Merge remote-tracking branch 'origin/released'

* origin/released:
  Opdated to openssl-1.0.1h xkeyboard-config fontconfig libX11 libxcb xcb-proto mesa xserver git update 26 June 2014

Conflicts:
	openssl/Makefile

40 files changed, 662 insertions, 367 deletions

diff --git a/mesalib/src/mesa/Android.libmesa_dricore.mk b/mesalib/src/mesa/Android.libmesa_dricore.mk
index 0db5825de..217f6498a 100644
--- a/mesalib/src/mesa/Android.libmesa_dricore.mk
+++ b/mesalib/src/mesa/Android.libmesa_dricore.mk
@@ -47,10 +47,16 @@ ifeq ($(TARGET_ARCH),x86)
 endif # x86
 endif # MESA_ENABLE_ASM
 
+ifeq ($(ARCH_X86_HAVE_SSE4_1),true)
+LOCAL_SRC_FILES += \
+	$(SRCDIR)main/streaming-load-memcpy.c
+endif
+
 LOCAL_C_INCLUDES := \
 	$(call intermediates-dir-for STATIC_LIBRARIES,libmesa_program,,) \
 	$(MESA_TOP)/src/mapi \
-	$(MESA_TOP)/src/glsl
+	$(MESA_TOP)/src/glsl \
+	$(MESA_TOP)/src/gallium/auxiliary
 
 LOCAL_WHOLE_STATIC_LIBRARIES := \
 	libmesa_program
diff --git a/mesalib/src/mesa/Android.libmesa_glsl_utils.mk b/mesalib/src/mesa/Android.libmesa_glsl_utils.mk
index 47f2e151b..e93891f07 100644
--- a/mesalib/src/mesa/Android.libmesa_glsl_utils.mk
+++ b/mesalib/src/mesa/Android.libmesa_glsl_utils.mk
@@ -56,6 +56,7 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := libmesa_glsl_utils
 LOCAL_IS_HOST_MODULE := true
+LOCAL_CFLAGS := -D_POSIX_C_SOURCE=199309L
 
 LOCAL_C_INCLUDES := \
 	$(MESA_TOP)/src/glsl \
diff --git a/mesalib/src/mesa/Android.mesa_gen_matypes.mk b/mesalib/src/mesa/Android.mesa_gen_matypes.mk
index 6e301f904..5521087c4 100644
--- a/mesalib/src/mesa/Android.mesa_gen_matypes.mk
+++ b/mesalib/src/mesa/Android.mesa_gen_matypes.mk
@@ -33,6 +33,7 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE := mesa_gen_matypes
 LOCAL_IS_HOST_MODULE := true
+LOCAL_CFLAGS := -D_POSIX_C_SOURCE=199309L
 
 LOCAL_C_INCLUDES := \
 	$(MESA_TOP)/src/mapi \
diff --git a/mesalib/src/mesa/drivers/common/meta.c b/mesalib/src/mesa/drivers/common/meta.c
index fec0d2be5..1a2e45320 100644
--- a/mesalib/src/mesa/drivers/common/meta.c
+++ b/mesalib/src/mesa/drivers/common/meta.c
@@ -801,7 +801,7 @@ _mesa_meta_begin(struct gl_context *ctx, GLbitfield state)
       int buf, real_color_buffers = 0;
       memset(save->ColorDrawBuffers, 0, sizeof(save->ColorDrawBuffers));
 
-      for (buf = 0; buf < MAX_DRAW_BUFFERS; buf++) {
+      for (buf = 0; buf < ctx->Const.MaxDrawBuffers; buf++) {
          int buf_index = ctx->DrawBuffer->_ColorDrawBufferIndexes[buf];
          if (buf_index == -1)
             continue;
@@ -1213,7 +1213,7 @@ _mesa_meta_end(struct gl_context *ctx)
       _mesa_BindRenderbuffer(GL_RENDERBUFFER, save->RenderbufferName);
 
    if (state & MESA_META_DRAW_BUFFERS) {
-      _mesa_DrawBuffers(MAX_DRAW_BUFFERS, save->ColorDrawBuffers);
+      _mesa_DrawBuffers(ctx->Const.MaxDrawBuffers, save->ColorDrawBuffers);
    }
 
    ctx->Meta->SaveStackDepth--;
@@ -1569,6 +1569,7 @@ meta_glsl_clear_init(struct gl_context *ctx, struct clear_state *clear)
    _mesa_AttachShader(clear->ShaderProg, vs);
    _mesa_DeleteShader(vs);
    _mesa_BindAttribLocation(clear->ShaderProg, 0, "position");
+   _mesa_ObjectLabel(GL_PROGRAM, clear->ShaderProg, -1, "meta clear");
    _mesa_LinkProgram(clear->ShaderProg);
 
    clear->ColorLocation = _mesa_GetUniformLocation(clear->ShaderProg,
@@ -2613,6 +2614,7 @@ _mesa_meta_setup_texture_coords(GLenum faceTarget,
             break;
          default:
             assert(0);
+            unreachable();
          }
 
          coord[3] = (float) (slice / 6);
diff --git a/mesalib/src/mesa/drivers/common/meta_blit.c b/mesalib/src/mesa/drivers/common/meta_blit.c
index f26ef93c1..bbf0c3c45 100644
--- a/mesalib/src/mesa/drivers/common/meta_blit.c
+++ b/mesalib/src/mesa/drivers/common/meta_blit.c
@@ -407,7 +407,7 @@ blitframebuffer_texture(struct gl_context *ctx,
       }
    } else {
       GLenum tex_base_format;
-      int srcW = abs(srcY1 - srcY0);
+      int srcW = abs(srcX1 - srcX0);
       int srcH = abs(srcY1 - srcY0);
       /* Fall back to doing a CopyTexSubImage to get the destination
        * renderbuffer into a texture.
diff --git a/mesalib/src/mesa/drivers/common/meta_generate_mipmap.c b/mesalib/src/mesa/drivers/common/meta_generate_mipmap.c
index d12806c3d..4b1718df9 100644
--- a/mesalib/src/mesa/drivers/common/meta_generate_mipmap.c
+++ b/mesalib/src/mesa/drivers/common/meta_generate_mipmap.c
@@ -43,6 +43,7 @@
 #include "main/varray.h"
 #include "main/viewport.h"
 #include "drivers/common/meta.h"
+#include "program/prog_instruction.h"
 
 
 /**
@@ -168,6 +169,8 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
    GLenum faceTarget;
    GLuint dstLevel;
    GLuint samplerSave;
+   GLint swizzle[4];
+   GLboolean swizzleSaved = GL_FALSE;
 
    if (fallback_required(ctx, target, texObj)) {
       _mesa_generate_mipmap(ctx, target, texObj);
@@ -231,6 +234,13 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
 
    _mesa_TexParameteri(target, GL_GENERATE_MIPMAP, GL_FALSE);
 
+   if (texObj->_Swizzle != SWIZZLE_NOOP) {
+      static const GLint swizzleNoop[4] = { GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA };
+      memcpy(swizzle, texObj->Swizzle, sizeof(swizzle));
+      swizzleSaved = GL_TRUE;
+      _mesa_TexParameteriv(target, GL_TEXTURE_SWIZZLE_RGBA, swizzleNoop);
+   }
+
    /* Silence valgrind warnings about reading uninitialized stack. */
    memset(verts, 0, sizeof(verts));
 
@@ -347,4 +357,6 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
    _mesa_TexParameteri(target, GL_TEXTURE_MAX_LEVEL, maxLevelSave);
    if (genMipmapSave)
       _mesa_TexParameteri(target, GL_GENERATE_MIPMAP, genMipmapSave);
+   if (swizzleSaved)
+      _mesa_TexParameteriv(target, GL_TEXTURE_SWIZZLE_RGBA, swizzle);
 }
diff --git a/mesalib/src/mesa/drivers/dri/Android.mk b/mesalib/src/mesa/drivers/dri/Android.mk
index 9adf0b386..e0cf51c58 100644
--- a/mesalib/src/mesa/drivers/dri/Android.mk
+++ b/mesalib/src/mesa/drivers/dri/Android.mk
@@ -43,6 +43,7 @@ MESA_DRI_C_INCLUDES := \
 
 MESA_DRI_WHOLE_STATIC_LIBRARIES := \
 	libmesa_glsl \
+	libmegadriver_stub \
 	libmesa_dri_common \
 	libmesa_dricore
 
diff --git a/mesalib/src/mesa/drivers/dri/common/Android.mk b/mesalib/src/mesa/drivers/dri/common/Android.mk
index 0489a32de..a172a0bc6 100644
--- a/mesalib/src/mesa/drivers/dri/common/Android.mk
+++ b/mesalib/src/mesa/drivers/dri/common/Android.mk
@@ -86,3 +86,20 @@ $(intermediates)/xmlpool/options.h: $$(PRIVATE_SCRIPT) $$(PRIVATE_TEMPLATE_HEADE
 
 include $(MESA_COMMON_MK)
 include $(BUILD_STATIC_LIBRARY)
+
+#
+# Build libmegadriver_stub
+#
+
+include $(CLEAR_VARS)
+include $(LOCAL_PATH)/Makefile.sources
+
+LOCAL_MODULE := libmegadriver_stub
+LOCAL_MODULE_CLASS := STATIC_LIBRARIES
+LOCAL_C_INCLUDES := \
+    $(MESA_DRI_C_INCLUDES)
+
+LOCAL_SRC_FILES := $(megadriver_stub_FILES)
+
+include $(MESA_COMMON_MK)
+include $(BUILD_STATIC_LIBRARY)
diff --git a/mesalib/src/mesa/drivers/dri/common/Makefile.am b/mesalib/src/mesa/drivers/dri/common/Makefile.am
index c98ccf7b8..7222a96c6 100644
--- a/mesalib/src/mesa/drivers/dri/common/Makefile.am
+++ b/mesalib/src/mesa/drivers/dri/common/Makefile.am
@@ -42,7 +42,7 @@ libdricommon_la_SOURCES = $(DRI_COMMON_FILES)
 libdri_test_stubs_la_SOURCES = $(test_stubs_FILES)
 libdri_test_stubs_la_CFLAGS = $(AM_CFLAGS) -DNO_MAIN
 
-libmegadriver_stub_la_SOURCES = megadriver_stub.c
+libmegadriver_stub_la_SOURCES = $(megadriver_stub_FILES)
 
 sysconf_DATA = drirc
 
diff --git a/mesalib/src/mesa/drivers/dri/common/Makefile.sources b/mesalib/src/mesa/drivers/dri/common/Makefile.sources
index 8469b4950..43b289e90 100644
--- a/mesalib/src/mesa/drivers/dri/common/Makefile.sources
+++ b/mesalib/src/mesa/drivers/dri/common/Makefile.sources
@@ -14,3 +14,6 @@ mesa_dri_common_INCLUDES := \
 
 test_stubs_FILES := \
 	dri_test.c
+
+megadriver_stub_FILES := \
+	megadriver_stub.c
diff --git a/mesalib/src/mesa/main/api_arrayelt.c b/mesalib/src/mesa/main/api_arrayelt.c
index 05cbc0f1f..ebeba8883 100644
--- a/mesalib/src/mesa/main/api_arrayelt.c
+++ b/mesalib/src/mesa/main/api_arrayelt.c
@@ -43,18 +43,21 @@
 #include "macros.h"
 #include "mtypes.h"
 #include "main/dispatch.h"
+#include "varray.h"
 
 typedef void (GLAPIENTRY *array_func)( const void * );
 
 typedef struct {
-   const struct gl_client_array *array;
+   const struct gl_vertex_attrib_array *array;
+   const struct gl_vertex_buffer_binding *binding;
    int offset;
 } AEarray;
 
 typedef void (GLAPIENTRY *attrib_func)( GLuint indx, const void *data );
 
 typedef struct {
-   const struct gl_client_array *array;
+   const struct gl_vertex_attrib_array *array;
+   const struct gl_vertex_buffer_binding *binding;
    attrib_func func;
    GLuint index;
 } AEattrib;
@@ -1470,18 +1473,6 @@ check_vbo(AEcontext *actx, struct gl_buffer_object *vbo)
 }
 
 
-static inline void
-update_derived_client_arrays(struct gl_context *ctx)
-{
-   struct gl_vertex_array_object *vao = ctx->Array.VAO;
-
-   if (vao->NewArrays) {
-      _mesa_update_vao_client_arrays(ctx, vao);
-      vao->NewArrays = 0;
-   }
-}
-
-
 /**
  * Make a list of per-vertex functions to call for each glArrayElement call.
  * These functions access the array data (i.e. glVertex, glColor, glNormal,
@@ -1500,67 +1491,81 @@ _ae_update_state(struct gl_context *ctx)
    actx->nr_vbos = 0;
 
    /* conventional vertex arrays */
-   if (vao->_VertexAttrib[VERT_ATTRIB_COLOR_INDEX].Enabled) {
-      aa->array = &vao->_VertexAttrib[VERT_ATTRIB_COLOR_INDEX];
+   if (vao->VertexAttrib[VERT_ATTRIB_COLOR_INDEX].Enabled) {
+      aa->array = &vao->VertexAttrib[VERT_ATTRIB_COLOR_INDEX];
+      aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
       aa->offset = IndexFuncs[TYPE_IDX(aa->array->Type)];
-      check_vbo(actx, aa->array->BufferObj);
+      check_vbo(actx, aa->binding->BufferObj);
       aa++;
    }
-   if (vao->_VertexAttrib[VERT_ATTRIB_EDGEFLAG].Enabled) {
-      aa->array = &vao->_VertexAttrib[VERT_ATTRIB_EDGEFLAG];
+
+   if (vao->VertexAttrib[VERT_ATTRIB_EDGEFLAG].Enabled) {
+      aa->array = &vao->VertexAttrib[VERT_ATTRIB_EDGEFLAG];
+      aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
       aa->offset = _gloffset_EdgeFlagv;
-      check_vbo(actx, aa->array->BufferObj);
+      check_vbo(actx, aa->binding->BufferObj);
       aa++;
    }
-   if (vao->_VertexAttrib[VERT_ATTRIB_NORMAL].Enabled) {
-      aa->array = &vao->_VertexAttrib[VERT_ATTRIB_NORMAL];
+
+   if (vao->VertexAttrib[VERT_ATTRIB_NORMAL].Enabled) {
+      aa->array = &vao->VertexAttrib[VERT_ATTRIB_NORMAL];
+      aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
       aa->offset = NormalFuncs[TYPE_IDX(aa->array->Type)];
-      check_vbo(actx, aa->array->BufferObj);
+      check_vbo(actx, aa->binding->BufferObj);
       aa++;
    }
-   if (vao->_VertexAttrib[VERT_ATTRIB_COLOR0].Enabled) {
-      aa->array = &vao->_VertexAttrib[VERT_ATTRIB_COLOR0];
+
+   if (vao->VertexAttrib[VERT_ATTRIB_COLOR0].Enabled) {
+      aa->array = &vao->VertexAttrib[VERT_ATTRIB_COLOR0];
+      aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
       aa->offset = ColorFuncs[aa->array->Size-3][TYPE_IDX(aa->array->Type)];
-      check_vbo(actx, aa->array->BufferObj);
+      check_vbo(actx, aa->binding->BufferObj);
       aa++;
    }
-   if (vao->_VertexAttrib[VERT_ATTRIB_COLOR1].Enabled) {
-      aa->array = &vao->_VertexAttrib[VERT_ATTRIB_COLOR1];
+
+   if (vao->VertexAttrib[VERT_ATTRIB_COLOR1].Enabled) {
+      aa->array = &vao->VertexAttrib[VERT_ATTRIB_COLOR1];
+      aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
       aa->offset = SecondaryColorFuncs[TYPE_IDX(aa->array->Type)];
-      check_vbo(actx, aa->array->BufferObj);
+      check_vbo(actx, aa->binding->BufferObj);
       aa++;
    }
-   if (vao->_VertexAttrib[VERT_ATTRIB_FOG].Enabled) {
-      aa->array = &vao->_VertexAttrib[VERT_ATTRIB_FOG];
+
+   if (vao->VertexAttrib[VERT_ATTRIB_FOG].Enabled) {
+      aa->array = &vao->VertexAttrib[VERT_ATTRIB_FOG];
+      aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
       aa->offset = FogCoordFuncs[TYPE_IDX(aa->array->Type)];
-      check_vbo(actx, aa->array->BufferObj);
+      check_vbo(actx, aa->binding->BufferObj);
       aa++;
    }
+
    for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) {
-      struct gl_client_array *attribArray =
-         &vao->_VertexAttrib[VERT_ATTRIB_TEX(i)];
+      struct gl_vertex_attrib_array *attribArray =
+         &vao->VertexAttrib[VERT_ATTRIB_TEX(i)];
       if (attribArray->Enabled) {
          /* NOTE: we use generic glVertexAttribNV functions here.
           * If we ever remove GL_NV_vertex_program this will have to change.
           */
          at->array = attribArray;
+         at->binding = &vao->VertexBinding[attribArray->VertexBinding];
          ASSERT(!at->array->Normalized);
          at->func = AttribFuncsNV[at->array->Normalized]
                                  [at->array->Size-1]
                                  [TYPE_IDX(at->array->Type)];
          at->index = VERT_ATTRIB_TEX0 + i;
-	 check_vbo(actx, at->array->BufferObj);
+	 check_vbo(actx, at->binding->BufferObj);
          at++;
       }
    }
 
    /* generic vertex attribute arrays */
    for (i = 1; i < VERT_ATTRIB_GENERIC_MAX; i++) {  /* skip zero! */
-      struct gl_client_array *attribArray =
-         &vao->_VertexAttrib[VERT_ATTRIB_GENERIC(i)];
+      struct gl_vertex_attrib_array *attribArray =
+         &vao->VertexAttrib[VERT_ATTRIB_GENERIC(i)];
       if (attribArray->Enabled) {
          GLint intOrNorm;
          at->array = attribArray;
+         at->binding = &vao->VertexBinding[attribArray->VertexBinding];
          /* Note: we can't grab the _glapi_Dispatch->VertexAttrib1fvNV
           * function pointer here (for float arrays) since the pointer may
           * change from one execution of _ae_ArrayElement() to
@@ -1578,26 +1583,28 @@ _ae_update_state(struct gl_context *ctx)
             [TYPE_IDX(at->array->Type)];
 
          at->index = i;
-	 check_vbo(actx, at->array->BufferObj);
+	 check_vbo(actx, at->binding->BufferObj);
          at++;
       }
    }
 
    /* finally, vertex position */
-   if (vao->_VertexAttrib[VERT_ATTRIB_GENERIC0].Enabled) {
+   if (vao->VertexAttrib[VERT_ATTRIB_GENERIC0].Enabled) {
       /* Use glVertex(v) instead of glVertexAttrib(0, v) to be sure it's
        * issued as the last (provoking) attribute).
        */
-      aa->array = &vao->_VertexAttrib[VERT_ATTRIB_GENERIC0];
+      aa->array = &vao->VertexAttrib[VERT_ATTRIB_GENERIC0];
+      aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
       assert(aa->array->Size >= 2); /* XXX fix someday? */
       aa->offset = VertexFuncs[aa->array->Size-2][TYPE_IDX(aa->array->Type)];
-      check_vbo(actx, aa->array->BufferObj);
+      check_vbo(actx, aa->binding->BufferObj);
       aa++;
    }
-   else if (vao->_VertexAttrib[VERT_ATTRIB_POS].Enabled) {
-      aa->array = &vao->_VertexAttrib[VERT_ATTRIB_POS];
+   else if (vao->VertexAttrib[VERT_ATTRIB_POS].Enabled) {
+      aa->array = &vao->VertexAttrib[VERT_ATTRIB_POS];
+      aa->binding = &vao->VertexBinding[aa->array->VertexBinding];
       aa->offset = VertexFuncs[aa->array->Size-2][TYPE_IDX(aa->array->Type)];
-      check_vbo(actx, aa->array->BufferObj);
+      check_vbo(actx, aa->binding->BufferObj);
       aa++;
    }
 
@@ -1625,8 +1632,6 @@ _ae_map_vbos(struct gl_context *ctx)
    if (actx->mapped_vbos)
       return;
 
-   update_derived_client_arrays(ctx);
-
    if (actx->NewState)
       _ae_update_state(ctx);
 
@@ -1679,8 +1684,6 @@ _ae_ArrayElement(GLint elt)
    const struct _glapi_table * const disp = GET_DISPATCH();
    GLboolean do_map;
 
-   update_derived_client_arrays(ctx);
-
    /* If PrimitiveRestart is enabled and the index is the RestartIndex
     * then we call PrimitiveRestartNV and return.
     */
@@ -1703,18 +1706,18 @@ _ae_ArrayElement(GLint elt)
    /* emit generic attribute elements */
    for (at = actx->attribs; at->func; at++) {
       const GLubyte *src
-         = ADD_POINTERS(at->array->BufferObj->Mappings[MAP_INTERNAL].Pointer,
-                        at->array->Ptr)
-         + elt * at->array->StrideB;
+         = ADD_POINTERS(at->binding->BufferObj->Mappings[MAP_INTERNAL].Pointer,
+                        _mesa_vertex_attrib_address(at->array, at->binding))
+         + elt * at->binding->Stride;
       at->func(at->index, src);
    }
 
    /* emit conventional arrays elements */
    for (aa = actx->arrays; aa->offset != -1 ; aa++) {
       const GLubyte *src
-         = ADD_POINTERS(aa->array->BufferObj->Mappings[MAP_INTERNAL].Pointer,
-                        aa->array->Ptr)
-         + elt * aa->array->StrideB;
+         = ADD_POINTERS(aa->binding->BufferObj->Mappings[MAP_INTERNAL].Pointer,
+                        _mesa_vertex_attrib_address(aa->array, aa->binding))
+         + elt * aa->binding->Stride;
       CALL_by_offset(disp, (array_func), aa->offset, ((const void *) src));
    }
 
diff --git a/mesalib/src/mesa/main/clear.c b/mesalib/src/mesa/main/clear.c
index 9df1f5e09..cf93418d1 100644
--- a/mesalib/src/mesa/main/clear.c
+++ b/mesalib/src/mesa/main/clear.c
@@ -180,11 +180,6 @@ _mesa_Clear( GLbitfield mask )
       return;
    }
 
-   if (ctx->DrawBuffer->Width == 0 || ctx->DrawBuffer->Height == 0 ||
-       ctx->DrawBuffer->_Xmin >= ctx->DrawBuffer->_Xmax ||
-       ctx->DrawBuffer->_Ymin >= ctx->DrawBuffer->_Ymax)
-      return;
-
    if (ctx->RasterDiscard)
       return;
 
diff --git a/mesalib/src/mesa/main/context.c b/mesalib/src/mesa/main/context.c
index 8eb426d59..244e63ede 100644
--- a/mesalib/src/mesa/main/context.c
+++ b/mesalib/src/mesa/main/context.c
@@ -396,6 +396,8 @@ one_time_init( struct gl_context *ctx )
       assert( sizeof(GLint) == 4 );
       assert( sizeof(GLuint) == 4 );
 
+      _mesa_one_time_init_extension_overrides();
+
       _mesa_get_cpu_features();
 
       for (i = 0; i < 256; i++) {
@@ -610,6 +612,10 @@ _mesa_init_constants(struct gl_context *ctx)
    ctx->Const.MaxUniformBlockSize = 16384;
    ctx->Const.UniformBufferOffsetAlignment = 1;
 
+   /* GL_ARB_explicit_uniform_location, GL_MAX_UNIFORM_LOCATIONS */
+   ctx->Const.MaxUserAssignableUniformLocations =
+      4 * MESA_SHADER_STAGES * MAX_UNIFORMS;
+
    for (i = 0; i < MESA_SHADER_STAGES; i++)
       init_program_limits(ctx, i, &ctx->Const.Program[i]);
 
diff --git a/mesalib/src/mesa/main/extensions.c b/mesalib/src/mesa/main/extensions.c
index c2ff7e3b7..25e3dab4f 100644
--- a/mesalib/src/mesa/main/extensions.c
+++ b/mesalib/src/mesa/main/extensions.c
@@ -37,6 +37,11 @@
 #include "macros.h"
 #include "mtypes.h"
 
+struct gl_extensions _mesa_extension_override_enables;
+struct gl_extensions _mesa_extension_override_disables;
+static char *extra_extensions = NULL;
+static char *cant_disable_extensions = NULL;
+
 enum {
    DISABLE = 0,
    GLL = 1 << API_OPENGL_COMPAT,       /* GL Legacy / Compatibility */
@@ -86,6 +91,7 @@ static const struct extension extension_table[] = {
    { "GL_ARB_buffer_storage",                      o(ARB_buffer_storage),                      GL,             2013 },
    { "GL_ARB_clear_buffer_object",                 o(dummy_true),                              GL,             2012 },
    { "GL_ARB_color_buffer_float",                  o(ARB_color_buffer_float),                  GL,             2004 },
+   { "GL_ARB_compressed_texture_pixel_storage",    o(dummy_true),                              GL,             2011 },
    { "GL_ARB_compute_shader",                      o(ARB_compute_shader),                      GL,             2012 },
    { "GL_ARB_copy_buffer",                         o(dummy_true),                              GL,             2008 },
    { "GL_ARB_conservative_depth",                  o(ARB_conservative_depth),                  GL,             2011 },
@@ -99,7 +105,9 @@ static const struct extension extension_table[] = {
    { "GL_ARB_draw_indirect",                       o(ARB_draw_indirect),                       GLC,            2010 },
    { "GL_ARB_draw_instanced",                      o(ARB_draw_instanced),                      GL,             2008 },
    { "GL_ARB_explicit_attrib_location",            o(ARB_explicit_attrib_location),            GL,             2009 },
+   { "GL_ARB_explicit_uniform_location",           o(ARB_explicit_uniform_location),           GL,             2012 },
    { "GL_ARB_fragment_coord_conventions",          o(ARB_fragment_coord_conventions),          GL,             2009 },
+   { "GL_ARB_fragment_layer_viewport",             o(ARB_fragment_layer_viewport),             GLC,            2012 },
    { "GL_ARB_fragment_program",                    o(ARB_fragment_program),                    GLL,            2002 },
    { "GL_ARB_fragment_program_shadow",             o(ARB_fragment_program_shadow),             GLL,            2003 },
    { "GL_ARB_fragment_shader",                     o(ARB_fragment_shader),                     GL,             2002 },
@@ -388,6 +396,31 @@ name_to_offset(const char* name)
    return 0;
 }
 
+/**
+ * Overrides extensions in \c ctx based on the values in
+ * _mesa_extension_override_enables and _mesa_extension_override_disables.
+ */
+static void
+override_extensions_in_context(struct gl_context *ctx)
+{
+   const struct extension *i;
+   const GLboolean *enables =
+      (GLboolean*) &_mesa_extension_override_enables;
+   const GLboolean *disables =
+      (GLboolean*) &_mesa_extension_override_disables;
+   GLboolean *ctx_ext = (GLboolean*)&ctx->Extensions;
+
+   for (i = extension_table; i->name != 0; ++i) {
+      size_t offset = i->offset;
+      assert(!enables[offset] || !disables[offset]);
+      if (enables[offset]) {
+         ctx_ext[offset] = 1;
+      } else if (disables[offset]) {
+         ctx_ext[offset] = 0;
+      }
+   }
+}
+
 
 /**
  * Enable all extensions suitable for a software-only renderer.
@@ -473,34 +506,19 @@ _mesa_enable_sw_extensions(struct gl_context *ctx)
 
 /**
  * Either enable or disable the named extension.
- * \return GL_TRUE for success, GL_FALSE if invalid extension name
+ * \return offset of extensions withint `ext' or 0 if extension is not known
  */
-static GLboolean
-set_extension( struct gl_context *ctx, const char *name, GLboolean state )
+static size_t
+set_extension(struct gl_extensions *ext, const char *name, GLboolean state)
 {
    size_t offset;
 
-   if (ctx->Extensions.String) {
-      /* The string was already queried - can't change it now! */
-      _mesa_problem(ctx, "Trying to enable/disable extension after "
-                    "glGetString(GL_EXTENSIONS): %s", name);
-      return GL_FALSE;
-   }
-
    offset = name_to_offset(name);
-   if (offset == 0) {
-      _mesa_problem(ctx, "Trying to enable/disable unknown extension %s",
-	            name);
-      return GL_FALSE;
-   } else if (offset == o(dummy_true) && state == GL_FALSE) {
-      _mesa_problem(ctx, "Trying to disable a permanently enabled extension: "
-	                  "%s", name);
-      return GL_FALSE;
-   } else {
-      GLboolean *base = (GLboolean *) &ctx->Extensions;
-      base[offset] = state;
-      return GL_TRUE;
+   if (offset != 0 && (offset != o(dummy_true) || state != GL_FALSE)) {
+      ((GLboolean *) ext)[offset] = state;
    }
+
+   return offset;
 }
 
 /**
@@ -513,32 +531,80 @@ set_extension( struct gl_context *ctx, const char *name, GLboolean state )
  *    - Enable recognized extension names that are not prefixed.
  *    - Collect unrecognized extension names in a new string.
  *
+ * \c MESA_EXTENSION_OVERRIDE was previously parsed during
+ * _mesa_one_time_init_extension_overrides. We just use the results of that
+ * parsing in this function.
+ *
  * \return Space-separated list of unrecognized extension names (which must
  *    be freed). Does not return \c NULL.
  */
 static char *
 get_extension_override( struct gl_context *ctx )
 {
+   override_extensions_in_context(ctx);
+
+   if (cant_disable_extensions != NULL) {
+      _mesa_problem(ctx,
+                    "Trying to disable permanently enabled extensions: %s",
+	            cant_disable_extensions);
+   }
+
+   if (extra_extensions == NULL) {
+      return calloc(1, sizeof(char));
+   } else {
+      _mesa_problem(ctx, "Trying to enable unknown extensions: %s",
+                    extra_extensions);
+      return strdup(extra_extensions);
+   }
+}
+
+
+/**
+ * \brief Free extra_extensions and cant_disable_extensions strings
+ *
+ * These strings are allocated early during the first context creation by
+ * _mesa_one_time_init_extension_overrides.
+ */
+static void
+free_unknown_extensions_strings(void)
+{
+   free(extra_extensions);
+   free(cant_disable_extensions);
+}
+
+
+/**
+ * \brief Initialize extension override tables.
+ *
+ * This should be called one time early during first context initialization.
+ */
+void
+_mesa_one_time_init_extension_overrides(void)
+{
    const char *env_const = _mesa_getenv("MESA_EXTENSION_OVERRIDE");
    char *env;
    char *ext;
-   char *extra_exts;
    int len;
+   size_t offset;
+
+   atexit(free_unknown_extensions_strings);
+
+   memset(&_mesa_extension_override_enables, 0, sizeof(struct gl_extensions));
+   memset(&_mesa_extension_override_disables, 0, sizeof(struct gl_extensions));
 
    if (env_const == NULL) {
-      /* Return the empty string rather than NULL. This simplifies the logic
-       * of client functions. */
-      return calloc(4, sizeof(char));
+      return;
    }
 
    /* extra_exts: List of unrecognized extensions. */
-   extra_exts = calloc(ALIGN(strlen(env_const) + 2, 4), sizeof(char));
+   extra_extensions = calloc(ALIGN(strlen(env_const) + 2, 4), sizeof(char));
+   cant_disable_extensions = calloc(ALIGN(strlen(env_const) + 2, 4), sizeof(char));
 
    /* Copy env_const because strtok() is destructive. */
    env = strdup(env_const);
    for (ext = strtok(env, " "); ext != NULL; ext = strtok(NULL, " ")) {
       int enable;
-      int recognized;
+      bool recognized;
       switch (ext[0]) {
       case '+':
          enable = 1;
@@ -552,21 +618,43 @@ get_extension_override( struct gl_context *ctx )
          enable = 1;
          break;
       }
-      recognized = set_extension(ctx, ext, enable);
+
+      offset = set_extension(&_mesa_extension_override_enables, ext, enable);
+      if (offset != 0 && (offset != o(dummy_true) || enable != GL_FALSE)) {
+         ((GLboolean *) &_mesa_extension_override_disables)[offset] = !enable;
+         recognized = true;
+      } else {
+         recognized = false;
+      }
+
       if (!recognized) {
-         strcat(extra_exts, ext);
-         strcat(extra_exts, " ");
+         if (enable) {
+            strcat(extra_extensions, ext);
+            strcat(extra_extensions, " ");
+         } else if (offset == o(dummy_true)) {
+            strcat(cant_disable_extensions, ext);
+            strcat(cant_disable_extensions, " ");
+         }
       }
    }
 
    free(env);
 
-   /* Remove trailing space. */
-   len = strlen(extra_exts);
-   if (len > 0 && extra_exts[len - 1] == ' ')
-      extra_exts[len - 1] = '\0';
-
-   return extra_exts;
+   /* Remove trailing space, and free if unused. */
+   len = strlen(extra_extensions);
+   if (len == 0) {
+      free(extra_extensions);
+      extra_extensions = NULL;
+   } else if (extra_extensions[len - 1] == ' ') {
+      extra_extensions[len - 1] = '\0';
+   }
+   len = strlen(cant_disable_extensions);
+   if (len == 0) {
+      free(cant_disable_extensions);
+      cant_disable_extensions = NULL;
+   } else if (cant_disable_extensions[len - 1] == ' ') {
+      cant_disable_extensions[len - 1] = '\0';
+   }
 }
 
 
diff --git a/mesalib/src/mesa/main/extensions.h b/mesalib/src/mesa/main/extensions.h
index a8cc2a41e..3a404d2e0 100644
--- a/mesalib/src/mesa/main/extensions.h
+++ b/mesalib/src/mesa/main/extensions.h
@@ -39,9 +39,12 @@
 #include "glheader.h"
 
 struct gl_context;
+struct gl_extensions;
 
 extern void _mesa_enable_sw_extensions(struct gl_context *ctx);
 
+extern void _mesa_one_time_init_extension_overrides(void);
+
 extern void _mesa_init_extensions(struct gl_context *ctx);
 
 extern GLubyte *_mesa_make_extension_string(struct gl_context *ctx);
@@ -52,4 +55,7 @@ _mesa_get_extension_count(struct gl_context *ctx);
 extern const GLubyte *
 _mesa_get_enabled_extension(struct gl_context *ctx, GLuint index);
 
+extern struct gl_extensions _mesa_extension_override_enables;
+extern struct gl_extensions _mesa_extension_override_disables;
+
 #endif
diff --git a/mesalib/src/mesa/main/ff_fragment_shader.cpp b/mesalib/src/mesa/main/ff_fragment_shader.cpp
index 8c360970f..211583738 100644
--- a/mesalib/src/mesa/main/ff_fragment_shader.cpp
+++ b/mesalib/src/mesa/main/ff_fragment_shader.cpp
@@ -877,14 +877,15 @@ emit_texenv(texenv_fragment_program *p, GLuint unit)
 	 shift = new(p->mem_ctx) ir_constant((float)(1 << rgb_shift));
       }
       else {
-	 float const_data[4] = {
-	    float(1 << rgb_shift),
-	    float(1 << rgb_shift),
-	    float(1 << rgb_shift),
-	    float(1 << alpha_shift)
-	 };
-	 shift = new(p->mem_ctx) ir_constant(glsl_type::vec4_type,
-					     (ir_constant_data *)const_data);
+         ir_constant_data const_data;
+
+         const_data.f[0] = float(1 << rgb_shift);
+         const_data.f[1] = float(1 << rgb_shift);
+         const_data.f[2] = float(1 << rgb_shift);
+         const_data.f[3] = float(1 << alpha_shift);
+
+         shift = new(p->mem_ctx) ir_constant(glsl_type::vec4_type,
+                                             &const_data);
       }
 
       return saturate(mul(deref, shift));
diff --git a/mesalib/src/mesa/main/get.c b/mesalib/src/mesa/main/get.c
index 9b56edb74..0e2d8f687 100644
--- a/mesalib/src/mesa/main/get.c
+++ b/mesalib/src/mesa/main/get.c
@@ -278,11 +278,6 @@ static const int extra_flush_current[] = {
    EXTRA_END
 };
 
-static const int extra_EXT_texture_integer[] = {
-   EXT(EXT_texture_integer),
-   EXTRA_END
-};
-
 static const int extra_EXT_texture_integer_and_new_buffers[] = {
    EXT(EXT_texture_integer),
    EXTRA_NEW_BUFFERS,
@@ -395,6 +390,7 @@ EXTRA_EXT(ARB_compute_shader);
 EXTRA_EXT(ARB_gpu_shader5);
 EXTRA_EXT2(ARB_transform_feedback3, ARB_gpu_shader5);
 EXTRA_EXT(INTEL_performance_query);
+EXTRA_EXT(ARB_explicit_uniform_location);
 
 static const int
 extra_ARB_color_buffer_float_or_glcore[] = {
diff --git a/mesalib/src/mesa/main/get_hash_params.py b/mesalib/src/mesa/main/get_hash_params.py
index c7a6e02af..d45962d95 100644
--- a/mesalib/src/mesa/main/get_hash_params.py
+++ b/mesalib/src/mesa/main/get_hash_params.py
@@ -480,6 +480,7 @@ descriptor=[
   [ "MAX_LIST_NESTING", "CONST(MAX_LIST_NESTING), NO_EXTRA" ],
   [ "MAX_NAME_STACK_DEPTH", "CONST(MAX_NAME_STACK_DEPTH), NO_EXTRA" ],
   [ "MAX_PIXEL_MAP_TABLE", "CONST(MAX_PIXEL_MAP_TABLE), NO_EXTRA" ],
+  [ "MAX_UNIFORM_LOCATIONS", "CONTEXT_INT(Const.MaxUserAssignableUniformLocations), extra_ARB_explicit_uniform_location" ],
   [ "NAME_STACK_DEPTH", "CONTEXT_INT(Select.NameStackDepth), NO_EXTRA" ],
   [ "PACK_LSB_FIRST", "CONTEXT_BOOL(Pack.LsbFirst), NO_EXTRA" ],
   [ "PACK_SWAP_BYTES", "CONTEXT_BOOL(Pack.SwapBytes), NO_EXTRA" ],
@@ -541,6 +542,16 @@ descriptor=[
   [ "ARRAY_ELEMENT_LOCK_FIRST_EXT", "CONTEXT_INT(Array.LockFirst), NO_EXTRA" ],
   [ "ARRAY_ELEMENT_LOCK_COUNT_EXT", "CONTEXT_INT(Array.LockCount), NO_EXTRA" ],
 
+# GL_ARB_compressed_texture_pixel_storage
+  [ "UNPACK_COMPRESSED_BLOCK_WIDTH", "CONTEXT_INT(Unpack.CompressedBlockWidth), NO_EXTRA" ],
+  [ "UNPACK_COMPRESSED_BLOCK_HEIGHT", "CONTEXT_INT(Unpack.CompressedBlockHeight), NO_EXTRA" ],
+  [ "UNPACK_COMPRESSED_BLOCK_DEPTH", "CONTEXT_INT(Unpack.CompressedBlockDepth), NO_EXTRA" ],
+  [ "UNPACK_COMPRESSED_BLOCK_SIZE", "CONTEXT_INT(Unpack.CompressedBlockSize), NO_EXTRA" ],
+  [ "PACK_COMPRESSED_BLOCK_WIDTH", "CONTEXT_INT(Pack.CompressedBlockWidth), NO_EXTRA" ],
+  [ "PACK_COMPRESSED_BLOCK_HEIGHT", "CONTEXT_INT(Pack.CompressedBlockHeight), NO_EXTRA" ],
+  [ "PACK_COMPRESSED_BLOCK_DEPTH", "CONTEXT_INT(Pack.CompressedBlockDepth), NO_EXTRA" ],
+  [ "PACK_COMPRESSED_BLOCK_SIZE", "CONTEXT_INT(Pack.CompressedBlockSize), NO_EXTRA" ],
+
 # GL_ARB_transpose_matrix
   [ "TRANSPOSE_MODELVIEW_MATRIX_ARB", "CONTEXT_MATRIX_T(ModelviewMatrixStack), NO_EXTRA" ],
   [ "TRANSPOSE_PROJECTION_MATRIX_ARB", "CONTEXT_MATRIX_T(ProjectionMatrixStack.Top), NO_EXTRA" ],
diff --git a/mesalib/src/mesa/main/glformats.c b/mesalib/src/mesa/main/glformats.c
index 9bb341cc0..aee336e12 100644
--- a/mesalib/src/mesa/main/glformats.c
+++ b/mesalib/src/mesa/main/glformats.c
@@ -458,36 +458,6 @@ _mesa_is_enum_format_integer(GLenum format)
 }
 
 
-/**
- * Test if the given type is an integer (non-normalized) format.
- */
-GLboolean
-_mesa_is_type_integer(GLenum type)
-{
-   switch (type) {
-   case GL_INT:
-   case GL_UNSIGNED_INT:
-   case GL_SHORT:
-   case GL_UNSIGNED_SHORT:
-   case GL_BYTE:
-   case GL_UNSIGNED_BYTE:
-      return GL_TRUE;
-   default:
-      return GL_FALSE;
-   }
-}
-
-
-/**
- * Test if the given format or type is an integer (non-normalized) format.
- */
-extern GLboolean
-_mesa_is_enum_format_or_type_integer(GLenum format, GLenum type)
-{
-   return _mesa_is_enum_format_integer(format) || _mesa_is_type_integer(type);
-}
-
-
 GLboolean
 _mesa_is_type_unsigned(GLenum type)
 {
diff --git a/mesalib/src/mesa/main/glformats.h b/mesalib/src/mesa/main/glformats.h
index af1089931..ccbce2dab 100644
--- a/mesalib/src/mesa/main/glformats.h
+++ b/mesalib/src/mesa/main/glformats.h
@@ -54,9 +54,6 @@ extern GLint
 _mesa_bytes_per_vertex_attrib(GLint comps, GLenum type);
 
 extern GLboolean
-_mesa_is_type_integer(GLenum type);
-
-extern GLboolean
 _mesa_is_type_unsigned(GLenum type);
 
 extern GLboolean
@@ -69,9 +66,6 @@ extern GLboolean
 _mesa_is_enum_format_signed_int(GLenum format);
 
 extern GLboolean
-_mesa_is_enum_format_or_type_integer(GLenum format, GLenum type);
-
-extern GLboolean
 _mesa_is_color_format(GLenum format);
 
 extern GLboolean
diff --git a/mesalib/src/mesa/main/mtypes.h b/mesalib/src/mesa/main/mtypes.h
index 917d071a2..4762d9616 100644
--- a/mesalib/src/mesa/main/mtypes.h
+++ b/mesalib/src/mesa/main/mtypes.h
@@ -1502,6 +1502,10 @@ struct gl_pixelstore_attrib
    GLboolean SwapBytes;
    GLboolean LsbFirst;
    GLboolean Invert;        /**< GL_MESA_pack_invert */
+   GLint CompressedBlockWidth;   /**< GL_ARB_compressed_texture_pixel_storage */
+   GLint CompressedBlockHeight;
+   GLint CompressedBlockDepth;
+   GLint CompressedBlockSize;
    struct gl_buffer_object *BufferObj; /**< GL_ARB_pixel_buffer_object */
 };
 
@@ -2172,7 +2176,7 @@ struct gl_geometry_program
    GLenum InputType;  /**< GL_POINTS, GL_LINES, GL_LINES_ADJACENCY_ARB,
                            GL_TRIANGLES, or GL_TRIANGLES_ADJACENCY_ARB */
    GLenum OutputType; /**< GL_POINTS, GL_LINE_STRIP or GL_TRIANGLE_STRIP */
-   GLboolean UsesEndPrimitive;
+   bool UsesEndPrimitive;
 };
 
 
@@ -2675,7 +2679,7 @@ struct gl_shader_program
       GLboolean UsesClipDistance;
       GLuint ClipDistanceArraySize; /**< Size of the gl_ClipDistance array, or
                                          0 if not present. */
-      GLboolean UsesEndPrimitive;
+      bool UsesEndPrimitive;
    } Geom;
 
    /** Vertex shader state */
@@ -3319,6 +3323,11 @@ struct gl_constants
    GLuint UniformBufferOffsetAlignment;
    /** @} */
 
+   /**
+    * GL_ARB_explicit_uniform_location
+    */
+   GLuint MaxUserAssignableUniformLocations;
+
    /** GL_ARB_geometry_shader4 */
    GLuint MaxGeometryOutputVertices;
    GLuint MaxGeometryTotalOutputComponents;
@@ -3511,11 +3520,13 @@ struct gl_extensions
    GLboolean ARB_draw_indirect;
    GLboolean ARB_draw_instanced;
    GLboolean ARB_fragment_coord_conventions;
+   GLboolean ARB_fragment_layer_viewport;
    GLboolean ARB_fragment_program;
    GLboolean ARB_fragment_program_shadow;
    GLboolean ARB_fragment_shader;
    GLboolean ARB_framebuffer_object;
    GLboolean ARB_explicit_attrib_location;
+   GLboolean ARB_explicit_uniform_location;
    GLboolean ARB_geometry_shader4;
    GLboolean ARB_gpu_shader5;
    GLboolean ARB_half_float_vertex;
diff --git a/mesalib/src/mesa/main/performance_monitor.c b/mesalib/src/mesa/main/performance_monitor.c
index 9d1a6b4d8..c26eda4c6 100644
--- a/mesalib/src/mesa/main/performance_monitor.c
+++ b/mesalib/src/mesa/main/performance_monitor.c
@@ -164,19 +164,6 @@ counterid_to_index(GLuint counterid)
    return counterid - 1;
 }
 
-static inline GLuint
-index_to_counterid(GLuint index)
-{
-   return index + 1;
-}
-
-static inline bool
-counterid_valid(const struct gl_perf_monitor_group *group_obj,
-                GLuint counterid)
-{
-   return get_counter(group_obj, counterid_to_index(counterid)) != NULL;
-}
-
 /*****************************************************************************/
 
 void GLAPIENTRY
diff --git a/mesalib/src/mesa/main/pixelstore.c b/mesalib/src/mesa/main/pixelstore.c
index 0f55bc304..05f6583a4 100644
--- a/mesalib/src/mesa/main/pixelstore.c
+++ b/mesalib/src/mesa/main/pixelstore.c
@@ -45,176 +45,165 @@ _mesa_PixelStorei( GLenum pname, GLint param )
       case GL_PACK_SWAP_BYTES:
          if (!_mesa_is_desktop_gl(ctx))
             goto invalid_enum_error;
-	 if (param == (GLint)ctx->Pack.SwapBytes)
-	    return;
          ctx->Pack.SwapBytes = param ? GL_TRUE : GL_FALSE;
-	 break;
+         break;
       case GL_PACK_LSB_FIRST:
          if (!_mesa_is_desktop_gl(ctx))
             goto invalid_enum_error;
-	 if (param == (GLint)ctx->Pack.LsbFirst)
-	    return;
          ctx->Pack.LsbFirst = param ? GL_TRUE : GL_FALSE;
-	 break;
+         break;
       case GL_PACK_ROW_LENGTH:
          if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
             goto invalid_enum_error;
-	 if (param<0) {
-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
-	    return;
-	 }
-	 if (ctx->Pack.RowLength == param)
-	    return;
-	 ctx->Pack.RowLength = param;
-	 break;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Pack.RowLength = param;
+         break;
       case GL_PACK_IMAGE_HEIGHT:
          if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
             goto invalid_enum_error;
-         if (param<0) {
-            _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
-	    return;
-	 }
-	 if (ctx->Pack.ImageHeight == param)
-	    return;
-	 ctx->Pack.ImageHeight = param;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Pack.ImageHeight = param;
          break;
       case GL_PACK_SKIP_PIXELS:
          if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
             goto invalid_enum_error;
-	 if (param<0) {
-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
-	    return;
-	 }
-	 if (ctx->Pack.SkipPixels == param)
-	    return;
-	 ctx->Pack.SkipPixels = param;
-	 break;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Pack.SkipPixels = param;
+         break;
       case GL_PACK_SKIP_ROWS:
          if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
             goto invalid_enum_error;
-	 if (param<0) {
-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
-	    return;
-	 }
-	 if (ctx->Pack.SkipRows == param)
-	    return;
-	 ctx->Pack.SkipRows = param;
-	 break;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Pack.SkipRows = param;
+         break;
       case GL_PACK_SKIP_IMAGES:
          if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
             goto invalid_enum_error;
-	 if (param<0) {
-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
-	    return;
-	 }
-	 if (ctx->Pack.SkipImages == param)
-	    return;
-	 ctx->Pack.SkipImages = param;
-	 break;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Pack.SkipImages = param;
+         break;
       case GL_PACK_ALIGNMENT:
-         if (param!=1 && param!=2 && param!=4 && param!=8) {
-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
-	    return;
-	 }
-	 if (ctx->Pack.Alignment == param)
-	    return;
-	 ctx->Pack.Alignment = param;
-	 break;
+         if (param!=1 && param!=2 && param!=4 && param!=8)
+            goto invalid_value_error;
+         ctx->Pack.Alignment = param;
+         break;
       case GL_PACK_INVERT_MESA:
-         if (!_mesa_is_desktop_gl(ctx))
+         if (!_mesa_is_desktop_gl(ctx) || !ctx->Extensions.MESA_pack_invert)
             goto invalid_enum_error;
-         if (!ctx->Extensions.MESA_pack_invert) {
-            _mesa_error( ctx, GL_INVALID_ENUM, "glPixelstore(pname)" );
-            return;
-         }
-         if (ctx->Pack.Invert == param)
-            return;
          ctx->Pack.Invert = param;
          break;
+      case GL_PACK_COMPRESSED_BLOCK_WIDTH:
+         if (!_mesa_is_desktop_gl(ctx))
+            goto invalid_enum_error;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Pack.CompressedBlockWidth = param;
+         break;
+      case GL_PACK_COMPRESSED_BLOCK_HEIGHT:
+         if (!_mesa_is_desktop_gl(ctx))
+            goto invalid_enum_error;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Pack.CompressedBlockHeight = param;
+         break;
+      case GL_PACK_COMPRESSED_BLOCK_DEPTH:
+         if (!_mesa_is_desktop_gl(ctx))
+            goto invalid_enum_error;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Pack.CompressedBlockDepth = param;
+         break;
+      case GL_PACK_COMPRESSED_BLOCK_SIZE:
+         if (!_mesa_is_desktop_gl(ctx))
+            goto invalid_enum_error;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Pack.CompressedBlockSize = param;
+         break;
 
       case GL_UNPACK_SWAP_BYTES:
          if (!_mesa_is_desktop_gl(ctx))
             goto invalid_enum_error;
-	 if (param == (GLint)ctx->Unpack.SwapBytes)
-	    return;
-	 if ((GLint)ctx->Unpack.SwapBytes == param)
-	    return;
-	 ctx->Unpack.SwapBytes = param ? GL_TRUE : GL_FALSE;
+         ctx->Unpack.SwapBytes = param ? GL_TRUE : GL_FALSE;
          break;
       case GL_UNPACK_LSB_FIRST:
          if (!_mesa_is_desktop_gl(ctx))
             goto invalid_enum_error;
-	 if (param == (GLint)ctx->Unpack.LsbFirst)
-	    return;
-	 if ((GLint)ctx->Unpack.LsbFirst == param)
-	    return;
-	 ctx->Unpack.LsbFirst = param ? GL_TRUE : GL_FALSE;
-	 break;
+         ctx->Unpack.LsbFirst = param ? GL_TRUE : GL_FALSE;
+         break;
       case GL_UNPACK_ROW_LENGTH:
          if (ctx->API == API_OPENGLES)
             goto invalid_enum_error;
-	 if (param<0) {
-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
-	    return;
-	 }
-	 if (ctx->Unpack.RowLength == param)
-	    return;
-	 ctx->Unpack.RowLength = param;
-	 break;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Unpack.RowLength = param;
+         break;
       case GL_UNPACK_IMAGE_HEIGHT:
          if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
             goto invalid_enum_error;
-         if (param<0) {
-            _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
-	    return;
-	 }
-	 if (ctx->Unpack.ImageHeight == param)
-	    return;
-
-	 ctx->Unpack.ImageHeight = param;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Unpack.ImageHeight = param;
          break;
       case GL_UNPACK_SKIP_PIXELS:
          if (ctx->API == API_OPENGLES)
             goto invalid_enum_error;
-	 if (param<0) {
-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
-	    return;
-	 }
-	 if (ctx->Unpack.SkipPixels == param)
-	    return;
-	 ctx->Unpack.SkipPixels = param;
-	 break;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Unpack.SkipPixels = param;
+         break;
       case GL_UNPACK_SKIP_ROWS:
          if (ctx->API == API_OPENGLES)
             goto invalid_enum_error;
-	 if (param<0) {
-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
-	    return;
-	 }
-	 if (ctx->Unpack.SkipRows == param)
-	    return;
-	 ctx->Unpack.SkipRows = param;
-	 break;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Unpack.SkipRows = param;
+         break;
       case GL_UNPACK_SKIP_IMAGES:
          if (!_mesa_is_desktop_gl(ctx) && !_mesa_is_gles3(ctx))
             goto invalid_enum_error;
-	 if (param < 0) {
-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
-	    return;
-	 }
-	 if (ctx->Unpack.SkipImages == param)
-	    return;
-	 ctx->Unpack.SkipImages = param;
-	 break;
+         if (param < 0)
+            goto invalid_value_error;
+         ctx->Unpack.SkipImages = param;
+         break;
       case GL_UNPACK_ALIGNMENT:
-         if (param!=1 && param!=2 && param!=4 && param!=8) {
-	    _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore" );
-	    return;
-	 }
-	 if (ctx->Unpack.Alignment == param)
-	    return;
-	 ctx->Unpack.Alignment = param;
-	 break;
+         if (param!=1 && param!=2 && param!=4 && param!=8)
+            goto invalid_value_error;
+         ctx->Unpack.Alignment = param;
+         break;
+      case GL_UNPACK_COMPRESSED_BLOCK_WIDTH:
+         if (!_mesa_is_desktop_gl(ctx))
+            goto invalid_enum_error;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Unpack.CompressedBlockWidth = param;
+         break;
+      case GL_UNPACK_COMPRESSED_BLOCK_HEIGHT:
+         if (!_mesa_is_desktop_gl(ctx))
+            goto invalid_enum_error;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Unpack.CompressedBlockHeight = param;
+         break;
+      case GL_UNPACK_COMPRESSED_BLOCK_DEPTH:
+         if (!_mesa_is_desktop_gl(ctx))
+            goto invalid_enum_error;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Unpack.CompressedBlockDepth = param;
+         break;
+      case GL_UNPACK_COMPRESSED_BLOCK_SIZE:
+         if (!_mesa_is_desktop_gl(ctx))
+            goto invalid_enum_error;
+         if (param<0)
+            goto invalid_value_error;
+         ctx->Unpack.CompressedBlockSize = param;
+         break;
       default:
          goto invalid_enum_error;
    }
@@ -224,6 +213,10 @@ _mesa_PixelStorei( GLenum pname, GLint param )
 invalid_enum_error:
    _mesa_error( ctx, GL_INVALID_ENUM, "glPixelStore" );
    return;
+
+invalid_value_error:
+   _mesa_error( ctx, GL_INVALID_VALUE, "glPixelStore(param)" );
+   return;
 }
 
 
@@ -251,6 +244,10 @@ _mesa_init_pixelstore( struct gl_context *ctx )
    ctx->Pack.SwapBytes = GL_FALSE;
    ctx->Pack.LsbFirst = GL_FALSE;
    ctx->Pack.Invert = GL_FALSE;
+   ctx->Pack.CompressedBlockWidth = 0;
+   ctx->Pack.CompressedBlockHeight = 0;
+   ctx->Pack.CompressedBlockDepth = 0;
+   ctx->Pack.CompressedBlockSize = 0;
    _mesa_reference_buffer_object(ctx, &ctx->Pack.BufferObj,
                                  ctx->Shared->NullBufferObj);
    ctx->Unpack.Alignment = 4;
@@ -262,6 +259,10 @@ _mesa_init_pixelstore( struct gl_context *ctx )
    ctx->Unpack.SwapBytes = GL_FALSE;
    ctx->Unpack.LsbFirst = GL_FALSE;
    ctx->Unpack.Invert = GL_FALSE;
+   ctx->Unpack.CompressedBlockWidth = 0;
+   ctx->Unpack.CompressedBlockHeight = 0;
+   ctx->Unpack.CompressedBlockDepth = 0;
+   ctx->Unpack.CompressedBlockSize = 0;
    _mesa_reference_buffer_object(ctx, &ctx->Unpack.BufferObj,
                                  ctx->Shared->NullBufferObj);
 
diff --git a/mesalib/src/mesa/main/shaderapi.c b/mesalib/src/mesa/main/shaderapi.c
index 28739daeb..2ec2444da 100644
--- a/mesalib/src/mesa/main/shaderapi.c
+++ b/mesalib/src/mesa/main/shaderapi.c
@@ -1392,7 +1392,7 @@ _mesa_LinkProgram(GLhandleARB programObj)
 static GLcharARB *
 read_shader(const char *fname)
 {
-   const int max = 50*1000;
+   int shader_size = 0;
    FILE *f = fopen(fname, "r");
    GLcharARB *buffer, *shader;
    int len;
@@ -1401,8 +1401,19 @@ read_shader(const char *fname)
       return NULL;
    }
 
-   buffer = malloc(max);
-   len = fread(buffer, 1, max, f);
+   /* allocate enough room for the entire shader */
+   fseek(f, 0, SEEK_END);
+   shader_size = ftell(f);
+   rewind(f);
+   assert(shader_size);
+
+   /* add one for terminating zero */
+   shader_size++;
+
+   buffer = malloc(shader_size);
+   assert(buffer);
+
+   len = fread(buffer, 1, shader_size, f);
    buffer[len] = 0;
 
    fclose(f);
diff --git a/mesalib/src/mesa/main/shaderobj.c b/mesalib/src/mesa/main/shaderobj.c
index b0f0bfa91..c6e852c87 100644
--- a/mesalib/src/mesa/main/shaderobj.c
+++ b/mesalib/src/mesa/main/shaderobj.c
@@ -248,6 +248,7 @@ _mesa_init_shader_program(struct gl_context *ctx, struct gl_shader_program *prog
    prog->Geom.VerticesOut = 0;
    prog->Geom.InputType = GL_TRIANGLES;
    prog->Geom.OutputType = GL_TRIANGLE_STRIP;
+   prog->Geom.UsesEndPrimitive = false;
 
    prog->TransformFeedback.BufferMode = GL_INTERLEAVED_ATTRIBS;
 
diff --git a/mesalib/src/mesa/main/texgetimage.c b/mesalib/src/mesa/main/texgetimage.c
index 1ac707d13..8c0d3a18e 100644
--- a/mesalib/src/mesa/main/texgetimage.c
+++ b/mesalib/src/mesa/main/texgetimage.c
@@ -43,6 +43,7 @@
 #include "texcompress.h"
 #include "texgetimage.h"
 #include "teximage.h"
+#include "texstore.h"
 
 
 
@@ -686,56 +687,62 @@ _mesa_get_compressed_teximage(struct gl_context *ctx,
                               struct gl_texture_image *texImage,
                               GLvoid *img)
 {
-   const GLuint row_stride =
-      _mesa_format_row_stride(texImage->TexFormat, texImage->Width);
-   GLuint i;
-   GLubyte *src;
-   GLint srcRowStride;
+   const GLuint dimensions =
+      _mesa_get_texture_dimensions(texImage->TexObject->Target);
+   struct compressed_pixelstore store;
+   GLuint i, slice;
+   GLubyte *dest;
+
+   _mesa_compute_compressed_pixelstore(dimensions, texImage,
+                                       texImage->Width, texImage->Height,
+                                       texImage->Depth,
+                                       &ctx->Pack,
+                                       &store);
 
    if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) {
       /* pack texture image into a PBO */
-      GLubyte *buf = (GLubyte *)
+      dest = (GLubyte *)
          ctx->Driver.MapBufferRange(ctx, 0, ctx->Pack.BufferObj->Size,
 				    GL_MAP_WRITE_BIT, ctx->Pack.BufferObj,
                                     MAP_INTERNAL);
-      if (!buf) {
+      if (!dest) {
          /* out of memory or other unexpected error */
          _mesa_error(ctx, GL_OUT_OF_MEMORY,
                      "glGetCompresssedTexImage(map PBO failed)");
          return;
       }
-      img = ADD_POINTERS(buf, img);
+      dest = ADD_POINTERS(dest, img);
+   } else {
+      dest = img;
    }
 
-   /* map src texture buffer */
-   ctx->Driver.MapTextureImage(ctx, texImage, 0,
-                               0, 0, texImage->Width, texImage->Height,
-                               GL_MAP_READ_BIT, &src, &srcRowStride);
+   dest += store.SkipBytes;
 
-   if (src) {
-      /* no pixelstore or pixel transfer, but respect stride */
+   for (slice = 0; slice < store.CopySlices; slice++) {
+      GLint srcRowStride;
+      GLubyte *src;
 
-      if (row_stride == srcRowStride) {
-         const GLuint size = _mesa_format_image_size(texImage->TexFormat,
-                                                     texImage->Width,
-                                                     texImage->Height,
-                                                     texImage->Depth);
-         memcpy(img, src, size);
-      }
-      else {
-         GLuint bw, bh;
-         _mesa_get_format_block_size(texImage->TexFormat, &bw, &bh);
-         for (i = 0; i < (texImage->Height + bh - 1) / bh; i++) {
-            memcpy((GLubyte *)img + i * row_stride,
-                   (GLubyte *)src + i * srcRowStride,
-                   row_stride);
+      /* map src texture buffer */
+      ctx->Driver.MapTextureImage(ctx, texImage, 0,
+                                  0, 0, texImage->Width, texImage->Height,
+                                  GL_MAP_READ_BIT, &src, &srcRowStride);
+
+      if (src) {
+
+         for (i = 0; i < store.CopyRowsPerSlice; i++) {
+            memcpy(dest, src, store.CopyBytesPerRow);
+            dest += store.TotalBytesPerRow;
+            src += srcRowStride;
          }
-      }
 
-      ctx->Driver.UnmapTextureImage(ctx, texImage, 0);
-   }
-   else {
-      _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGetCompresssedTexImage");
+         ctx->Driver.UnmapTextureImage(ctx, texImage, 0);
+
+         /* Advance to next slice */
+         dest += store.TotalBytesPerRow * (store.TotalRowsPerSlice - store.CopyRowsPerSlice);
+
+      } else {
+         _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGetCompresssedTexImage");
+      }
    }
 
    if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) {
@@ -963,7 +970,7 @@ getcompressedteximage_error_check(struct gl_context *ctx, GLenum target,
    struct gl_texture_object *texObj;
    struct gl_texture_image *texImage;
    const GLint maxLevels = _mesa_max_texture_levels(ctx, target);
-   GLuint compressedSize;
+   GLuint compressedSize, dimensions;
 
    if (!legal_getteximage_target(ctx, target)) {
       _mesa_error(ctx, GL_INVALID_ENUM, "glGetCompressedTexImage(target=0x%x)",
@@ -1004,6 +1011,14 @@ getcompressedteximage_error_check(struct gl_context *ctx, GLenum target,
                                             texImage->Height,
                                             texImage->Depth);
 
+   /* Check for invalid pixel storage modes */
+   dimensions = _mesa_get_texture_dimensions(texImage->TexObject->Target);
+   if (!_mesa_compressed_texture_pixel_storage_error_check(ctx, dimensions,
+                                                           &ctx->Pack,
+                                                           "glGetCompressedTexImageARB")) {
+      return GL_TRUE;
+   }
+
    if (!_mesa_is_bufferobj(ctx->Pack.BufferObj)) {
       /* do bounds checking on writing to client memory */
       if (clientMemSize < (GLsizei) compressedSize) {
diff --git a/mesalib/src/mesa/main/teximage.c b/mesalib/src/mesa/main/teximage.c
index 845ba8014..cab29c35d 100644
--- a/mesalib/src/mesa/main/teximage.c
+++ b/mesalib/src/mesa/main/teximage.c
@@ -2242,6 +2242,36 @@ texture_error_check( struct gl_context *ctx,
 }
 
 
+bool
+_mesa_compressed_texture_pixel_storage_error_check(struct gl_context *ctx,
+                                             GLint dimensions,
+                                             struct gl_pixelstore_attrib *packing,
+                                             const char *caller)
+{
+   if (!_mesa_is_desktop_gl(ctx) || !packing->CompressedBlockSize)
+      return true;
+
+   if (packing->CompressedBlockWidth && packing->SkipPixels % packing->CompressedBlockWidth) {
+      _mesa_error(ctx, GL_INVALID_OPERATION,
+                  "%s(skip-pixels %% block-width)", caller);
+      return false;
+   }
+
+   if (dimensions > 1 && packing->CompressedBlockHeight && packing->SkipRows % packing->CompressedBlockHeight) {
+      _mesa_error(ctx, GL_INVALID_OPERATION,
+                  "%s(skip-rows %% block-height)", caller);
+      return false;
+   }
+
+   if (dimensions > 2 && packing->CompressedBlockDepth && packing->SkipImages % packing->CompressedBlockDepth) {
+      _mesa_error(ctx, GL_INVALID_OPERATION,
+                  "%s(skip-images %% block-depth)", caller);
+      return false;
+   }
+
+   return true;
+}
+
 /**
  * Error checking for glCompressedTexImage[123]D().
  * Note that the width, height and depth values are not fully error checked
@@ -2343,6 +2373,13 @@ compressed_texture_error_check(struct gl_context *ctx, GLint dimensions,
       goto error;
    }
 
+   /* Check for invalid pixel storage modes */
+   if (!_mesa_compressed_texture_pixel_storage_error_check(ctx, dimensions,
+                                                           &ctx->Unpack,
+                                                           "glCompressedTexImage")) {
+      return GL_FALSE;
+   }
+
    /* check image size in bytes */
    if (expectedSize != imageSize) {
       /* Per GL_ARB_texture_compression:  GL_INVALID_VALUE is generated [...]
@@ -3844,7 +3881,7 @@ compressed_subtexture_error_check(struct gl_context *ctx, GLint dims,
    }
 
    if (!targetOK) {
-      _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage%uD(target)",
+      _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexSubImage%uD(target)",
                   dims);
       return GL_TRUE;
    }
@@ -3857,14 +3894,22 @@ compressed_subtexture_error_check(struct gl_context *ctx, GLint dims,
    }
 
    if (level < 0 || level >= _mesa_max_texture_levels(ctx, target)) {
-      _mesa_error(ctx, GL_INVALID_VALUE, "glCompressedTexImage%uD(level=%d)",
+      _mesa_error(ctx, GL_INVALID_VALUE, "glCompressedTexSubImage%uD(level=%d)",
                   dims, level);
       return GL_TRUE;
    }
 
+   /* Check for invalid pixel storage modes */
+   if (!_mesa_compressed_texture_pixel_storage_error_check(ctx, dims,
+                                                           &ctx->Unpack,
+                                                           "glCompressedTexSubImage")) {
+      return GL_FALSE;
+   }
+
+
    expectedSize = compressed_tex_size(width, height, depth, format);
    if (expectedSize != imageSize) {
-      _mesa_error(ctx, GL_INVALID_VALUE, "glCompressedTexImage%uD(size=%d)",
+      _mesa_error(ctx, GL_INVALID_VALUE, "glCompressedTexSubImage%uD(size=%d)",
                   dims, imageSize);
       return GL_TRUE;
    }
diff --git a/mesalib/src/mesa/main/teximage.h b/mesalib/src/mesa/main/teximage.h
index 51d94d17e..dd1504b40 100644
--- a/mesalib/src/mesa/main/teximage.h
+++ b/mesalib/src/mesa/main/teximage.h
@@ -326,6 +326,12 @@ _mesa_TexStorage3DMultisample(GLenum target, GLsizei samples,
                               GLsizei height, GLsizei depth,
                               GLboolean fixedsamplelocations);
 
+bool
+_mesa_compressed_texture_pixel_storage_error_check(struct gl_context *ctx,
+                                             GLint dimensions,
+                                             struct gl_pixelstore_attrib *packing,
+                                             const char *caller);
+
 /*@}*/
 
 #ifdef __cplusplus
diff --git a/mesalib/src/mesa/main/texstore.c b/mesalib/src/mesa/main/texstore.c
index 764214669..cb81f3fde 100644
--- a/mesalib/src/mesa/main/texstore.c
+++ b/mesalib/src/mesa/main/texstore.c
@@ -4195,6 +4195,61 @@ _mesa_store_compressed_teximage(struct gl_context *ctx, GLuint dims,
 }
 
 
+void
+_mesa_compute_compressed_pixelstore(GLuint dims, struct gl_texture_image *texImage,
+                              GLsizei width, GLsizei height, GLsizei depth,
+                              const struct gl_pixelstore_attrib *packing,
+                              struct compressed_pixelstore *store)
+{
+   GLuint bw, bh;
+   const mesa_format texFormat = texImage->TexFormat;
+
+   _mesa_get_format_block_size(texFormat, &bw, &bh);
+
+   store->SkipBytes = 0;
+   store->TotalBytesPerRow = store->CopyBytesPerRow =
+         _mesa_format_row_stride(texFormat, width);
+   store->TotalRowsPerSlice = store->CopyRowsPerSlice =
+         (height + bh - 1) / bh;
+   store->CopySlices = depth;
+
+   if (packing->CompressedBlockWidth &&
+       packing->CompressedBlockSize) {
+
+      bw = packing->CompressedBlockWidth;
+
+      if (packing->RowLength) {
+         store->TotalBytesPerRow = packing->CompressedBlockSize *
+            (packing->RowLength + bw - 1) / bw;
+      }
+
+      store->SkipBytes += packing->SkipPixels * packing->CompressedBlockSize / bw;
+   }
+
+   if (dims > 1 && packing->CompressedBlockHeight &&
+       packing->CompressedBlockSize) {
+
+      bh = packing->CompressedBlockHeight;
+
+      store->SkipBytes += packing->SkipRows * store->TotalBytesPerRow / bh;
+      store->CopyRowsPerSlice = (height + bh - 1) / bh;  /* rows in blocks */
+
+      if (packing->ImageHeight) {
+         store->TotalRowsPerSlice = (packing->ImageHeight + bh - 1) / bh;
+      }
+   }
+
+   if (dims > 2 && packing->CompressedBlockDepth &&
+       packing->CompressedBlockSize) {
+
+      int bd = packing->CompressedBlockDepth;
+
+      store->SkipBytes += packing->SkipImages * store->TotalBytesPerRow *
+            store->TotalRowsPerSlice / bd;
+   }
+}
+
+
 /**
  * Fallback for Driver.CompressedTexSubImage()
  */
@@ -4206,20 +4261,19 @@ _mesa_store_compressed_texsubimage(struct gl_context *ctx, GLuint dims,
                                    GLenum format,
                                    GLsizei imageSize, const GLvoid *data)
 {
-   GLint bytesPerRow, dstRowStride, srcRowStride;
-   GLint i, rows;
+   struct compressed_pixelstore store;
+   GLint dstRowStride;
+   GLint i, slice;
    GLubyte *dstMap;
    const GLubyte *src;
-   const mesa_format texFormat = texImage->TexFormat;
-   GLuint bw, bh;
-   GLint slice;
 
    if (dims == 1) {
       _mesa_problem(ctx, "Unexpected 1D compressed texsubimage call");
       return;
    }
 
-   _mesa_get_format_block_size(texFormat, &bw, &bh);
+   _mesa_compute_compressed_pixelstore(dims, texImage, width, height, depth,
+                                 &ctx->Unpack, &store);
 
    /* get pointer to src pixels (may be in a pbo which we'll map here) */
    data = _mesa_validate_pbo_compressed_teximage(ctx, dims, imageSize, data,
@@ -4228,10 +4282,9 @@ _mesa_store_compressed_texsubimage(struct gl_context *ctx, GLuint dims,
    if (!data)
       return;
 
-   srcRowStride = _mesa_format_row_stride(texFormat, width);
-   src = (const GLubyte *) data;
+   src = (const GLubyte *) data + store.SkipBytes;
 
-   for (slice = 0; slice < depth; slice++) {
+   for (slice = 0; slice < store.CopySlices; slice++) {
       /* Map dest texture buffer */
       ctx->Driver.MapTextureImage(ctx, texImage, slice + zoffset,
                                   xoffset, yoffset, width, height,
@@ -4239,17 +4292,18 @@ _mesa_store_compressed_texsubimage(struct gl_context *ctx, GLuint dims,
                                   &dstMap, &dstRowStride);
 
       if (dstMap) {
-         bytesPerRow = srcRowStride;  /* bytes per row of blocks */
-         rows = (height + bh - 1) / bh;  /* rows in blocks */
 
          /* copy rows of blocks */
-         for (i = 0; i < rows; i++) {
-            memcpy(dstMap, src, bytesPerRow);
+         for (i = 0; i < store.CopyRowsPerSlice; i++) {
+            memcpy(dstMap, src, store.CopyBytesPerRow);
             dstMap += dstRowStride;
-            src += srcRowStride;
+            src += store.TotalBytesPerRow;
          }
 
          ctx->Driver.UnmapTextureImage(ctx, texImage, slice + zoffset);
+
+         /* advance to next slice */
+         src += store.TotalBytesPerRow * (store.TotalRowsPerSlice - store.CopyRowsPerSlice);
       }
       else {
          _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexSubImage%uD",
diff --git a/mesalib/src/mesa/main/texstore.h b/mesalib/src/mesa/main/texstore.h
index 490f9f5e0..c4cfffde6 100644
--- a/mesalib/src/mesa/main/texstore.h
+++ b/mesalib/src/mesa/main/texstore.h
@@ -132,4 +132,21 @@ _mesa_store_compressed_texsubimage(struct gl_context *ctx, GLuint dims,
                                    GLsizei imageSize, const GLvoid *data);
 
 
+struct compressed_pixelstore {
+   int SkipBytes;
+   int CopyBytesPerRow;
+   int CopyRowsPerSlice;
+   int TotalBytesPerRow;
+   int TotalRowsPerSlice;
+   int CopySlices;
+};
+
+
+extern void
+_mesa_compute_compressed_pixelstore(GLuint dims, struct gl_texture_image *texImage,
+                              GLsizei width, GLsizei height, GLsizei depth,
+                              const struct gl_pixelstore_attrib *packing,
+                              struct compressed_pixelstore *store);
+
+
 #endif
diff --git a/mesalib/src/mesa/main/uniform_query.cpp b/mesalib/src/mesa/main/uniform_query.cpp
index 5f1af0873..480bc6f16 100644
--- a/mesalib/src/mesa/main/uniform_query.cpp
+++ b/mesalib/src/mesa/main/uniform_query.cpp
@@ -253,6 +253,21 @@ validate_uniform_parameters(struct gl_context *ctx,
       return false;
    }
 
+   /* If the driver storage pointer in remap table is -1, we ignore silently.
+    *
+    * GL_ARB_explicit_uniform_location spec says:
+    *     "What happens if Uniform* is called with an explicitly defined
+    *     uniform location, but that uniform is deemed inactive by the
+    *     linker?
+    *
+    *     RESOLVED: The call is ignored for inactive uniform variables and
+    *     no error is generated."
+    *
+    */
+   if (shProg->UniformRemapTable[location] ==
+       INACTIVE_UNIFORM_EXPLICIT_LOCATION)
+      return false;
+
    _mesa_uniform_split_location_offset(shProg, location, loc, array_index);
 
    if (shProg->UniformStorage[*loc].array_elements == 0 && count > 1) {
diff --git a/mesalib/src/mesa/main/uniforms.c b/mesalib/src/mesa/main/uniforms.c
index 1daade428..f450173af 100644
--- a/mesalib/src/mesa/main/uniforms.c
+++ b/mesalib/src/mesa/main/uniforms.c
@@ -112,7 +112,7 @@ _mesa_uniform_attach_driver_storage(struct gl_uniform_storage *uni,
 
    uni->driver_storage[uni->num_driver_storage].element_stride = element_stride;
    uni->driver_storage[uni->num_driver_storage].vector_stride = vector_stride;
-   uni->driver_storage[uni->num_driver_storage].format = (uint8_t) format;
+   uni->driver_storage[uni->num_driver_storage].format = format;
    uni->driver_storage[uni->num_driver_storage].data = data;
 
    uni->num_driver_storage++;
diff --git a/mesalib/src/mesa/program/program.c b/mesalib/src/mesa/program/program.c
index b7332fccf..988def1a3 100644
--- a/mesalib/src/mesa/program/program.c
+++ b/mesalib/src/mesa/program/program.c
@@ -552,6 +552,7 @@ _mesa_clone_program(struct gl_context *ctx, const struct gl_program *prog)
          gpc->InputType = gp->InputType;
          gpc->Invocations = gp->Invocations;
          gpc->OutputType = gp->OutputType;
+         gpc->UsesEndPrimitive = gp->UsesEndPrimitive;
       }
       break;
    default:
diff --git a/mesalib/src/mesa/state_tracker/st_atom_sampler.c b/mesalib/src/mesa/state_tracker/st_atom_sampler.c
index 3929251f8..17b536bf5 100644
--- a/mesalib/src/mesa/state_tracker/st_atom_sampler.c
+++ b/mesalib/src/mesa/state_tracker/st_atom_sampler.c
@@ -160,11 +160,8 @@ convert_sampler(struct st_context *st,
 
    sampler->lod_bias = ctx->Texture.Unit[texUnit].LodBias + msamp->LodBias;
 
-   sampler->min_lod = CLAMP(msamp->MinLod,
-                            0.0f,
-                            (GLfloat) texobj->MaxLevel - texobj->BaseLevel);
-   sampler->max_lod = MIN2((GLfloat) texobj->MaxLevel - texobj->BaseLevel,
-                           msamp->MaxLod);
+   sampler->min_lod = MAX2(msamp->MinLod, 0.0f);
+   sampler->max_lod = msamp->MaxLod;
    if (sampler->max_lod < sampler->min_lod) {
       /* The GL spec doesn't seem to specify what to do in this case.
        * Swap the values.
diff --git a/mesalib/src/mesa/state_tracker/st_atom_texture.c b/mesalib/src/mesa/state_tracker/st_atom_texture.c
index e2d26ee24..2e10bc3e2 100644
--- a/mesalib/src/mesa/state_tracker/st_atom_texture.c
+++ b/mesalib/src/mesa/state_tracker/st_atom_texture.c
@@ -212,6 +212,12 @@ check_sampler_swizzle(const struct st_texture_object *stObj,
 }
 
 
+static unsigned last_level(struct st_texture_object *stObj)
+{
+   return MIN2(stObj->base._MaxLevel, stObj->pt->last_level);
+}
+
+
 static struct pipe_sampler_view *
 st_create_texture_sampler_view_from_stobj(struct pipe_context *pipe,
 					  struct st_texture_object *stObj,
@@ -244,6 +250,8 @@ st_create_texture_sampler_view_from_stobj(struct pipe_context *pipe,
       templ.u.buf.last_element  = f + (n - 1);
    } else {
       templ.u.tex.first_level = stObj->base.BaseLevel;
+      templ.u.tex.last_level = last_level(stObj);
+      assert(templ.u.tex.first_level <= templ.u.tex.last_level);
    }
 
    if (swizzle != SWIZZLE_NOOP) {
@@ -279,7 +287,8 @@ st_get_texture_sampler_view_from_stobj(struct st_context *st,
    if (*sv) {
       if (check_sampler_swizzle(stObj, *sv) ||
 	  (format != (*sv)->format) ||
-	  stObj->base.BaseLevel != (*sv)->u.tex.first_level) {
+          stObj->base.BaseLevel != (*sv)->u.tex.first_level ||
+          last_level(stObj) != (*sv)->u.tex.last_level) {
 	 pipe_sampler_view_reference(sv, NULL);
       }
    }
@@ -434,7 +443,7 @@ update_geometry_textures(struct st_context *st)
       update_textures(st,
                       PIPE_SHADER_GEOMETRY,
                       &ctx->GeometryProgram._Current->Base,
-                      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits,
+                      ctx->Const.Program[MESA_SHADER_GEOMETRY].MaxTextureImageUnits,
                       st->state.sampler_views[PIPE_SHADER_GEOMETRY],
                       &st->state.num_sampler_views[PIPE_SHADER_GEOMETRY]);
    }
diff --git a/mesalib/src/mesa/state_tracker/st_extensions.c b/mesalib/src/mesa/state_tracker/st_extensions.c
index 12ba82df3..e93804689 100644
--- a/mesalib/src/mesa/state_tracker/st_extensions.c
+++ b/mesalib/src/mesa/state_tracker/st_extensions.c
@@ -543,6 +543,7 @@ void st_init_extensions(struct st_context *st)
    ctx->Extensions.ARB_ES2_compatibility = GL_TRUE;
    ctx->Extensions.ARB_draw_elements_base_vertex = GL_TRUE;
    ctx->Extensions.ARB_explicit_attrib_location = GL_TRUE;
+   ctx->Extensions.ARB_explicit_uniform_location = GL_TRUE;
    ctx->Extensions.ARB_fragment_coord_conventions = GL_TRUE;
    ctx->Extensions.ARB_fragment_program = GL_TRUE;
    ctx->Extensions.ARB_fragment_shader = GL_TRUE;
@@ -630,6 +631,7 @@ void st_init_extensions(struct st_context *st)
       ctx->Extensions.ARB_shading_language_packing = GL_TRUE;
       ctx->Extensions.OES_depth_texture_cube_map = GL_TRUE;
       ctx->Extensions.ARB_shading_language_420pack = GL_TRUE;
+      ctx->Extensions.ARB_texture_query_levels = GL_TRUE;
 
       if (!st->options.disable_shader_bit_encoding) {
          ctx->Extensions.ARB_shader_bit_encoding = GL_TRUE;
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 739e1089e..cac1e0fe2 100644
--- a/mesalib/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/mesalib/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -2779,7 +2779,9 @@ glsl_to_tgsi_visitor::visit(ir_call *ir)
 void
 glsl_to_tgsi_visitor::visit(ir_texture *ir)
 {
-   st_src_reg result_src, coord, cube_sc, lod_info, projector, dx, dy, offset[MAX_GLSL_TEXTURE_OFFSET], sample_index, component;
+   st_src_reg result_src, coord, cube_sc, lod_info, projector, dx, dy;
+   st_src_reg offset[MAX_GLSL_TEXTURE_OFFSET], sample_index, component;
+   st_src_reg levels_src;
    st_dst_reg result_dst, coord_dst, cube_sc_dst;
    glsl_to_tgsi_instruction *inst = NULL;
    unsigned opcode = TGSI_OPCODE_NOP;
@@ -2860,6 +2862,11 @@ glsl_to_tgsi_visitor::visit(ir_texture *ir)
       ir->lod_info.lod->accept(this);
       lod_info = this->result;
       break;
+   case ir_query_levels:
+      opcode = TGSI_OPCODE_TXQ;
+      lod_info = st_src_reg(PROGRAM_IMMEDIATE, 0, GLSL_TYPE_INT);
+      levels_src = get_temp(ir->type);
+      break;
    case ir_txf:
       opcode = TGSI_OPCODE_TXF;
       ir->lod_info.lod->accept(this);
@@ -2896,9 +2903,6 @@ glsl_to_tgsi_visitor::visit(ir_texture *ir)
    case ir_lod:
       opcode = TGSI_OPCODE_LODQ;
       break;
-   case ir_query_levels:
-      assert(!"Unexpected ir_query_levels opcode");
-      break;
    }
 
    if (ir->projector) {
@@ -2995,9 +2999,16 @@ glsl_to_tgsi_visitor::visit(ir_texture *ir)
 
    if (opcode == TGSI_OPCODE_TXD)
       inst = emit(ir, opcode, result_dst, coord, dx, dy);
-   else if (opcode == TGSI_OPCODE_TXQ)
-      inst = emit(ir, opcode, result_dst, lod_info);
-   else if (opcode == TGSI_OPCODE_TXF) {
+   else if (opcode == TGSI_OPCODE_TXQ) {
+      if (ir->op == ir_query_levels) {
+         /* the level is stored in W */
+         inst = emit(ir, opcode, st_dst_reg(levels_src), lod_info);
+         result_dst.writemask = WRITEMASK_X;
+         levels_src.swizzle = SWIZZLE_WWWW;
+         emit(ir, TGSI_OPCODE_MOV, result_dst, levels_src);
+      } else
+         inst = emit(ir, opcode, result_dst, lod_info);
+   } else if (opcode == TGSI_OPCODE_TXF) {
       inst = emit(ir, opcode, result_dst, coord);
    } else if (opcode == TGSI_OPCODE_TXL2 || opcode == TGSI_OPCODE_TXB2) {
       inst = emit(ir, opcode, result_dst, coord, lod_info);
diff --git a/mesalib/src/mesa/state_tracker/st_program.c b/mesalib/src/mesa/state_tracker/st_program.c
index 26eb9786d..1df411c3b 100644
--- a/mesalib/src/mesa/state_tracker/st_program.c
+++ b/mesalib/src/mesa/state_tracker/st_program.c
@@ -572,6 +572,11 @@ st_translate_fragment_program(struct st_context *st,
             input_semantic_index[slot] = 0;
             interpMode[slot] = TGSI_INTERPOLATE_CONSTANT;
             break;
+         case VARYING_SLOT_LAYER:
+            input_semantic_name[slot] = TGSI_SEMANTIC_LAYER;
+            input_semantic_index[slot] = 0;
+            interpMode[slot] = TGSI_INTERPOLATE_CONSTANT;
+            break;
          case VARYING_SLOT_VIEWPORT:
             input_semantic_name[slot] = TGSI_SEMANTIC_VIEWPORT_INDEX;
             input_semantic_index[slot] = 0;
diff --git a/mesalib/src/mesa/state_tracker/st_texture.c b/mesalib/src/mesa/state_tracker/st_texture.c
index 92035e801..c14882142 100644
--- a/mesalib/src/mesa/state_tracker/st_texture.c
+++ b/mesalib/src/mesa/state_tracker/st_texture.c
@@ -394,6 +394,14 @@ st_texture_image_copy(struct pipe_context *pipe,
    src_box.width = width;
    src_box.height = height;
    src_box.depth = 1;
+
+   if (src->target == PIPE_TEXTURE_1D_ARRAY ||
+       src->target == PIPE_TEXTURE_2D_ARRAY ||
+       src->target == PIPE_TEXTURE_CUBE_ARRAY) {
+      face = 0;
+      depth = src->array_size;
+   }
+
    /* Loop over 3D image slices */
    /* could (and probably should) use "true" 3d box here -
       but drivers can't quite handle it yet */
diff --git a/mesalib/src/mesa/swrast/s_aatriangle.c b/mesalib/src/mesa/swrast/s_aatriangle.c
index d670d3154..219282748 100644
--- a/mesalib/src/mesa/swrast/s_aatriangle.c
+++ b/mesalib/src/mesa/swrast/s_aatriangle.c
@@ -112,20 +112,6 @@ solve_plane(GLfloat x, GLfloat y, const GLfloat plane[4])
 
 
 /*
- * Return 1 / solve_plane().
- */
-static inline GLfloat
-solve_plane_recip(GLfloat x, GLfloat y, const GLfloat plane[4])
-{
-   const GLfloat denom = plane[3] + plane[0] * x + plane[1] * y;
-   if (denom == 0.0F)
-      return 0.0F;
-   else
-      return -plane[2] / denom;
-}
-
-
-/*
  * Solve plane and return clamped GLchan value.
  */
 static inline GLchan