From: Jakub Jelinek <jakub@redhat.com>
To: Alexandre Oliva <aoliva@redhat.com>
Cc: gcc-patches@gcc.gnu.org
Subject: Re: fix for PR49888 var-tracking compile-time regression
Date: Fri, 18 Jan 2013 10:59:00 -0000 [thread overview]
Message-ID: <20130118105859.GB7269@tucnak.redhat.com> (raw)
In-Reply-To: <or4nif1qbb.fsf@livre.localdomain>
On Thu, Jan 17, 2013 at 06:56:40PM -0200, Alexandre Oliva wrote:
> From: Alexandre Oliva <aoliva@redhat.com>
>
> for gcc/ChangeLog
>
> PR debug/54114
> PR debug/54402
> PR debug/49888
> * var-tracking.c (negative_power_of_two_p): New.
> (global_get_addr_cache, local_get_addr_cache): New.
> (get_addr_from_global_cache, get_addr_from_local_cache): New.
> (vt_canonicalize_addr): Rewrite using the above. Adjust the
> heading comment.
> (vt_stack_offset_p): Remove.
> (vt_canon_true_dep): Always canonicalize loc's address.
> (clobber_overlapping_mems): Make sure we have a MEM.
> (local_get_addr_clear_given_value): New.
> (val_reset): Clear local cached entries.
> (compute_bb_dataflow): Create and release the local cache.
> Disable duplicate MEMs clobbering.
> (emit_notes_in_bb): Clobber MEMs likewise.
> (vt_emit_notes): Create and release the local cache.
> (vt_initialize, vt_finalize): Create and release the global
> cache, respectively.
> * alias.c (rtx_equal_for_memref_p): Compare operands of
> ENTRY_VALUEs.
Ok, thanks.
Jakub
prev parent reply other threads:[~2013-01-18 10:59 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-16 10:29 Alexandre Oliva
2013-01-16 10:58 ` Jakub Jelinek
2013-01-16 13:25 ` Alexandre Oliva
2013-01-16 14:15 ` Jakub Jelinek
2013-01-16 16:55 ` Jakub Jelinek
2013-01-17 20:57 ` Alexandre Oliva
2013-01-18 10:59 ` Jakub Jelinek [this message]
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