kc3-lang/angle/src/libANGLE/renderer/cl/CLProgramCL.cpp

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• Hash : 2c8d9a9a
  Author :
  Date : 2021-06-09T16:09:35
  

  CL: Remaining functions for OpenCL 1.2
  
  Add support for the remaining functions for OpenCL 1.2 for the
  front end and pass-through back end.
  Also fix several bugs discovered by the conformance tests.
  
  Bug: angleproject:6015
  Change-Id: I1dca1c3f4c1d9aea7f0501094c171116ea01381f
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2954259
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Cody Northrop <cnorthrop@google.com>
  Commit-Queue: John Plate <jplate@google.com>
  

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• src/libANGLE/renderer/cl/CLProgramCL.cpp

• //
  // Copyright 2021 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.
  //
  // CLProgramCL.cpp: Implements the class methods for CLProgramCL.
  
  #include "libANGLE/renderer/cl/CLProgramCL.h"
  
  #include "libANGLE/renderer/cl/CLDeviceCL.h"
  #include "libANGLE/renderer/cl/CLKernelCL.h"
  
  #include "libANGLE/CLDevice.h"
  #include "libANGLE/CLProgram.h"
  
  namespace rx
  {
  
  CLProgramCL::CLProgramCL(const cl::Program &program, cl_program native)
      : CLProgramImpl(program), mNative(native)
  {}
  
  CLProgramCL::~CLProgramCL()
  {
      if (mNative->getDispatch().clReleaseProgram(mNative) != CL_SUCCESS)
      {
          ERR() << "Error while releasing CL program";
      }
  }
  
  std::string CLProgramCL::getSource(cl_int &errorCode) const
  {
      size_t size = 0u;
      errorCode =
          mNative->getDispatch().clGetProgramInfo(mNative, CL_PROGRAM_SOURCE, 0u, nullptr, &size);
      if (errorCode == CL_SUCCESS)
      {
          if (size != 0u)
          {
              std::vector<char> valString(size, '\0');
              errorCode = mNative->getDispatch().clGetProgramInfo(mNative, CL_PROGRAM_SOURCE, size,
                                                                  valString.data(), nullptr);
              if (errorCode == CL_SUCCESS)
              {
                  return std::string(valString.data(), valString.size() - 1u);
              }
          }
      }
      return std::string{};
  }
  
  cl_int CLProgramCL::build(const cl::DevicePtrs &devices, const char *options, cl::Program *notify)
  {
      std::vector<cl_device_id> nativeDevices;
      for (const cl::DevicePtr &device : devices)
      {
          nativeDevices.emplace_back(device->getImpl<CLDeviceCL>().getNative());
      }
      const cl_uint numDevices = static_cast<cl_uint>(nativeDevices.size());
      const cl_device_id *const nativeDevicesPtr =
          !nativeDevices.empty() ? nativeDevices.data() : nullptr;
      const cl::ProgramCB callback = notify != nullptr ? Callback : nullptr;
      return mNative->getDispatch().clBuildProgram(mNative, numDevices, nativeDevicesPtr, options,
                                                   callback, notify);
  }
  
  cl_int CLProgramCL::compile(const cl::DevicePtrs &devices,
                              const char *options,
                              const cl::ProgramPtrs &inputHeaders,
                              const char **headerIncludeNames,
                              cl::Program *notify)
  {
      std::vector<cl_device_id> nativeDevices;
      for (const cl::DevicePtr &device : devices)
      {
          nativeDevices.emplace_back(device->getImpl<CLDeviceCL>().getNative());
      }
      const cl_uint numDevices = static_cast<cl_uint>(nativeDevices.size());
      const cl_device_id *const nativeDevicesPtr =
          !nativeDevices.empty() ? nativeDevices.data() : nullptr;
  
      std::vector<cl_program> nativePrograms;
      for (const cl::ProgramPtr &program : inputHeaders)
      {
          nativePrograms.emplace_back(program->getImpl<CLProgramCL>().getNative());
      }
      const cl_uint numInputHeaders = static_cast<cl_uint>(nativePrograms.size());
      const cl_program *const inputHeadersPtr =
          !nativePrograms.empty() ? nativePrograms.data() : nullptr;
  
      const cl::ProgramCB callback = notify != nullptr ? Callback : nullptr;
      return mNative->getDispatch().clCompileProgram(mNative, numDevices, nativeDevicesPtr, options,
                                                     numInputHeaders, inputHeadersPtr,
                                                     headerIncludeNames, callback, notify);
  }
  
  cl_int CLProgramCL::getInfo(cl::ProgramInfo name,
                              size_t valueSize,
                              void *value,
                              size_t *valueSizeRet) const
  {
      return mNative->getDispatch().clGetProgramInfo(mNative, cl::ToCLenum(name), valueSize, value,
                                                     valueSizeRet);
  }
  
  cl_int CLProgramCL::getBuildInfo(const cl::Device &device,
                                   cl::ProgramBuildInfo name,
                                   size_t valueSize,
                                   void *value,
                                   size_t *valueSizeRet) const
  {
      return mNative->getDispatch().clGetProgramBuildInfo(
          mNative, device.getImpl<CLDeviceCL>().getNative(), cl::ToCLenum(name), valueSize, value,
          valueSizeRet);
  }
  
  CLKernelImpl::Ptr CLProgramCL::createKernel(const cl::Kernel &kernel,
                                              const char *name,
                                              cl_int &errorCode)
  {
      const cl_kernel nativeKernel = mNative->getDispatch().clCreateKernel(mNative, name, &errorCode);
      return CLKernelImpl::Ptr(nativeKernel != nullptr ? new CLKernelCL(kernel, nativeKernel)
                                                       : nullptr);
  }
  
  cl_int CLProgramCL::createKernels(cl_uint numKernels,
                                    CLKernelImpl::CreateFuncs &createFuncs,
                                    cl_uint *numKernelsRet)
  {
      if (numKernels == 0u)
      {
          return mNative->getDispatch().clCreateKernelsInProgram(mNative, 0u, nullptr, numKernelsRet);
      }
  
      std::vector<cl_kernel> nativeKernels(numKernels, nullptr);
      const cl_int errorCode = mNative->getDispatch().clCreateKernelsInProgram(
          mNative, numKernels, nativeKernels.data(), numKernelsRet);
      if (errorCode == CL_SUCCESS)
      {
          for (cl_kernel nativeKernel : nativeKernels)
          {
              createFuncs.emplace_back([nativeKernel](const cl::Kernel &kernel) {
                  return CLKernelImpl::Ptr(new CLKernelCL(kernel, nativeKernel));
              });
          }
      }
      return errorCode;
  }
  
  void CLProgramCL::Callback(cl_program program, void *userData)
  {
      static_cast<cl::Program *>(userData)->callback();
  }
  
  }  // namespace rx
  

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