On Sun, Aug 26, 2012 at 8:11 AM, Uros Bizjak wrote:
>> What if we just add a global variable during_combine, and the insn
>> predicates can check that variable? Then we wouldn't need a new
>> target hook, one that seems slightly obscure to me.
>
> No, in x86 case we need to look at operand const
On Sat, Aug 25, 2012 at 9:40 PM, Ian Lance Taylor wrote:
v2 patch differences:
- moves hook description text to target.def
- fixes error path to clear clobbers, as expected by recog_for_combine
callers
2012-08-25 Uros Bizjak
* target.def (reject_c
On Sat, 25 Aug 2012, Uros Bizjak wrote:
> On Sat, Aug 25, 2012 at 7:22 PM, Hans-Peter Nilsson wrote:
> > Maybe mention that the default is to allow all combinations for
> > which a pattern match? And that the reason to disallow them can
> > be that they're known to result in suboptimal code? Or
Ian Lance Taylor schrieb:
On Sat, Aug 25, 2012 at 11:21 AM, Uros Bizjak wrote:
On Sat, Aug 25, 2012 at 7:22 PM, Hans-Peter Nilsson wrote:
v2 patch differences:
- moves hook description text to target.def
- fixes error path to clear clobbers, as expected by recog_for_combine callers
2012-08-
On Sat, Aug 25, 2012 at 11:21 AM, Uros Bizjak wrote:
> On Sat, Aug 25, 2012 at 7:22 PM, Hans-Peter Nilsson wrote:
>
>>> v2 patch differences:
>>> - moves hook description text to target.def
>>> - fixes error path to clear clobbers, as expected by recog_for_combine
>>> callers
>>>
>>> 2012-08-25
Oleg Endo schrieb:
On Sat, 2012-08-25 at 20:25 +0200, Georg-Johann Lay wrote:
BTW: while I typed the lines above I find it more natural to
return "true" for good patterns and "false" for bad patterns
and not vice versa. But that's just a matter of taste.
But then that won't fit with 'reject_
On Sat, 2012-08-25 at 20:25 +0200, Georg-Johann Lay wrote:
> BTW: while I typed the lines above I find it more natural to
> return "true" for good patterns and "false" for bad patterns
> and not vice versa. But that's just a matter of taste.
But then that won't fit with 'reject_combined_insn'.
R
Uros Bizjak schrieb:
On Sat, Aug 25, 2012 at 6:54 PM, Georg-Johann Lay wrote:
Hello!
v2 patch differences:
- moves hook description text to target.def
- fixes error path to clear clobbers, as expected by recog_for_combine
callers
2012-08-25 Uros Bizjak
* target.def (reject_combin
On Sat, Aug 25, 2012 at 7:22 PM, Hans-Peter Nilsson wrote:
>> v2 patch differences:
>> - moves hook description text to target.def
>> - fixes error path to clear clobbers, as expected by recog_for_combine
>> callers
>>
>> 2012-08-25 Uros Bizjak
>>
>> * target.def (reject_combined_insn):
On Sat, Aug 25, 2012 at 6:54 PM, Georg-Johann Lay wrote:
>> Hello!
>>
>> v2 patch differences:
>> - moves hook description text to target.def
>> - fixes error path to clear clobbers, as expected by recog_for_combine
>> callers
>>
>> 2012-08-25 Uros Bizjak
>>
>> * target.def (reject_com
On Sat, 25 Aug 2012, Uros Bizjak wrote:
> Hello!
>
> v2 patch differences:
> - moves hook description text to target.def
> - fixes error path to clear clobbers, as expected by recog_for_combine callers
>
> 2012-08-25 Uros Bizjak
>
> * target.def (reject_combined_insn): New target hook.
>
Uros Bizjak schrieb:
Hello!
v2 patch differences:
- moves hook description text to target.def
- fixes error path to clear clobbers, as expected by recog_for_combine callers
2012-08-25 Uros Bizjak
* target.def (reject_combined_insn): New target hook.
* doc/tm.texi.in (TARGET_
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