[PATCH] D49611: [X86] Improved sched models for X86 SHLD/SHRD* instructions

Andrew V. Tischenko via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Jul 20 11:39:12 PDT 2018


avt77 created this revision.
avt77 added reviewers: RKSimon, courbet, lebedev.ri, craig.topper, t.p.northover.
Herald added a subscriber: gbedwell.
Herald added a reviewer: andreadb.

This patch improves sched models for SHLD/SHRD* X86 instrs removing unnecessary redefinitions of instr infos. This patch is based on results of https://reviews.llvm.org/D48222.


https://reviews.llvm.org/D49611

Files:
  lib/Target/X86/X86InstrShiftRotate.td
  lib/Target/X86/X86SchedBroadwell.td
  lib/Target/X86/X86SchedHaswell.td
  lib/Target/X86/X86SchedSandyBridge.td
  lib/Target/X86/X86SchedSkylakeClient.td
  lib/Target/X86/X86SchedSkylakeServer.td
  lib/Target/X86/X86Schedule.td
  lib/Target/X86/X86ScheduleAtom.td
  lib/Target/X86/X86ScheduleBtVer2.td
  lib/Target/X86/X86ScheduleSLM.td
  lib/Target/X86/X86ScheduleZnver1.td
  test/tools/llvm-mca/X86/SLM/resources-x86_64.s

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