1 //===- MCInstrAnalysis.cpp - InstrDesc target hooks -----------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 #include "llvm/MC/MCInstrAnalysis.h"
10
11 #include "llvm/ADT/APInt.h"
12 #include <cstdint>
13
14 namespace llvm {
15 class MCSubtargetInfo;
16 }
17
18 using namespace llvm;
19
clearsSuperRegisters(const MCRegisterInfo & MRI,const MCInst & Inst,APInt & Writes) const20 bool MCInstrAnalysis::clearsSuperRegisters(const MCRegisterInfo &MRI,
21 const MCInst &Inst,
22 APInt &Writes) const {
23 Writes.clearAllBits();
24 return false;
25 }
26
evaluateBranch(const MCInst &,uint64_t,uint64_t,uint64_t &) const27 bool MCInstrAnalysis::evaluateBranch(const MCInst & /*Inst*/, uint64_t /*Addr*/,
28 uint64_t /*Size*/,
29 uint64_t & /*Target*/) const {
30 return false;
31 }
32
evaluateMemoryOperandAddress(const MCInst & Inst,const MCSubtargetInfo * STI,uint64_t Addr,uint64_t Size) const33 std::optional<uint64_t> MCInstrAnalysis::evaluateMemoryOperandAddress(
34 const MCInst &Inst, const MCSubtargetInfo *STI, uint64_t Addr,
35 uint64_t Size) const {
36 return std::nullopt;
37 }
38
39 std::optional<uint64_t>
getMemoryOperandRelocationOffset(const MCInst & Inst,uint64_t Size) const40 MCInstrAnalysis::getMemoryOperandRelocationOffset(const MCInst &Inst,
41 uint64_t Size) const {
42 return std::nullopt;
43 }
44