#include "function.h"
#include "basic-block.h"
#include "tree-pretty-print.h"
-#include "tree-flow.h"
+#include "tree-ssa-alias.h"
+#include "internal-fn.h"
+#include "gimple-expr.h"
+#include "is-a.h"
+#include "gimple.h"
+#include "gimple-iterator.h"
+#include "gimple-walk.h"
+#include "gimple-ssa.h"
+#include "stringpool.h"
+#include "tree-ssanames.h"
#include "tree-pass.h"
#include "langhooks.h"
#include "flags.h" /* For "optimize" in gate_pass_return_slot.
return optimize > 0;
}
-struct gimple_opt_pass pass_nrv =
+namespace {
+
+const pass_data pass_data_nrv =
{
- {
- GIMPLE_PASS,
- "nrv", /* name */
- OPTGROUP_NONE, /* optinfo_flags */
- gate_pass_return_slot, /* gate */
- tree_nrv, /* execute */
- NULL, /* sub */
- NULL, /* next */
- 0, /* static_pass_number */
- TV_TREE_NRV, /* tv_id */
- PROP_ssa | PROP_cfg, /* properties_required */
- 0, /* properties_provided */
- 0, /* properties_destroyed */
- 0, /* todo_flags_start */
- TODO_ggc_collect /* todo_flags_finish */
- }
+ GIMPLE_PASS, /* type */
+ "nrv", /* name */
+ OPTGROUP_NONE, /* optinfo_flags */
+ true, /* has_gate */
+ true, /* has_execute */
+ TV_TREE_NRV, /* tv_id */
+ ( PROP_ssa | PROP_cfg ), /* properties_required */
+ 0, /* properties_provided */
+ 0, /* properties_destroyed */
+ 0, /* todo_flags_start */
+ 0, /* todo_flags_finish */
};
+class pass_nrv : public gimple_opt_pass
+{
+public:
+ pass_nrv (gcc::context *ctxt)
+ : gimple_opt_pass (pass_data_nrv, ctxt)
+ {}
+
+ /* opt_pass methods: */
+ bool gate () { return gate_pass_return_slot (); }
+ unsigned int execute () { return tree_nrv (); }
+
+}; // class pass_nrv
+
+} // anon namespace
+
+gimple_opt_pass *
+make_pass_nrv (gcc::context *ctxt)
+{
+ return new pass_nrv (ctxt);
+}
+
/* Determine (pessimistically) whether DEST is available for NRV
optimization, where DEST is expected to be the LHS of a modify
expression where the RHS is a function returning an aggregate.
return 0;
}
-struct gimple_opt_pass pass_return_slot =
+namespace {
+
+const pass_data pass_data_return_slot =
{
- {
- GIMPLE_PASS,
- "retslot", /* name */
- OPTGROUP_NONE, /* optinfo_flags */
- NULL, /* gate */
- execute_return_slot_opt, /* execute */
- NULL, /* sub */
- NULL, /* next */
- 0, /* static_pass_number */
- TV_NONE, /* tv_id */
- PROP_ssa, /* properties_required */
- 0, /* properties_provided */
- 0, /* properties_destroyed */
- 0, /* todo_flags_start */
- 0 /* todo_flags_finish */
- }
+ GIMPLE_PASS, /* type */
+ "retslot", /* name */
+ OPTGROUP_NONE, /* optinfo_flags */
+ false, /* has_gate */
+ true, /* has_execute */
+ TV_NONE, /* tv_id */
+ PROP_ssa, /* properties_required */
+ 0, /* properties_provided */
+ 0, /* properties_destroyed */
+ 0, /* todo_flags_start */
+ 0, /* todo_flags_finish */
};
+
+class pass_return_slot : public gimple_opt_pass
+{
+public:
+ pass_return_slot (gcc::context *ctxt)
+ : gimple_opt_pass (pass_data_return_slot, ctxt)
+ {}
+
+ /* opt_pass methods: */
+ unsigned int execute () { return execute_return_slot_opt (); }
+
+}; // class pass_return_slot
+
+} // anon namespace
+
+gimple_opt_pass *
+make_pass_return_slot (gcc::context *ctxt)
+{
+ return new pass_return_slot (ctxt);
+}