mesa: create copyteximage_err() helper and always inline copyteximage()
[mesa.git] / src / mesa / main / bufferobj.c
index 4afa2ee67798f705039c20755adbc266aaa9c3f6..6e2979f6db93e2d9340fc17365954605c515136a 100644 (file)
@@ -1228,6 +1228,16 @@ _mesa_buffer_unmap_all_mappings(struct gl_context *ctx,
 /* API Functions                                                      */
 /**********************************************************************/
 
+void GLAPIENTRY
+_mesa_BindBuffer_no_error(GLenum target, GLuint buffer)
+{
+   GET_CURRENT_CONTEXT(ctx);
+
+   struct gl_buffer_object **bindTarget = get_buffer_target(ctx, target);
+   bind_buffer_object(ctx, bindTarget, buffer);
+}
+
+
 void GLAPIENTRY
 _mesa_BindBuffer(GLenum target, GLuint buffer)
 {
@@ -1552,7 +1562,7 @@ validate_buffer_storage(struct gl_context *ctx,
       return false;
    }
 
-   if (bufObj->Immutable) {
+   if (bufObj->Immutable || bufObj->HandleAllocated) {
       _mesa_error(ctx, GL_INVALID_OPERATION, "%s(immutable)", func);
       return false;
    }
@@ -1569,7 +1579,7 @@ buffer_storage(struct gl_context *ctx, struct gl_buffer_object *bufObj,
    /* Unmap the existing buffer.  We'll replace it now.  Not an error. */
    _mesa_buffer_unmap_all_mappings(ctx, bufObj);
 
-   FLUSH_VERTICES(ctx, _NEW_BUFFER_OBJECT);
+   FLUSH_VERTICES(ctx, 0);
 
    bufObj->Written = GL_TRUE;
    bufObj->Immutable = GL_TRUE;
@@ -1595,34 +1605,65 @@ buffer_storage(struct gl_context *ctx, struct gl_buffer_object *bufObj,
 static ALWAYS_INLINE void
 inlined_buffer_storage(GLenum target, GLuint buffer, GLsizeiptr size,
                        const GLvoid *data, GLbitfield flags, bool dsa,
-                       const char *func)
+                       bool no_error, const char *func)
 {
    GET_CURRENT_CONTEXT(ctx);
    struct gl_buffer_object *bufObj;
 
    if (dsa) {
-      bufObj = _mesa_lookup_bufferobj_err(ctx, buffer, func);
-      if (!bufObj)
-         return;
+      if (no_error) {
+         bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+      } else {
+         bufObj = _mesa_lookup_bufferobj_err(ctx, buffer, func);
+         if (!bufObj)
+            return;
+      }
    } else {
-      bufObj = get_buffer(ctx, func, target, GL_INVALID_OPERATION);
-      if (!bufObj)
-         return;
+      if (no_error) {
+         struct gl_buffer_object **bufObjPtr = get_buffer_target(ctx, target);
+         bufObj = *bufObjPtr;
+      } else {
+         bufObj = get_buffer(ctx, func, target, GL_INVALID_OPERATION);
+         if (!bufObj)
+            return;
+      }
    }
 
-   if (validate_buffer_storage(ctx, bufObj, size, flags, func))
+   if (no_error || validate_buffer_storage(ctx, bufObj, size, flags, func))
       buffer_storage(ctx, bufObj, target, size, data, flags, func);
 }
 
 
+void GLAPIENTRY
+_mesa_BufferStorage_no_error(GLenum target, GLsizeiptr size,
+                             const GLvoid *data, GLbitfield flags)
+{
+   inlined_buffer_storage(target, 0, size, data, flags, false, true,
+                          "glBufferStorage");
+}
+
+
 void GLAPIENTRY
 _mesa_BufferStorage(GLenum target, GLsizeiptr size, const GLvoid *data,
                     GLbitfield flags)
 {
-   inlined_buffer_storage(target, 0, size, data, flags, false,
+   inlined_buffer_storage(target, 0, size, data, flags, false, false,
                           "glBufferStorage");
 }
 
+
+void GLAPIENTRY
+_mesa_NamedBufferStorage_no_error(GLuint buffer, GLsizeiptr size,
+                                  const GLvoid *data, GLbitfield flags)
+{
+   /* In direct state access, buffer objects have an unspecified target
+    * since they are not required to be bound.
+    */
+   inlined_buffer_storage(GL_NONE, buffer, size, data, flags, true, true,
+                          "glNamedBufferStorage");
+}
+
+
 void GLAPIENTRY
 _mesa_NamedBufferStorage(GLuint buffer, GLsizeiptr size, const GLvoid *data,
                          GLbitfield flags)
@@ -1630,7 +1671,7 @@ _mesa_NamedBufferStorage(GLuint buffer, GLsizeiptr size, const GLvoid *data,
    /* In direct state access, buffer objects have an unspecified target
     * since they are not required to be bound.
     */
-   inlined_buffer_storage(GL_NONE, buffer, size, data, flags, true,
+   inlined_buffer_storage(GL_NONE, buffer, size, data, flags, true, false,
                           "glNamedBufferStorage");
 }
 
@@ -1685,7 +1726,7 @@ _mesa_buffer_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
       return;
    }
 
-   if (bufObj->Immutable) {
+   if (bufObj->Immutable || bufObj->HandleAllocated) {
       _mesa_error(ctx, GL_INVALID_OPERATION, "%s(immutable)", func);
       return;
    }
@@ -1693,7 +1734,7 @@ _mesa_buffer_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
    /* Unmap the existing buffer.  We'll replace it now.  Not an error. */
    _mesa_buffer_unmap_all_mappings(ctx, bufObj);
 
-   FLUSH_VERTICES(ctx, _NEW_BUFFER_OBJECT);
+   FLUSH_VERTICES(ctx, 0);
 
    bufObj->Written = GL_TRUE;
    bufObj->MinMaxCacheDirty = true;
@@ -1762,42 +1803,27 @@ _mesa_NamedBufferData(GLuint buffer, GLsizeiptr size, const GLvoid *data,
 }
 
 
-/**
- * Implementation for glBufferSubData and glNamedBufferSubData.
- *
- * \param ctx     GL context.
- * \param bufObj  The buffer object.
- * \param offset  Offset of the first byte of the subdata range.
- * \param size    Size, in bytes, of the subdata range.
- * \param data    The data store.
- * \param func  Name of calling function for recording errors.
- *
- */
-void
-_mesa_buffer_sub_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
-                      GLintptr offset, GLsizeiptr size, const GLvoid *data,
-                      const char *func)
+static bool
+validate_buffer_sub_data(struct gl_context *ctx,
+                         struct gl_buffer_object *bufObj,
+                         GLintptr offset, GLsizeiptr size,
+                         const char *func)
 {
    if (!buffer_object_subdata_range_good(ctx, bufObj, offset, size,
                                          true, func)) {
       /* error already recorded */
-      return;
+      return false;
    }
 
    if (bufObj->Immutable &&
        !(bufObj->StorageFlags & GL_DYNAMIC_STORAGE_BIT)) {
       _mesa_error(ctx, GL_INVALID_OPERATION, "%s", func);
-      return;
+      return false;
    }
 
-   if (size == 0)
-      return;
-
-   bufObj->NumSubDataCalls++;
-
    if ((bufObj->Usage == GL_STATIC_DRAW ||
         bufObj->Usage == GL_STATIC_COPY) &&
-       bufObj->NumSubDataCalls >= BUFFER_WARNING_CALL_COUNT) {
+       bufObj->NumSubDataCalls >= BUFFER_WARNING_CALL_COUNT - 1) {
       /* If the application declared the buffer as static draw/copy or stream
        * draw, it should not be frequently modified with glBufferSubData.
        */
@@ -1808,6 +1834,29 @@ _mesa_buffer_sub_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
                            _mesa_enum_to_string(bufObj->Usage));
    }
 
+   return true;
+}
+
+
+/**
+ * Implementation for glBufferSubData and glNamedBufferSubData.
+ *
+ * \param ctx     GL context.
+ * \param bufObj  The buffer object.
+ * \param offset  Offset of the first byte of the subdata range.
+ * \param size    Size, in bytes, of the subdata range.
+ * \param data    The data store.
+ * \param func  Name of calling function for recording errors.
+ *
+ */
+void
+_mesa_buffer_sub_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
+                      GLintptr offset, GLsizeiptr size, const GLvoid *data)
+{
+   if (size == 0)
+      return;
+
+   bufObj->NumSubDataCalls++;
    bufObj->Written = GL_TRUE;
    bufObj->MinMaxCacheDirty = true;
 
@@ -1815,33 +1864,70 @@ _mesa_buffer_sub_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
    ctx->Driver.BufferSubData(ctx, offset, size, data, bufObj);
 }
 
-void GLAPIENTRY
-_mesa_BufferSubData(GLenum target, GLintptr offset,
-                    GLsizeiptr size, const GLvoid *data)
+
+static ALWAYS_INLINE void
+buffer_sub_data(GLenum target, GLuint buffer, GLintptr offset,
+                GLsizeiptr size, const GLvoid *data,
+                bool dsa, bool no_error, const char *func)
 {
    GET_CURRENT_CONTEXT(ctx);
    struct gl_buffer_object *bufObj;
 
-   bufObj = get_buffer(ctx, "glBufferSubData", target, GL_INVALID_OPERATION);
-   if (!bufObj)
-      return;
+   if (dsa) {
+      if (no_error) {
+         bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+      } else {
+         bufObj = _mesa_lookup_bufferobj_err(ctx, buffer, func);
+         if (!bufObj)
+            return;
+      }
+   } else {
+      if (no_error) {
+         struct gl_buffer_object **bufObjPtr = get_buffer_target(ctx, target);
+         bufObj = *bufObjPtr;
+      } else {
+         bufObj = get_buffer(ctx, func, target, GL_INVALID_OPERATION);
+         if (!bufObj)
+            return;
+      }
+   }
 
-   _mesa_buffer_sub_data(ctx, bufObj, offset, size, data, "glBufferSubData");
+   if (no_error || validate_buffer_sub_data(ctx, bufObj, offset, size, func))
+      _mesa_buffer_sub_data(ctx, bufObj, offset, size, data);
 }
 
+
 void GLAPIENTRY
-_mesa_NamedBufferSubData(GLuint buffer, GLintptr offset,
-                         GLsizeiptr size, const GLvoid *data)
+_mesa_BufferSubData_no_error(GLenum target, GLintptr offset,
+                             GLsizeiptr size, const GLvoid *data)
 {
-   GET_CURRENT_CONTEXT(ctx);
-   struct gl_buffer_object *bufObj;
+   buffer_sub_data(target, 0, offset, size, data, false, true,
+                   "glBufferSubData");
+}
 
-   bufObj = _mesa_lookup_bufferobj_err(ctx, buffer, "glNamedBufferSubData");
-   if (!bufObj)
-      return;
 
-   _mesa_buffer_sub_data(ctx, bufObj, offset, size, data,
-                         "glNamedBufferSubData");
+void GLAPIENTRY
+_mesa_BufferSubData(GLenum target, GLintptr offset,
+                    GLsizeiptr size, const GLvoid *data)
+{
+   buffer_sub_data(target, 0, offset, size, data, false, false,
+                   "glBufferSubData");
+}
+
+void GLAPIENTRY
+_mesa_NamedBufferSubData_no_error(GLuint buffer, GLintptr offset,
+                                  GLsizeiptr size, const GLvoid *data)
+{
+   buffer_sub_data(0, buffer, offset, size, data, true, true,
+                   "glNamedBufferSubData");
+}
+
+void GLAPIENTRY
+_mesa_NamedBufferSubData(GLuint buffer, GLintptr offset,
+                         GLsizeiptr size, const GLvoid *data)
+{
+   buffer_sub_data(0, buffer, offset, size, data, true, false,
+                   "glNamedBufferSubData");
 }
 
 
@@ -3043,6 +3129,20 @@ bind_shader_storage_buffer(struct gl_context *ctx,
    set_ssbo_binding(ctx, binding, bufObj, offset, size, autoSize);
 }
 
+static void
+bind_buffer_range_uniform_buffer(struct gl_context *ctx, GLuint index,
+                                 struct gl_buffer_object *bufObj,
+                                 GLintptr offset, GLsizeiptr size)
+{
+   if (bufObj == ctx->Shared->NullBufferObj) {
+      offset = -1;
+      size = -1;
+   }
+
+   _mesa_reference_buffer_object(ctx, &ctx->UniformBuffer, bufObj);
+   bind_uniform_buffer(ctx, index, bufObj, offset, size, GL_FALSE);
+}
+
 /**
  * Bind a region of a buffer object to a uniform block binding point.
  * \param index  the uniform buffer binding point index
@@ -3051,11 +3151,9 @@ bind_shader_storage_buffer(struct gl_context *ctx,
  * \param size  size of the buffer object region
  */
 static void
-bind_buffer_range_uniform_buffer(struct gl_context *ctx,
-                                GLuint index,
-                                struct gl_buffer_object *bufObj,
-                                GLintptr offset,
-                                GLsizeiptr size)
+bind_buffer_range_uniform_buffer_err(struct gl_context *ctx, GLuint index,
+                                     struct gl_buffer_object *bufObj,
+                                     GLintptr offset, GLsizeiptr size)
 {
    if (index >= ctx->Const.MaxUniformBufferBindings) {
       _mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferRange(index=%d)", index);
@@ -3069,13 +3167,23 @@ bind_buffer_range_uniform_buffer(struct gl_context *ctx,
       return;
    }
 
+   bind_buffer_range_uniform_buffer(ctx, index, bufObj, offset, size);
+}
+
+static void
+bind_buffer_range_shader_storage_buffer(struct gl_context *ctx,
+                                        GLuint index,
+                                        struct gl_buffer_object *bufObj,
+                                        GLintptr offset,
+                                        GLsizeiptr size)
+{
    if (bufObj == ctx->Shared->NullBufferObj) {
       offset = -1;
       size = -1;
    }
 
-   _mesa_reference_buffer_object(ctx, &ctx->UniformBuffer, bufObj);
-   bind_uniform_buffer(ctx, index, bufObj, offset, size, GL_FALSE);
+   _mesa_reference_buffer_object(ctx, &ctx->ShaderStorageBuffer, bufObj);
+   bind_shader_storage_buffer(ctx, index, bufObj, offset, size, GL_FALSE);
 }
 
 /**
@@ -3086,11 +3194,10 @@ bind_buffer_range_uniform_buffer(struct gl_context *ctx,
  * \param size  size of the buffer object region
  */
 static void
-bind_buffer_range_shader_storage_buffer(struct gl_context *ctx,
-                                        GLuint index,
-                                        struct gl_buffer_object *bufObj,
-                                        GLintptr offset,
-                                        GLsizeiptr size)
+bind_buffer_range_shader_storage_buffer_err(struct gl_context *ctx,
+                                            GLuint index,
+                                            struct gl_buffer_object *bufObj,
+                                            GLintptr offset, GLsizeiptr size)
 {
    if (index >= ctx->Const.MaxShaderStorageBufferBindings) {
       _mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferRange(index=%d)", index);
@@ -3104,13 +3211,7 @@ bind_buffer_range_shader_storage_buffer(struct gl_context *ctx,
       return;
    }
 
-   if (bufObj == ctx->Shared->NullBufferObj) {
-      offset = -1;
-      size = -1;
-   }
-
-   _mesa_reference_buffer_object(ctx, &ctx->ShaderStorageBuffer, bufObj);
-   bind_shader_storage_buffer(ctx, index, bufObj, offset, size, GL_FALSE);
+   bind_buffer_range_shader_storage_buffer(ctx, index, bufObj, offset, size);
 }
 
 /**
@@ -3182,6 +3283,27 @@ set_atomic_buffer_binding(struct gl_context *ctx,
    }
 }
 
+static void
+bind_atomic_buffer(struct gl_context *ctx, unsigned index,
+                   struct gl_buffer_object *bufObj, GLintptr offset,
+                   GLsizeiptr size)
+{
+   _mesa_reference_buffer_object(ctx, &ctx->AtomicBuffer, bufObj);
+
+   struct gl_atomic_buffer_binding *binding =
+      &ctx->AtomicBufferBindings[index];
+   if (binding->BufferObject == bufObj &&
+       binding->Offset == offset &&
+       binding->Size == size) {
+      return;
+   }
+
+   FLUSH_VERTICES(ctx, 0);
+   ctx->NewDriverState |= ctx->DriverFlags.NewAtomicBuffer;
+
+   set_atomic_buffer_binding(ctx, binding, bufObj, offset, size);
+}
+
 /**
  * Binds a buffer object to an atomic buffer binding point.
  *
@@ -3191,15 +3313,10 @@ set_atomic_buffer_binding(struct gl_context *ctx,
  * updating it.
  */
 static void
-bind_atomic_buffer(struct gl_context *ctx,
-                   unsigned index,
-                   struct gl_buffer_object *bufObj,
-                   GLintptr offset,
-                   GLsizeiptr size,
-                   const char *name)
+bind_atomic_buffer_err(struct gl_context *ctx, unsigned index,
+                       struct gl_buffer_object *bufObj, GLintptr offset,
+                       GLsizeiptr size, const char *name)
 {
-   struct gl_atomic_buffer_binding *binding;
-
    if (index >= ctx->Const.MaxAtomicBufferBindings) {
       _mesa_error(ctx, GL_INVALID_VALUE, "%s(index=%d)", name, index);
       return;
@@ -3212,19 +3329,7 @@ bind_atomic_buffer(struct gl_context *ctx,
       return;
    }
 
-   _mesa_reference_buffer_object(ctx, &ctx->AtomicBuffer, bufObj);
-
-   binding = &ctx->AtomicBufferBindings[index];
-   if (binding->BufferObject == bufObj &&
-       binding->Offset == offset &&
-       binding->Size == size) {
-      return;
-   }
-
-   FLUSH_VERTICES(ctx, 0);
-   ctx->NewDriverState |= ctx->DriverFlags.NewAtomicBuffer;
-
-   set_atomic_buffer_binding(ctx, binding, bufObj, offset, size);
+   bind_atomic_buffer(ctx, index, bufObj, offset, size);
 }
 
 static inline bool
@@ -3896,9 +4001,9 @@ bind_atomic_buffers(struct gl_context *ctx,
    _mesa_HashUnlockMutex(ctx->Shared->BufferObjects);
 }
 
-void GLAPIENTRY
-_mesa_BindBufferRange(GLenum target, GLuint index,
-                      GLuint buffer, GLintptr offset, GLsizeiptr size)
+static ALWAYS_INLINE void
+bind_buffer_range(GLenum target, GLuint index, GLuint buffer, GLintptr offset,
+                  GLsizeiptr size, bool no_error)
 {
    GET_CURRENT_CONTEXT(ctx);
    struct gl_buffer_object *bufObj;
@@ -3918,41 +4023,82 @@ _mesa_BindBufferRange(GLenum target, GLuint index,
                                      &bufObj, "glBindBufferRange"))
       return;
 
-   if (!bufObj) {
-      _mesa_error(ctx, GL_INVALID_OPERATION,
-                  "glBindBufferRange(invalid buffer=%u)", buffer);
-      return;
-   }
+   if (no_error) {
+      switch (target) {
+      case GL_TRANSFORM_FEEDBACK_BUFFER:
+         _mesa_bind_buffer_range_xfb(ctx, ctx->TransformFeedback.CurrentObject,
+                                     index, bufObj, offset, size);
+         return;
+      case GL_UNIFORM_BUFFER:
+         bind_buffer_range_uniform_buffer(ctx, index, bufObj, offset, size);
+         return;
+      case GL_SHADER_STORAGE_BUFFER:
+         bind_buffer_range_shader_storage_buffer(ctx, index, bufObj, offset,
+                                                 size);
+         return;
+      case GL_ATOMIC_COUNTER_BUFFER:
+         bind_atomic_buffer(ctx, index, bufObj, offset, size);
+         return;
+      default:
+         unreachable("invalid BindBufferRange target with KHR_no_error");
+      }
+   } else {
+      if (!bufObj) {
+         _mesa_error(ctx, GL_INVALID_OPERATION,
+                     "glBindBufferRange(invalid buffer=%u)", buffer);
+         return;
+      }
 
-   if (buffer != 0) {
-      if (size <= 0) {
-         _mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferRange(size=%d)",
-                     (int) size);
+      if (buffer != 0) {
+         if (size <= 0) {
+            _mesa_error(ctx, GL_INVALID_VALUE, "glBindBufferRange(size=%d)",
+                        (int) size);
+            return;
+         }
+      }
+
+      switch (target) {
+      case GL_TRANSFORM_FEEDBACK_BUFFER:
+         if (!_mesa_validate_buffer_range_xfb(ctx,
+                                              ctx->TransformFeedback.CurrentObject,
+                                              index, bufObj, offset, size,
+                                              false))
+            return;
+
+         _mesa_bind_buffer_range_xfb(ctx, ctx->TransformFeedback.CurrentObject,
+                                     index, bufObj, offset, size);
+         return;
+      case GL_UNIFORM_BUFFER:
+         bind_buffer_range_uniform_buffer_err(ctx, index, bufObj, offset,
+                                              size);
+         return;
+      case GL_SHADER_STORAGE_BUFFER:
+         bind_buffer_range_shader_storage_buffer_err(ctx, index, bufObj,
+                                                     offset, size);
+         return;
+      case GL_ATOMIC_COUNTER_BUFFER:
+         bind_atomic_buffer_err(ctx, index, bufObj, offset, size,
+                                "glBindBufferRange");
+         return;
+      default:
+         _mesa_error(ctx, GL_INVALID_ENUM, "glBindBufferRange(target)");
          return;
       }
    }
+}
 
-   switch (target) {
-   case GL_TRANSFORM_FEEDBACK_BUFFER:
-      _mesa_bind_buffer_range_transform_feedback(ctx,
-                                                 ctx->TransformFeedback.CurrentObject,
-                                                 index, bufObj, offset, size,
-                                                 false);
-      return;
-   case GL_UNIFORM_BUFFER:
-      bind_buffer_range_uniform_buffer(ctx, index, bufObj, offset, size);
-      return;
-   case GL_SHADER_STORAGE_BUFFER:
-      bind_buffer_range_shader_storage_buffer(ctx, index, bufObj, offset, size);
-      return;
-   case GL_ATOMIC_COUNTER_BUFFER:
-      bind_atomic_buffer(ctx, index, bufObj, offset, size,
-                         "glBindBufferRange");
-      return;
-   default:
-      _mesa_error(ctx, GL_INVALID_ENUM, "glBindBufferRange(target)");
-      return;
-   }
+void GLAPIENTRY
+_mesa_BindBufferRange_no_error(GLenum target, GLuint index, GLuint buffer,
+                               GLintptr offset, GLsizeiptr size)
+{
+   bind_buffer_range(target, index, buffer, offset, size, true);
+}
+
+void GLAPIENTRY
+_mesa_BindBufferRange(GLenum target, GLuint index,
+                      GLuint buffer, GLintptr offset, GLsizeiptr size)
+{
+   bind_buffer_range(target, index, buffer, offset, size, false);
 }
 
 void GLAPIENTRY
@@ -4020,8 +4166,8 @@ _mesa_BindBufferBase(GLenum target, GLuint index, GLuint buffer)
       bind_buffer_base_shader_storage_buffer(ctx, index, bufObj);
       return;
    case GL_ATOMIC_COUNTER_BUFFER:
-      bind_atomic_buffer(ctx, index, bufObj, 0, 0,
-                         "glBindBufferBase");
+      bind_atomic_buffer_err(ctx, index, bufObj, 0, 0,
+                             "glBindBufferBase");
       return;
    default:
       _mesa_error(ctx, GL_INVALID_ENUM, "glBindBufferBase(target)");
@@ -4101,6 +4247,25 @@ _mesa_BindBuffersBase(GLenum target, GLuint first, GLsizei count,
    }
 }
 
+static ALWAYS_INLINE void
+invalidate_buffer_subdata(struct gl_context *ctx,
+                          struct gl_buffer_object *bufObj, GLintptr offset,
+                          GLsizeiptr length)
+{
+   if (ctx->Driver.InvalidateBufferSubData)
+      ctx->Driver.InvalidateBufferSubData(ctx, bufObj, offset, length);
+}
+
+void GLAPIENTRY
+_mesa_InvalidateBufferSubData_no_error(GLuint buffer, GLintptr offset,
+                                       GLsizeiptr length)
+{
+   GET_CURRENT_CONTEXT(ctx);
+
+   struct gl_buffer_object *bufObj = _mesa_lookup_bufferobj(ctx, buffer);
+   invalidate_buffer_subdata(ctx, bufObj, offset, length);
+}
+
 void GLAPIENTRY
 _mesa_InvalidateBufferSubData(GLuint buffer, GLintptr offset,
                               GLsizeiptr length)
@@ -4150,8 +4315,16 @@ _mesa_InvalidateBufferSubData(GLuint buffer, GLintptr offset,
       return;
    }
 
-   if (ctx->Driver.InvalidateBufferSubData)
-      ctx->Driver.InvalidateBufferSubData(ctx, bufObj, offset, length);
+   invalidate_buffer_subdata(ctx, bufObj, offset, length);
+}
+
+void GLAPIENTRY
+_mesa_InvalidateBufferData_no_error(GLuint buffer)
+{
+   GET_CURRENT_CONTEXT(ctx);
+
+   struct gl_buffer_object *bufObj =_mesa_lookup_bufferobj(ctx, buffer);
+   invalidate_buffer_subdata(ctx, bufObj, 0, bufObj->Size);
 }
 
 void GLAPIENTRY
@@ -4188,8 +4361,7 @@ _mesa_InvalidateBufferData(GLuint buffer)
       return;
    }
 
-   if (ctx->Driver.InvalidateBufferSubData)
-      ctx->Driver.InvalidateBufferSubData(ctx, bufObj, 0, bufObj->Size);
+   invalidate_buffer_subdata(ctx, bufObj, 0, bufObj->Size);
 }
 
 static void