepath. */
-      default:
-         /* Set texture coordinates. */
-         switch (src_target) {
-         case PIPE_TEXTURE_1D_ARRAY:
-         case PIPE_TEXTURE_2D_ARRAY:
-         case PIPE_TEXTURE_3D:
-         case PIPE_TEXTURE_CUBE:
-            blitter_set_texcoords(ctx, src, src_width0, src_height0, srcbox->z,
-                                  srcbox->y, srcbox->x,
-                                  srcbox->x + width, srcbox->y + height);
-            break;
-
-         default:
-            assert(0);
-         }
-
-         blitter_draw(ctx, dstx, dsty, dstx+width, dsty+height, 0);
-         break;
+      blitter_set_texcoords(ctx, src, src_width0, src_height0, srcbox->z,
+                            src_sample,
+                            srcbox->x, srcbox->y,
+                            srcbox->x + srcbox->width, srcbox->y + srcbox->height);
+      blitter_draw(ctx, dstx, dsty, dstx+abs_width, dsty+abs_height, 0);
    }
 
    blitter_restore_vertex_states(ctx);
@@ -1298,6 +1383,7 @@ void util_blitter_clear_depth_stencil(struct blitter_context *blitter,
 void util_blitter_custom_depth_stencil(struct blitter_context *blitter,
 				       struct pipe_surface *zsurf,
 				       struct pipe_surface *cbsurf,
+				       unsigned sample_mask,
 				       void *dsa_stage, float depth)
 {
    struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
@@ -1333,6 +1419,7 @@ void util_blitter_custom_depth_stencil(struct blitter_context *blitter,
    }
    fb_state.zsbuf = zsurf;
    pipe->set_framebuffer_state(pipe, &fb_state);
+   pipe->set_sample_mask(pipe, sample_mask);
 
    blitter_set_common_draw_rect_state(ctx);
    blitter_set_dst_dimensions(ctx, zsurf->width, zsurf->height);
@@ -1404,3 +1491,64 @@ void util_blitter_copy_buffer(struct blitter_context *blitter,
    blitter_unset_running_flag(ctx);
    pipe_so_target_reference(&so_target, NULL);
 }
+
+/* probably radeon specific */
+void util_blitter_custom_resolve_color(struct blitter_context *blitter,
+				       struct pipe_resource *dst,
+				       unsigned dst_level,
+				       unsigned dst_layer,
+				       struct pipe_resource *src,
+				       unsigned src_layer,
+				       void *custom_blend)
+{
+   struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
+   struct pipe_context *pipe = ctx->base.pipe;
+   struct pipe_framebuffer_state fb_state;
+   struct pipe_surface *srcsurf, *dstsurf, surf_tmpl;
+
+   blitter_set_running_flag(ctx);
+   blitter_check_saved_vertex_states(ctx);
+   blitter_check_saved_fragment_states(ctx);
+
+   /* bind states */
+   pipe->bind_blend_state(pipe, custom_blend);
+   pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil);
+   pipe->bind_vertex_elements_state(pipe, ctx->velem_state);
+   pipe->bind_fs_state(pipe, blitter_get_fs_col(ctx, 1, FALSE));
+
+   memset(&surf_tmpl, 0, sizeof(surf_tmpl));
+   surf_tmpl.format = dst->format;
+   surf_tmpl.u.tex.level = dst_level;
+   surf_tmpl.u.tex.first_layer = dst_layer;
+   surf_tmpl.u.tex.last_layer = dst_layer;
+   surf_tmpl.usage = PIPE_BIND_RENDER_TARGET;
+
+   dstsurf = pipe->create_surface(pipe, dst, &surf_tmpl);
+
+   surf_tmpl.u.tex.level = 0;
+   surf_tmpl.u.tex.first_layer = src_layer;
+   surf_tmpl.u.tex.last_layer = src_layer;
+
+   srcsurf = pipe->create_surface(pipe, src, &surf_tmpl);
+
+   /* set a framebuffer state */
+   fb_state.width = src->width0;
+   fb_state.height = src->height0;
+   fb_state.nr_cbufs = 2;
+   fb_state.cbufs[0] = srcsurf;
+   fb_state.cbufs[1] = dstsurf;
+   fb_state.zsbuf = NULL;
+   pipe->set_framebuffer_state(pipe, &fb_state);
+
+   blitter_set_common_draw_rect_state(ctx);
+   blitter_set_dst_dimensions(ctx, src->width0, src->height0);
+   blitter->draw_rectangle(blitter, 0, 0, src->width0, src->height0,
+                           0, 0, NULL);
+   blitter_restore_fb_state(ctx);
+   blitter_restore_vertex_states(ctx);
+   blitter_restore_fragment_states(ctx);
+   blitter_unset_running_flag(ctx);
+
+   pipe_surface_reference(&srcsurf, NULL);
+   pipe_surface_reference(&dstsurf, NULL);
+}
diff --git a/mesalib/src/gallium/auxiliary/util/u_blitter.h b/mesalib/src/gallium/auxiliary/util/u_blitter.h
index 7600391c5..f227902c1 100644
--- a/mesalib/src/gallium/auxiliary/util/u_blitter.h
+++ b/mesalib/src/gallium/auxiliary/util/u_blitter.h
@@ -156,10 +156,6 @@ void util_blitter_clear(struct blitter_context *blitter,
                         const union pipe_color_union *color,
                         double depth, unsigned stencil);
 
-void util_blitter_clear_depth_custom(struct blitter_context *blitter,
-                                     unsigned width, unsigned height,
-                                     double depth, void *custom_dsa);
-
 /**
  * Check if the blitter (with the help of the driver) can blit between
  * the two resources.
@@ -178,6 +174,10 @@ boolean util_blitter_is_copy_supported(struct blitter_context *blitter,
  * a software fallback path is taken and both surfaces must be of the same
  * format.
  *
+ * Only one sample of a multisample texture can be copied and is specified by
+ * src_sample. If the destination is a multisample resource, dst_sample_mask
+ * specifies the sample mask. For single-sample resources, set dst_sample_mask
+ * to ~0.
  *
  * These states must be saved in the blitter in addition to the state objects
  * already required to be saved:
@@ -190,10 +190,10 @@ boolean util_blitter_is_copy_supported(struct blitter_context *blitter,
  */
 void util_blitter_copy_texture(struct blitter_context *blitter,
                                struct pipe_resource *dst,
-                               unsigned dst_level,
+                               unsigned dst_level, unsigned dst_sample_mask,
                                unsigned dstx, unsigned dsty, unsigned dstz,
                                struct pipe_resource *src,
-                               unsigned src_level,
+                               unsigned src_level, unsigned src_sample,
                                const struct pipe_box *srcbox);
 
 /**
@@ -218,8 +218,10 @@ void util_blitter_copy_texture(struct blitter_context *blitter,
  */
 void util_blitter_copy_texture_view(struct blitter_context *blitter,
                                     struct pipe_surface *dst,
+                                    unsigned dst_sample_mask,
                                     unsigned dstx, unsigned dsty,
                                     struct pipe_sampler_view *src,
+                                    unsigned src_sample,
                                     const struct pipe_box *srcbox,
                                     unsigned src_width0, unsigned src_height0,
                                     unsigned mask);
@@ -288,11 +290,33 @@ void util_blitter_clear_depth_stencil(struct blitter_context *blitter,
                                       unsigned dstx, unsigned dsty,
                                       unsigned width, unsigned height);
 
+/* The following functions are customized variants of the clear functions.
+ * Some drivers use them internally to do things like MSAA resolve
+ * and resource decompression. It usually consists of rendering a full-screen
+ * quad with a special blend or DSA state.
+ */
+
+/* Used by r300g for depth decompression. */
+void util_blitter_custom_clear_depth(struct blitter_context *blitter,
+                                     unsigned width, unsigned height,
+                                     double depth, void *custom_dsa);
+
+/* Used by r600g for depth decompression. */
 void util_blitter_custom_depth_stencil(struct blitter_context *blitter,
 				       struct pipe_surface *zsurf,
 				       struct pipe_surface *cbsurf,
+				       unsigned sample_mask,
 				       void *dsa_stage, float depth);
 
+/* Used by r600g for MSAA color resolve. */
+void util_blitter_custom_resolve_color(struct blitter_context *blitter,
+                                       struct pipe_resource *dst,
+                                       unsigned dst_level,
+                                       unsigned dst_layer,
+                                       struct pipe_resource *src,
+                                       unsigned src_layer,
+                                       void *custom_blend);
+
 /* The functions below should be used to save currently bound constant state
  * objects inside a driver. The objects are automatically restored at the end
  * of the util_blitter_{clear, copy_region, fill_region} functions and then
diff --git a/mesalib/src/gallium/auxiliary/util/u_inlines.h b/mesalib/src/gallium/auxiliary/util/u_inlines.h
index 2d603e4dd..a1ece415f 100644
--- a/mesalib/src/gallium/auxiliary/util/u_inlines.h
+++ b/mesalib/src/gallium/auxiliary/util/u_inlines.h
@@ -548,23 +548,37 @@ util_query_clear_result(union pipe_query_result *result, unsigned type)
 
 /** Convert PIPE_TEXTURE_x to TGSI_TEXTURE_x */
 static INLINE unsigned
-util_pipe_tex_to_tgsi_tex(enum pipe_texture_target pipe_tex_target)
+util_pipe_tex_to_tgsi_tex(enum pipe_texture_target pipe_tex_target,
+                          unsigned nr_samples)
 {
    switch (pipe_tex_target) {
    case PIPE_TEXTURE_1D:
+      assert(nr_samples <= 1);
       return TGSI_TEXTURE_1D;
+
    case PIPE_TEXTURE_2D:
-      return TGSI_TEXTURE_2D;
+      return nr_samples > 1 ? TGSI_TEXTURE_2D_MSAA : TGSI_TEXTURE_2D;
+
    case PIPE_TEXTURE_RECT:
+      assert(nr_samples <= 1);
       return TGSI_TEXTURE_RECT;
+
    case PIPE_TEXTURE_3D:
+      assert(nr_samples <= 1);
       return TGSI_TEXTURE_3D;
+
    case PIPE_TEXTURE_CUBE:
+      assert(nr_samples <= 1);
       return TGSI_TEXTURE_CUBE;
+
    case PIPE_TEXTURE_1D_ARRAY:
+      assert(nr_samples <= 1);
       return TGSI_TEXTURE_1D_ARRAY;
+
    case PIPE_TEXTURE_2D_ARRAY:
-      return TGSI_TEXTURE_2D_ARRAY;
+      return nr_samples > 1 ? TGSI_TEXTURE_2D_ARRAY_MSAA :
+                              TGSI_TEXTURE_2D_ARRAY;
+
    default:
       assert(0 && "unexpected texture target");
       return TGSI_TEXTURE_UNKNOWN;
diff --git a/mesalib/src/gallium/auxiliary/util/u_simple_shaders.c b/mesalib/src/gallium/auxiliary/util/u_simple_shaders.c
index 3476b6ce0..5f0134d70 100644
--- a/mesalib/src/gallium/auxiliary/util/u_simple_shaders.c
+++ b/mesalib/src/gallium/auxiliary/util/u_simple_shaders.c
@@ -40,7 +40,12 @@
 #include "pipe/p_state.h"
 #include "util/u_simple_shaders.h"
 #include "util/u_debug.h"
+#include "util/u_memory.h"
+#include "tgsi/tgsi_dump.h"
+#include "tgsi/tgsi_strings.h"
 #include "tgsi/tgsi_ureg.h"
+#include "tgsi/tgsi_text.h"
+#include <stdio.h> /* include last */
 
 
 
@@ -353,3 +358,131 @@ util_make_fragment_cloneinput_shader(struct pipe_context *pipe, int num_cbufs,
 
    return ureg_create_shader_and_destroy( ureg, pipe );
 }
+
+
+static void *
+util_make_fs_blit_msaa_gen(struct pipe_context *pipe,
+                           unsigned tgsi_tex,
+                           const char *output_semantic,
+                           const char *output_mask)
+{
+   static const char shader_templ[] =
+         "FRAG\n"
+         "DCL IN[0], GENERIC[0], LINEAR\n"
+         "DCL SAMP[0]\n"
+         "DCL OUT[0], %s\n"
+         "DCL TEMP[0]\n"
+
+         "F2U TEMP[0], IN[0]\n"
+         "TXF OUT[0]%s, TEMP[0].xyzz, SAMP[0], %s\n"
+         "END\n";
+
+   const char *type = tgsi_texture_names[tgsi_tex];
+   char text[sizeof(shader_templ)+100];
+   struct tgsi_token tokens[1000];
+   struct pipe_shader_state state = {tokens};
+
+   assert(tgsi_tex == TGSI_TEXTURE_2D_MSAA ||
+          tgsi_tex == TGSI_TEXTURE_2D_ARRAY_MSAA);
+
+   sprintf(text, shader_templ, output_semantic, output_mask, type);
+
+   if (!tgsi_text_translate(text, tokens, Elements(tokens))) {
+      puts(text);
+      assert(0);
+      return NULL;
+   }
+#if 0
+   tgsi_dump(state.tokens, 0);
+#endif
+
+   return pipe->create_fs_state(pipe, &state);
+}
+
+
+/**
+ * Make a fragment shader that sets the output color to a color
+ * fetched from a multisample texture.
+ * \param tex_target  one of PIPE_TEXTURE_x
+ */
+void *
+util_make_fs_blit_msaa_color(struct pipe_context *pipe,
+                             unsigned tgsi_tex)
+{
+   return util_make_fs_blit_msaa_gen(pipe, tgsi_tex,
+                                     "COLOR[0]", "");
+}
+
+
+/**
+ * Make a fragment shader that sets the output depth to a depth value
+ * fetched from a multisample texture.
+ * \param tex_target  one of PIPE_TEXTURE_x
+ */
+void *
+util_make_fs_blit_msaa_depth(struct pipe_context *pipe,
+                             unsigned tgsi_tex)
+{
+   return util_make_fs_blit_msaa_gen(pipe, tgsi_tex,
+                                     "POSITION", ".z");
+}
+
+
+/**
+ * Make a fragment shader that sets the output stencil to a stencil value
+ * fetched from a multisample texture.
+ * \param tex_target  one of PIPE_TEXTURE_x
+ */
+void *
+util_make_fs_blit_msaa_stencil(struct pipe_context *pipe,
+                               unsigned tgsi_tex)
+{
+   return util_make_fs_blit_msaa_gen(pipe, tgsi_tex,
+                                     "STENCIL", ".y");
+}
+
+
+/**
+ * Make a fragment shader that sets the output depth and stencil to depth
+ * and stencil values fetched from two multisample textures / samplers.
+ * The sizes of both textures should match (it should be one depth-stencil
+ * texture).
+ * \param tex_target  one of PIPE_TEXTURE_x
+ */
+void *
+util_make_fs_blit_msaa_depthstencil(struct pipe_context *pipe,
+                                    unsigned tgsi_tex)
+{
+   static const char shader_templ[] =
+         "FRAG\n"
+         "DCL IN[0], GENERIC[0], LINEAR\n"
+         "DCL SAMP[0..1]\n"
+         "DCL OUT[0], POSITION\n"
+         "DCL OUT[1], STENCIL\n"
+         "DCL TEMP[0]\n"
+
+         "F2U TEMP[0], IN[0]\n"
+         "TXF OUT[0].z, TEMP[0], SAMP[0], %s\n"
+         "TXF OUT[1].y, TEMP[0], SAMP[1], %s\n"
+         "END\n";
+
+   const char *type = tgsi_texture_names[tgsi_tex];
+   char text[sizeof(shader_templ)+100];
+   struct tgsi_token tokens[1000];
+   struct pipe_shader_state state = {tokens};
+
+   assert(tgsi_tex == TGSI_TEXTURE_2D_MSAA ||
+          tgsi_tex == TGSI_TEXTURE_2D_ARRAY_MSAA);
+
+   sprintf(text, shader_templ, type, type);
+
+   if (!tgsi_text_translate(text, tokens, Elements(tokens))) {
+      assert(0);
+      return NULL;
+   }
+#if 0
+   tgsi_dump(state.tokens, 0);
+#endif
+
+   return pipe->create_fs_state(pipe, &state);
+}
diff --git a/mesalib/src/gallium/auxiliary/util/u_simple_shaders.h b/mesalib/src/gallium/auxiliary/util/u_simple_shaders.h
index 0764998a3..e4ffde652 100644
--- a/mesalib/src/gallium/auxiliary/util/u_simple_shaders.h
+++ b/mesalib/src/gallium/auxiliary/util/u_simple_shaders.h
@@ -95,6 +95,26 @@ util_make_fragment_cloneinput_shader(struct pipe_context *pipe, int num_cbufs,
                                      int input_semantic,
                                      int input_interpolate);
 
+
+extern void *
+util_make_fs_blit_msaa_color(struct pipe_context *pipe,
+                             unsigned tgsi_tex);
+
+
+extern void *
+util_make_fs_blit_msaa_depth(struct pipe_context *pipe,
+                             unsigned tgsi_tex);
+
+
+extern void *
+util_make_fs_blit_msaa_depthstencil(struct pipe_context *pipe,
+                                    unsigned tgsi_tex);
+
+
+void *
+util_make_fs_blit_msaa_stencil(struct pipe_context *pipe,
+                               unsigned tgsi_tex);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/mesalib/src/glsl/Makefile.am b/mesalib/src/glsl/Makefile.am
index d86153c48..20639c93d 100644
--- a/mesalib/src/glsl/Makefile.am
+++ b/mesalib/src/glsl/Makefile.am
@@ -23,9 +23,6 @@
 # builtin_compiler is built before libglsl to generate builtin_function.cpp for libglsl.
 # For this to work, a dummy version of builtin_function.cpp, builtin_stubs.cpp, is used.
 
-# Hack to make some of the non-automake variables work.
-TOP=$(top_builddir)
-
 AM_CFLAGS = \
 	-I$(top_srcdir)/include \
 	-I$(top_srcdir)/src/mapi \
@@ -39,7 +36,6 @@ AM_CXXFLAGS = $(AM_CFLAGS)
 
 AM_LFLAGS = --nounistd -o$(LEX_OUTPUT_ROOT).c
 
-GLSL_SRCDIR=$(top_srcdir)/src/glsl
 include Makefile.sources
 
 noinst_LTLIBRARIES = libglslcommon.la libglsl.la
@@ -96,8 +92,8 @@ glsl_parser.cc glsl_parser.h: glsl_parser.yy
 BUILT_SOURCES = glsl_parser.h builtin_function.cpp
 CLEANFILES = glsl_lexer.cc glsl_parser.cc $(BUILT_SOURCES)
 
-builtin_function.cpp: builtins/profiles/* builtins/ir/* builtins/glsl/* builtins/tools/generate_builtins.py builtins/tools/texture_builtins.py builtin_compiler$(EXEEXT)
-	$(AM_V_GEN) $(PYTHON2) $(PYTHON_FLAGS) builtins/tools/generate_builtins.py ./builtin_compiler > builtin_function.cpp || rm -f builtin_function.cpp
+builtin_function.cpp: $(srcdir)/builtins/profiles/* $(srcdir)/builtins/ir/* $(srcdir)/builtins/glsl/* $(srcdir)/builtins/tools/generate_builtins.py $(srcdir)/builtins/tools/texture_builtins.py builtin_compiler$(EXEEXT)
+	$(AM_V_GEN) $(PYTHON2) $(PYTHON_FLAGS) $(srcdir)/builtins/tools/generate_builtins.py ./builtin_compiler > builtin_function.cpp || rm -f builtin_function.cpp
 
 glcpp/libglcpp.la:
 	cd glcpp ; $(MAKE) $(AM_MAKEFLAGS)
diff --git a/mesalib/src/glsl/Makefile.sources b/mesalib/src/glsl/Makefile.sources
index 765f06a27..aafb53eae 100644
--- a/mesalib/src/glsl/Makefile.sources
+++ b/mesalib/src/glsl/Makefile.sources
@@ -1,6 +1,7 @@
 # shared source lists for Makefile, SConscript, and Android.mk
 
-GLSL_SRCDIR ?= .
+GLSL_SRCDIR = $(top_srcdir)/src/glsl
+GLSL_BUILDDIR = $(top_builddir)/src/glsl
 
 # libglcpp
 
@@ -8,8 +9,8 @@ LIBGLCPP_FILES = \
 	$(GLSL_SRCDIR)/glcpp/pp.c
 
 LIBGLCPP_GENERATED_FILES = \
-	$(GLSL_SRCDIR)/glcpp/glcpp-lex.c \
-	$(GLSL_SRCDIR)/glcpp/glcpp-parse.c
+	$(GLSL_BUILDDIR)/glcpp/glcpp-lex.c \
+	$(GLSL_BUILDDIR)/glcpp/glcpp-parse.c
 
 # libglsl
 
@@ -102,10 +103,10 @@ BUILTIN_COMPILER_CXX_FILES = \
 	$(GLSL_SRCDIR)/builtin_stubs.cpp
 
 BUILTIN_COMPILER_GENERATED_CXX_FILES = \
-	$(GLSL_SRCDIR)/glsl_lexer.cc \
-	$(GLSL_SRCDIR)/glsl_parser.cc
+	$(GLSL_BUILDDIR)/glsl_lexer.cc \
+	$(GLSL_BUILDDIR)/glsl_parser.cc
 
 # libglsl generated sources
 LIBGLSL_GENERATED_CXX_FILES = \
-	$(GLSL_SRCDIR)/$(BUILTIN_COMPILER_GENERATED_CXX_FILES) \
-	$(GLSL_SRCDIR)/builtin_function.cpp
+	$(BUILTIN_COMPILER_GENERATED_CXX_FILES) \
+	$(GLSL_BUILDDIR)/builtin_function.cpp
diff --git a/mesalib/src/glsl/glcpp/Makefile.am b/mesalib/src/glsl/glcpp/Makefile.am
index e7d5d2ca3..7a95b6848 100644
--- a/mesalib/src/glsl/glcpp/Makefile.am
+++ b/mesalib/src/glsl/glcpp/Makefile.am
@@ -20,10 +20,6 @@
 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 # IN THE SOFTWARE.
 
-# Hack to make some of the non-automake variables work.
-TOP=$(top_builddir)
-
-GLSL_SRCDIR=$(top_srcdir)/src/glsl
 include ../Makefile.sources
 
 AM_CFLAGS = \
diff --git a/mesalib/src/mapi/glapi/Makefile.am b/mesalib/src/mapi/glapi/Makefile.am
index 668d7faa9..181a28a7c 100644
--- a/mesalib/src/mapi/glapi/Makefile.am
+++ b/mesalib/src/mapi/glapi/Makefile.am
@@ -27,6 +27,7 @@ AM_CPPFLAGS = \
         $(DEFINES) \
 	-I$(top_srcdir)/include \
 	-I$(top_srcdir)/src/mapi \
+        -I$(top_builddir)/src/mapi \
 	-I$(top_srcdir)/src/mesa
 
 if HAVE_X86_ASM
diff --git a/mesalib/src/mapi/glapi/gen/ARB_invalidate_subdata.xml b/mesalib/src/mapi/glapi/gen/ARB_invalidate_subdata.xml
new file mode 100644
index 000000000..3e4ffc300
--- /dev/null
+++ b/mesalib/src/mapi/glapi/gen/ARB_invalidate_subdata.xml
@@ -0,0 +1,48 @@
+<?xml version="1.0"?>
+<!DOCTYPE OpenGLAPI SYSTEM "gl_API.dtd">
+
+<OpenGLAPI>
+<category name="GL_ARB_invalidate_subdata" number="666">
+  <function name="InvalidateTexSubImage" offset="assign">
+    <param name="texture" type="GLuint"/>
+    <param name="level" type="GLint"/>
+    <param name="xoffset" type="GLint"/>
+    <param name="yoffset" type="GLint"/>
+    <param name="zoffset" type="GLint"/>
+    <param name="width" type="GLsizei"/>
+    <param name="height" type="GLsizei"/>
+    <param name="depth" type="GLsizei"/>
+  </function>
+
+  <function name="InvalidateTexImage" offset="assign">
+    <param name="texture" type="GLuint"/>
+    <param name="level" type="GLint"/>
+  </function>
+
+  <function name="InvalidateBufferSubData" offset="assign">
+    <param name="buffer" type="GLuint"/>
+    <param name="offset" type="GLintptr"/>
+    <param name="length" type="GLsizeiptr"/>
+  </function>
+
+  <function name="InvalidateBufferData" offset="assign">
+    <param name="buffer" type="GLuint"/>
+  </function>
+
+  <function name="InvalidateSubFramebuffer" offset="assign">
+    <param name="target" type="GLenum"/>
+    <param name="numAttachments" type="GLsizei" counter="true"/>
+    <param name="attachments" type="const GLenum *" count="numAttachments"/>
+    <param name="x" type="GLint"/>
+    <param name="y" type="GLint"/>
+    <param name="width" type="GLsizei"/>
+    <param name="height" type="GLsizei"/>
+  </function>
+
+  <function name="InvalidateFramebuffer" offset="assign">
+    <param name="target" type="GLenum"/>
+    <param name="numAttachments" type="GLsizei" counter="true"/>
+    <param name="attachments" type="const GLenum *" count="numAttachments"/>
+  </function>
+</category>
+</OpenGLAPI>
diff --git a/mesalib/src/mapi/glapi/gen/Makefile.am b/mesalib/src/mapi/glapi/gen/Makefile.am
index 52aeb3a6d..499ec09a8 100644
--- a/mesalib/src/mapi/glapi/gen/Makefile.am
+++ b/mesalib/src/mapi/glapi/gen/Makefile.am
@@ -176,7 +176,7 @@ $(XORG_GLAPI_DIR)/%.h: $(MESA_GLAPI_DIR)/%.h
 
 $(MESA_GLAPI_DIR)/glapi_mapi_tmp.h: $(MESA_MAPI_DIR)/mapi_abi.py $(COMMON_ES)
 	$(PYTHON_GEN) $< \
-		--printer glapi --mode lib gl_and_es_API.xml > $@
+		--printer glapi --mode lib $(srcdir)/gl_and_es_API.xml > $@
 
 $(MESA_GLAPI_DIR)/glprocs.h: gl_procs.py $(COMMON)
 	$(PYTHON_GEN) $< -f $(srcdir)/gl_API.xml > $@
diff --git a/mesalib/src/mapi/glapi/gen/gl_API.xml b/mesalib/src/mapi/glapi/gen/gl_API.xml
index 8bdc47908..3c13591ca 100644
--- a/mesalib/src/mapi/glapi/gen/gl_API.xml
+++ b/mesalib/src/mapi/glapi/gen/gl_API.xml
@@ -8067,6 +8067,8 @@
 
 <xi:include href="ARB_texture_storage.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
 
+<xi:include href="ARB_invalidate_subdata.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
+
 <!-- Non-ARB extensions sorted by extension number. -->
 
 <category name="GL_EXT_blend_color" number="2">
diff --git a/mesalib/src/mapi/glapi/gen/glapi_gen.mk b/mesalib/src/mapi/glapi/gen/glapi_gen.mk
index 1b05a405b..eab8eb40c 100644
--- a/mesalib/src/mapi/glapi/gen/glapi_gen.mk
+++ b/mesalib/src/mapi/glapi/gen/glapi_gen.mk
@@ -1,14 +1,14 @@
 # Helpers for glapi header generation
 
-ifndef TOP
-$(error TOP must be defined.)
+ifndef top_srcdir
+$(error top_srcdir must be defined.)
 endif
 
 glapi_gen_common_deps := \
-	$(wildcard $(TOP)/src/mapi/glapi/gen/*.xml) \
-	$(wildcard $(TOP)/src/mapi/glapi/gen/*.py)
+	$(wildcard $(top_srcdir)/src/mapi/glapi/gen/*.xml) \
+	$(wildcard $(top_srcdir)/src/mapi/glapi/gen/*.py)
 
-glapi_gen_mapi_script := $(TOP)/src/mapi/mapi/mapi_abi.py
+glapi_gen_mapi_script := $(top_srcdir)/src/mapi/mapi/mapi_abi.py
 glapi_gen_mapi_deps := \
 	$(glapi_gen_mapi_script) \
 	$(glapi_gen_common_deps)
@@ -21,7 +21,7 @@ $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS) $(glapi_gen_mapi_script) \
 	--mode lib --printer $(2) $(1) > $@
 endef
 
-glapi_gen_dispatch_script := $(TOP)/src/mapi/glapi/gen/gl_table.py
+glapi_gen_dispatch_script := $(top_srcdir)/src/mapi/glapi/gen/gl_table.py
 glapi_gen_dispatch_deps := $(glapi_gen_common_deps)
 
 # $(1): path to an XML file
@@ -32,7 +32,7 @@ $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS) $(glapi_gen_dispatch_script) \
 	-f $(1) -m remap_table $(if $(2),-c $(2),) > $@
 endef
 
-glapi_gen_remap_script := $(TOP)/src/mapi/glapi/gen/remap_helper.py
+glapi_gen_remap_script := $(top_srcdir)/src/mapi/glapi/gen/remap_helper.py
 glapi_gen_remap_deps := $(glapi_gen_common_deps)
 
 # $(1): path to an XML file
diff --git a/mesalib/src/mesa/Makefile.am b/mesalib/src/mesa/Makefile.am
index bb70ed6ea..f1cd6d67c 100644
--- a/mesalib/src/mesa/Makefile.am
+++ b/mesalib/src/mesa/Makefile.am
@@ -42,8 +42,7 @@ main/git_sha1.h: main/git_sha1.h.tmp
 	fi
 
 # include glapi_gen.mk for generating glapi headers for GLES
-TOP = $(top_srcdir)
-GLAPI = $(TOP)/src/mapi/glapi/gen
+GLAPI = $(top_srcdir)/src/mapi/glapi/gen
 include $(GLAPI)/glapi_gen.mk
 
 BUILT_SOURCES = \
@@ -78,24 +77,25 @@ main/api_exec_es2_remap_helper.h: $(GLAPI)/gl_and_es_API.xml $(glapi_gen_remap_d
 main/api_exec_es2.o: main/api_exec_es2_dispatch.h main/api_exec_es2_remap_helper.h
 
 main/api_exec_es1.c: main/APIspec.xml main/es_generator.py main/APIspecutil.py main/APIspec.py
-	$(PYTHON2) $(PYTHON_FLAGS) main/es_generator.py \
+	$(AM_V_GEN) $(PYTHON2) $(PYTHON_FLAGS) $(srcdir)/main/es_generator.py \
 	  -S $(srcdir)/main/APIspec.xml -V GLES1.1 > $@
 
 main/api_exec_es2.c: main/APIspec.xml main/es_generator.py main/APIspecutil.py main/APIspec.py
-	$(PYTHON2) $(PYTHON_FLAGS) main/es_generator.py \
+	$(AM_V_GEN) $(PYTHON2) $(PYTHON_FLAGS) $(srcdir)/main/es_generator.py \
 	  -S $(srcdir)/main/APIspec.xml -V GLES2.0 > $@
 
 program/program_parse.tab.c program/program_parse.tab.h: program/program_parse.y
-	mkdir -p program
-	$(YACC) -v -d --output=program/program_parse.tab.c $<
+	$(MKDIR_P) program
+	$(AM_V_GEN) $(YACC) -v -d --output=program/program_parse.tab.c $<
 
 program/lex.yy.c: program/program_lexer.l
-	mkdir -p program
-	$(LEX) --never-interactive --outfile=$@ $<
+	$(MKDIR_P) program
+	$(AM_V_GEN) $(LEX) --never-interactive --outfile=$@ $<
 
 noinst_LTLIBRARIES = libmesa.la libmesagallium.la
 
 SRCDIR = $(top_srcdir)/src/mesa/
+BUILDDIR = $(top_builddir)/src/mesa/
 include sources.mak
 
 AM_CPPFLAGS = $(API_DEFINES) $(DEFINES) $(INCLUDE_DIRS)
@@ -107,12 +107,21 @@ MESA_ASM_FILES_FOR_ARCH =
 
 if HAVE_X86_ASM
 MESA_ASM_FILES_FOR_ARCH += $(X86_FILES)
+AM_CPPFLAGS += \
+        -I$(top_builddir)/src/mesa/x86 \
+        -I$(top_srcdir)/src/mesa/x86
 endif
 if HAVE_X86_64_ASM
 MESA_ASM_FILES_FOR_ARCH += $(X86_64_FILES)
+AM_CPPFLAGS += \
+        -I$(top_builddir)/src/mesa/x86-64 \
+        -I$(top_srcdir)/src/mesa/x86-64
 endif
 if HAVE_SPARC_ASM
 MESA_ASM_FILES_FOR_ARCH += $(SPARC_FILES)
+AM_CPPFLAGS += \
+        -I$(top_builddir)/src/mesa/sparc \
+        -I$(top_srcdir)/src/mesa/sparc
 endif
 
 libmesa_la_SOURCES = \
diff --git a/mesalib/src/mesa/drivers/common/meta.c b/mesalib/src/mesa/drivers/common/meta.c
index d36b1a3b8..ca01a3301 100644
--- a/mesalib/src/mesa/drivers/common/meta.c
+++ b/mesalib/src/mesa/drivers/common/meta.c
@@ -74,6 +74,8 @@
 #include "program/program.h"
 #include "swrast/swrast.h"
 #include "drivers/common/meta.h"
+#include "main/enums.h"
+#include "main/glformats.h"
 
 
 /** Return offset in bytes of the field within a vertex struct */
@@ -3158,8 +3160,12 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
  * ReadPixels() and passed to Tex[Sub]Image().
  */
 static GLenum
-get_temp_image_type(struct gl_context *ctx, GLenum baseFormat)
+get_temp_image_type(struct gl_context *ctx, gl_format format)
 {
+   GLenum baseFormat, type;
+
+   baseFormat = _mesa_get_format_base_format(format);
+
    switch (baseFormat) {
    case GL_RGBA:
    case GL_RGB:
@@ -3174,7 +3180,7 @@ get_temp_image_type(struct gl_context *ctx, GLenum baseFormat)
       else if (ctx->DrawBuffer->Visual.redBits <= 16)
          return GL_UNSIGNED_SHORT;
       else
-         return GL_FLOAT;
+         return _mesa_get_format_datatype(format);
    case GL_DEPTH_COMPONENT:
       return GL_UNSIGNED_INT;
    case GL_DEPTH_STENCIL:
@@ -3216,12 +3222,10 @@ _mesa_meta_CopyTexSubImage(struct gl_context *ctx, GLuint dims,
       format = GL_RGBA;
    }
 
+   type = get_temp_image_type(ctx, texImage->TexFormat);
    if (_mesa_is_format_integer_color(texImage->TexFormat)) {
-      _mesa_problem(ctx, "unsupported integer color copyteximage");
-      return;
+      format = _mesa_base_format_to_integer_format(format);
    }
-
-   type = get_temp_image_type(ctx, format);
    bpp = _mesa_bytes_per_pixel(format, type);
    if (bpp <= 0) {
       _mesa_problem(ctx, "Bad bpp in _mesa_meta_CopyTexSubImage()");
diff --git a/mesalib/src/mesa/drivers/dri/common/dri_util.c b/mesalib/src/mesa/drivers/dri/common/dri_util.c
index 91ae186fe..86409dd06 100644
--- a/mesalib/src/mesa/drivers/dri/common/dri_util.c
+++ b/mesalib/src/mesa/drivers/dri/common/dri_util.c
@@ -192,6 +192,8 @@ dri2CreateContextAttribs(__DRIscreen *screen, int api,
 	mesa_api = API_OPENGLES2;
 	break;
     case __DRI_API_OPENGL_CORE:
+        mesa_api = API_OPENGL_CORE;
+        break;
     default:
 	*error = __DRI_CTX_ERROR_BAD_API;
 	return NULL;
@@ -218,6 +220,20 @@ dri2CreateContextAttribs(__DRIscreen *screen, int api,
 	}
     }
 
+    /* Mesa does not support the GL_ARB_compatibilty extension or the
+     * compatibility profile.  This means that we treat a API_OPENGL 3.1 as
+     * API_OPENGL_CORE and reject API_OPENGL 3.2+.
+     */
+    if (mesa_api == API_OPENGL && major_version == 3 && minor_version == 1)
+       mesa_api = API_OPENGL_CORE;
+
+    if (mesa_api == API_OPENGL
+        && ((major_version > 3)
+            || (major_version == 3 && minor_version >= 2))) {
+       *error = __DRI_CTX_ERROR_BAD_API;
+       return NULL;
+    }
+
     /* The EGL_KHR_create_context spec says:
      *
      *     "Flags are only defined for OpenGL context creation, and specifying
@@ -228,8 +244,8 @@ dri2CreateContextAttribs(__DRIscreen *screen, int api,
      * anything specific about this case.  However, none of the known flags
      * have any meaning in an ES context, so this seems safe.
      */
-    if (mesa_api != __DRI_API_OPENGL
-        && mesa_api != __DRI_API_OPENGL_CORE
+    if (mesa_api != API_OPENGL
+        && mesa_api != API_OPENGL_CORE
         && flags != 0) {
 	*error = __DRI_CTX_ERROR_BAD_FLAG;
 	return NULL;
diff --git a/mesalib/src/mesa/drivers/dri/swrast/swrast.c b/mesalib/src/mesa/drivers/dri/swrast/swrast.c
index 61cbb6add..28177cbe0 100644
--- a/mesalib/src/mesa/drivers/dri/swrast/swrast.c
+++ b/mesalib/src/mesa/drivers/dri/swrast/swrast.c
@@ -724,11 +724,20 @@ dri_create_context(gl_api api,
      */
     (void) flags;
 
-    if (api == API_OPENGL
-	&& (major_version > 2
-	    || (major_version == 2 && minor_version > 1))) {
-       *error = __DRI_CTX_ERROR_BAD_VERSION;
-       goto context_fail;
+    switch (api) {
+    case API_OPENGL:
+        if (major_version > 2
+	    || (major_version == 2 && minor_version > 1)) {
+            *error = __DRI_CTX_ERROR_BAD_VERSION;
+            return GL_FALSE;
+        }
+        break;
+    case API_OPENGLES:
+    case API_OPENGLES2:
+        break;
+    case API_OPENGL_CORE:
+        *error = __DRI_CTX_ERROR_BAD_API;
+        return GL_FALSE;
     }
 
     ctx = CALLOC_STRUCT(dri_context);
diff --git a/mesalib/src/mesa/main/api_exec.c b/mesalib/src/mesa/main/api_exec.c
index 81be46d5f..6b1499f4f 100644
--- a/mesalib/src/mesa/main/api_exec.c
+++ b/mesalib/src/mesa/main/api_exec.c
@@ -158,7 +158,7 @@ _mesa_create_exec_table(struct gl_context *ctx)
    SET_GetError(exec, _mesa_GetError);
    SET_GetFloatv(exec, _mesa_GetFloatv);
    SET_GetString(exec, _mesa_GetString);
-   if (ctx->API != API_OPENGL_CORE) {
+   if (ctx->API == API_OPENGL) {
       SET_LineStipple(exec, _mesa_LineStipple);
    }
    SET_LineWidth(exec, _mesa_LineWidth);
@@ -197,13 +197,13 @@ _mesa_create_exec_table(struct gl_context *ctx)
    }
    SET_Viewport(exec, _mesa_Viewport);
 
-   if (ctx->API != API_OPENGL_CORE) {
+   if (ctx->API == API_OPENGL) {
       _mesa_init_accum_dispatch(exec);
       _mesa_init_dlist_dispatch(exec);
    }
 
    SET_ClearDepth(exec, _mesa_ClearDepth);
-   if (ctx->API != API_OPENGL_CORE) {
+   if (ctx->API == API_OPENGL) {
       SET_ClearIndex(exec, _mesa_ClearIndex);
       SET_ClipPlane(exec, _mesa_ClipPlane);
       SET_ColorMaterial(exec, _mesa_ColorMaterial);
@@ -213,9 +213,11 @@ _mesa_create_exec_table(struct gl_context *ctx)
    SET_DepthRange(exec, _mesa_DepthRange);
 
    _mesa_init_drawpix_dispatch(exec);
-   _mesa_init_feedback_dispatch(exec);
+   if (ctx->API == API_OPENGL) {
+      _mesa_init_feedback_dispatch(exec);
+   }
 
-   if (ctx->API != API_OPENGL_CORE) {
+   if (ctx->API == API_OPENGL) {
       SET_FogCoordPointerEXT(exec, _mesa_FogCoordPointerEXT);
       SET_Fogf(exec, _mesa_Fogf);
       SET_Fogfv(exec, _mesa_Fogfv);
@@ -241,7 +243,7 @@ _mesa_create_exec_table(struct gl_context *ctx)
    SET_GetTexParameteriv(exec, _mesa_GetTexParameteriv);
    SET_GetTexImage(exec, _mesa_GetTexImage);
    SET_Hint(exec, _mesa_Hint);
-   if (ctx->API != API_OPENGL_CORE) {
+   if (ctx->API == API_OPENGL) {
       SET_IndexMask(exec, _mesa_IndexMask);
    }
    SET_IsEnabled(exec, _mesa_IsEnabled);
@@ -257,24 +259,22 @@ _mesa_create_exec_table(struct gl_context *ctx)
       SET_LoadMatrixd(exec, _mesa_LoadMatrixd);
    }
 
-   _mesa_init_eval_dispatch(exec);
-
-   if (ctx->API != API_OPENGL_CORE) {
+   if (ctx->API == API_OPENGL) {
+      _mesa_init_eval_dispatch(exec);
       SET_MultMatrixd(exec, _mesa_MultMatrixd);
+      _mesa_init_pixel_dispatch(exec);
    }
 
-   _mesa_init_pixel_dispatch(exec);
-
    SET_PixelStoref(exec, _mesa_PixelStoref);
    SET_PointSize(exec, _mesa_PointSize);
    SET_PolygonMode(exec, _mesa_PolygonMode);
    SET_PolygonOffset(exec, _mesa_PolygonOffset);
-   if (ctx->API != API_OPENGL_CORE) {
+   if (ctx->API == API_OPENGL) {
       SET_PolygonStipple(exec, _mesa_PolygonStipple);
-   }
 
-   _mesa_init_attrib_dispatch(exec);
-   _mesa_init_rastpos_dispatch(exec);
+      _mesa_init_attrib_dispatch(exec);
+      _mesa_init_rastpos_dispatch(exec);
+   }
 
    SET_ReadPixels(exec, _mesa_ReadPixels);
    if (ctx->API != API_OPENGL_CORE) {
@@ -285,13 +285,15 @@ _mesa_create_exec_table(struct gl_context *ctx)
       SET_TexEnviv(exec, _mesa_TexEnviv);
    }
 
-   _mesa_init_texgen_dispatch(exec);
+   if (ctx->API != API_OPENGL_CORE) {
+      _mesa_init_texgen_dispatch(exec);
+   }
 
    SET_TexImage1D(exec, _mesa_TexImage1D);
    SET_TexParameterf(exec, _mesa_TexParameterf);
    SET_TexParameterfv(exec, _mesa_TexParameterfv);
    SET_TexParameteriv(exec, _mesa_TexParameteriv);
-   if (ctx->API != API_OPENGL_CORE) {
+   if (ctx->API == API_OPENGL) {
       SET_Translated(exec, _mesa_Translated);
    }
 
@@ -300,7 +302,7 @@ _mesa_create_exec_table(struct gl_context *ctx)
    SET_DeleteTextures(exec, _mesa_DeleteTextures);
    SET_GenTextures(exec, _mesa_GenTextures);
 #if _HAVE_FULL_GL
-   if (ctx->API != API_OPENGL_CORE) {
+   if (ctx->API == API_OPENGL) {
       SET_AreTexturesResident(exec, _mesa_AreTexturesResident);
       SET_ColorPointer(exec, _mesa_ColorPointer);
    }
@@ -341,9 +343,11 @@ _mesa_create_exec_table(struct gl_context *ctx)
    SET_BlendEquation(exec, _mesa_BlendEquation);
    SET_BlendEquationSeparateEXT(exec, _mesa_BlendEquationSeparateEXT);
 
-   _mesa_init_colortable_dispatch(exec);
-   _mesa_init_convolve_dispatch(exec);
-   _mesa_init_histogram_dispatch(exec);
+   if (ctx->API == API_OPENGL) {
+      _mesa_init_colortable_dispatch(exec);
+      _mesa_init_convolve_dispatch(exec);
+      _mesa_init_histogram_dispatch(exec);
+   }
 
    /* OpenGL 2.0 */
    SET_StencilFuncSeparate(exec, _mesa_StencilFuncSeparate);
@@ -362,7 +366,9 @@ _mesa_create_exec_table(struct gl_context *ctx)
 
    /* 3. GL_EXT_polygon_offset */
 #if _HAVE_FULL_GL
-   SET_PolygonOffsetEXT(exec, _mesa_PolygonOffsetEXT);
+   if (ctx->API == API_OPENGL) {
+      SET_PolygonOffsetEXT(exec, _mesa_PolygonOffsetEXT);
+   }
 #endif
 
    /* 6. GL_EXT_texture3d */
@@ -374,7 +380,7 @@ _mesa_create_exec_table(struct gl_context *ctx)
 
    /* 11. GL_EXT_histogram */
 #if 0
-   if (ctx->API != API_OPENGL_CORE) {
+   if (ctx->API == API_OPENGL) {
       SET_GetHistogramEXT(exec, _mesa_GetHistogram);
       SET_GetHistogramParameterfvEXT(exec, _mesa_GetHistogramParameterfv);
       SET_GetHistogramParameterivEXT(exec, _mesa_GetHistogramParameteriv);
@@ -397,7 +403,7 @@ _mesa_create_exec_table(struct gl_context *ctx)
 
    /* 30. GL_EXT_vertex_array */
 #if _HAVE_FULL_GL
-   if (ctx->API != API_OPENGL_CORE) {
+   if (ctx->API == API_OPENGL) {
       SET_ColorPointerEXT(exec, _mesa_ColorPointerEXT);
       SET_EdgeFlagPointerEXT(exec, _mesa_EdgeFlagPointerEXT);
       SET_IndexPointerEXT(exec, _mesa_IndexPointerEXT);
@@ -424,8 +430,10 @@ _mesa_create_exec_table(struct gl_context *ctx)
 
    /* 97. GL_EXT_compiled_vertex_array */
 #if _HAVE_FULL_GL
-   SET_LockArraysEXT(exec, _mesa_LockArraysEXT);
-   SET_UnlockArraysEXT(exec, _mesa_UnlockArraysEXT);
+   if (ctx->API == API_OPENGL) {
+      SET_LockArraysEXT(exec, _mesa_LockArraysEXT);
+      SET_UnlockArraysEXT(exec, _mesa_UnlockArraysEXT);
+   }
 #endif
 
    /* 148. GL_EXT_multi_draw_arrays */
@@ -454,54 +462,61 @@ _mesa_create_exec_table(struct gl_context *ctx)
 
    /* 233. GL_NV_vertex_program */
 #if FEATURE_NV_vertex_program
-   SET_BindProgramNV(exec, _mesa_BindProgram);
-   SET_DeleteProgramsNV(exec, _mesa_DeletePrograms);
-   SET_ExecuteProgramNV(exec, _mesa_ExecuteProgramNV);
-   SET_GenProgramsNV(exec, _mesa_GenPrograms);
-   SET_AreProgramsResidentNV(exec, _mesa_AreProgramsResidentNV);
-   SET_RequestResidentProgramsNV(exec, _mesa_RequestResidentProgramsNV);
-   SET_GetProgramParameterfvNV(exec, _mesa_GetProgramParameterfvNV);
-   SET_GetProgramParameterdvNV(exec, _mesa_GetProgramParameterdvNV);
-   SET_GetProgramivNV(exec, _mesa_GetProgramivNV);
-   SET_GetProgramStringNV(exec, _mesa_GetProgramStringNV);
-   SET_GetTrackMatrixivNV(exec, _mesa_GetTrackMatrixivNV);
-   SET_GetVertexAttribdvNV(exec, _mesa_GetVertexAttribdvNV);
-   SET_GetVertexAttribfvNV(exec, _mesa_GetVertexAttribfvNV);
-   SET_GetVertexAttribivNV(exec, _mesa_GetVertexAttribivNV);
-   SET_GetVertexAttribPointervNV(exec, _mesa_GetVertexAttribPointervNV);
-   SET_IsProgramNV(exec, _mesa_IsProgramARB);
-   SET_LoadProgramNV(exec, _mesa_LoadProgramNV);
-   SET_ProgramEnvParameter4dARB(exec, _mesa_ProgramEnvParameter4dARB); /* alias to ProgramParameter4dNV */
-   SET_ProgramEnvParameter4dvARB(exec, _mesa_ProgramEnvParameter4dvARB);  /* alias to ProgramParameter4dvNV */
-   SET_ProgramEnvParameter4fARB(exec, _mesa_ProgramEnvParameter4fARB);  /* alias to ProgramParameter4fNV */
-   SET_ProgramEnvParameter4fvARB(exec, _mesa_ProgramEnvParameter4fvARB);  /* alias to ProgramParameter4fvNV */
-   SET_ProgramParameters4dvNV(exec, _mesa_ProgramParameters4dvNV);
-   SET_ProgramParameters4fvNV(exec, _mesa_ProgramParameters4fvNV);
-   SET_TrackMatrixNV(exec, _mesa_TrackMatrixNV);
-   SET_VertexAttribPointerNV(exec, _mesa_VertexAttribPointerNV);
-   /* glVertexAttrib*NV functions handled in api_loopback.c */
+   if (ctx->API == API_OPENGL) {
+      SET_BindProgramNV(exec, _mesa_BindProgram);
+      SET_DeleteProgramsNV(exec, _mesa_DeletePrograms);
+      SET_ExecuteProgramNV(exec, _mesa_ExecuteProgramNV);
+      SET_GenProgramsNV(exec, _mesa_GenPrograms);
+      SET_AreProgramsResidentNV(exec, _mesa_AreProgramsResidentNV);
+      SET_RequestResidentProgramsNV(exec, _mesa_RequestResidentProgramsNV);
+      SET_GetProgramParameterfvNV(exec, _mesa_GetProgramParameterfvNV);
+      SET_GetProgramParameterdvNV(exec, _mesa_GetProgramParameterdvNV);
+      SET_GetProgramivNV(exec, _mesa_GetProgramivNV);
+      SET_GetProgramStringNV(exec, _mesa_GetProgramStringNV);
+      SET_GetTrackMatrixivNV(exec, _mesa_GetTrackMatrixivNV);
+      SET_GetVertexAttribdvNV(exec, _mesa_GetVertexAttribdvNV);
+      SET_GetVertexAttribfvNV(exec, _mesa_GetVertexAttribfvNV);
+      SET_GetVertexAttribivNV(exec, _mesa_GetVertexAttribivNV);
+      SET_GetVertexAttribPointervNV(exec, _mesa_GetVertexAttribPointervNV);
+      SET_IsProgramNV(exec, _mesa_IsProgramARB);
+      SET_LoadProgramNV(exec, _mesa_LoadProgramNV);
+      SET_ProgramEnvParameter4dARB(exec, _mesa_ProgramEnvParameter4dARB); /* alias to ProgramParameter4dNV */
+      SET_ProgramEnvParameter4dvARB(exec, _mesa_ProgramEnvParameter4dvARB);  /* alias to ProgramParameter4dvNV */
+      SET_ProgramEnvParameter4fARB(exec, _mesa_ProgramEnvParameter4fARB);  /* alias to ProgramParameter4fNV */
+      SET_ProgramEnvParameter4fvARB(exec, _mesa_ProgramEnvParameter4fvARB);  /* alias to ProgramParameter4fvNV */
+      SET_ProgramParameters4dvNV(exec, _mesa_ProgramParameters4dvNV);
+      SET_ProgramParameters4fvNV(exec, _mesa_ProgramParameters4fvNV);
+      SET_TrackMatrixNV(exec, _mesa_TrackMatrixNV);
+      SET_VertexAttribPointerNV(exec, _mesa_VertexAttribPointerNV);
+      /* glVertexAttrib*NV functions handled in api_loopback.c */
+   }
 #endif
 
    /* 273. GL_APPLE_vertex_array_object */
-   SET_BindVertexArrayAPPLE(exec, _mesa_BindVertexArrayAPPLE);
+   if (ctx->API == API_OPENGL) {
+      SET_BindVertexArrayAPPLE(exec, _mesa_BindVertexArrayAPPLE);
+      SET_GenVertexArraysAPPLE(exec, _mesa_GenVertexArraysAPPLE);
+   }
+   /* Reused by ARB_vertex_array_object */
    SET_DeleteVertexArraysAPPLE(exec, _mesa_DeleteVertexArraysAPPLE);
-   SET_GenVertexArraysAPPLE(exec, _mesa_GenVertexArraysAPPLE);
    SET_IsVertexArrayAPPLE(exec, _mesa_IsVertexArrayAPPLE);
 
    /* 282. GL_NV_fragment_program */
 #if FEATURE_NV_fragment_program
-   SET_ProgramNamedParameter4fNV(exec, _mesa_ProgramNamedParameter4fNV);
-   SET_ProgramNamedParameter4dNV(exec, _mesa_ProgramNamedParameter4dNV);
-   SET_ProgramNamedParameter4fvNV(exec, _mesa_ProgramNamedParameter4fvNV);
-   SET_ProgramNamedParameter4dvNV(exec, _mesa_ProgramNamedParameter4dvNV);
-   SET_GetProgramNamedParameterfvNV(exec, _mesa_GetProgramNamedParameterfvNV);
-   SET_GetProgramNamedParameterdvNV(exec, _mesa_GetProgramNamedParameterdvNV);
-   SET_ProgramLocalParameter4dARB(exec, _mesa_ProgramLocalParameter4dARB);
-   SET_ProgramLocalParameter4dvARB(exec, _mesa_ProgramLocalParameter4dvARB);
-   SET_ProgramLocalParameter4fARB(exec, _mesa_ProgramLocalParameter4fARB);
-   SET_ProgramLocalParameter4fvARB(exec, _mesa_ProgramLocalParameter4fvARB);
-   SET_GetProgramLocalParameterdvARB(exec, _mesa_GetProgramLocalParameterdvARB);
-   SET_GetProgramLocalParameterfvARB(exec, _mesa_GetProgramLocalParameterfvARB);
+   if (ctx->API == API_OPENGL) {
+      SET_ProgramNamedParameter4fNV(exec, _mesa_ProgramNamedParameter4fNV);
+      SET_ProgramNamedParameter4dNV(exec, _mesa_ProgramNamedParameter4dNV);
+      SET_ProgramNamedParameter4fvNV(exec, _mesa_ProgramNamedParameter4fvNV);
+      SET_ProgramNamedParameter4dvNV(exec, _mesa_ProgramNamedParameter4dvNV);
+      SET_GetProgramNamedParameterfvNV(exec, _mesa_GetProgramNamedParameterfvNV);
+      SET_GetProgramNamedParameterdvNV(exec, _mesa_GetProgramNamedParameterdvNV);
+      SET_ProgramLocalParameter4dARB(exec, _mesa_ProgramLocalParameter4dARB);
+      SET_ProgramLocalParameter4dvARB(exec, _mesa_ProgramLocalParameter4dvARB);
+      SET_ProgramLocalParameter4fARB(exec, _mesa_ProgramLocalParameter4fARB);
+      SET_ProgramLocalParameter4fvARB(exec, _mesa_ProgramLocalParameter4fvARB);
+      SET_GetProgramLocalParameterdvARB(exec, _mesa_GetProgramLocalParameterdvARB);
+      SET_GetProgramLocalParameterfvARB(exec, _mesa_GetProgramLocalParameterfvARB);
+   }
 #endif
 
    /* 262. GL_NV_point_sprite */
@@ -512,7 +527,9 @@ _mesa_create_exec_table(struct gl_context *ctx)
 
    /* 268. GL_EXT_stencil_two_side */
 #if _HAVE_FULL_GL
-   SET_ActiveStencilFaceEXT(exec, _mesa_ActiveStencilFaceEXT);
+   if (ctx->API == API_OPENGL) {
+      SET_ActiveStencilFaceEXT(exec, _mesa_ActiveStencilFaceEXT);
+   }
 #endif
 
    /* 285. GL_NV_primitive_restart */
@@ -536,7 +553,7 @@ _mesa_create_exec_table(struct gl_context *ctx)
 
    /* ARB 3. GL_ARB_transpose_matrix */
 #if _HAVE_FULL_GL
-   if (ctx->API != API_OPENGL_CORE) {
+   if (ctx->API == API_OPENGL) {
       SET_LoadTransposeMatrixdARB(exec, _mesa_LoadTransposeMatrixdARB);
       SET_LoadTransposeMatrixfARB(exec, _mesa_LoadTransposeMatrixfARB);
       SET_MultTransposeMatrixdARB(exec, _mesa_MultTransposeMatrixdARB);
@@ -617,24 +634,26 @@ _mesa_create_exec_table(struct gl_context *ctx)
    SET_GetVertexAttribfvARB(exec, _mesa_GetVertexAttribfvARB);
    SET_GetVertexAttribivARB(exec, _mesa_GetVertexAttribivARB);
    /* glGetVertexAttribPointervARB aliases glGetVertexAttribPointervNV */
-   SET_ProgramEnvParameter4dARB(exec, _mesa_ProgramEnvParameter4dARB);
-   SET_ProgramEnvParameter4dvARB(exec, _mesa_ProgramEnvParameter4dvARB);
-   SET_ProgramEnvParameter4fARB(exec, _mesa_ProgramEnvParameter4fARB);
-   SET_ProgramEnvParameter4fvARB(exec, _mesa_ProgramEnvParameter4fvARB);
-   SET_ProgramLocalParameter4dARB(exec, _mesa_ProgramLocalParameter4dARB);
-   SET_ProgramLocalParameter4dvARB(exec, _mesa_ProgramLocalParameter4dvARB);
-   SET_ProgramLocalParameter4fARB(exec, _mesa_ProgramLocalParameter4fARB);
-   SET_ProgramLocalParameter4fvARB(exec, _mesa_ProgramLocalParameter4fvARB);
-   SET_GetProgramEnvParameterdvARB(exec, _mesa_GetProgramEnvParameterdvARB);
-   SET_GetProgramEnvParameterfvARB(exec, _mesa_GetProgramEnvParameterfvARB);
-   SET_GetProgramLocalParameterdvARB(exec, _mesa_GetProgramLocalParameterdvARB);
-   SET_GetProgramLocalParameterfvARB(exec, _mesa_GetProgramLocalParameterfvARB);
+   if (ctx->API == API_OPENGL) {
+      SET_ProgramEnvParameter4dARB(exec, _mesa_ProgramEnvParameter4dARB);
+      SET_ProgramEnvParameter4dvARB(exec, _mesa_ProgramEnvParameter4dvARB);
+      SET_ProgramEnvParameter4fARB(exec, _mesa_ProgramEnvParameter4fARB);
+      SET_ProgramEnvParameter4fvARB(exec, _mesa_ProgramEnvParameter4fvARB);
+      SET_ProgramLocalParameter4dARB(exec, _mesa_ProgramLocalParameter4dARB);
+      SET_ProgramLocalParameter4dvARB(exec, _mesa_ProgramLocalParameter4dvARB);
+      SET_ProgramLocalParameter4fARB(exec, _mesa_ProgramLocalParameter4fARB);
+      SET_ProgramLocalParameter4fvARB(exec, _mesa_ProgramLocalParameter4fvARB);
+      SET_GetProgramEnvParameterdvARB(exec, _mesa_GetProgramEnvParameterdvARB);
+      SET_GetProgramEnvParameterfvARB(exec, _mesa_GetProgramEnvParameterfvARB);
+      SET_GetProgramLocalParameterdvARB(exec, _mesa_GetProgramLocalParameterdvARB);
+      SET_GetProgramLocalParameterfvARB(exec, _mesa_GetProgramLocalParameterfvARB);
+      SET_GetProgramStringARB(exec, _mesa_GetProgramStringARB);
+   }
    SET_GetProgramivARB(exec, _mesa_GetProgramivARB);
-   SET_GetProgramStringARB(exec, _mesa_GetProgramStringARB);
 #endif
 
    /* ARB 28. GL_ARB_vertex_buffer_object */
-   _mesa_init_bufferobj_dispatch(exec);
+   _mesa_init_bufferobj_dispatch(ctx, exec);
 
    /* ARB 29. GL_ARB_occlusion_query */
    _mesa_init_queryobj_dispatch(exec);
@@ -657,13 +676,17 @@ _mesa_create_exec_table(struct gl_context *ctx)
    SET_ReadnPixelsARB(exec, _mesa_ReadnPixelsARB);
 
   /* GL_ATI_fragment_shader */
-   _mesa_init_ati_fragment_shader_dispatch(exec);
+   if (ctx->API == API_OPENGL) {
+      _mesa_init_ati_fragment_shader_dispatch(exec);
+   }
 
   /* GL_ATI_envmap_bumpmap */
-   SET_GetTexBumpParameterivATI(exec, _mesa_GetTexBumpParameterivATI);
-   SET_GetTexBumpParameterfvATI(exec, _mesa_GetTexBumpParameterfvATI);
-   SET_TexBumpParameterivATI(exec, _mesa_TexBumpParameterivATI);
-   SET_TexBumpParameterfvATI(exec, _mesa_TexBumpParameterfvATI);
+   if (ctx->API == API_OPENGL) {
+      SET_GetTexBumpParameterivATI(exec, _mesa_GetTexBumpParameterivATI);
+      SET_GetTexBumpParameterfvATI(exec, _mesa_GetTexBumpParameterfvATI);
+      SET_TexBumpParameterivATI(exec, _mesa_TexBumpParameterivATI);
+      SET_TexBumpParameterfvATI(exec, _mesa_TexBumpParameterfvATI);
+   }
 
 #if FEATURE_EXT_framebuffer_object
    SET_IsRenderbufferEXT(exec, _mesa_IsRenderbufferEXT);
@@ -691,8 +714,10 @@ _mesa_create_exec_table(struct gl_context *ctx)
 
    /* GL_EXT_gpu_program_parameters */
 #if FEATURE_ARB_vertex_program || FEATURE_ARB_fragment_program
-   SET_ProgramEnvParameters4fvEXT(exec, _mesa_ProgramEnvParameters4fvEXT);
-   SET_ProgramLocalParameters4fvEXT(exec, _mesa_ProgramLocalParameters4fvEXT);
+   if (ctx->API == API_OPENGL) {
+      SET_ProgramEnvParameters4fvEXT(exec, _mesa_ProgramEnvParameters4fvEXT);
+      SET_ProgramLocalParameters4fvEXT(exec, _mesa_ProgramLocalParameters4fvEXT);
+   }
 #endif
 
    /* GL_MESA_texture_array / GL_EXT_texture_array */
@@ -701,7 +726,9 @@ _mesa_create_exec_table(struct gl_context *ctx)
 #endif
 
    /* GL_ATI_separate_stencil */
-   SET_StencilFuncSeparateATI(exec, _mesa_StencilFuncSeparateATI);
+   if (ctx->API == API_OPENGL) {
+      SET_StencilFuncSeparateATI(exec, _mesa_StencilFuncSeparateATI);
+   }
 
 #if FEATURE_ARB_framebuffer_object
    /* The ARB_fbo functions are the union of
@@ -800,6 +827,16 @@ _mesa_create_exec_table(struct gl_context *ctx)
    _mesa_init_sampler_object_dispatch(exec);
 #endif
 
+   if (_mesa_is_desktop_gl(ctx)) {
+      SET_InvalidateTexSubImage(exec, _mesa_InvalidateTexSubImage);
+      SET_InvalidateTexImage(exec, _mesa_InvalidateTexImage);
+   }
+
+   if (_mesa_is_desktop_gl(ctx) || _mesa_is_gles3(ctx)) {
+      SET_InvalidateSubFramebuffer(exec, _mesa_InvalidateSubFramebuffer);
+      SET_InvalidateFramebuffer(exec, _mesa_InvalidateFramebuffer);
+   }
+
    return exec;
 }
 
diff --git a/mesalib/src/mesa/main/attrib.c b/mesalib/src/mesa/main/attrib.c
index 9cab35b0c..1a04eebdd 100644
--- a/mesalib/src/mesa/main/attrib.c
+++ b/mesalib/src/mesa/main/attrib.c
@@ -805,10 +805,6 @@ pop_texture_group(struct gl_context *ctx, struct texture_state *texstate)
             _mesa_TexParameterf(target, GL_TEXTURE_MAX_ANISOTROPY_EXT,
                                 samp->MaxAnisotropy);
          }
-         if (ctx->Extensions.ARB_shadow_ambient) {
-            _mesa_TexParameterf(target, GL_TEXTURE_COMPARE_FAIL_VALUE_ARB,
-                                samp->CompareFailValue);
-         }
          if (ctx->Extensions.ARB_shadow) {
             _mesa_TexParameteri(target, GL_TEXTURE_COMPARE_MODE,
                                 samp->CompareMode);
diff --git a/mesalib/src/mesa/main/bufferobj.c b/mesalib/src/mesa/main/bufferobj.c
index 3bc0cd478..90f8b8bf2 100644
--- a/mesalib/src/mesa/main/bufferobj.c
+++ b/mesalib/src/mesa/main/bufferobj.c
@@ -2200,8 +2200,100 @@ _mesa_BindBufferBase(GLenum target, GLuint index, GLuint buffer)
    }
 }
 
+static void GLAPIENTRY
+_mesa_InvalidateBufferSubData(GLuint buffer, GLintptr offset,
+                              GLsizeiptr length)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   struct gl_buffer_object *bufObj;
+   const GLintptr end = offset + length;
+
+   bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+   if (!bufObj) {
+      _mesa_error(ctx, GL_INVALID_VALUE,
+                  "glInvalidateBufferSubData(name = 0x%x) invalid object",
+                  buffer);
+      return;
+   }
+
+   /* The GL_ARB_invalidate_subdata spec says:
+    *
+    *     "An INVALID_VALUE error is generated if <offset> or <length> is
+    *     negative, or if <offset> + <length> is greater than the value of
+    *     BUFFER_SIZE."
+    */
+   if (end < 0 || end > bufObj->Size) {
+      _mesa_error(ctx, GL_INVALID_VALUE,
+                  "glInvalidateBufferSubData(invalid offset or length)");
+      return;
+   }
+
+   /* The GL_ARB_invalidate_subdata spec says:
+    *
+    *     "An INVALID_OPERATION error is generated if the buffer is currently
+    *     mapped by MapBuffer, or if the invalidate range intersects the range
+    *     currently mapped by MapBufferRange."
+    */
+   if (_mesa_bufferobj_mapped(bufObj)) {
+      const GLintptr mapEnd = bufObj->Offset + bufObj->Length;
+
+      /* The regions do not overlap if and only if the end of the discard
+       * region is before the mapped region or the start of the discard region
+       * is after the mapped region.
+       *
+       * Note that 'end' and 'mapEnd' are the first byte *after* the discard
+       * region and the mapped region, repsectively.  It is okay for that byte
+       * to be mapped (for 'end') or discarded (for 'mapEnd').
+       */
+      if (!(end <= bufObj->Offset || offset >= mapEnd)) {
+         _mesa_error(ctx, GL_INVALID_OPERATION,
+                     "glInvalidateBufferSubData(intersection with mapped "
+                     "range)");
+         return;
+      }
+   }
+
+   /* We don't actually do anything for this yet.  Just return after
+    * validating the parameters and generating the required errors.
+    */
+   return;
+}
+
+static void GLAPIENTRY
+_mesa_InvalidateBufferData(GLuint buffer)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   struct gl_buffer_object *bufObj;
+
+   bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+   if (!bufObj) {
+      _mesa_error(ctx, GL_INVALID_VALUE,
+                  "glInvalidateBufferData(name = 0x%x) invalid object",
+                  buffer);
+      return;
+   }
+
+   /* The GL_ARB_invalidate_subdata spec says:
+    *
+    *     "An INVALID_OPERATION error is generated if the buffer is currently
+    *     mapped by MapBuffer, or if the invalidate range intersects the range
+    *     currently mapped by MapBufferRange."
+    */
+   if (_mesa_bufferobj_mapped(bufObj)) {
+      _mesa_error(ctx, GL_INVALID_OPERATION,
+                  "glInvalidateBufferData(intersection with mapped "
+                  "range)");
+      return;
+   }
+
+   /* We don't actually do anything for this yet.  Just return after
+    * validating the parameters and generating the required errors.
+    */
+   return;
+}
+
 void
-_mesa_init_bufferobj_dispatch(struct _glapi_table *disp)
+_mesa_init_bufferobj_dispatch(struct gl_context *ctx, struct _glapi_table *disp)
 {
    SET_BindBufferARB(disp, _mesa_BindBufferARB);
    SET_BufferDataARB(disp, _mesa_BufferDataARB);
@@ -2214,6 +2306,14 @@ _mesa_init_bufferobj_dispatch(struct _glapi_table *disp)
    SET_IsBufferARB(disp, _mesa_IsBufferARB);
    SET_MapBufferARB(disp, _mesa_MapBufferARB);
    SET_UnmapBufferARB(disp, _mesa_UnmapBufferARB);
-   SET_BindBufferRangeEXT(disp, _mesa_BindBufferRange);
-   SET_BindBufferBaseEXT(disp, _mesa_BindBufferBase);
+
+   if (_mesa_is_desktop_gl(ctx) || _mesa_is_gles3(ctx)) {
+      SET_BindBufferRangeEXT(disp, _mesa_BindBufferRange);
+      SET_BindBufferBaseEXT(disp, _mesa_BindBufferBase);
+   }
+
+   if (_mesa_is_desktop_gl(ctx)) {
+      SET_InvalidateBufferData(disp, _mesa_InvalidateBufferData);
+      SET_InvalidateBufferSubData(disp, _mesa_InvalidateBufferSubData);
+   }
 }
diff --git a/mesalib/src/mesa/main/bufferobj.h b/mesalib/src/mesa/main/bufferobj.h
index e1d0f7a97..15fdb9c30 100644
--- a/mesalib/src/mesa/main/bufferobj.h
+++ b/mesalib/src/mesa/main/bufferobj.h
@@ -167,6 +167,7 @@ _mesa_BindBufferRange(GLenum target, GLuint index,
                       GLuint buffer, GLintptr offset, GLsizeiptr size);
 
 extern void
-_mesa_init_bufferobj_dispatch(struct _glapi_table *disp);
+_mesa_init_bufferobj_dispatch(struct gl_context *ctx,
+                              struct _glapi_table *disp);
 
 #endif
diff --git a/mesalib/src/mesa/main/context.h b/mesalib/src/mesa/main/context.h
index 6b7dafa78..e2387521f 100644
--- a/mesalib/src/mesa/main/context.h
+++ b/mesalib/src/mesa/main/context.h
@@ -310,6 +310,16 @@ _mesa_is_gles(const struct gl_context *ctx)
 }
 
 
+/**
+ * Checks if the context is for GLES 3.x
+ */
+static inline GLboolean
+_mesa_is_gles3(const struct gl_context *ctx)
+{
+   return ctx->API == API_OPENGLES2 && ctx->Version >= 30;
+}
+
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/mesalib/src/mesa/main/extensions.c b/mesalib/src/mesa/main/extensions.c
index 5e13a9357..9e357cd09 100644
--- a/mesalib/src/mesa/main/extensions.c
+++ b/mesalib/src/mesa/main/extensions.c
@@ -88,28 +88,29 @@ static const struct extension extension_table[] = {
    { "GL_ARB_debug_output",                        o(dummy_true),                              GL,             2009 },
    { "GL_ARB_depth_buffer_float",                  o(ARB_depth_buffer_float),                  GL,             2008 },
    { "GL_ARB_depth_clamp",                         o(ARB_depth_clamp),                         GL,             2003 },
-   { "GL_ARB_depth_texture",                       o(ARB_depth_texture),                       GL,             2001 },
+   { "GL_ARB_depth_texture",                       o(ARB_depth_texture),                       GLL,            2001 },
    { "GL_ARB_draw_buffers",                        o(dummy_true),                              GL,             2002 },
    { "GL_ARB_draw_buffers_blend",                  o(ARB_draw_buffers_blend),                  GL,             2009 },
    { "GL_ARB_draw_elements_base_vertex",           o(ARB_draw_elements_base_vertex),           GL,             2009 },
    { "GL_ARB_draw_instanced",                      o(ARB_draw_instanced),                      GL,             2008 },
    { "GL_ARB_explicit_attrib_location",            o(ARB_explicit_attrib_location),            GL,             2009 },
    { "GL_ARB_fragment_coord_conventions",          o(ARB_fragment_coord_conventions),          GL,             2009 },
-   { "GL_ARB_fragment_program",                    o(ARB_fragment_program),                    GL,             2002 },
-   { "GL_ARB_fragment_program_shadow",             o(ARB_fragment_program_shadow),             GL,             2003 },
+   { "GL_ARB_fragment_program",                    o(ARB_fragment_program),                    GLL,            2002 },
+   { "GL_ARB_fragment_program_shadow",             o(ARB_fragment_program_shadow),             GLL,            2003 },
    { "GL_ARB_fragment_shader",                     o(ARB_fragment_shader),                     GL,             2002 },
    { "GL_ARB_framebuffer_object",                  o(ARB_framebuffer_object),                  GL,             2005 },
    { "GL_ARB_framebuffer_sRGB",                    o(EXT_framebuffer_sRGB),                    GL,             1998 },
    { "GL_ARB_half_float_pixel",                    o(ARB_half_float_pixel),                    GL,             2003 },
    { "GL_ARB_half_float_vertex",                   o(ARB_half_float_vertex),                   GL,             2008 },
    { "GL_ARB_instanced_arrays",                    o(ARB_instanced_arrays),                    GL,             2008 },
+   { "GL_ARB_invalidate_subdata",                  o(dummy_true),                              GL,             2012 },
    { "GL_ARB_map_buffer_range",                    o(ARB_map_buffer_range),                    GL,             2008 },
-   { "GL_ARB_multisample",                         o(dummy_true),                              GL,             1994 },
-   { "GL_ARB_multitexture",                        o(dummy_true),                              GL,             1998 },
+   { "GL_ARB_multisample",                         o(dummy_true),                              GLL,            1994 },
+   { "GL_ARB_multitexture",                        o(dummy_true),                              GLL,            1998 },
    { "GL_ARB_occlusion_query2",                    o(ARB_occlusion_query2),                    GL,             2003 },
-   { "GL_ARB_occlusion_query",                     o(ARB_occlusion_query),                     GL,             2001 },
+   { "GL_ARB_occlusion_query",                     o(ARB_occlusion_query),                     GLL,            2001 },
    { "GL_ARB_pixel_buffer_object",                 o(EXT_pixel_buffer_object),                 GL,             2004 },
-   { "GL_ARB_point_parameters",                    o(EXT_point_parameters),                    GL,             1997 },
+   { "GL_ARB_point_parameters",                    o(EXT_point_parameters),                    GLL,            1997 },
    { "GL_ARB_point_sprite",                        o(ARB_point_sprite),                        GL,             2003 },
    { "GL_ARB_provoking_vertex",                    o(EXT_provoking_vertex),                    GL,             2009 },
    { "GL_ARB_robustness",                          o(dummy_true),                              GL,             2010 },
@@ -119,21 +120,20 @@ static const struct extension extension_table[] = {
    { "GL_ARB_shader_objects",                      o(ARB_shader_objects),                      GL,             2002 },
    { "GL_ARB_shader_stencil_export",               o(ARB_shader_stencil_export),               GL,             2009 },
    { "GL_ARB_shader_texture_lod",                  o(ARB_shader_texture_lod),                  GL,             2009 },
-   { "GL_ARB_shading_language_100",                o(ARB_shading_language_100),                GL,             2003 },
-   { "GL_ARB_shadow_ambient",                      o(ARB_shadow_ambient),                      GL,             2001 },
-   { "GL_ARB_shadow",                              o(ARB_shadow),                              GL,             2001 },
+   { "GL_ARB_shading_language_100",                o(ARB_shading_language_100),                GLL,            2003 },
+   { "GL_ARB_shadow",                              o(ARB_shadow),                              GLL,            2001 },
    { "GL_ARB_sync",                                o(ARB_sync),                                GL,             2003 },
-   { "GL_ARB_texture_border_clamp",                o(ARB_texture_border_clamp),                GL,             2000 },
+   { "GL_ARB_texture_border_clamp",                o(ARB_texture_border_clamp),                GLL,            2000 },
    { "GL_ARB_texture_buffer_object",               o(ARB_texture_buffer_object),               GL,             2008 },
-   { "GL_ARB_texture_compression",                 o(dummy_true),                              GL,             2000 },
+   { "GL_ARB_texture_compression",                 o(dummy_true),                              GLL,            2000 },
    { "GL_ARB_texture_compression_rgtc",            o(ARB_texture_compression_rgtc),            GL,             2004 },
-   { "GL_ARB_texture_cube_map",                    o(ARB_texture_cube_map),                    GL,             1999 },
-   { "GL_ARB_texture_env_add",                     o(dummy_true),                              GL,             1999 },
-   { "GL_ARB_texture_env_combine",                 o(ARB_texture_env_combine),                 GL,             2001 },
-   { "GL_ARB_texture_env_crossbar",                o(ARB_texture_env_crossbar),                GL,             2001 },
-   { "GL_ARB_texture_env_dot3",                    o(ARB_texture_env_dot3),                    GL,             2001 },
+   { "GL_ARB_texture_cube_map",                    o(ARB_texture_cube_map),                    GLL,            1999 },
+   { "GL_ARB_texture_env_add",                     o(dummy_true),                              GLL,            1999 },
+   { "GL_ARB_texture_env_combine",                 o(ARB_texture_env_combine),                 GLL,            2001 },
+   { "GL_ARB_texture_env_crossbar",                o(ARB_texture_env_crossbar),                GLL,            2001 },
+   { "GL_ARB_texture_env_dot3",                    o(ARB_texture_env_dot3),                    GLL,            2001 },
    { "GL_ARB_texture_float",                       o(ARB_texture_float),                       GL,             2004 },
-   { "GL_ARB_texture_mirrored_repeat",             o(dummy_true),                              GL,             2001 },
+   { "GL_ARB_texture_mirrored_repeat",             o(dummy_true),                              GLL,            2001 },
    { "GL_ARB_texture_multisample",                 o(ARB_texture_multisample),                 GL,             2009 },
    { "GL_ARB_texture_non_power_of_two",            o(ARB_texture_non_power_of_two),            GL,             2003 },
    { "GL_ARB_texture_rectangle",                   o(NV_texture_rectangle),                    GL,             2004 },
@@ -145,74 +145,74 @@ static const struct extension extension_table[] = {
    { "GL_ARB_transform_feedback2",                 o(ARB_transform_feedback2),                 GL,             2010 },
    { "GL_ARB_transform_feedback3",                 o(ARB_transform_feedback3),                 GL,             2010 },
    { "GL_ARB_transform_feedback_instanced",        o(ARB_transform_feedback_instanced),        GL,             2011 },
-   { "GL_ARB_transpose_matrix",                    o(ARB_transpose_matrix),                    GL,             1999 },
+   { "GL_ARB_transpose_matrix",                    o(ARB_transpose_matrix),                    GLL,            1999 },
    { "GL_ARB_uniform_buffer_object",               o(ARB_uniform_buffer_object),               GL,             2009 },
    { "GL_ARB_vertex_array_bgra",                   o(EXT_vertex_array_bgra),                   GL,             2008 },
    { "GL_ARB_vertex_array_object",                 o(ARB_vertex_array_object),                 GL,             2006 },
-   { "GL_ARB_vertex_buffer_object",                o(dummy_true),                              GL,             2003 },
-   { "GL_ARB_vertex_program",                      o(ARB_vertex_program),                      GL,             2002 },
+   { "GL_ARB_vertex_buffer_object",                o(dummy_true),                              GLL,            2003 },
+   { "GL_ARB_vertex_program",                      o(ARB_vertex_program),                      GLL,            2002 },
    { "GL_ARB_vertex_shader",                       o(ARB_vertex_shader),                       GL,             2002 },
    { "GL_ARB_vertex_type_2_10_10_10_rev",          o(ARB_vertex_type_2_10_10_10_rev),          GL,             2009 },
-   { "GL_ARB_window_pos",                          o(ARB_window_pos),                          GL,             2001 },
+   { "GL_ARB_window_pos",                          o(ARB_window_pos),                          GLL,            2001 },
    /* EXT extensions */
    { "GL_EXT_abgr",                                o(dummy_true),                              GL,             1995 },
-   { "GL_EXT_bgra",                                o(dummy_true),                              GL,             1995 },
-   { "GL_EXT_blend_color",                         o(EXT_blend_color),                         GL,             1995 },
+   { "GL_EXT_bgra",                                o(dummy_true),                              GLL,            1995 },
+   { "GL_EXT_blend_color",                         o(EXT_blend_color),                         GLL,            1995 },
    { "GL_EXT_blend_equation_separate",             o(EXT_blend_equation_separate),             GL,             2003 },
-   { "GL_EXT_blend_func_separate",                 o(EXT_blend_func_separate),                 GL,             1999 },
-   { "GL_EXT_blend_minmax",                        o(EXT_blend_minmax),                        GL | ES1 | ES2, 1995 },
-   { "GL_EXT_blend_subtract",                      o(dummy_true),                              GL,             1995 },
+   { "GL_EXT_blend_func_separate",                 o(EXT_blend_func_separate),                 GLL,            1999 },
+   { "GL_EXT_blend_minmax",                        o(EXT_blend_minmax),                        GLL | ES1 | ES2, 1995 },
+   { "GL_EXT_blend_subtract",                      o(dummy_true),                              GLL,            1995 },
    { "GL_EXT_clip_volume_hint",                    o(EXT_clip_volume_hint),                    GL,             1996 },
-   { "GL_EXT_compiled_vertex_array",               o(EXT_compiled_vertex_array),               GL,             1996 },
-   { "GL_EXT_copy_texture",                        o(dummy_true),                              GL,             1995 },
+   { "GL_EXT_compiled_vertex_array",               o(EXT_compiled_vertex_array),               GLL,            1996 },
+   { "GL_EXT_copy_texture",                        o(dummy_true),                              GLL,            1995 },
    { "GL_EXT_depth_bounds_test",                   o(EXT_depth_bounds_test),                   GL,             2002 },
    { "GL_EXT_draw_buffers2",                       o(EXT_draw_buffers2),                       GL,             2006 },
    { "GL_EXT_draw_instanced",                      o(ARB_draw_instanced),                      GL,             2006 },
-   { "GL_EXT_draw_range_elements",                 o(EXT_draw_range_elements),                 GL,             1997 },
-   { "GL_EXT_fog_coord",                           o(EXT_fog_coord),                           GL,             1999 },
+   { "GL_EXT_draw_range_elements",                 o(EXT_draw_range_elements),                 GLL,            1997 },
+   { "GL_EXT_fog_coord",                           o(EXT_fog_coord),                           GLL,            1999 },
    { "GL_EXT_framebuffer_blit",                    o(EXT_framebuffer_blit),                    GL,             2005 },
    { "GL_EXT_framebuffer_multisample",             o(EXT_framebuffer_multisample),             GL,             2005 },
    { "GL_EXT_framebuffer_object",                  o(EXT_framebuffer_object),                  GL,             2000 },
    { "GL_EXT_framebuffer_sRGB",                    o(EXT_framebuffer_sRGB),                    GL,             1998 },
-   { "GL_EXT_gpu_program_parameters",              o(EXT_gpu_program_parameters),              GL,             2006 },
+   { "GL_EXT_gpu_program_parameters",              o(EXT_gpu_program_parameters),              GLL,            2006 },
    { "GL_EXT_gpu_shader4",                         o(EXT_gpu_shader4),                         GL,             2006 },
-   { "GL_EXT_multi_draw_arrays",                   o(dummy_true),                              GL | ES1 | ES2, 1999 },
+   { "GL_EXT_multi_draw_arrays",                   o(dummy_true),                              GLL | ES1 | ES2, 1999 },
    { "GL_EXT_packed_depth_stencil",                o(EXT_packed_depth_stencil),                GL,             2005 },
    { "GL_EXT_packed_float",                        o(EXT_packed_float),                        GL,             2004 },
-   { "GL_EXT_packed_pixels",                       o(EXT_packed_pixels),                       GL,             1997 },
+   { "GL_EXT_packed_pixels",                       o(EXT_packed_pixels),                       GLL,            1997 },
    { "GL_EXT_pixel_buffer_object",                 o(EXT_pixel_buffer_object),                 GL,             2004 },
-   { "GL_EXT_point_parameters",                    o(EXT_point_parameters),                    GL,             1997 },
-   { "GL_EXT_polygon_offset",                      o(dummy_true),                              GL,             1995 },
+   { "GL_EXT_point_parameters",                    o(EXT_point_parameters),                    GLL,            1997 },
+   { "GL_EXT_polygon_offset",                      o(dummy_true),                              GLL,            1995 },
    { "GL_EXT_provoking_vertex",                    o(EXT_provoking_vertex),                    GL,             2009 },
-   { "GL_EXT_rescale_normal",                      o(EXT_rescale_normal),                      GL,             1997 },
-   { "GL_EXT_secondary_color",                     o(EXT_secondary_color),                     GL,             1999 },
-   { "GL_EXT_separate_shader_objects",             o(EXT_separate_shader_objects),             GL,             2008 },
-   { "GL_EXT_separate_specular_color",             o(EXT_separate_specular_color),             GL,             1997 },
-   { "GL_EXT_shadow_funcs",                        o(EXT_shadow_funcs),                        GL,             2002 },
-   { "GL_EXT_stencil_two_side",                    o(EXT_stencil_two_side),                    GL,             2001 },
-   { "GL_EXT_stencil_wrap",                        o(dummy_true),                              GL,             2002 },
-   { "GL_EXT_subtexture",                          o(dummy_true),                              GL,             1995 },
-   { "GL_EXT_texture3D",                           o(EXT_texture3D),                           GL,             1996 },
+   { "GL_EXT_rescale_normal",                      o(EXT_rescale_normal),                      GLL,            1997 },
+   { "GL_EXT_secondary_color",                     o(EXT_secondary_color),                     GLL,            1999 },
+   { "GL_EXT_separate_shader_objects",             o(EXT_separate_shader_objects),             GLL,            2008 },
+   { "GL_EXT_separate_specular_color",             o(EXT_separate_specular_color),             GLL,            1997 },
+   { "GL_EXT_shadow_funcs",                        o(EXT_shadow_funcs),                        GLL,            2002 },
+   { "GL_EXT_stencil_two_side",                    o(EXT_stencil_two_side),                    GLL,            2001 },
+   { "GL_EXT_stencil_wrap",                        o(dummy_true),                              GLL,            2002 },
+   { "GL_EXT_subtexture",                          o(dummy_true),                              GLL,            1995 },
+   { "GL_EXT_texture3D",                           o(EXT_texture3D),                           GLL,            1996 },
    { "GL_EXT_texture_array",                       o(EXT_texture_array),                       GL,             2006 },
    { "GL_EXT_texture_compression_dxt1",            o(EXT_texture_compression_s3tc),            GL | ES1 | ES2, 2004 },
    { "GL_EXT_texture_compression_latc",            o(EXT_texture_compression_latc),            GL,             2006 },
    { "GL_EXT_texture_compression_rgtc",            o(ARB_texture_compression_rgtc),            GL,             2004 },
    { "GL_EXT_texture_compression_s3tc",            o(EXT_texture_compression_s3tc),            GL,             2000 },
-   { "GL_EXT_texture_cube_map",                    o(ARB_texture_cube_map),                    GL,             2001 },
-   { "GL_EXT_texture_edge_clamp",                  o(dummy_true),                              GL,             1997 },
-   { "GL_EXT_texture_env_add",                     o(dummy_true),                              GL,             1999 },
-   { "GL_EXT_texture_env_combine",                 o(dummy_true),                              GL,             2000 },
-   { "GL_EXT_texture_env_dot3",                    o(EXT_texture_env_dot3),                    GL,             2000 },
+   { "GL_EXT_texture_cube_map",                    o(ARB_texture_cube_map),                    GLL,            2001 },
+   { "GL_EXT_texture_edge_clamp",                  o(dummy_true),                              GLL,            1997 },
+   { "GL_EXT_texture_env_add",                     o(dummy_true),                              GLL,            1999 },
+   { "GL_EXT_texture_env_combine",                 o(dummy_true),                              GLL,            2000 },
+   { "GL_EXT_texture_env_dot3",                    o(EXT_texture_env_dot3),                    GLL,            2000 },
    { "GL_EXT_texture_filter_anisotropic",          o(EXT_texture_filter_anisotropic),          GL | ES1 | ES2, 1999 },
    { "GL_EXT_texture_format_BGRA8888",             o(dummy_true),                                   ES1 | ES2, 2005 },
    { "GL_EXT_texture_rg",                          o(ARB_texture_rg),                                     ES2, 2011 },
    { "GL_EXT_read_format_bgra",                    o(dummy_true),                                   ES1 | ES2, 2009 },
    { "GL_EXT_texture_integer",                     o(EXT_texture_integer),                     GL,             2006 },
-   { "GL_EXT_texture_lod_bias",                    o(dummy_true),                              GL | ES1,       1999 },
+   { "GL_EXT_texture_lod_bias",                    o(dummy_true),                              GLL | ES1,      1999 },
    { "GL_EXT_texture_mirror_clamp",                o(EXT_texture_mirror_clamp),                GL,             2004 },
-   { "GL_EXT_texture_object",                      o(dummy_true),                              GL,             1995 },
-   { "GL_EXT_texture",                             o(dummy_true),                              GL,             1996 },
-   { "GL_EXT_texture_rectangle",                   o(NV_texture_rectangle),                    GL,             2004 },
+   { "GL_EXT_texture_object",                      o(dummy_true),                              GLL,            1995 },
+   { "GL_EXT_texture",                             o(dummy_true),                              GLL,            1996 },
+   { "GL_EXT_texture_rectangle",                   o(NV_texture_rectangle),                    GLL,            2004 },
    { "GL_EXT_texture_shared_exponent",             o(EXT_texture_shared_exponent),             GL,             2004 },
    { "GL_EXT_texture_snorm",                       o(EXT_texture_snorm),                       GL,             2009 },
    { "GL_EXT_texture_sRGB",                        o(EXT_texture_sRGB),                        GL,             2004 },
@@ -223,7 +223,7 @@ static const struct extension extension_table[] = {
    { "GL_EXT_transform_feedback",                  o(EXT_transform_feedback),                  GL,             2011 },
    { "GL_EXT_unpack_subimage",                     o(dummy_true),                                         ES2, 2011 },
    { "GL_EXT_vertex_array_bgra",                   o(EXT_vertex_array_bgra),                   GL,             2008 },
-   { "GL_EXT_vertex_array",                        o(dummy_true),                              GL,             1995 },
+   { "GL_EXT_vertex_array",                        o(dummy_true),                              GLL,            1995 },
 
    /* OES extensions */
    { "GL_OES_blend_equation_separate",             o(EXT_blend_equation_separate),                  ES1,       2009 },
@@ -274,52 +274,52 @@ static const struct extension extension_table[] = {
    { "GL_AMD_seamless_cubemap_per_texture",        o(AMD_seamless_cubemap_per_texture),        GL,             2009 },
    { "GL_AMD_shader_stencil_export",               o(ARB_shader_stencil_export),               GL,             2009 },
    { "GL_APPLE_object_purgeable",                  o(APPLE_object_purgeable),                  GL,             2006 },
-   { "GL_APPLE_packed_pixels",                     o(APPLE_packed_pixels),                     GL,             2002 },
-   { "GL_APPLE_vertex_array_object",               o(APPLE_vertex_array_object),               GL,             2002 },
+   { "GL_APPLE_packed_pixels",                     o(APPLE_packed_pixels),                     GLL,            2002 },
+   { "GL_APPLE_vertex_array_object",               o(APPLE_vertex_array_object),               GLL,            2002 },
    { "GL_ATI_blend_equation_separate",             o(EXT_blend_equation_separate),             GL,             2003 },
-   { "GL_ATI_draw_buffers",                        o(dummy_true),                              GL,             2002 },
-   { "GL_ATI_envmap_bumpmap",                      o(ATI_envmap_bumpmap),                      GL,             2001 },
-   { "GL_ATI_fragment_shader",                     o(ATI_fragment_shader),                     GL,             2001 },
-   { "GL_ATI_separate_stencil",                    o(ATI_separate_stencil),                    GL,             2006 },
+   { "GL_ATI_draw_buffers",                        o(dummy_true),                              GLL,            2002 },
+   { "GL_ATI_envmap_bumpmap",                      o(ATI_envmap_bumpmap),                      GLL,            2001 },
+   { "GL_ATI_fragment_shader",                     o(ATI_fragment_shader),                     GLL,            2001 },
+   { "GL_ATI_separate_stencil",                    o(ATI_separate_stencil),                    GLL,            2006 },
    { "GL_ATI_texture_compression_3dc",             o(ATI_texture_compression_3dc),             GL,             2004 },
-   { "GL_ATI_texture_env_combine3",                o(ATI_texture_env_combine3),                GL,             2002 },
+   { "GL_ATI_texture_env_combine3",                o(ATI_texture_env_combine3),                GLL,            2002 },
    { "GL_ATI_texture_float",                       o(ARB_texture_float),                       GL,             2002 },
    { "GL_ATI_texture_mirror_once",                 o(ATI_texture_mirror_once),                 GL,             2006 },
    { "GL_IBM_multimode_draw_arrays",               o(IBM_multimode_draw_arrays),               GL,             1998 },
    { "GL_IBM_rasterpos_clip",                      o(IBM_rasterpos_clip),                      GL,             1996 },
-   { "GL_IBM_texture_mirrored_repeat",             o(dummy_true),                              GL,             1998 },
-   { "GL_INGR_blend_func_separate",                o(EXT_blend_func_separate),                 GL,             1999 },
+   { "GL_IBM_texture_mirrored_repeat",             o(dummy_true),                              GLL,            1998 },
+   { "GL_INGR_blend_func_separate",                o(EXT_blend_func_separate),                 GLL,            1999 },
    { "GL_MESA_pack_invert",                        o(MESA_pack_invert),                        GL,             2002 },
    { "GL_MESA_resize_buffers",                     o(MESA_resize_buffers),                     GL,             1999 },
-   { "GL_MESA_texture_array",                      o(MESA_texture_array),                      GL,             2007 },
+   { "GL_MESA_texture_array",                      o(MESA_texture_array),                      GLL,            2007 },
    { "GL_MESA_texture_signed_rgba",                o(EXT_texture_snorm),                       GL,             2009 },
-   { "GL_MESA_window_pos",                         o(ARB_window_pos),                          GL,             2000 },
+   { "GL_MESA_window_pos",                         o(ARB_window_pos),                          GLL,            2000 },
    { "GL_MESA_ycbcr_texture",                      o(MESA_ycbcr_texture),                      GL,             2002 },
-   { "GL_NV_blend_square",                         o(NV_blend_square),                         GL,             1999 },
+   { "GL_NV_blend_square",                         o(NV_blend_square),                         GLL,            1999 },
    { "GL_NV_conditional_render",                   o(NV_conditional_render),                   GL,             2008 },
    { "GL_NV_depth_clamp",                          o(ARB_depth_clamp),                         GL,             2001 },
    { "GL_NV_draw_buffers",                         o(dummy_true),                                         ES2, 2011 },
    { "GL_NV_fbo_color_attachments",                o(EXT_framebuffer_object),                             ES2, 2010 },
-   { "GL_NV_fog_distance",                         o(NV_fog_distance),                         GL,             2001 },
-   { "GL_NV_fragment_program",                     o(NV_fragment_program),                     GL,             2001 },
-   { "GL_NV_fragment_program_option",              o(NV_fragment_program_option),              GL,             2005 },
-   { "GL_NV_light_max_exponent",                   o(NV_light_max_exponent),                   GL,             1999 },
+   { "GL_NV_fog_distance",                         o(NV_fog_distance),                         GLL,            2001 },
+   { "GL_NV_fragment_program",                     o(NV_fragment_program),                     GLL,            2001 },
+   { "GL_NV_fragment_program_option",              o(NV_fragment_program_option),              GLL,            2005 },
+   { "GL_NV_light_max_exponent",                   o(NV_light_max_exponent),                   GLL,            1999 },
    { "GL_NV_packed_depth_stencil",                 o(EXT_packed_depth_stencil),                GL,             2000 },
    { "GL_NV_point_sprite",                         o(NV_point_sprite),                         GL,             2001 },
    { "GL_NV_primitive_restart",                    o(NV_primitive_restart),                    GL,             2002 },
    { "GL_NV_read_buffer",                          o(dummy_true),                              ES2,            2011 },
-   { "GL_NV_texgen_reflection",                    o(NV_texgen_reflection),                    GL,             1999 },
+   { "GL_NV_texgen_reflection",                    o(NV_texgen_reflection),                    GLL,            1999 },
    { "GL_NV_texture_barrier",                      o(NV_texture_barrier),                      GL,             2009 },
-   { "GL_NV_texture_env_combine4",                 o(NV_texture_env_combine4),                 GL,             1999 },
-   { "GL_NV_texture_rectangle",                    o(NV_texture_rectangle),                    GL,             2000 },
-   { "GL_NV_vertex_program1_1",                    o(NV_vertex_program1_1),                    GL,             2001 },
-   { "GL_NV_vertex_program",                       o(NV_vertex_program),                       GL,             2000 },
+   { "GL_NV_texture_env_combine4",                 o(NV_texture_env_combine4),                 GLL,            1999 },
+   { "GL_NV_texture_rectangle",                    o(NV_texture_rectangle),                    GLL,            2000 },
+   { "GL_NV_vertex_program1_1",                    o(NV_vertex_program1_1),                    GLL,            2001 },
+   { "GL_NV_vertex_program",                       o(NV_vertex_program),                       GLL,            2000 },
    { "GL_S3_s3tc",                                 o(S3_s3tc),                                 GL,             1999 },
-   { "GL_SGIS_generate_mipmap",                    o(dummy_true),                              GL,             1997 },
-   { "GL_SGIS_texture_border_clamp",               o(ARB_texture_border_clamp),                GL,             1997 },
-   { "GL_SGIS_texture_edge_clamp",                 o(dummy_true),                              GL,             1997 },
-   { "GL_SGIS_texture_lod",                        o(SGIS_texture_lod),                        GL,             1997 },
-   { "GL_SUN_multi_draw_arrays",                   o(dummy_true),                              GL,             1999 },
+   { "GL_SGIS_generate_mipmap",                    o(dummy_true),                              GLL,            1997 },
+   { "GL_SGIS_texture_border_clamp",               o(ARB_texture_border_clamp),                GLL,            1997 },
+   { "GL_SGIS_texture_edge_clamp",                 o(dummy_true),                              GLL,            1997 },
+   { "GL_SGIS_texture_lod",                        o(SGIS_texture_lod),                        GLL,            1997 },
+   { "GL_SUN_multi_draw_arrays",                   o(dummy_true),                              GLL,            1999 },
 
    { 0, 0, 0, 0 },
 };
@@ -427,7 +427,6 @@ _mesa_enable_sw_extensions(struct gl_context *ctx)
    ctx->Extensions.ARB_shading_language_100 = GL_TRUE;
 #endif
    ctx->Extensions.ARB_shadow = GL_TRUE;
-   ctx->Extensions.ARB_shadow_ambient = GL_TRUE;
    ctx->Extensions.ARB_texture_border_clamp = GL_TRUE;
    ctx->Extensions.ARB_texture_cube_map = GL_TRUE;
    ctx->Extensions.ARB_texture_env_combine = GL_TRUE;
diff --git a/mesalib/src/mesa/main/fbobject.c b/mesalib/src/mesa/main/fbobject.c
index d558d7f87..aa8ba1882 100644
--- a/mesalib/src/mesa/main/fbobject.c
+++ b/mesalib/src/mesa/main/fbobject.c
@@ -685,6 +685,9 @@ _mesa_test_framebuffer_completeness(struct gl_context *ctx,
 
    assert(_mesa_is_user_fbo(fb));
 
+   /* we're changing framebuffer fields here */
+   FLUSH_VERTICES(ctx, _NEW_BUFFERS);
+
    numImages = 0;
    fb->Width = 0;
    fb->Height = 0;
@@ -3006,3 +3009,144 @@ _mesa_FramebufferTextureFaceARB(GLenum target, GLenum attachment,
                "not implemented!");
 }
 #endif /* FEATURE_ARB_geometry_shader4 */
+
+static void
+invalidate_framebuffer_storage(GLenum target, GLsizei numAttachments,
+                               const GLenum *attachments, GLint x, GLint y,
+                               GLsizei width, GLsizei height, const char *name)
+{
+   int i;
+   struct gl_framebuffer *fb;
+   GET_CURRENT_CONTEXT(ctx);
+
+   ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+   fb = get_framebuffer_target(ctx, target);
+   if (!fb) {
+      _mesa_error(ctx, GL_INVALID_ENUM, "%s(target)", name);
+      return;
+   }
+
+   if (numAttachments < 0) {
+      _mesa_error(ctx, GL_INVALID_VALUE,
+                  "%s(numAttachments < 0)", name);
+      return;
+   }
+
+   /* The GL_ARB_invalidate_subdata spec says:
+    *
+    *     "If an attachment is specified that does not exist in the
+    *     framebuffer bound to <target>, it is ignored."
+    *
+    * It also says:
+    *
+    *     "If <attachments> contains COLOR_ATTACHMENTm and m is greater than
+    *     or equal to the value of MAX_COLOR_ATTACHMENTS, then the error
+    *     INVALID_OPERATION is generated."
+    *
+    * No mention is made of GL_AUXi being out of range.  Therefore, we allow
+    * any enum that can be allowed by the API (OpenGL ES 3.0 has a different
+    * set of retrictions).
+    */
+   for (i = 0; i < numAttachments; i++) {
+      if (_mesa_is_winsys_fbo(fb)) {
+         switch (attachments[i]) {
+         case GL_ACCUM:
+         case GL_AUX0:
+         case GL_AUX1:
+         case GL_AUX2:
+         case GL_AUX3:
+            /* Accumulation buffers and auxilary buffers were removed in
+             * OpenGL 3.1, and they never existed in OpenGL ES.
+             */
+            if (ctx->API != API_OPENGL)
+               goto invalid_enum;
+            break;
+         case GL_COLOR:
+         case GL_DEPTH:
+         case GL_STENCIL:
+            break;
+         case GL_BACK_LEFT:
+         case GL_BACK_RIGHT:
+         case GL_FRONT_LEFT:
+         case GL_FRONT_RIGHT:
+            if (!_mesa_is_desktop_gl(ctx))
+               goto invalid_enum;
+            break;
+         default:
+            goto invalid_enum;
+         }
+      } else {
+         switch (attachments[i]) {
+         case GL_DEPTH_ATTACHMENT:
+         case GL_STENCIL_ATTACHMENT:
+            break;
+         case GL_COLOR_ATTACHMENT0:
+         case GL_COLOR_ATTACHMENT1:
+         case GL_COLOR_ATTACHMENT2:
+         case GL_COLOR_ATTACHMENT3:
+         case GL_COLOR_ATTACHMENT4:
+         case GL_COLOR_ATTACHMENT5:
+         case GL_COLOR_ATTACHMENT6:
+         case GL_COLOR_ATTACHMENT7:
+         case GL_COLOR_ATTACHMENT8:
+         case GL_COLOR_ATTACHMENT9:
+         case GL_COLOR_ATTACHMENT10:
+         case GL_COLOR_ATTACHMENT11:
+         case GL_COLOR_ATTACHMENT12:
+         case GL_COLOR_ATTACHMENT13:
+         case GL_COLOR_ATTACHMENT14:
+         case GL_COLOR_ATTACHMENT15: {
+            const int k = attachments[i] - GL_COLOR_ATTACHMENT0;
+            if (k >= ctx->Const.MaxColorAttachments) {
+               _mesa_error(ctx, GL_INVALID_OPERATION,
+                           "%s(attachment >= max. color attachments)", name);
+               return;
+            }
+         }
+         default:
+            goto invalid_enum;
+         }
+      }
+   }
+
+   /* We don't actually do anything for this yet.  Just return after
+    * validating the parameters and generating the required errors.
+    */
+   return;
+
+invalid_enum:
+   _mesa_error(ctx, GL_INVALID_ENUM, "%s(attachment)", name);
+   return;
+}
+
+void GLAPIENTRY
+_mesa_InvalidateSubFramebuffer(GLenum target, GLsizei numAttachments,
+                               const GLenum *attachments, GLint x, GLint y,
+                               GLsizei width, GLsizei height)
+{
+   invalidate_framebuffer_storage(target, numAttachments, attachments,
+                                  x, y, width, height,
+                                  "glInvalidateSubFramebuffer");
+}
+
+void GLAPIENTRY
+_mesa_InvalidateFramebuffer(GLenum target, GLsizei numAttachments,
+                            const GLenum *attachments)
+{
+   /* The GL_ARB_invalidate_subdata spec says:
+    *
+    *     "The command
+    *
+    *        void InvalidateFramebuffer(enum target,
+    *                                   sizei numAttachments,
+    *                                   const enum *attachments);
+    *
+    *     is equivalent to the command InvalidateSubFramebuffer with <x>, <y>,
+    *     <width>, <height> equal to 0, 0, <MAX_VIEWPORT_DIMS[0]>,
+    *     <MAX_VIEWPORT_DIMS[1]> respectively."
+    */
+   invalidate_framebuffer_storage(target, numAttachments, attachments,
+                                  0, 0, MAX_VIEWPORT_WIDTH, MAX_VIEWPORT_HEIGHT,
+                                  "glInvalidateFramebuffer");
+}
diff --git a/mesalib/src/mesa/main/fbobject.h b/mesalib/src/mesa/main/fbobject.h
index 3aee842f5..9cded3cfa 100644
--- a/mesalib/src/mesa/main/fbobject.h
+++ b/mesalib/src/mesa/main/fbobject.h
@@ -214,4 +214,13 @@ _mesa_FramebufferTextureFaceARB(GLenum target, GLenum attachment,
                                 GLuint texture, GLint level, GLenum face);
 
 
+extern void GLAPIENTRY
+_mesa_InvalidateSubFramebuffer(GLenum target, GLsizei numAttachments,
+                               const GLenum *attachments, GLint x, GLint y,
+                               GLsizei width, GLsizei height);
+
+extern void GLAPIENTRY
+_mesa_InvalidateFramebuffer(GLenum target, GLsizei numAttachments,
+                            const GLenum *attachments);
+
 #endif /* FBOBJECT_H */
diff --git a/mesalib/src/mesa/main/format_unpack.c b/mesalib/src/mesa/main/format_unpack.c
index 529c416a8..bd218520f 100644
--- a/mesalib/src/mesa/main/format_unpack.c
+++ b/mesalib/src/mesa/main/format_unpack.c
@@ -1604,6 +1604,11 @@ get_unpack_rgba_function(gl_format format)
       initialized = GL_TRUE;
    }
 
+   if (table[format] == NULL) {
+      _mesa_problem(NULL, "unsupported unpack for format %s",
+                    _mesa_get_format_name(format));
+   }
+
    return table[format];
 }
 
diff --git a/mesalib/src/mesa/main/mtypes.h b/mesalib/src/mesa/main/mtypes.h
index 8fcb6b456..552c1cf69 100644
--- a/mesalib/src/mesa/main/mtypes.h
+++ b/mesalib/src/mesa/main/mtypes.h
@@ -1250,7 +1250,6 @@ struct gl_sampler_object
    GLfloat MaxAnisotropy;	/**< GL_EXT_texture_filter_anisotropic */
    GLenum CompareMode;		/**< GL_ARB_shadow */
    GLenum CompareFunc;		/**< GL_ARB_shadow */
-   GLfloat CompareFailValue;    /**< GL_ARB_shadow_ambient */
    GLenum sRGBDecode;           /**< GL_DECODE_EXT or GL_SKIP_DECODE_EXT */
    GLboolean CubeMapSeamless;   /**< GL_AMD_seamless_cubemap_per_texture */
 };
@@ -2972,7 +2971,6 @@ struct gl_extensions
    GLboolean ARB_shader_texture_lod;
    GLboolean ARB_shading_language_100;
    GLboolean ARB_shadow;
-   GLboolean ARB_shadow_ambient;
    GLboolean ARB_sync;
    GLboolean ARB_texture_border_clamp;
    GLboolean ARB_texture_buffer_object;
diff --git a/mesalib/src/mesa/main/pack.c b/mesalib/src/mesa/main/pack.c
index 83192c157..7aebd45ea 100644
--- a/mesalib/src/mesa/main/pack.c
+++ b/mesalib/src/mesa/main/pack.c
@@ -462,8 +462,7 @@ get_type_min_max(GLenum type, GLfloat *min, GLfloat *max)
    }
 }
 
-/* Customization of integer packing.  We always treat src as uint, and can pack dst
- * as any integer type/format combo.
+/* Customization of unsigned integer packing.
  */
 #define SRC_TYPE GLuint
 
@@ -475,6 +474,14 @@ get_type_min_max(GLenum type, GLfloat *min, GLfloat *max)
 #undef SRC_CONVERT
 #undef FN_NAME
 
+#define DST_TYPE GLint
+#define SRC_CONVERT(x) MIN2(x, 0x7fffffff)
+#define FN_NAME pack_int_from_uint_rgba
+#include "pack_tmp.h"
+#undef DST_TYPE
+#undef SRC_CONVERT
+#undef FN_NAME
+
 #define DST_TYPE GLushort
 #define SRC_CONVERT(x) MIN2(x, 0xffff)
 #define FN_NAME pack_ushort_from_uint_rgba
@@ -507,18 +514,32 @@ get_type_min_max(GLenum type, GLfloat *min, GLfloat *max)
 #undef SRC_CONVERT
 #undef FN_NAME
 
+#undef SRC_TYPE
+
+static void
+_pack_rgba_span_from_uints_problem(struct gl_context *ctx,
+                                   GLenum dstFormat, GLenum dstType)
+{
+   _mesa_problem(ctx,
+                 "Unsupported type (%s) / format (%s) "
+                 "in _mesa_pack_rgba_span_from_uints",
+                 _mesa_lookup_enum_by_nr(dstType),
+                 _mesa_lookup_enum_by_nr(dstFormat));
+}
+
 void
-_mesa_pack_rgba_span_int(struct gl_context *ctx, GLuint n, GLuint rgba[][4],
-                         GLenum dstFormat, GLenum dstType,
-                         GLvoid *dstAddr)
+_mesa_pack_rgba_span_from_uints(struct gl_context *ctx, GLuint n, GLuint rgba[][4],
+                                GLenum dstFormat, GLenum dstType,
+                                GLvoid *dstAddr)
 {
+   GLuint i;
+
    switch(dstType) {
    case GL_UNSIGNED_INT:
       pack_uint_from_uint_rgba(ctx, dstAddr, dstFormat, rgba, n);
       break;
    case GL_INT:
-      /* No conversion necessary. */
-      pack_uint_from_uint_rgba(ctx, dstAddr, dstFormat, rgba, n);
+      pack_int_from_uint_rgba(ctx, dstAddr, dstFormat, rgba, n);
       break;
    case GL_UNSIGNED_SHORT:
       pack_ushort_from_uint_rgba(ctx, dstAddr, dstFormat, rgba, n);
@@ -532,11 +553,691 @@ _mesa_pack_rgba_span_int(struct gl_context *ctx, GLuint n, GLuint rgba[][4],
    case GL_BYTE:
       pack_byte_from_uint_rgba(ctx, dstAddr, dstFormat, rgba, n);
       break;
+   case GL_UNSIGNED_BYTE_3_3_2:
+      if ((dstFormat == GL_RGB) || (dstFormat == GL_RGB_INTEGER)) {
+         GLubyte *dst = (GLubyte *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 7) << 5)
+                   | (CLAMP(rgba[i][GCOMP], 0, 7) << 2)
+                   | (CLAMP(rgba[i][BCOMP], 0, 3)     );
+         }
+      } else {
+         _pack_rgba_span_from_uints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_BYTE_2_3_3_REV:
+      if ((dstFormat == GL_RGB) || (dstFormat == GL_RGB_INTEGER)) {
+         GLubyte *dst = (GLubyte *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 7)     )
+                   | (CLAMP(rgba[i][GCOMP], 0, 7) << 3)
+                   | (CLAMP(rgba[i][BCOMP], 0, 3) << 6);
+         }
+      } else {
+         _pack_rgba_span_from_uints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_SHORT_5_6_5:
+      if ((dstFormat == GL_RGB) || (dstFormat == GL_RGB_INTEGER)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 31) << 11)
+                   | (CLAMP(rgba[i][GCOMP], 0, 63) <<  5)
+                   | (CLAMP(rgba[i][BCOMP], 0, 31)      );
+         }
+      } else {
+         _pack_rgba_span_from_uints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_SHORT_5_6_5_REV:
+      if ((dstFormat == GL_RGB) || (dstFormat == GL_RGB_INTEGER)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 31)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 63) <<  5)
+                   | (CLAMP(rgba[i][BCOMP], 0, 31) << 11);
+         }
+      } else {
+         _pack_rgba_span_from_uints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_SHORT_4_4_4_4:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 15) << 12)
+                   | (CLAMP(rgba[i][GCOMP], 0, 15) <<  8)
+                   | (CLAMP(rgba[i][BCOMP], 0, 15) <<  4)
+                   | (CLAMP(rgba[i][ACOMP], 0, 15)      );
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 15) << 12)
+                   | (CLAMP(rgba[i][GCOMP], 0, 15) <<  8)
+                   | (CLAMP(rgba[i][RCOMP], 0, 15) <<  4)
+                   | (CLAMP(rgba[i][ACOMP], 0, 15)      );
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 15) << 12)
+                   | (CLAMP(rgba[i][BCOMP], 0, 15) <<  8)
+                   | (CLAMP(rgba[i][GCOMP], 0, 15) <<  4)
+                   | (CLAMP(rgba[i][RCOMP], 0, 15)      );
+         }
+      } else {
+         _pack_rgba_span_from_uints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_SHORT_4_4_4_4_REV:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 15)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 15) <<  4)
+                   | (CLAMP(rgba[i][BCOMP], 0, 15) <<  8)
+                   | (CLAMP(rgba[i][ACOMP], 0, 15) << 12);
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 15)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 15) <<  4)
+                   | (CLAMP(rgba[i][RCOMP], 0, 15) <<  8)
+                   | (CLAMP(rgba[i][ACOMP], 0, 15) << 12);
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 15)      )
+                   | (CLAMP(rgba[i][BCOMP], 0, 15) <<  4)
+                   | (CLAMP(rgba[i][GCOMP], 0, 15) <<  8)
+                   | (CLAMP(rgba[i][RCOMP], 0, 15) << 12);
+         }
+      } else {
+         _pack_rgba_span_from_uints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_SHORT_5_5_5_1:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 31) << 11)
+                   | (CLAMP(rgba[i][GCOMP], 0, 31) <<  6)
+                   | (CLAMP(rgba[i][BCOMP], 0, 31) <<  1)
+                   | (CLAMP(rgba[i][ACOMP], 0,  1)      );
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 31) << 11)
+                   | (CLAMP(rgba[i][GCOMP], 0, 31) <<  6)
+                   | (CLAMP(rgba[i][RCOMP], 0, 31) <<  1)
+                   | (CLAMP(rgba[i][ACOMP], 0,  1)      );
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 31) << 11)
+                   | (CLAMP(rgba[i][BCOMP], 0, 31) <<  6)
+                   | (CLAMP(rgba[i][GCOMP], 0, 31) <<  1)
+                   | (CLAMP(rgba[i][RCOMP], 0,  1)      );
+         }
+      } else {
+         _pack_rgba_span_from_uints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_SHORT_1_5_5_5_REV:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 31)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 31) <<  5)
+                   | (CLAMP(rgba[i][BCOMP], 0, 31) << 10)
+                   | (CLAMP(rgba[i][ACOMP], 0,  1) << 15);
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 31)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 31) <<  5)
+                   | (CLAMP(rgba[i][RCOMP], 0, 31) << 10)
+                   | (CLAMP(rgba[i][ACOMP], 0,  1) << 15);
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 31)      )
+                   | (CLAMP(rgba[i][BCOMP], 0, 31) <<  5)
+                   | (CLAMP(rgba[i][GCOMP], 0, 31) << 10)
+                   | (CLAMP(rgba[i][RCOMP], 0,  1) << 15);
+         }
+      } else {
+         _pack_rgba_span_from_uints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_INT_8_8_8_8:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 255) << 24)
+                   | (CLAMP(rgba[i][GCOMP], 0, 255) << 16)
+                   | (CLAMP(rgba[i][BCOMP], 0, 255) <<  8)
+                   | (CLAMP(rgba[i][ACOMP], 0, 255)      );
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 255) << 24)
+                   | (CLAMP(rgba[i][GCOMP], 0, 255) << 16)
+                   | (CLAMP(rgba[i][RCOMP], 0, 255) <<  8)
+                   | (CLAMP(rgba[i][ACOMP], 0, 255)      );
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 255) << 24)
+                   | (CLAMP(rgba[i][BCOMP], 0, 255) << 16)
+                   | (CLAMP(rgba[i][GCOMP], 0, 255) <<  8)
+                   | (CLAMP(rgba[i][RCOMP], 0, 255)      );
+         }
+      } else {
+         _pack_rgba_span_from_uints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_INT_8_8_8_8_REV:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 255)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 255) <<  8)
+                   | (CLAMP(rgba[i][BCOMP], 0, 255) << 16)
+                   | (CLAMP(rgba[i][ACOMP], 0, 255) << 24);
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 255)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 255) <<  8)
+                   | (CLAMP(rgba[i][RCOMP], 0, 255) << 16)
+                   | (CLAMP(rgba[i][ACOMP], 0, 255) << 24);
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 255)      )
+                   | (CLAMP(rgba[i][BCOMP], 0, 255) <<  8)
+                   | (CLAMP(rgba[i][GCOMP], 0, 255) << 16)
+                   | (CLAMP(rgba[i][RCOMP], 0, 255) << 24);
+         }
+      } else {
+         _pack_rgba_span_from_uints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_INT_10_10_10_2:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 1023) << 22)
+                   | (CLAMP(rgba[i][GCOMP], 0, 1023) << 12)
+                   | (CLAMP(rgba[i][BCOMP], 0, 1023) <<  2)
+                   | (CLAMP(rgba[i][ACOMP], 0,    3)      );
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 1023) << 22)
+                   | (CLAMP(rgba[i][GCOMP], 0, 1023) << 12)
+                   | (CLAMP(rgba[i][RCOMP], 0, 1023) <<  2)
+                   | (CLAMP(rgba[i][ACOMP], 0,    3)      );
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 1023) << 22)
+                   | (CLAMP(rgba[i][BCOMP], 0, 1023) << 12)
+                   | (CLAMP(rgba[i][GCOMP], 0, 1023) <<  2)
+                   | (CLAMP(rgba[i][RCOMP], 0,    3)      );
+         }
+      } else {
+         _pack_rgba_span_from_uints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_INT_2_10_10_10_REV:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 1023)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 1023) << 10)
+                   | (CLAMP(rgba[i][BCOMP], 0, 1023) << 20)
+                   | (CLAMP(rgba[i][ACOMP], 0,    3) << 30);
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 1023)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 1023) << 10)
+                   | (CLAMP(rgba[i][RCOMP], 0, 1023) << 20)
+                   | (CLAMP(rgba[i][ACOMP], 0,    3) << 30);
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 1023)      )
+                   | (CLAMP(rgba[i][BCOMP], 0, 1023) << 10)
+                   | (CLAMP(rgba[i][GCOMP], 0, 1023) << 20)
+                   | (CLAMP(rgba[i][RCOMP], 0,    3) << 30);
+         }
+      } else {
+         _pack_rgba_span_from_uints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   default:
+      _pack_rgba_span_from_uints_problem(ctx, dstFormat, dstType);
+      return;
+   }
+}
+
+
+/* Customization of signed integer packing.
+ */
+#define SRC_TYPE GLint
+
+#define DST_TYPE GLuint
+#define SRC_CONVERT(x) MAX2(x, 0)
+#define FN_NAME pack_uint_from_int_rgba
+#include "pack_tmp.h"
+#undef DST_TYPE
+#undef SRC_CONVERT
+#undef FN_NAME
+
+#define DST_TYPE GLushort
+#define SRC_CONVERT(x) MAX2(x, 0)
+#define FN_NAME pack_ushort_from_int_rgba
+#include "pack_tmp.h"
+#undef DST_TYPE
+#undef SRC_CONVERT
+#undef FN_NAME
+
+#define DST_TYPE GLshort
+#define SRC_CONVERT(x) CLAMP(x, -0x8000, 0x7fff)
+#define FN_NAME pack_short_from_int_rgba
+#include "pack_tmp.h"
+#undef DST_TYPE
+#undef SRC_CONVERT
+#undef FN_NAME
+
+#define DST_TYPE GLubyte
+#define SRC_CONVERT(x) MAX2(x, 0)
+#define FN_NAME pack_ubyte_from_int_rgba
+#include "pack_tmp.h"
+#undef DST_TYPE
+#undef SRC_CONVERT
+#undef FN_NAME
+
+#define DST_TYPE GLbyte
+#define SRC_CONVERT(x) CLAMP(x, -0x80, 0x7f)
+#define FN_NAME pack_byte_from_int_rgba
+#include "pack_tmp.h"
+#undef DST_TYPE
+#undef SRC_CONVERT
+#undef FN_NAME
+
+#undef SRC_TYPE
+
+static void
+_pack_rgba_span_from_ints_problem(struct gl_context *ctx,
+                                   GLenum dstFormat, GLenum dstType)
+{
+   _mesa_problem(ctx,
+                 "Unsupported type (%s) / format (%s) "
+                 "in _mesa_pack_rgba_span_from_ints",
+                 _mesa_lookup_enum_by_nr(dstType),
+                 _mesa_lookup_enum_by_nr(dstFormat));
+}
+
+void
+_mesa_pack_rgba_span_from_ints(struct gl_context *ctx, GLuint n, GLint rgba[][4],
+                               GLenum dstFormat, GLenum dstType,
+                               GLvoid *dstAddr)
+{
+   GLuint i;
+
+   switch(dstType) {
+   case GL_UNSIGNED_INT:
+      pack_uint_from_int_rgba(ctx, dstAddr, dstFormat, rgba, n);
+      break;
+   case GL_INT:
+      /* No conversion necessary. */
+      pack_uint_from_uint_rgba(ctx, dstAddr, dstFormat, rgba, n);
+      break;
+   case GL_UNSIGNED_SHORT:
+      pack_ushort_from_int_rgba(ctx, dstAddr, dstFormat, rgba, n);
+      break;
+   case GL_SHORT:
+      pack_short_from_int_rgba(ctx, dstAddr, dstFormat, rgba, n);
+      break;
+   case GL_UNSIGNED_BYTE:
+      pack_ubyte_from_int_rgba(ctx, dstAddr, dstFormat, rgba, n);
+      break;
+   case GL_BYTE:
+      pack_byte_from_int_rgba(ctx, dstAddr, dstFormat, rgba, n);
+      break;
+   case GL_UNSIGNED_BYTE_3_3_2:
+      if ((dstFormat == GL_RGB) || (dstFormat == GL_RGB_INTEGER)) {
+         GLubyte *dst = (GLubyte *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 7) << 5)
+                   | (CLAMP(rgba[i][GCOMP], 0, 7) << 2)
+                   | (CLAMP(rgba[i][BCOMP], 0, 3)     );
+         }
+      } else {
+         _pack_rgba_span_from_ints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_BYTE_2_3_3_REV:
+      if ((dstFormat == GL_RGB) || (dstFormat == GL_RGB_INTEGER)) {
+         GLubyte *dst = (GLubyte *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 7)     )
+                   | (CLAMP(rgba[i][GCOMP], 0, 7) << 3)
+                   | (CLAMP(rgba[i][BCOMP], 0, 3) << 6);
+         }
+      } else {
+         _pack_rgba_span_from_ints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_SHORT_5_6_5:
+      if ((dstFormat == GL_RGB) || (dstFormat == GL_RGB_INTEGER)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 31) << 11)
+                   | (CLAMP(rgba[i][GCOMP], 0, 63) <<  5)
+                   | (CLAMP(rgba[i][BCOMP], 0, 31)      );
+         }
+      } else {
+         _pack_rgba_span_from_ints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_SHORT_5_6_5_REV:
+      if ((dstFormat == GL_RGB) || (dstFormat == GL_RGB_INTEGER)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 31)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 63) <<  5)
+                   | (CLAMP(rgba[i][BCOMP], 0, 31) << 11);
+         }
+      } else {
+         _pack_rgba_span_from_ints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_SHORT_4_4_4_4:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 15) << 12)
+                   | (CLAMP(rgba[i][GCOMP], 0, 15) <<  8)
+                   | (CLAMP(rgba[i][BCOMP], 0, 15) <<  4)
+                   | (CLAMP(rgba[i][ACOMP], 0, 15)      );
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 15) << 12)
+                   | (CLAMP(rgba[i][GCOMP], 0, 15) <<  8)
+                   | (CLAMP(rgba[i][RCOMP], 0, 15) <<  4)
+                   | (CLAMP(rgba[i][ACOMP], 0, 15)      );
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 15) << 12)
+                   | (CLAMP(rgba[i][BCOMP], 0, 15) <<  8)
+                   | (CLAMP(rgba[i][GCOMP], 0, 15) <<  4)
+                   | (CLAMP(rgba[i][RCOMP], 0, 15)      );
+         }
+      } else {
+         _pack_rgba_span_from_ints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_SHORT_4_4_4_4_REV:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 15)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 15) <<  4)
+                   | (CLAMP(rgba[i][BCOMP], 0, 15) <<  8)
+                   | (CLAMP(rgba[i][ACOMP], 0, 15) << 12);
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 15)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 15) <<  4)
+                   | (CLAMP(rgba[i][RCOMP], 0, 15) <<  8)
+                   | (CLAMP(rgba[i][ACOMP], 0, 15) << 12);
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 15)      )
+                   | (CLAMP(rgba[i][BCOMP], 0, 15) <<  4)
+                   | (CLAMP(rgba[i][GCOMP], 0, 15) <<  8)
+                   | (CLAMP(rgba[i][RCOMP], 0, 15) << 12);
+         }
+      } else {
+         _pack_rgba_span_from_ints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_SHORT_5_5_5_1:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 31) << 11)
+                   | (CLAMP(rgba[i][GCOMP], 0, 31) <<  6)
+                   | (CLAMP(rgba[i][BCOMP], 0, 31) <<  1)
+                   | (CLAMP(rgba[i][ACOMP], 0,  1)      );
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 31) << 11)
+                   | (CLAMP(rgba[i][GCOMP], 0, 31) <<  6)
+                   | (CLAMP(rgba[i][RCOMP], 0, 31) <<  1)
+                   | (CLAMP(rgba[i][ACOMP], 0,  1)      );
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 31) << 11)
+                   | (CLAMP(rgba[i][BCOMP], 0, 31) <<  6)
+                   | (CLAMP(rgba[i][GCOMP], 0, 31) <<  1)
+                   | (CLAMP(rgba[i][RCOMP], 0,  1)      );
+         }
+      } else {
+         _pack_rgba_span_from_ints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_SHORT_1_5_5_5_REV:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 31)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 31) <<  5)
+                   | (CLAMP(rgba[i][BCOMP], 0, 31) << 10)
+                   | (CLAMP(rgba[i][ACOMP], 0,  1) << 15);
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 31)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 31) <<  5)
+                   | (CLAMP(rgba[i][RCOMP], 0, 31) << 10)
+                   | (CLAMP(rgba[i][ACOMP], 0,  1) << 15);
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLushort *dst = (GLushort *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 31)      )
+                   | (CLAMP(rgba[i][BCOMP], 0, 31) <<  5)
+                   | (CLAMP(rgba[i][GCOMP], 0, 31) << 10)
+                   | (CLAMP(rgba[i][RCOMP], 0,  1) << 15);
+         }
+      } else {
+         _pack_rgba_span_from_ints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_INT_8_8_8_8:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 255) << 24)
+                   | (CLAMP(rgba[i][GCOMP], 0, 255) << 16)
+                   | (CLAMP(rgba[i][BCOMP], 0, 255) <<  8)
+                   | (CLAMP(rgba[i][ACOMP], 0, 255)      );
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 255) << 24)
+                   | (CLAMP(rgba[i][GCOMP], 0, 255) << 16)
+                   | (CLAMP(rgba[i][RCOMP], 0, 255) <<  8)
+                   | (CLAMP(rgba[i][ACOMP], 0, 255)      );
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 255) << 24)
+                   | (CLAMP(rgba[i][BCOMP], 0, 255) << 16)
+                   | (CLAMP(rgba[i][GCOMP], 0, 255) <<  8)
+                   | (CLAMP(rgba[i][RCOMP], 0, 255)      );
+         }
+      } else {
+         _pack_rgba_span_from_ints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_INT_8_8_8_8_REV:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 255)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 255) <<  8)
+                   | (CLAMP(rgba[i][BCOMP], 0, 255) << 16)
+                   | (CLAMP(rgba[i][ACOMP], 0, 255) << 24);
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 255)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 255) <<  8)
+                   | (CLAMP(rgba[i][RCOMP], 0, 255) << 16)
+                   | (CLAMP(rgba[i][ACOMP], 0, 255) << 24);
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 255)      )
+                   | (CLAMP(rgba[i][BCOMP], 0, 255) <<  8)
+                   | (CLAMP(rgba[i][GCOMP], 0, 255) << 16)
+                   | (CLAMP(rgba[i][RCOMP], 0, 255) << 24);
+         }
+      } else {
+         _pack_rgba_span_from_ints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_INT_10_10_10_2:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 1023) << 22)
+                   | (CLAMP(rgba[i][GCOMP], 0, 1023) << 12)
+                   | (CLAMP(rgba[i][BCOMP], 0, 1023) <<  2)
+                   | (CLAMP(rgba[i][ACOMP], 0,    3)      );
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 1023) << 22)
+                   | (CLAMP(rgba[i][GCOMP], 0, 1023) << 12)
+                   | (CLAMP(rgba[i][RCOMP], 0, 1023) <<  2)
+                   | (CLAMP(rgba[i][ACOMP], 0,    3)      );
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 1023) << 22)
+                   | (CLAMP(rgba[i][BCOMP], 0, 1023) << 12)
+                   | (CLAMP(rgba[i][GCOMP], 0, 1023) <<  2)
+                   | (CLAMP(rgba[i][RCOMP], 0,    3)      );
+         }
+      } else {
+         _pack_rgba_span_from_ints_problem(ctx, dstFormat, dstType);
+      }
+      break;
+   case GL_UNSIGNED_INT_2_10_10_10_REV:
+      if ((dstFormat == GL_RGBA) || (dstFormat == GL_RGBA_INTEGER_EXT)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][RCOMP], 0, 1023)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 1023) << 10)
+                   | (CLAMP(rgba[i][BCOMP], 0, 1023) << 20)
+                   | (CLAMP(rgba[i][ACOMP], 0,    3) << 30);
+         }
+      }
+      else if ((dstFormat == GL_BGRA) || (dstFormat == GL_BGRA_INTEGER)) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][BCOMP], 0, 1023)      )
+                   | (CLAMP(rgba[i][GCOMP], 0, 1023) << 10)
+                   | (CLAMP(rgba[i][RCOMP], 0, 1023) << 20)
+                   | (CLAMP(rgba[i][ACOMP], 0,    3) << 30);
+         }
+      }
+      else if (dstFormat == GL_ABGR_EXT) {
+         GLuint *dst = (GLuint *) dstAddr;
+         for (i=0;i<n;i++) {
+            dst[i] = (CLAMP(rgba[i][ACOMP], 0, 1023)      )
+                   | (CLAMP(rgba[i][BCOMP], 0, 1023) << 10)
+                   | (CLAMP(rgba[i][GCOMP], 0, 1023) << 20)
+                   | (CLAMP(rgba[i][RCOMP], 0,    3) << 30);
+         }
+      } else {
+         _pack_rgba_span_from_ints_problem(ctx, dstFormat, dstType);
+      }
+      break;
    default:
-      _mesa_problem(ctx,
-         "Unsupported type (%s) for format (%s)",
-         _mesa_lookup_enum_by_nr(dstType),
-         _mesa_lookup_enum_by_nr(dstFormat));
+      _pack_rgba_span_from_ints_problem(ctx, dstFormat, dstType);
       return;
    }
 }
@@ -4913,7 +5614,7 @@ _mesa_unpack_depth_span( struct gl_context *ctx, GLuint n,
       else {
          /* need to use double precision to prevent overflow problems */
          for (i = 0; i < n; i++) {
-            GLdouble z = depthValues[i] * (GLfloat) depthMax;
+            GLdouble z = depthValues[i] * (GLdouble) depthMax;
             if (z >= (GLdouble) 0xffffffff)
                zValues[i] = 0xffffffff;
             else
diff --git a/mesalib/src/mesa/main/pack.h b/mesalib/src/mesa/main/pack.h
index cd49c7495..2fbdf9115 100644
--- a/mesalib/src/mesa/main/pack.h
+++ b/mesalib/src/mesa/main/pack.h
@@ -145,9 +145,15 @@ _mesa_unpack_image(GLuint dimensions,
 
 
 void
-_mesa_pack_rgba_span_int(struct gl_context *ctx, GLuint n, GLuint rgba[][4],
-                         GLenum dstFormat, GLenum dstType,
-                         GLvoid *dstAddr);
+_mesa_pack_rgba_span_from_uints(struct gl_context *ctx, GLuint n, GLuint rgba[][4],
+                                GLenum dstFormat, GLenum dstType,
+                                GLvoid *dstAddr);
+
+
+void
+_mesa_pack_rgba_span_from_ints(struct gl_context *ctx, GLuint n, GLint rgba[][4],
+                               GLenum dstFormat, GLenum dstType,
+                               GLvoid *dstAddr);
 
 
 extern void
diff --git a/mesalib/src/mesa/main/readpix.c b/mesalib/src/mesa/main/readpix.c
index 7ac877497..f0bc157d8 100644
--- a/mesalib/src/mesa/main/readpix.c
+++ b/mesalib/src/mesa/main/readpix.c
@@ -322,6 +322,8 @@ slow_read_rgba_pixels( struct gl_context *ctx,
    void *rgba;
    GLubyte *dst, *map;
    int dstStride, stride, j;
+   GLboolean dst_is_integer = _mesa_is_enum_format_integer(format);
+   GLboolean dst_is_uint = _mesa_is_format_unsigned(rbFormat);
 
    dstStride = _mesa_image_row_stride(packing, width, format, type);
    dst = (GLubyte *) _mesa_image_address2d(packing, pixels, width, height,
@@ -339,12 +341,17 @@ slow_read_rgba_pixels( struct gl_context *ctx,
       goto done;
 
    for (j = 0; j < height; j++) {
-      if (_mesa_is_enum_format_integer(format)) {
+      if (dst_is_integer) {
 	 _mesa_unpack_uint_rgba_row(rbFormat, width, map, (GLuint (*)[4]) rgba);
          _mesa_rebase_rgba_uint(width, (GLuint (*)[4]) rgba,
                                 rb->_BaseFormat);
-	 _mesa_pack_rgba_span_int(ctx, width, (GLuint (*)[4]) rgba, format,
-                                  type, dst);
+         if (dst_is_uint) {
+            _mesa_pack_rgba_span_from_uints(ctx, width, (GLuint (*)[4]) rgba, format,
+                                            type, dst);
+         } else {
+            _mesa_pack_rgba_span_from_ints(ctx, width, (GLint (*)[4]) rgba, format,
+                                           type, dst);
+         }
       } else {
 	 _mesa_unpack_rgba_row(rbFormat, width, map, (GLfloat (*)[4]) rgba);
          _mesa_rebase_rgba_float(width, (GLfloat (*)[4]) rgba,
diff --git a/mesalib/src/mesa/main/samplerobj.c b/mesalib/src/mesa/main/samplerobj.c
index dc8adfc3f..8bf5f490a 100644
--- a/mesalib/src/mesa/main/samplerobj.c
+++ b/mesalib/src/mesa/main/samplerobj.c
@@ -130,7 +130,6 @@ _mesa_init_sampler_object(struct gl_sampler_object *sampObj, GLuint name)
    sampObj->MaxAnisotropy = 1.0F;
    sampObj->CompareMode = GL_NONE;
    sampObj->CompareFunc = GL_LEQUAL;
-   sampObj->CompareFailValue = 0.0;
    sampObj->sRGBDecode = GL_DECODE_EXT;
    sampObj->CubeMapSeamless = GL_FALSE;
 }
diff --git a/mesalib/src/mesa/main/texgetimage.c b/mesalib/src/mesa/main/texgetimage.c
index 0ba3ff5b3..4cd87c645 100644
--- a/mesalib/src/mesa/main/texgetimage.c
+++ b/mesalib/src/mesa/main/texgetimage.c
@@ -306,7 +306,8 @@ get_tex_rgba_uncompressed(struct gl_context *ctx, GLuint dimensions,
    GLuint img, row;
    GLfloat (*rgba)[4];
    GLuint (*rgba_uint)[4];
-   GLboolean is_integer = _mesa_is_format_integer_color(texImage->TexFormat);
+   GLboolean tex_is_integer = _mesa_is_format_integer_color(texImage->TexFormat);
+   GLboolean tex_is_uint = _mesa_is_format_unsigned(texImage->TexFormat);
 
    /* Allocate buffer for one row of texels */
    rgba = (GLfloat (*)[4]) malloc(4 * width * sizeof(GLfloat));
@@ -358,12 +359,19 @@ get_tex_rgba_uncompressed(struct gl_context *ctx, GLuint dimensions,
                                              width, height, format, type,
                                              img, row, 0);
 
-	    if (is_integer) {
+	    if (tex_is_integer) {
 	       _mesa_unpack_uint_rgba_row(texFormat, width, src, rgba_uint);
                if (rebaseFormat)
                   _mesa_rebase_rgba_uint(width, rgba_uint, rebaseFormat);
-	       _mesa_pack_rgba_span_int(ctx, width, rgba_uint,
-					format, type, dest);
+               if (tex_is_uint) {
+                  _mesa_pack_rgba_span_from_uints(ctx, width,
+                                                  (GLuint (*)[4]) rgba_uint,
+                                                  format, type, dest);
+               } else {
+                  _mesa_pack_rgba_span_from_ints(ctx, width,
+                                                 (GLint (*)[4]) rgba_uint,
+                                                 format, type, dest);
+               }
 	    } else {
 	       _mesa_unpack_rgba_row(texFormat, width, src, rgba);
                if (rebaseFormat)
diff --git a/mesalib/src/mesa/main/texobj.c b/mesalib/src/mesa/main/texobj.c
index f70da4fbc..1d905b608 100644
--- a/mesalib/src/mesa/main/texobj.c
+++ b/mesalib/src/mesa/main/texobj.c
@@ -144,7 +144,6 @@ _mesa_initialize_texture_object( struct gl_texture_object *obj,
    obj->Sampler.MaxAnisotropy = 1.0;
    obj->Sampler.CompareMode = GL_NONE;         /* ARB_shadow */
    obj->Sampler.CompareFunc = GL_LEQUAL;       /* ARB_shadow */
-   obj->Sampler.CompareFailValue = 0.0F;       /* ARB_shadow_ambient */
    obj->DepthMode = GL_LUMINANCE;
    obj->Sampler.CubeMapSeamless = GL_FALSE;
    obj->Swizzle[0] = GL_RED;
@@ -257,7 +256,6 @@ _mesa_copy_texture_object( struct gl_texture_object *dest,
    dest->Sampler.MaxAnisotropy = src->Sampler.MaxAnisotropy;
    dest->Sampler.CompareMode = src->Sampler.CompareMode;
    dest->Sampler.CompareFunc = src->Sampler.CompareFunc;
-   dest->Sampler.CompareFailValue = src->Sampler.CompareFailValue;
    dest->Sampler.CubeMapSeamless = src->Sampler.CubeMapSeamless;
    dest->DepthMode = src->DepthMode;
    dest->Sampler.sRGBDecode = src->Sampler.sRGBDecode;
@@ -879,7 +877,58 @@ _mesa_total_texture_memory(struct gl_context *ctx)
    return total;
 }
 
+static struct gl_texture_object *
+invalidate_tex_image_error_check(struct gl_context *ctx, GLuint texture,
+                                 GLint level, const char *name)
+{
+   /* The GL_ARB_invalidate_subdata spec says:
+    *
+    *     "If <texture> is zero or is not the name of a texture, the error
+    *     INVALID_VALUE is generated."
+    *
+    * This performs the error check in a different order than listed in the
+    * spec.  We have to get the texture object before we can validate the
+    * other parameters against values in the texture object.
+    */
+   struct gl_texture_object *const t = _mesa_lookup_texture(ctx, texture);
+   if (texture == 0 || t == NULL) {
+      _mesa_error(ctx, GL_INVALID_VALUE, "%s(texture)", name);
+      return NULL;
+   }
 
+   /* The GL_ARB_invalidate_subdata spec says:
+    *
+    *     "If <level> is less than zero or greater than the base 2 logarithm
+    *     of the maximum texture width, height, or depth, the error
+    *     INVALID_VALUE is generated."
+    */
+   if (level < 0 || level > t->MaxLevel) {
+      _mesa_error(ctx, GL_INVALID_VALUE, "%s(level)", name);
+      return NULL;
+   }
+
+   /* The GL_ARB_invalidate_subdata spec says:
+    *
+    *     "If the target of <texture> is TEXTURE_RECTANGLE, TEXTURE_BUFFER,
+    *     TEXTURE_2D_MULTISAMPLE, or TEXTURE_2D_MULTISAMPLE_ARRAY, and <level>
+    *     is not zero, the error INVALID_VALUE is generated."
+    */
+   if (level != 0) {
+      switch (t->Target) {
+      case GL_TEXTURE_RECTANGLE:
+      case GL_TEXTURE_BUFFER:
+      case GL_TEXTURE_2D_MULTISAMPLE:
+      case GL_TEXTURE_2D_MULTISAMPLE_ARRAY:
+         _mesa_error(ctx, GL_INVALID_VALUE, "%s(level)", name);
+         return NULL;
+
+      default:
+         break;
+      }
+   }
+
+   return t;
+}
 
 /*@}*/
 
@@ -1348,4 +1397,164 @@ _mesa_unlock_context_textures( struct gl_context *ctx )
    _glthread_UNLOCK_MUTEX(ctx->Shared->TexMutex);
 }
 
+void GLAPIENTRY
+_mesa_InvalidateTexSubImage(GLuint texture, GLint level, GLint xoffset,
+                            GLint yoffset, GLint zoffset, GLsizei width,
+                            GLsizei height, GLsizei depth)
+{
+   struct gl_texture_object *t;
+   struct gl_texture_image *image;
+   GET_CURRENT_CONTEXT(ctx);
+
+   ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+   t = invalidate_tex_image_error_check(ctx, texture, level,
+                                        "glInvalidateTexSubImage");
+
+   /* The GL_ARB_invalidate_subdata spec says:
+    *
+    *     "...the specified subregion must be between -<b> and <dim>+<b> where
+    *     <dim> is the size of the dimension of the texture image, and <b> is
+    *     the size of the border of that texture image, otherwise
+    *     INVALID_VALUE is generated (border is not applied to dimensions that
+    *     don't exist in a given texture target)."
+    */
+   image = t->Image[0][level];
+   if (image) {
+      int xBorder;
+      int yBorder;
+      int zBorder;
+      int imageWidth;
+      int imageHeight;
+      int imageDepth;
+
+      /* The GL_ARB_invalidate_subdata spec says:
+       *
+       *     "For texture targets that don't have certain dimensions, this
+       *     command treats those dimensions as having a size of 1. For
+       *     example, to invalidate a portion of a two-dimensional texture,
+       *     the application would use <zoffset> equal to zero and <depth>
+       *     equal to one."
+       */
+      switch (t->Target) {
+      case GL_TEXTURE_BUFFER:
+         xBorder = 0;
+         yBorder = 0;
+         zBorder = 0;
+         imageWidth = 1;
+         imageHeight = 1;
+         imageDepth = 1;
+         break;
+      case GL_TEXTURE_1D:
+         xBorder = image->Border;
+         yBorder = 0;
+         zBorder = 0;
+         imageWidth = image->Width;
+         imageHeight = 1;
+         imageDepth = 1;
+         break;
+      case GL_TEXTURE_1D_ARRAY:
+         xBorder = image->Border;
+         yBorder = 0;
+         zBorder = 0;
+         imageWidth = image->Width;
+         imageHeight = image->Height;
+         imageDepth = 1;
+         break;
+      case GL_TEXTURE_2D:
+      case GL_TEXTURE_CUBE_MAP:
+      case GL_TEXTURE_RECTANGLE:
+      case GL_TEXTURE_2D_MULTISAMPLE:
+         xBorder = image->Border;
+         yBorder = image->Border;
+         zBorder = 0;
+         imageWidth = image->Width;
+         imageHeight = image->Height;
+         imageDepth = 1;
+         break;
+      case GL_TEXTURE_2D_ARRAY:
+      case GL_TEXTURE_CUBE_MAP_ARRAY:
+         xBorder = image->Border;
+         yBorder = image->Border;
+         zBorder = 0;
+         imageWidth = image->Width;
+         imageHeight = image->Height;
+         imageDepth = image->Depth;
+         break;
+      case GL_TEXTURE_3D:
+         xBorder = image->Border;
+         yBorder = image->Border;
+         zBorder = image->Border;
+         imageWidth = image->Width;
+         imageHeight = image->Height;
+         imageDepth = image->Depth;
+         break;
+      default:
+         assert(!"Should not get here.");
+         xBorder = 0;
+         yBorder = 0;
+         zBorder = 0;
+         imageWidth = 0;
+         imageHeight = 0;
+         imageDepth = 0;
+         break;
+      }
+
+      if (xoffset < -xBorder) {
+         _mesa_error(ctx, GL_INVALID_VALUE, "glInvalidateSubTexImage(xoffset)");
+         return;
+      }
+
+      if (xoffset + width > imageWidth + xBorder) {
+         _mesa_error(ctx, GL_INVALID_VALUE,
+                     "glInvalidateSubTexImage(xoffset+width)");
+         return;
+      }
+
+      if (yoffset < -yBorder) {
+         _mesa_error(ctx, GL_INVALID_VALUE, "glInvalidateSubTexImage(yoffset)");
+         return;
+      }
+
+      if (yoffset + height > imageHeight + yBorder) {
+         _mesa_error(ctx, GL_INVALID_VALUE,
+                     "glInvalidateSubTexImage(yoffset+height)");
+         return;
+      }
+
+      if (zoffset < -zBorder) {
+         _mesa_error(ctx, GL_INVALID_VALUE,
+                     "glInvalidateSubTexImage(zoffset)");
+         return;
+      }
+
+      if (zoffset + depth  > imageDepth + zBorder) {
+         _mesa_error(ctx, GL_INVALID_VALUE,
+                     "glInvalidateSubTexImage(zoffset+depth)");
+         return;
+      }
+   }
+
+   /* We don't actually do anything for this yet.  Just return after
+    * validating the parameters and generating the required errors.
+    */
+   return;
+}
+
+void GLAPIENTRY
+_mesa_InvalidateTexImage(GLuint texture, GLint level)
+{
+   GET_CURRENT_CONTEXT(ctx);
+
+   ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+   invalidate_tex_image_error_check(ctx, texture, level,
+                                    "glInvalidateTexImage");
+
+   /* We don't actually do anything for this yet.  Just return after
+    * validating the parameters and generating the required errors.
+    */
+   return;
+}
+
 /*@}*/
diff --git a/mesalib/src/mesa/main/texobj.h b/mesalib/src/mesa/main/texobj.h
index 23e1ade09..93e0d7738 100644
--- a/mesalib/src/mesa/main/texobj.h
+++ b/mesalib/src/mesa/main/texobj.h
@@ -152,6 +152,14 @@ _mesa_AreTexturesResident( GLsizei n, const GLuint *textures,
 extern GLboolean GLAPIENTRY
 _mesa_IsTexture( GLuint texture );
 
+extern void GLAPIENTRY
+_mesa_InvalidateTexSubImage(GLuint texture, GLint level, GLint xoffset,
+                            GLint yoffset, GLint zoffset, GLsizei width,
+                            GLsizei height, GLsizei depth);
+
+extern void GLAPIENTRY
+_mesa_InvalidateTexImage(GLuint texture, GLint level);
+
 /*@}*/
 
 
diff --git a/mesalib/src/mesa/main/texparam.c b/mesalib/src/mesa/main/texparam.c
index 9e7c3e457..690fd6c25 100644
--- a/mesalib/src/mesa/main/texparam.c
+++ b/mesalib/src/mesa/main/texparam.c
@@ -541,20 +541,6 @@ set_tex_parameterf(struct gl_context *ctx,
       }
       return GL_FALSE;
 
-   case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
-      if (ctx->Extensions.ARB_shadow_ambient) {
-         if (texObj->Sampler.CompareFailValue != params[0]) {
-            flush(ctx);
-            texObj->Sampler.CompareFailValue = CLAMP(params[0], 0.0F, 1.0F);
-            return GL_TRUE;
-         }
-      }
-      else {
-         _mesa_error(ctx, GL_INVALID_ENUM,
-                    "glTexParameter(pname=GL_TEXTURE_COMPARE_FAIL_VALUE_ARB)");
-      }
-      return GL_FALSE;
-
    case GL_TEXTURE_LOD_BIAS:
       /* NOTE: this is really part of OpenGL 1.4, not EXT_texture_lod_bias */
       if (texObj->Sampler.LodBias != params[0]) {
@@ -1136,11 +1122,6 @@ _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
             goto invalid_pname;
          *params = obj->Sampler.MaxAnisotropy;
          break;
-      case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
-         if (!ctx->Extensions.ARB_shadow_ambient)
-            goto invalid_pname;
-         *params = obj->Sampler.CompareFailValue;
-         break;
       case GL_GENERATE_MIPMAP_SGIS:
 	 *params = (GLfloat) obj->GenerateMipmap;
          break;
@@ -1282,11 +1263,6 @@ _mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params )
             goto invalid_pname;
          *params = (GLint) obj->Sampler.MaxAnisotropy;
          break;
-      case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
-         if (!ctx->Extensions.ARB_shadow_ambient)
-            goto invalid_pname;
-         *params = (GLint) FLOAT_TO_INT(obj->Sampler.CompareFailValue);
-         break;
       case GL_GENERATE_MIPMAP_SGIS:
 	 *params = (GLint) obj->GenerateMipmap;
          break;
diff --git a/mesalib/src/mesa/main/texstore.c b/mesalib/src/mesa/main/texstore.c
index 544c08d73..18429f581 100644
--- a/mesalib/src/mesa/main/texstore.c
+++ b/mesalib/src/mesa/main/texstore.c
@@ -3200,6 +3200,7 @@ _mesa_texstore_rgba_int8(TEXSTORE_PARAMS)
 						     srcPacking);
       const GLuint *src = tempImage;
       GLint img, row;
+      GLboolean is_unsigned = _mesa_is_type_unsigned(srcType);
       if (!tempImage)
          return GL_FALSE;
       for (img = 0; img < srcDepth; img++) {
@@ -3207,8 +3208,14 @@ _mesa_texstore_rgba_int8(TEXSTORE_PARAMS)
          for (row = 0; row < srcHeight; row++) {
             GLbyte *dstTexel = (GLbyte *) dstRow;
             GLint i;
-            for (i = 0; i < srcWidth * components; i++) {
-               dstTexel[i] = (GLbyte) src[i];
+            if (is_unsigned) {
+               for (i = 0; i < srcWidth * components; i++) {
+                  dstTexel[i] = (GLbyte) MIN2(src[i], 0x7f);
+               }
+            } else {
+               for (i = 0; i < srcWidth * components; i++) {
+                  dstTexel[i] = (GLbyte) CLAMP((GLint) src[i], -0x80, 0x7f);
+               }
             }
             dstRow += dstRowStride;
             src += srcWidth * components;
@@ -3270,6 +3277,7 @@ _mesa_texstore_rgba_int16(TEXSTORE_PARAMS)
 						     srcPacking);
       const GLuint *src = tempImage;
       GLint img, row;
+      GLboolean is_unsigned = _mesa_is_type_unsigned(srcType);
       if (!tempImage)
          return GL_FALSE;
       for (img = 0; img < srcDepth; img++) {
@@ -3277,8 +3285,14 @@ _mesa_texstore_rgba_int16(TEXSTORE_PARAMS)
          for (row = 0; row < srcHeight; row++) {
             GLshort *dstTexel = (GLshort *) dstRow;
             GLint i;
-            for (i = 0; i < srcWidth * components; i++) {
-               dstTexel[i] = (GLint) src[i];
+            if (is_unsigned) {
+               for (i = 0; i < srcWidth * components; i++) {
+                  dstTexel[i] = (GLshort) MIN2(src[i], 0x7fff);
+               }
+            } else {
+               for (i = 0; i < srcWidth * components; i++) {
+                  dstTexel[i] = (GLshort)CLAMP((GLint) src[i], -0x8000, 0x7fff);
+               }
             }
             dstRow += dstRowStride;
             src += srcWidth * components;
@@ -3340,6 +3354,7 @@ _mesa_texstore_rgba_int32(TEXSTORE_PARAMS)
 						     srcPacking);
       const GLuint *src = tempImage;
       GLint img, row;
+      GLboolean is_unsigned = _mesa_is_type_unsigned(srcType);
       if (!tempImage)
          return GL_FALSE;
       for (img = 0; img < srcDepth; img++) {
@@ -3347,8 +3362,14 @@ _mesa_texstore_rgba_int32(TEXSTORE_PARAMS)
          for (row = 0; row < srcHeight; row++) {
             GLint *dstTexel = (GLint *) dstRow;
             GLint i;
-            for (i = 0; i < srcWidth * components; i++) {
-               dstTexel[i] = (GLint) src[i];
+            if (is_unsigned) {
+               for (i = 0; i < srcWidth * components; i++) {
+                  dstTexel[i] = (GLint) MIN2(src[i], 0x7fffffff);
+               }
+            } else {
+               for (i = 0; i < srcWidth * components; i++) {
+                  dstTexel[i] = (GLint) src[i];
+               }
             }
             dstRow += dstRowStride;
             src += srcWidth * components;
@@ -3407,6 +3428,7 @@ _mesa_texstore_rgba_uint8(TEXSTORE_PARAMS)
                               srcFormat, srcType, srcAddr, srcPacking);
       const GLuint *src = tempImage;
       GLint img, row;
+      GLboolean is_unsigned = _mesa_is_type_unsigned(srcType);
       if (!tempImage)
          return GL_FALSE;
       for (img = 0; img < srcDepth; img++) {
@@ -3414,8 +3436,14 @@ _mesa_texstore_rgba_uint8(TEXSTORE_PARAMS)
          for (row = 0; row < srcHeight; row++) {
             GLubyte *dstTexel = (GLubyte *) dstRow;
             GLint i;
-            for (i = 0; i < srcWidth * components; i++) {
-               dstTexel[i] = (GLubyte) CLAMP(src[i], 0, 0xff);
+            if (is_unsigned) {
+               for (i = 0; i < srcWidth * components; i++) {
+                  dstTexel[i] = (GLubyte) MIN2(src[i], 0xff);
+               }
+            } else {
+               for (i = 0; i < srcWidth * components; i++) {
+                  dstTexel[i] = (GLubyte) CLAMP((GLint) src[i], 0, 0xff);
+               }
             }
             dstRow += dstRowStride;
             src += srcWidth * components;
@@ -3474,6 +3502,7 @@ _mesa_texstore_rgba_uint16(TEXSTORE_PARAMS)
                               srcFormat, srcType, srcAddr, srcPacking);
       const GLuint *src = tempImage;
       GLint img, row;
+      GLboolean is_unsigned = _mesa_is_type_unsigned(srcType);
       if (!tempImage)
          return GL_FALSE;
       for (img = 0; img < srcDepth; img++) {
@@ -3481,8 +3510,14 @@ _mesa_texstore_rgba_uint16(TEXSTORE_PARAMS)
          for (row = 0; row < srcHeight; row++) {
             GLushort *dstTexel = (GLushort *) dstRow;
             GLint i;
-            for (i = 0; i < srcWidth * components; i++) {
-               dstTexel[i] = (GLushort) CLAMP(src[i], 0, 0xffff);
+            if (is_unsigned) {
+               for (i = 0; i < srcWidth * components; i++) {
+                  dstTexel[i] = (GLushort) MIN2(src[i], 0xffff);
+              }
+            } else {
+               for (i = 0; i < srcWidth * components; i++) {
+                  dstTexel[i] = (GLushort) CLAMP((GLint) src[i], 0, 0xffff);
+               }
             }
             dstRow += dstRowStride;
             src += srcWidth * components;
@@ -3540,6 +3575,7 @@ _mesa_texstore_rgba_uint32(TEXSTORE_PARAMS)
                               srcWidth, srcHeight, srcDepth,
                               srcFormat, srcType, srcAddr, srcPacking);
       const GLuint *src = tempImage;
+      GLboolean is_unsigned = _mesa_is_type_unsigned(srcType);
       GLint img, row;
       if (!tempImage)
          return GL_FALSE;
@@ -3548,8 +3584,14 @@ _mesa_texstore_rgba_uint32(TEXSTORE_PARAMS)
          for (row = 0; row < srcHeight; row++) {
             GLuint *dstTexel = (GLuint *) dstRow;
             GLint i;
-            for (i = 0; i < srcWidth * components; i++) {
-               dstTexel[i] = src[i];
+            if (is_unsigned) {
+               for (i = 0; i < srcWidth * components; i++) {
+                  dstTexel[i] = src[i];
+               }
+            } else {
+               for (i = 0; i < srcWidth * components; i++) {
+                  dstTexel[i] = MAX2((GLint) src[i], 0);
+               }
             }
             dstRow += dstRowStride;
             src += srcWidth * components;
@@ -3867,6 +3909,7 @@ _mesa_texstore_argb2101010_uint(TEXSTORE_PARAMS)
                                                      srcPacking);
       const GLuint *src = tempImage;
       GLint img, row, col;
+      GLboolean is_unsigned = _mesa_is_type_unsigned(srcType);
       if (!tempImage)
          return GL_FALSE;
       for (img = 0; img < srcDepth; img++) {
@@ -3874,14 +3917,26 @@ _mesa_texstore_argb2101010_uint(TEXSTORE_PARAMS)
 
          for (row = 0; row < srcHeight; row++) {
             GLuint *dstUI = (GLuint *) dstRow;
-            for (col = 0; col < srcWidth; col++) {
-               GLushort a,r,g,b;
-               r = src[RCOMP];
-               g = src[GCOMP];
-               b = src[BCOMP];
-               a = src[ACOMP];
-               dstUI[col] = (a << 30) | (r << 20) | (g << 10) | (b);
-               src += 4;
+            if (is_unsigned) {
+               for (col = 0; col < srcWidth; col++) {
+                  GLushort a,r,g,b;
+                  r = MIN2(src[RCOMP], 0x3ff);
+                  g = MIN2(src[GCOMP], 0x3ff);
+                  b = MIN2(src[BCOMP], 0x3ff);
+                  a = MIN2(src[ACOMP], 0x003);
+                  dstUI[col] = (a << 30) | (r << 20) | (g << 10) | (b);
+                  src += 4;
+               }
+            } else {
+               for (col = 0; col < srcWidth; col++) {
+                  GLushort a,r,g,b;
+                  r = CLAMP((GLint) src[RCOMP], 0, 0x3ff);
+                  g = CLAMP((GLint) src[GCOMP], 0, 0x3ff);
+                  b = CLAMP((GLint) src[BCOMP], 0, 0x3ff);
+                  a = CLAMP((GLint) src[ACOMP], 0, 0x003);
+                  dstUI[col] = (a << 30) | (r << 20) | (g << 10) | (b);
+                  src += 4;
+               }
             }
             dstRow += dstRowStride;
          }
diff --git a/mesalib/src/mesa/program/prog_statevars.c b/mesalib/src/mesa/program/prog_statevars.c
index 91212218e..f9c6677b1 100644
--- a/mesalib/src/mesa/program/prog_statevars.c
+++ b/mesalib/src/mesa/program/prog_statevars.c
@@ -551,22 +551,6 @@ _mesa_fetch_state(struct gl_context *ctx, const gl_state_index state[],
          value[3] = ctx->Pixel.AlphaBias;
          return;
 
-      case STATE_SHADOW_AMBIENT:
-         {
-            const int unit = (int) state[2];
-            const struct gl_texture_object *texObj
-               = ctx->Texture.Unit[unit]._Current;
-            const struct gl_sampler_object *samp =
-               _mesa_get_samplerobj(ctx, unit);
-            if (texObj) {
-               value[0] =
-               value[1] =
-               value[2] =
-               value[3] = samp->CompareFailValue;
-            }
-         }
-         return;
-
       case STATE_FB_SIZE:
          value[0] = (GLfloat) (ctx->DrawBuffer->Width - 1);
          value[1] = (GLfloat) (ctx->DrawBuffer->Height - 1);
@@ -702,7 +686,6 @@ _mesa_program_state_flags(const gl_state_index state[STATE_LENGTH])
          return _NEW_MODELVIEW;
 
       case STATE_TEXRECT_SCALE:
-      case STATE_SHADOW_AMBIENT:
       case STATE_ROT_MATRIX_0:
       case STATE_ROT_MATRIX_1:
 	 return _NEW_TEXTURE;
@@ -918,9 +901,6 @@ append_token(char *dst, gl_state_index k)
    case STATE_PT_BIAS:
       append(dst, "PTbias");
       break;
-   case STATE_SHADOW_AMBIENT:
-      append(dst, "CompareFailValue");
-      break;
    case STATE_FB_SIZE:
       append(dst, "FbSize");
       break;
diff --git a/mesalib/src/mesa/program/prog_statevars.h b/mesalib/src/mesa/program/prog_statevars.h
index 65baa7833..efd0e030c 100644
--- a/mesalib/src/mesa/program/prog_statevars.h
+++ b/mesalib/src/mesa/program/prog_statevars.h
@@ -124,7 +124,6 @@ typedef enum gl_state_index_ {
    STATE_LIGHT_HALF_VECTOR,           /* object vs eye space */
    STATE_PT_SCALE,              /**< Pixel transfer RGBA scale */
    STATE_PT_BIAS,               /**< Pixel transfer RGBA bias */
-   STATE_SHADOW_AMBIENT,        /**< ARB_shadow_ambient fail value; token[2] is texture unit index */
    STATE_FB_SIZE,               /**< (width-1, height-1, 0, 0) */
    STATE_FB_WPOS_Y_TRANSFORM,   /**< (1, 0, -1, height) if a FBO is bound, (-1, height, 1, 0) otherwise */
    STATE_ROT_MATRIX_0,          /**< ATI_envmap_bumpmap, rot matrix row 0 */
diff --git a/mesalib/src/mesa/sources.mak b/mesalib/src/mesa/sources.mak
index ce248dea1..30e2219b0 100644
--- a/mesalib/src/mesa/sources.mak
+++ b/mesalib/src/mesa/sources.mak
@@ -5,8 +5,8 @@
 
 # this is part of MAIN_FILES
 MAIN_ES_FILES = \
-	$(SRCDIR)main/api_exec_es1.c \
-	$(SRCDIR)main/api_exec_es2.c
+	$(BUILDDIR)main/api_exec_es1.c \
+	$(BUILDDIR)main/api_exec_es2.c
 
 MAIN_FILES = \
 	$(SRCDIR)main/api_arrayelt.c \
@@ -35,7 +35,6 @@ MAIN_FILES = \
 	$(SRCDIR)main/drawpix.c \
 	$(SRCDIR)main/drawtex.c \
 	$(SRCDIR)main/enable.c \
-	$(SRCDIR)main/enums.c \
 	$(SRCDIR)main/errors.c \
 	$(SRCDIR)main/eval.c \
 	$(SRCDIR)main/execmem.c \
@@ -107,6 +106,7 @@ MAIN_FILES = \
 	$(SRCDIR)main/version.c \
 	$(SRCDIR)main/viewport.c \
 	$(SRCDIR)main/vtxfmt.c \
+	$(BUILDDIR)main/enums.c \
 	$(MAIN_ES_FILES)
 
 MAIN_CXX_FILES = \
@@ -251,11 +251,9 @@ STATETRACKER_FILES = \
 PROGRAM_FILES = \
 	$(SRCDIR)program/arbprogparse.c \
 	$(SRCDIR)program/hash_table.c \
-	$(SRCDIR)program/lex.yy.c \
 	$(SRCDIR)program/nvfragparse.c \
 	$(SRCDIR)program/nvvertparse.c \
 	$(SRCDIR)program/program.c \
-	$(SRCDIR)program/program_parse.tab.c \
 	$(SRCDIR)program/program_parse_extra.c \
 	$(SRCDIR)program/prog_cache.c \
 	$(SRCDIR)program/prog_execute.c \
@@ -269,7 +267,9 @@ PROGRAM_FILES = \
 	$(SRCDIR)program/prog_statevars.c \
 	$(SRCDIR)program/programopt.c \
 	$(SRCDIR)program/register_allocate.c \
-	$(SRCDIR)program/symbol_table.c
+	$(SRCDIR)program/symbol_table.c \
+	$(BUILDDIR)program/lex.yy.c \
+	$(BUILDDIR)program/program_parse.tab.c
 
 
 SHADER_CXX_FILES = \
@@ -372,18 +372,18 @@ MESA_GALLIUM_OBJECTS = \
 COMMON_DRIVER_OBJECTS = $(COMMON_DRIVER_FILES:.c=.o)
 
 
-### Other archives/libraries
-
-GLSL_LIBS = \
-	$(TOP)/src/glsl/libglsl.a
-
-
 ### Include directories
 
 INCLUDE_DIRS = \
-	-I$(TOP)/include \
-	-I$(TOP)/src/glsl \
-	-I$(TOP)/src/mesa \
-	-I$(TOP)/src/mapi \
-	-I$(TOP)/src/gallium/include \
-	-I$(TOP)/src/gallium/auxiliary
+	-I$(top_srcdir)/include \
+	-I$(top_srcdir)/src/glsl \
+	-I$(top_builddir)/src/glsl \
+	-I$(top_srcdir)/src/glsl/glcpp \
+	-I$(top_srcdir)/src/mesa \
+	-I$(top_builddir)/src/mesa \
+	-I$(top_srcdir)/src/mesa/main \
+	-I$(top_builddir)/src/mesa/main \
+	-I$(top_srcdir)/src/mapi \
+	-I$(top_builddir)/src/mapi \
+	-I$(top_srcdir)/src/gallium/include \
+	-I$(top_srcdir)/src/gallium/auxiliary
diff --git a/mesalib/src/mesa/state_tracker/st_atom_rasterizer.c b/mesalib/src/mesa/state_tracker/st_atom_rasterizer.c
index 204f505a6..d9e9d21f6 100644
--- a/mesalib/src/mesa/state_tracker/st_atom_rasterizer.c
+++ b/mesalib/src/mesa/state_tracker/st_atom_rasterizer.c
@@ -239,7 +239,8 @@ static void update_raster_state( struct st_context *st )
 
    /* _NEW_FRAG_CLAMP */
    raster->clamp_fragment_color = !st->clamp_frag_color_in_shader &&
-                                  ctx->Color._ClampFragmentColor;
+                                  ctx->Color._ClampFragmentColor &&
+                                  !ctx->DrawBuffer->_IntegerColor;
    raster->gl_rasterization_rules = 1;
 
    /* _NEW_RASTERIZER_DISCARD */
diff --git a/mesalib/src/mesa/state_tracker/st_atom_shader.c b/mesalib/src/mesa/state_tracker/st_atom_shader.c
index ae3491097..45e7a117f 100644
--- a/mesalib/src/mesa/state_tracker/st_atom_shader.c
+++ b/mesalib/src/mesa/state_tracker/st_atom_shader.c
@@ -85,7 +85,8 @@ update_fp( struct st_context *st )
 
    /* _NEW_FRAG_CLAMP */
    key.clamp_color = st->clamp_frag_color_in_shader &&
-                     st->ctx->Color._ClampFragmentColor;
+                     st->ctx->Color._ClampFragmentColor &&
+                     !st->ctx->DrawBuffer->_IntegerColor;
 
    st->fp_variant = st_get_fp_variant(st, stfp, &key);
 
@@ -106,7 +107,7 @@ update_fp( struct st_context *st )
 const struct st_tracked_state st_update_fp = {
    "st_update_fp",					/* name */
    {							/* dirty */
-      0,						/* mesa */
+      _NEW_BUFFERS,					/* mesa */
       ST_NEW_FRAGMENT_PROGRAM                           /* st */
    },
    update_fp  					/* update */
diff --git a/mesalib/src/mesa/state_tracker/st_cb_bitmap.c b/mesalib/src/mesa/state_tracker/st_cb_bitmap.c
index 3c17bd6c3..7d9ccc1e5 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_bitmap.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_bitmap.c
@@ -424,7 +424,8 @@ draw_bitmap_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z,
    key.st = st;
    key.bitmap = GL_TRUE;
    key.clamp_color = st->clamp_frag_color_in_shader &&
-                     st->ctx->Color._ClampFragmentColor;
+                     st->ctx->Color._ClampFragmentColor &&
+                     !st->ctx->DrawBuffer->_IntegerColor;
 
    fpv = st_get_fp_variant(st, st->fp, &key);
 
diff --git a/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c b/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c
index 88068ac60..9f1b427a9 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c
@@ -697,7 +697,8 @@ draw_textured_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z,
       struct pipe_rasterizer_state rasterizer;
       memset(&rasterizer, 0, sizeof(rasterizer));
       rasterizer.clamp_fragment_color = !st->clamp_frag_color_in_shader &&
-                                        ctx->Color._ClampFragmentColor;
+                                        ctx->Color._ClampFragmentColor &&
+                                        !ctx->DrawBuffer->_IntegerColor;
       rasterizer.gl_rasterization_rules = 1;
       rasterizer.depth_clip = !ctx->Transform.DepthClamp;
       rasterizer.scissor = ctx->Scissor.Enabled;
@@ -1026,7 +1027,8 @@ get_color_fp_variant(struct st_context *st)
                        ctx->Pixel.AlphaScale != 1.0);
    key.pixelMaps = ctx->Pixel.MapColorFlag;
    key.clamp_color = st->clamp_frag_color_in_shader &&
-                     st->ctx->Color._ClampFragmentColor;
+                     st->ctx->Color._ClampFragmentColor &&
+                     !st->ctx->DrawBuffer->_IntegerColor;
 
    fpv = st_get_fp_variant(st, st->fp, &key);
 
diff --git a/mesalib/src/mesa/swrast/s_texfilter.c b/mesalib/src/mesa/swrast/s_texfilter.c
index 51c899208..3c2aae913 100644
--- a/mesalib/src/mesa/swrast/s_texfilter.c
+++ b/mesalib/src/mesa/swrast/s_texfilter.c
@@ -3345,34 +3345,33 @@ sample_lambda_1d_array(struct gl_context *ctx,
 
 
 /**
- * Compare texcoord against depth sample.  Return 1.0 or the ambient value.
+ * Compare texcoord against depth sample.  Return 1.0 or 0.0 value.
  */
 static inline GLfloat
-shadow_compare(GLenum function, GLfloat coord, GLfloat depthSample,
-               GLfloat ambient)
+shadow_compare(GLenum function, GLfloat coord, GLfloat depthSample)
 {
    switch (function) {
    case GL_LEQUAL:
-      return (coord <= depthSample) ? 1.0F : ambient;
+      return (coord <= depthSample) ? 1.0F : 0.0F;
    case GL_GEQUAL:
-      return (coord >= depthSample) ? 1.0F : ambient;
+      return (coord >= depthSample) ? 1.0F : 0.0F;
    case GL_LESS:
-      return (coord < depthSample) ? 1.0F : ambient;
+      return (coord < depthSample) ? 1.0F : 0.0F;
    case GL_GREATER:
-      return (coord > depthSample) ? 1.0F : ambient;
+      return (coord > depthSample) ? 1.0F : 0.0F;
    case GL_EQUAL:
-      return (coord == depthSample) ? 1.0F : ambient;
+      return (coord == depthSample) ? 1.0F : 0.0F;
    case GL_NOTEQUAL:
-      return (coord != depthSample) ? 1.0F : ambient;
+      return (coord != depthSample) ? 1.0F : 0.0F;
    case GL_ALWAYS:
       return 1.0F;
    case GL_NEVER:
-      return ambient;
+      return 0.0F;
    case GL_NONE:
       return depthSample;
    default:
       _mesa_problem(NULL, "Bad compare func in shadow_compare");
-      return ambient;
+      return 0.0F;
    }
 }
 
@@ -3384,9 +3383,9 @@ static inline GLfloat
 shadow_compare4(GLenum function, GLfloat coord,
                 GLfloat depth00, GLfloat depth01,
                 GLfloat depth10, GLfloat depth11,
-                GLfloat ambient, GLfloat wi, GLfloat wj)
+                GLfloat wi, GLfloat wj)
 {
-   const GLfloat d = (1.0F - (GLfloat) ambient) * 0.25F;
+   const GLfloat d = 0.25F;
    GLfloat luminance = 1.0F;
 
    switch (function) {
@@ -3429,13 +3428,13 @@ shadow_compare4(GLenum function, GLfloat coord,
    case GL_ALWAYS:
       return 1.0F;
    case GL_NEVER:
-      return ambient;
+      return 0.0F;
    case GL_NONE:
       /* ordinary bilinear filtering */
       return lerp_2d(wi, wj, depth00, depth10, depth01, depth11);
    default:
       _mesa_problem(NULL, "Bad compare func in sample_compare4");
-      return ambient;
+      return 0.0F;
    }
 }
 
@@ -3483,7 +3482,6 @@ sample_depth_texture( struct gl_context *ctx,
    const GLint depth = img->Depth;
    const GLuint compare_coord = (tObj->Target == GL_TEXTURE_2D_ARRAY_EXT)
        ? 3 : 2;
-   GLfloat ambient;
    GLenum function;
    GLfloat result;
 
@@ -3497,8 +3495,6 @@ sample_depth_texture( struct gl_context *ctx,
           tObj->Target == GL_TEXTURE_2D_ARRAY_EXT ||
           tObj->Target == GL_TEXTURE_CUBE_MAP);
 
-   ambient = samp->CompareFailValue;
-
    /* XXXX if samp->MinFilter != samp->MagFilter, we're ignoring lambda */
 
    function = (samp->CompareMode == GL_COMPARE_R_TO_TEXTURE_ARB) ?
@@ -3522,7 +3518,7 @@ sample_depth_texture( struct gl_context *ctx,
 
          depthRef = CLAMP(texcoords[i][compare_coord], 0.0F, 1.0F);
 
-         result = shadow_compare(function, depthRef, depthSample, ambient);
+         result = shadow_compare(function, depthRef, depthSample);
 
          switch (tObj->DepthMode) {
          case GL_LUMINANCE:
@@ -3617,7 +3613,7 @@ sample_depth_texture( struct gl_context *ctx,
 
          result = shadow_compare4(function, depthRef,
                                   depth00, depth01, depth10, depth11,
-                                  ambient, wi, wj);
+                                  wi, wj);
 
          switch (tObj->DepthMode) {
          case GL_LUMINANCE: