From: Vladimir Makarov <vmakarov@redhat.com>
Date: Fri, 10 Apr 2015 19:43:28 +0000 (+0000)
Subject: re PR target/65710 (Thumb1 ICE caused by no register to spill)
X-Git-Tag: releases/gcc-4.9.3~214
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f6c5ff786d2b999e1d1c9af7a1d51fb199c38027;p=thirdparty%2Fgcc.git

re PR target/65710 (Thumb1 ICE caused by no register to spill)

2015-04-10  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/65710
	* lra-assigns.c (spill_for): Update smallest_bad_spills_num.
	Print bad_spills_num and insn_pseudos_num.

From-SVN: r221984
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 6ab927769cd5..e0c65b6c91f6 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2015-04-10  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR target/65710
+	* lra-assigns.c (spill_for): Update smallest_bad_spills_num.
+	Print bad_spills_num and insn_pseudos_num.
+
 2015-04-09  Vladimir Makarov  <vmakarov@redhat.com>
 
 	PR target/65710
diff --git a/gcc/lra-assigns.c b/gcc/lra-assigns.c
index fdba267770d8..2ec160ba7f64 100644
--- a/gcc/lra-assigns.c
+++ b/gcc/lra-assigns.c
@@ -982,12 +982,14 @@ spill_for (int regno, bitmap spilled_pseudo_bitmap, bool first_p)
 			  && best_cost > cost))))
 	    {
 	      best_insn_pseudos_num = insn_pseudos_num;
+	      smallest_bad_spills_num = bad_spills_num;
 	      best_cost = cost;
 	      best_hard_regno = hard_regno;
 	      bitmap_copy (&best_spill_pseudos_bitmap, &spill_pseudos_bitmap);
 	      if (lra_dump_file != NULL)
-		fprintf (lra_dump_file, "	 Now best %d(cost=%d)\n",
-			 hard_regno, cost);
+		fprintf (lra_dump_file,
+			 "	 Now best %d(cost=%d, bad_spills=%d, insn_pseudos=%d)\n",
+			 hard_regno, cost, bad_spills_num, insn_pseudos_num);
 	    }
 	  assign_temporarily (regno, -1);
 	  for (j = 0; j < n; j++)