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[InstCombine] Simplify ctlz/cttz with bitreverse
authorDavid Bolvansky <david.bolvansky@gmail.com>
Tue, 2 Apr 2019 20:13:28 +0000 (20:13 +0000)
committerDavid Bolvansky <david.bolvansky@gmail.com>
Tue, 2 Apr 2019 20:13:28 +0000 (20:13 +0000)
commit5ba60b22a476ed3cd10f5a3cff4f4ddd34d0a67b
tree0f9879ebf897ee3889693bf4ee863aca7ba89787tree | snapshot
parent13d8e929409fb1a1f8a2318250923c90f3abac7ccommit | diff
[InstCombine] Simplify ctlz/cttz with bitreverse

Summary: Fixes PR41273

Reviewers: spatel

Reviewed By: spatel

Subscribers: llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D60096

llvm-svn: 357521
llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp diff | blob | history
llvm/test/Transforms/InstCombine/ctlz-cttz-bitreverse.ll diff | blob | history
Domain: System / Toolchain;