PR c/43893

[pf3gnuchains/gcc-fork.git] / gcc / tree-optimize.c

diff --git a/gcc/tree-optimize.c b/gcc/tree-optimize.c
index 778658a..76918f1 100644 (file)
--- a/gcc/tree-optimize.c
+++ b/gcc/tree-optimize.c
@@ -24,12 +24,9 @@ along with GCC; see the file COPYING3.  If not see
 #include "coretypes.h"
 #include "tm.h"
 #include "tree.h"
-#include "rtl.h"
 #include "tm_p.h"
-#include "hard-reg-set.h"
 #include "basic-block.h"
 #include "output.h"
-#include "expr.h"
 #include "diagnostic.h"
 #include "basic-block.h"
 #include "flags.h"
@@ -49,7 +46,8 @@ along with GCC; see the file COPYING3.  If not see
 #include "graph.h"
 #include "cfgloop.h"
 #include "except.h"
-
+#include "plugin.h"
+#include "regset.h"    /* FIXME: For reg_obstack.  */
 
 /* Gate: execute, or not, all of the non-trivial optimizations.  */
 
@@ -57,7 +55,7 @@ static bool
 gate_all_optimizations (void)
 {
   return (optimize >= 1
-         /* Don't bother doing anything if the program has errors. 
+         /* Don't bother doing anything if the program has errors.
             We have to pass down the queue if we already went into SSA */
          && (!(errorcount || sorrycount) || gimple_in_ssa_p (cfun)));
 }
@@ -272,7 +270,7 @@ execute_fixup_cfg (void)
 
          if (decl
              && gimple_call_flags (stmt) & (ECF_CONST
-                                            | ECF_PURE 
+                                            | ECF_PURE
                                             | ECF_LOOPING_CONST_OR_PURE))
            {
              if (gimple_in_ssa_p (cfun))
@@ -378,14 +376,11 @@ void
 tree_rest_of_compilation (tree fndecl)
 {
   location_t saved_loc;
-  struct cgraph_node *node;
 
   timevar_push (TV_EXPAND);
 
   gcc_assert (cgraph_global_info_ready);
 
-  node = cgraph_node (fndecl);
-
   /* Initialize the default bitmap obstack.  */
   bitmap_obstack_initialize (NULL);
 
@@ -400,7 +395,7 @@ tree_rest_of_compilation (tree fndecl)
      We haven't necessarily assigned RTL to all variables yet, so it's
      not safe to try to expand expressions involving them.  */
   cfun->dont_save_pending_sizes_p = 1;
-  
+
   gimple_register_cfg_hooks ();
 
   bitmap_obstack_initialize (&reg_obstack); /* FIXME, only at RTL generation*/
@@ -408,13 +403,20 @@ tree_rest_of_compilation (tree fndecl)
   execute_all_ipa_transforms ();
 
   /* Perform all tree transforms and optimizations.  */
+
+  /* Signal the start of passes.  */
+  invoke_plugin_callbacks (PLUGIN_ALL_PASSES_START, NULL);
+
   execute_pass_list (all_passes);
-  
+
+  /* Signal the end of passes.  */
+  invoke_plugin_callbacks (PLUGIN_ALL_PASSES_END, NULL);
+
   bitmap_obstack_release (&reg_obstack);
 
   /* Release the default bitmap obstack.  */
   bitmap_obstack_release (NULL);
-  
+
   set_cfun (NULL);
 
   /* If requested, warn about function definitions where the function will