[llvm-bugs] [Bug 36249] New: Missing expansion of VLD1d64TPseudoWB_register and VLD1d64QPseudoWB_register

via llvm-bugs llvm-bugs at lists.llvm.org
Tue Feb 6 03:27:36 PST 2018


https://bugs.llvm.org/show_bug.cgi?id=36249

            Bug ID: 36249
           Summary: Missing expansion of VLD1d64TPseudoWB_register and
                    VLD1d64QPseudoWB_register
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Backend: ARM
          Assignee: unassignedbugs at nondot.org
          Reporter: thomas.preudhomme at linaro.org
                CC: llvm-bugs at lists.llvm.org

Created attachment 19815
  --> https://bugs.llvm.org/attachment.cgi?id=19815&action=edit
Reproducer for missing lowering of VLD1d64TPseudoWB_register and
VLD1d64QPseudoWB_register

Hi,

The attached MIR testcase triggers an assert failure compiled with llc -mtriple
armv7. This is due to missed lowering for VLD1d64TPseudoWB_register and
VLD1d64QPseudoWB_register.

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