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[RISCV] Add helper function getVecPolicyOpNum in RISCVInsertVSETVLI.cpp. NFC. (#161476)

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Jim Lin 2025-10-02 10:01:28 +08:00 committed by GitHub
parent e37a9732e1
commit 8b9e208448
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1 changed files with 5 additions and 1 deletions
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6
llvm/lib/Target/RISCV/RISCVInsertVSETVLI.cpp
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@ -70,6 +70,10 @@ static unsigned getSEWOpNum(const MachineInstr &MI) {
return RISCVII::getSEWOpNum(MI.getDesc());
}
static unsigned getVecPolicyOpNum(const MachineInstr &MI) {
return RISCVII::getVecPolicyOpNum(MI.getDesc());
}
/// Get the EEW for a load or store instruction. Return std::nullopt if MI is
/// not a load or store which ignores SEW.
static std::optional<unsigned> getEEWForLoadStore(const MachineInstr &MI) {
@ -986,7 +990,7 @@ RISCVInsertVSETVLI::computeInfoForInstr(const MachineInstr &MI) const {
// If there is a policy operand, use it.
if (RISCVII::hasVecPolicyOp(TSFlags)) {
const MachineOperand &Op = MI.getOperand(MI.getNumExplicitOperands() - 1);
const MachineOperand &Op = MI.getOperand(getVecPolicyOpNum(MI));
uint64_t Policy = Op.getImm();
assert(Policy <=
(RISCVVType::TAIL_AGNOSTIC | RISCVVType::MASK_AGNOSTIC) &&