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| //===--------------------- CodeEmitter.cpp ----------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file implements the CodeEmitter API.
//
//===----------------------------------------------------------------------===//
#include "llvm/MCA/CodeEmitter.h"
namespace llvm {
namespace mca {
CodeEmitter::EncodingInfo
CodeEmitter::getOrCreateEncodingInfo(unsigned MCID) {
EncodingInfo &EI = Encodings[MCID];
if (EI.second)
return EI;
SmallVector<llvm::MCFixup, 2> Fixups;
const MCInst &Inst = Sequence[MCID];
MCInst Relaxed(Sequence[MCID]);
if (MAB.mayNeedRelaxation(Inst, STI))
MAB.relaxInstruction(Inst, STI, Relaxed);
EI.first = Code.size();
MCE.encodeInstruction(Relaxed, VecOS, Fixups, STI);
EI.second = Code.size() - EI.first;
return EI;
}
} // namespace mca
} // namespace llvm
|