[PATCH] D59867: [X86] Teach the isel optimization for (x << C1) op C2 to (x op (C2>>C1)) << C1 to consider cases where C2>>C1 can fit an unsigned 32-bit immediate
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Thu Mar 28 11:05:37 PDT 2019
This revision was automatically updated to reflect the committed changes.
Closed by commit rL357196: [X86] Teach the isel optimization for (x << C1) op C2 to (x op (C2>>C1)) << C1… (authored by ctopper, committed by ).
Repository:
rL LLVM
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D59867/new/
https://reviews.llvm.org/D59867
Files:
llvm/trunk/lib/Target/X86/X86ISelDAGToDAG.cpp
llvm/trunk/test/CodeGen/X86/narrow-shl-cst.ll
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