[Webkit-unassigned] [Bug 88314] New: Improve Math.round and Math.floor intrinsic

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=88314

           Summary: Improve Math.round and Math.floor intrinsic
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: yuqiang.xian at intel.com
                CC: barraclough at apple.com, fpizlo at apple.com


Currently we call a native function from the JIT code to complete the "round" and "floor" operations. We could inline some fast paths especially for those positive values on the platforms where floating point truncation is supported.

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