llvm::VNCoercion::analyzeLoadFromClobberingStore

This function determines whether a value for the pointer LoadPtr can be extracted from the store at DepSI.

Synopsis

Declared in <llvm/Transforms/Utils/VNCoercion.h>

int
analyzeLoadFromClobberingStore(
    Type* LoadTy,
    Value* LoadPtr,
    StoreInst* DepSI,
    DataLayout const& DL);

On success, it returns the offset into DepSI that extraction would start. On failure, it returns ‐1.

Offset into DepSI at which extraction would start, or ‐1 on failure.

Name

Description

LoadTy

Type of the load being analyzed.

LoadPtr

Pointer operand of the load.

DepSI

Store that may clobber the loaded location.

Data layout used for size and offset calculations.

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