LLVM
15.0.0git
lib
MC
MCInstrInfo.cpp
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//===- lib/MC/MCInstrInfo.cpp - Target Instruction Info -------------------===//
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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/MCInstrInfo.h
"
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#include "
llvm/MC/MCInst.h
"
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#include "
llvm/MC/MCSubtargetInfo.h
"
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using namespace
llvm
;
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bool
MCInstrInfo::getDeprecatedInfo
(
MCInst
&
MI
,
const
MCSubtargetInfo
&STI,
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std::string &
Info
)
const
{
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unsigned
Opcode =
MI
.getOpcode();
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if
(ComplexDeprecationInfos && ComplexDeprecationInfos[Opcode])
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return
ComplexDeprecationInfos[Opcode](
MI
, STI,
Info
);
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if
(DeprecatedFeatures && DeprecatedFeatures[Opcode] != uint8_t(-1U) &&
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STI.getFeatureBits()[DeprecatedFeatures[Opcode]]) {
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// FIXME: it would be nice to include the subtarget feature here.
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Info
=
"deprecated"
;
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return
true
;
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}
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return
false
;
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}
MI
IRTranslator LLVM IR MI
Definition:
IRTranslator.cpp:104
llvm
This is an optimization pass for GlobalISel generic memory operations.
Definition:
AddressRanges.h:17
llvm::MCInst
Instances of this class represent a single low-level machine instruction.
Definition:
MCInst.h:184
MCInstrInfo.h
MCInst.h
MCSubtargetInfo.h
llvm::MCInstrInfo::getDeprecatedInfo
bool getDeprecatedInfo(MCInst &MI, const MCSubtargetInfo &STI, std::string &Info) const
Returns true if a certain instruction is deprecated and if so returns the reason in Info.
Definition:
MCInstrInfo.cpp:15
Info
Analysis containing CSE Info
Definition:
CSEInfo.cpp:27
llvm::MCSubtargetInfo
Generic base class for all target subtargets.
Definition:
MCSubtargetInfo.h:76
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