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(parent: 63e338b) | patch
[X86][SSE] Add X86ISD::FRCP handling to isNegatibleForFree
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Sat, 8 Feb 2020 10:56:27 +0000 (10:56 +0000)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Sat, 8 Feb 2020 10:56:27 +0000 (10:56 +0000)
commit7f5b3fa73c39be2491a74283080a35b7140972d3
tree0a022f21db248d78a76c2822bb038ec14c1dfe08tree | snapshot
parent63e338be2cc6a4ab7a95ca7cf264928d41778ff4commit | diff
[X86][SSE] Add X86ISD::FRCP handling to isNegatibleForFree

Peek through X86ISD::FRCP nodes to see if there is a negatible input.
llvm/lib/Target/X86/X86ISelLowering.cpp diff | blob | history
llvm/test/CodeGen/X86/fma-fneg-combine-2.ll diff | blob | history
Domain: System / Toolchain;