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re PR debug/66691 (ICE on valid code at -O3 with -g enabled in simplify_subreg, at...
[gcc.git] / gcc / value-prof.c
diff --git a/gcc/value-prof.c b/gcc/value-prof.c
index 82a144fd21ef0e1f9ba6f16f7aa11d468f5f06eb..0424149471bca8956bc3e282a9dac9a8f4c1b6fd 100644 (file)
--- a/gcc/value-prof.c
+++ b/gcc/value-prof.c
@@ -1,5 +1,5 @@
 /* Transformations based on profile information for values.
-   Copyright (C) 2003-2014 Free Software Foundation, Inc.
+   Copyright (C) 2003-2015 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -21,25 +21,29 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "alias.h"
+#include "symtab.h"
 #include "tree.h"
+#include "fold-const.h"
 #include "tree-nested.h"
 #include "calls.h"
 #include "rtl.h"
-#include "expr.h"
 #include "hard-reg-set.h"
-#include "predict.h"
-#include "vec.h"
-#include "hashtab.h"
-#include "hash-set.h"
-#include "machmode.h"
-#include "input.h"
 #include "function.h"
+#include "flags.h"
+#include "insn-config.h"
+#include "expmed.h"
+#include "dojump.h"
+#include "explow.h"
+#include "emit-rtl.h"
+#include "varasm.h"
+#include "stmt.h"
+#include "expr.h"
+#include "predict.h"
 #include "dominance.h"
 #include "cfg.h"
 #include "basic-block.h"
 #include "value-prof.h"
-#include "flags.h"
-#include "insn-config.h"
 #include "recog.h"
 #include "insn-codes.h"
 #include "optabs.h"
@@ -48,7 +52,6 @@ along with GCC; see the file COPYING3.  If not see
 #include "internal-fn.h"
 #include "tree-eh.h"
 #include "gimple-expr.h"
-#include "is-a.h"
 #include "gimple.h"
 #include "gimplify.h"
 #include "gimple-iterator.h"
@@ -61,18 +64,13 @@ along with GCC; see the file COPYING3.  If not see
 #include "diagnostic.h"
 #include "gimple-pretty-print.h"
 #include "coverage.h"
-#include "tree.h"
 #include "gcov-io.h"
 #include "timevar.h"
 #include "dumpfile.h"
 #include "profile.h"
-#include "hash-map.h"
-#include "plugin-api.h"
-#include "ipa-ref.h"
 #include "cgraph.h"
 #include "data-streamer.h"
 #include "builtins.h"
-#include "tree-nested.h"
 #include "params.h"
 #include "tree-chkp.h"
 
@@ -283,10 +281,10 @@ dump_histogram_value (FILE *dump_file, histogram_value hist)
           unsigned int i;
           fprintf (dump_file, " [");
            for (i = 0; i < hist->hdata.intvl.steps; i++)
-            fprintf (dump_file, " %d:%"PRId64,
+            fprintf (dump_file, " %d:%" PRId64,
                      hist->hdata.intvl.int_start + i,
                      (int64_t) hist->hvalue.counters[i]);
-          fprintf (dump_file, " ] outside range:%"PRId64,
+          fprintf (dump_file, " ] outside range:%" PRId64,
                    (int64_t) hist->hvalue.counters[i]);
        }
       fprintf (dump_file, ".\n");
@@ -296,8 +294,8 @@ dump_histogram_value (FILE *dump_file, histogram_value hist)
       fprintf (dump_file, "Pow2 counter ");
       if (hist->hvalue.counters)
        {
-          fprintf (dump_file, "pow2:%"PRId64
-                   " nonpow2:%"PRId64,
+          fprintf (dump_file, "pow2:%" PRId64
+                   " nonpow2:%" PRId64,
                    (int64_t) hist->hvalue.counters[0],
                    (int64_t) hist->hvalue.counters[1]);
        }
@@ -308,9 +306,9 @@ dump_histogram_value (FILE *dump_file, histogram_value hist)
       fprintf (dump_file, "Single value ");
       if (hist->hvalue.counters)
        {
-          fprintf (dump_file, "value:%"PRId64
-                   " match:%"PRId64
-                   " wrong:%"PRId64,
+          fprintf (dump_file, "value:%" PRId64
+                   " match:%" PRId64
+                   " wrong:%" PRId64,
                    (int64_t) hist->hvalue.counters[0],
                    (int64_t) hist->hvalue.counters[1],
                    (int64_t) hist->hvalue.counters[2]);
@@ -322,8 +320,8 @@ dump_histogram_value (FILE *dump_file, histogram_value hist)
       fprintf (dump_file, "Average value ");
       if (hist->hvalue.counters)
        {
-          fprintf (dump_file, "sum:%"PRId64
-                   " times:%"PRId64,
+          fprintf (dump_file, "sum:%" PRId64
+                   " times:%" PRId64,
                    (int64_t) hist->hvalue.counters[0],
                    (int64_t) hist->hvalue.counters[1]);
        }
@@ -334,7 +332,7 @@ dump_histogram_value (FILE *dump_file, histogram_value hist)
       fprintf (dump_file, "IOR value ");
       if (hist->hvalue.counters)
        {
-          fprintf (dump_file, "ior:%"PRId64,
+          fprintf (dump_file, "ior:%" PRId64,
                    (int64_t) hist->hvalue.counters[0]);
        }
       fprintf (dump_file, ".\n");
@@ -344,9 +342,9 @@ dump_histogram_value (FILE *dump_file, histogram_value hist)
       fprintf (dump_file, "Constant delta ");
       if (hist->hvalue.counters)
        {
-          fprintf (dump_file, "value:%"PRId64
-                   " match:%"PRId64
-                   " wrong:%"PRId64,
+          fprintf (dump_file, "value:%" PRId64
+                   " match:%" PRId64
+                   " wrong:%" PRId64,
                    (int64_t) hist->hvalue.counters[0],
                    (int64_t) hist->hvalue.counters[1],
                    (int64_t) hist->hvalue.counters[2]);
@@ -357,9 +355,9 @@ dump_histogram_value (FILE *dump_file, histogram_value hist)
       fprintf (dump_file, "Indirect call ");
       if (hist->hvalue.counters)
        {
-          fprintf (dump_file, "value:%"PRId64
-                   " match:%"PRId64
-                   " all:%"PRId64,
+          fprintf (dump_file, "value:%" PRId64
+                   " match:%" PRId64
+                   " all:%" PRId64,
                    (int64_t) hist->hvalue.counters[0],
                    (int64_t) hist->hvalue.counters[1],
                    (int64_t) hist->hvalue.counters[2]);
@@ -370,7 +368,7 @@ dump_histogram_value (FILE *dump_file, histogram_value hist)
       fprintf (dump_file, "Time profile ");
       if (hist->hvalue.counters)
       {
-        fprintf (dump_file, "time:%"PRId64,
+        fprintf (dump_file, "time:%" PRId64,
                  (int64_t) hist->hvalue.counters[0]);
       }
       fprintf (dump_file, ".\n");
@@ -381,10 +379,10 @@ dump_histogram_value (FILE *dump_file, histogram_value hist)
        {
            int i;
 
-           fprintf (dump_file, "accu:%"PRId64, hist->hvalue.counters[0]);
+           fprintf (dump_file, "accu:%" PRId64, hist->hvalue.counters[0]);
            for (i = 1; i < (GCOV_ICALL_TOPN_VAL << 2); i += 2)
              {
-               fprintf (dump_file, " target:%"PRId64 " value:%"PRId64,
+               fprintf (dump_file, " target:%" PRId64 " value:%" PRId64,
                        (int64_t) hist->hvalue.counters[i],
                        (int64_t) hist->hvalue.counters[i+1]);
              }
@@ -1248,22 +1246,9 @@ gimple_mod_subtract_transform (gimple_stmt_iterator *si)
   return true;
 }
 
-struct profile_id_traits : default_hashmap_traits
-{
-  template<typename T>
-  static bool
-  is_deleted (T &e)
-    {
-      return e.m_key == UINT_MAX;
-    }
-
-  template<typename T> static bool is_empty (T &e) { return e.m_key == 0; }
-  template<typename T> static void mark_deleted (T &e) { e.m_key = UINT_MAX; }
-  template<typename T> static void mark_empty (T &e) { e.m_key = 0; }
-};
+typedef int_hash <unsigned int, 0, UINT_MAX> profile_id_hash;
 
-static hash_map<unsigned int, cgraph_node *, profile_id_traits> *
-cgraph_node_map = 0;
+static hash_map<profile_id_hash, cgraph_node *> *cgraph_node_map = 0;
 
 /* Returns true if node graph is initialized. This
    is used to test if profile_id has been created
@@ -1283,8 +1268,7 @@ void
 init_node_map (bool local)
 {
   struct cgraph_node *n;
-  cgraph_node_map
-    = new hash_map<unsigned int, cgraph_node *, profile_id_traits>;
+  cgraph_node_map = new hash_map<profile_id_hash, cgraph_node *>;
 
   FOR_EACH_DEFINED_FUNCTION (n)
     if (n->has_gimple_body_p ())
@@ -1563,6 +1547,8 @@ gimple_ic (gcall *icall_stmt, struct cgraph_node *direct_call,
                     PHI_ARG_DEF_FROM_EDGE (phi, e_eh));
          }
        }
+  if (!stmt_could_throw_p (dcall_stmt))
+    gimple_purge_dead_eh_edges (dcall_bb);
   return dcall_stmt;
 }
 
@@ -1651,8 +1637,8 @@ gimple_ic_transform (gimple_stmt_iterator *gsi)
       print_generic_expr (dump_file, direct_call->decl, TDF_SLIM);
       fprintf (dump_file, " transformation on insn postponned to ipa-profile");
       print_gimple_stmt (dump_file, stmt, 0, TDF_SLIM);
-      fprintf (dump_file, "hist->count %"PRId64
-              " hist->all %"PRId64"\n", count, all);
+      fprintf (dump_file, "hist->count %" PRId64
+              " hist->all %" PRId64"\n", count, all);
     }
 
   return true;