[Bug tree-optimization/43023] missing SSA_NAME def for -ftree-loop-distribution in 459.GemsFDTD

2010-02-10 Thread rguenth at gcc dot gnu dot org 


--- Comment #1 from rguenth at gcc dot gnu dot org  2010-02-10 18:24 ---
Confirmed on i?86.  Latent bug in loop-distribution.


-- 

rguenth at gcc dot gnu dot org changed:

   What|Removed |Added

 CC||spop at gcc dot gnu dot org
 Status|UNCONFIRMED |NEW
 Ever Confirmed|0   |1
 GCC target triplet|powerpc64-linux |powerpc64-linux, i?86-linux
   Last reconfirmed|-00-00 00:00:00 |2010-02-10 18:24:55
   date||


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43023

[Bug tree-optimization/43023] missing SSA_NAME def for -ftree-loop-distribution in 459.GemsFDTD

2010-12-08 Thread spop at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43023

Sebastian Pop  changed:

   What|Removed |Added

 Status|NEW |ASSIGNED
 AssignedTo|unassigned at gcc dot   |spop at gcc dot gnu.org
   |gnu.org |

--- Comment #2 from Sebastian Pop  2010-12-08 20:43:49 
UTC ---
Mine.  I can reproduce this on trunk r167554 with
./cc1 -O2 -ftree-loop-distribution -m32 bug.f90

[Bug tree-optimization/43023] missing SSA_NAME def for -ftree-loop-distribution in 459.GemsFDTD

2010-12-09 Thread spop at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43023

--- Comment #3 from Sebastian Pop  2010-12-09 23:54:20 
UTC ---
Patch here:
http://gcc.gnu.org/ml/gcc-patches/2010-12/msg00831.html

[Bug tree-optimization/43023] missing SSA_NAME def for -ftree-loop-distribution in 459.GemsFDTD

2010-12-10 Thread spop at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43023

--- Comment #4 from Sebastian Pop  2010-12-10 19:16:54 
UTC ---
Author: spop
Date: Fri Dec 10 19:16:48 2010
New Revision: 167697

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167697
Log:
Fix PR43023: fuse_partitions_with_similar_memory_accesses.

2010-12-10  Sebastian Pop  

PR tree-optimization/43023
* tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p):
Removed.
(stores_zero_from_loop): Call stmt_stores_zero.
* tree-data-ref.h (stmt_stores_zero): New.
* tree-loop-distribution.c (generate_memset_zero): Do not return a
boolean.  Call gcc_assert on stride_of_unit_type_p.
(generate_builtin): Call stmt_stores_zero.
(rdg_flag_all_uses): Removed.
(rdg_flag_similar_memory_accesses): Removed.
(build_rdg_partition_for_component): Removed parameter
other_stores.  Removed call to rdg_flag_similar_memory_accesses.
(can_generate_builtin): New.
(similar_memory_accesses): New.
(fuse_partitions_with_similar_memory_accesses): New.
(rdg_build_partitions): Call
fuse_partitions_with_similar_memory_accesses.

* gfortran.dg/ldist-1.f90: Adjust pattern.
* gfortran.dg/ldist-pr43023.f90: New.

Added:
trunk/gcc/testsuite/gfortran.dg/ldist-pr43023.f90
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gfortran.dg/ldist-1.f90
trunk/gcc/tree-data-ref.c
trunk/gcc/tree-data-ref.h
trunk/gcc/tree-loop-distribution.c

[Bug tree-optimization/43023] missing SSA_NAME def for -ftree-loop-distribution in 459.GemsFDTD

2010-12-10 Thread spop at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43023

--- Comment #5 from Sebastian Pop  2010-12-10 19:49:00 
UTC ---
Backport patch for 4.5
http://gcc.gnu.org/ml/gcc-patches/2010-12/msg00909.html

[Bug tree-optimization/43023] missing SSA_NAME def for -ftree-loop-distribution in 459.GemsFDTD

2010-12-23 Thread spop at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43023

--- Comment #6 from Sebastian Pop  2010-12-23 18:51:55 
UTC ---
Author: spop
Date: Thu Dec 23 18:51:51 2010
New Revision: 168212

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=168212
Log:
Fix PR43023: fuse_partitions_with_similar_memory_accesses.

2010-12-23  Sebastian Pop  

PR tree-optimization/43023
* tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p):
Removed.
(stores_zero_from_loop): Call stmt_stores_zero.
(stmt_with_adjacent_zero_store_dr_p): New.
* tree-data-ref.h (stmt_with_adjacent_zero_store_dr_p): Declared.
(stride_of_unit_type_p): New.
* tree-loop-distribution.c (generate_memset_zero): Do not return a
boolean.  Call gcc_assert on stride_of_unit_type_p.
(generate_builtin): Call stmt_stores_zero.
(rdg_flag_all_uses): Removed.
(rdg_flag_similar_memory_accesses): Removed.
(build_rdg_partition_for_component): Removed parameter
other_stores.  Removed call to rdg_flag_similar_memory_accesses.
(can_generate_builtin): New.
(similar_memory_accesses): New.
(fuse_partitions_with_similar_memory_accesses): New.
(rdg_build_partitions): Call
fuse_partitions_with_similar_memory_accesses.

* gfortran.dg/ldist-1.f90: Adjust pattern.
* gfortran.dg/ldist-pr43023.f90: New.

Added:
branches/gcc-4_5-branch/gcc/testsuite/gfortran.dg/ldist-pr43023.f90
Modified:
branches/gcc-4_5-branch/gcc/ChangeLog
branches/gcc-4_5-branch/gcc/testsuite/ChangeLog
branches/gcc-4_5-branch/gcc/testsuite/gfortran.dg/ldist-1.f90
branches/gcc-4_5-branch/gcc/tree-data-ref.c
branches/gcc-4_5-branch/gcc/tree-data-ref.h
branches/gcc-4_5-branch/gcc/tree-loop-distribution.c

[Bug tree-optimization/43023] missing SSA_NAME def for -ftree-loop-distribution in 459.GemsFDTD

2010-12-23 Thread spop at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43023

Sebastian Pop  changed:

   What|Removed |Added

 Status|ASSIGNED|RESOLVED
 Resolution||FIXED

--- Comment #7 from Sebastian Pop  2010-12-23 18:53:01 
UTC ---
Fixed.