49 lines
1.6 KiB
C++
49 lines
1.6 KiB
C++
//===-------- AMDGPUELFStreamer.cpp - ELF Object Output -------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "AMDGPUELFStreamer.h"
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#include "Utils/AMDGPUBaseInfo.h"
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#include "llvm/BinaryFormat/ELF.h"
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#include "llvm/MC/MCAsmBackend.h"
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#include "llvm/MC/MCCodeEmitter.h"
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using namespace llvm;
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AMDGPUELFStreamer::AMDGPUELFStreamer(const Triple &T, MCContext &Context,
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std::unique_ptr<MCAsmBackend> MAB,
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raw_pwrite_stream &OS,
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std::unique_ptr<MCCodeEmitter> Emitter)
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: MCELFStreamer(Context, std::move(MAB), OS, std::move(Emitter)) {
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unsigned Arch = ELF::EF_AMDGPU_ARCH_NONE;
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switch (T.getArch()) {
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case Triple::r600:
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Arch = ELF::EF_AMDGPU_ARCH_R600;
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break;
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case Triple::amdgcn:
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Arch = ELF::EF_AMDGPU_ARCH_GCN;
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break;
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default:
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break;
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}
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MCAssembler &MCA = getAssembler();
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unsigned EFlags = MCA.getELFHeaderEFlags();
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EFlags &= ~ELF::EF_AMDGPU_ARCH;
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EFlags |= Arch;
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MCA.setELFHeaderEFlags(EFlags);
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}
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MCELFStreamer *llvm::createAMDGPUELFStreamer(
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const Triple &T, MCContext &Context, std::unique_ptr<MCAsmBackend> MAB,
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raw_pwrite_stream &OS, std::unique_ptr<MCCodeEmitter> Emitter,
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bool RelaxAll) {
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return new AMDGPUELFStreamer(T, Context, std::move(MAB), OS,
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std::move(Emitter));
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}
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