Merge remote branch 'origin/master' into pipe-video

Conflicts:
	src/gallium/drivers/r600/r600_texture.c

21 files changed, 196 insertions, 69 deletions

diff --git a/docs/README.WIN32 b/docs/README.WIN32
index 204b8e66041..986b5994f2e 100644
--- a/docs/README.WIN32
+++ b/docs/README.WIN32
@@ -1,6 +1,10 @@
 File: docs/README.WIN32
 
-Last updated: Apr 25, 2007 - Karl Schultz - [email protected]
+Last updated: Apr 25, 2007
+
+NOTE: This information only applies to Mesa 7.8 and older.  Nowadays
+it's probably better to use Scons to build for Windows.
+
 
 Quick Start
 ----- -----
@@ -130,11 +134,5 @@ change all the gl* symbols to mgl*.  Because this is easy to do with a
 global replace operation in a text editor, no additional mangled
 version of mesa.def is maintained or shipped.
 
-If you have a Windows-related build problem or question, it is
-probably better to direct it to me ([email protected]),
-rather than directly to the other Mesa developers.  I will help you as
-much as I can.  I also monitor the Mesa mailing lists and will answer
-questions in this area there as well.
-
-
-Karl Schultz
+If you have a Windows-related build problem or question, please post
+to the mesa-dev or mesa-users list.
diff --git a/src/gallium/drivers/i915/i915_context.c b/src/gallium/drivers/i915/i915_context.c
index 9be31619254..ea3c10b5e78 100644
--- a/src/gallium/drivers/i915/i915_context.c
+++ b/src/gallium/drivers/i915/i915_context.c
@@ -51,6 +51,14 @@ i915_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info)
    struct draw_context *draw = i915->draw;
    void *mapped_indices = NULL;
    unsigned i;
+   unsigned cbuf_dirty;
+
+
+   /*
+    * Ack vs contants here, helps ipers a lot.
+    */
+   cbuf_dirty = i915->dirty & I915_NEW_VS_CONSTANTS;
+   i915->dirty &= ~I915_NEW_VS_CONSTANTS;
 
    if (i915->dirty)
       i915_update_derived(i915);
@@ -70,10 +78,12 @@ i915_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info)
       mapped_indices = i915_buffer(i915->index_buffer.buffer)->data;
    draw_set_mapped_index_buffer(draw, mapped_indices);
 
-   draw_set_mapped_constant_buffer(draw, PIPE_SHADER_VERTEX, 0,
-                                   i915->current.constants[PIPE_SHADER_VERTEX],
-                                   (i915->current.num_user_constants[PIPE_SHADER_VERTEX] * 
-                                      4 * sizeof(float)));
+   if (cbuf_dirty) {
+      draw_set_mapped_constant_buffer(draw, PIPE_SHADER_VERTEX, 0,
+                                      i915_buffer(i915->constants[PIPE_SHADER_VERTEX])->data,
+                                      (i915->current.num_user_constants[PIPE_SHADER_VERTEX] * 
+                                         4 * sizeof(float)));
+   }
 
    /*
     * Do the drawing
@@ -117,6 +127,11 @@ static void i915_destroy(struct pipe_context *pipe)
    }
    pipe_surface_reference(&i915->framebuffer.zsbuf, NULL);
 
+   /* unbind constant buffers */
+   for (i = 0; i < PIPE_SHADER_TYPES; i++) {
+      pipe_resource_reference(&i915->constants[i], NULL);
+   }
+
    FREE(i915);
 }
 
@@ -140,6 +155,10 @@ i915_create_context(struct pipe_screen *screen, void *priv)
 
    i915->base.draw_vbo = i915_draw_vbo;
 
+   /* init this before draw */
+   util_slab_create(&i915->transfer_pool, sizeof(struct pipe_transfer),
+                    16, UTIL_SLAB_SINGLETHREADED);
+
    /*
     * Create drawing context and plug our rendering stage into it.
     */
diff --git a/src/gallium/drivers/i915/i915_context.h b/src/gallium/drivers/i915/i915_context.h
index d15e1723d83..b7f1fb22221 100644
--- a/src/gallium/drivers/i915/i915_context.h
+++ b/src/gallium/drivers/i915/i915_context.h
@@ -37,6 +37,8 @@
 
 #include "tgsi/tgsi_scan.h"
 
+#include "util/u_slab.h"
+
 
 struct i915_winsys;
 struct i915_winsys_buffer;
@@ -134,7 +136,6 @@ struct i915_state
    unsigned immediate[I915_MAX_IMMEDIATE];
    unsigned dynamic[I915_MAX_DYNAMIC];
 
-   float constants[PIPE_SHADER_TYPES][I915_MAX_CONSTANT][4];
    /** number of constants passed in through a constant buffer */
    uint num_user_constants[PIPE_SHADER_TYPES];
 
@@ -212,7 +213,6 @@ struct i915_context {
    struct pipe_blend_color blend_color;
    struct pipe_stencil_ref stencil_ref;
    struct pipe_clip_state clip;
-   /* XXX unneded */
    struct pipe_resource *constants[PIPE_SHADER_TYPES];
    struct pipe_framebuffer_state framebuffer;
    struct pipe_poly_stipple poly_stipple;
@@ -237,6 +237,8 @@ struct i915_context {
 
    struct i915_state current;
    unsigned hardware_dirty;
+
+   struct util_slab_mempool transfer_pool;
 };
 
 /* A flag for each state_tracker state object:
@@ -253,9 +255,11 @@ struct i915_context {
 #define I915_NEW_DEPTH_STENCIL 0x200
 #define I915_NEW_SAMPLER       0x400
 #define I915_NEW_SAMPLER_VIEW  0x800
-#define I915_NEW_CONSTANTS     0x1000
-#define I915_NEW_VBO           0x2000
-#define I915_NEW_VS            0x4000
+#define I915_NEW_VS_CONSTANTS  0x1000
+#define I915_NEW_FS_CONSTANTS  0x2000
+#define I915_NEW_GS_CONSTANTS  0x4000
+#define I915_NEW_VBO           0x8000
+#define I915_NEW_VS            0x10000
 
 
 /* Driver's internally generated state flags:
diff --git a/src/gallium/drivers/i915/i915_debug.c b/src/gallium/drivers/i915/i915_debug.c
index 87c435a2f36..845e92cf5c6 100644
--- a/src/gallium/drivers/i915/i915_debug.c
+++ b/src/gallium/drivers/i915/i915_debug.c
@@ -948,7 +948,8 @@ i915_dump_dirty(struct i915_context *i915, const char *func)
       {I915_NEW_DEPTH_STENCIL, "depth_stencil"},
       {I915_NEW_SAMPLER,       "sampler"},
       {I915_NEW_SAMPLER_VIEW,  "sampler_view"},
-      {I915_NEW_CONSTANTS,     "constants"},
+      {I915_NEW_VS_CONSTANTS,  "vs_const"},
+      {I915_NEW_FS_CONSTANTS,  "fs_const"},
       {I915_NEW_VBO,           "vbo"},
       {I915_NEW_VS,            "vs"},
       {0, NULL},
diff --git a/src/gallium/drivers/i915/i915_prim_vbuf.c b/src/gallium/drivers/i915/i915_prim_vbuf.c
index baebbc7bae3..3473c863970 100644
--- a/src/gallium/drivers/i915/i915_prim_vbuf.c
+++ b/src/gallium/drivers/i915/i915_prim_vbuf.c
@@ -181,6 +181,7 @@ i915_vbuf_render_new_buf(struct i915_vbuf_render *i915_render, size_t size)
    struct i915_winsys *iws = i915->iws;
 
    if (i915_render->vbo) {
+      iws->buffer_unmap(iws, i915_render->vbo);
       iws->buffer_destroy(iws, i915_render->vbo);
       /*
        * XXX If buffers where referenced then this should be done in
@@ -208,6 +209,7 @@ i915_vbuf_render_new_buf(struct i915_vbuf_render *i915_render, size_t size)
 
    i915_render->vbo = iws->buffer_create(iws, i915_render->vbo_size,
                                          I915_NEW_VERTEX);
+   i915_render->vbo_ptr = iws->buffer_map(iws, i915_render->vbo, TRUE);
 }
 
 /**
@@ -262,16 +264,13 @@ i915_vbuf_render_map_vertices(struct vbuf_render *render)
 {
    struct i915_vbuf_render *i915_render = i915_vbuf_render(render);
    struct i915_context *i915 = i915_render->i915;
-   struct i915_winsys *iws = i915->iws;
 
    if (i915->vbo_flushed)
       debug_printf("%s bad vbo flush occured stalling on hw\n", __FUNCTION__);
 
 #ifdef VBUF_MAP_BUFFER
-   i915_render->vbo_ptr = iws->buffer_map(iws, i915_render->vbo, TRUE);
    return (unsigned char *)i915_render->vbo_ptr + i915_render->vbo_sw_offset;
 #else
-   (void)iws;
    return (unsigned char *)i915_render->vbo_ptr;
 #endif
 }
@@ -288,7 +287,7 @@ i915_vbuf_render_unmap_vertices(struct vbuf_render *render,
    i915_render->vbo_max_index = max_index;
    i915_render->vbo_max_used = MAX2(i915_render->vbo_max_used, i915_render->vertex_size * (max_index + 1));
 #ifdef VBUF_MAP_BUFFER
-   iws->buffer_unmap(iws, i915_render->vbo);
+   (void)iws;
 #else
    i915_render->map_used_start = i915_render->vertex_size * min_index;
    i915_render->map_used_end = i915_render->vertex_size * (max_index + 1);
@@ -684,6 +683,15 @@ static void
 i915_vbuf_render_destroy(struct vbuf_render *render)
 {
    struct i915_vbuf_render *i915_render = i915_vbuf_render(render);
+   struct i915_context *i915 = i915_render->i915;
+   struct i915_winsys *iws = i915->iws;
+
+   if (i915_render->vbo) {
+      i915->vbo = NULL;
+      iws->buffer_unmap(iws, i915_render->vbo);
+      iws->buffer_destroy(iws, i915_render->vbo);
+   }
+
    FREE(i915_render);
 }
 
diff --git a/src/gallium/drivers/i915/i915_resource_buffer.c b/src/gallium/drivers/i915/i915_resource_buffer.c
index 450203d60a9..51482f54fc4 100644
--- a/src/gallium/drivers/i915/i915_resource_buffer.c
+++ b/src/gallium/drivers/i915/i915_resource_buffer.c
@@ -60,6 +60,38 @@ i915_buffer_destroy(struct pipe_screen *screen,
 }
 
 
+static struct pipe_transfer *
+i915_get_transfer(struct pipe_context *pipe,
+                  struct pipe_resource *resource,
+                  unsigned level,
+                  unsigned usage,
+                  const struct pipe_box *box)
+{
+   struct i915_context *i915 = i915_context(pipe);
+   struct pipe_transfer *transfer = util_slab_alloc(&i915->transfer_pool);
+
+   if (transfer == NULL)
+      return NULL;
+
+   transfer->resource = resource;
+   transfer->level = level;
+   transfer->usage = usage;
+   transfer->box = *box;
+
+   /* Note strides are zero, this is ok for buffers, but not for
+    * textures 2d & higher at least. 
+    */
+   return transfer;
+}
+
+static void
+i915_transfer_destroy(struct pipe_context *pipe,
+                      struct pipe_transfer *transfer)
+{
+   struct i915_context *i915 = i915_context(pipe);
+   util_slab_free(&i915->transfer_pool, transfer);
+}
+
 static void *
 i915_buffer_transfer_map( struct pipe_context *pipe,
                           struct pipe_transfer *transfer )
@@ -92,8 +124,8 @@ struct u_resource_vtbl i915_buffer_vtbl =
    i915_buffer_get_handle,	     /* get_handle */
    i915_buffer_destroy,		     /* resource_destroy */
    NULL,			     /* is_resource_referenced */
-   u_default_get_transfer,	     /* get_transfer */
-   u_default_transfer_destroy,	     /* transfer_destroy */
+   i915_get_transfer,		     /* get_transfer */
+   i915_transfer_destroy,	     /* transfer_destroy */
    i915_buffer_transfer_map,	     /* transfer_map */
    u_default_transfer_flush_region,  /* transfer_flush_region */
    u_default_transfer_unmap,	     /* transfer_unmap */
@@ -115,8 +147,7 @@ i915_buffer_create(struct pipe_screen *screen,
    buf->b.vtbl = &i915_buffer_vtbl;
    pipe_reference_init(&buf->b.b.reference, 1);
    buf->b.b.screen = screen;
-
-   buf->data = MALLOC(template->width0);
+   buf->data = align_malloc(template->width0, 16);
    buf->free_on_destroy = TRUE;
 
    if (!buf->data)
diff --git a/src/gallium/drivers/i915/i915_resource_texture.c b/src/gallium/drivers/i915/i915_resource_texture.c
index f19106f3414..e793d126ade 100644
--- a/src/gallium/drivers/i915/i915_resource_texture.c
+++ b/src/gallium/drivers/i915/i915_resource_texture.c
@@ -716,14 +716,16 @@ i915_texture_destroy(struct pipe_screen *screen,
 }
 
 static struct pipe_transfer * 
-i915_texture_get_transfer(struct pipe_context *context,
+i915_texture_get_transfer(struct pipe_context *pipe,
                           struct pipe_resource *resource,
                           unsigned level,
                           unsigned usage,
                           const struct pipe_box *box)
 {
+   struct i915_context *i915 = i915_context(pipe);
    struct i915_texture *tex = i915_texture(resource);
-   struct pipe_transfer *transfer = CALLOC_STRUCT(pipe_transfer);
+   struct pipe_transfer *transfer = util_slab_alloc(&i915->transfer_pool);
+
    if (transfer == NULL)
       return NULL;
 
@@ -737,6 +739,14 @@ i915_texture_get_transfer(struct pipe_context *context,
    return transfer;
 }
 
+static void
+i915_transfer_destroy(struct pipe_context *pipe,
+                      struct pipe_transfer *transfer)
+{
+   struct i915_context *i915 = i915_context(pipe);
+   util_slab_free(&i915->transfer_pool, transfer);
+}
+
 static void *
 i915_texture_transfer_map(struct pipe_context *pipe,
                           struct pipe_transfer *transfer)
@@ -781,7 +791,7 @@ struct u_resource_vtbl i915_texture_vtbl =
    i915_texture_destroy,	      /* resource_destroy */
    NULL,			      /* is_resource_referenced */
    i915_texture_get_transfer,	      /* get_transfer */
-   u_default_transfer_destroy,	      /* transfer_destroy */
+   i915_transfer_destroy,	      /* transfer_destroy */
    i915_texture_transfer_map,	      /* transfer_map */
    u_default_transfer_flush_region,   /* transfer_flush_region */
    i915_texture_transfer_unmap,	      /* transfer_unmap */
diff --git a/src/gallium/drivers/i915/i915_screen.h b/src/gallium/drivers/i915/i915_screen.h
index 0c4186c68ee..bb4d255a3b3 100644
--- a/src/gallium/drivers/i915/i915_screen.h
+++ b/src/gallium/drivers/i915/i915_screen.h
@@ -47,16 +47,6 @@ struct i915_screen
    boolean is_i945;
 };
 
-/**
- * Subclass of pipe_transfer
- */
-struct i915_transfer
-{
-   struct pipe_transfer base;
-
-   unsigned offset;
-};
-
 
 /*
  * Cast wrappers
@@ -69,11 +59,5 @@ i915_screen(struct pipe_screen *pscreen)
    return (struct i915_screen *) pscreen;
 }
 
-static INLINE struct i915_transfer *
-i915_transfer(struct pipe_transfer *transfer)
-{
-   return (struct i915_transfer *)transfer;
-}
-
 
 #endif /* I915_SCREEN_H */
diff --git a/src/gallium/drivers/i915/i915_state.c b/src/gallium/drivers/i915/i915_state.c
index f5b60ed5942..4a1a4a04f6d 100644
--- a/src/gallium/drivers/i915/i915_state.c
+++ b/src/gallium/drivers/i915/i915_state.c
@@ -525,29 +525,40 @@ static void i915_set_constant_buffer(struct pipe_context *pipe,
                                      struct pipe_resource *buf)
 {
    struct i915_context *i915 = i915_context(pipe);
-   draw_flush(i915->draw);
+   unsigned new_num = 0;
+   boolean diff = TRUE;
 
-   /* Make a copy of shader constants.
-    * During fragment program translation we may add additional
-    * constants to the array.
-    *
-    * We want to consider the situation where some user constants
-    * (ex: a material color) may change frequently but the shader program
-    * stays the same.  In that case we should only be updating the first
-    * N constants, leaving any extras from shader translation alone.
-    */
+
+   /* XXX don't support geom shaders now */
+   if (shader == PIPE_SHADER_GEOMETRY)
+      return;
+
+   /* if we have a new buffer compare it with the old one */
    if (buf) {
       struct i915_buffer *ir = i915_buffer(buf);
-      memcpy(i915->current.constants[shader], ir->data, ir->b.b.width0);
-      i915->current.num_user_constants[shader] = (ir->b.b.width0 /
-						  4 * sizeof(float));
-   }
-   else {
-      i915->current.num_user_constants[shader] = 0;
+      struct pipe_resource *old_buf = i915->constants[shader];
+      struct i915_buffer *old = old_buf ? i915_buffer(old_buf) : NULL;
+
+      new_num = ir->b.b.width0 / 4 * sizeof(float);
+
+      if (old && new_num != i915->current.num_user_constants[shader])
+         diff = memcmp(old->data, ir->data, ir->b.b.width0);
+   } else {
+      diff = i915->current.num_user_constants[shader] != 0;
    }
 
+   /*
+    * flush before updateing the state.
+    * XXX: looks like its okay to skip the flush for vertex cbufs
+    */
+   if (diff && shader == PIPE_SHADER_FRAGMENT)
+      draw_flush(i915->draw);
+
+   pipe_resource_reference(&i915->constants[shader], buf);
+   i915->current.num_user_constants[shader] = new_num;
 
-   i915->dirty |= I915_NEW_CONSTANTS;
+   if (diff)
+      i915->dirty |= shader == PIPE_SHADER_VERTEX ? I915_NEW_VS_CONSTANTS : I915_NEW_FS_CONSTANTS;
 }
 
 
diff --git a/src/gallium/drivers/i915/i915_state_emit.c b/src/gallium/drivers/i915/i915_state_emit.c
index 86c02976495..5a89977c26c 100644
--- a/src/gallium/drivers/i915/i915_state_emit.c
+++ b/src/gallium/drivers/i915/i915_state_emit.c
@@ -367,7 +367,8 @@ i915_emit_hardware_state(struct i915_context *i915 )
             const uint *c;
             if (i915->fs->constant_flags[i] == I915_CONSTFLAG_USER) {
                /* grab user-defined constant */
-               c = (uint *) i915->current.constants[PIPE_SHADER_FRAGMENT][i];
+               c = (uint *) i915_buffer(i915->constants[PIPE_SHADER_FRAGMENT])->data;
+               c += 4 * i;
             }
             else {
                /* emit program constant */
diff --git a/src/gallium/drivers/i915/i915_state_fpc.c b/src/gallium/drivers/i915/i915_state_fpc.c
index ec7cec0e471..1959a24691d 100644
--- a/src/gallium/drivers/i915/i915_state_fpc.c
+++ b/src/gallium/drivers/i915/i915_state_fpc.c
@@ -40,7 +40,7 @@ static void update_hw_constants(struct i915_context *i915)
 struct i915_tracked_state i915_hw_constants = {
    "hw_constants",
    update_hw_constants,
-   I915_NEW_CONSTANTS | I915_NEW_FS
+   I915_NEW_FS_CONSTANTS | I915_NEW_FS
 };
 
 
diff --git a/src/gallium/drivers/r600/r600_asm.c b/src/gallium/drivers/r600/r600_asm.c
index 54e339fbefe..935b8454560 100644
--- a/src/gallium/drivers/r600/r600_asm.c
+++ b/src/gallium/drivers/r600/r600_asm.c
@@ -482,6 +482,7 @@ static int is_alu_trans_unit_inst(struct r600_bc *bc, struct r600_bc_alu *alu)
 		if (!alu->is_op3)
 			return alu->inst == EG_V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_ASHR_INT ||
 				alu->inst == EG_V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_FLT_TO_INT ||
+				alu->inst == EG_V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_FLT_TO_INT_FLOOR ||
 				alu->inst == EG_V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_INT_TO_FLT ||
 				alu->inst == EG_V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_LSHL_INT ||
 				alu->inst == EG_V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_LSHR_INT ||
diff --git a/src/gallium/state_trackers/dri/common/dri_drawable.c b/src/gallium/state_trackers/dri/common/dri_drawable.c
index 5fd6e7863c0..060748622c9 100644
--- a/src/gallium/state_trackers/dri/common/dri_drawable.c
+++ b/src/gallium/state_trackers/dri/common/dri_drawable.c
@@ -233,6 +233,7 @@ const __DRItexBufferExtension driTexBufferExtension = {
     { __DRI_TEX_BUFFER, __DRI_TEX_BUFFER_VERSION },
    dri_set_tex_buffer,
    dri_set_tex_buffer2,
+   NULL,
 };
 
 /**
diff --git a/src/mesa/drivers/dri/i915/i915_context.c b/src/mesa/drivers/dri/i915/i915_context.c
index f32f3cf6020..474252b640d 100644
--- a/src/mesa/drivers/dri/i915/i915_context.c
+++ b/src/mesa/drivers/dri/i915/i915_context.c
@@ -168,6 +168,20 @@ i915CreateContext(int api,
       MIN2(ctx->Const.FragmentProgram.MaxNativeParameters,
 	   ctx->Const.FragmentProgram.MaxEnvParams);
 
+   /* i915 stores all values in single-precision floats.  Values aren't set
+    * for other program targets because software is used for those targets.
+    */
+   ctx->Const.FragmentProgram.MediumFloat.RangeMin = 127;
+   ctx->Const.FragmentProgram.MediumFloat.RangeMax = 127;
+   ctx->Const.FragmentProgram.MediumFloat.Precision = 23;
+   ctx->Const.FragmentProgram.LowFloat = ctx->Const.FragmentProgram.HighFloat =
+      ctx->Const.FragmentProgram.MediumFloat;
+   ctx->Const.FragmentProgram.MediumInt.RangeMin = 24;
+   ctx->Const.FragmentProgram.MediumInt.RangeMax = 24;
+   ctx->Const.FragmentProgram.MediumInt.Precision = 0;
+   ctx->Const.FragmentProgram.LowInt = ctx->Const.FragmentProgram.HighInt =
+      ctx->Const.FragmentProgram.MediumInt;
+
    ctx->FragmentProgram._MaintainTexEnvProgram = GL_TRUE;
 
    /* FINISHME: Are there other options that should be enabled for software
diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
index 8fc322fd82e..9483ec69d96 100644
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -151,6 +151,15 @@ GLboolean brwCreateContext( int api,
       MIN2(ctx->Const.FragmentProgram.MaxNativeParameters,
 	   ctx->Const.FragmentProgram.MaxEnvParams);
 
+   /* Fragment shaders use real, 32-bit twos-complement integers for all
+    * integer types.
+    */
+   ctx->Const.FragmentProgram.LowInt.RangeMin = 31;
+   ctx->Const.FragmentProgram.LowInt.RangeMax = 30;
+   ctx->Const.FragmentProgram.LowInt.Precision = 0;
+   ctx->Const.FragmentProgram.HighInt = ctx->Const.FragmentProgram.MediumInt
+      = ctx->Const.FragmentProgram.LowInt;
+
    /* Gen6 converts quads to polygon in beginning of 3D pipeline,
       but we're not sure how it's actually done for vertex order,
       that affect provoking vertex decision. Always use last vertex
diff --git a/src/mesa/drivers/dri/radeon/radeon_queryobj.c b/src/mesa/drivers/dri/radeon/radeon_queryobj.c
index a45ca7cad0d..cc395e9eab4 100644
--- a/src/mesa/drivers/dri/radeon/radeon_queryobj.c
+++ b/src/mesa/drivers/dri/radeon/radeon_queryobj.c
@@ -38,7 +38,7 @@ static void radeonQueryGetResult(struct gl_context *ctx, struct gl_query_object
 	radeonContextPtr radeon = RADEON_CONTEXT(ctx);
 	struct radeon_query_object *query = (struct radeon_query_object *)q;
         uint32_t *result;
-	int i;
+	int i, max_idx;
 
 	radeon_print(RADEON_STATE, RADEON_VERBOSE,
 			"%s: query id %d, result %d\n",
@@ -56,7 +56,11 @@ static void radeonQueryGetResult(struct gl_context *ctx, struct gl_query_object
 		 * hw writes zpass end counts to qwords 1, 3, 5, 7.
 		 * then we substract. MSB is the valid bit.
 		 */
-		for (i = 0; i < 32; i += 4) {
+		if (radeon->radeonScreen->chip_family >= CHIP_FAMILY_CEDAR)
+			max_idx = 8 * 4; /* 8 DB's */
+		else
+			max_idx = 4 * 4; /* 4 DB's for r600, r700 */
+		for (i = 0; i < max_idx; i += 4) {
 			uint64_t start = (uint64_t)LE32_TO_CPU(result[i]) |
 					 (uint64_t)LE32_TO_CPU(result[i + 1]) << 32;
 			uint64_t end = (uint64_t)LE32_TO_CPU(result[i + 2]) |
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index fe370fa369b..e017939a45c 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -534,8 +534,17 @@ init_program_limits(GLenum type, struct gl_program_constants *prog)
    prog->MediumFloat.RangeMax = 127;
    prog->MediumFloat.Precision = 23;
    prog->LowFloat = prog->HighFloat = prog->MediumFloat;
-   /* assume ints are stored as floats for now */
-   prog->LowInt = prog->MediumInt = prog->HighInt = prog->MediumFloat;
+
+   /* Assume ints are stored as floats for now, since this is the least-common
+    * denominator.  The OpenGL ES spec implies (page 132) that the precision
+    * of integer types should be 0.  Practically speaking, IEEE
+    * single-precision floating point values can only store integers in the
+    * range [-0x01000000, 0x01000000] without loss of precision.
+    */
+   prog->MediumInt.RangeMin = 24;
+   prog->MediumInt.RangeMax = 24;
+   prog->MediumInt.Precision = 0;
+   prog->LowInt = prog->HighInt = prog->MediumInt;
 }
 
 
diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index d047586eb35..c4c4e1bb29d 100644
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -968,6 +968,12 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
          }
          break;
 
+      /* GL3.0 - GL_framebuffer_sRGB */
+      case GL_FRAMEBUFFER_SRGB_EXT:
+	 CHECK_EXTENSION(EXT_framebuffer_sRGB, cap);
+	 ctx->Color.sRGBEnabled = state;
+	 break;
+
       default:
          goto invalid_enum_error;
    }
@@ -1480,6 +1486,11 @@ _mesa_IsEnabled( GLenum cap )
          }
          return ctx->Array.PrimitiveRestart;
 
+      /* GL3.0 - GL_framebuffer_sRGB */
+      case GL_FRAMEBUFFER_SRGB_EXT:
+	 CHECK_EXTENSION(EXT_framebuffer_sRGB);
+	 return ctx->Color.sRGBEnabled;
+
       default:
          goto invalid_enum_error;
    }
diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
index e223cf425ab..fa7aa1121aa 100644
--- a/src/mesa/main/get.c
+++ b/src/mesa/main/get.c
@@ -317,6 +317,7 @@ EXTRA_EXT2(ARB_vertex_program, ARB_fragment_program);
 EXTRA_EXT(ARB_vertex_buffer_object);
 EXTRA_EXT(ARB_geometry_shader4);
 EXTRA_EXT(ARB_copy_buffer);
+EXTRA_EXT(EXT_framebuffer_sRGB);
 
 static const int
 extra_ARB_vertex_program_ARB_fragment_program_NV_vertex_program[] = {
@@ -1238,6 +1239,10 @@ static const struct value_desc values[] = {
    { GL_MINOR_VERSION, CONTEXT_INT(VersionMinor), extra_version_30  },
    { GL_CONTEXT_FLAGS, CONTEXT_INT(Const.ContextFlags), extra_version_30  },
 
+   /* GL3.0 / GL_EXT_framebuffer_sRGB */
+   { GL_FRAMEBUFFER_SRGB_EXT, CONTEXT_BOOL(Color.sRGBEnabled), extra_EXT_framebuffer_sRGB },
+   { GL_FRAMEBUFFER_SRGB_CAPABLE_EXT, BUFFER_INT(Visual.sRGBCapable), extra_EXT_framebuffer_sRGB },
+
    /* GL 3.1 */
    /* NOTE: different enum values for GL_PRIMITIVE_RESTART_NV
     * vs. GL_PRIMITIVE_RESTART!
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 49dad4d4024..34003b4b6fb 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -524,6 +524,9 @@ struct gl_config
    GLint bindToMipmapTexture;
    GLint bindToTextureTargets;
    GLint yInverted;
+
+   /* EXT_framebuffer_sRGB */
+   GLint sRGBCapable;
 };
 
 
@@ -754,6 +757,8 @@ struct gl_colorbuffer_attrib
 
    GLenum ClampFragmentColor; /**< GL_TRUE, GL_FALSE or GL_FIXED_ONLY_ARB */
    GLenum ClampReadColor;     /**< GL_TRUE, GL_FALSE or GL_FIXED_ONLY_ARB */
+
+   GLboolean sRGBEnabled;	/**< Framebuffer sRGB blending/updating requested */
 };
 
 
diff --git a/src/mesa/main/shaderapi.c b/src/mesa/main/shaderapi.c
index e831175235e..a5e90d7cbd1 100644
--- a/src/mesa/main/shaderapi.c
+++ b/src/mesa/main/shaderapi.c
@@ -1924,6 +1924,7 @@ _mesa_init_shader_dispatch(struct _glapi_table *exec)
 
    /* GL_ARB_ES2_compatibility */
    SET_ReleaseShaderCompiler(exec, _mesa_ReleaseShaderCompiler);
+   SET_GetShaderPrecisionFormat(exec, _mesa_GetShaderPrecisionFormat);
 
 #endif /* FEATURE_GL */
 }