From: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
To: Chris Wilson <chris@chris-wilson.co.uk>, Intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 3/3] drm/i915: Replace "INTEL_INFO->gen == x" checks with IS_GENx
Date: Fri, 6 May 2016 15:20:56 +0100 [thread overview]
Message-ID: <572CA848.1000700@linux.intel.com> (raw)
In-Reply-To: <572CA722.4080706@linux.intel.com>
On 06/05/16 15:16, Tvrtko Ursulin wrote:
>
> On 06/05/16 14:59, Chris Wilson wrote:
>> On Fri, May 06, 2016 at 02:43:51PM +0100, Tvrtko Ursulin wrote:
>>> From: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
>>>
>>> This way optimization from a previous patch works even better.
>>
>> Impact on object size? The hope is that gcc is able to combine tests so
>> reduce instruction count.
>
> Every patch in this series shrinks the object size.
>
> With the bitmask approach it is able to combine tests, previously it
> wasn't.
To expand, ~1.5k savings after the five patches in this series.
Regards,
Tvrtko
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next prev parent reply other threads:[~2016-05-06 14:23 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-06 13:43 [PATCH 1/3] drm/i915: Make IS_GENx macros work on a mask Tvrtko Ursulin
2016-05-06 13:43 ` [PATCH 2/3] drm/i915: Promote IS_BROADWELL to a simple macro Tvrtko Ursulin
2016-05-06 14:00 ` Ville Syrjälä
2016-05-06 14:18 ` Tvrtko Ursulin
2016-05-06 14:29 ` Ville Syrjälä
2016-05-06 14:44 ` Tvrtko Ursulin
2016-05-06 14:51 ` Chris Wilson
2016-05-06 14:58 ` Ville Syrjälä
2016-05-06 13:43 ` [PATCH 3/3] drm/i915: Replace "INTEL_INFO->gen == x" checks with IS_GENx Tvrtko Ursulin
2016-05-06 13:59 ` Chris Wilson
2016-05-06 14:16 ` Tvrtko Ursulin
2016-05-06 14:20 ` Tvrtko Ursulin [this message]
2016-05-09 14:18 ` Dave Gordon
2016-05-10 7:47 ` Jani Nikula
2016-05-06 14:16 ` [PATCH 1/2] drm/i915: Introduce INTEL_GEN_RANGE macro Tvrtko Ursulin
2016-05-06 14:16 ` [PATCH 2/2] drm/i915: Do not use a bitfield for INTEL_INFO->num_pipes Tvrtko Ursulin
2016-05-06 19:21 ` Dave Gordon
2016-05-06 14:33 ` [PATCH 1/2] drm/i915: Introduce INTEL_GEN_RANGE macro Chris Wilson
2016-05-06 19:11 ` Dave Gordon
2016-05-09 12:32 ` Jani Nikula
2016-05-09 14:26 ` Dave Gordon
2016-05-09 14:40 ` Jani Nikula
2016-05-09 15:23 ` Chris Wilson
2016-05-10 7:54 ` Jani Nikula
2016-05-06 14:28 ` [PATCH 1/3] drm/i915: Make IS_GENx macros work on a mask Chris Wilson
2016-05-06 14:36 ` Tvrtko Ursulin
2016-05-06 14:43 ` Chris Wilson
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