libX11 libxcb mesa xserver xcb-proto xkeyboard-config git update 4 Mar 2014

xserver          commit b634e909895f6001e7d9543e1350b20c82c8c01c
libxcb           commit 4ffa6f83b92763eb901c7ddb7c20775e24d507ca
libxcb/xcb-proto commit 4270141a7cb3c68f50251be19a5a628aa18553e6
xkeyboard-config commit d9e3d0ec1a48a5f61ea6dd6d20b8682eeecf3a39
libX11           commit d6bd988bc00494914b38b95ee5df77ac4f32f19f
libXdmcp         commit 089081dca4ba3598c6f9bf401c029378943b5854
libXext          commit d5447c0156f556114dbf97d6064c0c7b0fcd5f70
libfontenc       commit 0037a42107b952c9d903719615747e760e4e7247
libXinerama      commit edd95182b26eb5d576d4878c559e0f17dddaa909
libXau           commit 1e4635be11154dd8262f37b379511bd627defa2a
xkbcomp          commit 31b90ee4ffc774e0da540277907fc5540c0b012c
pixman           commit 82d094654a46bd97d47f1f132a01ae0a74b986f3
xextproto        commit 66afec3f49e8eb0d4c2e9af7088fc3116d4bafd7
randrproto       commit a4a6694c059d74247c16527eef4a0ec9f56bbef6
glproto          commit f84853d97d5749308992412a215fa518b6536eb3
mkfontscale      commit eac564e0fc9052a39981ea47b271f7f3d2821944
xwininfo         commit ba0d1b0da21d2dbdd81098ed5778f3792b472e13
libXft           commit 4acfdaf95adb0a05c2a25550bdde036c865902f4
libXmu           commit 22d9c590901e121936f50dee97dc60c4f7defb63
libxtrans        commit 3f0de269abe59353acbd7a5587d68ce0da91db67
fontconfig       commit e310d2fac2d874d5aa76c609df70cc7b871c0b6d
mesa             commit 1a568e0f2b65e4e1e1d19a6dece3a792a33da825

7 files changed, 628 insertions, 27 deletions

diff --git a/mesalib/src/gallium/auxiliary/util/u_debug_flush.c b/mesalib/src/gallium/auxiliary/util/u_debug_flush.c
new file mode 100644
index 000000000..9cf70db58
--- /dev/null
+++ b/mesalib/src/gallium/auxiliary/util/u_debug_flush.c
@@ -0,0 +1,391 @@
+/**************************************************************************
+ *
+ * Copyright 2012 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.
+ *
+ **************************************************************************/
+
+/**
+ * @file
+ * u_debug_flush.c Debug flush and map-related issues:
+ * - Flush while synchronously mapped.
+ * - Command stream reference while synchronously mapped.
+ * - Synchronous map while referenced on command stream.
+ * - Recursive maps.
+ * - Unmap while not mapped.
+ *
+ * @author Thomas Hellstrom <thellstrom@vmware.com>
+ */
+
+#ifdef DEBUG
+#include "pipe/p_compiler.h"
+#include "util/u_debug_stack.h"
+#include "util/u_debug.h"
+#include "util/u_memory.h"
+#include "util/u_debug_flush.h"
+#include "util/u_hash_table.h"
+#include "util/u_double_list.h"
+#include "util/u_inlines.h"
+#include "os/os_thread.h"
+#include <stdio.h>
+
+struct debug_flush_buf {
+   /* Atomic */
+   struct pipe_reference reference; /* Must be the first member. */
+   pipe_mutex mutex;
+   /* Immutable */
+   boolean supports_unsync;
+   unsigned bt_depth;
+   /* Protected by mutex */
+   boolean mapped;
+   boolean mapped_sync;
+   struct debug_stack_frame *map_frame;
+};
+
+struct debug_flush_item {
+   struct debug_flush_buf *fbuf;
+   unsigned bt_depth;
+   struct debug_stack_frame *ref_frame;
+};
+
+struct debug_flush_ctx {
+   /* Contexts are used by a single thread at a time */
+   unsigned bt_depth;
+   boolean catch_map_of_referenced;
+   struct util_hash_table *ref_hash;
+   struct list_head head;
+};
+
+pipe_static_mutex(list_mutex);
+static struct list_head ctx_list = {&ctx_list, &ctx_list};
+
+static struct debug_stack_frame *
+debug_flush_capture_frame(int start, int depth)
+{
+   struct debug_stack_frame *frames;
+
+   frames = CALLOC(depth, sizeof(*frames));
+   if (!frames)
+      return NULL;
+
+   debug_backtrace_capture(frames, start, depth);
+   return frames;
+}
+
+static int
+debug_flush_pointer_compare(void *key1, void *key2)
+{
+   return (key1 == key2) ? 0 : 1;
+}
+
+static unsigned
+debug_flush_pointer_hash(void *key)
+{
+   return (unsigned) (unsigned long) key;
+}
+
+struct debug_flush_buf *
+debug_flush_buf_create(boolean supports_unsync, unsigned bt_depth)
+{
+   struct debug_flush_buf *fbuf = CALLOC_STRUCT(debug_flush_buf);
+
+   if (!fbuf)
+      goto out_no_buf;
+
+   fbuf->supports_unsync = supports_unsync;
+   fbuf->bt_depth = bt_depth;
+   pipe_reference_init(&fbuf->reference, 1);
+   pipe_mutex_init(fbuf->mutex);
+
+   return fbuf;
+out_no_buf:
+   debug_printf("Debug flush buffer creation failed.\n");
+   debug_printf("Debug flush checking for this buffer will be incomplete.\n");
+   return NULL;
+}
+
+void
+debug_flush_buf_reference(struct debug_flush_buf **dst,
+                          struct debug_flush_buf *src)
+{
+   struct debug_flush_buf *fbuf = *dst;
+
+   if (pipe_reference(&(*dst)->reference, &src->reference)) {
+      if (fbuf->map_frame)
+         FREE(fbuf->map_frame);
+
+      FREE(fbuf);
+   }
+
+   *dst = src;
+}
+
+static void
+debug_flush_item_destroy(struct debug_flush_item *item)
+{
+   debug_flush_buf_reference(&item->fbuf, NULL);
+
+   if (item->ref_frame)
+      FREE(item->ref_frame);
+
+   FREE(item);
+}
+
+struct debug_flush_ctx *
+debug_flush_ctx_create(boolean catch_reference_of_mapped, unsigned bt_depth)
+{
+   struct debug_flush_ctx *fctx = CALLOC_STRUCT(debug_flush_ctx);
+
+   if (!fctx)
+      goto out_no_ctx;
+
+   fctx->ref_hash = util_hash_table_create(debug_flush_pointer_hash,
+                                           debug_flush_pointer_compare);
+
+   if (!fctx->ref_hash)
+      goto out_no_ref_hash;
+
+   fctx->bt_depth = bt_depth;
+   pipe_mutex_lock(list_mutex);
+   list_addtail(&fctx->head, &ctx_list);
+   pipe_mutex_unlock(list_mutex);
+
+   return fctx;
+
+ out_no_ref_hash:
+   FREE(fctx);
+out_no_ctx:
+   debug_printf("Debug flush context creation failed.\n");
+   debug_printf("Debug flush checking for this context will be incomplete.\n");
+   return NULL;
+}
+
+static void
+debug_flush_alert(const char *s, const char *op,
+                  unsigned start, unsigned depth,
+                  boolean continued,
+                  boolean capture,
+                  const struct debug_stack_frame *frame)
+{
+   if (capture)
+      frame = debug_flush_capture_frame(start, depth);
+
+   if (s)
+      debug_printf("%s ", s);
+   if (frame) {
+      debug_printf("%s backtrace follows:\n", op);
+      debug_backtrace_dump(frame, depth);
+   } else
+      debug_printf("No %s backtrace was captured.\n", op);
+
+   if (continued)
+      debug_printf("**********************************\n");
+   else
+      debug_printf("*********END OF MESSAGE***********\n\n\n");
+
+   if (capture)
+      FREE((void *)frame);
+}
+
+
+void
+debug_flush_map(struct debug_flush_buf *fbuf, unsigned flags)
+{
+   boolean mapped_sync = FALSE;
+
+   if (!fbuf)
+      return;
+
+   pipe_mutex_lock(fbuf->mutex);
+   if (fbuf->mapped) {
+      debug_flush_alert("Recursive map detected.", "Map",
+                        2, fbuf->bt_depth, TRUE, TRUE, NULL);
+      debug_flush_alert(NULL, "Previous map", 0, fbuf->bt_depth, FALSE,
+                        FALSE, fbuf->map_frame);
+   } else if (!(flags & PIPE_TRANSFER_UNSYNCHRONIZED) ||
+              !fbuf->supports_unsync) {
+      fbuf->mapped_sync = mapped_sync = TRUE;
+   }
+   fbuf->map_frame = debug_flush_capture_frame(1, fbuf->bt_depth);
+   fbuf->mapped = TRUE;
+   pipe_mutex_unlock(fbuf->mutex);
+
+   if (mapped_sync) {
+      struct debug_flush_ctx *fctx;
+
+      pipe_mutex_lock(list_mutex);
+      LIST_FOR_EACH_ENTRY(fctx, &ctx_list, head) {
+         struct debug_flush_item *item =
+            util_hash_table_get(fctx->ref_hash, fbuf);
+
+         if (item && fctx->catch_map_of_referenced) {
+            debug_flush_alert("Already referenced map detected.",
+                              "Map", 2, fbuf->bt_depth, TRUE, TRUE, NULL);
+            debug_flush_alert(NULL, "Reference", 0, item->bt_depth,
+                              FALSE, FALSE, item->ref_frame);
+         }
+      }
+      pipe_mutex_unlock(list_mutex);
+   }
+}
+
+void
+debug_flush_unmap(struct debug_flush_buf *fbuf)
+{
+   if (!fbuf)
+      return;
+
+   pipe_mutex_lock(fbuf->mutex);
+   if (!fbuf->mapped)
+      debug_flush_alert("Unmap not previously mapped detected.", "Map",
+                        2, fbuf->bt_depth, FALSE, TRUE, NULL);
+
+   fbuf->mapped_sync = FALSE;
+   fbuf->mapped = FALSE;
+   if (fbuf->map_frame) {
+      FREE(fbuf->map_frame);
+      fbuf->map_frame = NULL;
+   }
+   pipe_mutex_unlock(fbuf->mutex);
+}
+
+void
+debug_flush_cb_reference(struct debug_flush_ctx *fctx,
+                         struct debug_flush_buf *fbuf)
+{
+   struct debug_flush_item *item;
+
+   if (!fctx || !fbuf)
+      return;
+
+   item = util_hash_table_get(fctx->ref_hash, fbuf);
+
+   pipe_mutex_lock(fbuf->mutex);
+   if (fbuf->mapped_sync) {
+      debug_flush_alert("Reference of mapped buffer detected.", "Reference",
+                        2, fctx->bt_depth, TRUE, TRUE, NULL);
+      debug_flush_alert(NULL, "Map", 0, fbuf->bt_depth, FALSE,
+                        FALSE, fbuf->map_frame);
+   }
+   pipe_mutex_unlock(fbuf->mutex);
+
+   if (!item) {
+      item = CALLOC_STRUCT(debug_flush_item);
+      if (item) {
+         debug_flush_buf_reference(&item->fbuf, fbuf);
+         item->bt_depth = fctx->bt_depth;
+         item->ref_frame = debug_flush_capture_frame(2, item->bt_depth);
+         if (util_hash_table_set(fctx->ref_hash, fbuf, item) != PIPE_OK) {
+            debug_flush_item_destroy(item);
+            goto out_no_item;
+         }
+         return;
+      }
+      goto out_no_item;
+   }
+   return;
+
+out_no_item:
+   debug_printf("Debug flush command buffer reference creation failed.\n");
+   debug_printf("Debug flush checking will be incomplete "
+                "for this command batch.\n");
+}
+
+static enum pipe_error
+debug_flush_might_flush_cb(void *key, void *value, void *data)
+{
+   struct debug_flush_item *item =
+      (struct debug_flush_item *) value;
+   struct debug_flush_buf *fbuf = item->fbuf;
+   const char *reason = (const char *) data;
+   char message[80];
+
+   snprintf(message, sizeof(message),
+            "%s referenced mapped buffer detected.", reason);
+
+   pipe_mutex_lock(fbuf->mutex);
+   if (fbuf->mapped_sync) {
+      debug_flush_alert(message, reason, 3, item->bt_depth, TRUE, TRUE, NULL);
+      debug_flush_alert(NULL, "Map", 0, fbuf->bt_depth, TRUE, FALSE,
+                        fbuf->map_frame);
+      debug_flush_alert(NULL, "First reference", 0, item->bt_depth, FALSE,
+                        FALSE, item->ref_frame);
+   }
+   pipe_mutex_unlock(fbuf->mutex);
+
+   return PIPE_OK;
+}
+
+void
+debug_flush_might_flush(struct debug_flush_ctx *fctx)
+{
+   if (!fctx)
+      return;
+
+   util_hash_table_foreach(fctx->ref_hash,
+                           debug_flush_might_flush_cb,
+                           "Might flush");
+}
+
+static enum pipe_error
+debug_flush_flush_cb(void *key, void *value, void *data)
+{
+   struct debug_flush_item *item =
+      (struct debug_flush_item *) value;
+
+   debug_flush_item_destroy(item);
+
+   return PIPE_OK;
+}
+
+
+void
+debug_flush_flush(struct debug_flush_ctx *fctx)
+{
+   if (!fctx)
+      return;
+
+   util_hash_table_foreach(fctx->ref_hash,
+                           debug_flush_might_flush_cb,
+                           "Flush");
+   util_hash_table_foreach(fctx->ref_hash,
+                           debug_flush_flush_cb,
+                           NULL);
+   util_hash_table_clear(fctx->ref_hash);
+}
+
+void
+debug_flush_ctx_destroy(struct debug_flush_ctx *fctx)
+{
+   if (!fctx)
+      return;
+
+   list_del(&fctx->head);
+   util_hash_table_foreach(fctx->ref_hash,
+                           debug_flush_flush_cb,
+                           NULL);
+   util_hash_table_clear(fctx->ref_hash);
+   util_hash_table_destroy(fctx->ref_hash);
+   FREE(fctx);
+}
+#endif
diff --git a/mesalib/src/gallium/auxiliary/util/u_debug_flush.h b/mesalib/src/gallium/auxiliary/util/u_debug_flush.h
new file mode 100644
index 000000000..a604167f0
--- /dev/null
+++ b/mesalib/src/gallium/auxiliary/util/u_debug_flush.h
@@ -0,0 +1,138 @@
+/**************************************************************************
+ *
+ * Copyright 2012 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.
+ *
+ **************************************************************************/
+
+/**
+ * @file
+ * u_debug_flush.h - Header for debugging flush- and map- related issues.
+ * - Flush while synchronously mapped.
+ * - Command stream reference while synchronously mapped.
+ * - Synchronous map while referenced on command stream.
+ * - Recursive maps.
+ * - Unmap while not mapped.
+ *
+ * @author Thomas Hellstrom <thellstrom@vmware.com>
+ */
+#ifdef DEBUG
+
+#ifndef U_DEBUG_FLUSH_H_
+#define U_DEBUG_FLUSH_H_
+
+struct debug_flush_buf;
+struct debug_flush_ctx;
+
+/**
+ * Create a buffer (AKA allocation) representation.
+ *
+ * @param support_unsync Whether unsynchronous maps are truly supported.
+ * @param bt_depth Depth of backtrace to be captured for this buffer
+ * representation.
+ */
+struct debug_flush_buf *
+debug_flush_buf_create(boolean supports_unsync, unsigned bt_depth);
+
+/**
+ * Reference a buffer representation.
+ *
+ * @param dst Pointer copy destination
+ * @param src Pointer copy source (may be NULL).
+ *
+ * Replace a pointer to a buffer representation with proper refcounting.
+ */
+void
+debug_flush_buf_reference(struct debug_flush_buf **dst,
+                          struct debug_flush_buf *src);
+
+/**
+ * Create a context representation.
+ *
+ * @param catch_map_of_referenced Whether to catch synchronous maps of buffers
+ * already present on the command stream.
+ * @param bt_depth Depth of backtrace to be captured for this context
+ * representation.
+ */
+struct debug_flush_ctx *
+debug_flush_ctx_create(boolean catch_map_of_referenced, unsigned bt_depth);
+
+/**
+ * Destroy a context representation.
+ *
+ * @param fctx The context representation to destroy.
+ */
+void
+debug_flush_ctx_destroy(struct debug_flush_ctx *fctx);
+
+/**
+ * Map annotation
+ *
+ * @param fbuf The buffer representation to map.
+ * @param flags Pipebuffer flags for the map.
+ *
+ * Used to annotate a map of the buffer described by the buffer representation.
+ */
+void debug_flush_map(struct debug_flush_buf *fbuf, unsigned flags);
+
+/**
+ * Unmap annotation
+ *
+ * @param fbuf The buffer representation to map.
+ *
+ * Used to annotate an unmap of the buffer described by the
+ * buffer representation.
+ */
+void debug_flush_unmap(struct debug_flush_buf *fbuf);
+
+/**
+ * Might flush annotation
+ *
+ * @param fctx The context representation that might be flushed.
+ *
+ * Used to annotate a conditional (possible) flush of the given context.
+ */
+void debug_flush_might_flush(struct debug_flush_ctx *fctx);
+
+/**
+ * Flush annotation
+ *
+ * @param fctx The context representation that is flushed.
+ *
+ * Used to annotate a real flush of the given context.
+ */
+void debug_flush_flush(struct debug_flush_ctx *fctx);
+
+
+/**
+ * Flush annotation
+ *
+ * @param fctx The context representation that is flushed.
+ *
+ * Used to annotate a real flush of the given context.
+ */
+void debug_flush_cb_reference(struct debug_flush_ctx *fctx,
+                              struct debug_flush_buf *fbuf);
+
+#endif
+#endif
diff --git a/mesalib/src/gallium/auxiliary/util/u_format.c b/mesalib/src/gallium/auxiliary/util/u_format.c
index 6b602bf32..056f82f72 100644
--- a/mesalib/src/gallium/auxiliary/util/u_format.c
+++ b/mesalib/src/gallium/auxiliary/util/u_format.c
@@ -527,7 +527,7 @@ util_format_fits_8unorm(const struct util_format_description *format_desc)
 }
 
 
-void
+boolean
 util_format_translate(enum pipe_format dst_format,
                       void *dst, unsigned dst_stride,
                       unsigned dst_x, unsigned dst_y,
@@ -555,7 +555,7 @@ util_format_translate(enum pipe_format dst_format,
       util_copy_rect(dst, dst_format, dst_stride,  dst_x, dst_y,
                      width, height, src, (int)src_stride,
                      src_x, src_y);
-      return;
+      return TRUE;
    }
 
    assert(dst_x % dst_format_desc->block.width == 0);
@@ -621,7 +621,7 @@ util_format_translate(enum pipe_format dst_format,
 
       FREE(tmp_z);
 
-      return;
+      return TRUE;
    }
 
    if (util_format_fits_8unorm(src_format_desc) ||
@@ -629,10 +629,15 @@ util_format_translate(enum pipe_format dst_format,
       unsigned tmp_stride;
       uint8_t *tmp_row;
 
+      if (!src_format_desc->unpack_rgba_8unorm ||
+          !dst_format_desc->pack_rgba_8unorm) {
+         return FALSE;
+      }
+
       tmp_stride = MAX2(width, x_step) * 4 * sizeof *tmp_row;
       tmp_row = MALLOC(y_step * tmp_stride);
       if (!tmp_row)
-         return;
+         return FALSE;
 
       while (height >= y_step) {
          src_format_desc->unpack_rgba_8unorm(tmp_row, tmp_stride, src_row, src_stride, width, y_step);
@@ -654,10 +659,15 @@ util_format_translate(enum pipe_format dst_format,
       unsigned tmp_stride;
       float *tmp_row;
 
+      if (!src_format_desc->unpack_rgba_float ||
+          !dst_format_desc->pack_rgba_float) {
+         return FALSE;
+      }
+
       tmp_stride = MAX2(width, x_step) * 4 * sizeof *tmp_row;
       tmp_row = MALLOC(y_step * tmp_stride);
       if (!tmp_row)
-         return;
+         return FALSE;
 
       while (height >= y_step) {
          src_format_desc->unpack_rgba_float(tmp_row, tmp_stride, src_row, src_stride, width, y_step);
@@ -675,6 +685,7 @@ util_format_translate(enum pipe_format dst_format,
 
       FREE(tmp_row);
    }
+   return TRUE;
 }
 
 void util_format_compose_swizzles(const unsigned char swz1[4],
diff --git a/mesalib/src/gallium/auxiliary/util/u_format.h b/mesalib/src/gallium/auxiliary/util/u_format.h
index 5f86e2d2c..e36a9e237 100644
--- a/mesalib/src/gallium/auxiliary/util/u_format.h
+++ b/mesalib/src/gallium/auxiliary/util/u_format.h
@@ -1190,7 +1190,7 @@ util_format_write_4i(enum pipe_format format,
 boolean
 util_format_fits_8unorm(const struct util_format_description *format_desc);
 
-void
+boolean
 util_format_translate(enum pipe_format dst_format,
                       void *dst, unsigned dst_stride,
                       unsigned dst_x, unsigned dst_y,
diff --git a/mesalib/src/gallium/auxiliary/util/u_math.h b/mesalib/src/gallium/auxiliary/util/u_math.h
index b5e06630a..ec03e4e58 100644
--- a/mesalib/src/gallium/auxiliary/util/u_math.h
+++ b/mesalib/src/gallium/auxiliary/util/u_math.h
@@ -112,10 +112,13 @@ static INLINE float logf( float f )
 #define logf(x) ((float)log((double)(x)))
 #endif /* logf */
 
+#if _MSC_VER < 1800
 #define isfinite(x) _finite((double)(x))
 #define isnan(x) _isnan((double)(x))
+#endif /* _MSC_VER < 1800 */
 #endif /* _MSC_VER < 1400 && !defined(__cplusplus) */
 
+#if _MSC_VER < 1800
 static INLINE double log2( double x )
 {
    const double invln2 = 1.442695041;
@@ -133,6 +136,7 @@ roundf(float x)
 {
    return x >= 0.0f ? floorf(x + 0.5f) : ceilf(x - 0.5f);
 }
+#endif
 
 #define INFINITY (DBL_MAX + DBL_MAX)
 #define NAN (INFINITY - INFINITY)
@@ -717,13 +721,18 @@ util_bitcount(unsigned n)
  */
 
 #ifdef PIPE_ARCH_BIG_ENDIAN
+#define util_le64_to_cpu(x) util_bswap64(x)
 #define util_le32_to_cpu(x) util_bswap32(x)
 #define util_le16_to_cpu(x) util_bswap16(x)
 #else
+#define util_le64_to_cpu(x) (x)
 #define util_le32_to_cpu(x) (x)
 #define util_le16_to_cpu(x) (x)
 #endif
 
+#define util_cpu_to_le64(x) util_le64_to_cpu(x)
+#define util_cpu_to_le32(x) util_le32_to_cpu(x)
+#define util_cpu_to_le16(x) util_le16_to_cpu(x)
 
 /**
  * Reverse byte order of a 32 bit word.
@@ -731,7 +740,8 @@ util_bitcount(unsigned n)
 static INLINE uint32_t
 util_bswap32(uint32_t n)
 {
-#if defined(PIPE_CC_GCC) && (PIPE_CC_GCC_VERSION >= 403)
+/* We need the gcc version checks for non-autoconf build system */
+#if defined(HAVE___BUILTIN_BSWAP32) || (defined(PIPE_CC_GCC) && (PIPE_CC_GCC_VERSION >= 403))
    return __builtin_bswap32(n);
 #else
    return (n >> 24) |
@@ -741,6 +751,20 @@ util_bswap32(uint32_t n)
 #endif
 }
 
+/**
+ * Reverse byte order of a 64bit word.
+ */
+static INLINE uint64_t
+util_bswap64(uint64_t n)
+{
+#if defined(HAVE___BUILTIN_BSWAP64)
+   return __builtin_bswap64(n);
+#else
+   return ((uint64_t)util_bswap32(n) << 32) |
+          util_bswap32((n >> 32));
+#endif
+}
+
 
 /**
  * Reverse byte order of a 16 bit word.
diff --git a/mesalib/src/gallium/auxiliary/util/u_range.h b/mesalib/src/gallium/auxiliary/util/u_range.h
index 4b1d0d1be..efe25ef5e 100644
--- a/mesalib/src/gallium/auxiliary/util/u_range.h
+++ b/mesalib/src/gallium/auxiliary/util/u_range.h
@@ -36,6 +36,8 @@
 
 #include "os/os_thread.h"
 
+#include "util/u_math.h"
+
 struct util_range {
    unsigned start; /* inclusive */
    unsigned end; /* exclusive */
diff --git a/mesalib/src/gallium/auxiliary/util/u_upload_mgr.c b/mesalib/src/gallium/auxiliary/util/u_upload_mgr.c
index 7349d0068..744ea2e5e 100644
--- a/mesalib/src/gallium/auxiliary/util/u_upload_mgr.c
+++ b/mesalib/src/gallium/auxiliary/util/u_upload_mgr.c
@@ -44,11 +44,12 @@ struct u_upload_mgr {
    unsigned default_size;  /* Minimum size of the upload buffer, in bytes. */
    unsigned alignment;     /* Alignment of each sub-allocation. */
    unsigned bind;          /* Bitmask of PIPE_BIND_* flags. */
+   unsigned map_flags;     /* Bitmask of PIPE_TRANSFER_* flags. */
+   boolean map_persistent; /* If persistent mappings are supported. */
 
    struct pipe_resource *buffer;   /* Upload buffer. */
    struct pipe_transfer *transfer; /* Transfer object for the upload buffer. */
    uint8_t *map;    /* Pointer to the mapped upload buffer. */
-   unsigned size;   /* Actual size of the upload buffer. */
    unsigned offset; /* Aligned offset to the upload buffer, pointing
                      * at the first unused byte. */
 };
@@ -67,20 +68,39 @@ struct u_upload_mgr *u_upload_create( struct pipe_context *pipe,
    upload->default_size = default_size;
    upload->alignment = alignment;
    upload->bind = bind;
-   upload->buffer = NULL;
+
+   upload->map_persistent =
+      pipe->screen->get_param(pipe->screen,
+                              PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT);
+
+   if (upload->map_persistent) {
+      upload->map_flags = PIPE_TRANSFER_WRITE |
+                          PIPE_TRANSFER_PERSISTENT |
+                          PIPE_TRANSFER_COHERENT;
+   }
+   else {
+      upload->map_flags = PIPE_TRANSFER_WRITE |
+                          PIPE_TRANSFER_UNSYNCHRONIZED |
+                          PIPE_TRANSFER_FLUSH_EXPLICIT;
+   }
 
    return upload;
 }
 
-void u_upload_unmap( struct u_upload_mgr *upload )
+
+static void upload_unmap_internal(struct u_upload_mgr *upload, boolean destroying)
 {
+   if (!destroying && upload->map_persistent)
+      return;
+
    if (upload->transfer) {
       struct pipe_box *box = &upload->transfer->box;
-      if ((int) upload->offset > box->x) {
 
+      if (!upload->map_persistent && (int) upload->offset > box->x) {
          pipe_buffer_flush_mapped_range(upload->pipe, upload->transfer,
                                         box->x, upload->offset - box->x);
       }
+
       pipe_transfer_unmap(upload->pipe, upload->transfer);
       upload->transfer = NULL;
       upload->map = NULL;
@@ -88,12 +108,17 @@ void u_upload_unmap( struct u_upload_mgr *upload )
 }
 
 
+void u_upload_unmap( struct u_upload_mgr *upload )
+{
+   upload_unmap_internal(upload, FALSE);
+}
+
+
 static void u_upload_release_buffer(struct u_upload_mgr *upload)
 {
    /* Unmap and unreference the upload buffer. */
-   u_upload_unmap(upload);
+   upload_unmap_internal(upload, TRUE);
    pipe_resource_reference( &upload->buffer, NULL );
-   upload->size = 0;
 }
 
 
@@ -108,6 +133,8 @@ static enum pipe_error
 u_upload_alloc_buffer( struct u_upload_mgr *upload,
                        unsigned min_size )
 {
+   struct pipe_screen *screen = upload->pipe->screen;
+   struct pipe_resource buffer;
    unsigned size;
 
    /* Release the old buffer, if present:
@@ -118,28 +145,36 @@ u_upload_alloc_buffer( struct u_upload_mgr *upload,
     */
    size = align(MAX2(upload->default_size, min_size), 4096);
 
-   upload->buffer = pipe_buffer_create( upload->pipe->screen,
-                                        upload->bind,
-                                        PIPE_USAGE_STREAM,
-                                        size );
+   memset(&buffer, 0, sizeof buffer);
+   buffer.target = PIPE_BUFFER;
+   buffer.format = PIPE_FORMAT_R8_UNORM; /* want TYPELESS or similar */
+   buffer.bind = upload->bind;
+   buffer.usage = PIPE_USAGE_STREAM;
+   buffer.width0 = size;
+   buffer.height0 = 1;
+   buffer.depth0 = 1;
+   buffer.array_size = 1;
+
+   if (upload->map_persistent) {
+      buffer.flags = PIPE_RESOURCE_FLAG_MAP_PERSISTENT |
+                     PIPE_RESOURCE_FLAG_MAP_COHERENT;
+   }
+
+   upload->buffer = screen->resource_create(screen, &buffer);
    if (upload->buffer == NULL) {
       return PIPE_ERROR_OUT_OF_MEMORY;
    }
 
    /* Map the new buffer. */
    upload->map = pipe_buffer_map_range(upload->pipe, upload->buffer,
-                                       0, size,
-                                       PIPE_TRANSFER_WRITE |
-                                       PIPE_TRANSFER_FLUSH_EXPLICIT,
+                                       0, size, upload->map_flags,
                                        &upload->transfer);
    if (upload->map == NULL) {
       upload->transfer = NULL;
-      upload->size = 0;
       pipe_resource_reference(&upload->buffer, NULL);
       return PIPE_ERROR_OUT_OF_MEMORY;
    }
 
-   upload->size = size;
    upload->offset = 0;
    return PIPE_OK;
 }
@@ -164,7 +199,8 @@ enum pipe_error u_upload_alloc( struct u_upload_mgr *upload,
 
    /* Make sure we have enough space in the upload buffer
     * for the sub-allocation. */
-   if (MAX2(upload->offset, alloc_offset) + alloc_size > upload->size) {
+   if (!upload->buffer ||
+       MAX2(upload->offset, alloc_offset) + alloc_size > upload->buffer->width0) {
       enum pipe_error ret = u_upload_alloc_buffer(upload,
                                                   alloc_offset + alloc_size);
       if (ret != PIPE_OK)
@@ -175,10 +211,9 @@ enum pipe_error u_upload_alloc( struct u_upload_mgr *upload,
 
    if (!upload->map) {
       upload->map = pipe_buffer_map_range(upload->pipe, upload->buffer,
-					  offset, upload->size - offset,
-					  PIPE_TRANSFER_WRITE |
-					  PIPE_TRANSFER_FLUSH_EXPLICIT |
-					  PIPE_TRANSFER_UNSYNCHRONIZED,
+                                          offset,
+                                          upload->buffer->width0 - offset,
+                                          upload->map_flags,
 					  &upload->transfer);
       if (!upload->map) {
          upload->transfer = NULL;