X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fglsl%2Fmain.cpp;h=4b39c9e54c272770271175c8a33cad551f34f2d0;hb=1e4081f54aa5c6cba566ed549389d847bf7e6799;hp=9b8a50738ac234eb8b7ebf6ba521ebda21e9fc75;hpb=4683529048ee133481b2d8f1cae1685aa1736f9a;p=mesa.git

diff --git a/src/glsl/main.cpp b/src/glsl/main.cpp
index 9b8a50738ac..4b39c9e54c2 100644
--- a/src/glsl/main.cpp
+++ b/src/glsl/main.cpp
@@ -22,33 +22,194 @@
  */
 #include <getopt.h>
 
+/** @file main.cpp
+ *
+ * This file is the main() routine and scaffolding for producing
+ * builtin_compiler (which doesn't include builtins itself and is used
+ * to generate the profile information for builtin_function.cpp), and
+ * for glsl_compiler (which does include builtins and can be used to
+ * offline compile GLSL code and examine the resulting GLSL IR.
+ */
+
 #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 "program/hash_table.h"
 #include "loop_analysis.h"
 #include "standalone_scaffolding.h"
 
+static int glsl_version = 330;
+
+extern "C" void
+_mesa_error_no_memory(const char *caller)
+{
+   fprintf(stderr, "Mesa error: out of memory in %s", caller);
+}
+
 static void
 initialize_context(struct gl_context *ctx, gl_api api)
 {
    initialize_context_to_defaults(ctx, api);
 
-   /* 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;
-
-   ctx->Const.MaxClipPlanes = 8;
-   ctx->Const.MaxDrawBuffers = 2;
-
-   /* More than the 1.10 minimum to appease parser tests taken from
-    * apps that (hopefully) already checked the number of coords.
+   /* The standalone compiler needs to claim support for almost
+    * everything in order to compile the built-in functions.
     */
-   ctx->Const.MaxTextureCoordUnits = 4;
+   ctx->Const.GLSLVersion = glsl_version;
+   ctx->Extensions.ARB_ES3_compatibility = true;
+   ctx->Const.MaxComputeWorkGroupCount[0] = 65535;
+   ctx->Const.MaxComputeWorkGroupCount[1] = 65535;
+   ctx->Const.MaxComputeWorkGroupCount[2] = 65535;
+   ctx->Const.MaxComputeWorkGroupSize[0] = 1024;
+   ctx->Const.MaxComputeWorkGroupSize[1] = 1024;
+   ctx->Const.MaxComputeWorkGroupSize[2] = 64;
+   ctx->Const.MaxComputeWorkGroupInvocations = 1024;
+   ctx->Const.Program[MESA_SHADER_COMPUTE].MaxTextureImageUnits = 16;
+   ctx->Const.Program[MESA_SHADER_COMPUTE].MaxUniformComponents = 1024;
+   ctx->Const.Program[MESA_SHADER_COMPUTE].MaxInputComponents = 0; /* not used */
+   ctx->Const.Program[MESA_SHADER_COMPUTE].MaxOutputComponents = 0; /* not used */
+
+   switch (ctx->Const.GLSLVersion) {
+   case 100:
+      ctx->Const.MaxClipPlanes = 0;
+      ctx->Const.MaxCombinedTextureImageUnits = 8;
+      ctx->Const.MaxDrawBuffers = 2;
+      ctx->Const.MinProgramTexelOffset = 0;
+      ctx->Const.MaxProgramTexelOffset = 0;
+      ctx->Const.MaxLights = 0;
+      ctx->Const.MaxTextureCoordUnits = 0;
+      ctx->Const.MaxTextureUnits = 8;
+
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxAttribs = 8;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxTextureImageUnits = 0;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxUniformComponents = 128 * 4;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxInputComponents = 0; /* not used */
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents = 32;
+
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits =
+         ctx->Const.MaxCombinedTextureImageUnits;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxUniformComponents = 16 * 4;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxInputComponents =
+         ctx->Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxOutputComponents = 0; /* not used */
+
+      ctx->Const.MaxVarying = ctx->Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents / 4;
+      break;
+   case 110:
+   case 120:
+      ctx->Const.MaxClipPlanes = 6;
+      ctx->Const.MaxCombinedTextureImageUnits = 2;
+      ctx->Const.MaxDrawBuffers = 1;
+      ctx->Const.MinProgramTexelOffset = 0;
+      ctx->Const.MaxProgramTexelOffset = 0;
+      ctx->Const.MaxLights = 8;
+      ctx->Const.MaxTextureCoordUnits = 2;
+      ctx->Const.MaxTextureUnits = 2;
+
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxAttribs = 16;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxTextureImageUnits = 0;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxUniformComponents = 512;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxInputComponents = 0; /* not used */
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents = 32;
+
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits =
+         ctx->Const.MaxCombinedTextureImageUnits;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxUniformComponents = 64;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxInputComponents =
+         ctx->Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxOutputComponents = 0; /* not used */
+
+      ctx->Const.MaxVarying = ctx->Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents / 4;
+      break;
+   case 130:
+   case 140:
+      ctx->Const.MaxClipPlanes = 8;
+      ctx->Const.MaxCombinedTextureImageUnits = 16;
+      ctx->Const.MaxDrawBuffers = 8;
+      ctx->Const.MinProgramTexelOffset = -8;
+      ctx->Const.MaxProgramTexelOffset = 7;
+      ctx->Const.MaxLights = 8;
+      ctx->Const.MaxTextureCoordUnits = 8;
+      ctx->Const.MaxTextureUnits = 2;
+
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxAttribs = 16;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxTextureImageUnits = 16;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxUniformComponents = 1024;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxInputComponents = 0; /* not used */
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents = 64;
+
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits = 16;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxUniformComponents = 1024;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxInputComponents =
+         ctx->Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxOutputComponents = 0; /* not used */
+
+      ctx->Const.MaxVarying = ctx->Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents / 4;
+      break;
+   case 150:
+   case 330:
+      ctx->Const.MaxClipPlanes = 8;
+      ctx->Const.MaxDrawBuffers = 8;
+      ctx->Const.MinProgramTexelOffset = -8;
+      ctx->Const.MaxProgramTexelOffset = 7;
+      ctx->Const.MaxLights = 8;
+      ctx->Const.MaxTextureCoordUnits = 8;
+      ctx->Const.MaxTextureUnits = 2;
+
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxAttribs = 16;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxTextureImageUnits = 16;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxUniformComponents = 1024;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxInputComponents = 0; /* not used */
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents = 64;
+
+      ctx->Const.Program[MESA_SHADER_GEOMETRY].MaxTextureImageUnits = 16;
+      ctx->Const.Program[MESA_SHADER_GEOMETRY].MaxUniformComponents = 1024;
+      ctx->Const.Program[MESA_SHADER_GEOMETRY].MaxInputComponents =
+         ctx->Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents;
+      ctx->Const.Program[MESA_SHADER_GEOMETRY].MaxOutputComponents = 128;
+
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits = 16;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxUniformComponents = 1024;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxInputComponents =
+         ctx->Const.Program[MESA_SHADER_GEOMETRY].MaxOutputComponents;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxOutputComponents = 0; /* not used */
+
+      ctx->Const.MaxCombinedTextureImageUnits =
+         ctx->Const.Program[MESA_SHADER_VERTEX].MaxTextureImageUnits
+         + ctx->Const.Program[MESA_SHADER_GEOMETRY].MaxTextureImageUnits
+         + ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits;
+
+      ctx->Const.MaxGeometryOutputVertices = 256;
+      ctx->Const.MaxGeometryTotalOutputComponents = 1024;
+
+      ctx->Const.MaxVarying = 60 / 4;
+      break;
+   case 300:
+      ctx->Const.MaxClipPlanes = 8;
+      ctx->Const.MaxCombinedTextureImageUnits = 32;
+      ctx->Const.MaxDrawBuffers = 4;
+      ctx->Const.MinProgramTexelOffset = -8;
+      ctx->Const.MaxProgramTexelOffset = 7;
+      ctx->Const.MaxLights = 0;
+      ctx->Const.MaxTextureCoordUnits = 0;
+      ctx->Const.MaxTextureUnits = 0;
+
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxAttribs = 16;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxTextureImageUnits = 16;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxUniformComponents = 1024;
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxInputComponents = 0; /* not used */
+      ctx->Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents = 16 * 4;
+
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits = 16;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxUniformComponents = 224;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxInputComponents = 15 * 4;
+      ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxOutputComponents = 0; /* not used */
+
+      ctx->Const.MaxVarying = ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxInputComponents / 4;
+      break;
+   }
 
+   ctx->Const.GenerateTemporaryNames = true;
    ctx->Driver.NewShader = _mesa_new_shader;
 }
 
@@ -77,7 +238,7 @@ load_text_file(void *ctx, const char *file_name)
 			if (bytes < size - total_read) {
 				free(text);
 				text = NULL;
-				break;
+				goto error;
 			}
 
 			if (bytes == 0) {
@@ -88,6 +249,7 @@ load_text_file(void *ctx, const char *file_name)
 		} while (total_read < size);
 
 		text[total_read] = '\0';
+error:;
 	}
 
 	fclose(fp);
@@ -95,18 +257,17 @@ load_text_file(void *ctx, const char *file_name)
 	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 },
+   { "dump-ast", no_argument, &dump_ast, 1 },
+   { "dump-hir", no_argument, &dump_hir, 1 },
+   { "dump-lir", no_argument, &dump_lir, 1 },
+   { "link",     no_argument, &do_link,  1 },
+   { "version",  required_argument, NULL, 'v' },
    { NULL, 0, NULL, 0 }
 };
 
@@ -121,7 +282,7 @@ usage_fail(const char *name)
       "usage: %s [options] <file.vert | file.geom | file.frag>\n"
       "\n"
       "Possible options are:\n";
-   printf(header, name, name);
+   printf(header, name);
    for (const struct option *o = compiler_opts; o->name != 0; ++o) {
       printf("    --%s\n", o->name);
    }
@@ -133,69 +294,15 @@ 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);
-   }
+      new(shader) _mesa_glsl_parse_state(ctx, shader->Stage, shader);
 
+   _mesa_glsl_compile_shader(ctx, shader, dump_ast, dump_hir);
 
    /* Print out the resulting IR */
    if (!state->error && dump_lir) {
-      _mesa_print_ir(shader->ir, state);
+      _mesa_print_ir(stdout, 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;
 }
 
@@ -205,17 +312,43 @@ main(int argc, char **argv)
    int status = EXIT_SUCCESS;
    struct gl_context local_ctx;
    struct gl_context *ctx = &local_ctx;
+   bool glsl_es = false;
 
    int c;
    int idx = 0;
-   while ((c = getopt_long(argc, argv, "", compiler_opts, &idx)) != -1)
-      /* empty */ ;
+   while ((c = getopt_long(argc, argv, "", compiler_opts, &idx)) != -1) {
+      switch (c) {
+      case 'v':
+         glsl_version = strtol(optarg, NULL, 10);
+         switch (glsl_version) {
+         case 100:
+         case 300:
+            glsl_es = true;
+            break;
+         case 110:
+         case 120:
+         case 130:
+         case 140:
+         case 150:
+         case 330:
+            glsl_es = false;
+            break;
+         default:
+            fprintf(stderr, "Unrecognized GLSL version `%s'\n", optarg);
+            usage_fail(argv[0]);
+            break;
+         }
+         break;
+      default:
+         break;
+      }
+   }
 
 
    if (argc <= optind)
       usage_fail(argv[0]);
 
-   initialize_context(ctx, (glsl_es) ? API_OPENGLES2 : API_OPENGL);
+   initialize_context(ctx, (glsl_es) ? API_OPENGLES2 : API_OPENGL_COMPAT);
 
    struct gl_shader_program *whole_program;
 
@@ -223,6 +356,11 @@ main(int argc, char **argv)
    assert(whole_program != NULL);
    whole_program->InfoLog = ralloc_strdup(whole_program, "");
 
+   /* Created just to avoid segmentation faults */
+   whole_program->AttributeBindings = new string_to_uint_map;
+   whole_program->FragDataBindings = new string_to_uint_map;
+   whole_program->FragDataIndexBindings = new string_to_uint_map;
+
    for (/* empty */; argc > optind; optind++) {
       whole_program->Shaders =
 	 reralloc(whole_program, whole_program->Shaders,
@@ -239,14 +377,17 @@ main(int argc, char **argv)
 	 usage_fail(argv[0]);
 
       const char *const ext = & argv[optind][len - 5];
-      if (strncmp(".vert", ext, 5) == 0)
+      if (strncmp(".vert", ext, 5) == 0 || strncmp(".glsl", 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 if (strncmp(".comp", ext, 5) == 0)
+         shader->Type = GL_COMPUTE_SHADER;
       else
 	 usage_fail(argv[0]);
+      shader->Stage = _mesa_shader_enum_to_shader_stage(shader->Type);
 
       shader->Source = load_text_file(whole_program, argv[optind]);
       if (shader->Source == NULL) {
@@ -256,14 +397,18 @@ main(int argc, char **argv)
 
       compile_shader(ctx, shader);
 
-      if (!shader->CompileStatus) {
+      if (strlen(shader->InfoLog) > 0)
 	 printf("Info log for %s:\n%s\n", argv[optind], shader->InfoLog);
+
+      if (!shader->CompileStatus) {
 	 status = EXIT_FAILURE;
 	 break;
       }
    }
 
    if ((status == EXIT_SUCCESS) && do_link)  {
+      _mesa_clear_shader_program_data(whole_program);
+
       link_shaders(ctx, whole_program);
       status = (whole_program->LinkStatus) ? EXIT_SUCCESS : EXIT_FAILURE;
 
@@ -271,12 +416,16 @@ main(int argc, char **argv)
 	 printf("Info log for linking:\n%s\n", whole_program->InfoLog);
    }
 
-   for (unsigned i = 0; i < MESA_SHADER_TYPES; i++)
+   for (unsigned i = 0; i < MESA_SHADER_STAGES; i++)
       ralloc_free(whole_program->_LinkedShaders[i]);
 
+   delete whole_program->AttributeBindings;
+   delete whole_program->FragDataBindings;
+   delete whole_program->FragDataIndexBindings;
+
    ralloc_free(whole_program);
    _mesa_glsl_release_types();
-   _mesa_glsl_release_functions();
+   _mesa_glsl_release_builtin_functions();
 
    return status;
 }