[all-commits] [llvm/llvm-project] b810b6: [X86] combineFMulcFCMulc - use KnownBits to detect...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b810b668172a25a9ccc716fa216646558f126847
      https://github.com/llvm/llvm-project/commit/b810b668172a25a9ccc716fa216646558f126847
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2023-11-22 (Wed, 22 Nov 2023)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp

  Log Message:
  -----------
  [X86] combineFMulcFCMulc - use KnownBits to detect conjugate patterns.

We currently look for X86ISD::VBROADCAST_LOAD patterns, but this won't work with a future patch which will improve sharing of constant pool loads.