fontconfig plink libX11 libxcb mesa git update 19 July 2014

plink revision 10207
xserver          commit cfa302d6224d10860e60491333950544c4fb9b04
libxcb           commit 49a61c8b459ab19c7f39e653bbb0d0339ea8f00f
libX11           commit 5525e8433f93bce464412f27cffa203ea628f368
fontconfig       commit 6781c6baef062eeea5b5b68e4a9c31ea6cd7539b
mesa             commit f6fc80734533140a69b30361fe0d4773a03515db

13 files changed, 102 insertions, 59 deletions

diff --git a/mesalib/src/mesa/drivers/dri/Makefile.am b/mesalib/src/mesa/drivers/dri/Makefile.am
index 70039f9ad..2009da921 100644
--- a/mesalib/src/mesa/drivers/dri/Makefile.am
+++ b/mesalib/src/mesa/drivers/dri/Makefile.am
@@ -85,7 +85,6 @@ install-data-hook:
 		ln -f $(DESTDIR)$(dridir)/mesa_dri_drivers.so \
 		      $(DESTDIR)$(dridir)/$$i; \
 	done;
-	$(RM) -f $(DESTDIR)$(dridir)/mesa_dri_drivers.so
-	$(RM) -f $(DESTDIR)$(dridir)/mesa_dri_drivers.la
+	$(RM) -f $(DESTDIR)$(dridir)/mesa_dri_drivers.*
 
 endif
diff --git a/mesalib/src/mesa/drivers/dri/common/drirc b/mesalib/src/mesa/drivers/dri/common/drirc
index ebc04cd9b..4b9841bd2 100644
--- a/mesalib/src/mesa/drivers/dri/common/drirc
+++ b/mesalib/src/mesa/drivers/dri/common/drirc
@@ -11,17 +11,21 @@ Application bugs worked around in this file:
   is still 1.10.
 
 * Unigine Heaven 3.0 with ARB_texture_multisample uses a "ivec4 * vec4"
-  expression, which fails to compile with GLSL 1.10.
+  expression, which is illegal in GLSL 1.10.
   Adding "#version 130" fixes this.
 
 * Unigine Heaven 3.0 with ARB_shader_bit_encoding uses the uint keyword, which
-  fails to compile with GLSL 1.10.
+  is illegal in GLSL 1.10.
   Adding "#version 130" fixes this.
 
 * Unigine Heaven 3.0 with ARB_shader_bit_encoding uses a "uint & int"
-  expression, which fails (and should fail) to compile with any GLSL version.
+  expression, which is illegal in any GLSL version.
   Disabling ARB_shader_bit_encoding fixes this.
 
+* If ARB_sample_shading is supported, Unigine Heaven 4.0 and Valley 1.0 uses
+  an #extension directive in the middle of its shaders, which is illegal
+  in GLSL.
+
 TODO: document the other workarounds.
 
 -->
@@ -45,6 +49,7 @@ TODO: document the other workarounds.
             <option name="disable_blend_func_extended" value="true" />
             <option name="force_glsl_version" value="130" />
             <option name="disable_shader_bit_encoding" value="true" />
+            <option name="allow_glsl_extension_directive_midshader" value="true" />
 	</application>
 
         <application name="Unigine Heaven (64-bit)" executable="heaven_x64">
@@ -52,6 +57,15 @@ TODO: document the other workarounds.
             <option name="disable_blend_func_extended" value="true" />
             <option name="force_glsl_version" value="130" />
             <option name="disable_shader_bit_encoding" value="true" />
+            <option name="allow_glsl_extension_directive_midshader" value="true" />
+	</application>
+
+        <application name="Unigine Valley (32-bit)" executable="valley_x86">
+            <option name="allow_glsl_extension_directive_midshader" value="true" />
+	</application>
+
+        <application name="Unigine Valley (64-bit)" executable="valley_x64">
+            <option name="allow_glsl_extension_directive_midshader" value="true" />
 	</application>
 
         <application name="Unigine OilRush (32-bit)" executable="OilRush_x86">
diff --git a/mesalib/src/mesa/drivers/dri/common/xmlpool/t_options.h b/mesalib/src/mesa/drivers/dri/common/xmlpool/t_options.h
index fc9e10461..b73a6620c 100644
--- a/mesalib/src/mesa/drivers/dri/common/xmlpool/t_options.h
+++ b/mesalib/src/mesa/drivers/dri/common/xmlpool/t_options.h
@@ -105,6 +105,11 @@ DRI_CONF_OPT_BEGIN_V(force_glsl_version, int, def, "0:999") \
         DRI_CONF_DESC(en,gettext("Force a default GLSL version for shaders that lack an explicit #version line")) \
 DRI_CONF_OPT_END
 
+#define DRI_CONF_ALLOW_GLSL_EXTENSION_DIRECTIVE_MIDSHADER(def) \
+DRI_CONF_OPT_BEGIN_B(allow_glsl_extension_directive_midshader, def) \
+        DRI_CONF_DESC(en,gettext("Allow GLSL #extension directives in the middle of shaders")) \
+DRI_CONF_OPT_END
+
 
 
 /**
diff --git a/mesalib/src/mesa/main/arrayobj.c b/mesalib/src/mesa/main/arrayobj.c
index efb993012..1ea319a74 100644
--- a/mesalib/src/mesa/main/arrayobj.c
+++ b/mesalib/src/mesa/main/arrayobj.c
@@ -427,6 +427,21 @@ bind_vertex_array(struct gl_context *ctx, GLuint id, GLboolean genRequired)
       }
    }
 
+   if (ctx->Array.DrawMethod == DRAW_ARRAYS) {
+      /* The _DrawArrays pointer is pointing at the VAO being unbound and
+       * that VAO may be in the process of being deleted. If it's not going
+       * to be deleted, this will have no effect, because the pointer needs
+       * to be updated by the VBO module anyway.
+       *
+       * Before the VBO module can update the pointer, we have to set it
+       * to NULL for drivers not to set up arrays which are not bound,
+       * or to prevent a crash if the VAO being unbound is going to be
+       * deleted.
+       */
+      ctx->Array._DrawArrays = NULL;
+      ctx->Array.DrawMethod = DRAW_NONE;
+   }
+
    ctx->NewState |= _NEW_ARRAY;
    _mesa_reference_vao(ctx, &ctx->Array.VAO, newObj);
 
diff --git a/mesalib/src/mesa/main/format_pack.c b/mesalib/src/mesa/main/format_pack.c
index 6b28592a6..c97c05297 100644
--- a/mesalib/src/mesa/main/format_pack.c
+++ b/mesalib/src/mesa/main/format_pack.c
@@ -888,7 +888,7 @@ pack_float_R_UNORM8(const GLfloat src[4], void *dst)
 static void
 pack_ubyte_R8G8_UNORM(const GLubyte src[4], void *dst)
 {
-   GLubyte *d = ((GLubyte *) dst);
+   GLushort *d = ((GLushort *) dst);
    *d = PACK_COLOR_88(src[GCOMP], src[RCOMP]);
 }
 
diff --git a/mesalib/src/mesa/main/mtypes.h b/mesalib/src/mesa/main/mtypes.h
index a7126fd55..91d9172f9 100644
--- a/mesalib/src/mesa/main/mtypes.h
+++ b/mesalib/src/mesa/main/mtypes.h
@@ -1640,6 +1640,17 @@ struct gl_vertex_array_object
 };
 
 
+/** Used to signal when transitioning from one kind of drawing method
+ * to another.
+ */
+typedef enum {
+   DRAW_NONE,          /**< Initial value only */
+   DRAW_BEGIN_END,
+   DRAW_DISPLAY_LIST,
+   DRAW_ARRAYS
+} gl_draw_method;
+
+
 /**
  * Vertex array state
  */
@@ -1679,6 +1690,9 @@ struct gl_array_attrib
     * The array pointer is set up only by the VBO module.
     */
    const struct gl_client_array **_DrawArrays; /**< 0..VERT_ATTRIB_MAX-1 */
+
+   /** One of the DRAW_xxx flags, not consumed by drivers */
+   gl_draw_method DrawMethod;
 };
 
 
@@ -3349,6 +3363,11 @@ struct gl_constants
    GLuint ForceGLSLVersion;
 
    /**
+    * Allow GLSL #extension directives in the middle of shaders.
+    */
+   GLboolean AllowGLSLExtensionDirectiveMidShader;
+
+   /**
     * Does the driver support real 32-bit integers?  (Otherwise, integers are
     * simulated via floats.)
     */
diff --git a/mesalib/src/mesa/main/pack.c b/mesalib/src/mesa/main/pack.c
index 5ebaaf6e5..649a74cce 100644
--- a/mesalib/src/mesa/main/pack.c
+++ b/mesalib/src/mesa/main/pack.c
@@ -3183,10 +3183,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4],
          PROCESS(aSrc, ACOMP, 1.0F, 255, GLubyte, UBYTE_TO_FLOAT);
          break;
       case GL_BYTE:
-         PROCESS(rSrc, RCOMP, 0.0F,   0, GLbyte, BYTE_TO_FLOATZ);
-         PROCESS(gSrc, GCOMP, 0.0F,   0, GLbyte, BYTE_TO_FLOATZ);
-         PROCESS(bSrc, BCOMP, 0.0F,   0, GLbyte, BYTE_TO_FLOATZ);
-         PROCESS(aSrc, ACOMP, 1.0F, 127, GLbyte, BYTE_TO_FLOATZ);
+         PROCESS(rSrc, RCOMP, 0.0F,   0, GLbyte, BYTE_TO_FLOAT_TEX);
+         PROCESS(gSrc, GCOMP, 0.0F,   0, GLbyte, BYTE_TO_FLOAT_TEX);
+         PROCESS(bSrc, BCOMP, 0.0F,   0, GLbyte, BYTE_TO_FLOAT_TEX);
+         PROCESS(aSrc, ACOMP, 1.0F, 127, GLbyte, BYTE_TO_FLOAT_TEX);
          break;
       case GL_UNSIGNED_SHORT:
          PROCESS(rSrc, RCOMP, 0.0F,      0, GLushort, USHORT_TO_FLOAT);
@@ -3195,10 +3195,10 @@ extract_float_rgba(GLuint n, GLfloat rgba[][4],
          PROCESS(aSrc, ACOMP, 1.0F, 0xffff, GLushort, USHORT_TO_FLOAT);
          break;
       case GL_SHORT:
-         PROCESS(rSrc, RCOMP, 0.0F,     0, GLshort, SHORT_TO_FLOATZ);
-         PROCESS(gSrc, GCOMP, 0.0F,     0, GLshort, SHORT_TO_FLOATZ);
-         PROCESS(bSrc, BCOMP, 0.0F,     0, GLshort, SHORT_TO_FLOATZ);
-         PROCESS(aSrc, ACOMP, 1.0F, 32767, GLshort, SHORT_TO_FLOATZ);
+         PROCESS(rSrc, RCOMP, 0.0F,     0, GLshort, SHORT_TO_FLOAT_TEX);
+         PROCESS(gSrc, GCOMP, 0.0F,     0, GLshort, SHORT_TO_FLOAT_TEX);
+         PROCESS(bSrc, BCOMP, 0.0F,     0, GLshort, SHORT_TO_FLOAT_TEX);
+         PROCESS(aSrc, ACOMP, 1.0F, 32767, GLshort, SHORT_TO_FLOAT_TEX);
          break;
       case GL_UNSIGNED_INT:
          PROCESS(rSrc, RCOMP, 0.0F,          0, GLuint, UINT_TO_FLOAT);
diff --git a/mesalib/src/mesa/main/texparam.c b/mesalib/src/mesa/main/texparam.c
index dc17ea584..30dd0b9b3 100644
--- a/mesalib/src/mesa/main/texparam.c
+++ b/mesalib/src/mesa/main/texparam.c
@@ -1051,6 +1051,7 @@ get_tex_level_parameter_image(struct gl_context *ctx,
                               GLenum pname, GLint *params)
 {
    const struct gl_texture_image *img = NULL;
+   struct gl_texture_image dummy_image;
    mesa_format texFormat;
 
    img = _mesa_select_tex_image(ctx, texObj, target, level);
@@ -1062,12 +1063,12 @@ get_tex_level_parameter_image(struct gl_context *ctx,
        *     instead of 1. TEXTURE_COMPONENTS is deprecated; always
        *     use TEXTURE_INTERNAL_FORMAT."
        */
+      memset(&dummy_image, 0, sizeof(dummy_image));
+      dummy_image.TexFormat = MESA_FORMAT_NONE;
+      dummy_image.InternalFormat = GL_RGBA;
+      dummy_image._BaseFormat = GL_NONE;
 
-      if (pname == GL_TEXTURE_INTERNAL_FORMAT)
-         *params = GL_RGBA;
-      else
-         *params = 0;
-      return;
+      img = &dummy_image;
    }
 
    texFormat = img->TexFormat;
@@ -1107,6 +1108,8 @@ get_tex_level_parameter_image(struct gl_context *ctx,
 	 }
          break;
       case GL_TEXTURE_BORDER:
+         if (ctx->API != API_OPENGL_COMPAT)
+            goto invalid_pname;
          *params = img->Border;
          break;
       case GL_TEXTURE_RED_SIZE:
@@ -1120,6 +1123,8 @@ get_tex_level_parameter_image(struct gl_context *ctx,
          break;
       case GL_TEXTURE_INTENSITY_SIZE:
       case GL_TEXTURE_LUMINANCE_SIZE:
+         if (ctx->API != API_OPENGL_COMPAT)
+            goto invalid_pname;
          if (_mesa_base_format_has_channel(img->_BaseFormat, pname)) {
             *params = _mesa_get_format_bits(texFormat, pname);
             if (*params == 0) {
@@ -1166,12 +1171,15 @@ get_tex_level_parameter_image(struct gl_context *ctx,
          break;
 
       /* GL_ARB_texture_float */
+      case GL_TEXTURE_LUMINANCE_TYPE_ARB:
+      case GL_TEXTURE_INTENSITY_TYPE_ARB:
+         if (ctx->API != API_OPENGL_COMPAT)
+            goto invalid_pname;
+         /* FALLTHROUGH */
       case GL_TEXTURE_RED_TYPE_ARB:
       case GL_TEXTURE_GREEN_TYPE_ARB:
       case GL_TEXTURE_BLUE_TYPE_ARB:
       case GL_TEXTURE_ALPHA_TYPE_ARB:
-      case GL_TEXTURE_LUMINANCE_TYPE_ARB:
-      case GL_TEXTURE_INTENSITY_TYPE_ARB:
       case GL_TEXTURE_DEPTH_TYPE_ARB:
          if (!ctx->Extensions.ARB_texture_float)
             goto invalid_pname;
diff --git a/mesalib/src/mesa/program/ir_to_mesa.cpp b/mesalib/src/mesa/program/ir_to_mesa.cpp
index 1109051e9..2a82e9d9d 100644
--- a/mesalib/src/mesa/program/ir_to_mesa.cpp
+++ b/mesalib/src/mesa/program/ir_to_mesa.cpp
@@ -1456,6 +1456,9 @@ ir_to_mesa_visitor::visit(ir_expression *ir)
    case ir_binop_carry:
    case ir_binop_borrow:
    case ir_binop_imul_high:
+   case ir_unop_interpolate_at_centroid:
+   case ir_binop_interpolate_at_offset:
+   case ir_binop_interpolate_at_sample:
       assert(!"not supported");
       break;
 
@@ -2814,10 +2817,7 @@ get_mesa_program(struct gl_context *ctx,
 
    prog->NumTemporaries = v.next_temp;
 
-   int num_instructions = 0;
-   foreach_in_list(ir_instruction, node, &v.instructions) {
-      num_instructions++;
-   }
+   unsigned num_instructions = v.instructions.length();
 
    mesa_instructions =
       (struct prog_instruction *)calloc(num_instructions,
diff --git a/mesalib/src/mesa/state_tracker/st_extensions.c b/mesalib/src/mesa/state_tracker/st_extensions.c
index 4207cb64a..aa59fbfa9 100644
--- a/mesalib/src/mesa/state_tracker/st_extensions.c
+++ b/mesalib/src/mesa/state_tracker/st_extensions.c
@@ -772,6 +772,9 @@ void st_init_extensions(struct st_context *st)
    if (st->options.disable_glsl_line_continuations)
       ctx->Const.DisableGLSLLineContinuations = 1;
 
+   if (st->options.allow_glsl_extension_directive_midshader)
+      ctx->Const.AllowGLSLExtensionDirectiveMidShader = GL_TRUE;
+
    ctx->Const.MinMapBufferAlignment =
       screen->get_param(screen, PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT);
 
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 f47cd7d53..5c51e63d9 100644
--- a/mesalib/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/mesalib/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -2049,6 +2049,9 @@ glsl_to_tgsi_visitor::visit(ir_expression *ir)
    case ir_binop_ldexp:
    case ir_binop_carry:
    case ir_binop_borrow:
+   case ir_unop_interpolate_at_centroid:
+   case ir_binop_interpolate_at_offset:
+   case ir_binop_interpolate_at_sample:
       /* This operation is not supported, or should have already been handled.
        */
       assert(!"Invalid ir opcode in glsl_to_tgsi_visitor::visit()");
@@ -2820,7 +2823,13 @@ glsl_to_tgsi_visitor::visit(ir_texture *ir)
       }
       break;
    case ir_txb:
-      opcode = is_cube_array ? TGSI_OPCODE_TXB2 : TGSI_OPCODE_TXB;
+      if (is_cube_array ||
+          sampler_type == glsl_type::samplerCubeShadow_type) {
+         opcode = TGSI_OPCODE_TXB2;
+      }
+      else {
+         opcode = TGSI_OPCODE_TXB;
+      }
       ir->lod_info.bias->accept(this);
       lod_info = this->result;
       if (ir->offset) {
diff --git a/mesalib/src/mesa/vbo/vbo_context.h b/mesalib/src/mesa/vbo/vbo_context.h
index 1680e23dc..e22451305 100644
--- a/mesalib/src/mesa/vbo/vbo_context.h
+++ b/mesalib/src/mesa/vbo/vbo_context.h
@@ -57,18 +57,6 @@
 #include "vbo_save.h"
 
 
-/** Used to signal when transitioning from one kind of drawing method
- * to another.
- */
-enum draw_method
-{
-   DRAW_NONE,          /**< Initial value only */
-   DRAW_BEGIN_END,
-   DRAW_DISPLAY_LIST,
-   DRAW_ARRAYS
-};
-
-
 struct vbo_context {
    struct gl_client_array currval[VBO_ATTRIB_MAX];
    
@@ -83,8 +71,6 @@ struct vbo_context {
     * is responsible for initiating any fallback actions required:
     */
    vbo_draw_func draw_prims;
-
-   enum draw_method last_draw_method;
 };
 
 
@@ -122,11 +108,11 @@ get_program_mode( struct gl_context *ctx )
  * that arrays may be changing.
  */
 static inline void
-vbo_draw_method(struct vbo_context *vbo, enum draw_method method)
+vbo_draw_method(struct vbo_context *vbo, gl_draw_method method)
 {
-   if (vbo->last_draw_method != method) {
-      struct gl_context *ctx = vbo->exec.ctx;
+   struct gl_context *ctx = vbo->exec.ctx;
 
+   if (ctx->Array.DrawMethod != method) {
       switch (method) {
       case DRAW_ARRAYS:
          ctx->Array._DrawArrays = vbo->exec.array.inputs;
@@ -142,7 +128,7 @@ vbo_draw_method(struct vbo_context *vbo, enum draw_method method)
       }
 
       ctx->NewDriverState |= ctx->DriverFlags.NewArray;
-      vbo->last_draw_method = method;
+      ctx->Array.DrawMethod = method;
    }
 }
 
diff --git a/mesalib/src/mesa/vbo/vbo_exec.c b/mesalib/src/mesa/vbo/vbo_exec.c
index bd2b1b1a9..eb9035043 100644
--- a/mesalib/src/mesa/vbo/vbo_exec.c
+++ b/mesalib/src/mesa/vbo/vbo_exec.c
@@ -82,21 +82,6 @@ void vbo_exec_invalidate_state( struct gl_context *ctx, GLuint new_state )
 
    if (!exec->validating && new_state & (_NEW_PROGRAM|_NEW_ARRAY)) {
       exec->array.recalculate_inputs = GL_TRUE;
-
-      /* If we ended up here because a VAO was deleted, the _DrawArrays
-       * pointer which pointed to the VAO might be invalid now, so set it
-       * to NULL.  This prevents crashes in driver functions like Clear
-       * where driver state validation might occur, but the vbo module is
-       * still in an invalid state.
-       *
-       * Drivers should skip vertex array state validation if _DrawArrays
-       * is NULL.  It also has no effect on performance, because attrib
-       * bindings will be recalculated anyway.
-       */
-      if (vbo->last_draw_method == DRAW_ARRAYS) {
-         ctx->Array._DrawArrays = NULL;
-         vbo->last_draw_method = DRAW_NONE;
-      }
    }
 
    if (new_state & _NEW_EVAL)