From: Vladimir Makarov <vmakarov@redhat.com>
To: Hans-Peter Nilsson <hp@bitrange.com>
Cc: gcc-patches@gcc.gnu.org
Subject: Re: FORBIDDEN_INC_DEC_CLASSES in ira-costs.c
Date: Fri, 10 Jun 2011 14:03:00 -0000 [thread overview]
Message-ID: <4DF221D3.4020308@redhat.com> (raw)
In-Reply-To: <alpine.BSF.2.00.1106100827100.52008@dair.pair.com>
On 11-06-10 8:35 AM, Hans-Peter Nilsson wrote:
> On Thu, 9 Jun 2011, Hans-Peter Nilsson wrote:
>
>> * ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.
>> Adjust comments.
>> * system.h (FORBIDDEN_INC_DEC_CLASSES): Poison.
>> Index: ira-costs.c
>> ===================================================================
>> --- ira-costs.c (revision 174878)
>> +++ ira-costs.c (working copy)
> Oops; I spotted a missing comment update.
> Please replace these hunks:
>
>> @@ -1685,9 +1651,6 @@ find_costs_and_classes (FILE *dump_file)
>> /* Ignore classes that are too small for this operand or
>> invalid for an operand that was auto-incremented. */
>> if (! contains_reg_of_mode[rclass][PSEUDO_REGNO_MODE (i)]
>> -#ifdef FORBIDDEN_INC_DEC_CLASSES
>> - || (inc_dec_p&& forbidden_inc_dec_class[rclass])
>> -#endif
>> #ifdef CANNOT_CHANGE_MODE_CLASS
>> || invalid_mode_change_p (i, (enum reg_class) rclass)
>> #endif
>> @@ -1764,9 +1727,6 @@ find_costs_and_classes (FILE *dump_file)
>> operand or invalid for an operand that was
>> auto-incremented. */
>> if (! contains_reg_of_mode[rclass][PSEUDO_REGNO_MODE (i)]
>> -#ifdef FORBIDDEN_INC_DEC_CLASSES
>> - || (inc_dec_p&& forbidden_inc_dec_class[rclass])
>> -#endif
>> #ifdef CANNOT_CHANGE_MODE_CLASS
>> || invalid_mode_change_p (i, (enum reg_class) rclass)
>> #endif
>
> with these:
>
>
> @@ -1682,12 +1648,9 @@ find_costs_and_classes (FILE *dump_file)
> for (k = 0; k< cost_classes_ptr->num; k++)
> {
> rclass = cost_classes[k];
> - /* Ignore classes that are too small for this operand or
> - invalid for an operand that was auto-incremented. */
> + /* Ignore classes that are too small or invalid for this
> + operand. */
> if (! contains_reg_of_mode[rclass][PSEUDO_REGNO_MODE (i)]
> -#ifdef FORBIDDEN_INC_DEC_CLASSES
> - || (inc_dec_p&& forbidden_inc_dec_class[rclass])
> -#endif
> #ifdef CANNOT_CHANGE_MODE_CLASS
> || invalid_mode_change_p (i, (enum reg_class) rclass)
> #endif
> @@ -1760,13 +1723,9 @@ find_costs_and_classes (FILE *dump_file)
> rclass = cost_classes[k];
> if (! ira_class_subset_p[rclass][regno_aclass[i]])
> continue;
> - /* Ignore classes that are too small for this
> - operand or invalid for an operand that was
> - auto-incremented. */
> + /* Ignore classes that are too small or invalid
> + for this operand. */
> if (! contains_reg_of_mode[rclass][PSEUDO_REGNO_MODE (i)]
> -#ifdef FORBIDDEN_INC_DEC_CLASSES
> - || (inc_dec_p&& forbidden_inc_dec_class[rclass])
> -#endif
> #ifdef CANNOT_CHANGE_MODE_CLASS
> || invalid_mode_change_p (i, (enum reg_class) rclass)
> #endif
>
> brgds, H-P
The patch is ok with these changes. Thanks for the patch.
prev parent reply other threads:[~2011-06-10 13:53 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-08 16:49 Hans-Peter Nilsson
2011-06-09 16:24 ` Vladimir Makarov
2011-06-10 3:46 ` Hans-Peter Nilsson
2011-06-10 13:08 ` Hans-Peter Nilsson
2011-06-10 14:03 ` Vladimir Makarov [this message]
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