Title: [99486] trunk/Source/_javascript_Core
- Revision
- 99486
- Author
- [email protected]
- Date
- 2011-11-07 15:08:54 -0800 (Mon, 07 Nov 2011)
Log Message
Switch the value profiler back to 8 buckets, because we suspect that while this
is more expensive it's also more stable.
Rubber stamped by Geoff Garen.
* bytecode/ValueProfile.h:
Modified Paths
Diff
Modified: trunk/Source/_javascript_Core/ChangeLog (99485 => 99486)
--- trunk/Source/_javascript_Core/ChangeLog 2011-11-07 23:03:05 UTC (rev 99485)
+++ trunk/Source/_javascript_Core/ChangeLog 2011-11-07 23:08:54 UTC (rev 99486)
@@ -1,3 +1,12 @@
+2011-11-07 Filip Pizlo <[email protected]>
+
+ Switch the value profiler back to 8 buckets, because we suspect that while this
+ is more expensive it's also more stable.
+
+ Rubber stamped by Geoff Garen.
+
+ * bytecode/ValueProfile.h:
+
2011-11-07 Andrew Wason <[email protected]>
Uninitialized Heap member var
Modified: trunk/Source/_javascript_Core/bytecode/ValueProfile.h (99485 => 99486)
--- trunk/Source/_javascript_Core/bytecode/ValueProfile.h 2011-11-07 23:03:05 UTC (rev 99485)
+++ trunk/Source/_javascript_Core/bytecode/ValueProfile.h 2011-11-07 23:08:54 UTC (rev 99486)
@@ -38,7 +38,7 @@
#if ENABLE(VALUE_PROFILER)
struct ValueProfile {
- static const unsigned logNumberOfBuckets = 0; // 1 bucket
+ static const unsigned logNumberOfBuckets = 3; // 8 buckets
static const unsigned numberOfBuckets = 1 << logNumberOfBuckets;
static const unsigned numberOfSpecFailBuckets = 1;
static const unsigned bucketIndexMask = numberOfBuckets - 1;
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