/*
- * Project: libFIRM
- * File name: ir/lower/lower_intrinsics.c
- * Purpose: lowering of Calls of intrinsic functions
- * Author: Michael Beck
- * Created:
- * CVS-ID: $Id$
- * Copyright: (c) 1998-2005 Universität Karlsruhe
- * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
+ * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
+ *
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
+ */
+
+/**
+ * @file
+ * @brief lowering of Calls of intrinsic functions
+ * @author Michael Beck
+ * @version $Id$
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
-#ifdef HAVE_ALLOCA_H
-#include <alloca.h>
-#endif
-#ifdef HAVE_MALLOC_H
-#include <malloc.h>
-#endif
-
#include "irop_t.h"
#include "irprog_t.h"
#include "irnode_t.h"
#include "irgwalk.h"
#include "ircons.h"
#include "irgmod.h"
+#include "irgopt.h"
+#include "trouts.h"
#include "lower_intrinsics.h"
#include "pmap.h"
+#include "xmalloc.h"
/** Walker environment */
typedef struct _walker_env {
pmap *c_map; /**< The intrinsic call map. */
unsigned nr_of_intrinsics; /**< statistics */
- const i_instr_record **i_map; /**< The intrinsic instruction map. */
+ i_instr_record **i_map; /**< The intrinsic instruction map. */
} walker_env_t;
/**
ir_node *symconst;
pmap_entry *p;
const i_call_record *r;
- entity *ent;
+ ir_entity *ent;
symconst = get_Call_ptr(node);
if (get_irn_op(symconst) != op_SymConst ||
else {
if (0 <= op->code && op->code < ARR_LEN(wenv->i_map)) {
const i_instr_record *r = wenv->i_map[op->code];
- if (r) { /* we have a mapper */
- wenv->nr_of_intrinsics += r->i_mapper(node, r->ctx) ? 1 : 0;
+ /* run all possible mapper */
+ while (r) {
+ if (r->i_mapper(node, r->ctx)) {
+ ++wenv->nr_of_intrinsics;
+ break;
+ }
+ r = r->link;
}
}
}
}
/* Go through all graphs and map calls to intrinsic functions. */
-unsigned lower_intrinsics(const i_record *list, int length) {
- int i, n_ops = get_irp_n_opcodes();
- ir_graph *irg;
- pmap *c_map = pmap_create_ex(length);
- const i_instr_record **i_map;
- unsigned nr_of_intrinsics = 0;
- walker_env_t wenv;
+unsigned lower_intrinsics(i_record *list, int length) {
+ int i, n_ops = get_irp_n_opcodes();
+ ir_graph *irg;
+ pmap *c_map = pmap_create_ex(length);
+ i_instr_record **i_map;
+ unsigned nr_of_intrinsics = 0;
+ walker_env_t wenv;
/* we use the ir_op generic pointers here */
NEW_ARR_A(const i_instr_record *, i_map, n_ops);
ir_op *op = list[i].i_instr.op;
assert(0 <= op->code && op->code < ARR_LEN(i_map));
+ list[i].i_instr.link = i_map[op->code];
i_map[op->code] = &list[i].i_instr;
}
}
/* exception control flow might have changed */
set_irg_doms_inconsistent(irg);
+ set_irg_extblk_inconsistent(irg);
set_irg_loopinfo_inconsistent(irg);
+ /* calls might be removed/added */
+ set_trouts_inconsistent();
+
+ /* optimize it, tuple might be created */
+ local_optimize_graph(irg);
+
nr_of_intrinsics += wenv.nr_of_intrinsics;
}
}
if (n_res > 0)
res_proj = new_r_Proj(irg, bl, call, mode_T, pn_Call_T_result);
+ else
+ res_proj = NULL;
if (n_proj > 0) {
n_proj += n_res - 1;