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[SIL] NFC: Simplify SILVTable and save 8 bytes per SILVTable

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We were not using the primary benefits of an intrusive list, namely the
ability to insert or remove from the middle of the list, so let's switch
to a plain vector. This also avoids linked-list pointer chasing.
This commit is contained in:
David Zarzycki
2020-06-08 10:42:04 -04:00
parent fe8893da96
commit 017ee7bf04
14 changed files with 53 additions and 58 deletions
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lib/FrontendTool/FrontendTool.cpp
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@@ -736,7 +736,7 @@ static void countStatsPostSILGen(UnifiedStatsReporter &Stats,
auto &C = Stats.getFrontendCounters();
// FIXME: calculate these in constant time, via the dense maps.
C.NumSILGenFunctions += Module.getFunctionList().size();
C.NumSILGenVtables += Module.getVTableList().size();
C.NumSILGenVtables += Module.getVTables().size();
C.NumSILGenWitnessTables += Module.getWitnessTableList().size();
C.NumSILGenDefaultWitnessTables += Module.getDefaultWitnessTableList().size();
C.NumSILGenGlobalVariables += Module.getSILGlobalList().size();