[all-commits] [llvm/llvm-project] c86a1e: [GVN] Do not combine convergent calls in GVN/NewGVN
Jay Foad via All-commits
all-commits at lists.llvm.org
Fri May 19 13:29:42 PDT 2023
Branch: refs/heads/main
Home: https://github.com/llvm/llvm-project
Commit: c86a1e6903e9935b808c1406f480c769279b69fa
https://github.com/llvm/llvm-project/commit/c86a1e6903e9935b808c1406f480c769279b69fa
Author: Jay Foad <jay.foad at amd.com>
Date: 2023-05-19 (Fri, 19 May 2023)
Changed paths:
M llvm/lib/Transforms/Scalar/GVN.cpp
M llvm/lib/Transforms/Scalar/NewGVN.cpp
M llvm/test/Transforms/GVN/convergent.ll
M llvm/test/Transforms/NewGVN/convergent.ll
Log Message:
-----------
[GVN] Do not combine convergent calls in GVN/NewGVN
Note that this is very conservative since it will not even combine
convergent calls that appear in the same basic block, but EarlyCSE will
handle that case.
Differential Revision: https://reviews.llvm.org/D150974
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