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| author | Jun Ma <JunMa@linux.alibaba.com> | 2022-04-22 15:08:01 +0800 |
|---|---|---|
| committer | Jun Ma <JunMa@linux.alibaba.com> | 2022-04-24 09:34:19 +0800 |
| commit | c0022b4bb12d93d95bc3dfa00f236fc2cfe753ed (patch) | |
| tree | 9a9edfcb8da7e9a9f50e67323e2f9cfe473efbe8 /llvm/lib/Analysis/InlineCost.cpp | |
| parent | 4620032ee304aae35a12b3e8927f0e27f527f4e1 (diff) | |
| download | llvm-c0022b4bb12d93d95bc3dfa00f236fc2cfe753ed.zip llvm-c0022b4bb12d93d95bc3dfa00f236fc2cfe753ed.tar.gz llvm-c0022b4bb12d93d95bc3dfa00f236fc2cfe753ed.tar.bz2 | |
[InlineCost] Set LastCallToStaticBonus in ML inlining models.
This patch set LastCallToStaticBonus based on check, it has
no noticeable size reduction on an internal workload and linux kernel
with Os/Oz.
Differential Revision: https://reviews.llvm.org/D124233
Diffstat (limited to 'llvm/lib/Analysis/InlineCost.cpp')
| -rw-r--r-- | llvm/lib/Analysis/InlineCost.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/InlineCost.cpp b/llvm/lib/Analysis/InlineCost.cpp index 033ca9a..837a6c1 100644 --- a/llvm/lib/Analysis/InlineCost.cpp +++ b/llvm/lib/Analysis/InlineCost.cpp @@ -1203,6 +1203,10 @@ private: set(InlineCostFeatureIndex::ColdCcPenalty, (F.getCallingConv() == CallingConv::Cold)); + set(InlineCostFeatureIndex::LastCallToStaticBonus, + (F.hasLocalLinkage() && F.hasOneLiveUse() && + &F == CandidateCall.getCalledFunction())); + // FIXME: we shouldn't repeat this logic in both the Features and Cost // analyzer - instead, we should abstract it to a common method in the // CallAnalyzer |