kc3-lang/angle/src/compiler/translator/spirv/TranslatorSPIRV.h

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• Hash : a8138547
  Author :
  Date : 2024-10-09T23:33:24
  

  Translator: Support GL_ARM_shader_framebuffer_fetch_depth_stencil
  
  Bug: angleproject:352364582
  Change-Id: I46ce6d75a76bdf04a9e8feea1a480e8a0badba2a
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5924140
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  Auto-Submit: Shahbaz Youssefi <syoussefi@chromium.org>
  Reviewed-by: Yuxin Hu <yuxinhu@google.com>
  Reviewed-by: Charlie Lao <cclao@google.com>
  

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• src/compiler/translator/spirv/TranslatorSPIRV.h

• //
  // Copyright 2016 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  // TranslatorSPIRV:
  //   A set of transformations that prepare the AST to be compatible with GL_KHR_vulkan_glsl followed
  //   by a pass that generates SPIR-V.
  //   See: https://www.khronos.org/registry/vulkan/specs/misc/GL_KHR_vulkan_glsl.txt
  //
  
  #ifndef COMPILER_TRANSLATOR_SPIRV_TRANSLATORSPIRV_H_
  #define COMPILER_TRANSLATOR_SPIRV_TRANSLATORSPIRV_H_
  
  #include "common/hash_containers.h"
  #include "compiler/translator/Compiler.h"
  
  namespace sh
  {
  
  class TOutputVulkanGLSL;
  class SpecConst;
  class DriverUniform;
  
  // An index -> TVariable map, tracking the declarated color input attachments, as well as TVariables
  // for depth and stencil input attachments.
  struct InputAttachmentMap
  {
      TUnorderedMap<uint32_t, const TVariable *> color;
      const TVariable *depth   = nullptr;
      const TVariable *stencil = nullptr;
  };
  
  class TranslatorSPIRV final : public TCompiler
  {
    public:
      TranslatorSPIRV(sh::GLenum type, ShShaderSpec spec);
  
      void assignSpirvId(TSymbolUniqueId uniqueId, uint32_t spirvId);
  
    protected:
      [[nodiscard]] bool translate(TIntermBlock *root,
                                   const ShCompileOptions &compileOptions,
                                   PerformanceDiagnostics *perfDiagnostics) override;
      bool shouldFlattenPragmaStdglInvariantAll() override;
  
      [[nodiscard]] bool translateImpl(TIntermBlock *root,
                                       const ShCompileOptions &compileOptions,
                                       PerformanceDiagnostics *perfDiagnostics,
                                       SpecConst *specConst,
                                       DriverUniform *driverUniforms);
      void assignInputAttachmentIds(const InputAttachmentMap &inputAttachmentMap);
      void assignSpirvIds(TIntermBlock *root);
  
      // A map from TSymbolUniqueId::mId to SPIR-V reserved ids.  Used by the SPIR-V generator to
      // quickly know when to use a reserved id and not have to resort to name matching.
      angle::HashMap<int, uint32_t> mUniqueToSpirvIdMap;
      uint32_t mFirstUnusedSpirvId;
  };
  
  }  // namespace sh
  
  #endif  // COMPILER_TRANSLATOR_SPIRV_TRANSLATORSPIRV_H_
  

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