Merge remote-tracking branch 'origin/released'

Conflicts:
	xorg-server/hw/xwin/glx/gen_gl_wrappers.py
	xorg-server/hw/xwin/glx/indirect.c

10 files changed, 107 insertions, 60 deletions

diff --git a/mesalib/src/mesa/main/api_validate.c b/mesalib/src/mesa/main/api_validate.c
index 02495a15a..631bceecf 100644
--- a/mesalib/src/mesa/main/api_validate.c
+++ b/mesalib/src/mesa/main/api_validate.c
@@ -272,7 +272,7 @@ _mesa_validate_DrawElements(struct gl_context *ctx,
 			    GLenum mode, GLsizei count, GLenum type,
 			    const GLvoid *indices, GLint basevertex)
 {
-   ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH_WITH_RETVAL(ctx, GL_FALSE);
 
    if (count <= 0) {
       if (count < 0)
@@ -318,6 +318,76 @@ _mesa_validate_DrawElements(struct gl_context *ctx,
 
 
 /**
+ * Error checking for glMultiDrawElements().  Includes parameter checking
+ * and VBO bounds checking.
+ * \return GL_TRUE if OK to render, GL_FALSE if error found
+ */
+GLboolean
+_mesa_validate_MultiDrawElements(struct gl_context *ctx,
+                                 GLenum mode, const GLsizei *count,
+                                 GLenum type, const GLvoid * const *indices,
+                                 GLuint primcount, const GLint *basevertex)
+{
+   unsigned i;
+
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH_WITH_RETVAL(ctx, GL_FALSE);
+
+   for (i = 0; i < primcount; i++) {
+      if (count[i] <= 0) {
+         if (count[i] < 0)
+            _mesa_error(ctx, GL_INVALID_VALUE,
+                        "glMultiDrawElements(count)" );
+         return GL_FALSE;
+      }
+   }
+
+   if (!_mesa_valid_prim_mode(ctx, mode, "glMultiDrawElements")) {
+      return GL_FALSE;
+   }
+
+   if (type != GL_UNSIGNED_INT &&
+       type != GL_UNSIGNED_BYTE &&
+       type != GL_UNSIGNED_SHORT)
+   {
+      _mesa_error(ctx, GL_INVALID_ENUM, "glMultiDrawElements(type)" );
+      return GL_FALSE;
+   }
+
+   if (!check_valid_to_render(ctx, "glMultiDrawElements"))
+      return GL_FALSE;
+
+   /* Vertex buffer object tests */
+   if (_mesa_is_bufferobj(ctx->Array.ArrayObj->ElementArrayBufferObj)) {
+      /* use indices in the buffer object */
+      /* make sure count doesn't go outside buffer bounds */
+      for (i = 0; i < primcount; i++) {
+         if (index_bytes(type, count[i]) >
+             ctx->Array.ArrayObj->ElementArrayBufferObj->Size) {
+            _mesa_warning(ctx,
+                          "glMultiDrawElements index out of buffer bounds");
+            return GL_FALSE;
+         }
+      }
+   }
+   else {
+      /* not using a VBO */
+      for (i = 0; i < primcount; i++) {
+         if (!indices[i])
+            return GL_FALSE;
+      }
+   }
+
+   for (i = 0; i < primcount; i++) {
+      if (!check_index_bounds(ctx, count[i], type, indices[i],
+                              basevertex ? basevertex[i] : 0))
+         return GL_FALSE;
+   }
+
+   return GL_TRUE;
+}
+
+
+/**
  * Error checking for glDrawRangeElements().  Includes parameter checking
  * and VBO bounds checking.
  * \return GL_TRUE if OK to render, GL_FALSE if error found
@@ -328,7 +398,7 @@ _mesa_validate_DrawRangeElements(struct gl_context *ctx, GLenum mode,
 				 GLsizei count, GLenum type,
 				 const GLvoid *indices, GLint basevertex)
 {
-   ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH_WITH_RETVAL(ctx, GL_FALSE);
 
    if (count <= 0) {
       if (count < 0)
@@ -386,7 +456,7 @@ GLboolean
 _mesa_validate_DrawArrays(struct gl_context *ctx,
 			  GLenum mode, GLint start, GLsizei count)
 {
-   ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH_WITH_RETVAL(ctx, GL_FALSE);
 
    if (count <= 0) {
       if (count < 0)
@@ -414,7 +484,7 @@ GLboolean
 _mesa_validate_DrawArraysInstanced(struct gl_context *ctx, GLenum mode, GLint first,
                                    GLsizei count, GLsizei numInstances)
 {
-   ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH_WITH_RETVAL(ctx, GL_FALSE);
 
    if (count <= 0) {
       if (count < 0)
@@ -458,7 +528,7 @@ _mesa_validate_DrawElementsInstanced(struct gl_context *ctx,
                                      const GLvoid *indices, GLsizei numInstances,
                                      GLint basevertex)
 {
-   ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH_WITH_RETVAL(ctx, GL_FALSE);
 
    if (count <= 0) {
       if (count < 0)
@@ -519,7 +589,7 @@ _mesa_validate_DrawTransformFeedback(struct gl_context *ctx,
                                      GLenum mode,
                                      struct gl_transform_feedback_object *obj)
 {
-   ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH_WITH_RETVAL(ctx, GL_FALSE);
 
    if (!_mesa_valid_prim_mode(ctx, mode, "glDrawTransformFeedback")) {
       return GL_FALSE;
diff --git a/mesalib/src/mesa/main/api_validate.h b/mesalib/src/mesa/main/api_validate.h
index d92fd433f..59f329768 100644
--- a/mesalib/src/mesa/main/api_validate.h
+++ b/mesalib/src/mesa/main/api_validate.h
@@ -56,6 +56,12 @@ _mesa_validate_DrawElements(struct gl_context *ctx,
 			    const GLvoid *indices, GLint basevertex);
 
 extern GLboolean
+_mesa_validate_MultiDrawElements(struct gl_context *ctx,
+                                 GLenum mode, const GLsizei *count,
+                                 GLenum type, const GLvoid * const *indices,
+                                 GLuint primcount, const GLint *basevertex);
+
+extern GLboolean
 _mesa_validate_DrawRangeElements(struct gl_context *ctx, GLenum mode,
 				 GLuint start, GLuint end,
 				 GLsizei count, GLenum type,
diff --git a/mesalib/src/mesa/main/bufferobj.c b/mesalib/src/mesa/main/bufferobj.c
index d74b7d74f..2cf1217d5 100644
--- a/mesalib/src/mesa/main/bufferobj.c
+++ b/mesalib/src/mesa/main/bufferobj.c
@@ -869,7 +869,7 @@ _mesa_DeleteBuffersARB(GLsizei n, const GLuint *ids)
          if (ctx->TransformFeedback.CurrentBuffer == bufObj) {
             _mesa_BindBufferARB( GL_TRANSFORM_FEEDBACK_BUFFER, 0 );
          }
-         for (j = 0; j < MAX_FEEDBACK_ATTRIBS; j++) {
+         for (j = 0; j < MAX_FEEDBACK_BUFFERS; j++) {
             if (ctx->TransformFeedback.CurrentObject->Buffers[j] == bufObj) {
                _mesa_BindBufferBase( GL_TRANSFORM_FEEDBACK_BUFFER, j, 0 );
             }
diff --git a/mesalib/src/mesa/main/config.h b/mesalib/src/mesa/main/config.h
index 1d5a0622d..ead1d323c 100644
--- a/mesalib/src/mesa/main/config.h
+++ b/mesalib/src/mesa/main/config.h
@@ -249,6 +249,7 @@
 #define SUPPORTED_ATI_BUMP_UNITS 0xff
 
 /** For GL_EXT_transform_feedback */
+#define MAX_FEEDBACK_BUFFERS 4
 #define MAX_FEEDBACK_ATTRIBS 32
 
 /** For GL_ARB_geometry_shader4 */
diff --git a/mesalib/src/mesa/main/context.c b/mesalib/src/mesa/main/context.c
index 643476b94..7de714b81 100644
--- a/mesalib/src/mesa/main/context.c
+++ b/mesalib/src/mesa/main/context.c
@@ -652,7 +652,7 @@ _mesa_init_constants(struct gl_context *ctx)
    ctx->Const.QuadsFollowProvokingVertexConvention = GL_TRUE;
 
    /* GL_EXT_transform_feedback */
-   ctx->Const.MaxTransformFeedbackSeparateAttribs = MAX_FEEDBACK_ATTRIBS;
+   ctx->Const.MaxTransformFeedbackBuffers = MAX_FEEDBACK_BUFFERS;
    ctx->Const.MaxTransformFeedbackSeparateComponents = 4 * MAX_FEEDBACK_ATTRIBS;
    ctx->Const.MaxTransformFeedbackInterleavedComponents = 4 * MAX_FEEDBACK_ATTRIBS;
 
diff --git a/mesalib/src/mesa/main/get.c b/mesalib/src/mesa/main/get.c
index 67732521c..a83d36721 100644
--- a/mesalib/src/mesa/main/get.c
+++ b/mesalib/src/mesa/main/get.c
@@ -1232,7 +1232,7 @@ static const struct value_desc values[] = {
      CONTEXT_INT(Const.MaxTransformFeedbackInterleavedComponents),
      extra_EXT_transform_feedback },
    { GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS,
-     CONTEXT_INT(Const.MaxTransformFeedbackSeparateAttribs),
+     CONTEXT_INT(Const.MaxTransformFeedbackBuffers),
      extra_EXT_transform_feedback },
    { GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS,
      CONTEXT_INT(Const.MaxTransformFeedbackSeparateComponents),
@@ -2544,7 +2544,7 @@ find_value_indexed(const char *func, GLenum pname, int index, union value *v)
       return TYPE_INT_4;
 
    case GL_TRANSFORM_FEEDBACK_BUFFER_START:
-      if (index >= ctx->Const.MaxTransformFeedbackSeparateAttribs)
+      if (index >= ctx->Const.MaxTransformFeedbackBuffers)
 	 goto invalid_value;
       if (!ctx->Extensions.EXT_transform_feedback)
 	 goto invalid_enum;
@@ -2552,7 +2552,7 @@ find_value_indexed(const char *func, GLenum pname, int index, union value *v)
       return TYPE_INT64;
 
    case GL_TRANSFORM_FEEDBACK_BUFFER_SIZE:
-      if (index >= ctx->Const.MaxTransformFeedbackSeparateAttribs)
+      if (index >= ctx->Const.MaxTransformFeedbackBuffers)
 	 goto invalid_value;
       if (!ctx->Extensions.EXT_transform_feedback)
 	 goto invalid_enum;
@@ -2560,7 +2560,7 @@ find_value_indexed(const char *func, GLenum pname, int index, union value *v)
       return TYPE_INT64;
 
    case GL_TRANSFORM_FEEDBACK_BUFFER_BINDING:
-      if (index >= ctx->Const.MaxTransformFeedbackSeparateAttribs)
+      if (index >= ctx->Const.MaxTransformFeedbackBuffers)
 	 goto invalid_value;
       if (!ctx->Extensions.EXT_transform_feedback)
 	 goto invalid_enum;
diff --git a/mesalib/src/mesa/main/mtypes.h b/mesalib/src/mesa/main/mtypes.h
index d37c1f3de..5768ed7cd 100644
--- a/mesalib/src/mesa/main/mtypes.h
+++ b/mesalib/src/mesa/main/mtypes.h
@@ -1795,7 +1795,7 @@ struct gl_transform_feedback_info
     * hardware back-ends to determine the correct stride when interleaving
     * multiple transform feedback outputs in the same buffer.
     */
-   unsigned BufferStride[MAX_FEEDBACK_ATTRIBS];
+   unsigned BufferStride[MAX_FEEDBACK_BUFFERS];
 };
 
 
@@ -1812,13 +1812,13 @@ struct gl_transform_feedback_object
                                 at least once? */
 
    /** The feedback buffers */
-   GLuint BufferNames[MAX_FEEDBACK_ATTRIBS];
-   struct gl_buffer_object *Buffers[MAX_FEEDBACK_ATTRIBS];
+   GLuint BufferNames[MAX_FEEDBACK_BUFFERS];
+   struct gl_buffer_object *Buffers[MAX_FEEDBACK_BUFFERS];
 
    /** Start of feedback data in dest buffer */
-   GLintptr Offset[MAX_FEEDBACK_ATTRIBS];
+   GLintptr Offset[MAX_FEEDBACK_BUFFERS];
    /** Max data to put into dest buffer (in bytes) */
-   GLsizeiptr Size[MAX_FEEDBACK_ATTRIBS];
+   GLsizeiptr Size[MAX_FEEDBACK_BUFFERS];
 };
 
 
@@ -2834,7 +2834,7 @@ struct gl_constants
    GLbitfield ProfileMask;   /**< Mask of CONTEXT_x_PROFILE_BIT */
 
    /** GL_EXT_transform_feedback */
-   GLuint MaxTransformFeedbackSeparateAttribs;
+   GLuint MaxTransformFeedbackBuffers;
    GLuint MaxTransformFeedbackSeparateComponents;
    GLuint MaxTransformFeedbackInterleavedComponents;
 
diff --git a/mesalib/src/mesa/main/transformfeedback.c b/mesalib/src/mesa/main/transformfeedback.c
index d02b6a056..6f8221201 100644
--- a/mesalib/src/mesa/main/transformfeedback.c
+++ b/mesalib/src/mesa/main/transformfeedback.c
@@ -447,7 +447,7 @@ _mesa_bind_buffer_range_transform_feedback(struct gl_context *ctx,
       return;
    }
 
-   if (index >= ctx->Const.MaxTransformFeedbackSeparateAttribs) {
+   if (index >= ctx->Const.MaxTransformFeedbackBuffers) {
       _mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferRange(index=%d)", index);
       return;
    }
@@ -490,7 +490,7 @@ _mesa_bind_buffer_base_transform_feedback(struct gl_context *ctx,
       return;
    }
 
-   if (index >= ctx->Const.MaxTransformFeedbackSeparateAttribs) {
+   if (index >= ctx->Const.MaxTransformFeedbackBuffers) {
       _mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferBase(index=%d)", index);
       return;
    }
@@ -531,7 +531,7 @@ _mesa_BindBufferOffsetEXT(GLenum target, GLuint index, GLuint buffer,
       return;
    }
 
-   if (index >= ctx->Const.MaxTransformFeedbackSeparateAttribs) {
+   if (index >= ctx->Const.MaxTransformFeedbackBuffers) {
       _mesa_error(ctx, GL_INVALID_VALUE,
                   "glBindBufferOffsetEXT(index=%d)", index);
       return;
@@ -590,7 +590,7 @@ _mesa_TransformFeedbackVaryings(GLuint program, GLsizei count,
 
    if (count < 0 ||
        (bufferMode == GL_SEPARATE_ATTRIBS &&
-        (GLuint) count > ctx->Const.MaxTransformFeedbackSeparateAttribs)) {
+        (GLuint) count > ctx->Const.MaxTransformFeedbackBuffers)) {
       _mesa_error(ctx, GL_INVALID_VALUE,
                   "glTransformFeedbackVaryings(count=%d)", count);
       return;
diff --git a/mesalib/src/mesa/state_tracker/st_extensions.c b/mesalib/src/mesa/state_tracker/st_extensions.c
index dacad9bfb..6fea1fa08 100644
--- a/mesalib/src/mesa/state_tracker/st_extensions.c
+++ b/mesalib/src/mesa/state_tracker/st_extensions.c
@@ -236,8 +236,9 @@ void st_init_limits(struct st_context *st)
 
    c->UniformBooleanTrue = ~0;
 
-   c->MaxTransformFeedbackSeparateAttribs =
+   c->MaxTransformFeedbackBuffers =
       screen->get_param(screen, PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS);
+   c->MaxTransformFeedbackBuffers = MIN2(c->MaxTransformFeedbackBuffers, MAX_FEEDBACK_BUFFERS);
    c->MaxTransformFeedbackSeparateComponents =
       screen->get_param(screen, PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS);
    c->MaxTransformFeedbackInterleavedComponents =
diff --git a/mesalib/src/mesa/vbo/vbo_exec_array.c b/mesalib/src/mesa/vbo/vbo_exec_array.c
index 6f6a2983a..d2854dd6c 100644
--- a/mesalib/src/mesa/vbo/vbo_exec_array.c
+++ b/mesalib/src/mesa/vbo/vbo_exec_array.c
@@ -666,8 +666,6 @@ vbo_exec_DrawArrays(GLenum mode, GLint start, GLsizei count)
       _mesa_debug(ctx, "glDrawArrays(%s, %d, %d)\n",
                   _mesa_lookup_enum_by_nr(mode), start, count);
 
-   FLUSH_CURRENT(ctx, 0);
-
    if (!_mesa_validate_DrawArrays( ctx, mode, start, count ))
       return;
 
@@ -695,8 +693,6 @@ vbo_exec_DrawArraysInstanced(GLenum mode, GLint start, GLsizei count,
       _mesa_debug(ctx, "glDrawArraysInstanced(%s, %d, %d, %d)\n",
                   _mesa_lookup_enum_by_nr(mode), start, count, numInstances);
 
-   FLUSH_CURRENT(ctx, 0);
-
    if (!_mesa_validate_DrawArraysInstanced(ctx, mode, start, count, numInstances))
       return;
 
@@ -728,11 +724,6 @@ vbo_exec_DrawArraysInstancedBaseInstance(GLenum mode, GLint first, GLsizei count
                                            numInstances))
       return;
 
-   FLUSH_CURRENT(ctx, 0);
-
-   if (!_mesa_valid_to_render(ctx, "glDrawArraysInstancedBaseInstance"))
-      return;
-
    if (0)
       check_draw_arrays_data(ctx, first, count);
 
@@ -902,8 +893,6 @@ vbo_exec_DrawRangeElementsBaseVertex(GLenum mode,
                 _mesa_lookup_enum_by_nr(mode), start, end, count,
                 _mesa_lookup_enum_by_nr(type), indices, basevertex);
 
-   FLUSH_CURRENT(ctx, 0);
-
    if (!_mesa_validate_DrawRangeElements( ctx, mode, start, end, count,
                                           type, indices, basevertex ))
       return;
@@ -1002,8 +991,6 @@ vbo_exec_DrawElements(GLenum mode, GLsizei count, GLenum type,
                   _mesa_lookup_enum_by_nr(mode), count,
                   _mesa_lookup_enum_by_nr(type), indices);
 
-   FLUSH_CURRENT(ctx, 0);
-
    if (!_mesa_validate_DrawElements( ctx, mode, count, type, indices, 0 ))
       return;
 
@@ -1026,8 +1013,6 @@ vbo_exec_DrawElementsBaseVertex(GLenum mode, GLsizei count, GLenum type,
                   _mesa_lookup_enum_by_nr(mode), count,
                   _mesa_lookup_enum_by_nr(type), indices, basevertex);
 
-   FLUSH_CURRENT(ctx, 0);
-
    if (!_mesa_validate_DrawElements( ctx, mode, count, type, indices,
 				     basevertex ))
       return;
@@ -1051,8 +1036,6 @@ vbo_exec_DrawElementsInstanced(GLenum mode, GLsizei count, GLenum type,
                   _mesa_lookup_enum_by_nr(mode), count,
                   _mesa_lookup_enum_by_nr(type), indices, numInstances);
 
-   FLUSH_CURRENT(ctx, 0);
-
    if (!_mesa_validate_DrawElementsInstanced(ctx, mode, count, type, indices,
                                              numInstances, 0))
       return;
@@ -1078,8 +1061,6 @@ vbo_exec_DrawElementsInstancedBaseVertex(GLenum mode, GLsizei count, GLenum type
                   _mesa_lookup_enum_by_nr(type), indices,
                   numInstances, basevertex);
 
-   FLUSH_CURRENT(ctx, 0);
-
    if (!_mesa_validate_DrawElementsInstanced(ctx, mode, count, type, indices,
                                              numInstances, basevertex))
       return;
@@ -1273,15 +1254,10 @@ vbo_exec_MultiDrawElements(GLenum mode,
 			   GLsizei primcount)
 {
    GET_CURRENT_CONTEXT(ctx);
-   GLint i;
 
-   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-
-   for (i = 0; i < primcount; i++) {
-      if (!_mesa_validate_DrawElements(ctx, mode, count[i], type, indices[i],
-				       0))
-	 return;
-   }
+   if (!_mesa_validate_MultiDrawElements(ctx, mode, count, type, indices,
+                                         primcount, NULL))
+      return;
 
    vbo_validated_multidrawelements(ctx, mode, count, type, indices, primcount,
 				   NULL);
@@ -1296,15 +1272,10 @@ vbo_exec_MultiDrawElementsBaseVertex(GLenum mode,
 				     const GLsizei *basevertex)
 {
    GET_CURRENT_CONTEXT(ctx);
-   GLint i;
-
-   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
 
-   for (i = 0; i < primcount; i++) {
-      if (!_mesa_validate_DrawElements(ctx, mode, count[i], type, indices[i],
-				       basevertex[i]))
-	 return;
-   }
+   if (!_mesa_validate_MultiDrawElements(ctx, mode, count, type, indices,
+                                         primcount, basevertex))
+      return;
 
    vbo_validated_multidrawelements(ctx, mode, count, type, indices, primcount,
 				   basevertex);
@@ -1363,8 +1334,6 @@ vbo_exec_DrawTransformFeedback(GLenum mode, GLuint name)
       _mesa_debug(ctx, "glDrawTransformFeedback(%s, %d)\n",
                   _mesa_lookup_enum_by_nr(mode), name);
 
-   FLUSH_CURRENT(ctx, 0);
-
    if (!_mesa_validate_DrawTransformFeedback(ctx, mode, obj)) {
       return;
    }