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(parent: 9049a1c) | patch
[InstCombine] Fold ptrtoint(gep i8 null, x) -> x
authorAlex Richardson <Alexander.Richardson@cl.cam.ac.uk>
Tue, 28 Sep 2021 15:06:35 +0000 (16:06 +0100)
committerAlex Richardson <Alexander.Richardson@cl.cam.ac.uk>
Tue, 28 Sep 2021 16:57:37 +0000 (17:57 +0100)
commitebb3dc08339cd9d5c4204f0a60742514909d5acd
treecf82e68ee3f66b65fd2dc125e593d0f9356f446atree | snapshot
parent9049a1c61e9a0cfa5ba41940f2d14597b9e0c431commit | diff
[InstCombine] Fold ptrtoint(gep i8 null, x) -> x

This commit is the InstCombine follow-up to the previous constant-folding
change that enables noticeable optimizations for CHERI-enabled targets.

Reviewed By: nikic

Differential Revision: https://reviews.llvm.org/D110247
llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp diff | blob | history
llvm/test/Transforms/InstCombine/ptrtoint-nullgep.ll diff | blob | history
Domain: System / Toolchain;