From a89b2ebb8e192c5e8cea21079bda2ee2c0c7dddd Mon Sep 17 00:00:00 2001 From: Simon Hausmann Date: Fri, 25 May 2012 15:09:11 +0200 Subject: Imported WebKit commit eb5c1b8fe4d4b1b90b5137433fc58a91da0e6878 (http://svn.webkit.org/repository/webkit/trunk@118516) --- Source/JavaScriptCore/dfg/DFGOSRExit.cpp | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) (limited to 'Source/JavaScriptCore/dfg/DFGOSRExit.cpp') diff --git a/Source/JavaScriptCore/dfg/DFGOSRExit.cpp b/Source/JavaScriptCore/dfg/DFGOSRExit.cpp index 844be2a7c..bcb98a1ed 100644 --- a/Source/JavaScriptCore/dfg/DFGOSRExit.cpp +++ b/Source/JavaScriptCore/dfg/DFGOSRExit.cpp @@ -78,7 +78,16 @@ bool OSRExit::considerAddingAsFrequentExitSiteSlow(CodeBlock* dfgCodeBlock, Code if (static_cast(m_count) / dfgCodeBlock->speculativeFailCounter() <= Options::osrExitProminenceForFrequentExitSite) return false; - return baselineCodeBlockForOriginAndBaselineCodeBlock(m_codeOriginForExitProfile, profiledCodeBlock)->addFrequentExitSite(FrequentExitSite(m_codeOriginForExitProfile.bytecodeIndex, m_kind)); + FrequentExitSite exitSite; + + if (m_kind == ArgumentsEscaped) { + // Count this one globally. It doesn't matter where in the code block the arguments excaped; + // the fact that they did is not associated with any particular instruction. + exitSite = FrequentExitSite(m_kind); + } else + exitSite = FrequentExitSite(m_codeOriginForExitProfile.bytecodeIndex, m_kind); + + return baselineCodeBlockForOriginAndBaselineCodeBlock(m_codeOrigin, profiledCodeBlock)->addFrequentExitSite(exitSite); } } } // namespace JSC::DFG -- cgit v1.2.1