COPYRIGHT = """\ /* * Copyright (C) 2017 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. */ """ import argparse import json from sys import stdout from mako.template import Template def collect_data(spirv, kind): for x in spirv["operand_kinds"]: if x["kind"] == kind: operands = x break # There are some duplicate values in some of the tables (thanks guys!), so # filter them out. seen = set() values = [] for x in operands["enumerants"]: if x["value"] not in seen: seen.add(x["value"]) values.append(x["enumerant"]) return (kind, values, operands["category"]) def collect_opcodes(spirv): seen = set() values = [] for x in spirv["instructions"]: # Handle aliases by choosing the first one in the grammar. # E.g. OpDecorateString and OpDecorateStringGOOGLE share same opcode. if x["opcode"] in seen: continue opcode = x["opcode"] name = x["opname"] assert name.startswith("Op") values.append(name[2:]) seen.add(opcode) return ("Op", values, None) def parse_args(): p = argparse.ArgumentParser() p.add_argument("json") p.add_argument("out") return p.parse_args() TEMPLATE = Template("""\ /* DO NOT EDIT - This file is generated automatically by spirv_info_c.py script */ """ + COPYRIGHT + """\ #include "spirv_info.h" % for kind,values,category in info: % if category == "BitEnum": const char * spirv_${kind.lower()}_to_string(Spv${kind}Mask v) { switch (v) { % for name in values: %if name != "None": case Spv${kind}${name}Mask: return "Spv${kind}${name}"; % else: case Spv${kind}MaskNone: return "Spv${kind}${name}"; % endif % endfor } return "unknown"; } % else: const char * spirv_${kind.lower()}_to_string(Spv${kind} v) { switch (v) { % for name in values: case Spv${kind}${name}: return "Spv${kind}${name}"; % endfor case Spv${kind}Max: break; /* silence warnings about unhandled enums. */ } return "unknown"; } % endif % endfor """) if __name__ == "__main__": pargs = parse_args() spirv_info = json.JSONDecoder().decode(open(pargs.json, "r").read()) info = [ collect_data(spirv_info, "AddressingModel"), collect_data(spirv_info, "BuiltIn"), collect_data(spirv_info, "Capability"), collect_data(spirv_info, "Decoration"), collect_data(spirv_info, "Dim"), collect_data(spirv_info, "ExecutionMode"), collect_data(spirv_info, "ExecutionModel"), collect_data(spirv_info, "ImageFormat"), collect_data(spirv_info, "MemoryModel"), collect_data(spirv_info, "StorageClass"), collect_data(spirv_info, "ImageOperands"), collect_data(spirv_info, "FPRoundingMode"), collect_opcodes(spirv_info), ] with open(pargs.out, 'w') as f: f.write(TEMPLATE.render(info=info))