[llvm-bugs] [Bug 52329] New: -mtp=cp15 generates __aeabi_read_tp in Thumb2 mode

via llvm-bugs llvm-bugs at lists.llvm.org
Wed Oct 27 09:49:33 PDT 2021


            Bug ID: 52329
           Summary: -mtp=cp15 generates __aeabi_read_tp in Thumb2 mode
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Windows NT
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Backend: ARM
          Assignee: unassignedbugs at nondot.org
          Reporter: natechancellor at gmail.com
                CC: llvm-bugs at lists.llvm.org, smithp352 at googlemail.com,
                    Ties.Stuij at arm.com

This impacts the Linux kernel:

Reproducer: https://godbolt.org/z/aejoTqo4n

Fix: https://reviews.llvm.org/D112600

Opening this to track for LLVM 13.0.1.

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