LuoYuanke added inline comments.
================
Comment at: llvm/lib/Target/X86/X86InstrFoldTables.cpp:1852
+ { X86::VFCMULCPHZrr, X86::VFCMULCPHZrm, 0 },
+ { X86::VFCMULCSHZrr, X86::VFCMULCSHZrm,
TB_NO_REVERSE },
{ X86::VFMADDPD4Yrr, X86::VFMADDPD4Ymr, 0 },
----------------
pengfei wrote:
> LuoYuanke wrote:
> > Why FR32X version is not needed for complex scalar instructions?
> Do you mean complex ss/sd? We don't have these instructions.
No, I mean we have both X86::XXX and X86::XXX_Int for other instructions. One
is FR16X which can be unfolded, one is VR128X which can't. For example,
VFNMADD213SHZm and VFNMADD213SHZm_Int.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D105269/new/
https://reviews.llvm.org/D105269
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