[PATCH] D33991: Improved throughput calculation

[Andrew V. Tischenko via Phabricator via llvm-commits]

avt77 created this revision.

Some instructions (zerroall, zeroupper, etc.) don't have any modeled throughput values. The patch suggests usage of latency as throughput values in such cases.


https://reviews.llvm.org/D33991

Files:
  include/llvm/CodeGen/TargetSchedule.h
  lib/CodeGen/TargetSchedule.cpp
  lib/Target/X86/X86ScheduleBtVer2.td
  test/CodeGen/X86/avx-schedule.ll

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