[llvm-bugs] [Bug 44389] New: Missed constant folding for llvm.x86.bmi.pext.32

via llvm-bugs llvm-bugs at lists.llvm.org
Fri Dec 27 10:57:38 PST 2019


            Bug ID: 44389
           Summary: Missed constant folding for llvm.x86.bmi.pext.32
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Scalar Optimizations
          Assignee: unassignedbugs at nondot.org
          Reporter: david.bolvansky at gmail.com
                CC: llvm-bugs at lists.llvm.org

LLVM is unable to optimize

%d = tail call i32 @llvm.x86.bmi.pext.32(i32 16371, i32 43690)


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