Re: [Qemu-devel] [PATCH 14/17] s390x: Implement opcode helpers

[Richard Henderson]

On 03/28/2011 10:23 AM, Alexander Graf wrote:
> I just checked the macros there and it looks like
> float32_compare_quiet returns eq when both numbers are NaN.

No it doesn't -- a == b will never be true for either operand as NaN.

Have a look at the "real" softfloat version anyway, not the
softfloat-native version.  This is hiding behind macros; 
look for "float ## s ## _compare_internal".



r~