2016-01-07 18:44:22 +00:00
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// Copyright (c) 2015-2016 The Khronos Group Inc.
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2015-05-22 17:26:19 +00:00
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and/or associated documentation files (the
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// "Materials"), to deal in the Materials without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Materials, and to
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// permit persons to whom the Materials are furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Materials.
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//
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// MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS
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// KHRONOS STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS
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// SPECIFICATIONS AND HEADER INFORMATION ARE LOCATED AT
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// https://www.khronos.org/registry/
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//
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// THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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// MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
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2016-02-18 17:21:10 +00:00
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#include <cstdio>
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#include <cstring>
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2015-11-11 17:45:23 +00:00
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2015-05-22 17:26:19 +00:00
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#include <vector>
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2016-02-17 19:44:00 +00:00
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#include "spirv-tools/libspirv.h"
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2015-11-11 17:45:23 +00:00
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2015-11-02 14:41:20 +00:00
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void print_usage(char* argv0) {
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printf(
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2015-11-13 01:42:16 +00:00
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R"(%s - Create a SPIR-V binary module from SPIR-V assembly text
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2016-02-18 17:21:10 +00:00
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Usage: %s [options] [<filename>]
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2015-11-13 01:42:16 +00:00
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2016-02-18 17:21:10 +00:00
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The SPIR-V assembly text is read from <filename>. If no file is specified,
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or if the filename is "-", then the binary is read from standard input.
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The SPIR-V binary module is written to file "out.spv", unless the -o option
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is used.
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2015-11-13 01:42:16 +00:00
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Options:
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-h Print this help.
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2016-02-18 22:43:23 +00:00
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-o <filename> Set the output filename. Use '-' to mean stdout.
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2015-11-13 01:42:16 +00:00
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)",
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argv0, argv0);
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2015-05-22 17:26:19 +00:00
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}
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2015-11-02 14:41:20 +00:00
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int main(int argc, char** argv) {
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const char* inFile = nullptr;
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const char* outFile = nullptr;
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2015-05-22 17:26:19 +00:00
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for (int argi = 1; argi < argc; ++argi) {
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if ('-' == argv[argi][0]) {
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2015-11-05 22:45:09 +00:00
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switch (argv[argi][1]) {
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2015-11-13 01:42:16 +00:00
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case 'h': {
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print_usage(argv[0]);
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return 0;
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}
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2015-11-05 22:45:09 +00:00
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case 'o': {
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if (!outFile && argi + 1 < argc) {
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outFile = argv[++argi];
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} else {
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2015-09-10 21:42:41 +00:00
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print_usage(argv[0]);
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return 1;
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2015-11-05 22:45:09 +00:00
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}
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} break;
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2016-02-18 17:21:10 +00:00
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case 0: {
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// Setting a filename of "-" to indicate stdin.
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if (!inFile) {
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inFile = argv[argi];
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} else {
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fprintf(stderr, "error: More than one input file specified\n");
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return 1;
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}
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} break;
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2015-11-05 22:45:09 +00:00
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default:
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print_usage(argv[0]);
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return 1;
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2015-05-22 17:26:19 +00:00
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}
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} else {
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if (!inFile) {
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inFile = argv[argi];
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} else {
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2016-02-18 17:21:10 +00:00
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fprintf(stderr, "error: More than one input file specified\n");
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2015-05-22 17:26:19 +00:00
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return 1;
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}
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}
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}
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if (!outFile) {
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outFile = "out.spv";
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}
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std::vector<char> contents;
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2016-02-18 17:21:10 +00:00
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const bool use_file = inFile && strcmp("-", inFile);
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if (FILE* fp = (use_file ? fopen(inFile, "r") : stdin)) {
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2015-05-22 17:26:19 +00:00
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char buf[1024];
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while (size_t len = fread(buf, 1, sizeof(buf), fp))
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contents.insert(contents.end(), buf, buf + len);
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2016-02-19 15:15:17 +00:00
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if (use_file) fclose(fp);
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2015-05-22 17:26:19 +00:00
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} else {
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fprintf(stderr, "error: file does not exist '%s'\n", inFile);
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return 1;
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}
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spv_binary binary;
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spv_diagnostic diagnostic = nullptr;
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2015-11-12 18:48:30 +00:00
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spv_context context = spvContextCreate();
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spv_result_t error = spvTextToBinary(context, contents.data(),
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contents.size(), &binary, &diagnostic);
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spvContextDestroy(context);
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2015-09-11 18:31:27 +00:00
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if (error) {
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spvDiagnosticPrint(diagnostic);
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spvDiagnosticDestroy(diagnostic);
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return error;
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}
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2015-05-22 17:26:19 +00:00
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2016-02-18 22:43:23 +00:00
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const bool use_stdout = outFile[0] == '-' && outFile[1] == 0;
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if (FILE* fp = (use_stdout ? stdout : fopen(outFile, "wb"))) {
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2015-05-22 17:26:19 +00:00
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size_t written =
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fwrite(binary->code, sizeof(uint32_t), (size_t)binary->wordCount, fp);
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if (binary->wordCount != written) {
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fprintf(stderr, "error: could not write to file '%s'\n", outFile);
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return 1;
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}
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2016-02-19 15:15:17 +00:00
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if (!use_stdout) fclose(fp);
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2015-05-22 17:26:19 +00:00
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} else {
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fprintf(stderr, "error: could not open file '%s'\n", outFile);
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return 1;
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}
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spvBinaryDestroy(binary);
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return 0;
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}
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