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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/contrib/llvm-project/llvm/lib/Target/AVR/MCTargetDesc/AVRELFStreamer.cpp
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#include "AVRELFStreamer.h"

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#include "llvm/BinaryFormat/ELF.h"

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#include "llvm/MC/MCAssembler.h"

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#include "llvm/MC/MCSubtargetInfo.h"

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#include "llvm/Support/FormattedStream.h"

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#include "llvm/TargetParser/SubtargetFeature.h"

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#include "AVRMCTargetDesc.h"

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namespace llvm {

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static unsigned getEFlagsForFeatureSet(const FeatureBitset &Features) {

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  unsigned EFlags = 0;

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  // Set architecture

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  if (Features[AVR::ELFArchAVR1])

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    EFlags |= ELF::EF_AVR_ARCH_AVR1;

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  else if (Features[AVR::ELFArchAVR2])

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    EFlags |= ELF::EF_AVR_ARCH_AVR2;

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  else if (Features[AVR::ELFArchAVR25])

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    EFlags |= ELF::EF_AVR_ARCH_AVR25;

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  else if (Features[AVR::ELFArchAVR3])

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    EFlags |= ELF::EF_AVR_ARCH_AVR3;

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  else if (Features[AVR::ELFArchAVR31])

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    EFlags |= ELF::EF_AVR_ARCH_AVR31;

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  else if (Features[AVR::ELFArchAVR35])

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    EFlags |= ELF::EF_AVR_ARCH_AVR35;

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  else if (Features[AVR::ELFArchAVR4])

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    EFlags |= ELF::EF_AVR_ARCH_AVR4;

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  else if (Features[AVR::ELFArchAVR5])

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    EFlags |= ELF::EF_AVR_ARCH_AVR5;

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  else if (Features[AVR::ELFArchAVR51])

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    EFlags |= ELF::EF_AVR_ARCH_AVR51;

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  else if (Features[AVR::ELFArchAVR6])

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    EFlags |= ELF::EF_AVR_ARCH_AVR6;

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  else if (Features[AVR::ELFArchTiny])

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    EFlags |= ELF::EF_AVR_ARCH_AVRTINY;

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  else if (Features[AVR::ELFArchXMEGA1])

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    EFlags |= ELF::EF_AVR_ARCH_XMEGA1;

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  else if (Features[AVR::ELFArchXMEGA2])

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    EFlags |= ELF::EF_AVR_ARCH_XMEGA2;

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  else if (Features[AVR::ELFArchXMEGA3])

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    EFlags |= ELF::EF_AVR_ARCH_XMEGA3;

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  else if (Features[AVR::ELFArchXMEGA4])

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    EFlags |= ELF::EF_AVR_ARCH_XMEGA4;

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  else if (Features[AVR::ELFArchXMEGA5])

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    EFlags |= ELF::EF_AVR_ARCH_XMEGA5;

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  else if (Features[AVR::ELFArchXMEGA6])

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    EFlags |= ELF::EF_AVR_ARCH_XMEGA6;

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  else if (Features[AVR::ELFArchXMEGA7])

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    EFlags |= ELF::EF_AVR_ARCH_XMEGA7;

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  return EFlags;

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}

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AVRELFStreamer::AVRELFStreamer(MCStreamer &S, const MCSubtargetInfo &STI)

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    : AVRTargetStreamer(S) {

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  ELFObjectWriter &W = getStreamer().getWriter();

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  unsigned EFlags = W.getELFHeaderEFlags();

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  EFlags |= getEFlagsForFeatureSet(STI.getFeatureBits());

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  EFlags |= ELF::EF_AVR_LINKRELAX_PREPARED;

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  W.setELFHeaderEFlags(EFlags);

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}

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} // end namespace llvm

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