mirror of https://gitlab.freedesktop.org/mesa/mesa
215 lines
5.9 KiB
Python
215 lines
5.9 KiB
Python
COPYRIGHT = """\
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/*
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* Copyright (C) 2017 Intel Corporation
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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 associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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"""
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import argparse
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import json
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from sys import stdout
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from mako.template import Template
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def collect_data(spirv, kind):
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for x in spirv["operand_kinds"]:
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if x["kind"] == kind:
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operands = x
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break
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values = {}
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for x in operands["enumerants"]:
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name = x["enumerant"]
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val = x["value"]
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if val not in values:
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values[val] = [name]
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else:
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values[val].append(name)
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return (kind, list(values.values()), operands["category"])
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def collect_opcodes(spirv):
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seen = set()
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values = []
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for x in spirv["instructions"]:
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# Handle aliases by choosing the first one in the grammar.
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# E.g. OpDecorateString and OpDecorateStringGOOGLE share same opcode.
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if x["opcode"] in seen:
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continue
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opcode = x["opcode"]
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name = x["opname"]
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assert name.startswith("Op")
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values.append([name[2:]])
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seen.add(opcode)
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return ("Op", values, None)
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def parse_args():
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p = argparse.ArgumentParser()
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p.add_argument('--out-c', required=True, help='Output C file.')
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p.add_argument('--out-h', required=True, help='Output H file.')
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p.add_argument('--json', required=True, help='SPIR-V JSON file.')
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return p.parse_args()
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TEMPLATE_H = Template("""\
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/* DO NOT EDIT - This file is generated automatically by spirv_info_c.py script */
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""" + COPYRIGHT + """\
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#ifndef _SPIRV_INFO_H_
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#define _SPIRV_INFO_H_
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#include <stdbool.h>
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#include "compiler/spirv/spirv.h"
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% for kind,values,category in info:
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% if kind == "Capability":
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struct spirv_capabilities {
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% for names in values:
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% if len(names) == 1:
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bool ${names[0]};
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% else:
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union {
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% for name in names:
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bool ${name};
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% endfor
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};
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% endif
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% endfor
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};
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% endif
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% endfor
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bool spirv_capabilities_get(const struct spirv_capabilities *caps,
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SpvCapability cap);
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void spirv_capabilities_set(struct spirv_capabilities *caps,
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SpvCapability cap, bool enabled);
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% for kind,values,category in info:
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% if category == "BitEnum":
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const char *spirv_${kind.lower()}_to_string(Spv${kind}Mask v);
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% else:
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const char *spirv_${kind.lower()}_to_string(Spv${kind} v);
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% endif
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% endfor
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#endif /* SPIRV_INFO_H */
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""")
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TEMPLATE_C = Template("""\
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/* DO NOT EDIT - This file is generated automatically by spirv_info_c.py script */
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""" + COPYRIGHT + """\
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#include "spirv_info.h"
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#include "util/macros.h"
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% for kind,values,category in info:
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% if kind == "Capability":
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bool
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spirv_capabilities_get(const struct spirv_capabilities *caps,
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SpvCapability cap)
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{
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switch (cap) {
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% for names in values:
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case SpvCapability${names[0]}: return caps->${names[0]};
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% endfor
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default:
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return false;
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}
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}
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void
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spirv_capabilities_set(struct spirv_capabilities *caps,
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SpvCapability cap, bool enabled)
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{
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switch (cap) {
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% for names in values:
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case SpvCapability${names[0]}: caps->${names[0]} = enabled; break;
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% endfor
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default:
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unreachable("Unknown capability");
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}
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}
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% endif
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% endfor
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% for kind,values,category in info:
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% if category == "BitEnum":
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const char *
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spirv_${kind.lower()}_to_string(Spv${kind}Mask v)
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{
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switch (v) {
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% for names in values:
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%if names[0] != "None":
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case Spv${kind}${names[0]}Mask: return "Spv${kind}${names[0]}";
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% else:
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case Spv${kind}MaskNone: return "Spv${kind}${names[0]}";
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% endif
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% endfor
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}
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return "unknown";
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}
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% else:
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const char *
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spirv_${kind.lower()}_to_string(Spv${kind} v)
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{
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switch (v) {
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% for names in values:
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case Spv${kind}${names[0]}: return "Spv${kind}${names[0]}";
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% endfor
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case Spv${kind}Max: break; /* silence warnings about unhandled enums. */
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}
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return "unknown";
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}
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% endif
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% endfor
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""")
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if __name__ == "__main__":
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pargs = parse_args()
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spirv_info = json.JSONDecoder().decode(open(pargs.json, "r").read())
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info = [
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collect_data(spirv_info, "AddressingModel"),
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collect_data(spirv_info, "BuiltIn"),
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collect_data(spirv_info, "Capability"),
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collect_data(spirv_info, "Decoration"),
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collect_data(spirv_info, "Dim"),
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collect_data(spirv_info, "ExecutionMode"),
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collect_data(spirv_info, "ExecutionModel"),
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collect_data(spirv_info, "ImageFormat"),
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collect_data(spirv_info, "MemoryModel"),
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collect_data(spirv_info, "StorageClass"),
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collect_data(spirv_info, "ImageOperands"),
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collect_data(spirv_info, "FPRoundingMode"),
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collect_opcodes(spirv_info),
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]
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with open(pargs.out_h, 'w', encoding='utf-8') as f:
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f.write(TEMPLATE_H.render(info=info))
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with open(pargs.out_c, 'w', encoding='utf-8') as f:
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f.write(TEMPLATE_C.render(info=info))
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