Re: [Patch AArch64] Use software sqrt expansion always for -mlow-precision-recip-sqrt

2016-02-16 Thread Marcus Shawcroft
On 11 January 2016 at 11:53, James Greenhalgh wrote: > > --- > 2015-12-10 James Greenhalgh > > * config/aarch64/aarch64.c (use_rsqrt_p): Always use software > reciprocal sqrt for -mlow-precision-recip-sqrt. > OK /Marcus

Re: [Patch AArch64] Use software sqrt expansion always for -mlow-precision-recip-sqrt

2016-02-15 Thread James Greenhalgh
On Mon, Feb 08, 2016 at 10:57:44AM +, James Greenhalgh wrote: > On Mon, Feb 01, 2016 at 01:59:34PM +, James Greenhalgh wrote: > > On Mon, Jan 25, 2016 at 11:21:25AM +, James Greenhalgh wrote: > > > On Mon, Jan 11, 2016 at 11:53:39AM +, James Greenhalgh wrote: > > > > > > > > Hi, >

Re: [Patch AArch64] Use software sqrt expansion always for -mlow-precision-recip-sqrt

2016-02-08 Thread James Greenhalgh
On Mon, Feb 01, 2016 at 01:59:34PM +, James Greenhalgh wrote: > On Mon, Jan 25, 2016 at 11:21:25AM +, James Greenhalgh wrote: > > On Mon, Jan 11, 2016 at 11:53:39AM +, James Greenhalgh wrote: > > > > > > Hi, > > > > > > I'd like to switch the logic around in aarch64.c such that > > >

Re: [Patch AArch64] Use software sqrt expansion always for -mlow-precision-recip-sqrt

2016-02-01 Thread James Greenhalgh
On Mon, Jan 25, 2016 at 11:21:25AM +, James Greenhalgh wrote: > On Mon, Jan 11, 2016 at 11:53:39AM +, James Greenhalgh wrote: > > > > Hi, > > > > I'd like to switch the logic around in aarch64.c such that > > -mlow-precision-recip-sqrt causes us to always emit the low-precision > > softwa

Re: [Patch AArch64] Use software sqrt expansion always for -mlow-precision-recip-sqrt

2016-01-25 Thread James Greenhalgh
On Mon, Jan 11, 2016 at 11:53:39AM +, James Greenhalgh wrote: > > Hi, > > I'd like to switch the logic around in aarch64.c such that > -mlow-precision-recip-sqrt causes us to always emit the low-precision > software expansion for reciprocal square root. I have two reasons to do > this; first

Re: [Patch AArch64] Use software sqrt expansion always for -mlow-precision-recip-sqrt

2016-01-12 Thread James Greenhalgh
> Cc: n...@arm.com; marcus.shawcr...@arm.com; > > richard.earns...@arm.com; Kumar, Venkataramanan; > > philipp.toms...@theobroma-systems.com; pins...@gmail.com; > > kyrylo.tkac...@arm.com; e.mene...@samsung.com > > Subject: [Patch AArch64] Use software sqrt expansion always for -m

Re: [Patch AArch64] Use software sqrt expansion always for -mlow-precision-recip-sqrt

2016-01-12 Thread Kyrill Tkachov
Hi all, On 12/01/16 11:32, James Greenhalgh wrote: On Mon, Jan 11, 2016 at 04:57:56PM -0600, Evandro Menezes wrote: On 01/11/2016 05:53 AM, James Greenhalgh wrote: I'd like to switch the logic around in aarch64.c such that -mlow-precision-recip-sqrt causes us to always emit the low-precision s

Re: [Patch AArch64] Use software sqrt expansion always for -mlow-precision-recip-sqrt

2016-01-12 Thread James Greenhalgh
On Mon, Jan 11, 2016 at 04:57:56PM -0600, Evandro Menezes wrote: > On 01/11/2016 05:53 AM, James Greenhalgh wrote: > >I'd like to switch the logic around in aarch64.c such that > >-mlow-precision-recip-sqrt causes us to always emit the low-precision > >software expansion for reciprocal square root.

RE: [Patch AArch64] Use software sqrt expansion always for -mlow-precision-recip-sqrt

2016-01-11 Thread Kumar, Venkataramanan
ipp.toms...@theobroma-systems.com; pins...@gmail.com; > kyrylo.tkac...@arm.com; e.mene...@samsung.com > Subject: [Patch AArch64] Use software sqrt expansion always for -mlow- > precision-recip-sqrt > > > Hi, > > I'd like to switch the logic around in aarch64.c such that

Re: [Patch AArch64] Use software sqrt expansion always for -mlow-precision-recip-sqrt

2016-01-11 Thread Evandro Menezes
On 01/11/2016 05:53 AM, James Greenhalgh wrote: I'd like to switch the logic around in aarch64.c such that -mlow-precision-recip-sqrt causes us to always emit the low-precision software expansion for reciprocal square root. I have two reasons to do this; first is consistency across -mcpu targets,

[Patch AArch64] Use software sqrt expansion always for -mlow-precision-recip-sqrt

2016-01-11 Thread James Greenhalgh
Hi, I'd like to switch the logic around in aarch64.c such that -mlow-precision-recip-sqrt causes us to always emit the low-precision software expansion for reciprocal square root. I have two reasons to do this; first is consistency across -mcpu targets, second is enabling more -mcpu targets to us