ΒΆbool isKnownNeverNaN(
    llvm::Register Val,
    const llvm::MachineRegisterInfo& MRI,
    bool SNaN = false)

Description

Returns true if \p Val can be assumed to never be a NaN. If \p SNaN is true, this returns if \p Val can be assumed to never be a signaling NaN.

Declared at: llvm/include/llvm/CodeGen/GlobalISel/Utils.h:163

Parameters

llvm::Register Val
const llvm::MachineRegisterInfo& MRI
bool SNaN = false