/Users/buildslave/jenkins/workspace/coverage/llvm-project/clang/include/clang/Basic/HLSLRuntime.h
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1 | | //===- HLSLRuntime.h - HLSL Runtime -----------------------------*- C++ -*-===// |
2 | | // |
3 | | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | | // See https://llvm.org/LICENSE.txt for license information. |
5 | | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | | // |
7 | | //===----------------------------------------------------------------------===// |
8 | | // |
9 | | /// \file |
10 | | /// Defines helper utilities for supporting the HLSL runtime environment. |
11 | | // |
12 | | //===----------------------------------------------------------------------===// |
13 | | |
14 | | #ifndef CLANG_BASIC_HLSLRUNTIME_H |
15 | | #define CLANG_BASIC_HLSLRUNTIME_H |
16 | | |
17 | | #include "clang/Basic/LangOptions.h" |
18 | | #include <cstdint> |
19 | | |
20 | | namespace clang { |
21 | | namespace hlsl { |
22 | | |
23 | | constexpr ShaderStage |
24 | 162 | getStageFromEnvironment(const llvm::Triple::EnvironmentType &E) { |
25 | 162 | uint32_t Pipeline = |
26 | 162 | static_cast<uint32_t>(E) - static_cast<uint32_t>(llvm::Triple::Pixel); |
27 | | |
28 | 162 | if (Pipeline > (uint32_t)ShaderStage::Invalid) |
29 | 0 | return ShaderStage::Invalid; |
30 | 162 | return static_cast<ShaderStage>(Pipeline); |
31 | 162 | } |
32 | | |
33 | | #define ENUM_COMPARE_ASSERT(Value) \ |
34 | | static_assert( \ |
35 | | getStageFromEnvironment(llvm::Triple::Value) == ShaderStage::Value, \ |
36 | | "Mismatch between llvm::Triple and clang::ShaderStage for " #Value); |
37 | | |
38 | | ENUM_COMPARE_ASSERT(Pixel) |
39 | | ENUM_COMPARE_ASSERT(Vertex) |
40 | | ENUM_COMPARE_ASSERT(Geometry) |
41 | | ENUM_COMPARE_ASSERT(Hull) |
42 | | ENUM_COMPARE_ASSERT(Domain) |
43 | | ENUM_COMPARE_ASSERT(Compute) |
44 | | ENUM_COMPARE_ASSERT(Library) |
45 | | ENUM_COMPARE_ASSERT(RayGeneration) |
46 | | ENUM_COMPARE_ASSERT(Intersection) |
47 | | ENUM_COMPARE_ASSERT(AnyHit) |
48 | | ENUM_COMPARE_ASSERT(ClosestHit) |
49 | | ENUM_COMPARE_ASSERT(Miss) |
50 | | ENUM_COMPARE_ASSERT(Callable) |
51 | | ENUM_COMPARE_ASSERT(Mesh) |
52 | | ENUM_COMPARE_ASSERT(Amplification) |
53 | | |
54 | | static_assert(getStageFromEnvironment(llvm::Triple::UnknownEnvironment) == |
55 | | ShaderStage::Invalid, |
56 | | "Mismatch between llvm::Triple and " |
57 | | "clang::ShaderStage for Invalid"); |
58 | | static_assert(getStageFromEnvironment(llvm::Triple::MSVC) == |
59 | | ShaderStage::Invalid, |
60 | | "Mismatch between llvm::Triple and " |
61 | | "clang::ShaderStage for Invalid"); |
62 | | |
63 | | } // namespace hlsl |
64 | | } // namespace clang |
65 | | |
66 | | #endif // CLANG_BASIC_HLSLRUNTIME_H |