40 lines
1.2 KiB
C++
40 lines
1.2 KiB
C++
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//===-- ARMMCExpr.cpp - ARM specific MC expression classes ----------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "ARMMCExpr.h"
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#include "llvm/MC/MCContext.h"
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#include "llvm/MC/MCStreamer.h"
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using namespace llvm;
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#define DEBUG_TYPE "armmcexpr"
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const ARMMCExpr*
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ARMMCExpr::create(VariantKind Kind, const MCExpr *Expr,
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MCContext &Ctx) {
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return new (Ctx) ARMMCExpr(Kind, Expr);
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}
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void ARMMCExpr::printImpl(raw_ostream &OS, const MCAsmInfo *MAI) const {
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switch (Kind) {
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default: llvm_unreachable("Invalid kind!");
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case VK_ARM_HI16: OS << ":upper16:"; break;
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case VK_ARM_LO16: OS << ":lower16:"; break;
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}
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const MCExpr *Expr = getSubExpr();
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if (Expr->getKind() != MCExpr::SymbolRef)
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OS << '(';
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Expr->print(OS, MAI);
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if (Expr->getKind() != MCExpr::SymbolRef)
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OS << ')';
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}
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void ARMMCExpr::visitUsedExpr(MCStreamer &Streamer) const {
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Streamer.visitUsedExpr(*getSubExpr());
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}
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