[#llvm-PatternMatch-ThreeOps_match]
= xref:llvm.adoc[llvm]::xref:llvm/PatternMatch.adoc[PatternMatch]::ThreeOps_match
:relfileprefix: ../../
:mrdocs:

Matches instructions with Opcode and three operands.

== Synopsis

Declared in `<llvm/IR/PatternMatch.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    typename T0,
    typename T1,
    typename T2,
    unsigned int Opcode,
    bool CommutableOp2Op3 = false>
struct ThreeOps_match;
----

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:llvm/PatternMatch/ThreeOps_match/2constructor.adoc[`ThreeOps_match`]         [.small]#[constructor]#
| Construct a matcher for all three operands.
| xref:llvm/PatternMatch/ThreeOps_match/match.adoc[`match`] 
| Match `V` if its opcode is Opcode and all operands match.
|===


== Data Members

[cols="1,4"]
|===
| Name| Description
| xref:llvm/PatternMatch/ThreeOps_match/Op1.adoc[`Op1`] 
| Sub‐pattern for the first operand.
| xref:llvm/PatternMatch/ThreeOps_match/Op2.adoc[`Op2`] 
| Sub‐pattern for the second operand.
| xref:llvm/PatternMatch/ThreeOps_match/Op3.adoc[`Op3`] 
| Sub‐pattern for the third operand.
|===


== Non-Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:llvm/PatternMatch/m_InsertElt.adoc[`m_InsertElt`]
| Matches InsertElementInst.
| xref:llvm/PatternMatch/m_Select.adoc[`m_Select`]
| Matches SelectInst.
| xref:llvm/PatternMatch/m_SelectCst.adoc[`m_SelectCst`]
| Matches a select of two integer constants.
| xref:llvm/PatternMatch/m_c_Select.adoc[`m_c_Select`]
| Match Select(C, LHS, RHS) or Select(C, RHS, LHS).
|===


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