fontconfig libX11 pixman xserver git update 24 Feb 2012

13 files changed, 607 insertions, 503 deletions

diff --git a/mesalib/include/GL/internal/dri_interface.h b/mesalib/include/GL/internal/dri_interface.h
index 701e83e78..da8366652 100644
--- a/mesalib/include/GL/internal/dri_interface.h
+++ b/mesalib/include/GL/internal/dri_interface.h
@@ -894,7 +894,7 @@ struct __DRIdri2ExtensionRec {
  * extensions.
  */
 #define __DRI_IMAGE "DRI_IMAGE"
-#define __DRI_IMAGE_VERSION 2
+#define __DRI_IMAGE_VERSION 3
 
 /**
  * These formats correspond to the similarly named MESA_FORMAT_*
@@ -918,6 +918,7 @@ struct __DRIdri2ExtensionRec {
 #define __DRI_IMAGE_ATTRIB_STRIDE	0x2000
 #define __DRI_IMAGE_ATTRIB_HANDLE	0x2001
 #define __DRI_IMAGE_ATTRIB_NAME		0x2002
+#define __DRI_IMAGE_ATTRIB_FORMAT	0x2003 /* available in versions 3+ */
 
 typedef struct __DRIimageRec          __DRIimage;
 typedef struct __DRIimageExtensionRec __DRIimageExtension;
diff --git a/mesalib/scons/llvm.py b/mesalib/scons/llvm.py
index 916b040b0..8222c5b45 100644
--- a/mesalib/scons/llvm.py
+++ b/mesalib/scons/llvm.py
@@ -92,7 +92,19 @@ def generate(env):
             'HAVE_STDINT_H',
         ])
         env.Prepend(LIBPATH = [os.path.join(llvm_dir, 'lib')])
-        if llvm_version >= distutils.version.LooseVersion('2.9'):
+        if llvm_version >= distutils.version.LooseVersion('3.0'):
+            # 3.0
+            env.Prepend(LIBS = [
+                'LLVMBitWriter', 'LLVMX86Disassembler', 'LLVMX86AsmParser',
+                'LLVMX86CodeGen', 'LLVMX86Desc', 'LLVMSelectionDAG',
+                'LLVMAsmPrinter', 'LLVMMCParser', 'LLVMX86AsmPrinter',
+                'LLVMX86Utils', 'LLVMX86Info', 'LLVMJIT',
+                'LLVMExecutionEngine', 'LLVMCodeGen', 'LLVMScalarOpts',
+                'LLVMInstCombine', 'LLVMTransformUtils', 'LLVMipa',
+                'LLVMAnalysis', 'LLVMTarget', 'LLVMMC', 'LLVMCore',
+                'LLVMSupport'
+            ])
+        elif llvm_version >= distutils.version.LooseVersion('2.9'):
             # 2.9
             env.Prepend(LIBS = [
                 'LLVMObject', 'LLVMMCJIT', 'LLVMMCDisassembler',
diff --git a/mesalib/src/gallium/auxiliary/util/u_blitter.c b/mesalib/src/gallium/auxiliary/util/u_blitter.c
index 6a32de619..48808ae08 100644
--- a/mesalib/src/gallium/auxiliary/util/u_blitter.c
+++ b/mesalib/src/gallium/auxiliary/util/u_blitter.c
@@ -241,7 +241,7 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe)
    }
 
    if (ctx->has_stream_out) {
-      velem[0].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
+      velem[0].src_format = PIPE_FORMAT_R32_UINT;
       ctx->velem_state_readbuf = pipe->create_vertex_elements_state(pipe, 1, &velem[0]);
    }
 
@@ -263,8 +263,8 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe)
 
       memset(&so, 0, sizeof(so));
       so.num_outputs = 1;
-      so.output[0].num_components = 4;
-      so.stride[0] = 4;
+      so.output[0].num_components = 1;
+      so.stride[0] = 1;
 
       ctx->vs_pos_only =
          util_make_vertex_passthrough_shader_with_so(pipe, 1, semantic_names,
@@ -1247,12 +1247,23 @@ void util_blitter_copy_buffer(struct blitter_context *blitter,
    struct pipe_vertex_buffer vb;
    struct pipe_stream_output_target *so_target;
 
+   if (srcx >= src->width0 ||
+       dstx >= dst->width0) {
+      return;
+   }
+   if (srcx + size > src->width0) {
+      size = src->width0 - srcx;
+   }
+   if (dstx + size > dst->width0) {
+      size = dst->width0 - dstx;
+   }
+
    /* Drivers not capable of Stream Out should not call this function
     * in the first place. */
    assert(ctx->has_stream_out);
 
    /* Some alignment is required. */
-   if (srcx % 4 != 0 || dstx % 4 != 0 || size % 16 != 0 ||
+   if (srcx % 4 != 0 || dstx % 4 != 0 || size % 4 != 0 ||
        !ctx->has_stream_out) {
       struct pipe_box box;
       u_box_1d(srcx, size, &box);
@@ -1277,7 +1288,7 @@ void util_blitter_copy_buffer(struct blitter_context *blitter,
    so_target = pipe->create_stream_output_target(pipe, dst, dstx, size);
    pipe->set_stream_output_targets(pipe, 1, &so_target, 0);
 
-   util_draw_arrays(pipe, PIPE_PRIM_POINTS, 0, size / 16);
+   util_draw_arrays(pipe, PIPE_PRIM_POINTS, 0, size / 4);
 
    blitter_restore_vertex_states(ctx);
    blitter_unset_running_flag(ctx);
diff --git a/mesalib/src/gallium/auxiliary/util/u_debug_memory.c b/mesalib/src/gallium/auxiliary/util/u_debug_memory.c
index 36497921e..e24a8bc0b 100644
--- a/mesalib/src/gallium/auxiliary/util/u_debug_memory.c
+++ b/mesalib/src/gallium/auxiliary/util/u_debug_memory.c
@@ -1,307 +1,316 @@
-/**************************************************************************

- * 

- * 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.

- * 

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

-

-/**

- * @file

- * Memory debugging.

- * 

- * @author José Fonseca <jrfonseca@tungstengraphics.com>

- */

-

-#include "pipe/p_config.h" 

-

-#define DEBUG_MEMORY_IMPLEMENTATION

-

-#include "os/os_memory.h"

-#include "os/os_memory_debug.h"

-

-#include "util/u_debug.h" 

-#include "util/u_debug_stack.h" 

-#include "util/u_double_list.h" 

-

-

-#define DEBUG_MEMORY_MAGIC 0x6e34090aU 

-#define DEBUG_MEMORY_STACK 0 /* XXX: disabled until we have symbol lookup */

-

-

-struct debug_memory_header 

-{

-   struct list_head head;

-   

-   unsigned long no;

-   const char *file;

-   unsigned line;

-   const char *function;

-#if DEBUG_MEMORY_STACK

-   struct debug_stack_frame backtrace[DEBUG_MEMORY_STACK];

-#endif

-   size_t size;

-   

-   unsigned magic;

-};

-

-struct debug_memory_footer

-{

-   unsigned magic;

-};

-

-

-static struct list_head list = { &list, &list };

-

-static unsigned long last_no = 0;

-

-

-static INLINE struct debug_memory_header *

-header_from_data(void *data)

-{

-   if(data)

-      return (struct debug_memory_header *)((char *)data - sizeof(struct debug_memory_header));

-   else

-      return NULL;

-}

-

-static INLINE void *

-data_from_header(struct debug_memory_header *hdr)

-{

-   if(hdr)

-      return (void *)((char *)hdr + sizeof(struct debug_memory_header));

-   else

-      return NULL;

-}

-

-static INLINE struct debug_memory_footer *

-footer_from_header(struct debug_memory_header *hdr)

-{

-   if(hdr)

-      return (struct debug_memory_footer *)((char *)hdr + sizeof(struct debug_memory_header) + hdr->size);

-   else

-      return NULL;

-}

-

-

-void *

-debug_malloc(const char *file, unsigned line, const char *function,

-             size_t size) 

-{

-   struct debug_memory_header *hdr;

-   struct debug_memory_footer *ftr;

-   

-   hdr = os_malloc(sizeof(*hdr) + size + sizeof(*ftr));

-   if(!hdr) {

-      debug_printf("%s:%u:%s: out of memory when trying to allocate %lu bytes\n",

-                   file, line, function,

-                   (long unsigned)size);

-      return NULL;

-   }

- 

-   hdr->no = last_no++;

-   hdr->file = file;

-   hdr->line = line;

-   hdr->function = function;

-   hdr->size = size;

-   hdr->magic = DEBUG_MEMORY_MAGIC;

-

-#if DEBUG_MEMORY_STACK

-   debug_backtrace_capture(hdr->backtrace, 0, DEBUG_MEMORY_STACK);

-#endif

-

-   ftr = footer_from_header(hdr);

-   ftr->magic = DEBUG_MEMORY_MAGIC;

-   

-   LIST_ADDTAIL(&hdr->head, &list);

-   

-   return data_from_header(hdr);

-}

-

-void

-debug_free(const char *file, unsigned line, const char *function,

-           void *ptr) 

-{

-   struct debug_memory_header *hdr;

-   struct debug_memory_footer *ftr;

-   

-   if(!ptr)

-      return;

-   

-   hdr = header_from_data(ptr);

-   if(hdr->magic != DEBUG_MEMORY_MAGIC) {

-      debug_printf("%s:%u:%s: freeing bad or corrupted memory %p\n",

-                   file, line, function,

-                   ptr);

-      debug_assert(0);

-      return;

-   }

-

-   ftr = footer_from_header(hdr);

-   if(ftr->magic != DEBUG_MEMORY_MAGIC) {

-      debug_printf("%s:%u:%s: buffer overflow %p\n",

-                   hdr->file, hdr->line, hdr->function,

-                   ptr);

-      debug_assert(0);

-   }

-

-   LIST_DEL(&hdr->head);

-   hdr->magic = 0;

-   ftr->magic = 0;

-   

-   os_free(hdr);

-}

-

-void *

-debug_calloc(const char *file, unsigned line, const char *function,

-             size_t count, size_t size )

-{

-   void *ptr = debug_malloc( file, line, function, count * size );

-   if( ptr )

-      memset( ptr, 0, count * size );

-   return ptr;

-}

-

-void *

-debug_realloc(const char *file, unsigned line, const char *function,

-              void *old_ptr, size_t old_size, size_t new_size )

-{

-   struct debug_memory_header *old_hdr, *new_hdr;

-   struct debug_memory_footer *old_ftr, *new_ftr;

-   void *new_ptr;

-   

-   if(!old_ptr)

-      return debug_malloc( file, line, function, new_size );

-   

-   if(!new_size) {

-      debug_free( file, line, function, old_ptr );

-      return NULL;

-   }

-   

-   old_hdr = header_from_data(old_ptr);

-   if(old_hdr->magic != DEBUG_MEMORY_MAGIC) {

-      debug_printf("%s:%u:%s: reallocating bad or corrupted memory %p\n",

-                   file, line, function,

-                   old_ptr);

-      debug_assert(0);

-      return NULL;

-   }

-   

-   old_ftr = footer_from_header(old_hdr);

-   if(old_ftr->magic != DEBUG_MEMORY_MAGIC) {

-      debug_printf("%s:%u:%s: buffer overflow %p\n",

-                   old_hdr->file, old_hdr->line, old_hdr->function,

-                   old_ptr);

-      debug_assert(0);

-   }

-

-   /* alloc new */

-   new_hdr = os_malloc(sizeof(*new_hdr) + new_size + sizeof(*new_ftr));

-   if(!new_hdr) {

-      debug_printf("%s:%u:%s: out of memory when trying to allocate %lu bytes\n",

-                   file, line, function,

-                   (long unsigned)new_size);

-      return NULL;

-   }

-   new_hdr->no = old_hdr->no;

-   new_hdr->file = old_hdr->file;

-   new_hdr->line = old_hdr->line;

-   new_hdr->function = old_hdr->function;

-   new_hdr->size = new_size;

-   new_hdr->magic = DEBUG_MEMORY_MAGIC;

-   

-   new_ftr = footer_from_header(new_hdr);

-   new_ftr->magic = DEBUG_MEMORY_MAGIC;

-   

-   LIST_REPLACE(&old_hdr->head, &new_hdr->head);

-

-   /* copy data */

-   new_ptr = data_from_header(new_hdr);

-   memcpy( new_ptr, old_ptr, old_size < new_size ? old_size : new_size );

-

-   /* free old */

-   old_hdr->magic = 0;

-   old_ftr->magic = 0;

-   os_free(old_hdr);

-

-   return new_ptr;

-}

-

-unsigned long

-debug_memory_begin(void)

-{

-   return last_no;

-}

-

-void 

-debug_memory_end(unsigned long start_no)

-{

-   size_t total_size = 0;

-   struct list_head *entry;

-

-   if(start_no == last_no)

-      return;

-

-   entry = list.prev;

-   for (; entry != &list; entry = entry->prev) {

-      struct debug_memory_header *hdr;

-      void *ptr;

-      struct debug_memory_footer *ftr;

-

-      hdr = LIST_ENTRY(struct debug_memory_header, entry, head);

-      ptr = data_from_header(hdr);

-      ftr = footer_from_header(hdr);

-

-      if(hdr->magic != DEBUG_MEMORY_MAGIC) {

-         debug_printf("%s:%u:%s: bad or corrupted memory %p\n",

-                      hdr->file, hdr->line, hdr->function,

-                      ptr);

-         debug_assert(0);

-      }

-

-      if((start_no <= hdr->no && hdr->no < last_no) ||

-	 (last_no < start_no && (hdr->no < last_no || start_no <= hdr->no))) {

-	 debug_printf("%s:%u:%s: %lu bytes at %p not freed\n",

-		      hdr->file, hdr->line, hdr->function,

-		      (unsigned long) hdr->size, ptr);

-#if DEBUG_MEMORY_STACK

-	 debug_backtrace_dump(hdr->backtrace, DEBUG_MEMORY_STACK);

-#endif

-	 total_size += hdr->size;

-      }

-

-      if(ftr->magic != DEBUG_MEMORY_MAGIC) {

-         debug_printf("%s:%u:%s: buffer overflow %p\n",

-                      hdr->file, hdr->line, hdr->function,

-                      ptr);

-         debug_assert(0);

-      }

-   }

-

-   if(total_size) {

-      debug_printf("Total of %lu KB of system memory apparently leaked\n",

-		   (unsigned long) (total_size + 1023)/1024);

-   }

-   else {

-      debug_printf("No memory leaks detected.\n");

-   }

-}

+/**************************************************************************
+ * 
+ * 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.
+ * 
+ **************************************************************************/
+
+/**
+ * @file
+ * Memory debugging.
+ * 
+ * @author José Fonseca <jrfonseca@tungstengraphics.com>
+ */
+
+#include "pipe/p_config.h" 
+
+#define DEBUG_MEMORY_IMPLEMENTATION
+
+#include "os/os_memory.h"
+#include "os/os_memory_debug.h"
+#include "os/os_thread.h"
+
+#include "util/u_debug.h" 
+#include "util/u_debug_stack.h" 
+#include "util/u_double_list.h" 
+
+
+#define DEBUG_MEMORY_MAGIC 0x6e34090aU 
+#define DEBUG_MEMORY_STACK 0 /* XXX: disabled until we have symbol lookup */
+
+
+struct debug_memory_header 
+{
+   struct list_head head;
+   
+   unsigned long no;
+   const char *file;
+   unsigned line;
+   const char *function;
+#if DEBUG_MEMORY_STACK
+   struct debug_stack_frame backtrace[DEBUG_MEMORY_STACK];
+#endif
+   size_t size;
+   
+   unsigned magic;
+};
+
+struct debug_memory_footer
+{
+   unsigned magic;
+};
+
+
+static struct list_head list = { &list, &list };
+
+pipe_static_mutex(list_mutex);
+
+static unsigned long last_no = 0;
+
+
+static INLINE struct debug_memory_header *
+header_from_data(void *data)
+{
+   if(data)
+      return (struct debug_memory_header *)((char *)data - sizeof(struct debug_memory_header));
+   else
+      return NULL;
+}
+
+static INLINE void *
+data_from_header(struct debug_memory_header *hdr)
+{
+   if(hdr)
+      return (void *)((char *)hdr + sizeof(struct debug_memory_header));
+   else
+      return NULL;
+}
+
+static INLINE struct debug_memory_footer *
+footer_from_header(struct debug_memory_header *hdr)
+{
+   if(hdr)
+      return (struct debug_memory_footer *)((char *)hdr + sizeof(struct debug_memory_header) + hdr->size);
+   else
+      return NULL;
+}
+
+
+void *
+debug_malloc(const char *file, unsigned line, const char *function,
+             size_t size) 
+{
+   struct debug_memory_header *hdr;
+   struct debug_memory_footer *ftr;
+   
+   hdr = os_malloc(sizeof(*hdr) + size + sizeof(*ftr));
+   if(!hdr) {
+      debug_printf("%s:%u:%s: out of memory when trying to allocate %lu bytes\n",
+                   file, line, function,
+                   (long unsigned)size);
+      return NULL;
+   }
+ 
+   hdr->no = last_no++;
+   hdr->file = file;
+   hdr->line = line;
+   hdr->function = function;
+   hdr->size = size;
+   hdr->magic = DEBUG_MEMORY_MAGIC;
+
+#if DEBUG_MEMORY_STACK
+   debug_backtrace_capture(hdr->backtrace, 0, DEBUG_MEMORY_STACK);
+#endif
+
+   ftr = footer_from_header(hdr);
+   ftr->magic = DEBUG_MEMORY_MAGIC;
+   
+   pipe_mutex_lock(list_mutex);
+   LIST_ADDTAIL(&hdr->head, &list);
+   pipe_mutex_unlock(list_mutex);
+   
+   return data_from_header(hdr);
+}
+
+void
+debug_free(const char *file, unsigned line, const char *function,
+           void *ptr) 
+{
+   struct debug_memory_header *hdr;
+   struct debug_memory_footer *ftr;
+   
+   if(!ptr)
+      return;
+   
+   hdr = header_from_data(ptr);
+   if(hdr->magic != DEBUG_MEMORY_MAGIC) {
+      debug_printf("%s:%u:%s: freeing bad or corrupted memory %p\n",
+                   file, line, function,
+                   ptr);
+      debug_assert(0);
+      return;
+   }
+
+   ftr = footer_from_header(hdr);
+   if(ftr->magic != DEBUG_MEMORY_MAGIC) {
+      debug_printf("%s:%u:%s: buffer overflow %p\n",
+                   hdr->file, hdr->line, hdr->function,
+                   ptr);
+      debug_assert(0);
+   }
+
+   pipe_mutex_lock(list_mutex);
+   LIST_DEL(&hdr->head);
+   pipe_mutex_unlock(list_mutex);
+   hdr->magic = 0;
+   ftr->magic = 0;
+   
+   os_free(hdr);
+}
+
+void *
+debug_calloc(const char *file, unsigned line, const char *function,
+             size_t count, size_t size )
+{
+   void *ptr = debug_malloc( file, line, function, count * size );
+   if( ptr )
+      memset( ptr, 0, count * size );
+   return ptr;
+}
+
+void *
+debug_realloc(const char *file, unsigned line, const char *function,
+              void *old_ptr, size_t old_size, size_t new_size )
+{
+   struct debug_memory_header *old_hdr, *new_hdr;
+   struct debug_memory_footer *old_ftr, *new_ftr;
+   void *new_ptr;
+   
+   if(!old_ptr)
+      return debug_malloc( file, line, function, new_size );
+   
+   if(!new_size) {
+      debug_free( file, line, function, old_ptr );
+      return NULL;
+   }
+   
+   old_hdr = header_from_data(old_ptr);
+   if(old_hdr->magic != DEBUG_MEMORY_MAGIC) {
+      debug_printf("%s:%u:%s: reallocating bad or corrupted memory %p\n",
+                   file, line, function,
+                   old_ptr);
+      debug_assert(0);
+      return NULL;
+   }
+   
+   old_ftr = footer_from_header(old_hdr);
+   if(old_ftr->magic != DEBUG_MEMORY_MAGIC) {
+      debug_printf("%s:%u:%s: buffer overflow %p\n",
+                   old_hdr->file, old_hdr->line, old_hdr->function,
+                   old_ptr);
+      debug_assert(0);
+   }
+
+   /* alloc new */
+   new_hdr = os_malloc(sizeof(*new_hdr) + new_size + sizeof(*new_ftr));
+   if(!new_hdr) {
+      debug_printf("%s:%u:%s: out of memory when trying to allocate %lu bytes\n",
+                   file, line, function,
+                   (long unsigned)new_size);
+      return NULL;
+   }
+   new_hdr->no = old_hdr->no;
+   new_hdr->file = old_hdr->file;
+   new_hdr->line = old_hdr->line;
+   new_hdr->function = old_hdr->function;
+   new_hdr->size = new_size;
+   new_hdr->magic = DEBUG_MEMORY_MAGIC;
+   
+   new_ftr = footer_from_header(new_hdr);
+   new_ftr->magic = DEBUG_MEMORY_MAGIC;
+   
+   pipe_mutex_lock(list_mutex);
+   LIST_REPLACE(&old_hdr->head, &new_hdr->head);
+   pipe_mutex_unlock(list_mutex);
+
+   /* copy data */
+   new_ptr = data_from_header(new_hdr);
+   memcpy( new_ptr, old_ptr, old_size < new_size ? old_size : new_size );
+
+   /* free old */
+   old_hdr->magic = 0;
+   old_ftr->magic = 0;
+   os_free(old_hdr);
+
+   return new_ptr;
+}
+
+unsigned long
+debug_memory_begin(void)
+{
+   return last_no;
+}
+
+void 
+debug_memory_end(unsigned long start_no)
+{
+   size_t total_size = 0;
+   struct list_head *entry;
+
+   if(start_no == last_no)
+      return;
+
+   entry = list.prev;
+   for (; entry != &list; entry = entry->prev) {
+      struct debug_memory_header *hdr;
+      void *ptr;
+      struct debug_memory_footer *ftr;
+
+      hdr = LIST_ENTRY(struct debug_memory_header, entry, head);
+      ptr = data_from_header(hdr);
+      ftr = footer_from_header(hdr);
+
+      if(hdr->magic != DEBUG_MEMORY_MAGIC) {
+         debug_printf("%s:%u:%s: bad or corrupted memory %p\n",
+                      hdr->file, hdr->line, hdr->function,
+                      ptr);
+         debug_assert(0);
+      }
+
+      if((start_no <= hdr->no && hdr->no < last_no) ||
+	 (last_no < start_no && (hdr->no < last_no || start_no <= hdr->no))) {
+	 debug_printf("%s:%u:%s: %lu bytes at %p not freed\n",
+		      hdr->file, hdr->line, hdr->function,
+		      (unsigned long) hdr->size, ptr);
+#if DEBUG_MEMORY_STACK
+	 debug_backtrace_dump(hdr->backtrace, DEBUG_MEMORY_STACK);
+#endif
+	 total_size += hdr->size;
+      }
+
+      if(ftr->magic != DEBUG_MEMORY_MAGIC) {
+         debug_printf("%s:%u:%s: buffer overflow %p\n",
+                      hdr->file, hdr->line, hdr->function,
+                      ptr);
+         debug_assert(0);
+      }
+   }
+
+   if(total_size) {
+      debug_printf("Total of %lu KB of system memory apparently leaked\n",
+		   (unsigned long) (total_size + 1023)/1024);
+   }
+   else {
+      debug_printf("No memory leaks detected.\n");
+   }
+}
diff --git a/mesalib/src/gallium/auxiliary/util/u_inlines.h b/mesalib/src/gallium/auxiliary/util/u_inlines.h
index c90dc5707..2fe680ff4 100644
--- a/mesalib/src/gallium/auxiliary/util/u_inlines.h
+++ b/mesalib/src/gallium/auxiliary/util/u_inlines.h
@@ -135,6 +135,28 @@ pipe_sampler_view_reference(struct pipe_sampler_view **ptr, struct pipe_sampler_
    *ptr = view;
 }
 
+/**
+ * Similar to pipe_sampler_view_reference() but always set the pointer to
+ * NULL and pass in an explicit context.  Passing an explicit context is a
+ * work-around for fixing a dangling context pointer problem when textures
+ * are shared by multiple contexts.  XXX fix this someday.
+ */
+static INLINE void
+pipe_sampler_view_release(struct pipe_context *ctx,
+                          struct pipe_sampler_view **ptr)
+{
+   struct pipe_sampler_view *old_view = *ptr;
+   if (*ptr && (*ptr)->context != ctx) {
+      debug_printf_once(("context mis-match in pipe_sampler_view_release()\n"));
+   }
+   if (pipe_reference_described(&(*ptr)->reference, NULL,
+                    (debug_reference_descriptor)debug_describe_sampler_view)) {
+      ctx->sampler_view_destroy(ctx, old_view);
+   }
+   *ptr = NULL;
+}
+
+
 static INLINE void
 pipe_so_target_reference(struct pipe_stream_output_target **ptr,
                          struct pipe_stream_output_target *target)
diff --git a/mesalib/src/gallium/auxiliary/util/u_slab.c b/mesalib/src/gallium/auxiliary/util/u_slab.c
index 2c2175fea..f9f5ef68f 100644
--- a/mesalib/src/gallium/auxiliary/util/u_slab.c
+++ b/mesalib/src/gallium/auxiliary/util/u_slab.c
@@ -1,169 +1,171 @@
-/*

- * Copyright 2010 Marek Olšák <maraeo@gmail.com>

- *

- * 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

- * on 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

- * THE AUTHOR(S) AND/OR THEIR 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. */

-

-#include "util/u_slab.h"

-

-#include "util/u_math.h"

-#include "util/u_memory.h"

-#include "util/u_simple_list.h"

-

-#include <stdio.h>

-

-#define UTIL_SLAB_MAGIC 0xcafe4321

-

-/* The block is either allocated memory or free space. */

-struct util_slab_block {

-   /* The header. */

-   /* The first next free block. */

-   struct util_slab_block *next_free;

-

-   intptr_t magic;

-

-   /* Memory after the last member is dedicated to the block itself.

-    * The allocated size is always larger than this structure. */

-};

-

-static struct util_slab_block *

-util_slab_get_block(struct util_slab_mempool *pool,

-                    struct util_slab_page *page, unsigned index)

-{

-   return (struct util_slab_block*)

-          ((uint8_t*)page + sizeof(struct util_slab_page) +

-           (pool->block_size * index));

-}

-

-static void util_slab_add_new_page(struct util_slab_mempool *pool)

-{

-   struct util_slab_page *page;

-   struct util_slab_block *block;

-   int i;

-

-   page = MALLOC(pool->page_size);

-   insert_at_tail(&pool->list, page);

-

-   /* Mark all blocks as free. */

-   for (i = 0; i < pool->num_blocks-1; i++) {

-      block = util_slab_get_block(pool, page, i);

-      block->next_free = util_slab_get_block(pool, page, i+1);

-      block->magic = UTIL_SLAB_MAGIC;

-   }

-

-   block = util_slab_get_block(pool, page, pool->num_blocks-1);

-   block->next_free = pool->first_free;

-   block->magic = UTIL_SLAB_MAGIC;

-   pool->first_free = util_slab_get_block(pool, page, 0);

-   pool->num_pages++;

-

-#if 0

-   fprintf(stderr, "New page! Num of pages: %i\n", pool->num_pages);

-#endif

-}

-

-static void *util_slab_alloc_st(struct util_slab_mempool *pool)

-{

-   struct util_slab_block *block;

-

-   if (!pool->first_free)

-      util_slab_add_new_page(pool);

-

-   block = pool->first_free;

-   assert(block->magic == UTIL_SLAB_MAGIC);

-   pool->first_free = block->next_free;

-

-   return (uint8_t*)block + sizeof(struct util_slab_block);

-}

-

-static void util_slab_free_st(struct util_slab_mempool *pool, void *ptr)

-{

-   struct util_slab_block *block =

-         (struct util_slab_block*)

-         ((uint8_t*)ptr - sizeof(struct util_slab_block));

-

-   assert(block->magic == UTIL_SLAB_MAGIC);

-   block->next_free = pool->first_free;

-   pool->first_free = block;

-}

-

-static void *util_slab_alloc_mt(struct util_slab_mempool *pool)

-{

-   void *mem;

-

-   pipe_mutex_lock(pool->mutex);

-   mem = util_slab_alloc_st(pool);

-   pipe_mutex_unlock(pool->mutex);

-   return mem;

-}

-

-static void util_slab_free_mt(struct util_slab_mempool *pool, void *ptr)

-{

-   pipe_mutex_lock(pool->mutex);

-   util_slab_free_st(pool, ptr);

-   pipe_mutex_unlock(pool->mutex);

-}

-

-void util_slab_set_thread_safety(struct util_slab_mempool *pool,

-                                    enum util_slab_threading threading)

-{

-   pool->threading = threading;

-

-   if (threading) {

-      pool->alloc = util_slab_alloc_mt;

-      pool->free = util_slab_free_mt;

-   } else {

-      pool->alloc = util_slab_alloc_st;

-      pool->free = util_slab_free_st;

-   }

-}

-

-void util_slab_create(struct util_slab_mempool *pool,

-                      unsigned item_size,

-                      unsigned num_blocks,

-                      enum util_slab_threading threading)

-{

-   item_size = align(item_size, sizeof(intptr_t));

-

-   pool->num_pages = 0;

-   pool->num_blocks = num_blocks;

-   pool->block_size = sizeof(struct util_slab_block) + item_size;

-   pool->block_size = align(pool->block_size, sizeof(intptr_t));

-   pool->page_size = sizeof(struct util_slab_page) +

-                     num_blocks * pool->block_size;

-   pool->first_free = NULL;

-

-   make_empty_list(&pool->list);

-

-   pipe_mutex_init(pool->mutex);

-

-   util_slab_set_thread_safety(pool, threading);

-}

-

-void util_slab_destroy(struct util_slab_mempool *pool)

-{

-   struct util_slab_page *page, *temp;

-

-   foreach_s(page, temp, &pool->list) {

-      remove_from_list(page);

-      FREE(page);

-   }

-

-   pipe_mutex_destroy(pool->mutex);

-}

+/*
+ * Copyright 2010 Marek Olšák <maraeo@gmail.com>
+ *
+ * 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
+ * on 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
+ * THE AUTHOR(S) AND/OR THEIR 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. */
+
+#include "util/u_slab.h"
+
+#include "util/u_math.h"
+#include "util/u_memory.h"
+#include "util/u_simple_list.h"
+
+#include <stdio.h>
+
+#define UTIL_SLAB_MAGIC 0xcafe4321
+
+/* The block is either allocated memory or free space. */
+struct util_slab_block {
+   /* The header. */
+   /* The first next free block. */
+   struct util_slab_block *next_free;
+
+   intptr_t magic;
+
+   /* Memory after the last member is dedicated to the block itself.
+    * The allocated size is always larger than this structure. */
+};
+
+static struct util_slab_block *
+util_slab_get_block(struct util_slab_mempool *pool,
+                    struct util_slab_page *page, unsigned index)
+{
+   return (struct util_slab_block*)
+          ((uint8_t*)page + sizeof(struct util_slab_page) +
+           (pool->block_size * index));
+}
+
+static void util_slab_add_new_page(struct util_slab_mempool *pool)
+{
+   struct util_slab_page *page;
+   struct util_slab_block *block;
+   int i;
+
+   page = MALLOC(pool->page_size);
+   insert_at_tail(&pool->list, page);
+
+   /* Mark all blocks as free. */
+   for (i = 0; i < pool->num_blocks-1; i++) {
+      block = util_slab_get_block(pool, page, i);
+      block->next_free = util_slab_get_block(pool, page, i+1);
+      block->magic = UTIL_SLAB_MAGIC;
+   }
+
+   block = util_slab_get_block(pool, page, pool->num_blocks-1);
+   block->next_free = pool->first_free;
+   block->magic = UTIL_SLAB_MAGIC;
+   pool->first_free = util_slab_get_block(pool, page, 0);
+   pool->num_pages++;
+
+#if 0
+   fprintf(stderr, "New page! Num of pages: %i\n", pool->num_pages);
+#endif
+}
+
+static void *util_slab_alloc_st(struct util_slab_mempool *pool)
+{
+   struct util_slab_block *block;
+
+   if (!pool->first_free)
+      util_slab_add_new_page(pool);
+
+   block = pool->first_free;
+   assert(block->magic == UTIL_SLAB_MAGIC);
+   pool->first_free = block->next_free;
+
+   return (uint8_t*)block + sizeof(struct util_slab_block);
+}
+
+static void util_slab_free_st(struct util_slab_mempool *pool, void *ptr)
+{
+   struct util_slab_block *block =
+         (struct util_slab_block*)
+         ((uint8_t*)ptr - sizeof(struct util_slab_block));
+
+   assert(block->magic == UTIL_SLAB_MAGIC);
+   block->next_free = pool->first_free;
+   pool->first_free = block;
+}
+
+static void *util_slab_alloc_mt(struct util_slab_mempool *pool)
+{
+   void *mem;
+
+   pipe_mutex_lock(pool->mutex);
+   mem = util_slab_alloc_st(pool);
+   pipe_mutex_unlock(pool->mutex);
+   return mem;
+}
+
+static void util_slab_free_mt(struct util_slab_mempool *pool, void *ptr)
+{
+   pipe_mutex_lock(pool->mutex);
+   util_slab_free_st(pool, ptr);
+   pipe_mutex_unlock(pool->mutex);
+}
+
+void util_slab_set_thread_safety(struct util_slab_mempool *pool,
+                                    enum util_slab_threading threading)
+{
+   pool->threading = threading;
+
+   if (threading) {
+      pool->alloc = util_slab_alloc_mt;
+      pool->free = util_slab_free_mt;
+   } else {
+      pool->alloc = util_slab_alloc_st;
+      pool->free = util_slab_free_st;
+   }
+}
+
+void util_slab_create(struct util_slab_mempool *pool,
+                      unsigned item_size,
+                      unsigned num_blocks,
+                      enum util_slab_threading threading)
+{
+   item_size = align(item_size, sizeof(intptr_t));
+
+   pool->num_pages = 0;
+   pool->num_blocks = num_blocks;
+   pool->block_size = sizeof(struct util_slab_block) + item_size;
+   pool->block_size = align(pool->block_size, sizeof(intptr_t));
+   pool->page_size = sizeof(struct util_slab_page) +
+                     num_blocks * pool->block_size;
+   pool->first_free = NULL;
+
+   make_empty_list(&pool->list);
+
+   pipe_mutex_init(pool->mutex);
+
+   util_slab_set_thread_safety(pool, threading);
+}
+
+void util_slab_destroy(struct util_slab_mempool *pool)
+{
+   struct util_slab_page *page, *temp;
+
+   if (pool->list.next) {
+      foreach_s(page, temp, &pool->list) {
+         remove_from_list(page);
+         FREE(page);
+      }
+   }
+
+   pipe_mutex_destroy(pool->mutex);
+}
diff --git a/mesalib/src/mapi/glapi/gen/ARB_seamless_cube_map.xml b/mesalib/src/mapi/glapi/gen/ARB_seamless_cube_map.xml
index 8dc827c5a..84e8aa8ae 100644
--- a/mesalib/src/mapi/glapi/gen/ARB_seamless_cube_map.xml
+++ b/mesalib/src/mapi/glapi/gen/ARB_seamless_cube_map.xml
@@ -4,7 +4,7 @@
 <OpenGLAPI>
 
 <category name="GL_ARB_seamless_cube_map" number="65">
-    <enum name="TEXTURE_CUBE_MAP_SEAMLESS"     count="1"  value="0x88F4">
+    <enum name="TEXTURE_CUBE_MAP_SEAMLESS"     count="1"  value="0x884F">
         <size name="Get" mode="get"/>
     </enum>
 </category>
diff --git a/mesalib/src/mesa/main/enums.c b/mesalib/src/mesa/main/enums.c
index b00a738bc..c92a9a166 100644
--- a/mesalib/src/mesa/main/enums.c
+++ b/mesalib/src/mesa/main/enums.c
@@ -4460,7 +4460,7 @@ static const enum_elt all_enums[2340] =
    { 45645, 0x00008519 }, /* GL_TEXTURE_CUBE_MAP_POSITIVE_Z */
    { 45676, 0x00008519 }, /* GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB */
    { 45711, 0x00008519 }, /* GL_TEXTURE_CUBE_MAP_POSITIVE_Z_OES */
-   { 45746, 0x000088F4 }, /* GL_TEXTURE_CUBE_MAP_SEAMLESS */
+   { 45746, 0x0000884F }, /* GL_TEXTURE_CUBE_MAP_SEAMLESS */
    { 45775, 0x00008071 }, /* GL_TEXTURE_DEPTH */
    { 45792, 0x0000884A }, /* GL_TEXTURE_DEPTH_SIZE */
    { 45814, 0x0000884A }, /* GL_TEXTURE_DEPTH_SIZE_ARB */
@@ -4723,7 +4723,7 @@ static const enum_elt all_enums[2340] =
    { 52477, 0x00000D17 }, /* GL_ZOOM_Y */
 };
 
-static const unsigned reduced_enums[1571] =
+static const unsigned reduced_enums[1572] =
 {
        556, /* GL_FALSE */
        853, /* GL_LINES */
@@ -5806,6 +5806,7 @@ static const unsigned reduced_enums[1571] =
       2038, /* GL_TEXTURE_COMPARE_MODE */
       2036, /* GL_TEXTURE_COMPARE_FUNC */
        284, /* GL_COMPARE_REF_TO_TEXTURE */
+      2079, /* GL_TEXTURE_CUBE_MAP_SEAMLESS */
       1400, /* GL_POINT_SPRITE */
        347, /* GL_COORD_REPLACE */
       1405, /* GL_POINT_SPRITE_R_MODE_NV */
@@ -5917,7 +5918,7 @@ static const unsigned reduced_enums[1571] =
       1368, /* GL_PIXEL_UNPACK_BUFFER_BINDING */
        400, /* GL_DEPTH24_STENCIL8 */
       2134, /* GL_TEXTURE_STENCIL_SIZE */
-      2079, /* GL_TEXTURE_CUBE_MAP_SEAMLESS */
+      1096, /* GL_MAX_PROGRAM_EXEC_INSTRUCTIONS_NV */
       1094, /* GL_MAX_PROGRAM_CALL_DEPTH_NV */
       1097, /* GL_MAX_PROGRAM_IF_DEPTH_NV */
       1101, /* GL_MAX_PROGRAM_LOOP_DEPTH_NV */
diff --git a/mesalib/src/mesa/main/texstore.c b/mesalib/src/mesa/main/texstore.c
index 8c51a948e..e8190c392 100644
--- a/mesalib/src/mesa/main/texstore.c
+++ b/mesalib/src/mesa/main/texstore.c
@@ -1350,6 +1350,32 @@ _mesa_texstore_argb8888(TEXSTORE_PARAMS)
    }
    else if (!ctx->_ImageTransferState &&
             !srcPacking->SwapBytes &&
+            dstFormat == MESA_FORMAT_ARGB8888 &&
+            srcFormat == GL_LUMINANCE_ALPHA &&
+            baseInternalFormat == GL_RGBA &&
+            srcType == GL_UNSIGNED_BYTE) {
+      /* special case of storing LA -> ARGB8888 */
+      int img, row, col;
+      const GLint srcRowStride =
+         _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType);
+      for (img = 0; img < srcDepth; img++) {
+         const GLubyte *srcRow = (const GLubyte *)
+            _mesa_image_address(dims, srcPacking, srcAddr, srcWidth,
+                                srcHeight, srcFormat, srcType, img, 0, 0);
+         GLubyte *dstRow = dstSlices[img];
+         for (row = 0; row < srcHeight; row++) {
+            GLuint *d4 = (GLuint *) dstRow;
+            for (col = 0; col < srcWidth; col++) {
+               GLubyte l = srcRow[col * 2 + 0], a = srcRow[col * 2 + 1];
+               d4[col] = PACK_COLOR_8888(a, l, l, l);
+            }
+            dstRow += dstRowStride;
+            srcRow += srcRowStride;
+         }
+      }
+   }
+   else if (!ctx->_ImageTransferState &&
+            !srcPacking->SwapBytes &&
 	    dstFormat == MESA_FORMAT_ARGB8888 &&
             srcFormat == GL_RGBA &&
 	    baseInternalFormat == GL_RGBA &&
diff --git a/mesalib/src/mesa/state_tracker/st_cb_fbo.c b/mesalib/src/mesa/state_tracker/st_cb_fbo.c
index 300c3f0eb..953295c0e 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_fbo.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_fbo.c
@@ -278,9 +278,16 @@ st_new_renderbuffer_fb(enum pipe_format format, int samples, boolean sw)
    case PIPE_FORMAT_R16G16_UNORM:
       strb->Base.InternalFormat = GL_RG16;
       break;
+   case PIPE_FORMAT_R32G32B32A32_FLOAT:
+      strb->Base.InternalFormat = GL_RGBA32F;
+      break;
+   case PIPE_FORMAT_R16G16B16A16_FLOAT:
+      strb->Base.InternalFormat = GL_RGBA16F;
+      break;
    default:
       _mesa_problem(NULL,
-		    "Unexpected format in st_new_renderbuffer_fb");
+		    "Unexpected format %s in st_new_renderbuffer_fb",
+                    util_format_name(format));
       free(strb);
       return NULL;
    }
diff --git a/mesalib/src/mesa/state_tracker/st_cb_texture.c b/mesalib/src/mesa/state_tracker/st_cb_texture.c
index 74ae2d11d..d887455e6 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_texture.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_texture.c
@@ -137,15 +137,7 @@ st_DeleteTextureObject(struct gl_context *ctx,
    if (stObj->pt)
       pipe_resource_reference(&stObj->pt, NULL);
    if (stObj->sampler_view) {
-      if (stObj->sampler_view->context != st->pipe) {
-         /* Take "ownership" of this texture sampler view by setting
-          * its context pointer to this context.  This avoids potential
-          * crashes when the texture object is shared among contexts
-          * and the original/owner context has already been destroyed.
-          */
-         stObj->sampler_view->context = st->pipe;
-      }
-      pipe_sampler_view_reference(&stObj->sampler_view, NULL);
+      pipe_sampler_view_release(st->pipe, &stObj->sampler_view);
    }
    _mesa_delete_texture_object(ctx, texObj);
 }
@@ -450,7 +442,7 @@ st_AllocTextureImageBuffer(struct gl_context *ctx,
    /* The parent texture object does not have space for this image */
 
    pipe_resource_reference(&stObj->pt, NULL);
-   pipe_sampler_view_reference(&stObj->sampler_view, NULL);
+   pipe_sampler_view_release(st->pipe, &stObj->sampler_view);
 
    if (!guess_and_alloc_texture(st, stObj, stImage)) {
       /* Probably out of memory.
@@ -717,7 +709,7 @@ decompress_with_blit(struct gl_context * ctx,
    /* destroy the temp / dest surface */
    util_destroy_rgba_surface(dst_texture, dst_surface);
 
-   pipe_sampler_view_reference(&src_view, NULL);
+   pipe_sampler_view_release(pipe, &src_view);
 }
 
 
@@ -1260,7 +1252,7 @@ st_finalize_texture(struct gl_context *ctx,
        firstImage->pt != stObj->pt &&
        (!stObj->pt || firstImage->pt->last_level >= stObj->pt->last_level)) {
       pipe_resource_reference(&stObj->pt, firstImage->pt);
-      pipe_sampler_view_reference(&stObj->sampler_view, NULL);
+      pipe_sampler_view_release(st->pipe, &stObj->sampler_view);
    }
 
    /* Find gallium format for the Mesa texture */
@@ -1300,7 +1292,7 @@ st_finalize_texture(struct gl_context *ctx,
           * gallium texture now.  We'll make a new one below.
           */
          pipe_resource_reference(&stObj->pt, NULL);
-         pipe_sampler_view_reference(&stObj->sampler_view, NULL);
+         pipe_sampler_view_release(st->pipe, &stObj->sampler_view);
          st->dirty.st |= ST_NEW_FRAMEBUFFER;
       }
    }
diff --git a/mesalib/src/mesa/swrast/s_texture.c b/mesalib/src/mesa/swrast/s_texture.c
index 72d309300..9718367a8 100644
--- a/mesalib/src/mesa/swrast/s_texture.c
+++ b/mesalib/src/mesa/swrast/s_texture.c
@@ -96,6 +96,25 @@ _swrast_alloc_texture_image_buffer(struct gl_context *ctx,
       swImg->ImageOffsets[i] = i * width * height;
    }
 
+   _swrast_init_texture_image(texImage, width, height, depth);
+
+   return GL_TRUE;
+}
+
+
+/**
+ * Code that overrides ctx->Driver.AllocTextureImageBuffer may use this to
+ * initialize the fields of swrast_texture_image without allocating the image
+ * buffer or initializing ImageOffsets or RowStride.
+ *
+ * Returns GL_TRUE on success, GL_FALSE on memory allocation failure.
+ */
+void
+_swrast_init_texture_image(struct gl_texture_image *texImage, GLsizei width,
+                           GLsizei height, GLsizei depth)
+{
+   struct swrast_texture_image *swImg = swrast_texture_image(texImage);
+
    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)))
@@ -115,8 +134,6 @@ _swrast_alloc_texture_image_buffer(struct gl_context *ctx,
       swImg->HeightScale = (GLfloat) texImage->Height;
       swImg->DepthScale = (GLfloat) texImage->Depth;
    }
-
-   return GL_TRUE;
 }
 
 
diff --git a/mesalib/src/mesa/swrast/swrast.h b/mesalib/src/mesa/swrast/swrast.h
index 468d22f0b..ad19eeecc 100644
--- a/mesalib/src/mesa/swrast/swrast.h
+++ b/mesalib/src/mesa/swrast/swrast.h
@@ -192,6 +192,10 @@ _swrast_alloc_texture_image_buffer(struct gl_context *ctx,
                                    GLsizei height, GLsizei depth);
 
 extern void
+_swrast_init_texture_image(struct gl_texture_image *texImage, GLsizei width,
+                           GLsizei height, GLsizei depth);
+
+extern void
 _swrast_free_texture_image_buffer(struct gl_context *ctx,
                                   struct gl_texture_image *texImage);