maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

[DAG] SimplifyDemandedBits - pull out repeated getValueType() calls. NFC.

This commit is contained in:
Simon Pilgrim 2022-07-23 12:01:54 +01:00
parent 2421a5af72
commit 6aff1b7b3c
1 changed files with 3 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
View File

@ -1056,13 +1056,13 @@ bool TargetLowering::SimplifyDemandedBits(
// TODO: We can probably do more work on calculating the known bits and
// simplifying the operations for scalable vectors, but for now we just
// bail out.
if (Op.getValueType().isScalableVector())
EVT VT = Op.getValueType();
if (VT.isScalableVector())
return false;
bool IsLE = TLO.DAG.getDataLayout().isLittleEndian();
unsigned NumElts = OriginalDemandedElts.getBitWidth();
assert((!Op.getValueType().isVector() ||
NumElts == Op.getValueType().getVectorNumElements()) &&
assert((!VT.isVector() || NumElts == VT.getVectorNumElements()) &&
"Unexpected vector size");
APInt DemandedBits = OriginalDemandedBits;
@ -1088,7 +1088,6 @@ bool TargetLowering::SimplifyDemandedBits(
}
// Other users may use these bits.
EVT VT = Op.getValueType();
if (!Op.getNode()->hasOneUse() && !AssumeSingleUse) {
if (Depth != 0) {
// If not at the root, Just compute the Known bits to