Determines if MI defines a constant integer or a build vector of constant integers. Treats undef values as constants.

Synopsis

Declared in <llvm/CodeGen/GlobalISel/Utils.h>

bool
isConstantOrConstantVector(
    MachineInstr& MI,
    MachineRegisterInfo const& MRI);

Return Value

True if MI defines a constant or build vector of constants.

Parameters

Name

Description

MI

Instruction to inspect.

MRI

Register information for the function.

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