GlobalISel: Combine fneg(fneg x) to x
authorVolkan Keles <vkeles@apple.com>
Thu, 10 Sep 2020 19:57:38 +0000 (12:57 -0700)
committerVolkan Keles <vkeles@apple.com>
Thu, 10 Sep 2020 19:57:38 +0000 (12:57 -0700)
commitd4bf90271fa988101bdad4f2e78b8c3a0b85fc2d
treecc88b522dc001ebe851974e2dc328cefddcd671d
parent4934127e627d7c58342be15bc9230a7cbdf5273f
GlobalISel: Combine fneg(fneg x) to x

https://reviews.llvm.org/D87473
llvm/include/llvm/CodeGen/GlobalISel/CombinerHelper.h
llvm/include/llvm/Target/GlobalISel/Combine.td
llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
llvm/test/CodeGen/AArch64/GlobalISel/combine-fneg.mir [new file with mode: 0644]