Re: [Qemu-devel] How does ARM VFP is emulated?

2012-08-17 Thread Laurent Desnogues
On Thursday, August 16, 2012, Oi Khote oikh...@hotmail.com wrote: So how exactly does VFP is being emulated. QEMU uses a library for FP computations, based on the softfloat package. Laurent

Re: [Qemu-devel] How does ARM VFP is emulated?

2012-08-17 Thread Wei-Ren Chen
On Fri, Aug 17, 2012 at 10:29:24AM +0200, Laurent Desnogues wrote: On Thursday, August 16, 2012, Oi Khote oikh...@hotmail.com wrote: So how exactly does VFP is being emulated. QEMU uses a library for FP computations, based on the softfloat package. I thought QEMU emulates VFP itself,

Re: [Qemu-devel] How does ARM VFP is emulated?

2012-08-17 Thread Peter Maydell
On 17 August 2012 12:27, 陳韋任 (Wei-Ren Chen) che...@iis.sinica.edu.tw wrote: On Fri, Aug 17, 2012 at 10:29:24AM +0200, Laurent Desnogues wrote: On Thursday, August 16, 2012, Oi Khote oikh...@hotmail.com wrote: So how exactly does VFP is being emulated. QEMU uses a library for FP computations,

[Qemu-devel] How does ARM VFP is emulated?

2012-08-16 Thread Oi Khote
I am new to QEMU was wondering how QEMU emulates the VFP for an arm processor . On a qemued debian qrmel machine for a floating point program all the intruction sin assembly program are not using fxxx instructions but that program still works correctly. I checked the config file for