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| author | Noah Goldstein <goldstein.w.n@gmail.com> | 2023-02-13 19:40:18 -0600 |
|---|---|---|
| committer | Noah Goldstein <goldstein.w.n@gmail.com> | 2023-02-14 18:59:04 -0600 |
| commit | 8b5c3902475b3c23ea87e58bc87541f543782e54 (patch) | |
| tree | bb02146d1a5d25079be05c69959f3b8ea32e95a6 /lldb/source/Plugins/ScriptInterpreter/Python/ScriptInterpreterPython.cpp | |
| parent | 54a9e992c84cc4b1668329494f4355e7d0b8e470 (diff) | |
Transform `(icmp eq/ne Abs(A), Pow2)` -> `(and/or (icmp eq/ne A,Pow2), (icmp eq/ne A,-Pow2))`
Only if Abs(A) has one use, in which case the `(and/or (icmp eq/ne
A,Pow2), (icmp eq/ne A,-Pow2))` can be optimized in
`DAGCombiner::foldAndOrOfSETCC`.
Alive Links:
EQ: https://alive2.llvm.org/ce/z/gTxSgV
NE: https://alive2.llvm.org/ce/z/MUf57Y
Reviewed By: RKSimon
Differential Revision: https://reviews.llvm.org/D142345
Diffstat (limited to 'lldb/source/Plugins/ScriptInterpreter/Python/ScriptInterpreterPython.cpp')
0 files changed, 0 insertions, 0 deletions