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1 new GCC HEAD@148277 regression
- From: GCC regression tester <regress at geoffk dot org>
- To: gcc-regression at gcc dot gnu dot org
- Date: Mon, 8 Jun 2009 10:22:05 -0700
- Subject: 1 new GCC HEAD@148277 regression
- Reply-to: gcc-regression at gcc dot gnu dot org
With your recent patch, GCC HEAD revision 148277 had problems on:
native: regress-3 (1 NEW failures)
The previous build was of revision 148276.
Regressions for native:
old gcc.sum gcc.dg/pr34989-1.c
old gcc.sum gcc.dg/struct/wo_prof_double_malloc.c
NEW gcc.sum gcc.dg/tree-ssa/prefetch-5.c
Log information for changes since the last build:
------------------------------------------------------------------------
r148277 | dwarak | 2009-06-08 09:00:13 -0700 (Mon, 08 Jun 2009) | 20 lines
Changed paths:
M /trunk/gcc/ChangeLog
M /trunk/gcc/doc/invoke.texi
M /trunk/gcc/params.def
M /trunk/gcc/params.h
M /trunk/gcc/tree-ssa-loop-prefetch.c
2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* tree-ssa-loop-prefetch.c
(gather_memory_references): Introduced a counter for the number of
memory references.
(anything_to_prefetch_p): Introduced a counter for the number of
prefetches.
(is_loop_prefetching_profitable): New function with a cost model
for prefetching.
(loop_prefetch_arrays): Use the new cost model to determine if
prefetching is profitable.
* params.def (MIN_INSN_TO_PREFETCH_RATIO,
PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
* params.h (MIN_INSN_TO_PREFETCH_RATIO,
PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
* doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
------------------------------------------------------------------------
For more information, see <http://glutton.geoffk.org/HEAD/>.
--
Geoffrey Keating <geoffk@geoffk.org>
(via an automated GCC regression-testing script.)