[Qemu-devel] Re: [PATCH 3/3] target-ppc: fix sNaN propagation

2011-01-10 Thread Aurelien Jarno
On Wed, Jan 05, 2011 at 06:20:07PM +0100, Alexander Graf wrote: > > On 02.01.2011, at 15:39, Aurelien Jarno wrote: > > > The current FPU code returns 0.0 if one of the operand is a > > signaling NaN and the VXSNAN exception is disabled. > > > > fload_invalid_op_excp() doesn't return a qNaN in ca

[Qemu-devel] Re: [PATCH 3/3] target-ppc: fix sNaN propagation

2011-01-05 Thread Alexander Graf
On 02.01.2011, at 15:39, Aurelien Jarno wrote: > The current FPU code returns 0.0 if one of the operand is a > signaling NaN and the VXSNAN exception is disabled. > > fload_invalid_op_excp() doesn't return a qNaN in case of a VXSNAN > exception as the operand should be propagated instead of a ne