[llvm-commits] [PATCH] Incorrect VFP version supporting ARM Cortex-M4

[Jiangning Liu]

> -----Original Message-----
> From: rengolin at gmail.com [mailto:rengolin at gmail.com] On Behalf Of Renato
> Golin
> Sent: Thursday, July 26, 2012 5:21 PM
> To: Jiangning Liu
> Cc: Jiangning Liu; Jim Grosbach; llvm-commits at cs.uiuc.edu for LLVM
> Subject: Re: [llvm-commits] [PATCH] Incorrect VFP version supporting ARM
> Cortex-M4
> 
> On 26 July 2012 09:35, Jiangning Liu <Jiangning.Liu at arm.com> wrote:
> > PING... Who can help to review this piece of code change?
> 
> Hi Jiangning,
> 
> Cortex-A15 seems to have VFPv4-D32, while cortex-M4 has VFPv4-SP, how do
> you suppose to differentiate them?
> 

I expect FeatureVFPOnlySP is to support SP-D16, although the name doesn't
represent d16 yet. At present, Cortex-M4 should be the only one using this
definition.

Thanks,
-Jiangning

> 
> --
> cheers,
> --renato
> 
> http://systemcall.org/