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- let loop run backwards
author
Michael Beck
<beck@ipd.info.uni-karlsruhe.de>
Fri, 8 May 2009 10:38:44 +0000
(10:38 +0000)
committer
Michael Beck
<beck@ipd.info.uni-karlsruhe.de>
Fri, 8 May 2009 10:38:44 +0000
(10:38 +0000)
[r25899]
ir/opt/opt_osr.c
patch
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diff --git
a/ir/opt/opt_osr.c
b/ir/opt/opt_osr.c
index
0a8e875
..
d3e5344
100644
(file)
--- a/
ir/opt/opt_osr.c
+++ b/
ir/opt/opt_osr.c
@@
-992,8
+992,8
@@
static void dfs(ir_node *irn, iv_env *env)
*/
static void do_dfs(ir_graph *irg, iv_env *env) {
ir_graph *rem = current_ir_graph;
*/
static void do_dfs(ir_graph *irg, iv_env *env) {
ir_graph *rem = current_ir_graph;
- ir_node *end = get_irg_end(irg);
- int i
, n
;
+ ir_node
*end = get_irg_end(irg);
+ int i;
ir_reserve_resources(irg, IR_RESOURCE_IRN_VISITED);
ir_reserve_resources(irg, IR_RESOURCE_IRN_VISITED);
@@
-1004,8
+1004,7
@@
static void do_dfs(ir_graph *irg, iv_env *env) {
dfs(end, env);
/* visit the keep-alives */
dfs(end, env);
/* visit the keep-alives */
- n = get_End_n_keepalives(end);
- for (i = 0; i < n; ++i) {
+ for (i = get_End_n_keepalives(end) - 1; i >= 0; --i) {
ir_node *ka = get_End_keepalive(end, i);
if (!irn_visited(ka))
ir_node *ka = get_End_keepalive(end, i);
if (!irn_visited(ka))