forked from OSchip/llvm-project
52 lines
1.9 KiB
C++
52 lines
1.9 KiB
C++
//===--------- AVRMCELFStreamer.cpp - AVR subclass of MCELFStreamer -------===//
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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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//
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// This file is a stub that parses a MCInst bundle and passes the
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// instructions on to the real streamer.
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//
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//===----------------------------------------------------------------------===//
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#define DEBUG_TYPE "avrmcelfstreamer"
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#include "MCTargetDesc/AVRMCELFStreamer.h"
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#include "llvm/MC/MCContext.h"
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#include "llvm/MC/MCExpr.h"
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#include "llvm/MC/MCSymbol.h"
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using namespace llvm;
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void AVRMCELFStreamer::EmitValueForModiferKind(
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const MCSymbol *Sym, unsigned SizeInBytes, SMLoc Loc,
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AVRMCExpr::VariantKind ModifierKind) {
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MCSymbolRefExpr::VariantKind Kind = MCSymbolRefExpr::VK_AVR_NONE;
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if (ModifierKind == AVRMCExpr::VK_AVR_None) {
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Kind = MCSymbolRefExpr::VK_AVR_DIFF8;
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if (SizeInBytes == SIZE_LONG)
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Kind = MCSymbolRefExpr::VK_AVR_DIFF32;
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else if (SizeInBytes == SIZE_WORD)
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Kind = MCSymbolRefExpr::VK_AVR_DIFF16;
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} else if (ModifierKind == AVRMCExpr::VK_AVR_LO8)
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Kind = MCSymbolRefExpr::VK_AVR_LO8;
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else if (ModifierKind == AVRMCExpr::VK_AVR_HI8)
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Kind = MCSymbolRefExpr::VK_AVR_HI8;
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else if (ModifierKind == AVRMCExpr::VK_AVR_HH8)
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Kind = MCSymbolRefExpr::VK_AVR_HLO8;
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MCELFStreamer::EmitValue(MCSymbolRefExpr::create(Sym, Kind, getContext()),
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SizeInBytes, Loc);
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}
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namespace llvm {
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MCStreamer *createAVRELFStreamer(Triple const &TT, 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> CE) {
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return new AVRMCELFStreamer(Context, std::move(MAB), OS, std::move(CE));
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}
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} // end namespace llvm
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