File: compiler_caps.cpp

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/*========================== begin_copyright_notice ============================

Copyright (C) 2017-2022 Intel Corporation

SPDX-License-Identifier: MIT

============================= end_copyright_notice ===========================*/

#include "3d/common/iStdLib/types.h"
#include "common/debug/Dump.hpp"
#include "inc/common/sku_wa.h"
#include "compiler_caps.h"
#include "Compiler/CISACodeGen/Platform.hpp"

#include <sstream>

using namespace IGC::Debug;

// Sku is used only in cmd_3d_caps_gx files
#define GHAL3D_IS_SKU(pGlobalData, SkuName) GFX_IS_SKU((const HW_STATUS *)(pGlobalData), SkuName)

struct HW_STATUS {
  SKU_FEATURE_TABLE &SkuTable;
  HW_STATUS(SKU_FEATURE_TABLE *pSkuTable) : SkuTable(*pSkuTable) {}
};

namespace IGC {

void ConvertSkuTable(const SUscSkuFeatureTable *pUSCSkuFeatureTable, SKU_FEATURE_TABLE &SkuFeatureTable);

template <class type> static std::string stringFrom(type in) {
  std::ostringstream ss;
  ss << in;
  return ss.str();
}

static void CreateCompilerCapsString(const GT_SYSTEM_INFO *sysinfo, PLATFORM platformInfo, std::string &outputString) {
  outputString.append("// Hardware Caps :\n");
  outputString.append("EUCount \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->EUCount));
  outputString.append("\n");
  outputString.append("ThreadCount \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->ThreadCount));
  outputString.append("\n");
  outputString.append("SliceCount \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->SliceCount));
  outputString.append("\n");
  outputString.append("SubSliceCount \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->SubSliceCount));
  outputString.append("\n");
  outputString.append("TotalPsThreadsWindowerRange \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->TotalPsThreadsWindowerRange));
  outputString.append("\n");
  outputString.append("TotalVsThreads \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->TotalVsThreads));
  outputString.append("\n");
  outputString.append("TotalVsThreads_Pocs \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->TotalVsThreads_Pocs));
  outputString.append("\n");
  outputString.append("TotalGsThreads \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->TotalGsThreads));
  outputString.append("\n");
  outputString.append("TotalDsThreads \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->TotalDsThreads));
  outputString.append("\n");
  outputString.append("TotalHsThreads \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->TotalHsThreads));
  outputString.append("\n");
  outputString.append("MaxEuPerSubSlice \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->MaxEuPerSubSlice));
  outputString.append("\n");
  outputString.append("EuCountPerPoolMax \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->EuCountPerPoolMax));
  outputString.append("\n");
  outputString.append("EuCountPerPoolMin \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->EuCountPerPoolMin));
  outputString.append("\n");
  outputString.append("MaxSlicesSupported \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->MaxSlicesSupported));
  outputString.append("\n");
  outputString.append("MaxSubSlicesSupported \t\t= \t");
  outputString.append(stringFrom<unsigned int>(sysinfo->MaxSubSlicesSupported));
  outputString.append("\n");


  std::stringstream ss;
  outputString.append("UsDeviceID \t\t= \t");
  ss << "0x" << std::hex << platformInfo.usDeviceID;
  outputString.append(ss.str());
  outputString.append("\n");
  ss.str(std::string());
  outputString.append("UsRevId \t\t= \t");
  ss << "0x" << std::hex << platformInfo.usRevId;
  outputString.append(ss.str());
  outputString.append("\n");
  ss.str(std::string());
  outputString.append("UsDeviceID_PCH \t\t= \t");
  ss << "0x" << std::hex << platformInfo.usDeviceID_PCH;
  outputString.append(ss.str());
  outputString.append("\n");
  ss.str(std::string());
  outputString.append("UsRevId_PCH \t\t= \t");
  ss << "0x" << std::hex << platformInfo.usRevId_PCH;
  outputString.append(ss.str());
  outputString.append("\n");
}

static void DumpCaps(const GT_SYSTEM_INFO &sysinfo, PLATFORM platformInfo, Debug::Dump const &dump) {
  std::string outputString;
  CreateCompilerCapsString(&sysinfo, platformInfo, outputString);
  dump.stream() << outputString;
}

void SetCompilerCaps(SKU_FEATURE_TABLE *pSkuFeatureTable, CPlatform *platform) {
  // In case we need feature flags in the future
  HW_STATUS hwStatus(pSkuFeatureTable);
  SCompilerHwCaps caps;
  GT_SYSTEM_INFO sysinfo = platform->GetGTSystemInfo();

  caps.PixelShaderThreadsWindowerRange = sysinfo.TotalPsThreadsWindowerRange;
  caps.VertexShaderThreads = sysinfo.TotalVsThreads;
  caps.VertexShaderThreadsPosh = sysinfo.TotalVsThreads_Pocs;
  caps.GeometryShaderThreads = sysinfo.TotalGsThreads;
  caps.DomainShaderThreads = sysinfo.TotalDsThreads;
  caps.HullShaderThreads = sysinfo.TotalHsThreads;
  caps.MediaShaderThreads = sysinfo.ThreadCount;
  caps.SharedLocalMemoryBlockSize = 1 * sizeof(KILOBYTE);

  caps.KernelHwCaps.SliceCount = sysinfo.SliceCount;
  caps.KernelHwCaps.SubSliceCount = sysinfo.SubSliceCount;
  caps.KernelHwCaps.ThreadCount = sysinfo.ThreadCount;
  caps.KernelHwCaps.EUCount = sysinfo.EUCount;
  caps.KernelHwCaps.EUCountPerSubSlice = sysinfo.MaxEuPerSubSlice;
  caps.KernelHwCaps.EUCountPerPoolMax = sysinfo.EuCountPerPoolMax;
  caps.KernelHwCaps.CsrSizeInMb = sysinfo.CsrSizeInMb;

  // TODO: fix TC_tester; Set dummy values in TC_Tester
  if (sysinfo.EUCount) {
    caps.KernelHwCaps.EUThreadsPerEU = sysinfo.ThreadCount / sysinfo.EUCount;
  } else {
    caps.KernelHwCaps.EUThreadsPerEU = 0;
  }

  caps.KernelHwCaps.KernelPointerAlignSize = 64 * sizeof(BYTE);

  // Dump caps to a text file
  if (IGC_IS_FLAG_ENABLED(EnableCapsDump)) {
    auto name = DumpName("HardwareCaps");
    IGC::DumpCaps(sysinfo, platform->getPlatformInfo(), Dump(name.Extension("txt"), Debug::DumpType::COS_TEXT));
  }
  platform->SetCaps(caps);
}

void SetCompilerCaps(const SUscSkuFeatureTable *pSkuFeatureTable, CPlatform *platform) {
  SKU_FEATURE_TABLE SkuFeatureTable;
  ConvertSkuTable(pSkuFeatureTable, SkuFeatureTable);
  SetCompilerCaps(&SkuFeatureTable, platform);
}

} // namespace IGC