isConstOrConstSplatFP overloads

Synopses

Declared in <llvm/CodeGen/SelectionDAGNodes.h>

Returns the SDNode if it is a constant splat BuildVector or constant float.

ConstantFPSDNode*
isConstOrConstSplatFP(
    SDValue N,
    bool AllowUndefs = false);

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Returns the SDNode if it is a demanded constant splat BuildVector or constant float.

ConstantFPSDNode*
isConstOrConstSplatFP(
    SDValue N,
    APInt const& DemandedElts,
    bool AllowUndefs = false);

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Return Value

  • The SDNode if it is a constant splat BuildVector or constant float.

  • The SDNode if it is a demanded constant splat BuildVector or constant float.

Parameters

Name

Description

N

Value to inspect.

AllowUndefs

Whether undef elements are permitted.

DemandedElts

Elements that must participate in the splat.

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