5 #include "firm_config.h"
13 /** Undefine this to disable debugging mode. */
17 * Convenient block getter.
18 * Works also, if the given node is a block.
19 * @param irn The node.
20 * @return The block of the node, or the node itself, if the node is a
23 static INLINE const ir_node *get_block(const ir_node *irn)
25 return is_Block(irn) ? irn : get_nodes_block(irn);
28 static INLINE int is_firm_be_mode(const ir_mode *mode)
30 return mode_is_data(mode);
34 * Check, if a node produces or consumes a data value.
35 * If it does, it is significant for scheduling and register allocation.
36 * A node produces/consumes a data value, if one of its operands is of
37 * mode datab, or his retuning mode is of mode datab.
38 * @param irn The node to check for.
39 * @return 1, if the node is a data node, 0 if not.
41 static INLINE int is_data_node(const ir_node *irn)
45 /* If the node produces a data value, return immediately. */
46 if(is_firm_be_mode(get_irn_mode(irn)))
49 /* else check, if it takes a data value, if that is so, return */
50 for(i = 0, n = get_irn_arity(irn); i < n; ++i) {
51 ir_node *op = get_irn_n(irn, i);
52 if(is_firm_be_mode(get_irn_mode(op)))
56 /* Else the node does not produce/consume a data value */
61 * Make each constant local to its use.
62 * This duplicates all constants in order to simulate a realistic
64 * @param irg The graph.
66 void localize_consts(ir_graph *irg);
69 * Dump a vcg graph containing the controlflow graph, the schedule and
70 * allocated registers.
71 * @param irg The irg. Note that scheduling, register allocation must
72 * have been performed.
74 void dump_allocated_irg(arch_env_t *env, ir_graph *irg, char *suffix);
76 void be_clear_links(ir_graph *irg);
78 static INLINE FILE *ffopen(const char *base, const char *ext, const char *mode) {
82 snprintf(buf, sizeof(buf), "%s.%s", base, ext);
83 if (! (out = fopen(buf, mode))) {
84 fprintf(stderr, "Cannot open file %s in mode %s\n", buf, mode);
91 * Dump a graph with schedule edges.
92 * @param irg The graph.
93 * @param suffix A suffix to its file name.
95 void dump_ir_block_graph_sched(ir_graph *irg, const char *suffix);
100 * Search for an irn in @p accept.
101 * The search is started at @p start_point_exclusive and continues upwards the dom-tree
102 * @return The first node out of accept if found. Else NULL is returned.
104 ir_node *dom_up_search(pset *accept, ir_node *start_point_exclusive);