OpenE2K
/
gcc
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

graphite-scop-detection.c (make_close_phi_nodes_unique): New forward declaration. 

2011-09-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* graphite-scop-detection.c (make_close_phi_nodes_unique):  New
	forward declaration.
	(remove_duplicate_close_phi): Detect and repair creation of
	duplicate close-phis for a containing loop.

From-SVN: r179351
This commit is contained in:
Bill Schmidt 2011-09-29 14:06:31 +00:00 committed by William Schmidt
parent 44a22bdb40
commit 99e2796b5c
2 changed files with 17 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2011-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* graphite-scop-detection.c (make_close_phi_nodes_unique): New
forward declaration.
(remove_duplicate_close_phi): Detect and repair creation of
duplicate close-phis for a containing loop.
2011-09-27 Andi Kleen <ak@linux.intel.com>
* gcc.c (get_local_tick). Rename to get_random_number.

10
gcc/graphite-scop-detection.c
View File

@ -36,6 +36,9 @@ along with GCC; see the file COPYING3. If not see
#include "graphite-poly.h"
#include "graphite-scop-detection.h"
/* Forward declarations. */
static void make_close_phi_nodes_unique (basic_block);
/* The type of the analyzed basic block. */
typedef enum gbb_type {
@ -1231,6 +1234,13 @@ remove_duplicate_close_phi (gimple phi, gimple_stmt_iterator *gsi)
SET_USE (use_p, res);
update_stmt (use_stmt);
/* It is possible that we just created a duplicate close-phi
for an already-processed containing loop. Check for this
case and clean it up. */
if (gimple_code (use_stmt) == GIMPLE_PHI
&& gimple_phi_num_args (use_stmt) == 1)
make_close_phi_nodes_unique (gimple_bb (use_stmt));
}
remove_phi_node (gsi, true);