| //===--------- AVRMCELFStreamer.cpp - AVR subclass of MCELFStreamer -------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file is a stub that parses a MCInst bundle and passes the |
| // instructions on to the real streamer. |
| // |
| //===----------------------------------------------------------------------===// |
| #define DEBUG_TYPE "avrmcelfstreamer" |
| |
| #include "MCTargetDesc/AVRMCELFStreamer.h" |
| #include "llvm/MC/MCContext.h" |
| #include "llvm/MC/MCExpr.h" |
| #include "llvm/MC/MCSymbol.h" |
| #include "llvm/MC/MCObjectWriter.h" |
| |
| using namespace llvm; |
| |
| void AVRMCELFStreamer::EmitValueForModiferKind( |
| const MCSymbol *Sym, unsigned SizeInBytes, SMLoc Loc, |
| AVRMCExpr::VariantKind ModifierKind) { |
| MCSymbolRefExpr::VariantKind Kind = MCSymbolRefExpr::VK_AVR_NONE; |
| if (ModifierKind == AVRMCExpr::VK_AVR_None) { |
| Kind = MCSymbolRefExpr::VK_AVR_DIFF8; |
| if (SizeInBytes == SIZE_LONG) |
| Kind = MCSymbolRefExpr::VK_AVR_DIFF32; |
| else if (SizeInBytes == SIZE_WORD) |
| Kind = MCSymbolRefExpr::VK_AVR_DIFF16; |
| } else if (ModifierKind == AVRMCExpr::VK_AVR_LO8) |
| Kind = MCSymbolRefExpr::VK_AVR_LO8; |
| else if (ModifierKind == AVRMCExpr::VK_AVR_HI8) |
| Kind = MCSymbolRefExpr::VK_AVR_HI8; |
| else if (ModifierKind == AVRMCExpr::VK_AVR_HH8) |
| Kind = MCSymbolRefExpr::VK_AVR_HLO8; |
| MCELFStreamer::EmitValue(MCSymbolRefExpr::create(Sym, Kind, getContext()), |
| SizeInBytes, Loc); |
| } |
| |
| namespace llvm { |
| MCStreamer *createAVRELFStreamer(Triple const &TT, MCContext &Context, |
| std::unique_ptr<MCAsmBackend> MAB, |
| std::unique_ptr<MCObjectWriter> OW, |
| std::unique_ptr<MCCodeEmitter> CE) { |
| return new AVRMCELFStreamer(Context, std::move(MAB), std::move(OW), |
| std::move(CE)); |
| } |
| |
| } // end namespace llvm |
