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author | dim <dim@FreeBSD.org> | 2016-01-06 20:20:48 +0000 |
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committer | dim <dim@FreeBSD.org> | 2016-01-06 20:20:48 +0000 |
commit | e13d34a8ff8cbd5565582c4efc3c00d9d2aab26f (patch) | |
tree | 7ea42cf427bda317125421123460445eb3c7075f /contrib/llvm/tools/clang/lib/CodeGen/CodeGenPGO.cpp | |
parent | e06c171d67ab436f270b15f7e364a8d8f77c01f2 (diff) | |
parent | fc74ff5a0792641885551a63d9ddf8cbfdf76e3c (diff) | |
download | FreeBSD-src-e13d34a8ff8cbd5565582c4efc3c00d9d2aab26f.zip FreeBSD-src-e13d34a8ff8cbd5565582c4efc3c00d9d2aab26f.tar.gz |
Update clang to trunk r256945.
Diffstat (limited to 'contrib/llvm/tools/clang/lib/CodeGen/CodeGenPGO.cpp')
-rw-r--r-- | contrib/llvm/tools/clang/lib/CodeGen/CodeGenPGO.cpp | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/contrib/llvm/tools/clang/lib/CodeGen/CodeGenPGO.cpp b/contrib/llvm/tools/clang/lib/CodeGen/CodeGenPGO.cpp index 3877433..5ae861e 100644 --- a/contrib/llvm/tools/clang/lib/CodeGen/CodeGenPGO.cpp +++ b/contrib/llvm/tools/clang/lib/CodeGen/CodeGenPGO.cpp @@ -721,17 +721,7 @@ CodeGenPGO::applyFunctionAttributes(llvm::IndexedInstrProfReader *PGOReader, if (!haveRegionCounts()) return; - uint64_t MaxFunctionCount = PGOReader->getMaximumFunctionCount(); uint64_t FunctionCount = getRegionCount(nullptr); - if (FunctionCount >= (uint64_t)(0.3 * (double)MaxFunctionCount)) - // Turn on InlineHint attribute for hot functions. - // FIXME: 30% is from preliminary tuning on SPEC, it may not be optimal. - Fn->addFnAttr(llvm::Attribute::InlineHint); - else if (FunctionCount <= (uint64_t)(0.01 * (double)MaxFunctionCount)) - // Turn on Cold attribute for cold functions. - // FIXME: 1% is from preliminary tuning on SPEC, it may not be optimal. - Fn->addFnAttr(llvm::Attribute::Cold); - Fn->setEntryCount(FunctionCount); } |