[Codegen] Revert rL354676/rL354677 and followups - introduced PR43446 miscompile
authorRoman Lebedev <lebedev.ri@gmail.com>
Tue, 25 Feb 2020 17:08:58 +0000 (20:08 +0300)
committerRoman Lebedev <lebedev.ri@gmail.com>
Tue, 25 Feb 2020 17:30:12 +0000 (20:30 +0300)
commitd20907d1de89bf63b589fadd8c096d4895e47fba
tree769c76a1938b5fbda24a0782ab316d0ba01a3d18
parent342eca29749e3169cd9bb3ca0953519a41a7ca0f
[Codegen] Revert rL354676/rL354677 and followups - introduced PR43446 miscompile

This reverts https://reviews.llvm.org/D58468
(rL354676, 44037d7a6377ec8e5542cced73583283334b516b),
and all and any follow-ups to that code block.

https://bugs.llvm.org/show_bug.cgi?id=43446
llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
llvm/test/CodeGen/AArch64/ldst-paired-aliasing.ll
llvm/test/CodeGen/PowerPC/constant-combines.ll
llvm/test/CodeGen/X86/constant-combines.ll
llvm/test/CodeGen/X86/lifetime-alias.ll
llvm/test/CodeGen/X86/pr40631_deadstore_elision.ll
llvm/test/CodeGen/X86/stores-merging.ll