[PATCH] D62263: [DAGCombine][X86][AArch64][AMDGPU] (x - y) + -1 -> add (xor y, -1), x fold
Roman Lebedev via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu May 23 10:11:15 PDT 2019
lebedev.ri updated this revision to Diff 201007.
lebedev.ri marked 2 inline comments as done.
lebedev.ri added a comment.
Fix the fold (:
Repository:
rL LLVM
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D62263/new/
https://reviews.llvm.org/D62263
Files:
lib/CodeGen/SelectionDAG/DAGCombiner.cpp
test/CodeGen/AArch64/xor.ll
test/CodeGen/AMDGPU/llvm.amdgcn.s.barrier.ll
test/CodeGen/X86/xor.ll
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