kc3-lang/angle/src/libANGLE/renderer/ProgramExecutableImpl.h

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• Hash : d0280f09
  Author :
  Date : 2024-06-03T13:21:06
  

  Cleanup Program Executable post link task wait
  
  Frontend changes:
  - Add `ASSERT` into `ProgramExecutable::waitForPostLinkTasks()` to
    check that `mPostLinkSubTasks` must be empty after backend wait.
  - Add `UNIMPLEMENTED` into `ProgramExecutableImpl`
    `waitForPostLinkTasks()`, because this method is only required if
    backend fills `postLinkSubTasksOut` in `LinkTask`, and frontend must
    not call this method if `mPostLinkSubTasks` are empty.
  
  Vulkan backend changes:
  - Add public `ProgramExecutableVk::waitForComputePostLinkTasks()`
    with ASSERT to only allow usage with Compute executable.
    This change avoids confusion calling
    `waitForPostLinkTasksIfNecessary()` with `nullptr` in case of the
    Compute pipelines, which will always wait.
  - Rename `waitForPostLinkTasksIfNecessary()` to
    `waitForGraphicsPostLinkTasks()`, add ASSERT to only allow usage
    with Graphics executable, and change optional pointer to the
    `GraphicsPipelineDesc` to the reference.
  - Add `WaitableEvent::AllReady()` check into `ProgramExecutableVk`
    `waitForGraphicsPostLinkTasks()` when going to skip waiting, in
    order to process tasks (by calling wait) when all tasks are ready.
    Without this change, post link task may never be processed, causing
    repeated `GraphicsPipelineDesc` comparisons.
  - Replace `GraphicsPipelineDesc` hash comparison in
    `waitForGraphicsPostLinkTasks()` with `keyEqual()` call. This
    method is around 7 times faster, however effect on the overall
    performance will likely be unmeasurable. Changed for clarity.
  - Remove unnecessary `mWarmUpGraphicsPipelineDesc` reset from:
    `ProgramExecutableVk` initializer list (has default constructor),
    Compute warmup (already clean after constructor), wait post link
    tasks (not used when no tasks).
  - Other minor changes.
  
  Bug: angleproject:8297
  Change-Id: I7d790da6712be013243083e314af75f82e73886d
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5592474
  Reviewed-by: mohan maiya <m.maiya@samsung.com>
  Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
  Commit-Queue: Igor Nazarov <i.nazarov@samsung.com>
  

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• src/libANGLE/renderer/ProgramExecutableImpl.h

• //
  // Copyright 2023 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.
  //
  
  // ProgramExecutableImpl.h: Defines the abstract rx::ProgramExecutableImpl class.
  
  #ifndef LIBANGLE_RENDERER_PROGRAMEXECUTABLEIMPL_H_
  #define LIBANGLE_RENDERER_PROGRAMEXECUTABLEIMPL_H_
  
  #include "common/angleutils.h"
  
  namespace gl
  {
  class Context;
  class ProgramExecutable;
  }  // namespace gl
  
  namespace rx
  {
  // ProgramExecutable holds the result of link.  The backend ProgramExecutable* classes similarly
  // hold additonaly backend-specific link results.  A program's executable is changed on successful
  // link.  This allows the program to continue to work with its existing executable despite a failed
  // relink.
  class ProgramExecutableImpl : angle::NonCopyable
  {
    public:
      ProgramExecutableImpl(const gl::ProgramExecutable *executable) : mExecutable(executable) {}
      virtual ~ProgramExecutableImpl() {}
  
      virtual void destroy(const gl::Context *context) {}
  
      virtual void setUniform1fv(GLint location, GLsizei count, const GLfloat *v) = 0;
      virtual void setUniform2fv(GLint location, GLsizei count, const GLfloat *v) = 0;
      virtual void setUniform3fv(GLint location, GLsizei count, const GLfloat *v) = 0;
      virtual void setUniform4fv(GLint location, GLsizei count, const GLfloat *v) = 0;
      virtual void setUniform1iv(GLint location, GLsizei count, const GLint *v)   = 0;
      virtual void setUniform2iv(GLint location, GLsizei count, const GLint *v)   = 0;
      virtual void setUniform3iv(GLint location, GLsizei count, const GLint *v)   = 0;
      virtual void setUniform4iv(GLint location, GLsizei count, const GLint *v)   = 0;
      virtual void setUniform1uiv(GLint location, GLsizei count, const GLuint *v) = 0;
      virtual void setUniform2uiv(GLint location, GLsizei count, const GLuint *v) = 0;
      virtual void setUniform3uiv(GLint location, GLsizei count, const GLuint *v) = 0;
      virtual void setUniform4uiv(GLint location, GLsizei count, const GLuint *v) = 0;
      virtual void setUniformMatrix2fv(GLint location,
                                       GLsizei count,
                                       GLboolean transpose,
                                       const GLfloat *value)                      = 0;
      virtual void setUniformMatrix3fv(GLint location,
                                       GLsizei count,
                                       GLboolean transpose,
                                       const GLfloat *value)                      = 0;
      virtual void setUniformMatrix4fv(GLint location,
                                       GLsizei count,
                                       GLboolean transpose,
                                       const GLfloat *value)                      = 0;
      virtual void setUniformMatrix2x3fv(GLint location,
                                         GLsizei count,
                                         GLboolean transpose,
                                         const GLfloat *value)                    = 0;
      virtual void setUniformMatrix3x2fv(GLint location,
                                         GLsizei count,
                                         GLboolean transpose,
                                         const GLfloat *value)                    = 0;
      virtual void setUniformMatrix2x4fv(GLint location,
                                         GLsizei count,
                                         GLboolean transpose,
                                         const GLfloat *value)                    = 0;
      virtual void setUniformMatrix4x2fv(GLint location,
                                         GLsizei count,
                                         GLboolean transpose,
                                         const GLfloat *value)                    = 0;
      virtual void setUniformMatrix3x4fv(GLint location,
                                         GLsizei count,
                                         GLboolean transpose,
                                         const GLfloat *value)                    = 0;
      virtual void setUniformMatrix4x3fv(GLint location,
                                         GLsizei count,
                                         GLboolean transpose,
                                         const GLfloat *value)                    = 0;
  
      // Done in the back-end to avoid having to keep a system copy of uniform data.
      virtual void getUniformfv(const gl::Context *context,
                                GLint location,
                                GLfloat *params) const                                           = 0;
      virtual void getUniformiv(const gl::Context *context, GLint location, GLint *params) const = 0;
      virtual void getUniformuiv(const gl::Context *context,
                                 GLint location,
                                 GLuint *params) const                                           = 0;
      // Optional. Implement in backends that fill |postLinkSubTasksOut| in |LinkTask|.
      virtual void waitForPostLinkTasks(const gl::Context *context) { UNIMPLEMENTED(); }
      const gl::ProgramExecutable *getExecutable() const { return mExecutable; }
  
    protected:
      const gl::ProgramExecutable *mExecutable;
  };
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_PROGRAMEXECUTABLEIMPL_H_
  

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