Merge remote-tracking branch 'origin/released'

14 files changed, 217 insertions, 60 deletions

diff --git a/mesalib/src/mesa/main/dd.h b/mesalib/src/mesa/main/dd.h
index 1582a8c81..5bcf36bfa 100644
--- a/mesalib/src/mesa/main/dd.h
+++ b/mesalib/src/mesa/main/dd.h
@@ -1029,12 +1029,22 @@ typedef struct {
 						   const GLint *basevertex);
    void (GLAPIENTRYP DrawArraysInstanced)(GLenum mode, GLint first,
                                           GLsizei count, GLsizei primcount);
+   void (GLAPIENTRYP DrawArraysInstancedBaseInstance)(GLenum mode, GLint first,
+                                                      GLsizei count, GLsizei primcount,
+                                                      GLuint baseinstance);
    void (GLAPIENTRYP DrawElementsInstanced)(GLenum mode, GLsizei count,
                                             GLenum type, const GLvoid *indices,
                                             GLsizei primcount);
+   void (GLAPIENTRYP DrawElementsInstancedBaseInstance)(GLenum mode, GLsizei count,
+                                                        GLenum type, const GLvoid *indices,
+                                                        GLsizei primcount, GLuint baseinstance);
    void (GLAPIENTRYP DrawElementsInstancedBaseVertex)(GLenum mode, GLsizei count,
                                             GLenum type, const GLvoid *indices,
                                             GLsizei primcount, GLint basevertex);
+   void (GLAPIENTRYP DrawElementsInstancedBaseVertexBaseInstance)(GLenum mode, GLsizei count,
+                                                                  GLenum type, const GLvoid *indices,
+                                                                  GLsizei primcount, GLint basevertex,
+                                                                  GLuint baseinstance);
    void (GLAPIENTRYP DrawTransformFeedback)(GLenum mode, GLuint name);
    /*@}*/
 
diff --git a/mesalib/src/mesa/main/dlist.c b/mesalib/src/mesa/main/dlist.c
index e04f7ae6b..a0d84cfdc 100644
--- a/mesalib/src/mesa/main/dlist.c
+++ b/mesalib/src/mesa/main/dlist.c
@@ -1337,6 +1337,46 @@ save_DrawElementsInstancedBaseVertexARB(GLenum mode,
 	       "glDrawElementsInstancedBaseVertex() during display list compile");
 }
 
+/* GL_ARB_base_instance. */
+static void GLAPIENTRY
+save_DrawArraysInstancedBaseInstance(GLenum mode,
+                                     GLint first,
+                                     GLsizei count,
+                                     GLsizei primcount,
+                                     GLuint baseinstance)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   _mesa_error(ctx, GL_INVALID_OPERATION,
+	       "glDrawArraysInstancedBaseInstance() during display list compile");
+}
+
+static void APIENTRY
+save_DrawElementsInstancedBaseInstance(GLenum mode,
+                                       GLsizei count,
+                                       GLenum type,
+                                       const void *indices,
+                                       GLsizei primcount,
+                                       GLuint baseinstance)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   _mesa_error(ctx, GL_INVALID_OPERATION,
+	       "glDrawElementsInstancedBaseInstance() during display list compile");
+}
+
+static void APIENTRY
+save_DrawElementsInstancedBaseVertexBaseInstance(GLenum mode,
+                                                 GLsizei count,
+                                                 GLenum type,
+                                                 const void *indices,
+                                                 GLsizei primcount,
+                                                 GLint basevertex,
+                                                 GLuint baseinstance)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   _mesa_error(ctx, GL_INVALID_OPERATION,
+	       "glDrawElementsInstancedBaseVertexBaseInstance() during display list compile");
+}
+
 static void invalidate_saved_current_state( struct gl_context *ctx )
 {
    GLint i;
@@ -10816,6 +10856,11 @@ _mesa_save_vtxfmt_init(GLvertexformat * vfmt)
    /* GL_ARB_draw_elements_base_vertex */
    vfmt->DrawElementsInstancedBaseVertex = save_DrawElementsInstancedBaseVertexARB;
 
+   /* GL_ARB_base_instance */
+   vfmt->DrawArraysInstancedBaseInstance = save_DrawArraysInstancedBaseInstance;
+   vfmt->DrawElementsInstancedBaseInstance = save_DrawElementsInstancedBaseInstance;
+   vfmt->DrawElementsInstancedBaseVertexBaseInstance = save_DrawElementsInstancedBaseVertexBaseInstance;
+
    /* The driver is required to implement these as
     * 1) They can probably do a better job.
     * 2) A lot of new mechanisms would have to be added to this module
diff --git a/mesalib/src/mesa/main/extensions.c b/mesalib/src/mesa/main/extensions.c
index 0e8178397..079316145 100644
--- a/mesalib/src/mesa/main/extensions.c
+++ b/mesalib/src/mesa/main/extensions.c
@@ -78,6 +78,7 @@ struct extension {
 static const struct extension extension_table[] = {
    /* ARB Extensions */
    { "GL_ARB_ES2_compatibility",                   o(ARB_ES2_compatibility),                   GL,             2009 },
+   { "GL_ARB_base_instance",                       o(ARB_base_instance),                       GL,             2011 },
    { "GL_ARB_blend_func_extended",                 o(ARB_blend_func_extended),                 GL,             2009 },
    { "GL_ARB_color_buffer_float",                  o(ARB_color_buffer_float),                  GL,             2004 },
    { "GL_ARB_copy_buffer",                         o(ARB_copy_buffer),                         GL,             2008 },
diff --git a/mesalib/src/mesa/main/mtypes.h b/mesalib/src/mesa/main/mtypes.h
index 3d18b7c48..d52ab151a 100644
--- a/mesalib/src/mesa/main/mtypes.h
+++ b/mesalib/src/mesa/main/mtypes.h
@@ -2869,6 +2869,7 @@ struct gl_extensions
    GLboolean dummy_true;  /* Set true by _mesa_init_extensions(). */
    GLboolean dummy_false; /* Set false by _mesa_init_extensions(). */
    GLboolean ARB_ES2_compatibility;
+   GLboolean ARB_base_instance;
    GLboolean ARB_blend_func_extended;
    GLboolean ARB_color_buffer_float;
    GLboolean ARB_conservative_depth;
diff --git a/mesalib/src/mesa/main/vtxfmt.c b/mesalib/src/mesa/main/vtxfmt.c
index 6fb016b9e..a27596a98 100644
--- a/mesalib/src/mesa/main/vtxfmt.c
+++ b/mesalib/src/mesa/main/vtxfmt.c
@@ -105,8 +105,11 @@ install_vtxfmt( struct _glapi_table *tab, const GLvertexformat *vfmt )
    SET_DrawRangeElementsBaseVertex(tab, vfmt->DrawRangeElementsBaseVertex);
    SET_MultiDrawElementsBaseVertex(tab, vfmt->MultiDrawElementsBaseVertex);
    SET_DrawArraysInstancedARB(tab, vfmt->DrawArraysInstanced);
+   SET_DrawArraysInstancedBaseInstance(tab, vfmt->DrawArraysInstancedBaseInstance);
    SET_DrawElementsInstancedARB(tab, vfmt->DrawElementsInstanced);
+   SET_DrawElementsInstancedBaseInstance(tab, vfmt->DrawElementsInstancedBaseInstance);
    SET_DrawElementsInstancedBaseVertex(tab, vfmt->DrawElementsInstancedBaseVertex);
+   SET_DrawElementsInstancedBaseVertexBaseInstance(tab, vfmt->DrawElementsInstancedBaseVertexBaseInstance);
    SET_DrawTransformFeedback(tab, vfmt->DrawTransformFeedback);
 
    /* GL_NV_vertex_program */
diff --git a/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c b/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c
index d3f8d1368..2bcbada4f 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c
@@ -1056,6 +1056,28 @@ get_depth_stencil_fp_variant(struct st_context *st, GLboolean write_depth,
 
 
 /**
+ * Clamp glDrawPixels width and height to the maximum texture size.
+ */
+static void
+clamp_size(struct pipe_context *pipe, GLsizei *width, GLsizei *height,
+           struct gl_pixelstore_attrib *unpack)
+{
+   const unsigned maxSize = 
+      1 << (pipe->screen->get_param(pipe->screen,
+                                    PIPE_CAP_MAX_TEXTURE_2D_LEVELS) - 1);
+
+   if (*width > maxSize) {
+      if (unpack->RowLength == 0)
+         unpack->RowLength = *width;
+      *width = maxSize;
+   }
+   if (*height > maxSize) {
+      *height = maxSize;
+   }
+}
+
+
+/**
  * Called via ctx->Driver.DrawPixels()
  */
 static void
@@ -1072,6 +1094,20 @@ st_DrawPixels(struct gl_context *ctx, GLint x, GLint y,
    struct pipe_sampler_view *sv[2];
    int num_sampler_view = 1;
    struct st_fp_variant *fpv;
+   struct gl_pixelstore_attrib clippedUnpack;
+
+   /* Mesa state should be up to date by now */
+   assert(ctx->NewState == 0x0);
+
+   st_validate_state(st);
+
+   /* Limit the size of the glDrawPixels to the max texture size.
+    * Strictly speaking, that's not correct but since we don't handle
+    * larger images yet, this is better than crashing.
+    */
+   clippedUnpack = *unpack;
+   unpack = &clippedUnpack;
+   clamp_size(st->pipe, &width, &height, &clippedUnpack);
 
    if (format == GL_DEPTH_STENCIL)
       write_stencil = write_depth = GL_TRUE;
@@ -1088,11 +1124,6 @@ st_DrawPixels(struct gl_context *ctx, GLint x, GLint y,
       return;
    }
 
-   /* Mesa state should be up to date by now */
-   assert(ctx->NewState == 0x0);
-
-   st_validate_state(st);
-
    /*
     * Get vertex/fragment shaders
     */
diff --git a/mesalib/src/mesa/state_tracker/st_draw.c b/mesalib/src/mesa/state_tracker/st_draw.c
index db8caa566..4dc09e7fb 100644
--- a/mesalib/src/mesa/state_tracker/st_draw.c
+++ b/mesalib/src/mesa/state_tracker/st_draw.c
@@ -246,6 +246,7 @@ st_draw_vbo(struct gl_context *ctx,
       info.mode = translate_prim( ctx, prims[i].mode );
       info.start = prims[i].start;
       info.count = prims[i].count;
+      info.start_instance = prims[i].base_instance;
       info.instance_count = prims[i].num_instances;
       info.index_bias = prims[i].basevertex;
       if (!ib) {
diff --git a/mesalib/src/mesa/state_tracker/st_extensions.c b/mesalib/src/mesa/state_tracker/st_extensions.c
index a9071f58c..dacad9bfb 100644
--- a/mesalib/src/mesa/state_tracker/st_extensions.c
+++ b/mesalib/src/mesa/state_tracker/st_extensions.c
@@ -222,6 +222,7 @@ void st_init_limits(struct st_context *st)
          options->MaxUnrollIterations = MIN2(screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_INSTRUCTIONS), 65536);
       else
          options->MaxUnrollIterations = 255; /* SM3 limit */
+      options->LowerClipDistance = true;
    }
 
    /* PIPE_SHADER_CAP_MAX_INPUTS for the FS specifies the maximum number
@@ -337,6 +338,7 @@ void st_init_extensions(struct st_context *st)
    GLboolean *extensions = (GLboolean *) &ctx->Extensions;
 
    static const struct st_extension_cap_mapping cap_mapping[] = {
+      { o(ARB_base_instance),                PIPE_CAP_START_INSTANCE                   },
       { o(ARB_depth_clamp),                  PIPE_CAP_DEPTH_CLIP_DISABLE               },
       { o(ARB_depth_texture),                PIPE_CAP_TEXTURE_SHADOW_MAP               },
       { o(ARB_draw_buffers_blend),           PIPE_CAP_INDEP_BLEND_FUNC                 },
diff --git a/mesalib/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/mesalib/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
index 5802b52b7..b6abe84ac 100644
--- a/mesalib/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/mesalib/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -304,7 +304,6 @@ public:
    int samplers_used;
    bool indirect_addr_temps;
    bool indirect_addr_consts;
-   int num_clip_distances;
    
    int glsl_version;
    bool native_integers;
@@ -2825,7 +2824,6 @@ glsl_to_tgsi_visitor::glsl_to_tgsi_visitor()
    samplers_used = 0;
    indirect_addr_temps = false;
    indirect_addr_consts = false;
-   num_clip_distances = 0;
    glsl_version = 0;
    native_integers = false;
    mem_ctx = ralloc_context(NULL);
@@ -4593,17 +4591,9 @@ st_translate_program(
       }
 
       for (i = 0; i < numOutputs; i++) {
-         if (outputSemanticName[i] == TGSI_SEMANTIC_CLIPDIST) {
-            int mask = ((1 << (program->num_clip_distances - 4*outputSemanticIndex[i])) - 1) & TGSI_WRITEMASK_XYZW;
-            t->outputs[i] = ureg_DECL_output_masked(ureg,
-                                                    outputSemanticName[i],
-                                                    outputSemanticIndex[i],
-                                                    mask);
-         } else {
-            t->outputs[i] = ureg_DECL_output(ureg,
-                                             outputSemanticName[i],
-                                             outputSemanticIndex[i]);
-         }
+         t->outputs[i] = ureg_DECL_output(ureg,
+                                          outputSemanticName[i],
+                                          outputSemanticIndex[i]);
       }
       if (passthrough_edgeflags)
          emit_edgeflags(t);
@@ -4759,8 +4749,7 @@ out:
 static struct gl_program *
 get_mesa_program(struct gl_context *ctx,
                  struct gl_shader_program *shader_program,
-                 struct gl_shader *shader,
-                 int num_clip_distances)
+                 struct gl_shader *shader)
 {
    glsl_to_tgsi_visitor* v = new glsl_to_tgsi_visitor();
    struct gl_program *prog;
@@ -4800,7 +4789,6 @@ get_mesa_program(struct gl_context *ctx,
    v->options = options;
    v->glsl_version = ctx->Const.GLSLVersion;
    v->native_integers = ctx->Const.NativeIntegers;
-   v->num_clip_distances = num_clip_distances;
 
    _mesa_generate_parameters_list_for_uniforms(shader_program, shader,
 					       prog->Parameters);
@@ -4925,25 +4913,6 @@ get_mesa_program(struct gl_context *ctx,
    return prog;
 }
 
-/**
- * Searches through the IR for a declaration of gl_ClipDistance and returns the
- * declared size of the gl_ClipDistance array.  Returns 0 if gl_ClipDistance is
- * not declared in the IR.
- */
-int get_clip_distance_size(exec_list *ir)
-{
-   foreach_iter (exec_list_iterator, iter, *ir) {
-      ir_instruction *inst = (ir_instruction *)iter.get();
-      ir_variable *var = inst->as_variable();
-      if (var == NULL) continue;
-      if (!strcmp(var->name, "gl_ClipDistance")) {
-         return var->type->length;
-      }
-   }
-   
-   return 0;
-}
-
 extern "C" {
 
 struct gl_shader *
@@ -4982,7 +4951,6 @@ st_new_shader_program(struct gl_context *ctx, GLuint name)
 GLboolean
 st_link_shader(struct gl_context *ctx, struct gl_shader_program *prog)
 {
-   int num_clip_distances[MESA_SHADER_TYPES];
    assert(prog->LinkStatus);
 
    for (unsigned i = 0; i < MESA_SHADER_TYPES; i++) {
@@ -4994,11 +4962,6 @@ st_link_shader(struct gl_context *ctx, struct gl_shader_program *prog)
       const struct gl_shader_compiler_options *options =
             &ctx->ShaderCompilerOptions[_mesa_shader_type_to_index(prog->_LinkedShaders[i]->Type)];
 
-      /* We have to determine the length of the gl_ClipDistance array before
-       * the array is lowered to two vec4s by lower_clip_distance().
-       */
-      num_clip_distances[i] = get_clip_distance_size(ir);
-
       do {
          unsigned what_to_lower = MOD_TO_FRACT | DIV_TO_MUL_RCP |
             EXP_TO_EXP2 | LOG_TO_LOG2;
@@ -5020,7 +4983,6 @@ st_link_shader(struct gl_context *ctx, struct gl_shader_program *prog)
 	   || progress;
 
          progress = lower_quadop_vector(ir, false) || progress;
-         progress = lower_clip_distance(ir) || progress;
 
          if (options->MaxIfDepth == 0)
             progress = lower_discard(ir) || progress;
@@ -5055,8 +5017,7 @@ st_link_shader(struct gl_context *ctx, struct gl_shader_program *prog)
       if (prog->_LinkedShaders[i] == NULL)
          continue;
 
-      linked_prog = get_mesa_program(ctx, prog, prog->_LinkedShaders[i],
-                                     num_clip_distances[i]);
+      linked_prog = get_mesa_program(ctx, prog, prog->_LinkedShaders[i]);
 
       if (linked_prog) {
 	 static const GLenum targets[] = {
diff --git a/mesalib/src/mesa/vbo/vbo.h b/mesalib/src/mesa/vbo/vbo.h
index 4387e10b7..eb06bf9b5 100644
--- a/mesalib/src/mesa/vbo/vbo.h
+++ b/mesalib/src/mesa/vbo/vbo.h
@@ -51,6 +51,7 @@ struct _mesa_prim {
    GLuint count;
    GLint basevertex;
    GLsizei num_instances;
+   GLuint base_instance;
 };
 
 /* Would like to call this a "vbo_index_buffer", but this would be
diff --git a/mesalib/src/mesa/vbo/vbo_exec_api.c b/mesalib/src/mesa/vbo/vbo_exec_api.c
index 28d2c4de9..bfa1b1db8 100644
--- a/mesalib/src/mesa/vbo/vbo_exec_api.c
+++ b/mesalib/src/mesa/vbo/vbo_exec_api.c
@@ -827,6 +827,7 @@ static void GLAPIENTRY vbo_exec_Begin( GLenum mode )
       exec->vtx.prim[i].start = exec->vtx.vert_count;
       exec->vtx.prim[i].count = 0;
       exec->vtx.prim[i].num_instances = 1;
+      exec->vtx.prim[i].base_instance = 0;
 
       ctx->Driver.CurrentExecPrimitive = mode;
    }
diff --git a/mesalib/src/mesa/vbo/vbo_exec_array.c b/mesalib/src/mesa/vbo/vbo_exec_array.c
index 3fb7c6480..ebf008536 100644
--- a/mesalib/src/mesa/vbo/vbo_exec_array.c
+++ b/mesalib/src/mesa/vbo/vbo_exec_array.c
@@ -581,7 +581,7 @@ vbo_handle_primitive_restart(struct gl_context *ctx,
  */
 static void
 vbo_draw_arrays(struct gl_context *ctx, GLenum mode, GLint start,
-                GLsizei count, GLuint numInstances)
+                GLsizei count, GLuint numInstances, GLuint baseInstance)
 {
    struct vbo_context *vbo = vbo_context(ctx);
    struct vbo_exec_context *exec = &vbo->exec;
@@ -595,6 +595,7 @@ vbo_draw_arrays(struct gl_context *ctx, GLenum mode, GLint start,
    prim[0].end = 1;
    prim[0].mode = mode;
    prim[0].num_instances = numInstances;
+   prim[0].base_instance = baseInstance;
 
    /* Implement the primitive restart index */
    if (ctx->Array.PrimitiveRestart && ctx->Array.RestartIndex < count) {
@@ -673,7 +674,7 @@ vbo_exec_DrawArrays(GLenum mode, GLint start, GLsizei count)
    if (0)
       check_draw_arrays_data(ctx, start, count);
 
-   vbo_draw_arrays(ctx, mode, start, count, 1);
+   vbo_draw_arrays(ctx, mode, start, count, 1, 0);
 
    if (0)
       print_draw_arrays(ctx, mode, start, count);
@@ -702,7 +703,7 @@ vbo_exec_DrawArraysInstanced(GLenum mode, GLint start, GLsizei count,
    if (0)
       check_draw_arrays_data(ctx, start, count);
 
-   vbo_draw_arrays(ctx, mode, start, count, numInstances);
+   vbo_draw_arrays(ctx, mode, start, count, numInstances, 0);
 
    if (0)
       print_draw_arrays(ctx, mode, start, count);
@@ -710,6 +711,40 @@ vbo_exec_DrawArraysInstanced(GLenum mode, GLint start, GLsizei count,
 
 
 /**
+ * Called from glDrawArraysInstancedBaseInstance when in immediate mode.
+ */
+static void GLAPIENTRY
+vbo_exec_DrawArraysInstancedBaseInstance(GLenum mode, GLint first, GLsizei count,
+                                         GLsizei numInstances, GLuint baseInstance)
+{
+   GET_CURRENT_CONTEXT(ctx);
+
+   if (MESA_VERBOSE & VERBOSE_DRAW)
+      _mesa_debug(ctx, "glDrawArraysInstancedBaseInstance(%s, %d, %d, %d, %d)\n",
+                  _mesa_lookup_enum_by_nr(mode), first, count,
+                  numInstances, baseInstance);
+
+   if (!_mesa_validate_DrawArraysInstanced(ctx, mode, first, count,
+                                           numInstances))
+      return;
+
+   FLUSH_CURRENT(ctx, 0);
+
+   if (!_mesa_valid_to_render(ctx, "glDrawArraysInstancedBaseInstance"))
+      return;
+
+   if (0)
+      check_draw_arrays_data(ctx, first, count);
+
+   vbo_draw_arrays(ctx, mode, first, count, numInstances, baseInstance);
+
+   if (0)
+      print_draw_arrays(ctx, mode, first, count);
+}
+
+
+
+/**
  * Map GL_ELEMENT_ARRAY_BUFFER and print contents.
  * For debugging.
  */
@@ -779,7 +814,8 @@ vbo_validated_drawrangeelements(struct gl_context *ctx, GLenum mode,
 				GLuint start, GLuint end,
 				GLsizei count, GLenum type,
 				const GLvoid *indices,
-				GLint basevertex, GLint numInstances)
+				GLint basevertex, GLint numInstances,
+				GLuint baseInstance)
 {
    struct vbo_context *vbo = vbo_context(ctx);
    struct vbo_exec_context *exec = &vbo->exec;
@@ -803,6 +839,7 @@ vbo_validated_drawrangeelements(struct gl_context *ctx, GLenum mode,
    prim[0].indexed = 1;
    prim[0].basevertex = basevertex;
    prim[0].num_instances = numInstances;
+   prim[0].base_instance = baseInstance;
 
    /* Need to give special consideration to rendering a range of
     * indices starting somewhere above zero.  Typically the
@@ -927,7 +964,7 @@ vbo_exec_DrawRangeElementsBaseVertex(GLenum mode,
 #endif
 
    vbo_validated_drawrangeelements(ctx, mode, index_bounds_valid, start, end,
-				   count, type, indices, basevertex, 1);
+				   count, type, indices, basevertex, 1, 0);
 }
 
 
@@ -971,7 +1008,7 @@ vbo_exec_DrawElements(GLenum mode, GLsizei count, GLenum type,
       return;
 
    vbo_validated_drawrangeelements(ctx, mode, GL_FALSE, ~0, ~0,
-				   count, type, indices, 0, 1);
+				   count, type, indices, 0, 1, 0);
 }
 
 
@@ -996,7 +1033,7 @@ vbo_exec_DrawElementsBaseVertex(GLenum mode, GLsizei count, GLenum type,
       return;
 
    vbo_validated_drawrangeelements(ctx, mode, GL_FALSE, ~0, ~0,
-				   count, type, indices, basevertex, 1);
+				   count, type, indices, basevertex, 1, 0);
 }
 
 
@@ -1021,9 +1058,10 @@ vbo_exec_DrawElementsInstanced(GLenum mode, GLsizei count, GLenum type,
       return;
 
    vbo_validated_drawrangeelements(ctx, mode, GL_FALSE, ~0, ~0,
-				   count, type, indices, 0, numInstances);
+				   count, type, indices, 0, numInstances, 0);
 }
 
+
 /**
  * Called by glDrawElementsInstancedBaseVertex() in immediate mode.
  */
@@ -1047,7 +1085,59 @@ vbo_exec_DrawElementsInstancedBaseVertex(GLenum mode, GLsizei count, GLenum type
       return;
 
    vbo_validated_drawrangeelements(ctx, mode, GL_FALSE, ~0, ~0,
-				   count, type, indices, basevertex, numInstances);
+				   count, type, indices, basevertex, numInstances, 0);
+}
+
+
+/**
+ * Called by glDrawElementsInstancedBaseInstance() in immediate mode.
+ */
+static void GLAPIENTRY
+vbo_exec_DrawElementsInstancedBaseInstance(GLenum mode, GLsizei count, GLenum type,
+                                           const GLvoid *indices, GLsizei numInstances,
+                                           GLuint baseInstance)
+{
+   GET_CURRENT_CONTEXT(ctx);
+
+   if (MESA_VERBOSE & VERBOSE_DRAW)
+      _mesa_debug(ctx, "glDrawElementsInstancedBaseInstance(%s, %d, %s, %p, %d, %d)\n",
+                  _mesa_lookup_enum_by_nr(mode), count,
+                  _mesa_lookup_enum_by_nr(type), indices,
+                  numInstances, baseInstance);
+
+   if (!_mesa_validate_DrawElementsInstanced(ctx, mode, count, type, indices,
+                                             numInstances, 0))
+      return;
+
+   vbo_validated_drawrangeelements(ctx, mode, GL_FALSE, ~0, ~0,
+                                   count, type, indices, 0, numInstances,
+                                   baseInstance);
+}
+
+
+/**
+ * Called by glDrawElementsInstancedBaseVertexBaseInstance() in immediate mode.
+ */
+static void GLAPIENTRY
+vbo_exec_DrawElementsInstancedBaseVertexBaseInstance(GLenum mode, GLsizei count, GLenum type,
+                                                     const GLvoid *indices, GLsizei numInstances,
+                                                     GLint basevertex, GLuint baseInstance)
+{
+   GET_CURRENT_CONTEXT(ctx);
+
+   if (MESA_VERBOSE & VERBOSE_DRAW)
+      _mesa_debug(ctx, "glDrawElementsInstancedBaseVertexBaseInstance(%s, %d, %s, %p, %d, %d, %d)\n",
+                  _mesa_lookup_enum_by_nr(mode), count,
+                  _mesa_lookup_enum_by_nr(type), indices,
+                  numInstances, basevertex, baseInstance);
+
+   if (!_mesa_validate_DrawElementsInstanced(ctx, mode, count, type, indices,
+                                             numInstances, basevertex))
+      return;
+
+   vbo_validated_drawrangeelements(ctx, mode, GL_FALSE, ~0, ~0,
+                                   count, type, indices, basevertex, numInstances,
+                                   baseInstance);
 }
 
 
@@ -1128,6 +1218,7 @@ vbo_validated_multidrawelements(struct gl_context *ctx, GLenum mode,
 	 prim[i].count = count[i];
 	 prim[i].indexed = 1;
          prim[i].num_instances = 1;
+         prim[i].base_instance = 0;
 	 if (basevertex != NULL)
 	    prim[i].basevertex = basevertex[i];
 	 else
@@ -1154,6 +1245,7 @@ vbo_validated_multidrawelements(struct gl_context *ctx, GLenum mode,
 	 prim[0].count = count[i];
 	 prim[0].indexed = 1;
          prim[0].num_instances = 1;
+         prim[0].base_instance = 0;
 	 if (basevertex != NULL)
 	    prim[0].basevertex = basevertex[i];
 	 else
@@ -1236,6 +1328,7 @@ vbo_draw_transform_feedback(struct gl_context *ctx, GLenum mode,
    prim[0].end = 1;
    prim[0].mode = mode;
    prim[0].num_instances = numInstances;
+   prim[0].base_instance = 0;
 
    /* Maybe we should do some primitive splitting for primitive restart
     * (like in DrawArrays), but we have no way to know how many vertices
@@ -1295,8 +1388,11 @@ vbo_exec_array_init( struct vbo_exec_context *exec )
    exec->vtxfmt.DrawRangeElementsBaseVertex = vbo_exec_DrawRangeElementsBaseVertex;
    exec->vtxfmt.MultiDrawElementsBaseVertex = vbo_exec_MultiDrawElementsBaseVertex;
    exec->vtxfmt.DrawArraysInstanced = vbo_exec_DrawArraysInstanced;
+   exec->vtxfmt.DrawArraysInstancedBaseInstance = vbo_exec_DrawArraysInstancedBaseInstance;
    exec->vtxfmt.DrawElementsInstanced = vbo_exec_DrawElementsInstanced;
+   exec->vtxfmt.DrawElementsInstancedBaseInstance = vbo_exec_DrawElementsInstancedBaseInstance;
    exec->vtxfmt.DrawElementsInstancedBaseVertex = vbo_exec_DrawElementsInstancedBaseVertex;
+   exec->vtxfmt.DrawElementsInstancedBaseVertexBaseInstance = vbo_exec_DrawElementsInstancedBaseVertexBaseInstance;
 #if FEATURE_EXT_transform_feedback
    exec->vtxfmt.DrawTransformFeedback = vbo_exec_DrawTransformFeedback;
 #endif
diff --git a/mesalib/src/mesa/vbo/vbo_save_api.c b/mesalib/src/mesa/vbo/vbo_save_api.c
index f202375ca..b2c9dd5f0 100644
--- a/mesalib/src/mesa/vbo/vbo_save_api.c
+++ b/mesalib/src/mesa/vbo/vbo_save_api.c
@@ -471,6 +471,7 @@ _save_wrap_buffers(struct gl_context *ctx)
    save->prim[0].start = 0;
    save->prim[0].count = 0;
    save->prim[0].num_instances = 1;
+   save->prim[0].base_instance = 0;
    save->prim_count = 1;
 }
 
@@ -907,6 +908,7 @@ vbo_save_NotifyBegin(struct gl_context *ctx, GLenum mode)
    save->prim[i].start = save->vert_count;
    save->prim[i].count = 0;
    save->prim[i].num_instances = 1;
+   save->prim[i].base_instance = 0;
 
    if (save->out_of_memory) {
       _mesa_install_save_vtxfmt(ctx, &save->vtxfmt_noop);
diff --git a/mesalib/src/mesa/vbo/vbo_split_inplace.c b/mesalib/src/mesa/vbo/vbo_split_inplace.c
index 00464049d..686b30a76 100644
--- a/mesalib/src/mesa/vbo/vbo_split_inplace.c
+++ b/mesalib/src/mesa/vbo/vbo_split_inplace.c
@@ -180,13 +180,14 @@ static void split_prims( struct split_context *split)
 
 	    nr = MIN2( available, remaining );
 	    nr -= (nr - first) % incr;
-	    
+
 	    outprim->mode = prim->mode;
 	    outprim->begin = (j == 0 && prim->begin);
 	    outprim->end = (nr == remaining && prim->end);
 	    outprim->start = prim->start + j;
 	    outprim->count = nr;
             outprim->num_instances = prim->num_instances;
+            outprim->base_instance = prim->base_instance;
 
 	    update_index_bounds(split, outprim);
 
@@ -225,12 +226,13 @@ static void split_prims( struct split_context *split)
 	 ib.type = GL_UNSIGNED_INT;
 	 ib.obj = split->ctx->Shared->NullBufferObj;
 	 ib.ptr = elts;
-	    
+
 	 tmpprim = *prim;
 	 tmpprim.indexed = 1;
 	 tmpprim.start = 0;
 	 tmpprim.count = count;
          tmpprim.num_instances = 1;
+         tmpprim.base_instance = 0;
 
 	 flush_vertex(split);