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| author | Hiroshi Yamauchi <yamauchi@google.com> | 2020-05-21 13:28:24 -0700 |
|---|---|---|
| committer | Hiroshi Yamauchi <yamauchi@google.com> | 2020-05-28 10:33:05 -0700 |
| commit | a7fa35a629e85a72b8cf07a8f95c7c09d9663808 (patch) | |
| tree | 4cc0cbfe0b2869bebed46918faf1b593c9cc56eb /llvm/lib/Analysis/ModuleSummaryAnalysis.cpp | |
| parent | 116dcbebc6a1648b4acd1a1a391c1d66a3eb4b5f (diff) | |
| download | llvm-a7fa35a629e85a72b8cf07a8f95c7c09d9663808.zip llvm-a7fa35a629e85a72b8cf07a8f95c7c09d9663808.tar.gz llvm-a7fa35a629e85a72b8cf07a8f95c7c09d9663808.tar.bz2 | |
[ThinLTO] Compute the basic block count across modules.
Summary:
Count the per-module number of basic blocks when the module summary is computed
and sum them up during Thin LTO indexing.
This is used to estimate the working set size under the partial sample PGO.
This is split off of D79831.
Reviewers: davidxl, espindola
Subscribers: emaste, inglorion, hiraditya, MaskRay, steven_wu, dexonsmith, arphaman, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D80403
Diffstat (limited to 'llvm/lib/Analysis/ModuleSummaryAnalysis.cpp')
| -rw-r--r-- | llvm/lib/Analysis/ModuleSummaryAnalysis.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/ModuleSummaryAnalysis.cpp b/llvm/lib/Analysis/ModuleSummaryAnalysis.cpp index b900a38..c5e5e32 100644 --- a/llvm/lib/Analysis/ModuleSummaryAnalysis.cpp +++ b/llvm/lib/Analysis/ModuleSummaryAnalysis.cpp @@ -390,6 +390,7 @@ static void computeFunctionSummary(ModuleSummaryIndex &Index, const Module &M, .updateHotness(getHotness(Candidate.Count, PSI)); } } + Index.addBlockCount(F.size()); std::vector<ValueInfo> Refs; if (IsThinLTO) { |