[PATCH] D86865: [Power10] Enable the heuristic for Power10 and switch the sched model with P9 Model

Qing Shan Zhang via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Aug 31 03:07:13 PDT 2020


steven.zhang created this revision.
steven.zhang added reviewers: jsji, qiucf, PowerPC.
Herald added subscribers: danielkiss, kbarton, hiraditya, nemanjai.
Herald added a project: LLVM.
steven.zhang requested review of this revision.

Enable the pre-ra and post-ra scheduler strategy for Power10 as we want to customize the heuristic later. And switch the scheduler model with P9 <https://reviews.llvm.org/P9> model before P10 <https://reviews.llvm.org/P10> Model is available. The NoSchedModel is modelled as in-order cpu and the pre-ra scheduler is not bi-directional which will have big impact on the scheduler.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D86865

Files:
  llvm/lib/Target/PowerPC/PPC.td
  llvm/test/CodeGen/PowerPC/pcrel-call-linkage-leaf.ll
  llvm/test/CodeGen/PowerPC/pcrel-call-linkage-with-calls.ll
  llvm/test/CodeGen/PowerPC/pcrel-tail-calls.ll

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