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Linker: add support for symbols with local binding

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This commits add support for relocating
symbols with local binding and of functional type
(STB_LOCAL, STT_FUNC).

Related-To: NEO-7299
Signed-off-by: Kacper Nowak <kacper.nowak@intel.com>
This commit is contained in:
Kacper Nowak
2022-09-06 00:10:18 +00:00
committed by Compute-Runtime-Automation
parent 824c781ab5
commit 710c8cf5ef
10 changed files with 272 additions and 35 deletions
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6
opencl/source/program/process_device_binary.cpp
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@@ -100,7 +100,8 @@ cl_int Program::linkBinary(Device *pDevice, const void *constantsInitData, const
auto &kernHeapInfo = kernelInfo->heapInfo;
const char *originalIsa = reinterpret_cast<const char *>(kernHeapInfo.pKernelHeap);
patchedIsaTempStorage.push_back(std::vector<char>(originalIsa, originalIsa + kernHeapInfo.KernelHeapSize));
isaSegmentsForPatching.push_back(Linker::PatchableSegment{patchedIsaTempStorage.rbegin()->data(), kernHeapInfo.KernelHeapSize});
DEBUG_BREAK_IF(nullptr == kernelInfo->getGraphicsAllocation());
isaSegmentsForPatching.push_back(Linker::PatchableSegment{patchedIsaTempStorage.rbegin()->data(), static_cast<uintptr_t>(kernelInfo->getGraphicsAllocation()->getGpuAddressToPatch()), kernHeapInfo.KernelHeapSize, kernelInfo->kernelDescriptor.kernelMetadata.kernelName});
kernelDescriptors.push_back(&kernelInfo->kernelDescriptor);
}
}
@@ -123,9 +124,6 @@ cl_int Program::linkBinary(Device *pDevice, const void *constantsInitData, const
} else if (linkerInput->getTraits().requiresPatchingOfInstructionSegments) {
for (auto kernelId = 0u; kernelId < kernelInfoArray.size(); kernelId++) {
const auto &kernelInfo = kernelInfoArray[kernelId];
if (nullptr == kernelInfo->getGraphicsAllocation()) {
continue;
}
auto &kernHeapInfo = kernelInfo->heapInfo;
auto segmentId = &kernelInfo - &kernelInfoArray[0];
auto &hwInfo = pDevice->getHardwareInfo();