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[Hexagon] Return scalar size in getMinVectorRegisterBitWidth() when no HVX

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This fixes https://llvm.org/PR47128.
This commit is contained in:
Krzysztof Parzyszek 2020-08-12 10:11:12 -05:00
parent 7da989b1b5
commit b46450a31b
1 changed files with 1 additions and 1 deletions
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2
lib/Target/Hexagon/HexagonTargetTransformInfo.cpp
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@ -114,7 +114,7 @@ unsigned HexagonTTIImpl::getRegisterBitWidth(bool Vector) const {
}
unsigned HexagonTTIImpl::getMinVectorRegisterBitWidth() const {
return useHVX() ? ST.getVectorLength()*8 : 0;
return useHVX() ? ST.getVectorLength()*8 : 32;
}
unsigned HexagonTTIImpl::getMinimumVF(unsigned ElemWidth) const {