[llvm-bugs] [Bug 35606] New: [X86] VZEROUPPER, VZEROALL missing from Sandybridge scheduler model

via llvm-bugs llvm-bugs at lists.llvm.org
Sun Dec 10 08:38:55 PST 2017


https://bugs.llvm.org/show_bug.cgi?id=35606

            Bug ID: 35606
           Summary: [X86] VZEROUPPER, VZEROALL missing from Sandybridge
                    scheduler model
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Backend: X86
          Assignee: unassignedbugs at nondot.org
          Reporter: craig.topper at gmail.com
                CC: llvm-bugs at lists.llvm.org

VZEROUPPER/VZEROALL has scheduling information for haswel,broadwell,skylake,
but not sandybrige

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