[all-commits] [llvm/llvm-project] d321f3: [ARM] Enable shouldFoldSelectWithIdentityConstant ...

[David Green via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: d321f3aa64b4eaedd790dafe974cfdc0517cb22b
      https://github.com/llvm/llvm-project/commit/d321f3aa64b4eaedd790dafe974cfdc0517cb22b
  Author: David Green <david.green at arm.com>
  Date:   2023-04-28 (Fri, 28 Apr 2023)

  Changed paths:
    M llvm/lib/Target/ARM/ARMISelLowering.cpp
    M llvm/lib/Target/ARM/ARMISelLowering.h
    M llvm/test/CodeGen/Thumb2/mve-pred-selectop3.ll

  Log Message:
  -----------
  [ARM] Enable shouldFoldSelectWithIdentityConstant for MVE

We already have tablegen patterns for a lot of these, but performing the
combine earlier in DAG can help in a few extra cases.

Differential Revision: https://reviews.llvm.org/D149269