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/*
* Copyright (C) 2020-2023 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/program/program_info_from_patchtokens.h"
#include "shared/source/compiler_interface/linker.h"
#include "shared/source/debug_settings/debug_settings_manager.h"
#include "shared/source/device_binary_format/patchtokens_decoder.h"
#include "shared/source/program/kernel_info.h"
#include "shared/source/program/kernel_info_from_patchtokens.h"
#include "shared/source/program/program_info.h"
#include <RelocationInfo.h>
namespace NEO {
bool requiresLocalMemoryWindowVA(const PatchTokenBinary::ProgramFromPatchtokens &src) {
for (const auto &kernel : src.kernels) {
if (kernel.tokens.crossThreadPayloadArgs.localMemoryStatelessWindowStartAddress) {
return true;
}
}
return false;
}
void populateSingleKernelInfo(ProgramInfo &dst, const PatchTokenBinary::ProgramFromPatchtokens &decodedProgram, uint32_t kernelNum) {
auto kernelInfo = std::make_unique<KernelInfo>();
const PatchTokenBinary::KernelFromPatchtokens &decodedKernel = decodedProgram.kernels[kernelNum];
NEO::populateKernelInfo(*kernelInfo, decodedKernel, decodedProgram.header->GPUPointerSizeInBytes);
if (decodedKernel.tokens.programSymbolTable) {
dst.prepareLinkerInputStorage();
dst.linkerInput->decodeExportedFunctionsSymbolTable(decodedKernel.tokens.programSymbolTable + 1, decodedKernel.tokens.programSymbolTable->NumEntries, kernelNum);
}
if (decodedKernel.tokens.programRelocationTable) {
dst.prepareLinkerInputStorage();
dst.linkerInput->decodeRelocationTable(decodedKernel.tokens.programRelocationTable + 1, decodedKernel.tokens.programRelocationTable->NumEntries, kernelNum);
}
if (decodedKernel.tokens.hostAccessTable) {
parseHostAccessTable(dst, decodedKernel.tokens.hostAccessTable);
}
dst.kernelInfos.push_back(kernelInfo.release());
}
void populateProgramInfo(ProgramInfo &dst, const PatchTokenBinary::ProgramFromPatchtokens &src) {
for (uint32_t i = 0; i < src.kernels.size(); ++i) {
populateSingleKernelInfo(dst, src, i);
}
if (src.programScopeTokens.allocateConstantMemorySurface.empty() == false) {
auto surface = src.programScopeTokens.allocateConstantMemorySurface[0];
dst.globalConstants.size = surface->InlineDataSize;
dst.globalConstants.initData = NEO::PatchTokenBinary::getInlineData(surface);
}
if (src.programScopeTokens.allocateGlobalMemorySurface.empty() == false) {
auto surface = src.programScopeTokens.allocateGlobalMemorySurface[0];
dst.globalVariables.size = surface->InlineDataSize;
dst.globalVariables.initData = NEO::PatchTokenBinary::getInlineData(surface);
}
constexpr ConstStringRef globalConstantsSymbolName = "globalConstants";
constexpr ConstStringRef globalVariablesSymbolName = "globalVariables";
if (false == (src.programScopeTokens.constantPointer.empty() && src.programScopeTokens.globalPointer.empty() && (src.programScopeTokens.symbolTable == nullptr))) {
UNRECOVERABLE_IF((src.header->GPUPointerSizeInBytes != 4) && (src.header->GPUPointerSizeInBytes != 8));
dst.prepareLinkerInputStorage();
dst.linkerInput->setPointerSize((src.header->GPUPointerSizeInBytes == 4) ? LinkerInput::Traits::PointerSize::Ptr32bit : LinkerInput::Traits::PointerSize::Ptr64bit);
if (false == src.programScopeTokens.allocateConstantMemorySurface.empty()) {
dst.linkerInput->addSymbol(globalConstantsSymbolName.data(), {0U, 8U, SegmentType::globalConstants});
}
if (false == src.programScopeTokens.allocateGlobalMemorySurface.empty()) {
dst.linkerInput->addSymbol(globalVariablesSymbolName.data(), {0U, 8U, SegmentType::globalVariables});
}
}
for (const auto &globalConstantPointerToken : src.programScopeTokens.constantPointer) {
NEO::LinkerInput::RelocationInfo relocInfo = {};
relocInfo.relocationSegment = NEO::SegmentType::globalConstants;
relocInfo.offset = readMisalignedUint64(&globalConstantPointerToken->ConstantPointerOffset);
relocInfo.type = NEO::LinkerInput::RelocationInfo::Type::address;
relocInfo.symbolName = std::string(globalConstantsSymbolName);
if (iOpenCL::PROGRAM_SCOPE_CONSTANT_BUFFER != globalConstantPointerToken->BufferType) {
UNRECOVERABLE_IF(iOpenCL::PROGRAM_SCOPE_GLOBAL_BUFFER != globalConstantPointerToken->BufferType);
relocInfo.symbolName = std::string(globalVariablesSymbolName);
}
dst.linkerInput->addDataRelocationInfo(relocInfo);
}
for (const auto &globalVariablePointerToken : src.programScopeTokens.globalPointer) {
NEO::LinkerInput::RelocationInfo relocInfo = {};
relocInfo.relocationSegment = NEO::SegmentType::globalVariables;
relocInfo.offset = readMisalignedUint64(&globalVariablePointerToken->GlobalPointerOffset);
relocInfo.type = NEO::LinkerInput::RelocationInfo::Type::address;
relocInfo.symbolName = std::string(globalVariablesSymbolName);
if (iOpenCL::PROGRAM_SCOPE_GLOBAL_BUFFER != globalVariablePointerToken->BufferType) {
UNRECOVERABLE_IF(iOpenCL::PROGRAM_SCOPE_CONSTANT_BUFFER != globalVariablePointerToken->BufferType);
relocInfo.symbolName = std::string(globalConstantsSymbolName);
}
dst.linkerInput->addDataRelocationInfo(relocInfo);
}
if (src.programScopeTokens.symbolTable != nullptr) {
const auto patch = src.programScopeTokens.symbolTable;
dst.linkerInput->decodeGlobalVariablesSymbolTable(patch + 1, patch->NumEntries);
}
}
void parseHostAccessTable(ProgramInfo &dst, const void *hostAccessTable) {
hostAccessTable = ptrOffset(hostAccessTable, sizeof(iOpenCL::SPatchItemHeader));
const uint32_t numEntries = *reinterpret_cast<const uint32_t *>(hostAccessTable);
hostAccessTable = ptrOffset(hostAccessTable, sizeof(uint32_t));
auto &deviceToHostNameMap = dst.globalsDeviceToHostNameMap;
struct HostAccessTableEntry {
const char deviceName[vISA::MAX_SYMBOL_NAME_LENGTH];
const char hostName[vISA::MAX_SYMBOL_NAME_LENGTH];
};
ArrayRef<const HostAccessTableEntry> hostAccessTableEntries = {reinterpret_cast<const HostAccessTableEntry *>(hostAccessTable),
numEntries};
for (size_t i = 0; i < hostAccessTableEntries.size(); i++) {
auto &entry = hostAccessTableEntries[i];
deviceToHostNameMap[entry.deviceName] = entry.hostName;
}
}
} // namespace NEO
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