#include "irnode.h"
#include "config.h"
+#include "bearch.h"
+
/** Undefine this to disable debugging mode. */
#define BE_DEBUG 1
+/**
+ * Convenient block getter.
+ * Works also, if the given node is a block.
+ * @param irn The node.
+ * @return The block of the node, or the node itself, if the node is a
+ * block.
+ */
+static INLINE const ir_node *get_block(const ir_node *irn)
+{
+ return is_Block(irn) ? irn : get_nodes_block(irn);
+}
+
+static INLINE int is_firm_be_mode(const ir_mode *mode)
+{
+ return mode_is_data(mode);
+}
+
/**
* Check, if a node produces or consumes a data value.
* If it does, it is significant for scheduling and register allocation.
{
int i, n;
+ /* Unknowns do not exist, so they produce nothing */
+ if(get_irn_opcode(irn) == iro_Unknown)
+ return 0;
+
/* If the node produces a data value, return immediately. */
- if(mode_is_datab(get_irn_mode(irn)))
+ if(is_firm_be_mode(get_irn_mode(irn)))
return 1;
/* else check, if it takes a data value, if that is so, return */
for(i = 0, n = get_irn_arity(irn); i < n; ++i) {
ir_node *op = get_irn_n(irn, i);
- if(mode_is_datab(get_irn_mode(op)))
+ if(is_firm_be_mode(get_irn_mode(op)))
return 1;
}
return 0;
}
+/**
+ * Make each constant local to its use.
+ * This duplicates all constants in order to simulate a realistic
+ * register pressure.
+ * @param irg The graph.
+ */
+void localize_consts(ir_graph *irg);
+
+/**
+ * Dump a vcg graph containing the controlflow graph, the schedule and
+ * allocated registers.
+ * @param irg The irg. Note that scheduling, register allocation must
+ * have been performed.
+ */
+void dump_allocated_irg(arch_env_t *env, ir_graph *irg, char *suffix);
+
+void be_clear_links(ir_graph *irg);
+
+static INLINE FILE *ffopen(const char *base, const char *ext, const char *mode) {
+ FILE *out;
+ char buf[1024];
+ snprintf(buf, sizeof(buf), "%s.%s", base, ext);
+ if (! (out = fopen(buf, mode))) {
+ fprintf(stderr, "Cannot open file %s in mode %s\n", buf, mode);
+ return NULL;
+ }
+ return out;
+}
+
+/**
+ * Dump a graph with schedule edges.
+ * @param irg The graph.
+ * @param suffix A suffix to its file name.
+ */
+void dump_ir_block_graph_sched(ir_graph *irg, const char *suffix);
#endif