| //===-- ARMMCExpr.cpp - ARM specific MC expression classes ----------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "ARMMCExpr.h" |
| #include "llvm/MC/MCContext.h" |
| #include "llvm/MC/MCStreamer.h" |
| using namespace llvm; |
| |
| #define DEBUG_TYPE "armmcexpr" |
| |
| const ARMMCExpr* |
| ARMMCExpr::create(VariantKind Kind, const MCExpr *Expr, |
| MCContext &Ctx) { |
| return new (Ctx) ARMMCExpr(Kind, Expr); |
| } |
| |
| void ARMMCExpr::printImpl(raw_ostream &OS, const MCAsmInfo *MAI) const { |
| switch (Kind) { |
| default: llvm_unreachable("Invalid kind!"); |
| case VK_ARM_HI16: OS << ":upper16:"; break; |
| case VK_ARM_LO16: OS << ":lower16:"; break; |
| } |
| |
| const MCExpr *Expr = getSubExpr(); |
| if (Expr->getKind() != MCExpr::SymbolRef) |
| OS << '('; |
| Expr->print(OS, MAI); |
| if (Expr->getKind() != MCExpr::SymbolRef) |
| OS << ')'; |
| } |
| |
| void ARMMCExpr::visitUsedExpr(MCStreamer &Streamer) const { |
| Streamer.visitUsedExpr(*getSubExpr()); |
| } |