Before benchmarking

[libfirm] / ir / be / beutil.h

diff --git a/ir/be/beutil.h b/ir/be/beutil.h
index 3d37044..ca7e82b 100644 (file)
--- a/ir/be/beutil.h
+++ b/ir/be/beutil.h
@@ -7,9 +7,28 @@
 #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.
@@ -23,13 +42,13 @@ static INLINE int is_data_node(const ir_node *irn)
        int i, n;
 
        /* 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;
        }
 
@@ -37,6 +56,41 @@ static INLINE int is_data_node(const ir_node *irn)
        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);
+
+
+
+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