On Fri, Jun 17, 2016 at 4:33 PM, Ilya Enkovich wrote:
> 2016-06-16 9:00 GMT+03:00 Jeff Law :
>> On 05/19/2016 01:39 PM, Ilya Enkovich wrote:
>>>
>>> Hi,
>>>
>>> This patch introduces changes required to run vectorizer on loop epilogue.
>>> This also enables epilogue vectorization using a vector of
On Thu, Jun 16, 2016 at 8:00 AM, Jeff Law wrote:
> On 05/19/2016 01:39 PM, Ilya Enkovich wrote:
>>
>> Hi,
>>
>> This patch introduces changes required to run vectorizer on loop epilogue.
>> This also enables epilogue vectorization using a vector of smaller size.
>>
>> Thanks,
>> Ilya
>> --
>> gcc/
On 06/24/2016 01:40 AM, Ilya Enkovich wrote:
Here is an updated version with disabled alias checks for loop epilogues.
Instead of calling vect_analyze_data_ref_dependence I just use VF of the
original loop as MAX_VF for epilogue.
Thanks,
Ilya
--
gcc/
2016-05-24 Ilya Enkovich
* tre
Ping
2016-06-24 10:40 GMT+03:00 Ilya Enkovich :
> On 17 Jun 10:46, Jeff Law wrote:
>> On 06/17/2016 08:33 AM, Ilya Enkovich wrote:
>> >>
>> >>Hmm, there seems to be a level of indirection I'm missing here. We're
>> >>smuggling LOOP_VINFO_ORIG_LOOP_INFO around in loop->aux. Ewww. I thought
>> >>
On 17 Jun 10:46, Jeff Law wrote:
> On 06/17/2016 08:33 AM, Ilya Enkovich wrote:
> >>
> >>Hmm, there seems to be a level of indirection I'm missing here. We're
> >>smuggling LOOP_VINFO_ORIG_LOOP_INFO around in loop->aux. Ewww. I thought
> >>the whole point of LOOP_VINFO_ORIG_LOOP_INFO was to smug
On 06/17/2016 08:33 AM, Ilya Enkovich wrote:
Hmm, there seems to be a level of indirection I'm missing here. We're
smuggling LOOP_VINFO_ORIG_LOOP_INFO around in loop->aux. Ewww. I thought
the whole point of LOOP_VINFO_ORIG_LOOP_INFO was to smuggle the VINFO from
the original loop to the vecto
On Fri, Jun 17, 2016 at 4:37 PM, Jeff Law wrote:
> On 06/17/2016 08:48 AM, Bin.Cheng wrote:
> + /* FORNOW: Currently alias checks are not inherited for epilogues.
> + Don't try to vectorize epilogue because it will require
> + additional alias checks. */
>
On 06/17/2016 08:16 AM, Ilya Enkovich wrote:
I do think you've got a legitimate question though. Ilya, can you give any
insights here based on your KNL and Haswell testing or data/insights from
the LLVM and/or ICC teams?
I have no information about LLVM. As I said in other thread ICC uses a
On 06/17/2016 08:48 AM, Bin.Cheng wrote:
+ /* FORNOW: Currently alias checks are not inherited for epilogues.
+ Don't try to vectorize epilogue because it will require
+ additional alias checks. */
Are the alias checks here redundant with the ones done for the original
loop? If so
2016-06-17 17:48 GMT+03:00 Bin.Cheng :
> On Fri, Jun 17, 2016 at 3:33 PM, Ilya Enkovich wrote:
>> 2016-06-16 9:00 GMT+03:00 Jeff Law :
>>> On 05/19/2016 01:39 PM, Ilya Enkovich wrote:
Hi,
This patch introduces changes required to run vectorizer on loop epilogue.
This also
On Fri, Jun 17, 2016 at 3:33 PM, Ilya Enkovich wrote:
> 2016-06-16 9:00 GMT+03:00 Jeff Law :
>> On 05/19/2016 01:39 PM, Ilya Enkovich wrote:
>>>
>>> Hi,
>>>
>>> This patch introduces changes required to run vectorizer on loop epilogue.
>>> This also enables epilogue vectorization using a vector of
2016-06-16 9:00 GMT+03:00 Jeff Law :
> On 05/19/2016 01:39 PM, Ilya Enkovich wrote:
>>
>> Hi,
>>
>> This patch introduces changes required to run vectorizer on loop epilogue.
>> This also enables epilogue vectorization using a vector of smaller size.
>>
>> Thanks,
>> Ilya
>> --
>> gcc/
>>
>> 2016-0
2016-06-16 8:22 GMT+03:00 Jeff Law :
> On 06/15/2016 05:03 AM, Richard Biener wrote:
>>
>> On Thu, May 19, 2016 at 9:39 PM, Ilya Enkovich
>> wrote:
>>>
>>> Hi,
>>>
>>> This patch introduces changes required to run vectorizer on loop
>>> epilogue. This also enables epilogue vectorization using a ve
On 05/19/2016 01:39 PM, Ilya Enkovich wrote:
Hi,
This patch introduces changes required to run vectorizer on loop epilogue.
This also enables epilogue vectorization using a vector of smaller size.
Thanks,
Ilya
--
gcc/
2016-05-19 Ilya Enkovich
* tree-if-conv.c (tree_if_conversion):
On 06/15/2016 05:03 AM, Richard Biener wrote:
On Thu, May 19, 2016 at 9:39 PM, Ilya Enkovich
wrote:
Hi,
This patch introduces changes required to run vectorizer on loop
epilogue. This also enables epilogue vectorization using a vector
of smaller size.
While the idea of epilogue vectorization
On Thu, May 19, 2016 at 9:39 PM, Ilya Enkovich wrote:
> Hi,
>
> This patch introduces changes required to run vectorizer on loop epilogue.
> This also enables epilogue vectorization using a vector of smaller size.
While the idea of epilogue vectorization sounds straight-forward the
implementation
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