Re: [Intel-gfx] [PATCH 2/2] drm/i915: Execlist irq handler micro optimisations

2016-02-11 Thread Chris Wilson
On Thu, Feb 11, 2016 at 06:03:10PM +, Tvrtko Ursulin wrote: > From: Tvrtko Ursulin > > Assorted changes most likely without any practical effect > apart from a tiny reduction in generated code for the interrupt > handler and request submission. > > * Remove needless initialization. > * Imp

[Intel-gfx] [PATCH 2/2] drm/i915: Execlist irq handler micro optimisations

2016-02-11 Thread Tvrtko Ursulin
From: Tvrtko Ursulin Assorted changes most likely without any practical effect apart from a tiny reduction in generated code for the interrupt handler and request submission. * Remove needless initialization. * Improve cache locality by reorganizing code and/or using branch hints to keep un