[llvm-bugs] [Bug 39466] New: mca hangs on sqrt-rsqrt-rcp-memop.s

via llvm-bugs llvm-bugs at lists.llvm.org
Sat Oct 27 10:03:11 PDT 2018


            Bug ID: 39466
           Summary: mca hangs on sqrt-rsqrt-rcp-memop.s
           Product: tools
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: llvm-mca
          Assignee: unassignedbugs at nondot.org
          Reporter: lebedev.ri at gmail.com
                CC: andrea.dibiagio at gmail.com, llvm-bugs at lists.llvm.org,
                    matthew.davis at sony.com

If i add a run line to llvm/test/tools/llvm-mca/X86/sqrt-rsqrt-rcp-memop.s

# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -iterations=1
-all-views=false -timeline < %s | FileCheck %s -check-prefix=ALL

llvm-mca seemingly hangs.

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