1/*
2 * Copyright (C) 2019 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "WHLSLMetalCodeGenerator.h"
28
29#if ENABLE(WEBGPU)
30
31#include "WHLSLFunctionWriter.h"
32#include "WHLSLTypeNamer.h"
33#include <wtf/text/StringBuilder.h>
34
35namespace WebCore {
36
37namespace WHLSL {
38
39namespace Metal {
40
41static String generateMetalCodeShared(String&& metalTypes, String&& metalFunctions)
42{
43 StringBuilder stringBuilder;
44 stringBuilder.append("#include <metal_stdlib>\n");
45 stringBuilder.append("#include <metal_atomic>\n");
46 stringBuilder.append("#include <metal_math>\n");
47 stringBuilder.append("#include <metal_relational>\n");
48 stringBuilder.append("#include <metal_compute>\n");
49 stringBuilder.append("#include <metal_texture>\n");
50 stringBuilder.append("\n");
51 stringBuilder.append("using namespace metal;\n");
52 stringBuilder.append("\n");
53
54 stringBuilder.append(WTFMove(metalTypes));
55 stringBuilder.append(WTFMove(metalFunctions));
56 return stringBuilder.toString();
57}
58
59RenderMetalCode generateMetalCode(Program& program, MatchedRenderSemantics&& matchedSemantics, Layout& layout)
60{
61 TypeNamer typeNamer(program);
62 auto metalTypes = typeNamer.metalTypes();
63 auto metalFunctions = Metal::metalFunctions(program, typeNamer, WTFMove(matchedSemantics), layout);
64 auto metalCode = generateMetalCodeShared(WTFMove(metalTypes), WTFMove(metalFunctions.metalSource));
65 return { WTFMove(metalCode), WTFMove(metalFunctions.mangledVertexEntryPointName), WTFMove(metalFunctions.mangledFragmentEntryPointName) };
66}
67
68ComputeMetalCode generateMetalCode(Program& program, MatchedComputeSemantics&& matchedSemantics, Layout& layout)
69{
70 TypeNamer typeNamer(program);
71 auto metalTypes = typeNamer.metalTypes();
72 auto metalFunctions = Metal::metalFunctions(program, typeNamer, WTFMove(matchedSemantics), layout);
73 auto metalCode = generateMetalCodeShared(WTFMove(metalTypes), WTFMove(metalFunctions.metalSource));
74 return { WTFMove(metalCode), WTFMove(metalFunctions.mangledEntryPointName) };
75}
76
77}
78
79}
80
81}
82
83#endif
84