diff options
| author | kkojima <kkojima@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-05-14 22:51:12 +0000 |
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| committer | kkojima <kkojima@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-05-14 22:51:12 +0000 |
| commit | bc26d49579c73f2ab70166ac1dd2fe7a82217b62 (patch) | |
| tree | 658bfbdad5740bc4b2a0ef681c893f067240bb75 /gcc/bt-load.c | |
| parent | 2f9d63f9787c01b298762a28500c4442d7b19d44 (diff) | |
| download | gcc-bc26d49579c73f2ab70166ac1dd2fe7a82217b62.tar.gz | |
PR rtl-optimization/27406
* bt-load.c (migrate_btr_def): Skip the block having abnormal
edges.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@113766 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/bt-load.c')
| -rw-r--r-- | gcc/bt-load.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/bt-load.c b/gcc/bt-load.c index 70975e4318d..88a680627ad 100644 --- a/gcc/bt-load.c +++ b/gcc/bt-load.c @@ -1339,6 +1339,15 @@ migrate_btr_def (btr_def def, int min_cost) /* Try to move the instruction that sets the target register into basic block TRY. */ int try_freq = basic_block_freq (try); + edge_iterator ei; + edge e; + + /* If TRY has abnormal edges, skip it. */ + FOR_EACH_EDGE (e, ei, try->succs) + if (e->flags & EDGE_COMPLEX) + break; + if (e) + continue; if (dump_file) fprintf (dump_file, "trying block %d ...", try->index); |