[Webkit-unassigned] [Bug 145619] New: [Content Extensions] Implement branch compaction for DFA byte code

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=145619

            Bug ID: 145619
           Summary: [Content Extensions] Implement branch compaction for
                    DFA byte code
    Classification: Unclassified
           Product: WebKit
           Version: 528+ (Nightly build)
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebCore Misc.
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: achristensen at apple.com

We use lots of 0's for the high bits of jumps in the DFA byte code.  Let's compact this down.
This patch reduced the total byte code size in a large test case from 15123003 bytes to 14085291.

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