Pass that splits GEPs into a variadic base and a constant offset.

Synopsis

Declared in <llvm/Transforms/Scalar/SeparateConstOffsetFromGEP.h>

class SeparateConstOffsetFromGEPPass
    : public OptionalPassInfoMixin<SeparateConstOffsetFromGEPPass>

Description

Improves CSE and reg+immediate addressing by separating constant offsets from GEP address calculations. When LowerGEP is enabled, also lowers multi‐index GEPs to single‐index GEPs and extracts struct‐field offsets.

Base Classes

Name

Description

OptionalPassInfoMixin<SeparateConstOffsetFromGEPPass>

A CRTP mix‐in for passes that can be skipped.

Member Functions

Name

Description

SeparateConstOffsetFromGEPPass [constructor]

Construct a SeparateConstOffsetFromGEP pass.

printPipeline

Print this pass's pipeline representation to OS.

run

Run SeparateConstOffsetFromGEP over the function.

Static Member Functions

Name

Description

isRequired

Return false; optional passes may be skipped.

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