[PATCH] D48252: [MCA][NFC] Add generic TBM resource tests

Roman Lebedev via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Sat Jun 16 00:53:09 PDT 2018


lebedev.ri created this revision.
lebedev.ri added reviewers: RKSimon, craig.topper, simark, andreadb.
Herald added a subscriber: gbedwell.

Based on https://support.amd.com/TechDocs/24594.pdf,
https://en.wikipedia.org/wiki/Bit_Manipulation_Instruction_Sets#TBM_(Trailing_Bit_Manipulation)

Appears to be only supported in AMD's 15h generation, so only in b**d**ver[1-4],
for which currently llvm has no scheduling profiles.


Repository:
  rL LLVM

https://reviews.llvm.org/D48252

Files:
  test/tools/llvm-mca/X86/Generic/resources-tbm.s

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