[llvm] [CodeGen] Avoid repeated hash lookups (NFC) (PR #131722)
Kazu Hirata via llvm-commits
llvm-commits at lists.llvm.org
Mon Mar 17 22:09:07 PDT 2025
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@@ -916,13 +916,15 @@ SDValue SelectionDAGBuilder::LowerAsSTATEPOINT(
bool IsLocal = (Relocate->getParent() == StatepointInstr->getParent());
RecordType Record;
- if (IsLocal && LowerAsVReg.count(SDV)) {
- // Result is already stored in StatepointLowering
- Record.type = RecordType::SDValueNode;
- } else if (LowerAsVReg.count(SDV)) {
- Record.type = RecordType::VReg;
- assert(VirtRegs.count(SDV));
- Record.payload.Reg = VirtRegs[SDV];
+ if (LowerAsVReg.count(SDV)) {
+ if (IsLocal) {
+ // Result is already stored in StatepointLowering
+ Record.type = RecordType::SDValueNode;
+ } else {
+ Record.type = RecordType::VReg;
+ assert(VirtRegs.count(SDV));
+ Record.payload.Reg = VirtRegs[SDV];
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kazutakahirata wrote:
OK. I've switched to `VirtRegs.find()` here. I don't really want to use `insert` when I don't mean to insert a new element although `insert` would let me skip the pesky comparison against `VirtRegs.end()`.
See the latest revision. Thanks!
https://github.com/llvm/llvm-project/pull/131722
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