Re: [Patch ARM] Fix PR71778

2017-06-19 Thread Kyrill Tkachov
On 19/06/17 17:16, James Greenhalgh wrote: On Fri, Jun 16, 2017 at 11:07:41AM +0100, Kyrill Tkachov wrote: On 16/06/17 10:07, James Greenhalgh wrote: On Wed, Jun 14, 2017 at 11:21:30AM +0100, Kyrill Tkachov wrote: <...> That movv2di expander is the one in vec-common.md that ends up calli

Re: [Patch ARM] Fix PR71778

2017-06-19 Thread James Greenhalgh
On Fri, Jun 16, 2017 at 11:07:41AM +0100, Kyrill Tkachov wrote: > > On 16/06/17 10:07, James Greenhalgh wrote: > >On Wed, Jun 14, 2017 at 11:21:30AM +0100, Kyrill Tkachov wrote: > > > > <...> > > > >>That movv2di expander is the one in vec-common.md that ends up calling > >>neon_make_constant. I

Re: [Patch ARM] Fix PR71778

2017-06-16 Thread Kyrill Tkachov
On 16/06/17 10:07, James Greenhalgh wrote: On Wed, Jun 14, 2017 at 11:21:30AM +0100, Kyrill Tkachov wrote: <...> That movv2di expander is the one in vec-common.md that ends up calling neon_make_constant. I wonder why const0_rtx passed its predicate check (that would require a V2DImode vect

Re: [Patch ARM] Fix PR71778

2017-06-16 Thread James Greenhalgh
On Wed, Jun 14, 2017 at 11:21:30AM +0100, Kyrill Tkachov wrote: <...> > That movv2di expander is the one in vec-common.md that ends up calling > neon_make_constant. I wonder why const0_rtx passed its predicate check > (that would require a V2DImode vector of zeroes rather than a const0_rtx). >

Re: [Patch ARM] Fix PR71778

2017-06-14 Thread Kyrill Tkachov
Hi James, On 12/06/17 14:57, James Greenhalgh wrote: Hi, PR71778 is an ICE when you pass a non-constant argument to an intrinsic which requires a constant. This ICE was introduced after we rewrote some of the builtin handling for Neon intrinsics, the issue is that after throwing an error in ar