/*
- * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
+ * Copyright (C) 1995-2011 University of Karlsruhe. All right reserved.
*
* This file is part of libFirm.
*
typedef struct pressure_walker_env_t pressure_walker_env_t;
struct pressure_walker_env_t {
- be_irg_t *birg;
+ ir_graph *irg;
be_lv_t *lv;
double insn_count;
double regpressure;
- int max_pressure;
+ size_t max_pressure;
const arch_register_class_t *cls;
};
ir_node *block,
const arch_register_class_t *cls)
{
- be_irg_t *birg = env->birg;
- ir_graph *irg = be_get_birg_irg(birg);
+ ir_graph *irg = env->irg;
ir_node *irn;
ir_nodeset_t live_nodes;
- int max_live;
+ size_t max_live;
ir_nodeset_init(&live_nodes);
be_liveness_end_of_block(env->lv, cls, block, &live_nodes);
env->regpressure += max_live;
sched_foreach_reverse(block, irn) {
- int cnt;
+ size_t cnt;
- if(is_Phi(irn))
+ if (is_Phi(irn))
break;
be_liveness_transfer(cls, irn, &live_nodes);
env->insn_count++;
}
- if(max_live > env->max_pressure)
+ if (max_live > env->max_pressure)
env->max_pressure = max_live;
-#ifdef FIRM_STATISTICS
stat_be_block_regpressure(irg, block, max_live, cls->name);
-#endif
ir_nodeset_destroy(&live_nodes);
}
-static void stat_reg_pressure_block(ir_node *block, void *data) {
- pressure_walker_env_t *env = data;
+static void stat_reg_pressure_block(ir_node *block, void *data)
+{
+ pressure_walker_env_t *env = (pressure_walker_env_t*)data;
check_reg_pressure_class(env, block, env->cls);
}
-void be_do_stat_reg_pressure(be_irg_t *birg, const arch_register_class_t *cls) {
+void be_do_stat_reg_pressure(ir_graph *irg, const arch_register_class_t *cls)
+{
pressure_walker_env_t env;
- ir_graph *irg = be_get_birg_irg(birg);
double average_pressure;
- env.birg = birg;
+ env.irg = irg;
env.insn_count = 0;
env.max_pressure = 0;
env.regpressure = 0;
- be_liveness_assure_sets(be_assure_liveness(birg));
- env.lv = be_get_birg_liveness(birg);
+ be_liveness_assure_sets(be_assure_liveness(irg));
+ env.lv = be_get_irg_liveness(irg);
env.cls = cls;
/* Collect register pressure information for each block */
-typedef struct _estimate_irg_costs_env_t {
+typedef struct estimate_irg_costs_env_t {
ir_exec_freq *execfreqs;
double costs;
} estimate_irg_costs_env_t;
static void estimate_block_costs(ir_node *block, void *data)
{
- estimate_irg_costs_env_t *env = data;
+ estimate_irg_costs_env_t *env = (estimate_irg_costs_env_t*)data;
ir_node *node;
double costs = 0.0;
static void node_stat_walker(ir_node *irn, void *data)
{
- be_node_stats_t *const stats = data;
+ be_node_stats_t *const stats = (be_node_stats_t*)data;
/* if the node is a normal phi */
- if(is_Phi(irn)) {
+ if (is_Phi(irn)) {
if (get_irn_mode(irn) == mode_M) {
(*stats)[BE_STAT_MEM_PHIS]++;
} else {
} else if (!is_Proj(irn)) {
arch_irn_class_t classify = arch_irn_classify(irn);
- if(classify & arch_irn_class_spill)
+ if (classify & arch_irn_class_spill)
(*stats)[BE_STAT_SPILLS]++;
- if(classify & arch_irn_class_reload)
+ if (classify & arch_irn_class_reload)
(*stats)[BE_STAT_RELOADS]++;
- if(classify & arch_irn_class_remat)
+ if (classify & arch_irn_class_remat)
(*stats)[BE_STAT_REMATS]++;
- if(classify & arch_irn_class_copy)
+ if (classify & arch_irn_class_copy)
(*stats)[BE_STAT_COPIES]++;
- if(classify & arch_irn_class_perm)
+ if (classify & arch_irn_class_perm)
(*stats)[BE_STAT_PERMS]++;
}
}
-void be_collect_node_stats(be_node_stats_t *new_stats, be_irg_t *birg)
+void be_collect_node_stats(be_node_stats_t *new_stats, ir_graph *irg)
{
memset(new_stats, 0, sizeof(*new_stats));
- irg_walk_graph(birg->irg, NULL, node_stat_walker, new_stats);
+ irg_walk_graph(irg, NULL, node_stat_walker, new_stats);
}
void be_subtract_node_stats(be_node_stats_t *stats, be_node_stats_t *sub)
static const char *get_stat_name(enum be_stat_tag_t tag)
{
- switch(tag) {
+ switch (tag) {
case BE_STAT_PHIS: return "phis";
case BE_STAT_MEM_PHIS: return "mem_phis";
case BE_STAT_COPIES: return "copies";
void be_emit_node_stats(be_node_stats_t *stats, const char *prefix)
{
- static char buf[256];
- int i;
+ static char buf[256];
+ be_stat_tag_t i;
- for (i = 0; i < BE_STAT_COUNT; ++i) {
+ for (i = BE_STAT_FIRST; i < BE_STAT_COUNT; ++i) {
snprintf(buf, sizeof(buf), "%s%s", prefix, get_stat_name(i));
stat_ev_dbl(buf, (*stats)[i]);
}
static void insn_count_walker(ir_node *irn, void *data)
{
- unsigned long *cnt = data;
+ unsigned long *cnt = (unsigned long*)data;
- switch(get_irn_opcode(irn)) {
+ switch (get_irn_opcode(irn)) {
case iro_Proj:
case iro_Phi:
case beo_Start:
static void block_count_walker(ir_node *node, void *data)
{
- unsigned long *cnt = data;
+ unsigned long *cnt = (unsigned long*)data;
if (node == get_irg_end_block(current_ir_graph))
return;
(*cnt)++;