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: r221983

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b001ee5c8494636821830c872b3ed2c808567627..e4a8e186a7b5ac057a2db644e3ae6cbc51dffc45 100644 (file)
--- 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.
+
 2015-04-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 
        PR target/65694

diff --git a/gcc/lra-assigns.c b/gcc/lra-assigns.c
index a74d8abc3abf5b4b9e20c3d3b651248445c4ba88..994b04fc643db6b6b241defd1acb6ecef61cc921 100644 (file)
--- a/gcc/lra-assigns.c
+++ b/gcc/lra-assigns.c
@@ -1045,12 +1045,14 @@ 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++)