From: Jeff Law <law@redhat.com>
Date: Wed, 21 Nov 2001 00:50:56 +0000 (-0700)
Subject: unroll.c (copy_loop_body): Update LABEL_NUSES for the exit label as necessary.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=1b735a5700b2b490eccc2dc62dd0179d5c79d211;p=gcc.git

unroll.c (copy_loop_body): Update LABEL_NUSES for the exit label as necessary.

        * unroll.c (copy_loop_body): Update LABEL_NUSES for the
        exit label as necessary.

From-SVN: r47227
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a4eea6c6cda..57c1677c6a9 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2001-11-20  Jeff Law <law@redhat.com>
+
+	* unroll.c (copy_loop_body): Update LABEL_NUSES for the
+	exit label as necessary.
+
 2001-11-20  Brad Kaiser  <bkaiser@acelink.net>
  
 	* reload1.c (elimination_effects): Use function_invariant_p
diff --git a/gcc/unroll.c b/gcc/unroll.c
index 5d9f18e34a1..4b7dd974925 100644
--- a/gcc/unroll.c
+++ b/gcc/unroll.c
@@ -2075,6 +2075,7 @@ copy_loop_body (loop, copy_start, copy_end, map, exit_label, last_iteration,
 		     that.  */
 		  jmp = emit_jump_insn_after (gen_jump (exit_label), copy);
 		  JUMP_LABEL (jmp) = exit_label;
+		  LABEL_NUSES (exit_label)++;
 		  jmp = emit_barrier_after (jmp);
 		  emit_label_after (lab, jmp);
 		  LABEL_NUSES (lab) = 0;