llvm-project/parallel-libs/streamexecutor/lib/Kernel.cpp

61 lines
2.0 KiB
C++

//===-- Kernel.cpp - General kernel implementation ------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file
/// This file contains the implementation details for kernel types.
///
//===----------------------------------------------------------------------===//
#include <cassert>
#include "streamexecutor/Device.h"
#include "streamexecutor/Kernel.h"
#include "streamexecutor/PlatformDevice.h"
#include "llvm/DebugInfo/Symbolize/Symbolize.h"
namespace streamexecutor {
KernelBase::KernelBase(PlatformDevice *D, const void *PlatformKernelHandle,
llvm::StringRef Name)
: PDevice(D), PlatformKernelHandle(PlatformKernelHandle), Name(Name),
DemangledName(
llvm::symbolize::LLVMSymbolizer::DemangleName(Name, nullptr)) {
assert(D != nullptr &&
"cannot construct a kernel object with a null platform device");
assert(PlatformKernelHandle != nullptr &&
"cannot construct a kernel object with a null platform kernel handle");
}
KernelBase::KernelBase(KernelBase &&Other) noexcept
: PDevice(Other.PDevice), PlatformKernelHandle(Other.PlatformKernelHandle),
Name(std::move(Other.Name)),
DemangledName(std::move(Other.DemangledName)) {
Other.PDevice = nullptr;
Other.PlatformKernelHandle = nullptr;
}
KernelBase &KernelBase::operator=(KernelBase &&Other) noexcept {
PDevice = Other.PDevice;
PlatformKernelHandle = Other.PlatformKernelHandle;
Name = std::move(Other.Name);
DemangledName = std::move(Other.DemangledName);
Other.PDevice = nullptr;
Other.PlatformKernelHandle = nullptr;
return *this;
}
KernelBase::~KernelBase() {
if (PlatformKernelHandle)
// TODO(jhen): Handle the error here.
consumeError(PDevice->destroyKernel(PlatformKernelHandle));
}
} // namespace streamexecutor