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| author | Kazu Hirata <kazu@cs.umass.edu> | 2004-10-25 21:46:18 +0000 |
|---|---|---|
| committer | Kazu Hirata <kazu@gcc.gnu.org> | 2004-10-25 21:46:18 +0000 |
| commit | 5132abc2a854979cf96b725ee0aaef2cd3121799 (patch) | |
| tree | bae5635c52da0ceca84728ad777ac4425db8d162 /gcc/tree-ssa-loop-manip.c | |
| parent | 3401a17fcbee4b9524111a94ddd5208661ad39ce (diff) | |
| download | gcc-5132abc2a854979cf96b725ee0aaef2cd3121799.zip gcc-5132abc2a854979cf96b725ee0aaef2cd3121799.tar.gz gcc-5132abc2a854979cf96b725ee0aaef2cd3121799.tar.bz2 | |
cfgloopmanip.c (loopify): Take two more arguments true_edge and false_edge.
* cfgloopmanip.c (loopify): Take two more arguments true_edge
and false_edge.
* cfgloop.h: Adjust the corresponding prototype.
* loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
* tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
From-SVN: r89555
Diffstat (limited to 'gcc/tree-ssa-loop-manip.c')
| -rw-r--r-- | gcc/tree-ssa-loop-manip.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/gcc/tree-ssa-loop-manip.c b/gcc/tree-ssa-loop-manip.c index 2dff13d..dc4b174 100644 --- a/gcc/tree-ssa-loop-manip.c +++ b/gcc/tree-ssa-loop-manip.c @@ -785,7 +785,7 @@ struct loop * tree_ssa_loop_version (struct loops *loops, struct loop * loop, tree cond_expr, basic_block *condition_bb) { - edge entry, latch_edge, exit; + edge entry, latch_edge, exit, true_edge, false_edge; basic_block first_head, second_head; int irred_flag; struct loop *nloop; @@ -819,10 +819,12 @@ tree_ssa_loop_version (struct loops *loops, struct loop * loop, cond_expr); latch_edge = EDGE_SUCC (loop->latch->rbi->copy, 0); + + extract_true_false_edges_from_block (*condition_bb, &true_edge, &false_edge); nloop = loopify (loops, latch_edge, EDGE_PRED (loop->header->rbi->copy, 0), - *condition_bb, + *condition_bb, true_edge, false_edge, false /* Do not redirect all edges. */); exit = loop->single_exit; @@ -833,7 +835,8 @@ tree_ssa_loop_version (struct loops *loops, struct loop * loop, lv_update_pending_stmts (latch_edge); /* loopify redirected condition_bb's succ edge. Update its PENDING_STMTS. */ - lv_update_pending_stmts (FALLTHRU_EDGE (*condition_bb)); + extract_true_false_edges_from_block (*condition_bb, &true_edge, &false_edge); + lv_update_pending_stmts (false_edge); /* Adjust irreducible flag. */ if (irred_flag) |