Merge remote-tracking branch 'origin/released'

* origin/released:
  libX11 mesa pixman xkeyboard-config

33 files changed, 660 insertions, 392 deletions

diff --git a/mesalib/src/gallium/auxiliary/util/u_blitter.c b/mesalib/src/gallium/auxiliary/util/u_blitter.c
index 95224020c..e37be4e0a 100644
--- a/mesalib/src/gallium/auxiliary/util/u_blitter.c
+++ b/mesalib/src/gallium/auxiliary/util/u_blitter.c
@@ -103,7 +103,10 @@ struct blitter_context_priv
    void *velem_state_readbuf;
 
    /* Sampler state. */
-   void *sampler_state, *sampler_state_linear;
+   void *sampler_state;
+   void *sampler_state_linear;
+   void *sampler_state_rect;
+   void *sampler_state_rect_linear;
 
    /* Rasterizer state. */
    void *rs_state, *rs_state_scissor, *rs_discard_state;
@@ -223,10 +226,15 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe)
    sampler_state.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
    sampler_state.normalized_coords = 1;
    ctx->sampler_state = pipe->create_sampler_state(pipe, &sampler_state);
+   sampler_state.normalized_coords = 0;
+   ctx->sampler_state_rect = pipe->create_sampler_state(pipe, &sampler_state);
 
    sampler_state.min_img_filter = PIPE_TEX_FILTER_LINEAR;
    sampler_state.mag_img_filter = PIPE_TEX_FILTER_LINEAR;
+   sampler_state.normalized_coords = 1;
    ctx->sampler_state_linear = pipe->create_sampler_state(pipe, &sampler_state);
+   sampler_state.normalized_coords = 0;
+   ctx->sampler_state_rect_linear = pipe->create_sampler_state(pipe, &sampler_state);
 
    /* rasterizer state */
    memset(&rs_state, 0, sizeof(rs_state));
@@ -365,8 +373,10 @@ void util_blitter_destroy(struct blitter_context *blitter)
          ctx->delete_fs_state(pipe, ctx->fs_col_int[i]);
    }
 
-   pipe->delete_sampler_state(pipe, ctx->sampler_state);
+   pipe->delete_sampler_state(pipe, ctx->sampler_state_rect_linear);
+   pipe->delete_sampler_state(pipe, ctx->sampler_state_rect);
    pipe->delete_sampler_state(pipe, ctx->sampler_state_linear);
+   pipe->delete_sampler_state(pipe, ctx->sampler_state);
    u_upload_destroy(ctx->upload);
    FREE(ctx);
 }
@@ -1317,9 +1327,17 @@ void util_blitter_blit_generic(struct blitter_context *blitter,
        src_samples <= 1 &&
        (dstbox->width != abs(srcbox->width) ||
         dstbox->height != abs(srcbox->height))) {
-      sampler_state = ctx->sampler_state_linear;
+      if (src_target == PIPE_TEXTURE_RECT) {
+         sampler_state = ctx->sampler_state_rect_linear;
+      } else {
+         sampler_state = ctx->sampler_state_linear;
+      }
    } else {
-      sampler_state = ctx->sampler_state;
+      if (src_target == PIPE_TEXTURE_RECT) {
+         sampler_state = ctx->sampler_state_rect;
+      } else {
+         sampler_state = ctx->sampler_state;
+      }
    }
 
    /* Set samplers. */
diff --git a/mesalib/src/gallium/auxiliary/util/u_debug_stack.c b/mesalib/src/gallium/auxiliary/util/u_debug_stack.c
index 558b911f2..50a248a97 100644
--- a/mesalib/src/gallium/auxiliary/util/u_debug_stack.c
+++ b/mesalib/src/gallium/auxiliary/util/u_debug_stack.c
@@ -48,10 +48,7 @@ debug_backtrace_capture(struct debug_stack_frame *backtrace,
    if(!nr_frames)
       return;
 
-#if defined(PIPE_CC_GCC) && defined(PIPE_ARCH_X86)
-   __asm__ __volatile__("mov (%%ebp),%0": "=r" (frame_pointer));
-   frame_pointer = (const void **)frame_pointer[0];
-#elif defined(PIPE_CC_GCC)
+#if defined(PIPE_CC_GCC)
    frame_pointer = ((const void **)__builtin_frame_address(1));
 #elif defined(PIPE_CC_MSVC) && defined(PIPE_ARCH_X86)
    __asm {
diff --git a/mesalib/src/gallium/auxiliary/util/u_dump_defines.c b/mesalib/src/gallium/auxiliary/util/u_dump_defines.c
index 692d4447c..cc6268773 100644
--- a/mesalib/src/gallium/auxiliary/util/u_dump_defines.c
+++ b/mesalib/src/gallium/auxiliary/util/u_dump_defines.c
@@ -73,6 +73,23 @@ util_dump_enum_continuous(unsigned value,
    }
 
 
+/**
+ * Same as DEFINE_UTIL_DUMP_CONTINUOUS but with static assertions to detect
+ * failures to update lists.
+ */
+#define DEFINE_UTIL_DUMP_CONTINUOUS_COUNT(_name, _count) \
+   const char * \
+   util_dump_##_name(unsigned value, boolean shortened) \
+   { \
+      STATIC_ASSERT(Elements(util_dump_##_name##_names) == _count); \
+      STATIC_ASSERT(Elements(util_dump_##_name##_short_names) == _count); \
+      if(shortened) \
+         return util_dump_enum_continuous(value, Elements(util_dump_##_name##_short_names), util_dump_##_name##_short_names); \
+      else \
+         return util_dump_enum_continuous(value, Elements(util_dump_##_name##_names), util_dump_##_name##_names); \
+   }
+
+
 static const char *
 util_dump_blend_factor_names[] = {
    UTIL_DUMP_INVALID_NAME, /* 0x0 */
@@ -262,7 +279,11 @@ util_dump_tex_target_names[] = {
    "PIPE_TEXTURE_1D",
    "PIPE_TEXTURE_2D",
    "PIPE_TEXTURE_3D",
-   "PIPE_TEXTURE_CUBE"
+   "PIPE_TEXTURE_CUBE",
+   "PIPE_TEXTURE_RECT",
+   "PIPE_TEXTURE_1D_ARRAY",
+   "PIPE_TEXTURE_2D_ARRAY",
+   "PIPE_TEXTURE_CUBE_ARRAY",
 };
 
 static const char *
@@ -271,10 +292,14 @@ util_dump_tex_target_short_names[] = {
    "1d",
    "2d",
    "3d",
-   "cube"
+   "cube",
+   "rect",
+   "1d_array",
+   "2d_array",
+   "cube_array",
 };
 
-DEFINE_UTIL_DUMP_CONTINUOUS(tex_target)
+DEFINE_UTIL_DUMP_CONTINUOUS_COUNT(tex_target, PIPE_MAX_TEXTURE_TYPES)
 
 
 static const char *
diff --git a/mesalib/src/gallium/auxiliary/util/u_inlines.h b/mesalib/src/gallium/auxiliary/util/u_inlines.h
index 2ff90c982..ba745ebb5 100644
--- a/mesalib/src/gallium/auxiliary/util/u_inlines.h
+++ b/mesalib/src/gallium/auxiliary/util/u_inlines.h
@@ -582,6 +582,22 @@ util_copy_constant_buffer(struct pipe_constant_buffer *dst,
    }
 }
 
+static INLINE unsigned
+util_max_layer(struct pipe_resource *r, unsigned level)
+{
+   switch (r->target) {
+   case PIPE_TEXTURE_CUBE:
+      return 6 - 1;
+   case PIPE_TEXTURE_3D:
+      return u_minify(r->depth0, level) - 1;
+   case PIPE_TEXTURE_1D_ARRAY:
+   case PIPE_TEXTURE_2D_ARRAY:
+   case PIPE_TEXTURE_CUBE_ARRAY:
+      return r->array_size - 1;
+   default:
+      return 0;
+   }
+}
 
 #ifdef __cplusplus
 }
diff --git a/mesalib/src/glsl/link_varyings.cpp b/mesalib/src/glsl/link_varyings.cpp
index b1317c832..616933dfd 100644
--- a/mesalib/src/glsl/link_varyings.cpp
+++ b/mesalib/src/glsl/link_varyings.cpp
@@ -964,6 +964,8 @@ assign_varying_locations(struct gl_context *ctx,
    varying_matches matches(ctx->Const.DisableVaryingPacking);
    hash_table *tfeedback_candidates
       = hash_table_ctor(0, hash_table_string_hash, hash_table_string_compare);
+   hash_table *consumer_inputs
+      = hash_table_ctor(0, hash_table_string_hash, hash_table_string_compare);
 
    /* Operate in a total of three passes.
     *
@@ -976,6 +978,18 @@ assign_varying_locations(struct gl_context *ctx,
     *    not being inputs.  This lets the optimizer eliminate them.
     */
 
+   if (consumer) {
+      foreach_list(node, consumer->ir) {
+         ir_variable *const input_var =
+            ((ir_instruction *) node)->as_variable();
+
+         if ((input_var != NULL) && (input_var->mode == ir_var_shader_in)) {
+            hash_table_insert(consumer_inputs, input_var,
+                              ralloc_strdup(mem_ctx, input_var->name));
+         }
+      }
+   }
+
    foreach_list(node, producer->ir) {
       ir_variable *const output_var = ((ir_instruction *) node)->as_variable();
 
@@ -986,7 +1000,7 @@ assign_varying_locations(struct gl_context *ctx,
       g.process(output_var);
 
       ir_variable *input_var =
-	 consumer ? consumer->symbols->get_variable(output_var->name) : NULL;
+         (ir_variable *) hash_table_find(consumer_inputs, output_var->name);
 
       if (input_var && input_var->mode != ir_var_shader_in)
          input_var = NULL;
@@ -1005,6 +1019,7 @@ assign_varying_locations(struct gl_context *ctx,
 
       if (matched_candidate == NULL) {
          hash_table_dtor(tfeedback_candidates);
+         hash_table_dtor(consumer_inputs);
          return false;
       }
 
@@ -1021,11 +1036,13 @@ assign_varying_locations(struct gl_context *ctx,
 
       if (!tfeedback_decls[i].assign_location(ctx, prog)) {
          hash_table_dtor(tfeedback_candidates);
+         hash_table_dtor(consumer_inputs);
          return false;
       }
    }
 
    hash_table_dtor(tfeedback_candidates);
+   hash_table_dtor(consumer_inputs);
 
    if (ctx->Const.DisableVaryingPacking) {
       /* Transform feedback code assumes varyings are packed, so if the driver
diff --git a/mesalib/src/mapi/glapi/gen/es_EXT.xml b/mesalib/src/mapi/glapi/gen/es_EXT.xml
index 0f6746d2a..ff378acf1 100644
--- a/mesalib/src/mapi/glapi/gen/es_EXT.xml
+++ b/mesalib/src/mapi/glapi/gen/es_EXT.xml
@@ -663,6 +663,20 @@
     <enum name="MAX_TEXTURE_LOD_BIAS_EXT"                 value="0x84FD"/>
 </category>
 
+<!-- 64. GL_EXT_discard_framebuffer -->
+
+<category name="GL_EXT_discard_framebuffer" number="64">
+    <function name="DiscardFramebufferEXT" es1="1.0" es2="2.0"
+              offset="assign" static_dispatch="false" desktop="false">
+        <param name="target" type="GLenum"/>
+        <param name="numAttachments" type="GLsizei"/>
+        <param name="attachments" type="const GLenum *" count="numAttachments"/>
+    </function>
+    <enum name="COLOR_EXT"                                value="0x1800"/>
+    <enum name="DEPTH_EXT"                                value="0x1801"/>
+    <enum name="STENCIL_EXT"                              value="0x1802"/>
+</category>
+
 <!-- 65. GL_EXT_blend_minmax -->
 
 <category name="GL_EXT_read_format_bgra" number="66">
diff --git a/mesalib/src/mapi/glapi/gen/glX_proto_send.py b/mesalib/src/mapi/glapi/gen/glX_proto_send.py
index fbc0dd3fa..f4d519f14 100755
--- a/mesalib/src/mapi/glapi/gen/glX_proto_send.py
+++ b/mesalib/src/mapi/glapi/gen/glX_proto_send.py
@@ -700,7 +700,9 @@ generic_%u_byte( GLint rop, const void * ptr )
                         if f.reply_always_array:
                             print '        (void)memcpy(%s, %s_data(reply), %s_data_length(reply) * sizeof(%s));' % (output.name, xcb_name, xcb_name, output.get_base_type_string())
                         else:
-                            print '        if (%s_data_length(reply) == 0)' % (xcb_name)
+                            print '        /* the XXX_data_length() xcb function name is misleading, it returns the number */'
+                            print '        /* of elements, not the length of the data part. A single element is embedded. */'
+                            print '        if (%s_data_length(reply) == 1)' % (xcb_name)
                             print '            (void)memcpy(%s, &reply->datum, sizeof(reply->datum));' % (output.name)
                             print '        else'
                             print '            (void)memcpy(%s, %s_data(reply), %s_data_length(reply) * sizeof(%s));' % (output.name, xcb_name, xcb_name, output.get_base_type_string())
diff --git a/mesalib/src/mesa/drivers/common/driverfuncs.c b/mesalib/src/mesa/drivers/common/driverfuncs.c
index aab61e1a4..43c9de97f 100644
--- a/mesalib/src/mesa/drivers/common/driverfuncs.c
+++ b/mesalib/src/mesa/drivers/common/driverfuncs.c
@@ -174,6 +174,7 @@ _mesa_init_driver_functions(struct dd_function_table *driver)
    driver->ValidateFramebuffer = _mesa_validate_framebuffer;
 
    driver->BlitFramebuffer = _swrast_BlitFramebuffer;
+   driver->DiscardFramebuffer = NULL;
 
    _mesa_init_texture_barrier_functions(driver);
 
diff --git a/mesalib/src/mesa/drivers/common/meta.c b/mesalib/src/mesa/drivers/common/meta.c
index 4e32b5066..29a209ede 100644
--- a/mesalib/src/mesa/drivers/common/meta.c
+++ b/mesalib/src/mesa/drivers/common/meta.c
@@ -1910,6 +1910,14 @@ _mesa_meta_BlitFramebuffer(struct gl_context *ctx,
       GLuint *tmp = malloc(srcW * srcH * sizeof(GLuint));
 
       if (tmp) {
+
+         newTex = alloc_texture(depthTex, srcW, srcH, GL_DEPTH_COMPONENT);
+         _mesa_ReadPixels(srcX, srcY, srcW, srcH, GL_DEPTH_COMPONENT,
+                          GL_UNSIGNED_INT, tmp);
+         setup_drawpix_texture(ctx, depthTex, newTex, GL_DEPTH_COMPONENT,
+                               srcW, srcH, GL_DEPTH_COMPONENT,
+                               GL_UNSIGNED_INT, tmp);
+
          /* texcoords (after texture allocation!) */
          {
             verts[0].s = 0.0F;
@@ -1928,15 +1936,6 @@ _mesa_meta_BlitFramebuffer(struct gl_context *ctx,
          if (!blit->DepthFP)
             init_blit_depth_pixels(ctx);
 
-         /* maybe change tex format here */
-         newTex = alloc_texture(depthTex, srcW, srcH, GL_DEPTH_COMPONENT);
-
-         _mesa_ReadPixels(srcX, srcY, srcW, srcH,
-                          GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, tmp);
-
-         setup_drawpix_texture(ctx, depthTex, newTex, GL_DEPTH_COMPONENT, srcW, srcH,
-                               GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, tmp);
-
          _mesa_BindProgramARB(GL_FRAGMENT_PROGRAM_ARB, blit->DepthFP);
          _mesa_set_enable(ctx, GL_FRAGMENT_PROGRAM_ARB, GL_TRUE);
          _mesa_ColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
diff --git a/mesalib/src/mesa/main/context.c b/mesalib/src/mesa/main/context.c
index e5ed97f00..02acfc2aa 100644
--- a/mesalib/src/mesa/main/context.c
+++ b/mesalib/src/mesa/main/context.c
@@ -1073,7 +1073,6 @@ _mesa_initialize_context(struct gl_context *ctx,
    case API_OPENGLES2:
       ctx->FragmentProgram._MaintainTexEnvProgram = GL_TRUE;
       ctx->VertexProgram._MaintainTnlProgram = GL_TRUE;
-      ctx->Point.PointSprite = GL_TRUE;  /* always on for ES 2.x */
       break;
    }
 
diff --git a/mesalib/src/mesa/main/dd.h b/mesalib/src/mesa/main/dd.h
index 9a75fd954..9c818ccd8 100644
--- a/mesalib/src/mesa/main/dd.h
+++ b/mesalib/src/mesa/main/dd.h
@@ -604,7 +604,7 @@ struct dd_function_table {
    /*@}*/
 
    /**
-    * \name Functions for GL_EXT_framebuffer_{object,blit}.
+    * \name Functions for GL_EXT_framebuffer_{object,blit,discard}.
     */
    /*@{*/
    struct gl_framebuffer * (*NewFramebuffer)(struct gl_context *ctx, GLuint name);
@@ -628,6 +628,8 @@ struct dd_function_table {
                            GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
                            GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
                            GLbitfield mask, GLenum filter);
+   void (*DiscardFramebuffer)(struct gl_context *ctx,
+                              GLenum target, GLsizei numAttachments, const GLenum *attachments);
 
    /**
     * \name Query objects
diff --git a/mesalib/src/mesa/main/eval.c b/mesalib/src/mesa/main/eval.c
index 44b57929e..b3c284175 100644
--- a/mesalib/src/mesa/main/eval.c
+++ b/mesalib/src/mesa/main/eval.c
@@ -824,7 +824,8 @@ _mesa_MapGrid2d( GLint un, GLdouble u1, GLdouble u2,
 
 void
 _mesa_install_eval_vtxfmt(struct _glapi_table *disp,
-                          const GLvertexformat *vfmt)
+                          const GLvertexformat *vfmt,
+                          bool beginend)
 {
    SET_EvalCoord1f(disp, vfmt->EvalCoord1f);
    SET_EvalCoord1fv(disp, vfmt->EvalCoord1fv);
@@ -833,8 +834,12 @@ _mesa_install_eval_vtxfmt(struct _glapi_table *disp,
    SET_EvalPoint1(disp, vfmt->EvalPoint1);
    SET_EvalPoint2(disp, vfmt->EvalPoint2);
 
-   SET_EvalMesh1(disp, vfmt->EvalMesh1);
-   SET_EvalMesh2(disp, vfmt->EvalMesh2);
+   /* glEvalMesh1 and glEvalMesh2 are not allowed between glBegin and glEnd.
+    */
+   if (!beginend) {
+      SET_EvalMesh1(disp, vfmt->EvalMesh1);
+      SET_EvalMesh2(disp, vfmt->EvalMesh2);
+   }
 }
 
 
diff --git a/mesalib/src/mesa/main/eval.h b/mesalib/src/mesa/main/eval.h
index 1b6c704ca..cfde53fd6 100644
--- a/mesalib/src/mesa/main/eval.h
+++ b/mesalib/src/mesa/main/eval.h
@@ -39,6 +39,7 @@
 
 #include "main/mfeatures.h"
 #include "main/mtypes.h"
+#include <stdbool.h>
 
 
 #define _MESA_INIT_EVAL_VTXFMT(vfmt, impl)         \
@@ -76,7 +77,8 @@ extern GLfloat *_mesa_copy_map_points2d(GLenum target,
 
 extern void
 _mesa_install_eval_vtxfmt(struct _glapi_table *disp,
-                          const GLvertexformat *vfmt);
+                          const GLvertexformat *vfmt,
+                          bool beginend);
 
 extern void _mesa_init_eval( struct gl_context *ctx );
 extern void _mesa_free_eval_data( struct gl_context *ctx );
diff --git a/mesalib/src/mesa/main/extensions.c b/mesalib/src/mesa/main/extensions.c
index 04435e0c9..e90a29680 100644
--- a/mesalib/src/mesa/main/extensions.c
+++ b/mesalib/src/mesa/main/extensions.c
@@ -168,6 +168,7 @@ static const struct extension extension_table[] = {
    { "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),                 GLL,            1999 },
+   { "GL_EXT_discard_framebuffer",                 o(EXT_framebuffer_object),                        ES1 | ES2, 2009 },
    { "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 },
diff --git a/mesalib/src/mesa/main/fbobject.c b/mesalib/src/mesa/main/fbobject.c
index 257f839a6..89bc57509 100644
--- a/mesalib/src/mesa/main/fbobject.c
+++ b/mesalib/src/mesa/main/fbobject.c
@@ -3310,3 +3310,56 @@ _mesa_InvalidateFramebuffer(GLenum target, GLsizei numAttachments,
                                   0, 0, MAX_VIEWPORT_WIDTH, MAX_VIEWPORT_HEIGHT,
                                   "glInvalidateFramebuffer");
 }
+
+void GLAPIENTRY
+_mesa_DiscardFramebufferEXT(GLenum target, GLsizei numAttachments,
+                            const GLenum *attachments)
+{
+   struct gl_framebuffer *fb;
+   GLint i;
+
+   GET_CURRENT_CONTEXT(ctx);
+
+   fb = get_framebuffer_target(ctx, target);
+   if (!fb) {
+      _mesa_error(ctx, GL_INVALID_ENUM,
+         "glDiscardFramebufferEXT(target %s)",
+         _mesa_lookup_enum_by_nr(target));
+      return;
+   }
+
+   if (numAttachments < 0) {
+      _mesa_error(ctx, GL_INVALID_VALUE,
+                  "glDiscardFramebufferEXT(numAttachments < 0)");
+      return;
+   }
+
+   for (i = 0; i < numAttachments; i++) {
+      switch (attachments[i]) {
+      case GL_COLOR:
+      case GL_DEPTH:
+      case GL_STENCIL:
+         if (_mesa_is_user_fbo(fb))
+            goto invalid_enum;
+         break;
+      case GL_COLOR_ATTACHMENT0:
+      case GL_DEPTH_ATTACHMENT:
+      case GL_STENCIL_ATTACHMENT:
+         if (_mesa_is_winsys_fbo(fb))
+            goto invalid_enum;
+         break;
+      default:
+         goto invalid_enum;
+      }
+   }
+
+   if (ctx->Driver.DiscardFramebuffer)
+      ctx->Driver.DiscardFramebuffer(ctx, target, numAttachments, attachments);
+
+   return;
+
+invalid_enum:
+   _mesa_error(ctx, GL_INVALID_ENUM,
+               "glDiscardFramebufferEXT(attachment %s)",
+              _mesa_lookup_enum_by_nr(attachments[i]));
+}
diff --git a/mesalib/src/mesa/main/fbobject.h b/mesalib/src/mesa/main/fbobject.h
index 9207f59c7..ec8b0afe4 100644
--- a/mesalib/src/mesa/main/fbobject.h
+++ b/mesalib/src/mesa/main/fbobject.h
@@ -214,4 +214,8 @@ extern void GLAPIENTRY
 _mesa_InvalidateFramebuffer(GLenum target, GLsizei numAttachments,
                             const GLenum *attachments);
 
+extern void GLAPIENTRY
+_mesa_DiscardFramebufferEXT(GLenum target, GLsizei numAttachments,
+                            const GLenum *attachments);
+
 #endif /* FBOBJECT_H */
diff --git a/mesalib/src/mesa/main/points.c b/mesalib/src/mesa/main/points.c
index 17786408c..c925d4cfd 100644
--- a/mesalib/src/mesa/main/points.c
+++ b/mesalib/src/mesa/main/points.c
@@ -253,7 +253,8 @@ _mesa_init_point(struct gl_context *ctx)
     * In a core context, the state will default to true, and the setters and
     * getters are disabled.
     */
-   ctx->Point.PointSprite = (ctx->API == API_OPENGL_CORE);
+   ctx->Point.PointSprite = (ctx->API == API_OPENGL_CORE ||
+                             ctx->API == API_OPENGLES2);
 
    ctx->Point.SpriteRMode = GL_ZERO; /* GL_NV_point_sprite (only!) */
    ctx->Point.SpriteOrigin = GL_UPPER_LEFT; /* GL_ARB_point_sprite */
diff --git a/mesalib/src/mesa/main/teximage.c b/mesalib/src/mesa/main/teximage.c
index f8f517a42..f0de0fb49 100644
--- a/mesalib/src/mesa/main/teximage.c
+++ b/mesalib/src/mesa/main/teximage.c
@@ -3187,6 +3187,12 @@ _mesa_EGLImageTargetTexture2DOES (GLenum target, GLeglImageOES image)
       return;
    }
 
+   if (!image) {
+      _mesa_error(ctx, GL_INVALID_OPERATION,
+		  "glEGLImageTargetTexture2D(image=%p)", image);
+      return;
+   }
+
    if (ctx->NewState & _NEW_PIXEL)
       _mesa_update_state(ctx);
 
diff --git a/mesalib/src/mesa/main/texparam.c b/mesalib/src/mesa/main/texparam.c
index b6afd35ba..bc66bb36d 100644
--- a/mesalib/src/mesa/main/texparam.c
+++ b/mesalib/src/mesa/main/texparam.c
@@ -1444,6 +1444,12 @@ _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
          *params = (GLfloat) obj->Immutable;
          break;
 
+      case GL_REQUIRED_TEXTURE_IMAGE_UNITS_OES:
+         if (!_mesa_is_gles(ctx) || !ctx->Extensions.OES_EGL_image_external)
+            goto invalid_pname;
+         *params = obj->RequiredTextureImageUnits;
+         break;
+
       case GL_TEXTURE_SRGB_DECODE_EXT:
          if (!ctx->Extensions.EXT_texture_sRGB_decode)
             goto invalid_pname;
diff --git a/mesalib/src/mesa/main/texstore.c b/mesalib/src/mesa/main/texstore.c
index 9281aa9ea..0e13d8903 100644
--- a/mesalib/src/mesa/main/texstore.c
+++ b/mesalib/src/mesa/main/texstore.c
@@ -3791,24 +3791,22 @@ _mesa_get_texstore_func(gl_format format)
 }
 
 
-static GLboolean
-_mesa_texstore_memcpy(TEXSTORE_PARAMS)
+GLboolean
+_mesa_texstore_needs_transfer_ops(struct gl_context *ctx,
+                                  GLenum baseInternalFormat,
+                                  gl_format dstFormat)
 {
    GLenum dstType;
 
-   /* There are different restrictions depending on the base format... */
+   /* There are different rules depending on the base format. */
    switch (baseInternalFormat) {
    case GL_DEPTH_COMPONENT:
    case GL_DEPTH_STENCIL:
-      /* Depth scale and bias are not allowed. */
-      if (ctx->Pixel.DepthScale != 1.0f ||
-          ctx->Pixel.DepthBias != 0.0f) {
-        return GL_FALSE;
-      }
-      break;
+      return ctx->Pixel.DepthScale != 1.0f ||
+             ctx->Pixel.DepthBias != 0.0f;
 
    case GL_STENCIL_INDEX:
-      break;
+      return GL_FALSE;
 
    default:
       /* Color formats.
@@ -3817,10 +3815,20 @@ _mesa_texstore_memcpy(TEXSTORE_PARAMS)
        */
       dstType = _mesa_get_format_datatype(dstFormat);
 
-      if (dstType != GL_INT && dstType != GL_UNSIGNED_INT &&
-          ctx->_ImageTransferState) {
-         return GL_FALSE;
-      }
+      return dstType != GL_INT && dstType != GL_UNSIGNED_INT &&
+             ctx->_ImageTransferState;
+   }
+}
+
+
+GLboolean
+_mesa_texstore_can_use_memcpy(struct gl_context *ctx,
+                              GLenum baseInternalFormat, gl_format dstFormat,
+                              GLenum srcFormat, GLenum srcType,
+                              const struct gl_pixelstore_attrib *srcPacking)
+{
+   if (_mesa_texstore_needs_transfer_ops(ctx, baseInternalFormat, dstFormat)) {
+      return GL_FALSE;
    }
 
    /* The base internal format and the base Mesa format must match. */
@@ -3834,6 +3842,17 @@ _mesa_texstore_memcpy(TEXSTORE_PARAMS)
       return GL_FALSE;
    }
 
+   return GL_TRUE;
+}
+
+static GLboolean
+_mesa_texstore_memcpy(TEXSTORE_PARAMS)
+{
+   if (!_mesa_texstore_can_use_memcpy(ctx, baseInternalFormat, dstFormat,
+                                      srcFormat, srcType, srcPacking)) {
+      return GL_FALSE;
+   }
+
    memcpy_texture(ctx, dims,
                   dstFormat,
                   dstRowStride, dstSlices,
diff --git a/mesalib/src/mesa/main/texstore.h b/mesalib/src/mesa/main/texstore.h
index 7af532d65..75f24bd45 100644
--- a/mesalib/src/mesa/main/texstore.h
+++ b/mesalib/src/mesa/main/texstore.h
@@ -69,6 +69,17 @@
 extern GLboolean
 _mesa_texstore(TEXSTORE_PARAMS);
 
+extern GLboolean
+_mesa_texstore_needs_transfer_ops(struct gl_context *ctx,
+                                  GLenum baseInternalFormat,
+                                  gl_format dstFormat);
+
+extern GLboolean
+_mesa_texstore_can_use_memcpy(struct gl_context *ctx,
+                              GLenum baseInternalFormat, gl_format dstFormat,
+                              GLenum srcFormat, GLenum srcType,
+                              const struct gl_pixelstore_attrib *srcPacking);
+
 
 extern GLubyte *
 _mesa_make_temp_ubyte_image(struct gl_context *ctx, GLuint dims,
diff --git a/mesalib/src/mesa/main/vtxfmt.c b/mesalib/src/mesa/main/vtxfmt.c
index 347d07d57..8669c4007 100644
--- a/mesalib/src/mesa/main/vtxfmt.c
+++ b/mesalib/src/mesa/main/vtxfmt.c
@@ -45,7 +45,7 @@
  */
 static void
 install_vtxfmt(struct gl_context *ctx, struct _glapi_table *tab,
-               const GLvertexformat *vfmt)
+               const GLvertexformat *vfmt, bool beginend)
 {
    assert(ctx->Version > 0);
 
@@ -62,7 +62,7 @@ install_vtxfmt(struct gl_context *ctx, struct _glapi_table *tab,
    }
 
    if (ctx->API == API_OPENGL_COMPAT) {
-      _mesa_install_eval_vtxfmt(tab, vfmt);
+      _mesa_install_eval_vtxfmt(tab, vfmt, beginend);
    }
 
    if (ctx->API != API_OPENGL_CORE && ctx->API != API_OPENGLES2) {
@@ -251,9 +251,9 @@ install_vtxfmt(struct gl_context *ctx, struct _glapi_table *tab,
 void
 _mesa_install_exec_vtxfmt(struct gl_context *ctx, const GLvertexformat *vfmt)
 {
-   install_vtxfmt( ctx, ctx->Exec, vfmt );
+   install_vtxfmt(ctx, ctx->Exec, vfmt, false);
    if (ctx->BeginEnd)
-      install_vtxfmt( ctx, ctx->BeginEnd, vfmt );
+      install_vtxfmt(ctx, ctx->BeginEnd, vfmt, true);
 }
 
 
@@ -265,7 +265,7 @@ void
 _mesa_install_save_vtxfmt(struct gl_context *ctx, const GLvertexformat *vfmt)
 {
    if (_mesa_is_desktop_gl(ctx))
-      install_vtxfmt( ctx, ctx->Save, vfmt );
+      install_vtxfmt(ctx, ctx->Save, vfmt, false);
 }
 
 
diff --git a/mesalib/src/mesa/state_tracker/st_atom_rasterizer.c b/mesalib/src/mesa/state_tracker/st_atom_rasterizer.c
index f20df9e9b..0e2a152cd 100644
--- a/mesalib/src/mesa/state_tracker/st_atom_rasterizer.c
+++ b/mesalib/src/mesa/state_tracker/st_atom_rasterizer.c
@@ -84,11 +84,10 @@ static void update_raster_state( struct st_context *st )
 
    /* _NEW_LIGHT
     */
-   if (ctx->Light.ShadeModel == GL_FLAT)
-      raster->flatshade = 1;
-
-   if (ctx->Light.ProvokingVertex == GL_FIRST_VERTEX_CONVENTION_EXT)
-      raster->flatshade_first = 1;
+   raster->flatshade = ctx->Light.ShadeModel == GL_FLAT;
+      
+   raster->flatshade_first = ctx->Light.ProvokingVertex ==
+                             GL_FIRST_VERTEX_CONVENTION_EXT;
 
    /* _NEW_LIGHT | _NEW_PROGRAM */
    raster->light_twoside = ctx->VertexProgram._TwoSideEnabled;
@@ -135,32 +134,23 @@ static void update_raster_state( struct st_context *st )
 
    /* _NEW_POLYGON 
     */
-   if (ctx->Polygon.OffsetUnits != 0.0 ||
-       ctx->Polygon.OffsetFactor != 0.0) {
-      raster->offset_point = ctx->Polygon.OffsetPoint;
-      raster->offset_line = ctx->Polygon.OffsetLine;
-      raster->offset_tri = ctx->Polygon.OffsetFill;
-   }
-
    if (ctx->Polygon.OffsetPoint ||
        ctx->Polygon.OffsetLine ||
        ctx->Polygon.OffsetFill) {
+      raster->offset_point = ctx->Polygon.OffsetPoint;
+      raster->offset_line = ctx->Polygon.OffsetLine;
+      raster->offset_tri = ctx->Polygon.OffsetFill;
       raster->offset_units = ctx->Polygon.OffsetUnits;
       raster->offset_scale = ctx->Polygon.OffsetFactor;
    }
 
-   if (ctx->Polygon.SmoothFlag)
-      raster->poly_smooth = 1;
-
-   if (ctx->Polygon.StippleFlag)
-      raster->poly_stipple_enable = 1;
+   raster->poly_smooth = ctx->Polygon.SmoothFlag;
+   raster->poly_stipple_enable = ctx->Polygon.StippleFlag;
 
    /* _NEW_POINT
     */
    raster->point_size = ctx->Point.Size;
-
-   if (!ctx->Point.PointSprite && ctx->Point.SmoothFlag)
-      raster->point_smooth = 1;
+   raster->point_smooth = !ctx->Point.PointSprite && ctx->Point.SmoothFlag;
 
    /* _NEW_POINT | _NEW_PROGRAM
     */
@@ -233,8 +223,7 @@ static void update_raster_state( struct st_context *st )
    raster->multisample = ctx->Multisample._Enabled;
 
    /* _NEW_SCISSOR */
-   if (ctx->Scissor.Enabled)
-      raster->scissor = 1;
+   raster->scissor = ctx->Scissor.Enabled;
 
    /* _NEW_FRAG_CLAMP */
    raster->clamp_fragment_color = !st->clamp_frag_color_in_shader &&
diff --git a/mesalib/src/mesa/state_tracker/st_cb_bitmap.c b/mesalib/src/mesa/state_tracker/st_cb_bitmap.c
index 63dbdb29b..36fffe90d 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_bitmap.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_bitmap.c
@@ -675,11 +675,12 @@ st_flush_bitmap_cache(struct st_context *st)
  * \return  GL_TRUE for success, GL_FALSE if bitmap is too large, etc.
  */
 static GLboolean
-accum_bitmap(struct st_context *st,
+accum_bitmap(struct gl_context *ctx,
              GLint x, GLint y, GLsizei width, GLsizei height,
              const struct gl_pixelstore_attrib *unpack,
              const GLubyte *bitmap )
 {
+   struct st_context *st = ctx->st;
    struct bitmap_cache *cache = st->bitmap.cache;
    int px = -999, py = -999;
    const GLfloat z = st->ctx->Current.RasterPos[2];
@@ -729,9 +730,17 @@ accum_bitmap(struct st_context *st,
    /* create the transfer if needed */
    create_cache_trans(st);
 
+   /* PBO source... */
+   bitmap = _mesa_map_pbo_source(ctx, unpack, bitmap);
+   if (!bitmap) {
+      return FALSE;
+   }
+
    unpack_bitmap(st, px, py, width, height, unpack, bitmap,
                  cache->buffer, BITMAP_CACHE_WIDTH);
 
+   _mesa_unmap_pbo_source(ctx, unpack);
+
    return GL_TRUE; /* accumulated */
 }
 
@@ -764,7 +773,7 @@ st_Bitmap(struct gl_context *ctx, GLint x, GLint y,
                                                           semantic_indexes);
    }
 
-   if (UseBitmapCache && accum_bitmap(st, x, y, width, height, unpack, bitmap))
+   if (UseBitmapCache && accum_bitmap(ctx, x, y, width, height, unpack, bitmap))
       return;
 
    pt = make_bitmap_texture(ctx, width, height, unpack, bitmap);
diff --git a/mesalib/src/mesa/state_tracker/st_cb_blit.c b/mesalib/src/mesa/state_tracker/st_cb_blit.c
index ddef2707a..c463e3b04 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_blit.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_blit.c
@@ -41,25 +41,9 @@
 #include "st_cb_fbo.h"
 #include "st_atom.h"
 
-#include "util/u_blit.h"
 #include "util/u_format.h"
 
 
-void
-st_init_blit(struct st_context *st)
-{
-   st->blit = util_create_blit(st->pipe, st->cso_context);
-}
-
-
-void
-st_destroy_blit(struct st_context *st)
-{
-   util_destroy_blit(st->blit);
-   st->blit = NULL;
-}
-
-
 static void
 st_BlitFramebuffer(struct gl_context *ctx,
                    GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
diff --git a/mesalib/src/mesa/state_tracker/st_cb_blit.h b/mesalib/src/mesa/state_tracker/st_cb_blit.h
index eb6089e47..159c6ca8d 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_blit.h
+++ b/mesalib/src/mesa/state_tracker/st_cb_blit.h
@@ -35,13 +35,6 @@
 struct dd_function_table;
 struct st_context;
 
-
-extern void
-st_init_blit(struct st_context *st);
-
-extern void
-st_destroy_blit(struct st_context *st);
-
 extern void
 st_init_blit_functions(struct dd_function_table *functions);
 
diff --git a/mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c b/mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c
index d5167352c..8ff32c842 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_bufferobjects.c
@@ -232,7 +232,7 @@ st_bufferobj_data(struct gl_context *ctx,
    pipe_resource_reference( &st_obj->buffer, NULL );
 
    if (ST_DEBUG & DEBUG_BUFFER) {
-      debug_printf("Create buffer size %lu bind 0x%x\n", size, bind);
+      debug_printf("Create buffer size %td bind 0x%x\n", size, bind);
    }
 
    if (size != 0) {
diff --git a/mesalib/src/mesa/state_tracker/st_cb_flush.c b/mesalib/src/mesa/state_tracker/st_cb_flush.c
index b569e3b3c..b11004718 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_flush.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_flush.c
@@ -44,7 +44,6 @@
 #include "pipe/p_defines.h"
 #include "pipe/p_screen.h"
 #include "util/u_gen_mipmap.h"
-#include "util/u_blit.h"
 
 
 /** Check if we have a front color buffer and if it's been drawn to. */
diff --git a/mesalib/src/mesa/state_tracker/st_cb_texture.c b/mesalib/src/mesa/state_tracker/st_cb_texture.c
index f8ff024db..c922a3164 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_texture.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_texture.c
@@ -59,7 +59,6 @@
 #include "util/u_inlines.h"
 #include "pipe/p_shader_tokens.h"
 #include "util/u_tile.h"
-#include "util/u_blit.h"
 #include "util/u_format.h"
 #include "util/u_surface.h"
 #include "util/u_sampler.h"
@@ -539,14 +538,274 @@ prep_teximage(struct gl_context *ctx, struct gl_texture_image *texImage,
 }
 
 
+/**
+ * Return a writemask for the gallium blit. The parameters can be base
+ * formats or "format" from glDrawPixels/glTexImage/glGetTexImage.
+ */
+static unsigned
+get_blit_mask(GLenum srcFormat, GLenum dstFormat)
+{
+   switch (dstFormat) {
+   case GL_DEPTH_STENCIL:
+      switch (srcFormat) {
+      case GL_DEPTH_STENCIL:
+         return PIPE_MASK_ZS;
+      case GL_DEPTH_COMPONENT:
+         return PIPE_MASK_Z;
+      case GL_STENCIL_INDEX:
+         return PIPE_MASK_S;
+      default:
+         assert(0);
+         return 0;
+      }
+
+   case GL_DEPTH_COMPONENT:
+      switch (srcFormat) {
+      case GL_DEPTH_STENCIL:
+      case GL_DEPTH_COMPONENT:
+         return PIPE_MASK_Z;
+      default:
+         assert(0);
+         return 0;
+      }
+
+   case GL_STENCIL_INDEX:
+      switch (srcFormat) {
+      case GL_STENCIL_INDEX:
+         return PIPE_MASK_S;
+      default:
+         assert(0);
+         return 0;
+      }
+
+   default:
+      return PIPE_MASK_RGBA;
+   }
+}
+
+
+static void
+st_TexSubImage(struct gl_context *ctx, GLuint dims,
+               struct gl_texture_image *texImage,
+               GLint xoffset, GLint yoffset, GLint zoffset,
+               GLint width, GLint height, GLint depth,
+               GLenum format, GLenum type, const void *pixels,
+               const struct gl_pixelstore_attrib *unpack)
+{
+   struct st_context *st = st_context(ctx);
+   struct st_texture_image *stImage = st_texture_image(texImage);
+   struct st_texture_object *stObj = st_texture_object(texImage->TexObject);
+   struct pipe_context *pipe = st->pipe;
+   struct pipe_screen *screen = pipe->screen;
+   struct pipe_resource *dst = stImage->pt;
+   struct pipe_resource *src = NULL;
+   struct pipe_resource src_templ;
+   struct pipe_transfer *transfer;
+   struct pipe_blit_info blit;
+   enum pipe_format src_format, dst_format;
+   gl_format mesa_src_format;
+   GLenum gl_target = texImage->TexObject->Target;
+   unsigned bind;
+   GLubyte *map;
+
+   if (!dst) {
+      goto fallback;
+   }
+
+   /* XXX Fallback for depth-stencil formats due to an incomplete stencil
+    * blit implementation in some drivers. */
+   if (format == GL_DEPTH_STENCIL) {
+      goto fallback;
+   }
+
+   /* If the base internal format and the texture format don't match,
+    * we can't use blit-based TexSubImage. */
+   if (texImage->_BaseFormat !=
+       _mesa_get_format_base_format(texImage->TexFormat)) {
+      goto fallback;
+   }
+
+   /* See if the texture format already matches the format and type,
+    * in which case the memcpy-based fast path will likely be used and
+    * we don't have to blit. */
+   if (_mesa_format_matches_format_and_type(texImage->TexFormat, format,
+                                            type, unpack->SwapBytes)) {
+      goto fallback;
+   }
+
+   if (format == GL_DEPTH_COMPONENT || format == GL_DEPTH_STENCIL)
+      bind = PIPE_BIND_DEPTH_STENCIL;
+   else
+      bind = PIPE_BIND_RENDER_TARGET;
+
+   /* See if the destination format is supported.
+    * For luminance and intensity, only the red channel is stored there. */
+   dst_format = util_format_linear(dst->format);
+   dst_format = util_format_luminance_to_red(dst_format);
+   dst_format = util_format_intensity_to_red(dst_format);
+
+   if (!dst_format ||
+       !screen->is_format_supported(screen, dst_format, dst->target,
+                                    dst->nr_samples, bind)) {
+      goto fallback;
+   }
+
+   /* Choose the source format. */
+   src_format = st_choose_matching_format(screen, PIPE_BIND_SAMPLER_VIEW,
+                                          format, type, unpack->SwapBytes);
+   if (!src_format) {
+      goto fallback;
+   }
+
+   mesa_src_format = st_pipe_format_to_mesa_format(src_format);
+
+   /* There is no reason to do this if we cannot use memcpy for the temporary
+    * source texture at least. This also takes transfer ops into account,
+    * etc. */
+   if (!_mesa_texstore_can_use_memcpy(ctx,
+                             _mesa_get_format_base_format(mesa_src_format),
+                             mesa_src_format, format, type, unpack)) {
+      goto fallback;
+   }
+
+   /* TexSubImage only sets a single cubemap face. */
+   if (gl_target == GL_TEXTURE_CUBE_MAP) {
+      gl_target = GL_TEXTURE_2D;
+   }
+
+   /* Initialize the source texture description. */
+   memset(&src_templ, 0, sizeof(src_templ));
+   src_templ.target = gl_target_to_pipe(gl_target);
+   src_templ.format = src_format;
+   src_templ.bind = PIPE_BIND_SAMPLER_VIEW;
+   src_templ.usage = PIPE_USAGE_STAGING;
+
+   st_gl_texture_dims_to_pipe_dims(gl_target, width, height, depth,
+                                   &src_templ.width0, &src_templ.height0,
+                                   &src_templ.depth0, &src_templ.array_size);
+
+   /* Check for NPOT texture support. */
+   if (!screen->get_param(screen, PIPE_CAP_NPOT_TEXTURES) &&
+       (!util_is_power_of_two(src_templ.width0) ||
+        !util_is_power_of_two(src_templ.height0) ||
+        !util_is_power_of_two(src_templ.depth0))) {
+      goto fallback;
+   }
+
+   /* Create the source texture. */
+   src = screen->resource_create(screen, &src_templ);
+   if (!src) {
+      goto fallback;
+   }
+
+   /* Map source pixels. */
+   pixels = _mesa_validate_pbo_teximage(ctx, dims, width, height, depth,
+                                        format, type, pixels, unpack,
+                                        "glTexSubImage");
+   if (!pixels) {
+      /* This is a GL error. */
+      pipe_resource_reference(&src, NULL);
+      return;
+   }
+
+   /* From now on, we need the gallium representation of dimensions. */
+   if (gl_target == GL_TEXTURE_1D_ARRAY) {
+      depth = height;
+      height = 1;
+   }
+
+   map = pipe_transfer_map_3d(pipe, src, 0, PIPE_TRANSFER_WRITE, 0, 0, 0,
+                              width, height, depth, &transfer);
+   if (!map) {
+      _mesa_unmap_teximage_pbo(ctx, unpack);
+      pipe_resource_reference(&src, NULL);
+      goto fallback;
+   }
+
+   /* Upload pixels (just memcpy). */
+   {
+      const uint bytesPerRow = width * util_format_get_blocksize(src_format);
+      GLuint row, slice;
+
+      for (slice = 0; slice < depth; slice++) {
+         if (gl_target == GL_TEXTURE_1D_ARRAY) {
+            /* 1D array textures.
+             * We need to convert gallium coords to GL coords.
+             */
+            GLvoid *src = _mesa_image_address3d(unpack, pixels,
+                                                width, depth, format,
+                                                type, 0, slice, 0);
+            memcpy(map, src, bytesPerRow);
+         }
+         else {
+            ubyte *slice_map = map;
+
+            for (row = 0; row < height; row++) {
+               GLvoid *src = _mesa_image_address3d(unpack, pixels,
+                                                   width, height, format,
+                                                   type, slice, row, 0);
+               memcpy(slice_map, src, bytesPerRow);
+               slice_map += transfer->stride;
+            }
+         }
+         map += transfer->layer_stride;
+      }
+   }
+
+   pipe_transfer_unmap(pipe, transfer);
+   _mesa_unmap_teximage_pbo(ctx, unpack);
+
+   /* Blit. */
+   blit.src.resource = src;
+   blit.src.level = 0;
+   blit.src.format = src_format;
+   blit.dst.resource = dst;
+   blit.dst.level = stObj->pt != stImage->pt ? 0 : texImage->Level;
+   blit.dst.format = dst_format;
+   blit.src.box.x = blit.src.box.y = blit.src.box.z = 0;
+   blit.dst.box.x = xoffset;
+   blit.dst.box.y = yoffset;
+   blit.dst.box.z = zoffset + texImage->Face;
+   blit.src.box.width = blit.dst.box.width = width;
+   blit.src.box.height = blit.dst.box.height = height;
+   blit.src.box.depth = blit.dst.box.depth = depth;
+   blit.mask = get_blit_mask(format, texImage->_BaseFormat);
+   blit.filter = PIPE_TEX_FILTER_NEAREST;
+   blit.scissor_enable = FALSE;
+
+   st->pipe->blit(st->pipe, &blit);
+
+   pipe_resource_reference(&src, NULL);
+   return;
+
+fallback:
+   _mesa_store_texsubimage(ctx, dims, texImage, xoffset, yoffset, zoffset,
+                           width, height, depth, format, type, pixels,
+                           unpack);
+}
+
 static void
 st_TexImage(struct gl_context * ctx, GLuint dims,
             struct gl_texture_image *texImage,
             GLenum format, GLenum type, const void *pixels,
             const struct gl_pixelstore_attrib *unpack)
 {
+   assert(dims == 1 || dims == 2 || dims == 3);
+
    prep_teximage(ctx, texImage, format, type);
-   _mesa_store_teximage(ctx, dims, texImage, format, type, pixels, unpack);
+
+   if (texImage->Width == 0 || texImage->Height == 0 || texImage->Depth == 0)
+      return;
+
+   /* allocate storage for texture data */
+   if (!ctx->Driver.AllocTextureImageBuffer(ctx, texImage)) {
+      _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage%uD", dims);
+      return;
+   }
+
+   st_TexSubImage(ctx, dims, texImage, 0, 0, 0,
+                  texImage->Width, texImage->Height, texImage->Depth,
+                  format, type, pixels, unpack);
 }
 
 
@@ -584,9 +843,9 @@ st_GetTexImage(struct gl_context * ctx,
    struct st_context *st = st_context(ctx);
    struct pipe_context *pipe = st->pipe;
    struct pipe_screen *screen = pipe->screen;
-   const GLuint width = texImage->Width;
-   const GLuint height = texImage->Height;
-   const GLuint depth = texImage->Depth;
+   GLuint width = texImage->Width;
+   GLuint height = texImage->Height;
+   GLuint depth = texImage->Depth;
    struct st_texture_image *stImage = st_texture_image(texImage);
    struct pipe_resource *src = st_texture_object(texImage->TexObject)->pt;
    struct pipe_resource *dst = NULL;
@@ -718,6 +977,12 @@ st_GetTexImage(struct gl_context * ctx,
       goto fallback;
    }
 
+   /* From now on, we need the gallium representation of dimensions. */
+   if (gl_target == GL_TEXTURE_1D_ARRAY) {
+      depth = height;
+      height = 1;
+   }
+
    blit.src.resource = src;
    blit.src.level = texImage->Level;
    blit.src.format = src_format;
@@ -731,7 +996,7 @@ st_GetTexImage(struct gl_context * ctx,
    blit.src.box.width = blit.dst.box.width = width;
    blit.src.box.height = blit.dst.box.height = height;
    blit.src.box.depth = blit.dst.box.depth = depth;
-   blit.mask = PIPE_MASK_RGBA;
+   blit.mask = get_blit_mask(texImage->_BaseFormat, format);
    blit.filter = PIPE_TEX_FILTER_NEAREST;
    blit.scissor_enable = FALSE;
 
@@ -756,14 +1021,25 @@ st_GetTexImage(struct gl_context * ctx,
       GLuint row, slice;
 
       for (slice = 0; slice < depth; slice++) {
-         ubyte *slice_map = map;
-
-         for (row = 0; row < height; row++) {
+         if (gl_target == GL_TEXTURE_1D_ARRAY) {
+            /* 1D array textures.
+             * We need to convert gallium coords to GL coords.
+             */
             GLvoid *dest = _mesa_image_address3d(&ctx->Pack, pixels,
-                                                 width, height, format,
-                                                 type, slice, row, 0);
-            memcpy(dest, slice_map, bytesPerRow);
-            slice_map += tex_xfer->stride;
+                                                 width, depth, format,
+                                                 type, 0, slice, 0);
+            memcpy(dest, map, bytesPerRow);
+         }
+         else {
+            ubyte *slice_map = map;
+
+            for (row = 0; row < height; row++) {
+               GLvoid *dest = _mesa_image_address3d(&ctx->Pack, pixels,
+                                                    width, height, format,
+                                                    type, slice, row, 0);
+               memcpy(dest, slice_map, bytesPerRow);
+               slice_map += tex_xfer->stride;
+            }
          }
          map += tex_xfer->layer_stride;
       }
@@ -780,22 +1056,38 @@ st_GetTexImage(struct gl_context * ctx,
          goto end;
       }
 
+      if (ST_DEBUG & DEBUG_FALLBACK)
+         debug_printf("%s: fallback format translation\n", __FUNCTION__);
+
       for (slice = 0; slice < depth; slice++) {
-         for (row = 0; row < height; row++) {
-            const GLbitfield transferOps = 0x0; /* bypassed for glGetTexImage() */
+         if (gl_target == GL_TEXTURE_1D_ARRAY) {
+            /* 1D array textures.
+             * We need to convert gallium coords to GL coords.
+             */
             GLvoid *dest = _mesa_image_address3d(&ctx->Pack, pixels,
-                                                 width, height, format,
-                                                 type, slice, row, 0);
-
-            if (ST_DEBUG & DEBUG_FALLBACK)
-               debug_printf("%s: fallback format translation\n", __FUNCTION__);
+                                                 width, depth, format,
+                                                 type, 0, slice, 0);
 
             /* get float[4] rgba row from surface */
-            pipe_get_tile_rgba_format(tex_xfer, map, 0, row, width, 1,
+            pipe_get_tile_rgba_format(tex_xfer, map, 0, 0, width, 1,
                                       dst_format, rgba);
 
             _mesa_pack_rgba_span_float(ctx, width, (GLfloat (*)[4]) rgba, format,
-                                       type, dest, &ctx->Pack, transferOps);
+                                       type, dest, &ctx->Pack, 0);
+         }
+         else {
+            for (row = 0; row < height; row++) {
+               GLvoid *dest = _mesa_image_address3d(&ctx->Pack, pixels,
+                                                    width, height, format,
+                                                    type, slice, row, 0);
+
+               /* get float[4] rgba row from surface */
+               pipe_get_tile_rgba_format(tex_xfer, map, 0, row, width, 1,
+                                         dst_format, rgba);
+
+               _mesa_pack_rgba_span_float(ctx, width, (GLfloat (*)[4]) rgba, format,
+                                          type, dest, &ctx->Pack, 0);
+            }
          }
          map += tex_xfer->layer_stride;
       }
@@ -979,110 +1271,6 @@ fallback_copy_texsubimage(struct gl_context *ctx,
 }
 
 
-
-/**
- * If the format of the src renderbuffer and the format of the dest
- * texture are compatible (in terms of blitting), return a TGSI writemask
- * to be used during the blit.
- * If the src/dest are incompatible, return 0.
- */
-static unsigned
-compatible_src_dst_formats(struct gl_context *ctx,
-                           const struct gl_renderbuffer *src,
-                           const struct gl_texture_image *dst)
-{
-   /* Get logical base formats for the src and dest.
-    * That is, use the user-requested formats and not the actual, device-
-    * chosen formats.
-    * For example, the user may have requested an A8 texture but the
-    * driver may actually be using an RGBA texture format.  When we
-    * copy/blit to that texture, we only want to copy the Alpha channel
-    * and not the RGB channels.
-    *
-    * Similarly, when the src FBO was created an RGB format may have been
-    * requested but the driver actually chose an RGBA format.  In that case,
-    * we don't want to copy the undefined Alpha channel to the dest texture
-    * (it should be 1.0).
-    */
-   const GLenum srcFormat = _mesa_base_fbo_format(ctx, src->InternalFormat);
-   const GLenum dstFormat = _mesa_base_tex_format(ctx, dst->InternalFormat);
-
-   /**
-    * XXX when we have red-only and red/green renderbuffers we'll need
-    * to add more cases here (or implement a general-purpose routine that
-    * queries the existance of the R,G,B,A channels in the src and dest).
-    */
-   if (srcFormat == dstFormat) {
-      /* This is the same as matching_base_formats, which should
-       * always pass, as it did previously.
-       */
-      return TGSI_WRITEMASK_XYZW;
-   }
-   else if (srcFormat == GL_RGB && dstFormat == GL_RGBA) {
-      /* Make sure that A in the dest is 1.  The actual src format
-       * may be RGBA and have undefined A values.
-       */
-      return TGSI_WRITEMASK_XYZ;
-   }
-   else if (srcFormat == GL_RGBA && dstFormat == GL_RGB) {
-      /* Make sure that A in the dest is 1.  The actual dst format
-       * may be RGBA and will need A=1 to provide proper alpha values
-       * when sampled later.
-       */
-      return TGSI_WRITEMASK_XYZ;
-   }
-   else {
-      if (ST_DEBUG & DEBUG_FALLBACK)
-         debug_printf("%s failed for src %s, dst %s\n",
-                      __FUNCTION__, 
-                      _mesa_lookup_enum_by_nr(srcFormat),
-                      _mesa_lookup_enum_by_nr(dstFormat));
-
-      /* Otherwise fail.
-       */
-      return 0;
-   }
-}
-
-
-/**
- * Do pipe->blit. Return FALSE if the blitting is unsupported
- * for the given formats.
- */
-static GLboolean
-st_pipe_blit(struct pipe_context *pipe, struct pipe_blit_info *blit)
-{
-   struct pipe_screen *screen = pipe->screen;
-   unsigned dst_usage;
-
-   if (util_format_is_depth_or_stencil(blit->dst.format)) {
-      dst_usage = PIPE_BIND_DEPTH_STENCIL;
-   }
-   else {
-      dst_usage = PIPE_BIND_RENDER_TARGET;
-   }
-
-   /* try resource_copy_region in case the format is not supported
-    * for rendering */
-   if (util_try_blit_via_copy_region(pipe, blit)) {
-      return GL_TRUE; /* done */
-   }
-
-   /* check the format support */
-   if (!screen->is_format_supported(screen, blit->src.format,
-                                    PIPE_TEXTURE_2D, 0,
-                                    PIPE_BIND_SAMPLER_VIEW) ||
-       !screen->is_format_supported(screen, blit->dst.format,
-                                    PIPE_TEXTURE_2D, 0,
-                                    dst_usage)) {
-      return GL_FALSE;
-   }
-
-   pipe->blit(pipe, blit);
-   return GL_TRUE;
-}
-
-
 /**
  * Do a CopyTex[Sub]Image1/2/3D() using a hardware (blit) path if possible.
  * Note that the region to copy has already been clipped so we know we
@@ -1098,36 +1286,57 @@ st_CopyTexSubImage(struct gl_context *ctx, GLuint dims,
                    GLint srcX, GLint srcY, GLsizei width, GLsizei height)
 {
    struct st_texture_image *stImage = st_texture_image(texImage);
-   const GLenum texBaseFormat = texImage->_BaseFormat;
+   struct st_texture_object *stObj = st_texture_object(texImage->TexObject);
    struct st_renderbuffer *strb = st_renderbuffer(rb);
    struct st_context *st = st_context(ctx);
    struct pipe_context *pipe = st->pipe;
    struct pipe_screen *screen = pipe->screen;
-   enum pipe_format dest_format, src_format;
-   GLuint color_writemask;
-   struct pipe_surface *dest_surface = NULL;
+   struct pipe_blit_info blit;
+   enum pipe_format dst_format;
    GLboolean do_flip = (st_fb_orientation(ctx->ReadBuffer) == Y_0_TOP);
-   struct pipe_surface surf_tmpl;
-   unsigned dst_usage;
-   unsigned blit_mask;
+   unsigned bind;
    GLint srcY0, srcY1, yStep;
 
-   /* make sure finalize_textures has been called? 
-    */
-   if (0) st_validate_state(st);
-
    if (!strb || !strb->surface || !stImage->pt) {
       debug_printf("%s: null strb or stImage\n", __FUNCTION__);
       return;
    }
 
-   assert(strb);
-   assert(strb->surface);
-   assert(stImage->pt);
+   if (_mesa_texstore_needs_transfer_ops(ctx, texImage->_BaseFormat,
+                                         texImage->TexFormat)) {
+      goto fallback;
+   }
+
+   /* The base internal format must match the mesa format, so make sure
+    * e.g. an RGB internal format is really allocated as RGB and not as RGBA.
+    */
+   if (texImage->_BaseFormat !=
+       _mesa_get_format_base_format(texImage->TexFormat) ||
+       rb->_BaseFormat != _mesa_get_format_base_format(rb->Format)) {
+      goto fallback;
+   }
+
+   /* Choose the destination format to match the TexImage behavior. */
+   dst_format = util_format_linear(stImage->pt->format);
+   dst_format = util_format_luminance_to_red(dst_format);
+   dst_format = util_format_intensity_to_red(dst_format);
 
-   src_format = strb->surface->format;
-   dest_format = stImage->pt->format;
+   /* See if the destination format is supported. */
+   if (texImage->_BaseFormat == GL_DEPTH_STENCIL ||
+       texImage->_BaseFormat == GL_DEPTH_COMPONENT) {
+      bind = PIPE_BIND_DEPTH_STENCIL;
+   }
+   else {
+      bind = PIPE_BIND_RENDER_TARGET;
+   }
 
+   if (!dst_format ||
+       !screen->is_format_supported(screen, dst_format, stImage->pt->target,
+                                    stImage->pt->nr_samples, bind)) {
+      goto fallback;
+   }
+
+   /* Y flipping for the main framebuffer. */
    if (do_flip) {
       srcY1 = strb->Base.Height - srcY - height;
       srcY0 = srcY1 + height;
@@ -1139,165 +1348,56 @@ st_CopyTexSubImage(struct gl_context *ctx, GLuint dims,
       yStep = 1;
    }
 
-   if (ctx->_ImageTransferState) {
-      goto fallback;
-   }
-
-   /* Compressed and subsampled textures aren't supported for blitting. */
-   if (!util_format_is_plain(dest_format)) {
-      goto fallback;
-   }
-
-   /* Set the blit writemask. */
-   switch (texBaseFormat) {
-   case GL_DEPTH_STENCIL:
-      switch (strb->Base._BaseFormat) {
-      case GL_DEPTH_STENCIL:
-         blit_mask = PIPE_MASK_ZS;
-         break;
-      case GL_DEPTH_COMPONENT:
-         blit_mask = PIPE_MASK_Z;
-         break;
-      case GL_STENCIL_INDEX:
-         blit_mask = PIPE_MASK_S;
-         break;
-      default:
-         assert(0);
-         return;
-      }
-      dst_usage = PIPE_BIND_DEPTH_STENCIL;
-      break;
-
-   case GL_DEPTH_COMPONENT:
-      blit_mask = PIPE_MASK_Z;
-      dst_usage = PIPE_BIND_DEPTH_STENCIL;
-      break;
-
-   default:
-      /* Colorbuffers.
-       *
-       * Determine if the src framebuffer and dest texture have the same
-       * base format.  We need this to detect a case such as the framebuffer
-       * being GL_RGBA but the texture being GL_RGB.  If the actual hardware
-       * texture format stores RGBA we need to set A=1 (overriding the
-       * framebuffer's alpha values).
-       *
-       * XXX util_blit_pixels doesn't support MSAA resolve, so always use
-       *     pipe->blit
-       */
-      if (texBaseFormat == strb->Base._BaseFormat ||
-          strb->texture->nr_samples > 1) {
-         blit_mask = PIPE_MASK_RGBA;
-      }
-      else {
-         blit_mask = 0;
-      }
-      dst_usage = PIPE_BIND_RENDER_TARGET;
-   }
-
    /* Blit the texture.
     * This supports flipping, format conversions, and downsampling.
     */
-   if (blit_mask) {
-      /* If stImage->pt is an independent image (not a pointer into a full
-       * mipmap) stImage->pt.last_level will be zero and we need to use that
-       * as the dest level.
-       */
-      unsigned dstLevel = MIN2(stImage->base.Level, stImage->pt->last_level);
-      struct pipe_blit_info blit;
-
-      memset(&blit, 0, sizeof(blit));
-      blit.src.resource = strb->texture;
-      blit.src.format = src_format;
-      blit.src.level = strb->surface->u.tex.level;
-      blit.src.box.x = srcX;
-      blit.src.box.y = srcY0;
-      blit.src.box.z = strb->surface->u.tex.first_layer;
-      blit.src.box.width = width;
-      blit.src.box.height = srcY1 - srcY0;
-      blit.src.box.depth = 1;
-      blit.dst.resource = stImage->pt;
-      blit.dst.format = dest_format;
-      blit.dst.level = dstLevel;
-      blit.dst.box.x = destX;
-      blit.dst.box.y = destY;
-      blit.dst.box.z = stImage->base.Face + destZ;
-      blit.dst.box.width = width;
-      blit.dst.box.height = height;
-      blit.dst.box.depth = 1;
-      blit.mask = blit_mask;
-      blit.filter = PIPE_TEX_FILTER_NEAREST;
-
-      /* 1D array textures need special treatment.
-       * Blit rows from the source to layers in the destination. */
-      if (texImage->TexObject->Target == GL_TEXTURE_1D_ARRAY) {
-         int y, layer;
-
-         for (y = srcY0, layer = 0; layer < height; y += yStep, layer++) {
-            blit.src.box.y = y;
-            blit.src.box.height = 1;
-            blit.dst.box.y = 0;
-            blit.dst.box.height = 1;
-            blit.dst.box.z = destY + layer;
-
-            if (!st_pipe_blit(pipe, &blit)) {
-               goto fallback;
-            }
-         }
-      }
-      else {
-         /* All the other texture targets. */
-         if (!st_pipe_blit(pipe, &blit)) {
-            goto fallback;
-         }
-      }
-      return;
-   }
+   memset(&blit, 0, sizeof(blit));
+   blit.src.resource = strb->texture;
+   blit.src.format = util_format_linear(strb->surface->format);
+   blit.src.level = strb->surface->u.tex.level;
+   blit.src.box.x = srcX;
+   blit.src.box.y = srcY0;
+   blit.src.box.z = strb->surface->u.tex.first_layer;
+   blit.src.box.width = width;
+   blit.src.box.height = srcY1 - srcY0;
+   blit.src.box.depth = 1;
+   blit.dst.resource = stImage->pt;
+   blit.dst.format = dst_format;
+   blit.dst.level = stObj->pt != stImage->pt ? 0 : texImage->Level;
+   blit.dst.box.x = destX;
+   blit.dst.box.y = destY;
+   blit.dst.box.z = stImage->base.Face + destZ;
+   blit.dst.box.width = width;
+   blit.dst.box.height = height;
+   blit.dst.box.depth = 1;
+   blit.mask = get_blit_mask(rb->_BaseFormat, texImage->_BaseFormat);
+   blit.filter = PIPE_TEX_FILTER_NEAREST;
 
-   /* try u_blit */
+   /* 1D array textures need special treatment.
+    * Blit rows from the source to layers in the destination. */
    if (texImage->TexObject->Target == GL_TEXTURE_1D_ARRAY) {
-      /* u_blit cannot copy 1D array textures as required by CopyTexSubImage */
-      goto fallback;
-   }
+      int y, layer;
 
-   color_writemask = compatible_src_dst_formats(ctx, &strb->Base, texImage);
+      for (y = srcY0, layer = 0; layer < height; y += yStep, layer++) {
+         blit.src.box.y = y;
+         blit.src.box.height = 1;
+         blit.dst.box.y = 0;
+         blit.dst.box.height = 1;
+         blit.dst.box.z = destY + layer;
 
-   if (!color_writemask ||
-       !screen->is_format_supported(screen, src_format,
-                                    PIPE_TEXTURE_2D, 0,
-                                    PIPE_BIND_SAMPLER_VIEW) ||
-       !screen->is_format_supported(screen, dest_format,
-                                    PIPE_TEXTURE_2D, 0,
-                                    dst_usage)) {
-      goto fallback;
+         pipe->blit(pipe, &blit);
+      }
+   }
+   else {
+      /* All the other texture targets. */
+      pipe->blit(pipe, &blit);
    }
-
-   memset(&surf_tmpl, 0, sizeof(surf_tmpl));
-   surf_tmpl.format = util_format_linear(stImage->pt->format);
-   surf_tmpl.u.tex.level = stImage->base.Level;
-   surf_tmpl.u.tex.first_layer = stImage->base.Face + destZ;
-   surf_tmpl.u.tex.last_layer = stImage->base.Face + destZ;
-
-   dest_surface = pipe->create_surface(pipe, stImage->pt,
-                                       &surf_tmpl);
-   util_blit_pixels(st->blit,
-                    strb->texture,
-                    strb->surface->u.tex.level,
-                    srcX, srcY0,
-                    srcX + width, srcY1,
-                    strb->surface->u.tex.first_layer,
-                    dest_surface,
-                    destX, destY,
-                    destX + width, destY + height,
-                    0.0, PIPE_TEX_MIPFILTER_NEAREST,
-                    color_writemask, 0);
-   pipe_surface_reference(&dest_surface, NULL);
    return;
 
 fallback:
    /* software fallback */
    fallback_copy_texsubimage(ctx,
-                             strb, stImage, texBaseFormat,
+                             strb, stImage, texImage->_BaseFormat,
                              destX, destY, destZ,
                              srcX, srcY, width, height);
 }
@@ -1635,7 +1735,7 @@ st_init_texture_functions(struct dd_function_table *functions)
    functions->ChooseTextureFormat = st_ChooseTextureFormat;
    functions->QuerySamplesForFormat = st_QuerySamplesForFormat;
    functions->TexImage = st_TexImage;
-   functions->TexSubImage = _mesa_store_texsubimage;
+   functions->TexSubImage = st_TexSubImage;
    functions->CompressedTexSubImage = _mesa_store_compressed_texsubimage;
    functions->CopyTexSubImage = st_CopyTexSubImage;
    functions->GenerateMipmap = st_generate_mipmap;
diff --git a/mesalib/src/mesa/state_tracker/st_context.c b/mesalib/src/mesa/state_tracker/st_context.c
index 676fc069d..f9a584ba0 100644
--- a/mesalib/src/mesa/state_tracker/st_context.c
+++ b/mesalib/src/mesa/state_tracker/st_context.c
@@ -146,7 +146,6 @@ st_create_context_priv( struct gl_context *ctx, struct pipe_context *pipe,
    st_init_clear(st);
    st_init_draw( st );
    st_init_generate_mipmap(st);
-   st_init_blit(st);
 
    if(pipe->screen->get_param(pipe->screen, PIPE_CAP_NPOT_TEXTURES))
       st->internal_target = PIPE_TEXTURE_2D;
@@ -242,7 +241,6 @@ static void st_destroy_context_priv( struct st_context *st )
    st_destroy_atoms( st );
    st_destroy_draw( st );
    st_destroy_generate_mipmap(st);
-   st_destroy_blit(st);
    st_destroy_clear(st);
    st_destroy_bitmap(st);
    st_destroy_drawpix(st);
diff --git a/mesalib/src/mesa/state_tracker/st_context.h b/mesalib/src/mesa/state_tracker/st_context.h
index 726c64d04..a7b6cb535 100644
--- a/mesalib/src/mesa/state_tracker/st_context.h
+++ b/mesalib/src/mesa/state_tracker/st_context.h
@@ -34,7 +34,6 @@
 #include "main/fbobject.h"
 
 struct bitmap_cache;
-struct blit_state;
 struct dd_function_table;
 struct draw_context;
 struct draw_stage;
@@ -182,7 +181,6 @@ struct st_context
 
    enum pipe_texture_target internal_target;
    struct gen_mipmap_state *gen_mipmap;
-   struct blit_state *blit;
 
    struct cso_context *cso_context;
 
diff --git a/mesalib/src/mesa/state_tracker/st_draw.c b/mesalib/src/mesa/state_tracker/st_draw.c
index de62264a1..bff8d9b31 100644
--- a/mesalib/src/mesa/state_tracker/st_draw.c
+++ b/mesalib/src/mesa/state_tracker/st_draw.c
@@ -283,7 +283,7 @@ st_draw_vbo(struct gl_context *ctx,
          /* don't trim, restarts might be inside index list */
          cso_draw_vbo(st->cso_context, &info);
       }
-      else if (u_trim_pipe_prim(info.mode, &info.count))
+      else if (u_trim_pipe_prim(prims[i].mode, &info.count))
          cso_draw_vbo(st->cso_context, &info);
    }
 
diff --git a/mesalib/src/mesa/state_tracker/st_program.c b/mesalib/src/mesa/state_tracker/st_program.c
index a9111b523..f56f7cb1c 100644
--- a/mesalib/src/mesa/state_tracker/st_program.c
+++ b/mesalib/src/mesa/state_tracker/st_program.c
@@ -1142,7 +1142,7 @@ st_print_shaders(struct gl_context *ctx)
 static void
 destroy_program_variants(struct st_context *st, struct gl_program *program)
 {
-   if (!program)
+   if (!program || program == &_mesa_DummyProgram)
       return;
 
    switch (program->Target) {