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72e8d61b27
Adds the ability to pass MCRegisterInfo to dump_pretty and to the print functions, so that if present, target specific enums names are printed instead of enum values.
109 lines
3.0 KiB
C++
109 lines
3.0 KiB
C++
//===- lib/MC/MCInst.cpp - MCInst implementation --------------------------===//
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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 "llvm/MC/MCInst.h"
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#include "llvm/Config/llvm-config.h"
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#include "llvm/MC/MCExpr.h"
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#include "llvm/MC/MCInstPrinter.h"
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#include "llvm/MC/MCRegisterInfo.h"
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#include "llvm/Support/Casting.h"
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#include "llvm/Support/Compiler.h"
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#include "llvm/Support/Debug.h"
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#include "llvm/Support/raw_ostream.h"
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using namespace llvm;
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void MCOperand::print(raw_ostream &OS, const MCRegisterInfo *RegInfo) const {
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OS << "<MCOperand ";
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if (!isValid())
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OS << "INVALID";
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else if (isReg()) {
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OS << "Reg:";
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if (RegInfo)
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OS << RegInfo->getName(getReg());
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else
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OS << getReg();
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} else if (isImm())
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OS << "Imm:" << getImm();
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else if (isSFPImm())
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OS << "SFPImm:" << bit_cast<float>(getSFPImm());
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else if (isDFPImm())
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OS << "DFPImm:" << bit_cast<double>(getDFPImm());
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else if (isExpr()) {
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OS << "Expr:(" << *getExpr() << ")";
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} else if (isInst()) {
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OS << "Inst:(";
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getInst()->print(OS, RegInfo);
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OS << ")";
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} else
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OS << "UNDEFINED";
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OS << ">";
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}
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bool MCOperand::evaluateAsConstantImm(int64_t &Imm) const {
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if (isImm()) {
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Imm = getImm();
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return true;
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}
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return false;
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}
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bool MCOperand::isBareSymbolRef() const {
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assert(isExpr() &&
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"isBareSymbolRef expects only expressions");
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const MCExpr *Expr = getExpr();
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MCExpr::ExprKind Kind = getExpr()->getKind();
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return Kind == MCExpr::SymbolRef &&
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cast<MCSymbolRefExpr>(Expr)->getKind() == MCSymbolRefExpr::VK_None;
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}
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#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
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LLVM_DUMP_METHOD void MCOperand::dump() const {
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print(dbgs());
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dbgs() << "\n";
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}
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#endif
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void MCInst::print(raw_ostream &OS, const MCRegisterInfo *RegInfo) const {
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OS << "<MCInst " << getOpcode();
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for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
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OS << " ";
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getOperand(i).print(OS, RegInfo);
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}
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OS << ">";
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}
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void MCInst::dump_pretty(raw_ostream &OS, const MCInstPrinter *Printer,
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StringRef Separator,
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const MCRegisterInfo *RegInfo) const {
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StringRef InstName = Printer ? Printer->getOpcodeName(getOpcode()) : "";
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dump_pretty(OS, InstName, Separator, RegInfo);
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}
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void MCInst::dump_pretty(raw_ostream &OS, StringRef Name, StringRef Separator,
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const MCRegisterInfo *RegInfo) const {
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OS << "<MCInst #" << getOpcode();
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// Show the instruction opcode name if we have it.
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if (!Name.empty())
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OS << ' ' << Name;
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for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
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OS << Separator;
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getOperand(i).print(OS, RegInfo);
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}
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OS << ">";
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}
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#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
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LLVM_DUMP_METHOD void MCInst::dump() const {
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print(dbgs());
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dbgs() << "\n";
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}
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#endif
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