doloop.c (doloop_modify_runtime <biv skips initial incr>): Adjust by absolute loop...

	* doloop.c (doloop_modify_runtime <biv skips initial incr>): Adjust
	by absolute loop increment, not loop increment.

From-SVN: r57558

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 928a1bcc3bbb12c81f1cdb3f5b14c83889592f3f..a644fa8bf3cd24b73e670ece3d7d150e248323f0 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2002-09-27  Alan Modra  <amodra@bigpond.net.au>
+
+       * doloop.c (doloop_modify_runtime <biv skips initial incr>): Adjust
+       by absolute loop increment, not loop increment.
+
 2002-09-25  David S. Miller  <davem@redhat.com>
 
        PR target/7842

diff --git a/gcc/doloop.c b/gcc/doloop.c
index 4be8c6d05a3fa6187c2fa8023367775ff9bae5e2..06d8d5734853c384304c589829bb79aa57ec713e 100644 (file)
--- a/gcc/doloop.c
+++ b/gcc/doloop.c
@@ -668,8 +668,8 @@ doloop_modify_runtime (loop, iterations_max,
            fprintf (loop_dump_stream,
                 "Doloop: Basic induction var skips initial incr.\n");
 
-         diff = expand_simple_binop (mode, PLUS, diff, increment, diff,
-                                     unsigned_p, OPTAB_LIB_WIDEN);
+         diff = expand_simple_binop (mode, PLUS, diff, GEN_INT (abs_inc),
+                                     diff, unsigned_p, OPTAB_LIB_WIDEN);
        }
     }