[all-commits] [llvm/llvm-project] db8b62: [X86][FP16] Fix mis-combination from FMULC to FCMULC

[Phoebe Wang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: db8b624de172f6f1f62b2559f54f86adb8799e6e
      https://github.com/llvm/llvm-project/commit/db8b624de172f6f1f62b2559f54f86adb8799e6e
  Author: Phoebe Wang <phoebe.wang at intel.com>
  Date:   2023-07-11 (Tue, 11 Jul 2023)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/avx512fp16-combine-xor-vfmulc.ll

  Log Message:
  -----------
  [X86][FP16] Fix mis-combination from FMULC to FCMULC

The combination was designed to combine a negative imaginary value
rather then a full negative complex value.

Reviewed By: RKSimon

Differential Revision: https://reviews.llvm.org/D154213