[all-commits] [llvm/llvm-project] 76b990: [PGO][PGSO] Use IsColdXNthPercentile for sample PGO.

[hjyamauchi via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 76b9901fb15372a13b77def4299c7facb6b7f926
      https://github.com/llvm/llvm-project/commit/76b9901fb15372a13b77def4299c7facb6b7f926
  Author: Hiroshi Yamauchi <yamauchi at google.com>
  Date:   2020-03-05 (Thu, 05 Mar 2020)

  Changed paths:
    M llvm/include/llvm/Transforms/Utils/SizeOpts.h
    M llvm/lib/CodeGen/MachineSizeOpts.cpp
    M llvm/lib/Transforms/Utils/SizeOpts.cpp

  Log Message:
  -----------
  [PGO][PGSO] Use IsColdXNthPercentile for sample PGO.

Summary:
This performs better for sample PGO.
NFC as PGSOColdCodeOnlyForSamplePGO is still true.

Reviewers: davidxl

Subscribers: hiraditya, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D75550