[Bug binutils/28959] New: obdump doesn't decode anymore mftb instruction (elf32-powerpc)

[christophe.leroy at csgroup dot eu]

https://sourceware.org/bugzilla/show_bug.cgi?id=28959

            Bug ID: 28959
           Summary: obdump doesn't decode anymore mftb instruction
                    (elf32-powerpc)
           Product: binutils
           Version: 2.37
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: binutils
          Assignee: unassigned at sourceware dot org
          Reporter: christophe.leroy at csgroup dot eu
  Target Milestone: ---

vmlinux:     file format elf32-powerpc


Disassembly of section .text:

        c000d810 <system_call_exception>:
        ...
        c000d838:       93 e1 00 1c     stw     r31,28(r1)
        c000d83c:       60 00 00 00     nop
==>     c000d840:       7d 8c 42 e6     .long 0x7d8c42e6
        c000d844:       83 e2 00 08     lwz     r31,8(r2)
        c000d848:       80 02 00 28     lwz     r0,40(r2)


With binutils 2.36.1:

        c000d838:       93 e1 00 1c     stw     r31,28(r1)
        c000d83c:       60 00 00 00     nop
==>     c000d840:       7d 8c 42 e6     mftb    r12
        c000d844:       83 e2 00 08     lwz     r31,8(r2)
        c000d848:       80 02 00 28     lwz     r0,40(r2)

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