Hi,

On Fri, May 22, 2015 at 05:27:14PM +0100, James Cowgill wrote:
> Yep it's a hardware problem. The following assembly dies (raises SIGILL)
> at 'sqrt.s' on the Loongsons and works everywhere else:
> 
> ===
>         .set mips2
>         .text
>         .global main
>         .type main, @function
> main:
>         lui $t0, %hi(value)
>         lwc1 $f0, %lo(value)($t0)
>         nop
>         sqrt.s $f0, $f0
>         jr $ra
> 
>         .data
> value:
>         .float 1.1342362e-39
> ===

Is this a standalone reproducer program for the problem? Because
I tried it on on my Loongson box and didn't get any SIGILL...

A.


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