Merge remote-tracking branch 'origin/released'

Conflicts:
	mesalib/src/glsl/ast_to_hir.cpp
	mesalib/src/glsl/glcpp/glcpp.c
	mesalib/src/mesa/drivers/dri/common/dri_util.c
	mesalib/src/mesa/drivers/dri/common/spantmp2.h
	mesalib/src/mesa/drivers/dri/common/utils.c
	mesalib/src/mesa/drivers/dri/swrast/swrast.c
	mesalib/src/mesa/program/ir_to_mesa.cpp
	mesalib/src/mesa/state_tracker/st_extensions.c
	mesalib/src/mesa/state_tracker/st_mesa_to_tgsi.c
	pixman/configure.ac
	pixman/pixman/pixman-arm-neon-asm.S
	pixman/test/Makefile.am
	pixman/test/utils.c
	pixman/test/utils.h

9 files changed, 278 insertions, 262 deletions

diff --git a/mesalib/src/glsl/ast.h b/mesalib/src/glsl/ast.h
index 850fb2971..0cd19dc30 100644
--- a/mesalib/src/glsl/ast.h
+++ b/mesalib/src/glsl/ast.h
@@ -376,7 +376,7 @@ struct ast_type_qualifier {
     * \note
     * This field is only valid if \c explicit_location is set.
     */
-   unsigned location;
+   int location;
 
    /**
     * Return true if and only if an interpolation qualifier is present.
diff --git a/mesalib/src/glsl/ast_to_hir.cpp b/mesalib/src/glsl/ast_to_hir.cpp
index 5ddda824d..f9fd1d68a 100644
--- a/mesalib/src/glsl/ast_to_hir.cpp
+++ b/mesalib/src/glsl/ast_to_hir.cpp
@@ -3014,6 +3014,12 @@ ast_function::hir(exec_list *instructions,
 

    const char *const name = identifier;

 

+   /* New functions are always added to the top-level IR instruction stream,

+    * so this instruction list pointer is ignored.  See also emit_function

+    * (called below).

+    */

+   (void) instructions;

+

    /* From page 21 (page 27 of the PDF) of the GLSL 1.20 spec,

     *

     *   "Function declarations (prototypes) cannot occur inside of functions;

diff --git a/mesalib/src/glsl/builtin_stubs.cpp b/mesalib/src/glsl/builtin_stubs.cpp
index 4c360b832..dfa5d324e 100644
--- a/mesalib/src/glsl/builtin_stubs.cpp
+++ b/mesalib/src/glsl/builtin_stubs.cpp
@@ -1,38 +1,39 @@
-/*

- * Copyright © 2010 Intel Corporation

- *

- * Permission is hereby granted, free of charge, to any person obtaining a

- * copy of this software and associated documentation files (the "Software"),

- * to deal in the Software without restriction, including without limitation

- * the rights to use, copy, modify, merge, publish, distribute, sublicense,

- * and/or sell copies of the Software, and to permit persons to whom the

- * Software is furnished to do so, subject to the following conditions:

- *

- * The above copyright notice and this permission notice (including the next

- * paragraph) shall be included in all copies or substantial portions of the

- * Software.

- *

- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER

- * DEALINGS IN THE SOFTWARE.

- */

-

-#include <stdio.h>

-#include "glsl_parser_extras.h"

-

-/* A dummy file.  When compiling prototypes, we don't care about builtins.

- * We really don't want to half-compile builtin_functions.cpp and fail, though.

- */

-void

-_mesa_glsl_release_functions(void)

-{

-}

-

-void

-_mesa_glsl_initialize_functions(_mesa_glsl_parse_state *state)

-{

-}

+/*
+ * Copyright © 2010 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include <stdio.h>
+#include "glsl_parser_extras.h"
+
+/* A dummy file.  When compiling prototypes, we don't care about builtins.
+ * We really don't want to half-compile builtin_functions.cpp and fail, though.
+ */
+void
+_mesa_glsl_release_functions(void)
+{
+}
+
+void
+_mesa_glsl_initialize_functions(_mesa_glsl_parse_state *state)
+{
+   (void) state;
+}
diff --git a/mesalib/src/glsl/glcpp/glcpp.c b/mesalib/src/glsl/glcpp/glcpp.c
index fd602c1fb..106c9916b 100644
--- a/mesalib/src/glsl/glcpp/glcpp.c
+++ b/mesalib/src/glsl/glcpp/glcpp.c
@@ -1,129 +1,130 @@
-/*

- * Copyright © 2010 Intel Corporation

- *

- * Permission is hereby granted, free of charge, to any person obtaining a

- * copy of this software and associated documentation files (the "Software"),

- * to deal in the Software without restriction, including without limitation

- * the rights to use, copy, modify, merge, publish, distribute, sublicense,

- * and/or sell copies of the Software, and to permit persons to whom the

- * Software is furnished to do so, subject to the following conditions:

- *

- * The above copyright notice and this permission notice (including the next

- * paragraph) shall be included in all copies or substantial portions of the

- * Software.

- *

- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER

- * DEALINGS IN THE SOFTWARE.

- */

-

-#include <stdio.h>

-#include <string.h>

-#include <errno.h>

-#include "glcpp.h"

-#include "main/mtypes.h"

-#include "main/shaderobj.h"

-

-#ifdef _MSC_VER

-#include <io.h>

-#define STDIN_FILENO 0

-#define read _read

-#define open _open

-#define close _close

-#endif

-

-extern int yydebug;

-

-void

-_mesa_reference_shader(struct gl_context *ctx, struct gl_shader **ptr,

-                       struct gl_shader *sh)

-{

-   *ptr = sh;

-}

-

-/* Read from fp until EOF and return a string of everything read.

- */

-static char *

-load_text_fp (void *ctx, FILE *fp)

-{

-#define CHUNK 4096

-	char *text = NULL;

-	size_t text_size = 0;

-	size_t total_read = 0;

-	size_t bytes;

-

-	while (1) {

-		if (total_read + CHUNK + 1 > text_size) {

-			text_size = text_size ? text_size * 2 : CHUNK + 1;

-			text = reralloc_size (ctx, text, text_size);

-			if (text == NULL) {

-				fprintf (stderr, "Out of memory\n");

-				return NULL;

-			}

-		}

-		bytes = fread (text + total_read, 1, CHUNK, fp);

-		total_read += bytes;

-

-		if (bytes < CHUNK) {

-			break;

-		}

-	}

-

-	text[total_read] = '\0';

-

-	return text;

-}

-

-static char *

-load_text_file(void *ctx, const char *filename)

-{

-	char *text;

-	FILE *fp;

-

-	if (filename == NULL || strcmp (filename, "-") == 0)

-		return load_text_fp (ctx, stdin);

-

-	fp = fopen (filename, "r");

-	if (fp == NULL) {

-		fprintf (stderr, "Failed to open file %s: %s\n",

-			 filename, strerror (errno));

-		return NULL;

-	}

-

-	text = load_text_fp (ctx, fp);

-

-	fclose(fp);

-

-	return text;

-}

-

-int

-main (int argc, char *argv[])

-{

-	char *filename = NULL;

-	void *ctx = ralloc(NULL, void*);

-	char *info_log = ralloc_strdup(ctx, "");

-	const char *shader;

-	int ret;

-

-	if (argc) {

-		filename = argv[1];

-	}

-

-	shader = load_text_file (ctx, filename);

-	if (shader == NULL)

-	   return 1;

-

-	ret = preprocess(ctx, &shader, &info_log, NULL, API_OPENGL);

-

-	printf("%s", shader);

-	fprintf(stderr, "%s", info_log);

-

-	ralloc_free(ctx);

-

-	return ret;

-}

+/*
+ * Copyright © 2010 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include "glcpp.h"
+#include "main/mtypes.h"
+#include "main/shaderobj.h"
+
+#ifdef _MSC_VER
+#include <io.h>
+#define STDIN_FILENO 0
+#define read _read
+#define open _open
+#define close _close
+#endif
+
+extern int yydebug;
+
+void
+_mesa_reference_shader(struct gl_context *ctx, struct gl_shader **ptr,
+                       struct gl_shader *sh)
+{
+   (void) ctx;
+   *ptr = sh;
+}
+
+/* Read from fp until EOF and return a string of everything read.
+ */
+static char *
+load_text_fp (void *ctx, FILE *fp)
+{
+#define CHUNK 4096
+	char *text = NULL;
+	size_t text_size = 0;
+	size_t total_read = 0;
+	size_t bytes;
+
+	while (1) {
+		if (total_read + CHUNK + 1 > text_size) {
+			text_size = text_size ? text_size * 2 : CHUNK + 1;
+			text = reralloc_size (ctx, text, text_size);
+			if (text == NULL) {
+				fprintf (stderr, "Out of memory\n");
+				return NULL;
+			}
+		}
+		bytes = fread (text + total_read, 1, CHUNK, fp);
+		total_read += bytes;
+
+		if (bytes < CHUNK) {
+			break;
+		}
+	}
+
+	text[total_read] = '\0';
+
+	return text;
+}
+
+static char *
+load_text_file(void *ctx, const char *filename)
+{
+	char *text;
+	FILE *fp;
+
+	if (filename == NULL || strcmp (filename, "-") == 0)
+		return load_text_fp (ctx, stdin);
+
+	fp = fopen (filename, "r");
+	if (fp == NULL) {
+		fprintf (stderr, "Failed to open file %s: %s\n",
+			 filename, strerror (errno));
+		return NULL;
+	}
+
+	text = load_text_fp (ctx, fp);
+
+	fclose(fp);
+
+	return text;
+}
+
+int
+main (int argc, char *argv[])
+{
+	char *filename = NULL;
+	void *ctx = ralloc(NULL, void*);
+	char *info_log = ralloc_strdup(ctx, "");
+	const char *shader;
+	int ret;
+
+	if (argc) {
+		filename = argv[1];
+	}
+
+	shader = load_text_file (ctx, filename);
+	if (shader == NULL)
+	   return 1;
+
+	ret = preprocess(ctx, &shader, &info_log, NULL, API_OPENGL);
+
+	printf("%s", shader);
+	fprintf(stderr, "%s", info_log);
+
+	ralloc_free(ctx);
+
+	return ret;
+}
diff --git a/mesalib/src/glsl/ir_function_detect_recursion.cpp b/mesalib/src/glsl/ir_function_detect_recursion.cpp
index 8f805bf1b..890bc455f 100644
--- a/mesalib/src/glsl/ir_function_detect_recursion.cpp
+++ b/mesalib/src/glsl/ir_function_detect_recursion.cpp
@@ -289,6 +289,8 @@ emit_errors_unlinked(const void *key, void *data, void *closure)
    function *f = (function *) data;
    YYLTYPE loc;
 
+   (void) key;
+
    char *proto = prototype_string(f->sig->return_type,
 				  f->sig->function_name(),
 				  &f->sig->parameters);
@@ -308,6 +310,8 @@ emit_errors_linked(const void *key, void *data, void *closure)
       (struct gl_shader_program *) closure;
    function *f = (function *) data;
 
+   (void) key;
+
    char *proto = prototype_string(f->sig->return_type,
 				  f->sig->function_name(),
 				  &f->sig->parameters);
diff --git a/mesalib/src/glsl/lower_jumps.cpp b/mesalib/src/glsl/lower_jumps.cpp
index 61874990a..92813f567 100644
--- a/mesalib/src/glsl/lower_jumps.cpp
+++ b/mesalib/src/glsl/lower_jumps.cpp
@@ -438,6 +438,7 @@ struct ir_lower_jumps_visitor : public ir_control_flow_visitor {
        * satisfied, because discard statements can't contain other
        * statements.
        */
+      (void) ir;
    }
 
    enum jump_strength get_jump_strength(ir_instruction* ir)
diff --git a/mesalib/src/glsl/opt_discard_simplification.cpp b/mesalib/src/glsl/opt_discard_simplification.cpp
index a19947ddd..ba4981bae 100644
--- a/mesalib/src/glsl/opt_discard_simplification.cpp
+++ b/mesalib/src/glsl/opt_discard_simplification.cpp
@@ -138,6 +138,7 @@ is_only_instruction(ir_discard *discard)
 ir_visitor_status
 discard_simplifier::visit_enter(ir_assignment *ir)
 {
+   (void) ir;
    return visit_continue_with_parent;
 }
 
diff --git a/mesalib/src/glsl/opt_if_simplification.cpp b/mesalib/src/glsl/opt_if_simplification.cpp
index 2d8858e49..940dd08d5 100644
--- a/mesalib/src/glsl/opt_if_simplification.cpp
+++ b/mesalib/src/glsl/opt_if_simplification.cpp
@@ -1,94 +1,95 @@
-/*

- * Copyright © 2010 Intel Corporation

- *

- * Permission is hereby granted, free of charge, to any person obtaining a

- * copy of this software and associated documentation files (the "Software"),

- * to deal in the Software without restriction, including without limitation

- * the rights to use, copy, modify, merge, publish, distribute, sublicense,

- * and/or sell copies of the Software, and to permit persons to whom the

- * Software is furnished to do so, subject to the following conditions:

- *

- * The above copyright notice and this permission notice (including the next

- * paragraph) shall be included in all copies or substantial portions of the

- * Software.

- *

- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER

- * DEALINGS IN THE SOFTWARE.

- */

-

-/**

- * \file opt_if_simplification.cpp

- *

- * Moves constant branches of if statements out to the surrounding

- * instruction stream.

- */

-

-#include "ir.h"

-

-class ir_if_simplification_visitor : public ir_hierarchical_visitor {

-public:

-   ir_if_simplification_visitor()

-   {

-      this->made_progress = false;

-   }

-

-   ir_visitor_status visit_leave(ir_if *);

-   ir_visitor_status visit_enter(ir_assignment *);

-

-   bool made_progress;

-};

-

-/* We only care about the top level "if" instructions, so don't

- * descend into expressions.

- */

-ir_visitor_status

-ir_if_simplification_visitor::visit_enter(ir_assignment *ir)

-{

-   return visit_continue_with_parent;

-}

-

-bool

-do_if_simplification(exec_list *instructions)

-{

-   ir_if_simplification_visitor v;

-

-   v.run(instructions);

-   return v.made_progress;

-}

-

-

-ir_visitor_status

-ir_if_simplification_visitor::visit_leave(ir_if *ir)

-{

-   /* FINISHME: Ideally there would be a way to note that the condition results

-    * FINISHME: in a constant before processing both of the other subtrees.

-    * FINISHME: This can probably be done with some flags, but it would take

-    * FINISHME: some work to get right.

-    */

-   ir_constant *condition_constant = ir->condition->constant_expression_value();

-   if (condition_constant) {

-      /* Move the contents of the one branch of the conditional

-       * that matters out.

-       */

-      if (condition_constant->value.b[0]) {

-	 foreach_iter(exec_list_iterator, then_iter, ir->then_instructions) {

-	    ir_instruction *then_ir = (ir_instruction *)then_iter.get();

-	    ir->insert_before(then_ir);

-	 }

-      } else {

-	 foreach_iter(exec_list_iterator, else_iter, ir->else_instructions) {

-	    ir_instruction *else_ir = (ir_instruction *)else_iter.get();

-	    ir->insert_before(else_ir);

-	 }

-      }

-      ir->remove();

-      this->made_progress = true;

-   }

-

-   return visit_continue;

-}

+/*
+ * Copyright © 2010 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+/**
+ * \file opt_if_simplification.cpp
+ *
+ * Moves constant branches of if statements out to the surrounding
+ * instruction stream.
+ */
+
+#include "ir.h"
+
+class ir_if_simplification_visitor : public ir_hierarchical_visitor {
+public:
+   ir_if_simplification_visitor()
+   {
+      this->made_progress = false;
+   }
+
+   ir_visitor_status visit_leave(ir_if *);
+   ir_visitor_status visit_enter(ir_assignment *);
+
+   bool made_progress;
+};
+
+/* We only care about the top level "if" instructions, so don't
+ * descend into expressions.
+ */
+ir_visitor_status
+ir_if_simplification_visitor::visit_enter(ir_assignment *ir)
+{
+   (void) ir;
+   return visit_continue_with_parent;
+}
+
+bool
+do_if_simplification(exec_list *instructions)
+{
+   ir_if_simplification_visitor v;
+
+   v.run(instructions);
+   return v.made_progress;
+}
+
+
+ir_visitor_status
+ir_if_simplification_visitor::visit_leave(ir_if *ir)
+{
+   /* FINISHME: Ideally there would be a way to note that the condition results
+    * FINISHME: in a constant before processing both of the other subtrees.
+    * FINISHME: This can probably be done with some flags, but it would take
+    * FINISHME: some work to get right.
+    */
+   ir_constant *condition_constant = ir->condition->constant_expression_value();
+   if (condition_constant) {
+      /* Move the contents of the one branch of the conditional
+       * that matters out.
+       */
+      if (condition_constant->value.b[0]) {
+	 foreach_iter(exec_list_iterator, then_iter, ir->then_instructions) {
+	    ir_instruction *then_ir = (ir_instruction *)then_iter.get();
+	    ir->insert_before(then_ir);
+	 }
+      } else {
+	 foreach_iter(exec_list_iterator, else_iter, ir->else_instructions) {
+	    ir_instruction *else_ir = (ir_instruction *)else_iter.get();
+	    ir->insert_before(else_ir);
+	 }
+      }
+      ir->remove();
+      this->made_progress = true;
+   }
+
+   return visit_continue;
+}
diff --git a/mesalib/src/glsl/standalone_scaffolding.cpp b/mesalib/src/glsl/standalone_scaffolding.cpp
index bbd7bb913..72aa1e428 100644
--- a/mesalib/src/glsl/standalone_scaffolding.cpp
+++ b/mesalib/src/glsl/standalone_scaffolding.cpp
@@ -37,6 +37,7 @@ void
 _mesa_reference_shader(struct gl_context *ctx, struct gl_shader **ptr,
                        struct gl_shader *sh)
 {
+   (void) ctx;
    *ptr = sh;
 }