Bug#781892: (Hardware?) problem with denormal values on mipsel
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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