[Webkit-unassigned] [Bug 152163] New: B3 should turn LessThan(Shr(@x, @const1), @const2) into LessThan(@x, @const2 << @const1) whenever possible

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Thu Dec 10 18:57:30 PST 2015


https://bugs.webkit.org/show_bug.cgi?id=152163

            Bug ID: 152163
           Summary: B3 should turn LessThan(Shr(@x, @const1), @const2)
                    into LessThan(@x, @const2 << @const1) whenever
                    possible
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: All
                OS: All
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: fpizlo at apple.com

This will help simplify array bounds checks in asm.js code.

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