From: Ulrich Weigand <uweigand@de.ibm.com>
Date: Mon, 2 May 2011 13:16:55 +0000 (+0000)
Subject: haifa-sched.c (sched_emit_insn): Emit insn before first non-scheduled insn.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2dfdcb4bebb6ce3a5ee2da2b8aa7166df860d4d2;p=gcc.git

haifa-sched.c (sched_emit_insn): Emit insn before first non-scheduled insn.

	* haifa-sched.c (sched_emit_insn): Emit insn before first
	non-scheduled insn.  Inform back-end about new insn.  Add
	new insn to scheduled_insns list.

From-SVN: r173251
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 8d20385cf6e..f910409bfc7 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* haifa-sched.c (sched_emit_insn): Emit insn before first
+	non-scheduled insn.  Inform back-end about new insn.  Add
+	new insn to scheduled_insns list.
+
 2011-05-02  Richard Guenther  <rguenther@suse.de>
 
 	PR tree-optimization/48822
diff --git a/gcc/haifa-sched.c b/gcc/haifa-sched.c
index 15d8f65375f..f5580b867ab 100644
--- a/gcc/haifa-sched.c
+++ b/gcc/haifa-sched.c
@@ -5650,9 +5650,16 @@ sched_create_empty_bb_1 (basic_block after)
 rtx
 sched_emit_insn (rtx pat)
 {
-  rtx insn = emit_insn_after (pat, last_scheduled_insn);
-  last_scheduled_insn = insn;
+  rtx insn = emit_insn_before (pat, nonscheduled_insns_begin);
   haifa_init_insn (insn);
+
+  if (current_sched_info->add_remove_insn)
+    current_sched_info->add_remove_insn (insn, 0);
+
+  (*current_sched_info->begin_schedule_ready) (insn);
+  VEC_safe_push (rtx, heap, scheduled_insns, insn);
+
+  last_scheduled_insn = insn;
   return insn;
 }