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[DAG]: Created method m_SelectLike to match ISD::Select and ISD::VSelect #164069

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Merged
merged 9 commits into from
Oct 22, 2025
Merged

[DAG]: Created method m_SelectLike to match ISD::Select and ISD::VSelect #164069

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1897775
[DAG]: Created method `m_SelectLike` to match `ISD::Select` and
kper Oct 18, 2025
7ffcd4d
[DAG]: Refactored foldSelectWithIdentityConstant
kper Oct 18, 2025
86f6692
[DAG]: Refactored tryToFoldExtendSelectLoad
kper Oct 18, 2025
ad68cbd
[DAG]: Refactored takeInexpensiveLog2
kper Oct 18, 2025
b8a86d2
[DAG]: Addressed feedback
kper Oct 18, 2025
f4a85d4
[DAG]: Added unit test
kper Oct 21, 2025
afa3e6b
[DAG]: Removed obsolete include
kper Oct 21, 2025
02939a5
[DAG]: Removed braces
kper Oct 21, 2025
cbfd044
Merge branch 'main' into 150019-sd-pattern-match
RKSimon Oct 22, 2025
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6 changes: 6 additions & 0 deletions llvm/include/llvm/CodeGen/SDPatternMatch.h
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Original file line number Diff line number Diff line change
Expand Up @@ -558,6 +558,12 @@ m_VSelect(const T0_P &Cond, const T1_P &T, const T2_P &F) {
return TernaryOpc_match<T0_P, T1_P, T2_P>(ISD::VSELECT, Cond, T, F);
}

template <typename T0_P, typename T1_P, typename T2_P>
inline TernaryOpc_match<T0_P, T1_P, T2_P>
m_SelectLike(const T0_P &Cond, const T1_P &T, const T2_P &F) {
return m_Select(Cond, T, F) || m_VSelect(Cond, T, F);
}

template <typename T0_P, typename T1_P, typename T2_P>
inline Result_match<0, TernaryOpc_match<T0_P, T1_P, T2_P>>
m_Load(const T0_P &Ch, const T1_P &Ptr, const T2_P &Offset) {
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