Re: [Beignet] double precision support

2015-03-11 Thread Zhigang Gong
On Tue, Mar 10, 2015 at 10:59:05AM -0700, Matt Turner wrote: > On Tue, Mar 10, 2015 at 2:19 AM, Zhigang Gong > wrote: > > 2. The double support is not fully supported. For example, all the math > >functions and even the divide instruction is not supported. > > You're right that the hardware d

Re: [Beignet] double precision support

2015-03-10 Thread Matt Turner
On Tue, Mar 10, 2015 at 2:19 AM, Zhigang Gong wrote: > 2. The double support is not fully supported. For example, all the math >functions and even the divide instruction is not supported. You're right that the hardware doesn't natively do most of the math operations on doubles (it even doesn'

Re: [Beignet] double precision support

2015-03-10 Thread Zhigang Gong
On Thu, Mar 05, 2015 at 03:51:21PM +0100, Malcolm Roberts wrote: > Hello. > > I just installed the latest version of beignet from git > (74390cabe5d2958fec5806a5099bad44c74798f5) and I notice that > cl_khr_fp64 is not available. I am a bit late for the conversation > in July > (http://lists.freed

[Beignet] double precision support

2015-03-05 Thread Malcolm Roberts
Hello. I just installed the latest version of beignet from git (74390cabe5d2958fec5806a5099bad44c74798f5) and I notice that cl_khr_fp64 is not available. I am a bit late for the conversation in July (http://lists.freedesktop.org/archives/beignet/2014-July/003599.html) but I thought that I wo