[LLVMbugs] [Bug 9431] New: 33% slowdown of Vector/multiplies with list-ilp on i386

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=9431

           Summary: 33% slowdown of Vector/multiplies with list-ilp on
                    i386
           Product: libraries
           Version: trunk
          Platform: PC
        OS/Version: All
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Backend: X86
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: atrick at apple.com
                CC: llvmbugs at cs.uiuc.edu


When list-ilp was enabled by default on 2011-03-07,
SingleSource/UnitTests/Vector/multiplies.exec slowed down by 33% vs.
list-burr (it now takes 50% more time to execute). The x86_64 tester
only showed an 8% slowdown.

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