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authorMatthias Braun <matze@braunis.de>2007-09-12 19:05:30 +0200
committerMatthias Braun <matze@braunis.de>2007-09-12 19:05:30 +0200
commit19f8863321d6ebd596cb32c8135e25ba50313727 (patch)
treef052ec7f000b7943bacb5b4f1629da3ad4cb1810 /ir/be/besched.h
parent913e5a9933cacb92d178703366a5070aa6b5a7bd (diff)
add comment
[r15762]
Diffstat (limited to 'ir/be/besched.h')
-rw-r--r--ir/be/besched.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/ir/be/besched.h b/ir/be/besched.h
index 0436e29..88250c4 100644
--- a/ir/be/besched.h
+++ b/ir/be/besched.h
@@ -34,6 +34,11 @@
void be_sched_dump(FILE *f, ir_graph *irg);
+/**
+ * returns the time step of a node. Each node in a block has a timestep
+ * unique to that block. a node schedule before another node has a lower
+ * timestep than this node.
+ */
int sched_get_time_step(const ir_node *irn);
int sched_has_next(const ir_node *irn);
int sched_has_prev(const ir_node *irn);