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

Conflicts:
	configs/linux-dri
	src/gallium/drivers/r600/r600_pipe.c
	src/gallium/drivers/r600/r600_state.c
	src/gallium/include/pipe/p_format.h
	src/gallium/tests/graw/fragment-shader/frag-abs.sh
	src/gallium/tests/graw/fragment-shader/frag-add.sh
	src/gallium/tests/graw/fragment-shader/frag-cb-1d.sh
	src/gallium/tests/graw/fragment-shader/frag-cb-2d.sh
	src/gallium/tests/graw/fragment-shader/frag-dp3.sh
	src/gallium/tests/graw/fragment-shader/frag-dp4.sh
	src/gallium/tests/graw/fragment-shader/frag-dst.sh
	src/gallium/tests/graw/fragment-shader/frag-ex2.sh
	src/gallium/tests/graw/fragment-shader/frag-face.sh
	src/gallium/tests/graw/fragment-shader/frag-flr.sh
	src/gallium/tests/graw/fragment-shader/frag-frc.sh
	src/gallium/tests/graw/fragment-shader/frag-kil.sh
	src/gallium/tests/graw/fragment-shader/frag-lg2.sh
	src/gallium/tests/graw/fragment-shader/frag-lit.sh
	src/gallium/tests/graw/fragment-shader/frag-lrp.sh
	src/gallium/tests/graw/fragment-shader/frag-mad-immx.sh
	src/gallium/tests/graw/fragment-shader/frag-mad.sh
	src/gallium/tests/graw/fragment-shader/frag-max.sh
	src/gallium/tests/graw/fragment-shader/frag-min.sh
	src/gallium/tests/graw/fragment-shader/frag-mov.sh
	src/gallium/tests/graw/fragment-shader/frag-mul.sh
	src/gallium/tests/graw/fragment-shader/frag-rcp.sh
	src/gallium/tests/graw/fragment-shader/frag-rsq.sh
	src/gallium/tests/graw/fragment-shader/frag-sge.sh
	src/gallium/tests/graw/fragment-shader/frag-slt.sh
	src/gallium/tests/graw/fragment-shader/frag-srcmod-abs.sh
	src/gallium/tests/graw/fragment-shader/frag-srcmod-absneg.sh
	src/gallium/tests/graw/fragment-shader/frag-srcmod-neg.sh
	src/gallium/tests/graw/fragment-shader/frag-srcmod-swz.sh
	src/gallium/tests/graw/fragment-shader/frag-sub.sh
	src/gallium/tests/graw/fragment-shader/frag-tempx.sh
	src/gallium/tests/graw/fragment-shader/frag-xpd.sh
	src/gallium/tests/graw/vertex-shader/vert-abs.sh
	src/gallium/tests/graw/vertex-shader/vert-add.sh
	src/gallium/tests/graw/vertex-shader/vert-arl.sh
	src/gallium/tests/graw/vertex-shader/vert-arr.sh
	src/gallium/tests/graw/vertex-shader/vert-cb-1d.sh
	src/gallium/tests/graw/vertex-shader/vert-cb-2d.sh
	src/gallium/tests/graw/vertex-shader/vert-dp3.sh
	src/gallium/tests/graw/vertex-shader/vert-dp4.sh
	src/gallium/tests/graw/vertex-shader/vert-dst.sh
	src/gallium/tests/graw/vertex-shader/vert-ex2.sh
	src/gallium/tests/graw/vertex-shader/vert-flr.sh
	src/gallium/tests/graw/vertex-shader/vert-frc.sh
	src/gallium/tests/graw/vertex-shader/vert-lg2.sh
	src/gallium/tests/graw/vertex-shader/vert-lit.sh
	src/gallium/tests/graw/vertex-shader/vert-lrp.sh
	src/gallium/tests/graw/vertex-shader/vert-mad.sh
	src/gallium/tests/graw/vertex-shader/vert-max.sh
	src/gallium/tests/graw/vertex-shader/vert-min.sh
	src/gallium/tests/graw/vertex-shader/vert-mov.sh
	src/gallium/tests/graw/vertex-shader/vert-mul.sh
	src/gallium/tests/graw/vertex-shader/vert-rcp.sh
	src/gallium/tests/graw/vertex-shader/vert-rsq.sh
	src/gallium/tests/graw/vertex-shader/vert-sge.sh
	src/gallium/tests/graw/vertex-shader/vert-slt.sh
	src/gallium/tests/graw/vertex-shader/vert-srcmod-abs.sh
	src/gallium/tests/graw/vertex-shader/vert-srcmod-absneg.sh
	src/gallium/tests/graw/vertex-shader/vert-srcmod-neg.sh
	src/gallium/tests/graw/vertex-shader/vert-srcmod-swz.sh
	src/gallium/tests/graw/vertex-shader/vert-sub.sh
	src/gallium/tests/graw/vertex-shader/vert-xpd.sh
	src/gallium/tools/trace/dump.py
	src/gallium/tools/trace/format.py
	src/gallium/tools/trace/model.py
	src/gallium/tools/trace/parse.py

11 files changed, 300 insertions, 66 deletions

diff --git a/src/gallium/auxiliary/util/u_cpu_detect.c b/src/gallium/auxiliary/util/u_cpu_detect.c
index 32519b148b6..e0c8f73c7d3 100644
--- a/src/gallium/auxiliary/util/u_cpu_detect.c
+++ b/src/gallium/auxiliary/util/u_cpu_detect.c
@@ -270,13 +270,15 @@ util_cpu_detect(void)
              util_cpu_caps.x86_cpu_type = 8 + ((regs2[0] >> 20) & 255); /* use extended family (P4, IA64) */
 
          /* general feature flags */
-         util_cpu_caps.has_tsc    = (regs2[3] & (1 << 8  )) >>  8; /* 0x0000010 */
-         util_cpu_caps.has_mmx    = (regs2[3] & (1 << 23 )) >> 23; /* 0x0800000 */
-         util_cpu_caps.has_sse    = (regs2[3] & (1 << 25 )) >> 25; /* 0x2000000 */
-         util_cpu_caps.has_sse2   = (regs2[3] & (1 << 26 )) >> 26; /* 0x4000000 */
-         util_cpu_caps.has_sse3   = (regs2[2] & (1));          /* 0x0000001 */
-         util_cpu_caps.has_ssse3  = (regs2[2] & (1 << 9 )) >> 9;   /* 0x0000020 */
-         util_cpu_caps.has_sse4_1 = (regs2[2] & (1 << 19)) >> 19;
+         util_cpu_caps.has_tsc    = (regs2[3] >>  8) & 1; /* 0x0000010 */
+         util_cpu_caps.has_mmx    = (regs2[3] >> 23) & 1; /* 0x0800000 */
+         util_cpu_caps.has_sse    = (regs2[3] >> 25) & 1; /* 0x2000000 */
+         util_cpu_caps.has_sse2   = (regs2[3] >> 26) & 1; /* 0x4000000 */
+         util_cpu_caps.has_sse3   = (regs2[2] >>  0) & 1; /* 0x0000001 */
+         util_cpu_caps.has_ssse3  = (regs2[2] >>  9) & 1; /* 0x0000020 */
+         util_cpu_caps.has_sse4_1 = (regs2[2] >> 19) & 1;
+         util_cpu_caps.has_sse4_2 = (regs2[2] >> 20) & 1;
+         util_cpu_caps.has_avx    = (regs2[2] >> 28) & 1;
          util_cpu_caps.has_mmx2   = util_cpu_caps.has_sse; /* SSE cpus supports mmxext too */
 
          cacheline = ((regs2[1] >> 8) & 0xFF) * 8;
@@ -290,10 +292,10 @@ util_cpu_detect(void)
 
          cpuid(0x80000001, regs2);
 
-         util_cpu_caps.has_mmx  |= (regs2[3] & (1 << 23 )) >> 23; /* 0x0800000 */
-         util_cpu_caps.has_mmx2 |= (regs2[3] & (1 << 22 )) >> 22; /* 0x400000 */
-         util_cpu_caps.has_3dnow    = (regs2[3] & (1 << 31 )) >> 31; /* 0x80000000 */
-         util_cpu_caps.has_3dnow_ext = (regs2[3] & (1 << 30 )) >> 30;
+         util_cpu_caps.has_mmx  |= (regs2[3] >> 23) & 1;
+         util_cpu_caps.has_mmx2 |= (regs2[3] >> 22) & 1;
+         util_cpu_caps.has_3dnow = (regs2[3] >> 31) & 1;
+         util_cpu_caps.has_3dnow_ext = (regs2[3] >> 30) & 1;
       }
 
       if (regs[0] >= 0x80000006) {
@@ -329,6 +331,8 @@ util_cpu_detect(void)
       debug_printf("util_cpu_caps.has_sse3 = %u\n", util_cpu_caps.has_sse3);
       debug_printf("util_cpu_caps.has_ssse3 = %u\n", util_cpu_caps.has_ssse3);
       debug_printf("util_cpu_caps.has_sse4_1 = %u\n", util_cpu_caps.has_sse4_1);
+      debug_printf("util_cpu_caps.has_sse4_2 = %u\n", util_cpu_caps.has_sse4_2);
+      debug_printf("util_cpu_caps.has_avx = %u\n", util_cpu_caps.has_avx);
       debug_printf("util_cpu_caps.has_3dnow = %u\n", util_cpu_caps.has_3dnow);
       debug_printf("util_cpu_caps.has_3dnow_ext = %u\n", util_cpu_caps.has_3dnow_ext);
       debug_printf("util_cpu_caps.has_altivec = %u\n", util_cpu_caps.has_altivec);
diff --git a/src/gallium/auxiliary/util/u_cpu_detect.h b/src/gallium/auxiliary/util/u_cpu_detect.h
index f3bef0993c7..856e8d7a0ef 100644
--- a/src/gallium/auxiliary/util/u_cpu_detect.h
+++ b/src/gallium/auxiliary/util/u_cpu_detect.h
@@ -53,6 +53,8 @@ struct util_cpu_caps {
    unsigned has_sse3:1;
    unsigned has_ssse3:1;
    unsigned has_sse4_1:1;
+   unsigned has_sse4_2:1;
+   unsigned has_avx:1;
    unsigned has_3dnow:1;
    unsigned has_3dnow_ext:1;
    unsigned has_altivec:1;
diff --git a/src/gallium/auxiliary/util/u_double_list.h b/src/gallium/auxiliary/util/u_double_list.h
index 42adb1f0699..2384c36cb13 100644
--- a/src/gallium/auxiliary/util/u_double_list.h
+++ b/src/gallium/auxiliary/util/u_double_list.h
@@ -39,6 +39,7 @@
 
 
 #include <stddef.h>
+#include "pipe/p_compiler.h"
 
 
 struct list_head
@@ -47,50 +48,56 @@ struct list_head
     struct list_head *next;
 };
 
+static INLINE void list_inithead(struct list_head *item)
+{
+    item->prev = item;
+    item->next = item;
+}
+
+static INLINE void list_add(struct list_head *item, struct list_head *list)
+{
+    item->prev = list;
+    item->next = list->next;
+    list->next->prev = item;
+    list->next = item;
+}
+
+static INLINE void list_addtail(struct list_head *item, struct list_head *list)
+{
+    item->next = list;
+    item->prev = list->prev;
+    list->prev->next = item;
+    list->prev = item;
+}
+
+static INLINE void list_replace(struct list_head *from, struct list_head *to)
+{
+    to->prev = from->prev;
+    to->next = from->next;
+    from->next->prev = to;
+    from->prev->next = to;
+}
+
+static INLINE void list_del(struct list_head *item)
+{
+    item->prev->next = item->next;
+    item->next->prev = item->prev;
+}
 
-#define LIST_INITHEAD(__item)			\
-  do {						\
-    (__item)->prev = (__item);			\
-    (__item)->next = (__item);			\
-  } while (0)
-
-#define LIST_ADD(__item, __list)		\
-  do {						\
-    (__item)->prev = (__list);			\
-    (__item)->next = (__list)->next;		\
-    (__list)->next->prev = (__item);		\
-    (__list)->next = (__item);			\
-  } while (0)
-
-#define LIST_ADDTAIL(__item, __list)		\
-  do {						\
-    (__item)->next = (__list);			\
-    (__item)->prev = (__list)->prev;		\
-    (__list)->prev->next = (__item);		\
-    (__list)->prev = (__item);			\
-  } while(0)
-
-#define LIST_REPLACE(__from, __to)		\
-  do {						\
-    (__to)->prev = (__from)->prev;		\
-    (__to)->next = (__from)->next;		\
-    (__from)->next->prev = (__to);		\
-    (__from)->prev->next = (__to);		\
-  } while (0)
-
-#define LIST_DEL(__item)			\
-  do {						\
-    (__item)->prev->next = (__item)->next;	\
-    (__item)->next->prev = (__item)->prev;	\
-  } while(0)
-
-#define LIST_DELINIT(__item)			\
-  do {						\
-    (__item)->prev->next = (__item)->next;	\
-    (__item)->next->prev = (__item)->prev;	\
-    (__item)->next = (__item);			\
-    (__item)->prev = (__item);			\
-  } while(0)
+static INLINE void list_delinit(struct list_head *item)
+{
+    item->prev->next = item->next;
+    item->next->prev = item->prev;
+    item->next = item;
+    item->prev = item;
+}
+
+#define LIST_INITHEAD(__item) list_inithead(__item)
+#define LIST_ADD(__item, __list) list_add(__item, __list)
+#define LIST_ADDTAIL(__item, __list) list_addtail(__item, __list)
+#define LIST_REPLACE(__from, __to) list_replace(__from, __to)
+#define LIST_DEL(__item) list_del(__item)
+#define LIST_DELINIT(__item) list_delinit(__item)
 
 #define LIST_ENTRY(__type, __item, __field)   \
     ((__type *)(((char *)(__item)) - offsetof(__type, __field)))
@@ -114,4 +121,21 @@ struct list_head
 	storage = container_of(pos->member.next, pos, member);	\
 	&pos->member != (head);						\
 	pos = storage, storage = container_of(storage->member.next, storage, member))
+
+#define LIST_FOR_EACH_ENTRY_SAFE_REV(pos, storage, head, member)	\
+   for (pos = container_of((head)->prev, pos, member),			\
+	storage = container_of(pos->member.prev, pos, member);		\
+	&pos->member != (head);						\
+	pos = storage, storage = container_of(storage->member.prev, storage, member))
+
+#define LIST_FOR_EACH_ENTRY_FROM(pos, start, head, member)		\
+   for (pos = container_of((start), pos, member);			\
+	&pos->member != (head);						\
+	pos = container_of(pos->member.next, pos, member))
+
+#define LIST_FOR_EACH_ENTRY_FROM_REV(pos, start, head, member)		\
+   for (pos = container_of((start), pos, member);			\
+	&pos->member != (head);						\
+	pos = container_of(pos->member.prev, pos, member))
+
 #endif /*_U_DOUBLE_LIST_H_*/
diff --git a/src/gallium/auxiliary/util/u_draw.c b/src/gallium/auxiliary/util/u_draw.c
new file mode 100644
index 00000000000..20837be5e59
--- /dev/null
+++ b/src/gallium/auxiliary/util/u_draw.c
@@ -0,0 +1,99 @@
+/**************************************************************************
+ *
+ * Copyright 2011 VMware, Inc.
+ * 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 VMWARE 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.
+ *
+ **************************************************************************/
+
+
+#include "util/u_debug.h"
+#include "util/u_math.h"
+#include "util/u_format.h"
+#include "util/u_draw.h"
+
+
+/**
+ * Returns the largest legal index value for the current set of bound vertex
+ * buffers.  Regardless of any other consideration, all vertex lookups need to
+ * be clamped to 0..max_index to prevent an out-of-bound access.
+ */
+unsigned
+util_draw_max_index(
+      const struct pipe_vertex_buffer *vertex_buffers,
+      unsigned nr_vertex_buffers,
+      const struct pipe_vertex_element *vertex_elements,
+      unsigned nr_vertex_elements,
+      const struct pipe_draw_info *info)
+{
+   unsigned max_index;
+   unsigned i;
+
+   max_index = ~0;
+   for (i = 0; i < nr_vertex_elements; i++) {
+      const struct pipe_vertex_element *element =
+         &vertex_elements[i];
+      const struct pipe_vertex_buffer *buffer =
+         &vertex_buffers[element->vertex_buffer_index];
+      unsigned buffer_size;
+      const struct util_format_description *format_desc;
+      unsigned format_size;
+
+      assert(buffer->buffer->height0 == 1);
+      assert(buffer->buffer->depth0 == 1);
+      buffer_size = buffer->buffer->width0;
+
+      format_desc = util_format_description(element->src_format);
+      assert(format_desc->block.width == 1);
+      assert(format_desc->block.height == 1);
+      assert(format_desc->block.bits % 8 == 0);
+      format_size = format_desc->block.bits/8;
+
+      assert(buffer_size - buffer->buffer_offset <= buffer_size);
+      buffer_size -= buffer->buffer_offset;
+
+      assert(buffer_size - element->src_offset <= buffer_size);
+      buffer_size -= element->src_offset;
+
+      assert(buffer_size - format_size <= buffer_size);
+      buffer_size -= format_size;
+
+      if (buffer->stride != 0) {
+         unsigned buffer_max_index;
+
+         buffer_max_index = buffer_size / buffer->stride;
+
+         if (element->instance_divisor == 0) {
+            /* Per-vertex data */
+            max_index = MIN2(max_index, buffer_max_index);
+         }
+         else {
+            /* Per-instance data. Simply make sure the state tracker didn't
+             * request more instances than those that fit in the buffer */
+            assert((info->start_instance + info->instance_count)/element->instance_divisor
+                   <= (buffer_max_index + 1));
+         }
+      }
+   }
+
+   return max_index;
+}
diff --git a/src/gallium/auxiliary/util/u_draw.h b/src/gallium/auxiliary/util/u_draw.h
index f06d09ef91d..fdb683ca8a2 100644
--- a/src/gallium/auxiliary/util/u_draw.h
+++ b/src/gallium/auxiliary/util/u_draw.h
@@ -34,6 +34,11 @@
 #include "pipe/p_state.h"
 
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
 static INLINE void
 util_draw_init_info(struct pipe_draw_info *info)
 {
@@ -136,4 +141,18 @@ util_draw_range_elements(struct pipe_context *pipe,
    pipe->draw_vbo(pipe, &info);
 }
 
+
+unsigned
+util_draw_max_index(
+      const struct pipe_vertex_buffer *vertex_buffers,
+      unsigned nr_vertex_buffers,
+      const struct pipe_vertex_element *vertex_elements,
+      unsigned nr_vertex_elements,
+      const struct pipe_draw_info *info);
+
+
+#ifdef __cplusplus
+}
 #endif
+
+#endif /* !U_DRAW_H */
diff --git a/src/gallium/auxiliary/util/u_format.c b/src/gallium/auxiliary/util/u_format.c
index 4896faa12bf..9cbdd0a5b99 100644
--- a/src/gallium/auxiliary/util/u_format.c
+++ b/src/gallium/auxiliary/util/u_format.c
@@ -36,6 +36,55 @@
 #include "u_memory.h"
 #include "u_rect.h"
 #include "u_format.h"
+#include "u_format_s3tc.h"
+
+#include "pipe/p_defines.h"
+
+
+boolean
+util_format_is_float(enum pipe_format format)
+{
+   const struct util_format_description *desc = util_format_description(format);
+   unsigned i;
+
+   assert(desc);
+   if (!desc) {
+      return FALSE;
+   }
+
+   /* Find the first non-void channel. */
+   for (i = 0; i < 4; i++) {
+      if (desc->channel[i].type != UTIL_FORMAT_TYPE_VOID) {
+         break;
+      }
+   }
+
+   if (i == 4) {
+      return FALSE;
+   }
+
+   return desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT ? TRUE : FALSE;
+}
+
+
+boolean
+util_format_is_supported(enum pipe_format format, unsigned bind)
+{
+   if (util_format_is_s3tc(format) && !util_format_s3tc_enabled) {
+      return FALSE;
+   }
+
+#ifndef TEXTURE_FLOAT_ENABLED
+   if ((bind & PIPE_BIND_RENDER_TARGET) &&
+       format != PIPE_FORMAT_R9G9B9E5_FLOAT &&
+       format != PIPE_FORMAT_R11G11B10_FLOAT &&
+       util_format_is_float(format)) {
+      return FALSE;
+   }
+#endif
+
+   return TRUE;
+}
 
 
 void
diff --git a/src/gallium/auxiliary/util/u_format.csv b/src/gallium/auxiliary/util/u_format.csv
index 22c63ae162a..e4b3f5df6ee 100644
--- a/src/gallium/auxiliary/util/u_format.csv
+++ b/src/gallium/auxiliary/util/u_format.csv
@@ -88,6 +88,22 @@ PIPE_FORMAT_L16_UNORM             , plain, 1, 1, un16,     ,     ,     , xxx1, r
 PIPE_FORMAT_A16_UNORM             , plain, 1, 1, un16,     ,     ,     , 000x, rgb
 PIPE_FORMAT_I16_UNORM             , plain, 1, 1, un16,     ,     ,     , xxxx, rgb
 PIPE_FORMAT_L16A16_UNORM          , plain, 1, 1, un16, un16,     ,     , xxxy, rgb
+PIPE_FORMAT_A8_SNORM              , plain, 1, 1, sn8 ,     ,     ,     , 000x, rgb
+PIPE_FORMAT_L8_SNORM              , plain, 1, 1, sn8 ,     ,     ,     , xxx1, rgb
+PIPE_FORMAT_L8A8_SNORM            , plain, 1, 1, sn8 , sn8 ,     ,     , xxxy, rgb
+PIPE_FORMAT_I8_SNORM              , plain, 1, 1, sn8 ,     ,     ,     , xxxx, rgb
+PIPE_FORMAT_A16_SNORM             , plain, 1, 1, sn16,     ,     ,     , 000x, rgb
+PIPE_FORMAT_L16_SNORM             , plain, 1, 1, sn16,     ,     ,     , xxx1, rgb
+PIPE_FORMAT_L16A16_SNORM          , plain, 1, 1, sn16, sn16,     ,     , xxxy, rgb
+PIPE_FORMAT_I16_SNORM             , plain, 1, 1, sn16,     ,     ,     , xxxx, rgb
+PIPE_FORMAT_A16_FLOAT             , plain, 1, 1, f16 ,     ,     ,     , 000x, rgb
+PIPE_FORMAT_L16_FLOAT             , plain, 1, 1, f16 ,     ,     ,     , xxx1, rgb
+PIPE_FORMAT_L16A16_FLOAT          , plain, 1, 1, f16 , f16 ,     ,     , xxxy, rgb
+PIPE_FORMAT_I16_FLOAT             , plain, 1, 1, f16 ,     ,     ,     , xxxx, rgb
+PIPE_FORMAT_A32_FLOAT             , plain, 1, 1, f32 ,     ,     ,     , 000x, rgb
+PIPE_FORMAT_L32_FLOAT             , plain, 1, 1, f32 ,     ,     ,     , xxx1, rgb
+PIPE_FORMAT_L32A32_FLOAT          , plain, 1, 1, f32 , f32 ,     ,     , xxxy, rgb
+PIPE_FORMAT_I32_FLOAT             , plain, 1, 1, f32 ,     ,     ,     , xxxx, rgb
 
 # SRGB formats
 PIPE_FORMAT_L8_SRGB               , plain, 1, 1, un8 ,     ,     ,     , xxx1, srgb 
diff --git a/src/gallium/auxiliary/util/u_format.h b/src/gallium/auxiliary/util/u_format.h
index 7659a802a41..bb3ed72e932 100644
--- a/src/gallium/auxiliary/util/u_format.h
+++ b/src/gallium/auxiliary/util/u_format.h
@@ -473,6 +473,10 @@ util_format_colormask(const struct util_format_description *desc)
 }
 
 
+boolean
+util_format_is_float(enum pipe_format format);
+
+
 /**
  * Whether the src format can be blitted to destation format with a simple
  * memcpy.
@@ -481,6 +485,12 @@ boolean
 util_is_format_compatible(const struct util_format_description *src_desc,
                           const struct util_format_description *dst_desc);
 
+/**
+ * Whether the format is supported by Gallium for the given bindings.
+ * This covers S3TC textures and floating-point render targets.
+ */
+boolean
+util_format_is_supported(enum pipe_format format, unsigned bind);
 
 /**
  * Whether this format is a rgab8 variant.
diff --git a/src/gallium/auxiliary/util/u_surface.c b/src/gallium/auxiliary/util/u_surface.c
index 9caf76c802b..4c5cc4da182 100644
--- a/src/gallium/auxiliary/util/u_surface.c
+++ b/src/gallium/auxiliary/util/u_surface.c
@@ -157,6 +157,9 @@ util_resource_copy_region(struct pipe_context *pipe,
    unsigned h = src_box->height;
 
    assert(src && dst);
+   assert((src->target == PIPE_BUFFER && dst->target == PIPE_BUFFER) ||
+          (src->target != PIPE_BUFFER && dst->target != PIPE_BUFFER));
+
    if (!src || !dst)
       return;
 
@@ -188,15 +191,19 @@ util_resource_copy_region(struct pipe_context *pipe,
    assert(dst_map);
 
    if (src_map && dst_map) {
-      util_copy_rect(dst_map,
-                     dst_format,
-                     dst_trans->stride,
-                     0, 0,
-                     w, h,
-                     src_map,
-                     src_trans->stride,
-                     0,
-                     0);
+      if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
+         memcpy(dst_map, src_map, w);
+      } else {
+         util_copy_rect(dst_map,
+                        dst_format,
+                        dst_trans->stride,
+                        0, 0,
+                        w, h,
+                        src_map,
+                        src_trans->stride,
+                        0,
+                        0);
+      }
    }
 
    pipe->transfer_unmap(pipe, src_trans);
diff --git a/src/gallium/auxiliary/util/u_vbuf_mgr.c b/src/gallium/auxiliary/util/u_vbuf_mgr.c
index 521ac07747c..dea2928f950 100644
--- a/src/gallium/auxiliary/util/u_vbuf_mgr.c
+++ b/src/gallium/auxiliary/util/u_vbuf_mgr.c
@@ -499,7 +499,7 @@ void u_vbuf_mgr_set_vertex_buffers(struct u_vbuf_mgr *mgrb,
       /* Update the maximum index. */
       mgr->b.max_index =
             MIN2(mgr->b.max_index,
-                 (vb->buffer->width0 - vb->buffer_offset) / vb->stride);
+                 (vb->buffer->width0 - vb->buffer_offset) / vb->stride - 1);
    }
 
    for (; i < mgr->b.nr_real_vertex_buffers; i++) {
@@ -572,7 +572,11 @@ void u_vbuf_mgr_draw_begin(struct u_vbuf_mgr *mgrb,
    int min_index, max_index;
 
    min_index = info->min_index - info->index_bias;
-   max_index = info->max_index - info->index_bias;
+   if (info->max_index == ~0) {
+      max_index = mgr->b.max_index;
+   } else {
+      max_index = MIN2(info->max_index - info->index_bias, mgr->b.max_index);
+   }
 
    /* Translate vertices with non-native layouts or formats. */
    if (mgr->incompatible_vb_layout || mgr->ve->incompatible_layout) {
diff --git a/src/gallium/auxiliary/util/u_vbuf_mgr.h b/src/gallium/auxiliary/util/u_vbuf_mgr.h
index 8b241854c83..9380dce4f72 100644
--- a/src/gallium/auxiliary/util/u_vbuf_mgr.h
+++ b/src/gallium/auxiliary/util/u_vbuf_mgr.h
@@ -53,7 +53,7 @@ struct u_vbuf_mgr {
    int nr_real_vertex_buffers;
 
    /* Precomputed max_index for hardware vertex buffers. */
-   int max_index;
+   unsigned max_index;
 
    /* This uploader can optionally be used by the driver.
     *