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[ValueTracking] Add support to deduce a PHI node being a power of 2 if each incoming...
authorWilliam Huang <williamjhuang@google.com>
Tue, 7 Jun 2022 18:48:24 +0000 (18:48 +0000)
committerWilliam Huang <williamjhuang@google.com>
Tue, 7 Jun 2022 18:52:31 +0000 (18:52 +0000)
commitba26e45ca9238fe7449f435496ba44750374b30e
tree7a39d635d73675a4074ffe8e75833fb722d508c6tree | snapshot
parent570e76bb6c79bce0718aa55915a4361e361b954fcommit | diff
[ValueTracking] Add support to deduce a PHI node being a power of 2 if each incoming value is a power of 2.

Reviewed By: davidxl

Differential Revision: https://reviews.llvm.org/D124889
llvm/lib/Analysis/ValueTracking.cpp diff | blob | history
llvm/test/Analysis/ValueTracking/known-power-of-two-urem.ll diff | blob | history
Domain: System / Toolchain;