> On Sep 22, 2017, at 4:18 AM, Alexander Monakov wrote:
>
> On Tue, 19 Sep 2017, Alexander Monakov wrote:
>> * haifa-sched.c (autopref_rank_for_schedule): Order 'irrelevant' insns
>> first, always call autopref_rank_data otherwise.
>
> May I apply this patch now to unblock qsort checki
On Tue, 19 Sep 2017, Alexander Monakov wrote:
> * haifa-sched.c (autopref_rank_for_schedule): Order 'irrelevant' insns
> first, always call autopref_rank_data otherwise.
May I apply this patch now to unblock qsort checking? Further changes or
adjustments can then go in independently a
> On Sep 19, 2017, at 6:20 PM, Alexander Monakov wrote:
>
>> I'd like to keep read/write processing balanced. In the above "read"
>> analysis
>> has greater weight than "write" analysis. Also, autopref_rank_data() should
>> not be called if !rtx_equal_p (data1->base, data2->base).
>
> I'm afr
> I'd like to keep read/write processing balanced. In the above "read" analysis
> has greater weight than "write" analysis. Also, autopref_rank_data() should
> not be called if !rtx_equal_p (data1->base, data2->base).
I'm afraid this doesn't work. Consider you have insns A, B, C such that all
a
> On Sep 19, 2017, at 5:25 PM, Alexander Monakov wrote:
>
> On Tue, 19 Sep 2017, Maxim Kuvyrkov wrote:
>> How about the following:
>> 1. if both instructions are "irrelevant", then return "0".
>> 2. if one instruction is "relevant" and another is "irrelevant", then
>> "relevant" instruction is al
On Tue, 19 Sep 2017, Maxim Kuvyrkov wrote:
> How about the following:
> 1. if both instructions are "irrelevant", then return "0".
> 2. if one instruction is "relevant" and another is "irrelevant", then
> "relevant" instruction is always greater (or lesser) than the non-relevant.
> 3. if both inst
> On Sep 19, 2017, at 2:21 PM, Alexander Monakov wrote:
>
> Hello,
>
> The autopref_rank_for_schedule qsort sub-comparator is not actually a proper
> comparator. For instance, it lacks transitivity: if there's insns A, B, C
> such that B has AUTOPREF_MULTUPASS_DATA_IRRELEVANT status, but A and
