libX11 libXinerama mesa git update 1 Feb 2011

1 files changed, 336 insertions, 330 deletions

diff --git a/mesalib/src/glsl/main.cpp b/mesalib/src/glsl/main.cpp
index c445fb2b5..6f0552931 100644
--- a/mesalib/src/glsl/main.cpp
+++ b/mesalib/src/glsl/main.cpp
@@ -1,330 +1,336 @@
-/*

- * Copyright © 2008, 2009 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 <cstdlib>

-#include <cstdio>

-#include <getopt.h>

-

-#include "ast.h"

-#include "glsl_parser_extras.h"

-#include "glsl_parser.h"

-#include "ir_optimization.h"

-#include "ir_print_visitor.h"

-#include "program.h"

-#include "loop_analysis.h"

-

-extern "C" struct gl_shader *

-_mesa_new_shader(struct gl_context *ctx, GLuint name, GLenum type);

-

-extern "C" void

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

-                       struct gl_shader *sh);

-

-/* Copied from shader_api.c for the stand-alone compiler.

- */

-void

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

-                       struct gl_shader *sh)

-{

-   *ptr = sh;

-}

-

-struct gl_shader *

-_mesa_new_shader(struct gl_context *ctx, GLuint name, GLenum type)

-{

-   struct gl_shader *shader;

-

-   (void) ctx;

-

-   assert(type == GL_FRAGMENT_SHADER || type == GL_VERTEX_SHADER);

-   shader = talloc_zero(NULL, struct gl_shader);

-   if (shader) {

-      shader->Type = type;

-      shader->Name = name;

-      shader->RefCount = 1;

-   }

-   return shader;

-}

-

-static void

-initialize_context(struct gl_context *ctx, gl_api api)

-{

-   memset(ctx, 0, sizeof(*ctx));

-

-   ctx->API = api;

-

-   ctx->Extensions.ARB_draw_buffers = GL_TRUE;

-   ctx->Extensions.ARB_draw_instanced = GL_TRUE;

-   ctx->Extensions.ARB_fragment_coord_conventions = GL_TRUE;

-   ctx->Extensions.EXT_texture_array = GL_TRUE;

-   ctx->Extensions.NV_texture_rectangle = GL_TRUE;

-

-   /* 1.10 minimums. */

-   ctx->Const.MaxLights = 8;

-   ctx->Const.MaxClipPlanes = 8;

-   ctx->Const.MaxTextureUnits = 2;

-

-   /* More than the 1.10 minimum to appease parser tests taken from

-    * apps that (hopefully) already checked the number of coords.

-    */

-   ctx->Const.MaxTextureCoordUnits = 4;

-

-   ctx->Const.VertexProgram.MaxAttribs = 16;

-   ctx->Const.VertexProgram.MaxUniformComponents = 512;

-   ctx->Const.MaxVarying = 8;

-   ctx->Const.MaxVertexTextureImageUnits = 0;

-   ctx->Const.MaxCombinedTextureImageUnits = 2;

-   ctx->Const.MaxTextureImageUnits = 2;

-   ctx->Const.FragmentProgram.MaxUniformComponents = 64;

-

-   ctx->Const.MaxDrawBuffers = 2;

-

-   ctx->Driver.NewShader = _mesa_new_shader;

-}

-

-/* Returned string will have 'ctx' as its talloc owner. */

-static char *

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

-{

-	char *text = NULL;

-	size_t size;

-	size_t total_read = 0;

-	FILE *fp = fopen(file_name, "rb");

-

-	if (!fp) {

-		return NULL;

-	}

-

-	fseek(fp, 0L, SEEK_END);

-	size = ftell(fp);

-	fseek(fp, 0L, SEEK_SET);

-

-	text = (char *) talloc_size(ctx, size + 1);

-	if (text != NULL) {

-		do {

-			size_t bytes = fread(text + total_read,

-					     1, size - total_read, fp);

-			if (bytes < size - total_read) {

-				free(text);

-				text = NULL;

-				break;

-			}

-

-			if (bytes == 0) {

-				break;

-			}

-

-			total_read += bytes;

-		} while (total_read < size);

-

-		text[total_read] = '\0';

-	}

-

-	fclose(fp);

-

-	return text;

-}

-

-int glsl_es = 0;

-int dump_ast = 0;

-int dump_hir = 0;

-int dump_lir = 0;

-int do_link = 0;

-

-const struct option compiler_opts[] = {

-   { "glsl-es",  0, &glsl_es,  1 },

-   { "dump-ast", 0, &dump_ast, 1 },

-   { "dump-hir", 0, &dump_hir, 1 },

-   { "dump-lir", 0, &dump_lir, 1 },

-   { "link",     0, &do_link,  1 },

-   { NULL, 0, NULL, 0 }

-};

-

-/**

- * \brief Print proper usage and exit with failure.

- */

-void

-usage_fail(const char *name)

-{

-

-   const char *header =

-      "usage: %s [options] <file.vert | file.geom | file.frag>\n"

-      "\n"

-      "Possible options are:\n";

-   printf(header, name, name);

-   for (const struct option *o = compiler_opts; o->name != 0; ++o) {

-      printf("    --%s\n", o->name);

-   }

-   exit(EXIT_FAILURE);

-}

-

-

-void

-compile_shader(struct gl_context *ctx, struct gl_shader *shader)

-{

-   struct _mesa_glsl_parse_state *state =

-      new(shader) _mesa_glsl_parse_state(ctx, shader->Type, shader);

-

-   const char *source = shader->Source;

-   state->error = preprocess(state, &source, &state->info_log,

-			     state->extensions, ctx->API) != 0;

-

-   if (!state->error) {

-      _mesa_glsl_lexer_ctor(state, source);

-      _mesa_glsl_parse(state);

-      _mesa_glsl_lexer_dtor(state);

-   }

-

-   if (dump_ast) {

-      foreach_list_const(n, &state->translation_unit) {

-	 ast_node *ast = exec_node_data(ast_node, n, link);

-	 ast->print();

-      }

-      printf("\n\n");

-   }

-

-   shader->ir = new(shader) exec_list;

-   if (!state->error && !state->translation_unit.is_empty())

-      _mesa_ast_to_hir(shader->ir, state);

-

-   /* Print out the unoptimized IR. */

-   if (!state->error && dump_hir) {

-      validate_ir_tree(shader->ir);

-      _mesa_print_ir(shader->ir, state);

-   }

-

-   /* Optimization passes */

-   if (!state->error && !shader->ir->is_empty()) {

-      bool progress;

-      do {

-	 progress = do_common_optimization(shader->ir, false, 32);

-      } while (progress);

-

-      validate_ir_tree(shader->ir);

-   }

-

-

-   /* Print out the resulting IR */

-   if (!state->error && dump_lir) {

-      _mesa_print_ir(shader->ir, state);

-   }

-

-   shader->symbols = state->symbols;

-   shader->CompileStatus = !state->error;

-   shader->Version = state->language_version;

-   memcpy(shader->builtins_to_link, state->builtins_to_link,

-	  sizeof(shader->builtins_to_link[0]) * state->num_builtins_to_link);

-   shader->num_builtins_to_link = state->num_builtins_to_link;

-

-   if (shader->InfoLog)

-      talloc_free(shader->InfoLog);

-

-   shader->InfoLog = state->info_log;

-

-   /* Retain any live IR, but trash the rest. */

-   reparent_ir(shader->ir, shader);

-

-   talloc_free(state);

-

-   return;

-}

-

-int

-main(int argc, char **argv)

-{

-   int status = EXIT_SUCCESS;

-   struct gl_context local_ctx;

-   struct gl_context *ctx = &local_ctx;

-

-   int c;

-   int idx = 0;

-   while ((c = getopt_long(argc, argv, "", compiler_opts, &idx)) != -1)

-      /* empty */ ;

-

-

-   if (argc <= optind)

-      usage_fail(argv[0]);

-

-   initialize_context(ctx, (glsl_es) ? API_OPENGLES2 : API_OPENGL);

-

-   struct gl_shader_program *whole_program;

-

-   whole_program = talloc_zero (NULL, struct gl_shader_program);

-   assert(whole_program != NULL);

-

-   for (/* empty */; argc > optind; optind++) {

-      whole_program->Shaders = (struct gl_shader **)

-	 talloc_realloc(whole_program, whole_program->Shaders,

-			struct gl_shader *, whole_program->NumShaders + 1);

-      assert(whole_program->Shaders != NULL);

-

-      struct gl_shader *shader = talloc_zero(whole_program, gl_shader);

-

-      whole_program->Shaders[whole_program->NumShaders] = shader;

-      whole_program->NumShaders++;

-

-      const unsigned len = strlen(argv[optind]);

-      if (len < 6)

-	 usage_fail(argv[0]);

-

-      const char *const ext = & argv[optind][len - 5];

-      if (strncmp(".vert", ext, 5) == 0)

-	 shader->Type = GL_VERTEX_SHADER;

-      else if (strncmp(".geom", ext, 5) == 0)

-	 shader->Type = GL_GEOMETRY_SHADER;

-      else if (strncmp(".frag", ext, 5) == 0)

-	 shader->Type = GL_FRAGMENT_SHADER;

-      else

-	 usage_fail(argv[0]);

-

-      shader->Source = load_text_file(whole_program, argv[optind]);

-      if (shader->Source == NULL) {

-	 printf("File \"%s\" does not exist.\n", argv[optind]);

-	 exit(EXIT_FAILURE);

-      }

-

-      compile_shader(ctx, shader);

-

-      if (!shader->CompileStatus) {

-	 printf("Info log for %s:\n%s\n", argv[optind], shader->InfoLog);

-	 status = EXIT_FAILURE;

-	 break;

-      }

-   }

-

-   if ((status == EXIT_SUCCESS) && do_link)  {

-      link_shaders(ctx, whole_program);

-      status = (whole_program->LinkStatus) ? EXIT_SUCCESS : EXIT_FAILURE;

-

-      if (strlen(whole_program->InfoLog) > 0)

-	 printf("Info log for linking:\n%s\n", whole_program->InfoLog);

-   }

-

-   for (unsigned i = 0; i < MESA_SHADER_TYPES; i++)

-      talloc_free(whole_program->_LinkedShaders[i]);

-

-   talloc_free(whole_program);

-   _mesa_glsl_release_types();

-   _mesa_glsl_release_functions();

-

-   return status;

-}

+/*
+ * Copyright © 2008, 2009 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 <cstdlib>
+#include <cstdio>
+#include <getopt.h>
+
+#include "ast.h"
+#include "glsl_parser_extras.h"
+#include "glsl_parser.h"
+#include "ir_optimization.h"
+#include "ir_print_visitor.h"
+#include "program.h"
+#include "loop_analysis.h"
+
+extern "C" struct gl_shader *
+_mesa_new_shader(struct gl_context *ctx, GLuint name, GLenum type);
+
+extern "C" void
+_mesa_reference_shader(struct gl_context *ctx, struct gl_shader **ptr,
+                       struct gl_shader *sh);
+
+/* Copied from shader_api.c for the stand-alone compiler.
+ */
+void
+_mesa_reference_shader(struct gl_context *ctx, struct gl_shader **ptr,
+                       struct gl_shader *sh)
+{
+   *ptr = sh;
+}
+
+struct gl_shader *
+_mesa_new_shader(struct gl_context *ctx, GLuint name, GLenum type)
+{
+   struct gl_shader *shader;
+
+   (void) ctx;
+
+   assert(type == GL_FRAGMENT_SHADER || type == GL_VERTEX_SHADER);
+   shader = rzalloc(NULL, struct gl_shader);
+   if (shader) {
+      shader->Type = type;
+      shader->Name = name;
+      shader->RefCount = 1;
+   }
+   return shader;
+}
+
+static void
+initialize_context(struct gl_context *ctx, gl_api api)
+{
+   memset(ctx, 0, sizeof(*ctx));
+
+   ctx->API = api;
+
+   ctx->Extensions.ARB_ES2_compatibility = GL_TRUE;
+   ctx->Extensions.ARB_draw_buffers = GL_TRUE;
+   ctx->Extensions.ARB_draw_instanced = GL_TRUE;
+   ctx->Extensions.ARB_fragment_coord_conventions = GL_TRUE;
+   ctx->Extensions.EXT_texture_array = GL_TRUE;
+   ctx->Extensions.NV_texture_rectangle = GL_TRUE;
+
+   /* GLSL 1.30 isn't fully supported, but we need to advertise 1.30 so that
+    * the built-in functions for 1.30 can be built.
+    */
+   ctx->Const.GLSLVersion = 130;
+
+   /* 1.10 minimums. */
+   ctx->Const.MaxLights = 8;
+   ctx->Const.MaxClipPlanes = 8;
+   ctx->Const.MaxTextureUnits = 2;
+
+   /* More than the 1.10 minimum to appease parser tests taken from
+    * apps that (hopefully) already checked the number of coords.
+    */
+   ctx->Const.MaxTextureCoordUnits = 4;
+
+   ctx->Const.VertexProgram.MaxAttribs = 16;
+   ctx->Const.VertexProgram.MaxUniformComponents = 512;
+   ctx->Const.MaxVarying = 8;
+   ctx->Const.MaxVertexTextureImageUnits = 0;
+   ctx->Const.MaxCombinedTextureImageUnits = 2;
+   ctx->Const.MaxTextureImageUnits = 2;
+   ctx->Const.FragmentProgram.MaxUniformComponents = 64;
+
+   ctx->Const.MaxDrawBuffers = 2;
+
+   ctx->Driver.NewShader = _mesa_new_shader;
+}
+
+/* Returned string will have 'ctx' as its ralloc owner. */
+static char *
+load_text_file(void *ctx, const char *file_name)
+{
+	char *text = NULL;
+	size_t size;
+	size_t total_read = 0;
+	FILE *fp = fopen(file_name, "rb");
+
+	if (!fp) {
+		return NULL;
+	}
+
+	fseek(fp, 0L, SEEK_END);
+	size = ftell(fp);
+	fseek(fp, 0L, SEEK_SET);
+
+	text = (char *) ralloc_size(ctx, size + 1);
+	if (text != NULL) {
+		do {
+			size_t bytes = fread(text + total_read,
+					     1, size - total_read, fp);
+			if (bytes < size - total_read) {
+				free(text);
+				text = NULL;
+				break;
+			}
+
+			if (bytes == 0) {
+				break;
+			}
+
+			total_read += bytes;
+		} while (total_read < size);
+
+		text[total_read] = '\0';
+	}
+
+	fclose(fp);
+
+	return text;
+}
+
+int glsl_es = 0;
+int dump_ast = 0;
+int dump_hir = 0;
+int dump_lir = 0;
+int do_link = 0;
+
+const struct option compiler_opts[] = {
+   { "glsl-es",  0, &glsl_es,  1 },
+   { "dump-ast", 0, &dump_ast, 1 },
+   { "dump-hir", 0, &dump_hir, 1 },
+   { "dump-lir", 0, &dump_lir, 1 },
+   { "link",     0, &do_link,  1 },
+   { NULL, 0, NULL, 0 }
+};
+
+/**
+ * \brief Print proper usage and exit with failure.
+ */
+void
+usage_fail(const char *name)
+{
+
+   const char *header =
+      "usage: %s [options] <file.vert | file.geom | file.frag>\n"
+      "\n"
+      "Possible options are:\n";
+   printf(header, name, name);
+   for (const struct option *o = compiler_opts; o->name != 0; ++o) {
+      printf("    --%s\n", o->name);
+   }
+   exit(EXIT_FAILURE);
+}
+
+
+void
+compile_shader(struct gl_context *ctx, struct gl_shader *shader)
+{
+   struct _mesa_glsl_parse_state *state =
+      new(shader) _mesa_glsl_parse_state(ctx, shader->Type, shader);
+
+   const char *source = shader->Source;
+   state->error = preprocess(state, &source, &state->info_log,
+			     state->extensions, ctx->API) != 0;
+
+   if (!state->error) {
+      _mesa_glsl_lexer_ctor(state, source);
+      _mesa_glsl_parse(state);
+      _mesa_glsl_lexer_dtor(state);
+   }
+
+   if (dump_ast) {
+      foreach_list_const(n, &state->translation_unit) {
+	 ast_node *ast = exec_node_data(ast_node, n, link);
+	 ast->print();
+      }
+      printf("\n\n");
+   }
+
+   shader->ir = new(shader) exec_list;
+   if (!state->error && !state->translation_unit.is_empty())
+      _mesa_ast_to_hir(shader->ir, state);
+
+   /* Print out the unoptimized IR. */
+   if (!state->error && dump_hir) {
+      validate_ir_tree(shader->ir);
+      _mesa_print_ir(shader->ir, state);
+   }
+
+   /* Optimization passes */
+   if (!state->error && !shader->ir->is_empty()) {
+      bool progress;
+      do {
+	 progress = do_common_optimization(shader->ir, false, 32);
+      } while (progress);
+
+      validate_ir_tree(shader->ir);
+   }
+
+
+   /* Print out the resulting IR */
+   if (!state->error && dump_lir) {
+      _mesa_print_ir(shader->ir, state);
+   }
+
+   shader->symbols = state->symbols;
+   shader->CompileStatus = !state->error;
+   shader->Version = state->language_version;
+   memcpy(shader->builtins_to_link, state->builtins_to_link,
+	  sizeof(shader->builtins_to_link[0]) * state->num_builtins_to_link);
+   shader->num_builtins_to_link = state->num_builtins_to_link;
+
+   if (shader->InfoLog)
+      ralloc_free(shader->InfoLog);
+
+   shader->InfoLog = state->info_log;
+
+   /* Retain any live IR, but trash the rest. */
+   reparent_ir(shader->ir, shader);
+
+   ralloc_free(state);
+
+   return;
+}
+
+int
+main(int argc, char **argv)
+{
+   int status = EXIT_SUCCESS;
+   struct gl_context local_ctx;
+   struct gl_context *ctx = &local_ctx;
+
+   int c;
+   int idx = 0;
+   while ((c = getopt_long(argc, argv, "", compiler_opts, &idx)) != -1)
+      /* empty */ ;
+
+
+   if (argc <= optind)
+      usage_fail(argv[0]);
+
+   initialize_context(ctx, (glsl_es) ? API_OPENGLES2 : API_OPENGL);
+
+   struct gl_shader_program *whole_program;
+
+   whole_program = rzalloc (NULL, struct gl_shader_program);
+   assert(whole_program != NULL);
+
+   for (/* empty */; argc > optind; optind++) {
+      whole_program->Shaders =
+	 reralloc(whole_program, whole_program->Shaders,
+		  struct gl_shader *, whole_program->NumShaders + 1);
+      assert(whole_program->Shaders != NULL);
+
+      struct gl_shader *shader = rzalloc(whole_program, gl_shader);
+
+      whole_program->Shaders[whole_program->NumShaders] = shader;
+      whole_program->NumShaders++;
+
+      const unsigned len = strlen(argv[optind]);
+      if (len < 6)
+	 usage_fail(argv[0]);
+
+      const char *const ext = & argv[optind][len - 5];
+      if (strncmp(".vert", ext, 5) == 0)
+	 shader->Type = GL_VERTEX_SHADER;
+      else if (strncmp(".geom", ext, 5) == 0)
+	 shader->Type = GL_GEOMETRY_SHADER;
+      else if (strncmp(".frag", ext, 5) == 0)
+	 shader->Type = GL_FRAGMENT_SHADER;
+      else
+	 usage_fail(argv[0]);
+
+      shader->Source = load_text_file(whole_program, argv[optind]);
+      if (shader->Source == NULL) {
+	 printf("File \"%s\" does not exist.\n", argv[optind]);
+	 exit(EXIT_FAILURE);
+      }
+
+      compile_shader(ctx, shader);
+
+      if (!shader->CompileStatus) {
+	 printf("Info log for %s:\n%s\n", argv[optind], shader->InfoLog);
+	 status = EXIT_FAILURE;
+	 break;
+      }
+   }
+
+   if ((status == EXIT_SUCCESS) && do_link)  {
+      link_shaders(ctx, whole_program);
+      status = (whole_program->LinkStatus) ? EXIT_SUCCESS : EXIT_FAILURE;
+
+      if (strlen(whole_program->InfoLog) > 0)
+	 printf("Info log for linking:\n%s\n", whole_program->InfoLog);
+   }
+
+   for (unsigned i = 0; i < MESA_SHADER_TYPES; i++)
+      ralloc_free(whole_program->_LinkedShaders[i]);
+
+   ralloc_free(whole_program);
+   _mesa_glsl_release_types();
+   _mesa_glsl_release_functions();
+
+   return status;
+}