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

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=52329

            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: unassignedb...@nondot.org
          Reporter: natechancel...@gmail.com
                CC: llvm-bugs@lists.llvm.org, smithp...@googlemail.com,
                    ties.st...@arm.com

This impacts the Linux kernel:
https://github.com/ClangBuiltLinux/linux/issues/1485

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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