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authorJeffrey A Law <law@cygnus.com>1997-08-12 04:07:19 +0000
committerJeff Law <law@gcc.gnu.org>1997-08-11 22:07:19 -0600
commit8c660648cab7bed53c82b8283dcf170db7e97983 (patch)
treed4545c8066f57414681646f5d32d3f9b95acbe1b /gcc/loop.h
parentaa32d8415861b4a41e0b3f38654bc425cb7cb64d (diff)
downloadgcc-8c660648cab7bed53c82b8283dcf170db7e97983.tar.gz
* Integrate Haifa instruction scheduler.
* Integrate regmove pass. See ChangeLog for deatils. From-SVN: r14770
Diffstat (limited to 'gcc/loop.h')
-rw-r--r--gcc/loop.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/loop.h b/gcc/loop.h
index 3536fa1e20d..d8c83cdcab6 100644
--- a/gcc/loop.h
+++ b/gcc/loop.h
@@ -181,3 +181,13 @@ rtx final_biv_value PROTO((struct iv_class *, rtx, rtx));
rtx final_giv_value PROTO((struct induction *, rtx, rtx));
void emit_unrolled_add PROTO((rtx, rtx, rtx));
int back_branch_in_range_p PROTO((rtx, rtx, rtx));
+
+#ifdef HAIFA
+/* variables for interaction between unroll.c and loop.c, for
+ the insertion of branch-on-count instruction. */
+extern int *loop_unroll_factor;
+extern rtx *loop_start_value;
+extern int *loop_unroll_iter;
+extern int loop_number();
+#endif /* HAIFA */
+