fontconfig libX11 libXext libXft libXmu mesa git update 26 sep 2011

36 files changed, 693 insertions, 567 deletions

diff --git a/mesalib/src/gallium/auxiliary/util/u_format.c b/mesalib/src/gallium/auxiliary/util/u_format.c
index 700382a0f..9bf42583e 100644
--- a/mesalib/src/gallium/auxiliary/util/u_format.c
+++ b/mesalib/src/gallium/auxiliary/util/u_format.c
@@ -432,6 +432,50 @@ util_format_translate(enum pipe_format dst_format,
     * TODO: Add a special case for formats that are mere swizzles of each other
     */
 
+   if (src_format_desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS ||
+       dst_format_desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS) {
+      float *tmp_z = NULL;
+      uint8_t *tmp_s = NULL;
+
+      assert(x_step == 1);
+      assert(y_step == 1);
+
+      if (src_format_desc->unpack_z_float &&
+          dst_format_desc->pack_z_float) {
+         tmp_z = MALLOC(width * sizeof *tmp_z);
+      }
+
+      if (src_format_desc->unpack_s_8uscaled &&
+          dst_format_desc->pack_s_8uscaled) {
+         tmp_s = MALLOC(width * sizeof *tmp_s);
+      }
+
+      while (height--) {
+         if (tmp_z) {
+            src_format_desc->unpack_z_float(tmp_z, 0, src_row, src_stride, width, 1);
+            dst_format_desc->pack_z_float(dst_row, dst_stride, tmp_z, 0, width, 1);
+         }
+
+         if (tmp_s) {
+            src_format_desc->unpack_s_8uscaled(tmp_s, 0, src_row, src_stride, width, 1);
+            dst_format_desc->pack_s_8uscaled(dst_row, dst_stride, tmp_s, 0, width, 1);
+         }
+
+         dst_row += dst_step;
+         src_row += src_step;
+      }
+
+      if (tmp_s) {
+         FREE(tmp_s);
+      }
+
+      if (tmp_z) {
+         FREE(tmp_z);
+      }
+
+      return;
+   }
+
    if (util_format_fits_8unorm(src_format_desc) ||
        util_format_fits_8unorm(dst_format_desc)) {
       unsigned tmp_stride;
diff --git a/mesalib/src/gallium/auxiliary/util/u_format.h b/mesalib/src/gallium/auxiliary/util/u_format.h
index 2eb3e1b80..98528ea59 100644
--- a/mesalib/src/gallium/auxiliary/util/u_format.h
+++ b/mesalib/src/gallium/auxiliary/util/u_format.h
@@ -411,6 +411,27 @@ util_format_is_s3tc(enum pipe_format format)
 }
 
 static INLINE boolean 
+util_format_is_srgb(enum pipe_format format)
+{
+   const struct util_format_description *desc = util_format_description(format);
+   return desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB;
+}
+
+static INLINE boolean
+util_format_has_depth(const struct util_format_description *desc)
+{
+   return desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS &&
+          desc->swizzle[0] != UTIL_FORMAT_SWIZZLE_NONE;
+}
+
+static INLINE boolean
+util_format_has_stencil(const struct util_format_description *desc)
+{
+   return desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS &&
+          desc->swizzle[1] != UTIL_FORMAT_SWIZZLE_NONE;
+}
+
+static INLINE boolean
 util_format_is_depth_or_stencil(enum pipe_format format)
 {
    const struct util_format_description *desc = util_format_description(format);
@@ -420,10 +441,11 @@ util_format_is_depth_or_stencil(enum pipe_format format)
       return FALSE;
    }
 
-   return desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS ? TRUE : FALSE;
+   return util_format_has_depth(desc) ||
+          util_format_has_stencil(desc);
 }
 
-static INLINE boolean 
+static INLINE boolean
 util_format_is_depth_and_stencil(enum pipe_format format)
 {
    const struct util_format_description *desc = util_format_description(format);
@@ -433,12 +455,8 @@ util_format_is_depth_and_stencil(enum pipe_format format)
       return FALSE;
    }
 
-   if (desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS) {
-      return FALSE;
-   }
-
-   return (desc->swizzle[0] != UTIL_FORMAT_SWIZZLE_NONE &&
-           desc->swizzle[1] != UTIL_FORMAT_SWIZZLE_NONE) ? TRUE : FALSE;
+   return util_format_has_depth(desc) &&
+          util_format_has_stencil(desc);
 }
 
 
diff --git a/mesalib/src/gallium/auxiliary/util/u_math.h b/mesalib/src/gallium/auxiliary/util/u_math.h
index 46d932293..c74c1da76 100644
--- a/mesalib/src/gallium/auxiliary/util/u_math.h
+++ b/mesalib/src/gallium/auxiliary/util/u_math.h
@@ -424,6 +424,22 @@ unsigned ffs( unsigned u )
 #endif
 
 
+/* Destructively loop over all of the bits in a mask as in:
+ *
+ * while (mymask) {
+ *   int i = u_bit_scan(&mymask);
+ *   ... process element i
+ * }
+ * 
+ */
+static INLINE int u_bit_scan(unsigned *mask)
+{
+   int i = ffs(*mask) - 1;
+   *mask &= ~(1 << i);
+   return i;
+}
+
+
 /**
  * Return float bits.
  */
diff --git a/mesalib/src/gallium/auxiliary/util/u_rect.c b/mesalib/src/gallium/auxiliary/util/u_rect.c
index b11fff791..59bebbcb7 100644
--- a/mesalib/src/gallium/auxiliary/util/u_rect.c
+++ b/mesalib/src/gallium/auxiliary/util/u_rect.c
@@ -1,164 +1,165 @@
-/**************************************************************************

- * 

- * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.

- * All Rights Reserved.

- * 

- * Permission is hereby granted, free of charge, to any person obtaining a

- * copy of this software and associated documentation files (the

- * "Software"), to deal in the Software without restriction, including

- * without limitation the rights to use, copy, modify, merge, publish,

- * distribute, sub license, and/or sell copies of the Software, and to

- * permit persons to whom the Software is furnished to do so, subject to

- * the following conditions:

- * 

- * The above copyright notice and this permission notice (including the

- * next paragraph) shall be included in all copies or substantial portions

- * of the Software.

- * 

- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.

- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR

- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,

- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

- * 

- **************************************************************************/

-

-/**

- * Rectangle-related helper functions.

- */

-

-

-#include "util/u_format.h"

-#include "util/u_rect.h"

-#include "util/u_pack_color.h"

-

-

-/**

- * Copy 2D rect from one place to another.

- * Position and sizes are in pixels.

- * src_stride may be negative to do vertical flip of pixels from source.

- */

-void

-util_copy_rect(ubyte * dst,

-               enum pipe_format format,

-               unsigned dst_stride,

-               unsigned dst_x,

-               unsigned dst_y,

-               unsigned width,

-               unsigned height,

-               const ubyte * src,

-               int src_stride,

-               unsigned src_x, 

-               unsigned src_y)

-{

-   unsigned i;

-   int src_stride_pos = src_stride < 0 ? -src_stride : src_stride;

-   int blocksize = util_format_get_blocksize(format);

-   int blockwidth = util_format_get_blockwidth(format);

-   int blockheight = util_format_get_blockheight(format);

-

-   assert(blocksize > 0);

-   assert(blockwidth > 0);

-   assert(blockheight > 0);

-

-   dst_x /= blockwidth;

-   dst_y /= blockheight;

-   width = (width + blockwidth - 1)/blockwidth;

-   height = (height + blockheight - 1)/blockheight;

-   src_x /= blockwidth;

-   src_y /= blockheight;

-   

-   dst += dst_x * blocksize;

-   src += src_x * blocksize;

-   dst += dst_y * dst_stride;

-   src += src_y * src_stride_pos;

-   width *= blocksize;

-

-   if (width == dst_stride && width == src_stride)

-      memcpy(dst, src, height * width);

-   else {

-      for (i = 0; i < height; i++) {

-         memcpy(dst, src, width);

-         dst += dst_stride;

-         src += src_stride;

-      }

-   }

-}

-

-void

-util_fill_rect(ubyte * dst,

-               enum pipe_format format,

-               unsigned dst_stride,

-               unsigned dst_x,

-               unsigned dst_y,

-               unsigned width,

-               unsigned height,

-               union util_color *uc)

-{

-   unsigned i, j;

-   unsigned width_size;

-   int blocksize = util_format_get_blocksize(format);

-   int blockwidth = util_format_get_blockwidth(format);

-   int blockheight = util_format_get_blockheight(format);

-

-   assert(blocksize > 0);

-   assert(blockwidth > 0);

-   assert(blockheight > 0);

-

-   dst_x /= blockwidth;

-   dst_y /= blockheight;

-   width = (width + blockwidth - 1)/blockwidth;

-   height = (height + blockheight - 1)/blockheight;

-

-   dst += dst_x * blocksize;

-   dst += dst_y * dst_stride;

-   width_size = width * blocksize;

-

-   switch (blocksize) {

-   case 1:

-      if(dst_stride == width_size)

-         memset(dst, uc->ub, height * width_size);

-      else {

-         for (i = 0; i < height; i++) {

-            memset(dst, uc->ub, width_size);

-            dst += dst_stride;

-         }

-      }

-      break;

-   case 2:

-      for (i = 0; i < height; i++) {

-         uint16_t *row = (uint16_t *)dst;

-         for (j = 0; j < width; j++)

-            *row++ = uc->us;

-         dst += dst_stride;

-      }

-      break;

-   case 4:

-      for (i = 0; i < height; i++) {

-         uint32_t *row = (uint32_t *)dst;

-         for (j = 0; j < width; j++)

-            *row++ = uc->ui;

-         dst += dst_stride;

-      }

-      break;

-   case 8:

-   case 12:

-   case 16:

-   case 24:

-   case 32:

-      for (i = 0; i < height; i++) {

-         ubyte *row = dst;

-         for (j = 0; j < width; j++) {

-            memcpy(row, uc, blocksize);

-            row += blocksize;

-         }

-         dst += dst_stride;

-      }

-      break;

-   default:

-      assert(0);

-      break;

-   }

-}

+/**************************************************************************
+ * 
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * 
+ **************************************************************************/
+
+/**
+ * Rectangle-related helper functions.
+ */
+
+
+#include "util/u_format.h"
+#include "util/u_rect.h"
+#include "util/u_pack_color.h"
+
+
+/**
+ * Copy 2D rect from one place to another.
+ * Position and sizes are in pixels.
+ * src_stride may be negative to do vertical flip of pixels from source.
+ */
+void
+util_copy_rect(ubyte * dst,
+               enum pipe_format format,
+               unsigned dst_stride,
+               unsigned dst_x,
+               unsigned dst_y,
+               unsigned width,
+               unsigned height,
+               const ubyte * src,
+               int src_stride,
+               unsigned src_x, 
+               unsigned src_y)
+{
+   unsigned i;
+   int src_stride_pos = src_stride < 0 ? -src_stride : src_stride;
+   int blocksize = util_format_get_blocksize(format);
+   int blockwidth = util_format_get_blockwidth(format);
+   int blockheight = util_format_get_blockheight(format);
+
+   assert(blocksize > 0);
+   assert(blockwidth > 0);
+   assert(blockheight > 0);
+
+   dst_x /= blockwidth;
+   dst_y /= blockheight;
+   width = (width + blockwidth - 1)/blockwidth;
+   height = (height + blockheight - 1)/blockheight;
+   src_x /= blockwidth;
+   src_y /= blockheight;
+   
+   dst += dst_x * blocksize;
+   src += src_x * blocksize;
+   dst += dst_y * dst_stride;
+   src += src_y * src_stride_pos;
+   width *= blocksize;
+
+   if (width == dst_stride && width == src_stride)
+      memcpy(dst, src, height * width);
+   else {
+      for (i = 0; i < height; i++) {
+         memcpy(dst, src, width);
+         dst += dst_stride;
+         src += src_stride;
+      }
+   }
+}
+
+void
+util_fill_rect(ubyte * dst,
+               enum pipe_format format,
+               unsigned dst_stride,
+               unsigned dst_x,
+               unsigned dst_y,
+               unsigned width,
+               unsigned height,
+               union util_color *uc)
+{
+   const struct util_format_description *desc = util_format_description(format);
+   unsigned i, j;
+   unsigned width_size;
+   int blocksize = desc->block.bits / 8;
+   int blockwidth = desc->block.width;
+   int blockheight = desc->block.height;
+
+   assert(blocksize > 0);
+   assert(blockwidth > 0);
+   assert(blockheight > 0);
+
+   dst_x /= blockwidth;
+   dst_y /= blockheight;
+   width = (width + blockwidth - 1)/blockwidth;
+   height = (height + blockheight - 1)/blockheight;
+
+   dst += dst_x * blocksize;
+   dst += dst_y * dst_stride;
+   width_size = width * blocksize;
+
+   switch (blocksize) {
+   case 1:
+      if(dst_stride == width_size)
+         memset(dst, uc->ub, height * width_size);
+      else {
+         for (i = 0; i < height; i++) {
+            memset(dst, uc->ub, width_size);
+            dst += dst_stride;
+         }
+      }
+      break;
+   case 2:
+      for (i = 0; i < height; i++) {
+         uint16_t *row = (uint16_t *)dst;
+         for (j = 0; j < width; j++)
+            *row++ = uc->us;
+         dst += dst_stride;
+      }
+      break;
+   case 4:
+      for (i = 0; i < height; i++) {
+         uint32_t *row = (uint32_t *)dst;
+         for (j = 0; j < width; j++)
+            *row++ = uc->ui;
+         dst += dst_stride;
+      }
+      break;
+   case 8:
+   case 12:
+   case 16:
+   case 24:
+   case 32:
+      for (i = 0; i < height; i++) {
+         ubyte *row = dst;
+         for (j = 0; j < width; j++) {
+            memcpy(row, uc, blocksize);
+            row += blocksize;
+         }
+         dst += dst_stride;
+      }
+      break;
+   default:
+      assert(0);
+      break;
+   }
+}
diff --git a/mesalib/src/glsl/Android.mk b/mesalib/src/glsl/Android.mk
index d0b3ff3be..9bf4ff782 100644
--- a/mesalib/src/glsl/Android.mk
+++ b/mesalib/src/glsl/Android.mk
@@ -70,6 +70,7 @@ CXX_SOURCES = \
 	loop_analysis.cpp \
 	loop_controls.cpp \
 	loop_unroll.cpp \
+	lower_clip_distance.cpp \
 	lower_discard.cpp \
 	lower_if_to_cond_assign.cpp \
 	lower_instructions.cpp \
diff --git a/mesalib/src/glsl/Makefile b/mesalib/src/glsl/Makefile
index 00b7b9164..b2efb2abc 100644
--- a/mesalib/src/glsl/Makefile
+++ b/mesalib/src/glsl/Makefile
@@ -56,6 +56,7 @@ CXX_SOURCES = \
 	loop_analysis.cpp \
 	loop_controls.cpp \
 	loop_unroll.cpp \
+	lower_clip_distance.cpp \
 	lower_discard.cpp \
 	lower_if_to_cond_assign.cpp \
 	lower_instructions.cpp \
diff --git a/mesalib/src/glsl/SConscript b/mesalib/src/glsl/SConscript
index 1da58a91f..b4786c5e5 100644
--- a/mesalib/src/glsl/SConscript
+++ b/mesalib/src/glsl/SConscript
@@ -67,6 +67,7 @@ glsl_sources = [
     'loop_analysis.cpp',
     'loop_controls.cpp',
     'loop_unroll.cpp',
+    'lower_clip_distance.cpp',
     'lower_discard.cpp',
     'lower_if_to_cond_assign.cpp',
     'lower_instructions.cpp',
diff --git a/mesalib/src/glsl/ast_function.cpp b/mesalib/src/glsl/ast_function.cpp
index ca45934a4..fc0d7497d 100644
--- a/mesalib/src/glsl/ast_function.cpp
+++ b/mesalib/src/glsl/ast_function.cpp
@@ -117,6 +117,7 @@ match_function_by_name(exec_list *instructions, const char *name,
       /* The current shader doesn't contain a matching function or signature.
        * Before giving up, look for the prototype in the built-in functions.
        */
+      _mesa_glsl_initialize_functions(state);
       for (unsigned i = 0; i < state->num_builtins_to_link; i++) {
 	 ir_function *builtin;
 	 builtin = state->builtins_to_link[i]->symbols->get_function(name);
diff --git a/mesalib/src/glsl/ast_to_hir.cpp b/mesalib/src/glsl/ast_to_hir.cpp
index ce29d5a87..91a223160 100644
--- a/mesalib/src/glsl/ast_to_hir.cpp
+++ b/mesalib/src/glsl/ast_to_hir.cpp
@@ -60,7 +60,6 @@ void
 _mesa_ast_to_hir(exec_list *instructions, struct _mesa_glsl_parse_state *state)
 {
    _mesa_glsl_initialize_variables(instructions, state);
-   _mesa_glsl_initialize_functions(state);
 
    state->symbols->language_version = state->language_version;
 
diff --git a/mesalib/src/glsl/glsl_parser_extras.cpp b/mesalib/src/glsl/glsl_parser_extras.cpp
index 8faddc578..a9075b2b1 100644
--- a/mesalib/src/glsl/glsl_parser_extras.cpp
+++ b/mesalib/src/glsl/glsl_parser_extras.cpp
@@ -52,6 +52,8 @@ _mesa_glsl_parse_state::_mesa_glsl_parse_state(struct gl_context *ctx,
    this->error = false;
    this->loop_or_switch_nesting = NULL;
 
+   this->num_builtins_to_link = 0;
+
    /* Set default language version and extensions */
    this->language_version = 110;
    this->es_shader = false;
diff --git a/mesalib/src/glsl/ir_hierarchical_visitor.h b/mesalib/src/glsl/ir_hierarchical_visitor.h
index dc177f5eb..bba046db4 100644
--- a/mesalib/src/glsl/ir_hierarchical_visitor.h
+++ b/mesalib/src/glsl/ir_hierarchical_visitor.h
@@ -178,6 +178,7 @@ void visit_tree(ir_instruction *ir,
 		void (*callback)(class ir_instruction *ir, void *data),
 		void *data);
 
-ir_visitor_status visit_list_elements(ir_hierarchical_visitor *v, exec_list *l);
+ir_visitor_status visit_list_elements(ir_hierarchical_visitor *v, exec_list *l,
+                                      bool statement_list = true);
 
 #endif /* IR_HIERARCHICAL_VISITOR_H */
diff --git a/mesalib/src/glsl/ir_hv_accept.cpp b/mesalib/src/glsl/ir_hv_accept.cpp
index d33fc85bf..0e78fda81 100644
--- a/mesalib/src/glsl/ir_hv_accept.cpp
+++ b/mesalib/src/glsl/ir_hv_accept.cpp
@@ -30,7 +30,13 @@
  */
 
 /**
- * Process a list of nodes using a hierarchical vistor
+ * Process a list of nodes using a hierarchical vistor.
+ *
+ * If statement_list is true (the default), this is a list of statements, so
+ * v->base_ir will be set to point to each statement just before iterating
+ * over it, and restored after iteration is complete.  If statement_list is
+ * false, this is a list that appears inside a statement (e.g. a parameter
+ * list), so v->base_ir will be left alone.
  *
  * \warning
  * This function will operate correctly if a node being processed is removed
@@ -38,19 +44,22 @@
  * processed, some of the added nodes may not be processed.
  */
 ir_visitor_status
-visit_list_elements(ir_hierarchical_visitor *v, exec_list *l)
+visit_list_elements(ir_hierarchical_visitor *v, exec_list *l,
+                    bool statement_list)
 {
    ir_instruction *prev_base_ir = v->base_ir;
 
    foreach_list_safe(n, l) {
       ir_instruction *const ir = (ir_instruction *) n;
-      v->base_ir = ir;
+      if (statement_list)
+         v->base_ir = ir;
       ir_visitor_status s = ir->accept(v);
 
       if (s != visit_continue)
 	 return s;
    }
-   v->base_ir = prev_base_ir;
+   if (statement_list)
+      v->base_ir = prev_base_ir;
 
    return visit_continue;
 }
@@ -129,7 +138,7 @@ ir_function::accept(ir_hierarchical_visitor *v)
    if (s != visit_continue)
       return (s == visit_continue_with_parent) ? visit_continue : s;
 
-   s = visit_list_elements(v, &this->signatures);
+   s = visit_list_elements(v, &this->signatures, false);
    return (s == visit_stop) ? s : v->visit_leave(this);
 }
 
@@ -317,7 +326,7 @@ ir_call::accept(ir_hierarchical_visitor *v)
    if (s != visit_continue)
       return (s == visit_continue_with_parent) ? visit_continue : s;
 
-   s = visit_list_elements(v, &this->actual_parameters);
+   s = visit_list_elements(v, &this->actual_parameters, false);
    if (s == visit_stop)
       return s;
 
diff --git a/mesalib/src/glsl/ir_optimization.h b/mesalib/src/glsl/ir_optimization.h
index 48448d4a1..af80e26b9 100644
--- a/mesalib/src/glsl/ir_optimization.h
+++ b/mesalib/src/glsl/ir_optimization.h
@@ -69,6 +69,7 @@ bool lower_noise(exec_list *instructions);
 bool lower_variable_index_to_cond_assign(exec_list *instructions,
     bool lower_input, bool lower_output, bool lower_temp, bool lower_uniform);
 bool lower_quadop_vector(exec_list *instructions, bool dont_lower_swz);
+bool lower_clip_distance(exec_list *instructions);
 bool optimize_redundant_jumps(exec_list *instructions);
 
 ir_rvalue *
diff --git a/mesalib/src/glsl/ir_reader.cpp b/mesalib/src/glsl/ir_reader.cpp
index 2d0bccb78..afb06b3be 100644
--- a/mesalib/src/glsl/ir_reader.cpp
+++ b/mesalib/src/glsl/ir_reader.cpp
@@ -79,7 +79,8 @@ _mesa_glsl_read_ir(_mesa_glsl_parse_state *state, exec_list *instructions,
 void
 ir_reader::read(exec_list *instructions, const char *src, bool scan_for_protos)
 {
-   s_expression *expr = s_expression::read_expression(mem_ctx, src);
+   void *sx_mem_ctx = ralloc_context(NULL);
+   s_expression *expr = s_expression::read_expression(sx_mem_ctx, src);
    if (expr == NULL) {
       ir_read_error(NULL, "couldn't parse S-Expression.");
       return;
@@ -92,7 +93,7 @@ ir_reader::read(exec_list *instructions, const char *src, bool scan_for_protos)
    }
 
    read_instructions(instructions, expr, NULL);
-   ralloc_free(expr);
+   ralloc_free(sx_mem_ctx);
 
    if (debug)
       validate_ir_tree(instructions);
diff --git a/mesalib/src/glsl/ir_variable.cpp b/mesalib/src/glsl/ir_variable.cpp
index e0b6f38f1..58be64bfa 100644
--- a/mesalib/src/glsl/ir_variable.cpp
+++ b/mesalib/src/glsl/ir_variable.cpp
@@ -621,9 +621,9 @@ generate_130_vs_variables(exec_list *instructions,
    const glsl_type *const clip_distance_array_type =
       glsl_type::get_array_instance(glsl_type::float_type, 0);
 
-   /* FINISHME: gl_ClipDistance needs a real location assigned. */
    add_variable(instructions, state->symbols,
-		"gl_ClipDistance", clip_distance_array_type, ir_var_out, -1);
+		"gl_ClipDistance", clip_distance_array_type, ir_var_out,
+                VERT_RESULT_CLIP_DIST0);
 
 }
 
@@ -841,9 +841,9 @@ generate_130_fs_variables(exec_list *instructions,
    const glsl_type *const clip_distance_array_type =
       glsl_type::get_array_instance(glsl_type::float_type, 0);
 
-   /* FINISHME: gl_ClipDistance needs a real location assigned. */
    add_variable(instructions, state->symbols,
-		"gl_ClipDistance", clip_distance_array_type, ir_var_in, -1);
+		"gl_ClipDistance", clip_distance_array_type, ir_var_in,
+                FRAG_ATTRIB_CLIP_DIST0);
 }
 
 static void
diff --git a/mesalib/src/glsl/linker.cpp b/mesalib/src/glsl/linker.cpp
index 195f58f29..d802a0a9b 100644
--- a/mesalib/src/glsl/linker.cpp
+++ b/mesalib/src/glsl/linker.cpp
@@ -244,7 +244,9 @@ count_attribute_slots(const glsl_type *t)
 
 
 /**
- * Verify that a vertex shader executable meets all semantic requirements
+ * Verify that a vertex shader executable meets all semantic requirements.
+ *
+ * Also sets prog->Vert.UsesClipDistance as a side effect.
  *
  * \param shader  Vertex shader executable to be verified
  */
@@ -279,6 +281,7 @@ validate_vertex_shader_executable(struct gl_shader_program *prog,
                       "and `gl_ClipDistance'\n");
          return false;
       }
+      prog->Vert.UsesClipDistance = clip_distance.variable_found();
    }
 
    return true;
@@ -1743,6 +1746,9 @@ link_shaders(struct gl_context *ctx, struct gl_shader_program *prog)
       if (!prog->LinkStatus)
 	 goto done;
 
+      if (ctx->ShaderCompilerOptions[i].LowerClipDistance)
+         lower_clip_distance(prog->_LinkedShaders[i]->ir);
+
       while (do_common_optimization(prog->_LinkedShaders[i]->ir, true, 32))
 	 ;
    }
diff --git a/mesalib/src/mesa/drivers/common/meta.h b/mesalib/src/mesa/drivers/common/meta.h
index 9d634ae56..3c917924a 100644
--- a/mesalib/src/mesa/drivers/common/meta.h
+++ b/mesalib/src/mesa/drivers/common/meta.h
@@ -26,6 +26,8 @@
 #ifndef META_H
 #define META_H
 
+#include "main/mtypes.h"
+
 /**
  * \name Flags for meta operations
  * \{
diff --git a/mesalib/src/mesa/main/attrib.c b/mesalib/src/mesa/main/attrib.c
index d38a1a466..2f391c5a8 100644
--- a/mesalib/src/mesa/main/attrib.c
+++ b/mesalib/src/mesa/main/attrib.c
@@ -1352,7 +1352,6 @@ copy_pixelstore(struct gl_context *ctx,
    dst->SkipImages = src->SkipImages;
    dst->SwapBytes = src->SwapBytes;
    dst->LsbFirst = src->LsbFirst;
-   dst->ClientStorage = src->ClientStorage;
    dst->Invert = src->Invert;
    _mesa_reference_buffer_object(ctx, &dst->BufferObj, src->BufferObj);
 }
diff --git a/mesalib/src/mesa/main/buffers.c b/mesalib/src/mesa/main/buffers.c
index a75c9c2e7..adea0f5f7 100644
--- a/mesalib/src/mesa/main/buffers.c
+++ b/mesalib/src/mesa/main/buffers.c
@@ -381,6 +381,7 @@ _mesa_drawbuffers(struct gl_context *ctx, GLuint n, const GLenum *buffers,
 {
    struct gl_framebuffer *fb = ctx->DrawBuffer;
    GLbitfield mask[MAX_DRAW_BUFFERS];
+   GLuint buf;
 
    if (!destMask) {
       /* compute destMask values now */
@@ -410,13 +411,10 @@ _mesa_drawbuffers(struct gl_context *ctx, GLuint n, const GLenum *buffers,
          destMask0 &= ~(1 << bufIndex);
       }
       fb->ColorDrawBuffer[0] = buffers[0];
-      if (fb->_NumColorDrawBuffers != count) {
-	 updated_drawbuffers(ctx);
-         fb->_NumColorDrawBuffers = count;
-      }
+      fb->_NumColorDrawBuffers = count;
    }
    else {
-      GLuint buf, count = 0;
+      GLuint count = 0;
       for (buf = 0; buf < n; buf++ ) {
          if (destMask[buf]) {
             GLint bufIndex = _mesa_ffs(destMask[buf]) - 1;
@@ -436,21 +434,22 @@ _mesa_drawbuffers(struct gl_context *ctx, GLuint n, const GLenum *buffers,
          }
          fb->ColorDrawBuffer[buf] = buffers[buf];
       }
-      /* set remaining outputs to -1 (GL_NONE) */
-      while (buf < ctx->Const.MaxDrawBuffers) {
-         if (fb->_ColorDrawBufferIndexes[buf] != -1) {
-	    updated_drawbuffers(ctx);
-            fb->_ColorDrawBufferIndexes[buf] = -1;
-         }
-         fb->ColorDrawBuffer[buf] = GL_NONE;
-         buf++;
-      }
       fb->_NumColorDrawBuffers = count;
    }
 
+   /* set remaining outputs to -1 (GL_NONE) */
+   for (buf = fb->_NumColorDrawBuffers; buf < ctx->Const.MaxDrawBuffers; buf++) {
+      if (fb->_ColorDrawBufferIndexes[buf] != -1) {
+         updated_drawbuffers(ctx);
+         fb->_ColorDrawBufferIndexes[buf] = -1;
+      }
+   }
+   for (buf = n; buf < ctx->Const.MaxDrawBuffers; buf++) {
+      fb->ColorDrawBuffer[buf] = GL_NONE;
+   }
+
    if (fb->Name == 0) {
       /* also set context drawbuffer state */
-      GLuint buf;
       for (buf = 0; buf < ctx->Const.MaxDrawBuffers; buf++) {
          if (ctx->Color.DrawBuffer[buf] != fb->ColorDrawBuffer[buf]) {
 	    updated_drawbuffers(ctx);
diff --git a/mesalib/src/mesa/main/enable.c b/mesalib/src/mesa/main/enable.c
index ba24ca77c..23b6a9480 100644
--- a/mesalib/src/mesa/main/enable.c
+++ b/mesalib/src/mesa/main/enable.c
@@ -295,12 +295,14 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
          }
          break;
 #if FEATURE_userclip
-      case GL_CLIP_PLANE0:
-      case GL_CLIP_PLANE1:
-      case GL_CLIP_PLANE2:
-      case GL_CLIP_PLANE3:
-      case GL_CLIP_PLANE4:
-      case GL_CLIP_PLANE5:
+      case GL_CLIP_DISTANCE0:
+      case GL_CLIP_DISTANCE1:
+      case GL_CLIP_DISTANCE2:
+      case GL_CLIP_DISTANCE3:
+      case GL_CLIP_DISTANCE4:
+      case GL_CLIP_DISTANCE5:
+      case GL_CLIP_DISTANCE6:
+      case GL_CLIP_DISTANCE7:
          {
             const GLuint p = cap - GL_CLIP_PLANE0;
 
diff --git a/mesalib/src/mesa/main/extensions.c b/mesalib/src/mesa/main/extensions.c
index 81bbca240..57b51d856 100644
--- a/mesalib/src/mesa/main/extensions.c
+++ b/mesalib/src/mesa/main/extensions.c
@@ -260,7 +260,6 @@ static const struct extension extension_table[] = {
    { "GL_AMD_draw_buffers_blend",                  o(ARB_draw_buffers_blend),                  GL,             2009 },
    { "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_client_storage",                    o(APPLE_client_storage),                    GL,             2002 },
    { "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 },
diff --git a/mesalib/src/mesa/main/get.c b/mesalib/src/mesa/main/get.c
index 45b27777a..827906900 100644
--- a/mesalib/src/mesa/main/get.c
+++ b/mesalib/src/mesa/main/get.c
@@ -888,7 +888,6 @@ static const struct value_desc values[] = {
    { GL_UNPACK_SWAP_BYTES, CONTEXT_BOOL(Unpack.SwapBytes), NO_EXTRA },
    { GL_UNPACK_SKIP_IMAGES_EXT, CONTEXT_INT(Unpack.SkipImages), NO_EXTRA },
    { GL_UNPACK_IMAGE_HEIGHT_EXT, CONTEXT_INT(Unpack.ImageHeight), NO_EXTRA },
-   { GL_UNPACK_CLIENT_STORAGE_APPLE, CONTEXT_BOOL(Unpack.ClientStorage), NO_EXTRA },
    { GL_ZOOM_X, CONTEXT_FLOAT(Pixel.ZoomX), NO_EXTRA },
    { GL_ZOOM_Y, CONTEXT_FLOAT(Pixel.ZoomY), NO_EXTRA },
 
diff --git a/mesalib/src/mesa/main/mtypes.h b/mesalib/src/mesa/main/mtypes.h
index 42831d773..cdb02b782 100644
--- a/mesalib/src/mesa/main/mtypes.h
+++ b/mesalib/src/mesa/main/mtypes.h
@@ -214,7 +214,9 @@ typedef enum
    VERT_RESULT_BFC0 = 13,
    VERT_RESULT_BFC1 = 14,
    VERT_RESULT_EDGE = 15,
-   VERT_RESULT_VAR0 = 16,  /**< shader varying */
+   VERT_RESULT_CLIP_DIST0 = 16,
+   VERT_RESULT_CLIP_DIST1 = 17,
+   VERT_RESULT_VAR0 = 18,  /**< shader varying */
    VERT_RESULT_MAX = (VERT_RESULT_VAR0 + MAX_VARYING)
 } gl_vert_result;
 
@@ -312,7 +314,9 @@ typedef enum
    FRAG_ATTRIB_TEX7 = 11,
    FRAG_ATTRIB_FACE = 12,  /**< front/back face */
    FRAG_ATTRIB_PNTC = 13,  /**< sprite/point coord */
-   FRAG_ATTRIB_VAR0 = 14,  /**< shader varying */
+   FRAG_ATTRIB_CLIP_DIST0 = 14,
+   FRAG_ATTRIB_CLIP_DIST1 = 15,
+   FRAG_ATTRIB_VAR0 = 16,  /**< shader varying */
    FRAG_ATTRIB_MAX = (FRAG_ATTRIB_VAR0 + MAX_VARYING)
 } gl_frag_attrib;
 
@@ -329,8 +333,8 @@ typedef enum
 static INLINE int
 _mesa_vert_result_to_frag_attrib(gl_vert_result vert_result)
 {
-   if (vert_result >= VERT_RESULT_VAR0)
-      return vert_result - VERT_RESULT_VAR0 + FRAG_ATTRIB_VAR0;
+   if (vert_result >= VERT_RESULT_CLIP_DIST0)
+      return vert_result - VERT_RESULT_CLIP_DIST0 + FRAG_ATTRIB_CLIP_DIST0;
    else if (vert_result <= VERT_RESULT_TEX7)
       return vert_result;
    else
@@ -351,8 +355,8 @@ _mesa_frag_attrib_to_vert_result(gl_frag_attrib frag_attrib)
 {
    if (frag_attrib <= FRAG_ATTRIB_TEX7)
       return frag_attrib;
-   else if (frag_attrib >= FRAG_ATTRIB_VAR0)
-      return frag_attrib - FRAG_ATTRIB_VAR0 + VERT_RESULT_VAR0;
+   else if (frag_attrib >= FRAG_ATTRIB_CLIP_DIST0)
+      return frag_attrib - FRAG_ATTRIB_CLIP_DIST0 + VERT_RESULT_CLIP_DIST0;
    else
       return -1;
 }
@@ -1254,11 +1258,6 @@ struct gl_texture_image
    GLuint HeightLog2;		/**< = log2(Height2) */
    GLuint DepthLog2;		/**< = log2(Depth2) */
    GLuint MaxLog2;		/**< = MAX(WidthLog2, HeightLog2) */
-   GLfloat WidthScale;		/**< used for mipmap LOD computation */
-   GLfloat HeightScale;		/**< used for mipmap LOD computation */
-   GLfloat DepthScale;		/**< used for mipmap LOD computation */
-   GLboolean IsClientData;	/**< Data owned by client? */
-   GLboolean _IsPowerOfTwo;	/**< Are all dimensions powers of two? */
 
    struct gl_texture_object *TexObject;  /**< Pointer back to parent object */
    GLuint Level;                /**< Which mipmap level am I? */
@@ -1559,7 +1558,6 @@ struct gl_pixelstore_attrib
    GLint SkipImages;
    GLboolean SwapBytes;
    GLboolean LsbFirst;
-   GLboolean ClientStorage; /**< GL_APPLE_client_storage */
    GLboolean Invert;        /**< GL_MESA_pack_invert */
    struct gl_buffer_object *BufferObj; /**< GL_ARB_pixel_buffer_object */
 };
@@ -1882,6 +1880,7 @@ struct gl_vertex_program
    struct gl_program Base;   /**< base class */
    GLboolean IsNVProgram;    /**< is this a GL_NV_vertex_program program? */
    GLboolean IsPositionInvariant;
+   GLboolean UsesClipDistance;
 };
 
 
@@ -2167,6 +2166,11 @@ struct gl_shader_program
       GLenum OutputType; /**< GL_POINTS, GL_LINE_STRIP or GL_TRIANGLE_STRIP */
    } Geom;
 
+   /** Vertex shader state - copied into gl_vertex_program at link time */
+   struct {
+      GLboolean UsesClipDistance; /**< True if gl_ClipDistance is written to. */
+   } Vert;
+
    /* post-link info: */
    struct gl_vertex_program *VertexProgram;     /**< Linked vertex program */
    struct gl_fragment_program *FragmentProgram; /**< Linked fragment prog */
@@ -2241,6 +2245,7 @@ struct gl_shader_compiler_options
    GLboolean EmitNoMainReturn;            /**< Emit CONT/RET opcodes? */
    GLboolean EmitNoNoise;                 /**< Emit NOISE opcodes? */
    GLboolean EmitNoPow;                   /**< Emit POW opcodes? */
+   GLboolean LowerClipDistance; /**< Lower gl_ClipDistance from float[8] to vec4[2]? */
 
    /**
     * \name Forms of indirect addressing the driver cannot do.
@@ -2862,7 +2867,6 @@ struct gl_extensions
    /* vendor extensions */
    GLboolean AMD_conservative_depth;
    GLboolean AMD_seamless_cubemap_per_texture;
-   GLboolean APPLE_client_storage;
    GLboolean APPLE_packed_pixels;
    GLboolean APPLE_vertex_array_object;
    GLboolean APPLE_object_purgeable;
diff --git a/mesalib/src/mesa/main/pixelstore.c b/mesalib/src/mesa/main/pixelstore.c
index f07115e6d..d957950ed 100644
--- a/mesalib/src/mesa/main/pixelstore.c
+++ b/mesalib/src/mesa/main/pixelstore.c
@@ -1,284 +1,275 @@
-/*

- * Mesa 3-D graphics library

- * Version:  7.1

- *

- * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.

- *

- * Permission is hereby granted, free of charge, to any person obtaining a

- * copy of this software and associated documentation files (the "Software"),

- * to deal in the Software without restriction, including without limitation

- * the rights to use, copy, modify, merge, publish, distribute, sublicense,

- * and/or sell copies of the Software, and to permit persons to whom the

- * Software is furnished to do so, subject to the following conditions:

- *

- * The above copyright notice and this permission notice shall be included

- * in all copies or substantial portions of the Software.

- *

- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN

- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN

- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

- */

-

-/**

- * \file pixelstore.c

- * glPixelStore functions.

- */

-

-

-#include "glheader.h"

-#include "bufferobj.h"

-#include "context.h"

-#include "pixelstore.h"

-#include "mfeatures.h"

-#include "mtypes.h"

-

-

-void GLAPIENTRY

-_mesa_PixelStorei( GLenum pname, GLint param )

-{

-   /* NOTE: this call can't be compiled into the display list */

-   GET_CURRENT_CONTEXT(ctx);

-   ASSERT_OUTSIDE_BEGIN_END(ctx);

-

-   switch (pname) {

-      case GL_PACK_SWAP_BYTES:

-	 if (param == (GLint)ctx->Pack.SwapBytes)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-         ctx->Pack.SwapBytes = param ? GL_TRUE : GL_FALSE;

-	 break;

-      case GL_PACK_LSB_FIRST:

-	 if (param == (GLint)ctx->Pack.LsbFirst)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-         ctx->Pack.LsbFirst = param ? GL_TRUE : GL_FALSE;

-	 break;

-      case GL_PACK_ROW_LENGTH:

-	 if (param<0) {

-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );

-	    return;

-	 }

-	 if (ctx->Pack.RowLength == param)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-	 ctx->Pack.RowLength = param;

-	 break;

-      case GL_PACK_IMAGE_HEIGHT:

-         if (param<0) {

-            _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );

-	    return;

-	 }

-	 if (ctx->Pack.ImageHeight == param)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-	 ctx->Pack.ImageHeight = param;

-         break;

-      case GL_PACK_SKIP_PIXELS:

-	 if (param<0) {

-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );

-	    return;

-	 }

-	 if (ctx->Pack.SkipPixels == param)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-	 ctx->Pack.SkipPixels = param;

-	 break;

-      case GL_PACK_SKIP_ROWS:

-	 if (param<0) {

-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );

-	    return;

-	 }

-	 if (ctx->Pack.SkipRows == param)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-	 ctx->Pack.SkipRows = param;

-	 break;

-      case GL_PACK_SKIP_IMAGES:

-	 if (param<0) {

-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );

-	    return;

-	 }

-	 if (ctx->Pack.SkipImages == param)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-	 ctx->Pack.SkipImages = param;

-	 break;

-      case GL_PACK_ALIGNMENT:

-         if (param!=1 && param!=2 && param!=4 && param!=8) {

-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );

-	    return;

-	 }

-	 if (ctx->Pack.Alignment == param)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-	 ctx->Pack.Alignment = param;

-	 break;

-      case GL_PACK_INVERT_MESA:

-         if (!ctx->Extensions.MESA_pack_invert) {

-            _mesa_error( ctx, GL_INVALID_ENUM, "glPixelstore(pname)" );

-            return;

-         }

-         if (ctx->Pack.Invert == param)

-            return;

-         FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-         ctx->Pack.Invert = param;

-         break;

-

-      case GL_UNPACK_SWAP_BYTES:

-	 if (param == (GLint)ctx->Unpack.SwapBytes)

-	    return;

-	 if ((GLint)ctx->Unpack.SwapBytes == param)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-	 ctx->Unpack.SwapBytes = param ? GL_TRUE : GL_FALSE;

-         break;

-      case GL_UNPACK_LSB_FIRST:

-	 if (param == (GLint)ctx->Unpack.LsbFirst)

-	    return;

-	 if ((GLint)ctx->Unpack.LsbFirst == param)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-	 ctx->Unpack.LsbFirst = param ? GL_TRUE : GL_FALSE;

-	 break;

-      case GL_UNPACK_ROW_LENGTH:

-	 if (param<0) {

-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );

-	    return;

-	 }

-	 if (ctx->Unpack.RowLength == param)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-	 ctx->Unpack.RowLength = param;

-	 break;

-      case GL_UNPACK_IMAGE_HEIGHT:

-         if (param<0) {

-            _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );

-	    return;

-	 }

-	 if (ctx->Unpack.ImageHeight == param)

-	    return;

-

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-	 ctx->Unpack.ImageHeight = param;

-         break;

-      case GL_UNPACK_SKIP_PIXELS:

-	 if (param<0) {

-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );

-	    return;

-	 }

-	 if (ctx->Unpack.SkipPixels == param)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-	 ctx->Unpack.SkipPixels = param;

-	 break;

-      case GL_UNPACK_SKIP_ROWS:

-	 if (param<0) {

-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );

-	    return;

-	 }

-	 if (ctx->Unpack.SkipRows == param)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-	 ctx->Unpack.SkipRows = param;

-	 break;

-      case GL_UNPACK_SKIP_IMAGES:

-	 if (param < 0) {

-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );

-	    return;

-	 }

-	 if (ctx->Unpack.SkipImages == param)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-	 ctx->Unpack.SkipImages = param;

-	 break;

-      case GL_UNPACK_ALIGNMENT:

-         if (param!=1 && param!=2 && param!=4 && param!=8) {

-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore" );

-	    return;

-	 }

-	 if (ctx->Unpack.Alignment == param)

-	    return;

-	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-	 ctx->Unpack.Alignment = param;

-	 break;

-      case GL_UNPACK_CLIENT_STORAGE_APPLE:

-         if (param == (GLint)ctx->Unpack.ClientStorage)

-            return;

-         FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);

-         ctx->Unpack.ClientStorage = param ? GL_TRUE : GL_FALSE;

-         break;

-      default:

-	 _mesa_error( ctx, GL_INVALID_ENUM, "glPixelStore" );

-	 return;

-   }

-}

-

-

-void GLAPIENTRY

-_mesa_PixelStoref( GLenum pname, GLfloat param )

-{

-   _mesa_PixelStorei( pname, (GLint) param );

-}

-

-

-

-/**

- * Initialize the context's pixel store state.

- */

-void

-_mesa_init_pixelstore( struct gl_context *ctx )

-{

-   /* Pixel transfer */

-   ctx->Pack.Alignment = 4;

-   ctx->Pack.RowLength = 0;

-   ctx->Pack.ImageHeight = 0;

-   ctx->Pack.SkipPixels = 0;

-   ctx->Pack.SkipRows = 0;

-   ctx->Pack.SkipImages = 0;

-   ctx->Pack.SwapBytes = GL_FALSE;

-   ctx->Pack.LsbFirst = GL_FALSE;

-   ctx->Pack.ClientStorage = GL_FALSE;

-   ctx->Pack.Invert = GL_FALSE;

-#if FEATURE_EXT_pixel_buffer_object

-   _mesa_reference_buffer_object(ctx, &ctx->Pack.BufferObj,

-                                 ctx->Shared->NullBufferObj);

-#endif

-   ctx->Unpack.Alignment = 4;

-   ctx->Unpack.RowLength = 0;

-   ctx->Unpack.ImageHeight = 0;

-   ctx->Unpack.SkipPixels = 0;

-   ctx->Unpack.SkipRows = 0;

-   ctx->Unpack.SkipImages = 0;

-   ctx->Unpack.SwapBytes = GL_FALSE;

-   ctx->Unpack.LsbFirst = GL_FALSE;

-   ctx->Unpack.ClientStorage = GL_FALSE;

-   ctx->Unpack.Invert = GL_FALSE;

-#if FEATURE_EXT_pixel_buffer_object

-   _mesa_reference_buffer_object(ctx, &ctx->Unpack.BufferObj,

-                                 ctx->Shared->NullBufferObj);

-#endif

-

-   /*

-    * _mesa_unpack_image() returns image data in this format.  When we

-    * execute image commands (glDrawPixels(), glTexImage(), etc) from

-    * within display lists we have to be sure to set the current

-    * unpacking parameters to these values!

-    */

-   ctx->DefaultPacking.Alignment = 1;

-   ctx->DefaultPacking.RowLength = 0;

-   ctx->DefaultPacking.SkipPixels = 0;

-   ctx->DefaultPacking.SkipRows = 0;

-   ctx->DefaultPacking.ImageHeight = 0;

-   ctx->DefaultPacking.SkipImages = 0;

-   ctx->DefaultPacking.SwapBytes = GL_FALSE;

-   ctx->DefaultPacking.LsbFirst = GL_FALSE;

-   ctx->DefaultPacking.ClientStorage = GL_FALSE;

-   ctx->DefaultPacking.Invert = GL_FALSE;

-#if FEATURE_EXT_pixel_buffer_object

-   _mesa_reference_buffer_object(ctx, &ctx->DefaultPacking.BufferObj,

-                                 ctx->Shared->NullBufferObj);

-#endif

-}

+/*
+ * Mesa 3-D graphics library
+ * Version:  7.1
+ *
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/**
+ * \file pixelstore.c
+ * glPixelStore functions.
+ */
+
+
+#include "glheader.h"
+#include "bufferobj.h"
+#include "context.h"
+#include "pixelstore.h"
+#include "mfeatures.h"
+#include "mtypes.h"
+
+
+void GLAPIENTRY
+_mesa_PixelStorei( GLenum pname, GLint param )
+{
+   /* NOTE: this call can't be compiled into the display list */
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+   switch (pname) {
+      case GL_PACK_SWAP_BYTES:
+	 if (param == (GLint)ctx->Pack.SwapBytes)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+         ctx->Pack.SwapBytes = param ? GL_TRUE : GL_FALSE;
+	 break;
+      case GL_PACK_LSB_FIRST:
+	 if (param == (GLint)ctx->Pack.LsbFirst)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+         ctx->Pack.LsbFirst = param ? GL_TRUE : GL_FALSE;
+	 break;
+      case GL_PACK_ROW_LENGTH:
+	 if (param<0) {
+	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
+	    return;
+	 }
+	 if (ctx->Pack.RowLength == param)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+	 ctx->Pack.RowLength = param;
+	 break;
+      case GL_PACK_IMAGE_HEIGHT:
+         if (param<0) {
+            _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
+	    return;
+	 }
+	 if (ctx->Pack.ImageHeight == param)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+	 ctx->Pack.ImageHeight = param;
+         break;
+      case GL_PACK_SKIP_PIXELS:
+	 if (param<0) {
+	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
+	    return;
+	 }
+	 if (ctx->Pack.SkipPixels == param)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+	 ctx->Pack.SkipPixels = param;
+	 break;
+      case GL_PACK_SKIP_ROWS:
+	 if (param<0) {
+	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
+	    return;
+	 }
+	 if (ctx->Pack.SkipRows == param)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+	 ctx->Pack.SkipRows = param;
+	 break;
+      case GL_PACK_SKIP_IMAGES:
+	 if (param<0) {
+	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
+	    return;
+	 }
+	 if (ctx->Pack.SkipImages == param)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+	 ctx->Pack.SkipImages = param;
+	 break;
+      case GL_PACK_ALIGNMENT:
+         if (param!=1 && param!=2 && param!=4 && param!=8) {
+	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
+	    return;
+	 }
+	 if (ctx->Pack.Alignment == param)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+	 ctx->Pack.Alignment = param;
+	 break;
+      case GL_PACK_INVERT_MESA:
+         if (!ctx->Extensions.MESA_pack_invert) {
+            _mesa_error( ctx, GL_INVALID_ENUM, "glPixelstore(pname)" );
+            return;
+         }
+         if (ctx->Pack.Invert == param)
+            return;
+         FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+         ctx->Pack.Invert = param;
+         break;
+
+      case GL_UNPACK_SWAP_BYTES:
+	 if (param == (GLint)ctx->Unpack.SwapBytes)
+	    return;
+	 if ((GLint)ctx->Unpack.SwapBytes == param)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+	 ctx->Unpack.SwapBytes = param ? GL_TRUE : GL_FALSE;
+         break;
+      case GL_UNPACK_LSB_FIRST:
+	 if (param == (GLint)ctx->Unpack.LsbFirst)
+	    return;
+	 if ((GLint)ctx->Unpack.LsbFirst == param)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+	 ctx->Unpack.LsbFirst = param ? GL_TRUE : GL_FALSE;
+	 break;
+      case GL_UNPACK_ROW_LENGTH:
+	 if (param<0) {
+	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
+	    return;
+	 }
+	 if (ctx->Unpack.RowLength == param)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+	 ctx->Unpack.RowLength = param;
+	 break;
+      case GL_UNPACK_IMAGE_HEIGHT:
+         if (param<0) {
+            _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
+	    return;
+	 }
+	 if (ctx->Unpack.ImageHeight == param)
+	    return;
+
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+	 ctx->Unpack.ImageHeight = param;
+         break;
+      case GL_UNPACK_SKIP_PIXELS:
+	 if (param<0) {
+	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
+	    return;
+	 }
+	 if (ctx->Unpack.SkipPixels == param)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+	 ctx->Unpack.SkipPixels = param;
+	 break;
+      case GL_UNPACK_SKIP_ROWS:
+	 if (param<0) {
+	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
+	    return;
+	 }
+	 if (ctx->Unpack.SkipRows == param)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+	 ctx->Unpack.SkipRows = param;
+	 break;
+      case GL_UNPACK_SKIP_IMAGES:
+	 if (param < 0) {
+	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
+	    return;
+	 }
+	 if (ctx->Unpack.SkipImages == param)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+	 ctx->Unpack.SkipImages = param;
+	 break;
+      case GL_UNPACK_ALIGNMENT:
+         if (param!=1 && param!=2 && param!=4 && param!=8) {
+	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore" );
+	    return;
+	 }
+	 if (ctx->Unpack.Alignment == param)
+	    return;
+	 FLUSH_VERTICES(ctx, _NEW_PACKUNPACK);
+	 ctx->Unpack.Alignment = param;
+	 break;
+      default:
+	 _mesa_error( ctx, GL_INVALID_ENUM, "glPixelStore" );
+	 return;
+   }
+}
+
+
+void GLAPIENTRY
+_mesa_PixelStoref( GLenum pname, GLfloat param )
+{
+   _mesa_PixelStorei( pname, (GLint) param );
+}
+
+
+
+/**
+ * Initialize the context's pixel store state.
+ */
+void
+_mesa_init_pixelstore( struct gl_context *ctx )
+{
+   /* Pixel transfer */
+   ctx->Pack.Alignment = 4;
+   ctx->Pack.RowLength = 0;
+   ctx->Pack.ImageHeight = 0;
+   ctx->Pack.SkipPixels = 0;
+   ctx->Pack.SkipRows = 0;
+   ctx->Pack.SkipImages = 0;
+   ctx->Pack.SwapBytes = GL_FALSE;
+   ctx->Pack.LsbFirst = GL_FALSE;
+   ctx->Pack.Invert = GL_FALSE;
+#if FEATURE_EXT_pixel_buffer_object
+   _mesa_reference_buffer_object(ctx, &ctx->Pack.BufferObj,
+                                 ctx->Shared->NullBufferObj);
+#endif
+   ctx->Unpack.Alignment = 4;
+   ctx->Unpack.RowLength = 0;
+   ctx->Unpack.ImageHeight = 0;
+   ctx->Unpack.SkipPixels = 0;
+   ctx->Unpack.SkipRows = 0;
+   ctx->Unpack.SkipImages = 0;
+   ctx->Unpack.SwapBytes = GL_FALSE;
+   ctx->Unpack.LsbFirst = GL_FALSE;
+   ctx->Unpack.Invert = GL_FALSE;
+#if FEATURE_EXT_pixel_buffer_object
+   _mesa_reference_buffer_object(ctx, &ctx->Unpack.BufferObj,
+                                 ctx->Shared->NullBufferObj);
+#endif
+
+   /*
+    * _mesa_unpack_image() returns image data in this format.  When we
+    * execute image commands (glDrawPixels(), glTexImage(), etc) from
+    * within display lists we have to be sure to set the current
+    * unpacking parameters to these values!
+    */
+   ctx->DefaultPacking.Alignment = 1;
+   ctx->DefaultPacking.RowLength = 0;
+   ctx->DefaultPacking.SkipPixels = 0;
+   ctx->DefaultPacking.SkipRows = 0;
+   ctx->DefaultPacking.ImageHeight = 0;
+   ctx->DefaultPacking.SkipImages = 0;
+   ctx->DefaultPacking.SwapBytes = GL_FALSE;
+   ctx->DefaultPacking.LsbFirst = GL_FALSE;
+   ctx->DefaultPacking.Invert = GL_FALSE;
+#if FEATURE_EXT_pixel_buffer_object
+   _mesa_reference_buffer_object(ctx, &ctx->DefaultPacking.BufferObj,
+                                 ctx->Shared->NullBufferObj);
+#endif
+}
diff --git a/mesalib/src/mesa/main/teximage.c b/mesalib/src/mesa/main/teximage.c
index fa00183ac..65fe23cac 100644
--- a/mesalib/src/mesa/main/teximage.c
+++ b/mesalib/src/mesa/main/teximage.c
@@ -610,7 +610,7 @@ _mesa_free_texture_image_data(struct gl_context *ctx,
 {
    (void) ctx;
 
-   if (texImage->Data && !texImage->IsClientData) {
+   if (texImage->Data) {
       /* free the old texture data */
       _mesa_free_texmemory(texImage->Data);
    }
@@ -1159,13 +1159,6 @@ _mesa_init_teximage_fields(struct gl_context *ctx, GLenum target,
 
    img->MaxLog2 = MAX2(img->WidthLog2, img->HeightLog2);
 
-   if ((width == 1 || _mesa_is_pow_two(img->Width2)) &&
-       (height == 1 || _mesa_is_pow_two(img->Height2)) &&
-       (depth == 1 || _mesa_is_pow_two(img->Depth2)))
-      img->_IsPowerOfTwo = GL_TRUE;
-   else
-      img->_IsPowerOfTwo = GL_FALSE;
-
    /* RowStride and ImageOffsets[] describe how to address texels in 'Data' */
    img->RowStride = width;
    /* Allocate the ImageOffsets array and initialize to typical values.
@@ -1179,19 +1172,6 @@ _mesa_init_teximage_fields(struct gl_context *ctx, GLenum target,
       img->ImageOffsets[i] = i * width * height;
    }
 
-   /* Compute Width/Height/DepthScale for mipmap lod computation */
-   if (target == GL_TEXTURE_RECTANGLE_NV) {
-      /* scale = 1.0 since texture coords directly map to texels */
-      img->WidthScale = 1.0;
-      img->HeightScale = 1.0;
-      img->DepthScale = 1.0;
-   }
-   else {
-      img->WidthScale = (GLfloat) img->Width;
-      img->HeightScale = (GLfloat) img->Height;
-      img->DepthScale = (GLfloat) img->Depth;
-   }
-
    img->TexFormat = format;
 }
 
diff --git a/mesalib/src/mesa/program/ir_to_mesa.cpp b/mesalib/src/mesa/program/ir_to_mesa.cpp
index 5e565e4ed..7b2c69fdb 100644
--- a/mesalib/src/mesa/program/ir_to_mesa.cpp
+++ b/mesalib/src/mesa/program/ir_to_mesa.cpp
@@ -3291,6 +3291,8 @@ _mesa_ir_link_shader(struct gl_context *ctx, struct gl_shader_program *prog)
 
          switch (prog->_LinkedShaders[i]->Type) {
          case GL_VERTEX_SHADER:
+            ((struct gl_vertex_program *)linked_prog)->UsesClipDistance
+               = prog->Vert.UsesClipDistance;
             _mesa_reference_vertprog(ctx, &prog->VertexProgram,
                                      (struct gl_vertex_program *)linked_prog);
             ok = ctx->Driver.ProgramStringNotify(ctx, GL_VERTEX_PROGRAM_ARB,
diff --git a/mesalib/src/mesa/state_tracker/st_cb_fbo.c b/mesalib/src/mesa/state_tracker/st_cb_fbo.c
index d43f67ac9..05139ec5a 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_fbo.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_fbo.c
@@ -47,6 +47,7 @@
 #include "st_context.h"
 #include "st_cb_fbo.h"
 #include "st_cb_flush.h"
+#include "st_cb_texture.h"
 #include "st_format.h"
 #include "st_texture.h"
 #include "st_manager.h"
@@ -340,15 +341,17 @@ st_render_texture(struct gl_context *ctx,
    struct pipe_context *pipe = st->pipe;
    struct st_renderbuffer *strb;
    struct gl_renderbuffer *rb;
-   struct pipe_resource *pt = st_get_texobj_resource(att->Texture);
+   struct pipe_resource *pt;
    struct st_texture_object *stObj;
    const struct gl_texture_image *texImage;
    struct pipe_surface surf_tmpl;
 
-   /* When would this fail?  Perhaps assert? */
-   if (!pt) 
+   if (!st_finalize_texture(ctx, pipe, att->Texture))
       return;
 
+   pt = st_get_texobj_resource(att->Texture);
+   assert(pt);
+
    /* get pointer to texture image we're rendeing to */
    texImage = _mesa_get_attachment_teximage(att);
 
diff --git a/mesalib/src/mesa/state_tracker/st_cb_texture.c b/mesalib/src/mesa/state_tracker/st_cb_texture.c
index 97c1fabd5..e744a9f0d 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_texture.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_texture.c
@@ -577,8 +577,7 @@ st_TexImage(struct gl_context * ctx,
     */
    if (stObj->pt) {
       if (level > (GLint) stObj->pt->last_level ||
-          !st_texture_match_image(stObj->pt, &stImage->base,
-                                  stImage->base.Face, stImage->base.Level)) {
+          !st_texture_match_image(stObj->pt, &stImage->base)) {
          DBG("release it\n");
          pipe_resource_reference(&stObj->pt, NULL);
          assert(!stObj->pt);
@@ -611,8 +610,7 @@ st_TexImage(struct gl_context * ctx,
     * in its own buffer.
     */
    if (stObj->pt &&
-       st_texture_match_image(stObj->pt, &stImage->base,
-                              stImage->base.Face, stImage->base.Level)) {
+       st_texture_match_image(stObj->pt, &stImage->base)) {
 
       pipe_resource_reference(&stImage->pt, stObj->pt);
       assert(stImage->pt);
diff --git a/mesalib/src/mesa/state_tracker/st_texture.c b/mesalib/src/mesa/state_tracker/st_texture.c
index c5dc7dcc4..c18268829 100644
--- a/mesalib/src/mesa/state_tracker/st_texture.c
+++ b/mesalib/src/mesa/state_tracker/st_texture.c
@@ -170,8 +170,7 @@ st_gl_texture_dims_to_pipe_dims(GLenum texture,
  */
 GLboolean
 st_texture_match_image(const struct pipe_resource *pt,
-                       const struct gl_texture_image *image,
-                       GLuint face, GLuint level)
+                       const struct gl_texture_image *image)
 {
    GLuint ptWidth, ptHeight, ptDepth, ptLayers;
 
@@ -192,9 +191,9 @@ st_texture_match_image(const struct pipe_resource *pt,
    /* Test if this image's size matches what's expected in the
     * established texture.
     */
-   if (ptWidth != u_minify(pt->width0, level) ||
-       ptHeight != u_minify(pt->height0, level) ||
-       ptDepth != u_minify(pt->depth0, level) ||
+   if (ptWidth != u_minify(pt->width0, image->Level) ||
+       ptHeight != u_minify(pt->height0, image->Level) ||
+       ptDepth != u_minify(pt->depth0, image->Level) ||
        ptLayers != pt->array_size)
       return GL_FALSE;
 
@@ -366,9 +365,15 @@ st_texture_image_copy(struct pipe_context *pipe,
    struct pipe_box src_box;
    GLuint i;
 
-   assert(u_minify(src->width0, srcLevel) == width);
-   assert(u_minify(src->height0, srcLevel) == height);
-   assert(u_minify(src->depth0, srcLevel) == depth);
+   if (u_minify(src->width0, srcLevel) != width ||
+       u_minify(src->height0, srcLevel) != height ||
+       u_minify(src->depth0, srcLevel) != depth) {
+      /* The source image size doesn't match the destination image size.
+       * This can happen in some degenerate situations such as rendering to a
+       * cube map face which was set up with mismatched texture sizes.
+       */
+      return;
+   }
 
    src_box.x = 0;
    src_box.y = 0;
diff --git a/mesalib/src/mesa/state_tracker/st_texture.h b/mesalib/src/mesa/state_tracker/st_texture.h
index 50b7284e7..dd3bc7310 100644
--- a/mesalib/src/mesa/state_tracker/st_texture.h
+++ b/mesalib/src/mesa/state_tracker/st_texture.h
@@ -184,8 +184,7 @@ st_gl_texture_dims_to_pipe_dims(GLenum texture,
  */
 extern GLboolean
 st_texture_match_image(const struct pipe_resource *pt,
-                       const struct gl_texture_image *image,
-                       GLuint face, GLuint level);
+                       const struct gl_texture_image *image);
 
 /* Return a pointer to an image within a texture.  Return image stride as
  * well.
diff --git a/mesalib/src/mesa/swrast/s_context.h b/mesalib/src/mesa/swrast/s_context.h
index 8357483a2..1e0bfc0f9 100644
--- a/mesalib/src/mesa/swrast/s_context.h
+++ b/mesalib/src/mesa/swrast/s_context.h
@@ -139,11 +139,12 @@ struct swrast_texture_image
 {
    struct gl_texture_image Base;
 
-#if 0
+   GLboolean _IsPowerOfTwo;  /**< Are all dimensions powers of two? */
+
    /** used for mipmap LOD computation */
    GLfloat WidthScale, HeightScale, DepthScale;
-   GLboolean _IsPowerOfTwo;  /**< Are all dimensions powers of two? */
 
+#if 0
    GLubyte *Data;    /**< The actual texture data in malloc'd memory */
 
    GLint TexelSize;  /**< bytes per texel block */
diff --git a/mesalib/src/mesa/swrast/s_fragprog.c b/mesalib/src/mesa/swrast/s_fragprog.c
index b6bfeaed4..9513b1c46 100644
--- a/mesalib/src/mesa/swrast/s_fragprog.c
+++ b/mesalib/src/mesa/swrast/s_fragprog.c
@@ -103,8 +103,10 @@ fetch_texel_deriv( struct gl_context *ctx, const GLfloat texcoord[4],
    if (texObj) {
       const struct gl_texture_image *texImg =
          texObj->Image[0][texObj->BaseLevel];
-      const GLfloat texW = (GLfloat) texImg->WidthScale;
-      const GLfloat texH = (GLfloat) texImg->HeightScale;
+      const struct swrast_texture_image *swImg =
+         swrast_texture_image_const(texImg);
+      const GLfloat texW = (GLfloat) swImg->WidthScale;
+      const GLfloat texH = (GLfloat) swImg->HeightScale;
       GLfloat lambda;
       GLfloat rgba[4];
 
diff --git a/mesalib/src/mesa/swrast/s_span.c b/mesalib/src/mesa/swrast/s_span.c
index 16ff7ff02..4631ff3d5 100644
--- a/mesalib/src/mesa/swrast/s_span.c
+++ b/mesalib/src/mesa/swrast/s_span.c
@@ -490,6 +490,9 @@ interpolate_texcoords(struct gl_context *ctx, SWspan *span)
 
          if (obj) {
             const struct gl_texture_image *img = obj->Image[0][obj->BaseLevel];
+            const struct swrast_texture_image *swImg =
+               swrast_texture_image_const(img);
+
             needLambda = (obj->Sampler.MinFilter != obj->Sampler.MagFilter)
                || ctx->FragmentProgram._Current;
             /* LOD is calculated directly in the ansiotropic filter, we can
@@ -499,8 +502,8 @@ interpolate_texcoords(struct gl_context *ctx, SWspan *span)
                 obj->Sampler.MinFilter == GL_LINEAR_MIPMAP_LINEAR) {
                needLambda = GL_FALSE;
             }
-            texW = img->WidthScale;
-            texH = img->HeightScale;
+            texW = swImg->WidthScale;
+            texH = swImg->HeightScale;
          }
          else {
             /* using a fragment program */
diff --git a/mesalib/src/mesa/swrast/s_texfilter.c b/mesalib/src/mesa/swrast/s_texfilter.c
index a7a190ab6..dd3761986 100644
--- a/mesalib/src/mesa/swrast/s_texfilter.c
+++ b/mesalib/src/mesa/swrast/s_texfilter.c
@@ -159,11 +159,12 @@ linear_texel_locations(GLenum wrapMode,
                        GLint size, GLfloat s,
                        GLint *i0, GLint *i1, GLfloat *weight)
 {
+   const struct swrast_texture_image *swImg = swrast_texture_image_const(img);
    GLfloat u;
    switch (wrapMode) {
    case GL_REPEAT:
       u = s * size - 0.5F;
-      if (img->_IsPowerOfTwo) {
+      if (swImg->_IsPowerOfTwo) {
          *i0 = IFLOOR(u) & (size - 1);
          *i1 = (*i0 + 1) & (size - 1);
       }
@@ -285,6 +286,7 @@ nearest_texel_location(GLenum wrapMode,
                        const struct gl_texture_image *img,
                        GLint size, GLfloat s)
 {
+   const struct swrast_texture_image *swImg = swrast_texture_image_const(img);
    GLint i;
 
    switch (wrapMode) {
@@ -292,7 +294,7 @@ nearest_texel_location(GLenum wrapMode,
       /* s limited to [0,1) */
       /* i limited to [0,size-1] */
       i = IFLOOR(s * size);
-      if (img->_IsPowerOfTwo)
+      if (swImg->_IsPowerOfTwo)
          i &= (size - 1);
       else
          i = REMAINDER(i, size);
@@ -1173,7 +1175,7 @@ sample_2d_linear_repeat(struct gl_context *ctx,
    ASSERT(tObj->Sampler.WrapS == GL_REPEAT);
    ASSERT(tObj->Sampler.WrapT == GL_REPEAT);
    ASSERT(img->Border == 0);
-   ASSERT(img->_IsPowerOfTwo);
+   ASSERT(swImg->_IsPowerOfTwo);
 
    linear_repeat_texel_location(width,  texcoord[0], &i0, &i1, &wi);
    linear_repeat_texel_location(height, texcoord[1], &j0, &j1, &wj);
@@ -1320,10 +1322,11 @@ sample_linear_2d(struct gl_context *ctx,
 {
    GLuint i;
    struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel];
+   const struct swrast_texture_image *swImg = swrast_texture_image_const(image);
    (void) lambda;
    if (tObj->Sampler.WrapS == GL_REPEAT &&
        tObj->Sampler.WrapT == GL_REPEAT &&
-       image->_IsPowerOfTwo &&
+       swImg->_IsPowerOfTwo &&
        image->Border == 0) {
       for (i = 0; i < n; i++) {
          sample_2d_linear_repeat(ctx, tObj, image, texcoords[i], rgba[i]);
@@ -1352,6 +1355,7 @@ opt_sample_rgb_2d(struct gl_context *ctx,
                   const GLfloat lambda[], GLfloat rgba[][4])
 {
    const struct gl_texture_image *img = tObj->Image[0][tObj->BaseLevel];
+   const struct swrast_texture_image *swImg = swrast_texture_image_const(img);
    const GLfloat width = (GLfloat) img->Width;
    const GLfloat height = (GLfloat) img->Height;
    const GLint colMask = img->Width - 1;
@@ -1364,7 +1368,7 @@ opt_sample_rgb_2d(struct gl_context *ctx,
    ASSERT(tObj->Sampler.WrapT==GL_REPEAT);
    ASSERT(img->Border==0);
    ASSERT(img->TexFormat == MESA_FORMAT_RGB888);
-   ASSERT(img->_IsPowerOfTwo);
+   ASSERT(swImg->_IsPowerOfTwo);
 
    for (k=0; k<n; k++) {
       GLint i = IFLOOR(texcoords[k][0] * width) & colMask;
@@ -1394,6 +1398,7 @@ opt_sample_rgba_2d(struct gl_context *ctx,
                    const GLfloat lambda[], GLfloat rgba[][4])
 {
    const struct gl_texture_image *img = tObj->Image[0][tObj->BaseLevel];
+   const struct swrast_texture_image *swImg = swrast_texture_image_const(img);
    const GLfloat width = (GLfloat) img->Width;
    const GLfloat height = (GLfloat) img->Height;
    const GLint colMask = img->Width - 1;
@@ -1406,7 +1411,7 @@ opt_sample_rgba_2d(struct gl_context *ctx,
    ASSERT(tObj->Sampler.WrapT==GL_REPEAT);
    ASSERT(img->Border==0);
    ASSERT(img->TexFormat == MESA_FORMAT_RGBA8888);
-   ASSERT(img->_IsPowerOfTwo);
+   ASSERT(swImg->_IsPowerOfTwo);
 
    for (i = 0; i < n; i++) {
       const GLint col = IFLOOR(texcoords[i][0] * width) & colMask;
@@ -1429,13 +1434,14 @@ sample_lambda_2d(struct gl_context *ctx,
                  const GLfloat lambda[], GLfloat rgba[][4])
 {
    const struct gl_texture_image *tImg = tObj->Image[0][tObj->BaseLevel];
+   const struct swrast_texture_image *swImg = swrast_texture_image_const(tImg);
    GLuint minStart, minEnd;  /* texels with minification */
    GLuint magStart, magEnd;  /* texels with magnification */
 
    const GLboolean repeatNoBorderPOT = (tObj->Sampler.WrapS == GL_REPEAT)
       && (tObj->Sampler.WrapT == GL_REPEAT)
       && (tImg->Border == 0 && (tImg->Width == tImg->RowStride))
-      && tImg->_IsPowerOfTwo;
+      && swImg->_IsPowerOfTwo;
 
    ASSERT(lambda != NULL);
    compute_min_mag_ranges(tObj, n, lambda,
@@ -1579,8 +1585,10 @@ sample_2d_ewa(struct gl_context *ctx,
    const struct gl_texture_image *img =	tObj->Image[0][level];
    const struct gl_texture_image *mostDetailedImage =
       tObj->Image[0][tObj->BaseLevel];
-   GLfloat tex_u=-0.5 + texcoord[0] * mostDetailedImage->WidthScale * scaling;
-   GLfloat tex_v=-0.5 + texcoord[1] * mostDetailedImage->HeightScale * scaling;
+   const struct swrast_texture_image *swImg =
+      swrast_texture_image_const(mostDetailedImage);
+   GLfloat tex_u=-0.5 + texcoord[0] * swImg->WidthScale * scaling;
+   GLfloat tex_v=-0.5 + texcoord[1] * swImg->HeightScale * scaling;
 
    GLfloat ux = dudx * scaling;
    GLfloat vx = dvdx * scaling;
@@ -1787,6 +1795,7 @@ sample_lambda_2d_aniso(struct gl_context *ctx,
                        const GLfloat lambda_iso[], GLfloat rgba[][4])
 {
    const struct gl_texture_image *tImg = tObj->Image[0][tObj->BaseLevel];
+   const struct swrast_texture_image *swImg = swrast_texture_image_const(tImg);
    const GLfloat maxEccentricity =
       tObj->Sampler.MaxAnisotropy * tObj->Sampler.MaxAnisotropy;
    
@@ -1829,8 +1838,8 @@ sample_lambda_2d_aniso(struct gl_context *ctx,
       create_filter_table();
    }
 
-   texW = tImg->WidthScale;
-   texH = tImg->HeightScale;
+   texW = swImg->WidthScale;
+   texH = swImg->HeightScale;
 
    for (i = 0; i < n; i++) {
       const GLfloat invQ = (q == 0.0F) ? 1.0F : (1.0F / q);
@@ -3634,17 +3643,20 @@ _swrast_choose_texture_sample_func( struct gl_context *ctx,
          else {
             /* check for a few optimized cases */
             const struct gl_texture_image *img = t->Image[0][t->BaseLevel];
+            const struct swrast_texture_image *swImg =
+               swrast_texture_image_const(img);
+
             ASSERT(t->Sampler.MinFilter == GL_NEAREST);
             if (t->Sampler.WrapS == GL_REPEAT &&
                 t->Sampler.WrapT == GL_REPEAT &&
-                img->_IsPowerOfTwo &&
+                swImg->_IsPowerOfTwo &&
                 img->Border == 0 &&
                 img->TexFormat == MESA_FORMAT_RGB888) {
                return &opt_sample_rgb_2d;
             }
             else if (t->Sampler.WrapS == GL_REPEAT &&
                      t->Sampler.WrapT == GL_REPEAT &&
-                     img->_IsPowerOfTwo &&
+                     swImg->_IsPowerOfTwo &&
                      img->Border == 0 &&
                      img->TexFormat == MESA_FORMAT_RGBA8888) {
                return &opt_sample_rgba_2d;
diff --git a/mesalib/src/mesa/swrast/s_texture.c b/mesalib/src/mesa/swrast/s_texture.c
index 7e3fc2806..aa073753f 100644
--- a/mesalib/src/mesa/swrast/s_texture.c
+++ b/mesalib/src/mesa/swrast/s_texture.c
@@ -67,6 +67,7 @@ _swrast_alloc_texture_image_buffer(struct gl_context *ctx,
                                    gl_format format, GLsizei width,
                                    GLsizei height, GLsizei depth)
 {
+   struct swrast_texture_image *swImg = swrast_texture_image(texImage);
    GLuint bytes = _mesa_format_image_size(format, width, height, depth);
 
    /* This _should_ be true (revisit if these ever fail) */
@@ -77,6 +78,26 @@ _swrast_alloc_texture_image_buffer(struct gl_context *ctx,
    assert(!texImage->Data);
    texImage->Data = _mesa_align_malloc(bytes, 512);
 
+   if ((width == 1 || _mesa_is_pow_two(texImage->Width2)) &&
+       (height == 1 || _mesa_is_pow_two(texImage->Height2)) &&
+       (depth == 1 || _mesa_is_pow_two(texImage->Depth2)))
+      swImg->_IsPowerOfTwo = GL_TRUE;
+   else
+      swImg->_IsPowerOfTwo = GL_FALSE;
+
+   /* Compute Width/Height/DepthScale for mipmap lod computation */
+   if (texImage->TexObject->Target == GL_TEXTURE_RECTANGLE_NV) {
+      /* scale = 1.0 since texture coords directly map to texels */
+      swImg->WidthScale = 1.0;
+      swImg->HeightScale = 1.0;
+      swImg->DepthScale = 1.0;
+   }
+   else {
+      swImg->WidthScale = (GLfloat) texImage->Width;
+      swImg->HeightScale = (GLfloat) texImage->Height;
+      swImg->DepthScale = (GLfloat) texImage->Depth;
+   }
+
    return texImage->Data != NULL;
 }
 
@@ -88,7 +109,7 @@ void
 _swrast_free_texture_image_buffer(struct gl_context *ctx,
                                   struct gl_texture_image *texImage)
 {
-   if (texImage->Data && !texImage->IsClientData) {
+   if (texImage->Data) {
       _mesa_align_free(texImage->Data);
    }
 
diff --git a/mesalib/src/mesa/swrast/s_triangle.c b/mesalib/src/mesa/swrast/s_triangle.c
index 8a9671aa0..77bd2a359 100644
--- a/mesalib/src/mesa/swrast/s_triangle.c
+++ b/mesalib/src/mesa/swrast/s_triangle.c
@@ -1038,11 +1038,14 @@ _swrast_choose_triangle( struct gl_context *ctx )
          /* Ugh, we do a _lot_ of tests to pick the best textured tri func */
          const struct gl_texture_object *texObj2D;
          const struct gl_texture_image *texImg;
+         const struct swrast_texture_image *swImg;
          GLenum minFilter, magFilter, envMode;
          gl_format format;
          texObj2D = ctx->Texture.Unit[0].CurrentTex[TEXTURE_2D_INDEX];
 
          texImg = texObj2D ? texObj2D->Image[0][texObj2D->BaseLevel] : NULL;
+         swImg = swrast_texture_image_const(texImg);
+
          format = texImg ? texImg->TexFormat : MESA_FORMAT_NONE;
          minFilter = texObj2D ? texObj2D->Sampler.MinFilter : GL_NONE;
          magFilter = texObj2D ? texObj2D->Sampler.MagFilter : GL_NONE;
@@ -1057,7 +1060,7 @@ _swrast_choose_triangle( struct gl_context *ctx )
              && texObj2D->Sampler.WrapS == GL_REPEAT
              && texObj2D->Sampler.WrapT == GL_REPEAT
              && texObj2D->_Swizzle == SWIZZLE_NOOP
-             && texImg->_IsPowerOfTwo
+             && swImg->_IsPowerOfTwo
              && texImg->Border == 0
              && texImg->Width == texImg->RowStride
              && (format == MESA_FORMAT_RGB888 || format == MESA_FORMAT_RGBA8888)