On Sat, Apr 09, 2016 at 12:02:44PM +0200, Graham Inggs wrote:
> On 9 April 2016 at 00:53, peter green <plugw...@p10link.net> wrote:
> > It would be useful if someone can reproduce the issue and get a dissasembly
> > of the failure location.
>
> I hope this is useful. I'll leave my screen session on abel.d.o. open
> in case I need to fetch more information.
>
> [Thread debugging using libthread_db enabled]
> Using host libthread_db library "/lib/arm-linux-gnueabihf/libthread_db.so.1".
> WARNING: unable to determine host cpu name.
> exports.jl
> essentials.jl
> docs/bootstrap.jl
> base.jl
> reflection.jl
> build_h.jl
> version_git.jl
> Program received signal SIGILL, Illegal instruction.
> 0x940c5060 in julia_call_891 ()
> (gdb) disassemble $pc
> Dump of assembler code for function julia_call_891:
> 0x940c5054 <+0>: push {r4, r5, r6, lr}
> 0x940c5058 <+4>: vpush {d8}
> 0x940c505c <+8>: mov r0, #40 ; 0x28
> => 0x940c5060 <+12>: vorr d8, d0, d0
And yes, vorr is an NEON instruction.
> 0x940c5064 <+16>: mov r4, r3
> 0x940c5068 <+20>: mov r5, r2
> 0x940c506c <+24>: mov r6, r1
> 0x940c5070 <+28>: bl 0x940c50c4
> 0x940c5074 <+32>: movw r1, #16432 ; 0x4030
> 0x940c5078 <+36>: movt r1, #37900 ; 0x940c
> 0x940c507c <+40>: ldr r1, [r1]
> 0x940c5080 <+44>: stmda r0, {r1, r6}
> 0x940c5084 <+48>: ldr r1, [sp, #24]
> 0x940c5088 <+52>: str r5, [r0, #4]
> 0x940c508c <+56>: str r4, [r0, #8]
> 0x940c5090 <+60>: str r1, [r0, #12]
> 0x940c5094 <+64>: ldr r1, [sp, #28]
> 0x940c5098 <+68>: str r1, [r0, #16]
> 0x940c509c <+72>: ldrb r1, [sp, #32]
> 0x940c50a0 <+76>: and r1, r1, #1
> 0x940c50a4 <+80>: strb r1, [r0, #20]
> 0x940c50a8 <+84>: ldr r1, [sp, #36] ; 0x24
> 0x940c50ac <+88>: str r1, [r0, #24]
> 0x940c50b0 <+92>: vstr d8, [r0, #32]
> 0x940c50b4 <+96>: vpop {d8}
> 0x940c50b8 <+100>: pop {r4, r5, r6, pc}
> End of assembler dump.
