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61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
//===-- LanaiMCExpr.cpp - Lanai specific MC expression classes ------------===//
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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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#include "LanaiMCExpr.h"
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#include "llvm/MC/MCAssembler.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 "lanaimcexpr"
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const LanaiMCExpr *LanaiMCExpr::create(VariantKind Kind, const MCExpr *Expr,
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MCContext &Ctx) {
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return new (Ctx) LanaiMCExpr(Kind, Expr);
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}
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void LanaiMCExpr::printImpl(raw_ostream &OS, const MCAsmInfo *MAI) const {
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if (Kind == VK_Lanai_None) {
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Expr->print(OS, MAI);
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return;
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}
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switch (Kind) {
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default:
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llvm_unreachable("Invalid kind!");
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case VK_Lanai_ABS_HI:
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OS << "hi";
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break;
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case VK_Lanai_ABS_LO:
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OS << "lo";
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break;
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}
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OS << '(';
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const MCExpr *Expr = getSubExpr();
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Expr->print(OS, MAI);
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OS << ')';
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}
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void LanaiMCExpr::visitUsedExpr(MCStreamer &Streamer) const {
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Streamer.visitUsedExpr(*getSubExpr());
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}
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bool LanaiMCExpr::evaluateAsRelocatableImpl(MCValue &Res,
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const MCAsmLayout *Layout,
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const MCFixup *Fixup) const {
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if (!getSubExpr()->evaluateAsRelocatable(Res, Layout, Fixup))
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return false;
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Res =
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MCValue::get(Res.getSymA(), Res.getSymB(), Res.getConstant(), getKind());
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return true;
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}
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