[llvm-bugs] [Bug 40203] [X86][SSE] Remove shift-by-immediate llvm x86 intrinsics
via llvm-bugs
llvm-bugs at lists.llvm.org
Sun Apr 25 04:25:09 PDT 2021
https://bugs.llvm.org/show_bug.cgi?id=40203
Simon Pilgrim <llvm-dev at redking.me.uk> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |WONTFIX
Status|NEW |RESOLVED
--- Comment #1 from Simon Pilgrim <llvm-dev at redking.me.uk> ---
This doesn't appear to be necessary any more - we do a good job in InstCombine,
converting both the shift-by-var/imm equivalents into generic shifts when we
know the shift amounts are in range. It means we still have both sets of
intrinsics, but its nothing that appears to be hindering any potential
optimizations.
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