* jump.c (invert_jump): Always invert REG_BR_PROB. Do it correctly.

[pf3gnuchains/gcc-fork.git] / gcc / toplev.c

diff --git a/gcc/toplev.c b/gcc/toplev.c
index dd8ea2a..65f7ee8 100644 (file)
--- a/gcc/toplev.c
+++ b/gcc/toplev.c
@@ -3246,7 +3246,22 @@ rest_of_compilation (decl)
        find_basic_blocks (insns, max_reg_num (), rtl_dump_file);
        cleanup_cfg (insns);
        if (optimize)
-        calculate_loop_depth (rtl_dump_file);
+        {
+          struct loops loops;
+
+          /* Discover and record the loop depth at the head of each basic
+             block.  The loop infrastructure does the real job for us.  */
+          flow_loops_find (&loops);
+
+          /* Estimate using heuristics if no profiling info is available.  */
+          if (! flag_branch_probabilities)
+            estimate_probability (&loops);
+
+          if (rtl_dump_file)
+            flow_loops_dump (&loops, rtl_dump_file, 0);
+
+          flow_loops_free (&loops);
+        }
        life_analysis (insns, rtl_dump_file, PROP_FINAL);
        mark_constant_function ();
      });