cfg.c (free_edge): Add function argument and use it instead of cfun.

2015-10-27  Richard Biener  <rguenther@suse.de>

	* cfg.c (free_edge): Add function argument and use it instead of cfun.
	(clear_edges): Likewise.
	* cfg.h (clear_edges): Adjust prototype.
	* cfgexpand.c (pass_expand::execute): Adjust.
	* cfgloop.c (release_recorded_exits): Add function argument and use
	it instead of cfun.
	* cfgloop.h (release_recorded_exits): Adjust prototype.
	(loops_state_satisfies_p): Add overload with function argument.
	(loops_state_set): Likewise.
	(loops_state_clear): Likewise.
	(struct loop_iterator): Add function argument to constructor
	and iterator and use it instead of cfun.
	(FOR_EACH_LOOP_FN): New macro.
	(loop_optimizer_finalize): Add overload with function argument.
	* loop-init.c (loop_optimizer_init): Adjust.
	(fix_loop_structure): Likewise.
	(loop_optimizer_finaliz): Add function argument and use it
	instead of cfun.
	* tree-cfg.c (delete_tree_cfg_annotations): Likewise.
	* tree-cfg.h (delete_tree_cfg_annotations): Adjust prototype.
	* cgraph.c (release_function_body): Do not push/pop cfun.
	* final.c (rest_of_clean_state): Adjust.
	* graphite.c (graphite_finalize): Likewise.
	* tree-ssa-copy.c (fini_copy_prop): Likewise.
	* tree-ssa-dce.c (perform_tree_ssa_dce): Likewise.
	* tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Likewise.
	(tree_unroll_loops_completely): Likewise.
	(pass_complete_unrolli::execute): Likewise.
	* tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates):
	Add function argument and use it instead of cfun.
	* tree-ssa-loop-niter.h (free_numbers_of_iterations_estimates):
	Adjust prototype.
	* tree-ssa-loop.c (tree_ssa_loop_done): Adjust.
	* tree-ssa.c (delete_tree_ssa): Add function argument and use it
	instead of cfun.
	* tree-ssa.h (delete_tree_ssa): Adjust prototype.
	* tree-ssanames.c (fini_ssanames): Add function argument and use it
	instead of cfun.
	* tree-ssanames.c (fini_ssanames): Adjust prototype.
	* tree-vrp.c (execute_vrp): Adjust.
	* value-prof.c (free_histograms): Add function argument and use it
	instead of cfun.
	* value-prof.h (free_histograms): Adjust prototype.

From-SVN: r229405

1 files changed, 13 insertions, 16 deletions

diff --git a/gcc/tree-ssa.c b/gcc/tree-ssa.c
index 4b869be..b652b4c 100644
--- a/gcc/tree-ssa.c
+++ b/gcc/tree-ssa.c
@@ -1118,25 +1118,22 @@ make_pass_init_datastructures (gcc::context *ctxt)
 /* Deallocate memory associated with SSA data structures for FNDECL.  */
 
 void
-delete_tree_ssa (void)
+delete_tree_ssa (struct function *fn)
 {
-  fini_ssanames ();
+  fini_ssanames (fn);
 
   /* We no longer maintain the SSA operand cache at this point.  */
-  if (ssa_operands_active (cfun))
-    fini_ssa_operands (cfun);
-
-  cfun->gimple_df->default_defs->empty ();
-  cfun->gimple_df->default_defs = NULL;
-  pt_solution_reset (&cfun->gimple_df->escaped);
-  if (cfun->gimple_df->decls_to_pointers != NULL)
-    delete cfun->gimple_df->decls_to_pointers;
-  cfun->gimple_df->decls_to_pointers = NULL;
-  cfun->gimple_df->modified_noreturn_calls = NULL;
-  cfun->gimple_df = NULL;
-
-  /* We no longer need the edge variable maps.  */
-  redirect_edge_var_map_destroy ();
+  if (ssa_operands_active (fn))
+    fini_ssa_operands (fn);
+
+  fn->gimple_df->default_defs->empty ();
+  fn->gimple_df->default_defs = NULL;
+  pt_solution_reset (&fn->gimple_df->escaped);
+  if (fn->gimple_df->decls_to_pointers != NULL)
+    delete fn->gimple_df->decls_to_pointers;
+  fn->gimple_df->decls_to_pointers = NULL;
+  fn->gimple_df->modified_noreturn_calls = NULL;
+  fn->gimple_df = NULL;
 }
 
 /* Return true if EXPR is a useless type conversion, otherwise return