[all-commits] [llvm/llvm-project] 5ce327: [AMDGPU] Scheduler: Don't revert the schedule if t...

[Valery via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 5ce3273ebf5be4df72b3167698336af5db80ea48
      https://github.com/llvm/llvm-project/commit/5ce3273ebf5be4df72b3167698336af5db80ea48
  Author: Valery Pykhtin <valery.pykhtin at gmail.com>
  Date:   2022-12-02 (Fri, 02 Dec 2022)

  Changed paths:
    M llvm/lib/Target/AMDGPU/GCNSchedStrategy.cpp
    M llvm/test/CodeGen/AMDGPU/load-global-i16.ll
    M llvm/test/CodeGen/AMDGPU/machine-scheduler-sink-trivial-remats.mir

  Log Message:
  -----------
  [AMDGPU] Scheduler: Don't revert the schedule if the register pressure isn't changed for a region

This one-linear fix improves compilation time for about ~40% on ASAN enabled code.

Reviewed By: arsenm

Differential Revision: https://reviews.llvm.org/D136069