1/* 2 * Copyright © 2008, 2009 Intel Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 21 * DEALINGS IN THE SOFTWARE. 22 */ 23 24#include <stdlib.h> 25#include <stdio.h> 26#include <getopt.h> 27 28/** @file main.cpp 29 * 30 * This file is the main() routine and scaffolding for producing 31 * builtin_compiler (which doesn't include builtins itself and is used 32 * to generate the profile information for builtin_function.cpp), and 33 * for glsl_compiler (which does include builtins and can be used to 34 * offline compile GLSL code and examine the resulting GLSL IR. 35 */ 36 37#include "main/mtypes.h" 38#include "standalone.h" 39 40static struct standalone_options options; 41 42const struct option compiler_opts[] = { 43 { "dump-ast", no_argument, &options.dump_ast, 1 }, 44 { "dump-hir", no_argument, &options.dump_hir, 1 }, 45 { "dump-lir", no_argument, &options.dump_lir, 1 }, 46 { "dump-builder", no_argument, &options.dump_builder, 1 }, 47 { "link", no_argument, &options.do_link, 1 }, 48 { "just-log", no_argument, &options.just_log, 1 }, 49 { "lower-precision", no_argument, &options.lower_precision, 1 }, 50 { "version", required_argument, NULL, 'v' }, 51 { NULL, 0, NULL, 0 } 52}; 53 54/** 55 * \brief Print proper usage and exit with failure. 56 */ 57static void 58usage_fail(const char *name) 59{ 60 61 const char *header = 62 "usage: %s [options] <file.vert | file.tesc | file.tese | file.geom | file.frag | file.comp>\n" 63 "\n" 64 "Possible options are:\n"; 65 printf(header, name); 66 for (const struct option *o = compiler_opts; o->name != 0; ++o) { 67 printf(" --%s", o->name); 68 if (o->has_arg == required_argument) 69 printf(" (mandatory)"); 70 printf("\n"); 71 } 72 exit(EXIT_FAILURE); 73} 74 75int 76main(int argc, char * const* argv) 77{ 78 int status = EXIT_SUCCESS; 79 80 int c; 81 int idx = 0; 82 while ((c = getopt_long(argc, argv, "", compiler_opts, &idx)) != -1) { 83 switch (c) { 84 case 'v': 85 options.glsl_version = strtol(optarg, NULL, 10); 86 break; 87 default: 88 break; 89 } 90 } 91 92 if (argc <= optind) 93 usage_fail(argv[0]); 94 95 struct gl_shader_program *whole_program; 96 static struct gl_context local_ctx; 97 98 whole_program = standalone_compile_shader(&options, argc - optind, 99 &argv[optind], &local_ctx); 100 101 if (!whole_program) 102 usage_fail(argv[0]); 103 104 standalone_compiler_cleanup(whole_program); 105 106 return status; 107} 108