Re: [PATCH][AArch64] Add vector permute cost

2016-01-26 Thread James Greenhalgh
On Tue, Dec 15, 2015 at 11:35:45AM +, Wilco Dijkstra wrote: > > Add support for vector permute cost since various permutes can expand into a > complex > sequence of instructions. This fixes major performance regressions due to > recent changes > in the SLP vectorizer (which now vectorizes m

Re: [PATCH][AArch64] Add vector permute cost

2016-01-26 Thread Wilco Dijkstra
ping From: Wilco Dijkstra Sent: 16 December 2015 11:37 To: Richard Biener; James Greenhalgh Cc: GCC Patches; nd Subject: RE: [PATCH][AArch64] Add vector permute cost Richard Biener wrote: > On Wed, Dec 16, 2015 at 10:32 AM, James Greenhalgh >

RE: [PATCH][AArch64] Add vector permute cost

2015-12-16 Thread Wilco Dijkstra
Richard Biener wrote: > On Wed, Dec 16, 2015 at 10:32 AM, James Greenhalgh > wrote: > > On Tue, Dec 15, 2015 at 11:35:45AM +, Wilco Dijkstra wrote: > >> > >> Add support for vector permute cost since various permutes can expand into > >> a complex > >> sequence of instructions. This fixes ma

Re: [PATCH][AArch64] Add vector permute cost

2015-12-16 Thread Richard Biener
On Wed, Dec 16, 2015 at 10:32 AM, James Greenhalgh wrote: > On Tue, Dec 15, 2015 at 11:35:45AM +, Wilco Dijkstra wrote: >> >> Add support for vector permute cost since various permutes can expand into a >> complex >> sequence of instructions. This fixes major performance regressions due to

Re: [PATCH][AArch64] Add vector permute cost

2015-12-16 Thread James Greenhalgh
On Tue, Dec 15, 2015 at 11:35:45AM +, Wilco Dijkstra wrote: > > Add support for vector permute cost since various permutes can expand into a > complex > sequence of instructions. This fixes major performance regressions due to > recent changes > in the SLP vectorizer (which now vectorizes m