[llvm] [Analysis] Add Scalable field in MemoryLocation.h (PR #69716)
Nikita Popov via llvm-commits
llvm-commits at lists.llvm.org
Tue Oct 24 07:11:15 PDT 2023
================
@@ -176,14 +176,14 @@ static uint64_t getMinimalExtentFrom(const Value &V,
// If queried with a precise location size, we assume that location size to be
// accessed, thus valid.
if (LocSize.isPrecise())
- DerefBytes = std::max(DerefBytes, LocSize.getValue());
- return DerefBytes;
+ DerefBytes = std::max(DerefBytes, LocSize.getValue().getKnownMinValue());
+ return LocationSize(DerefBytes);
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nikic wrote:
Yes, what I had in mind is to just use `TypeSize::getFixed(DerefBytes)` instead of `LocationSize(DerefBytes)`, nothing more. More precisely handling scalable vectors can be a followup.
https://github.com/llvm/llvm-project/pull/69716
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