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[Hexagon] Extract condition into function, NFC 

Co-authored-by: Brian Cain <bcain@quicinc.com>
This commit is contained in:
Krzysztof Parzyszek 2022-01-07 12:10:54 -08:00
parent 6f480655e6
commit d9ee9a1419
2 changed files with 17 additions and 8 deletions
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21
llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCInstrInfo.cpp
View File

@ -864,16 +864,16 @@ bool HexagonMCInstrInfo::isVector(MCInstrInfo const &MCII, MCInst const &MCI) {
}
int64_t HexagonMCInstrInfo::minConstant(MCInst const &MCI, size_t Index) {
auto Sentinal = static_cast<int64_t>(std::numeric_limits<uint32_t>::max())
auto Sentinel = static_cast<int64_t>(std::numeric_limits<uint32_t>::max())
<< 8;
if (MCI.size() <= Index)
return Sentinal;
return Sentinel;
MCOperand const &MCO = MCI.getOperand(Index);
if (!MCO.isExpr())
return Sentinal;
return Sentinel;
int64_t Value;
if (!MCO.getExpr()->evaluateAsAbsolute(Value))
return Sentinal;
return Sentinel;
return Value;
}
@ -922,10 +922,7 @@ void HexagonMCInstrInfo::padEndloop(MCInst &MCB, MCContext &Context) {
MCInst Nop;
Nop.setOpcode(Hexagon::A2_nop);
assert(isBundle(MCB));
while ((HexagonMCInstrInfo::isInnerLoop(MCB) &&
(HexagonMCInstrInfo::bundleSize(MCB) < HEXAGON_PACKET_INNER_SIZE)) ||
((HexagonMCInstrInfo::isOuterLoop(MCB) &&
(HexagonMCInstrInfo::bundleSize(MCB) < HEXAGON_PACKET_OUTER_SIZE))))
while (LoopNeedsPadding(MCB))
MCB.addOperand(MCOperand::createInst(new (Context) MCInst(Nop)));
}
@ -1038,6 +1035,14 @@ unsigned HexagonMCInstrInfo::SubregisterBit(unsigned Consumer,
return 0;
}
bool HexagonMCInstrInfo::LoopNeedsPadding(MCInst const &MCB) {
return (
(HexagonMCInstrInfo::isInnerLoop(MCB) &&
(HexagonMCInstrInfo::bundleSize(MCB) < HEXAGON_PACKET_INNER_SIZE)) ||
((HexagonMCInstrInfo::isOuterLoop(MCB) &&
(HexagonMCInstrInfo::bundleSize(MCB) < HEXAGON_PACKET_OUTER_SIZE))));
}
bool HexagonMCInstrInfo::IsABranchingInst(MCInstrInfo const &MCII,
MCSubtargetInfo const &STI,
MCInst const &I) {

4
llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCInstrInfo.h
View File

@ -315,6 +315,10 @@ bool mustNotExtend(MCExpr const &Expr);
// Returns true if this instruction requires a slot to execute.
bool requiresSlot(MCSubtargetInfo const &STI, MCInst const &MCI);
// Returns true if \a MCB would require endloop padding.
bool LoopNeedsPadding(MCInst const &MCB);
unsigned packetSize(StringRef CPU);
// Returns the maximum number of slots available in the given