/* miscellaneous includes */
#include "config.h"
-#ifdef FIRM_KAPS
-
#include "debug.h"
#include "error.h"
static int use_late_decision = false;
typedef struct be_pbqp_alloc_env_t {
- pbqp *pbqp_inst; /**< PBQP instance for register allocation */
+ pbqp_t *pbqp_inst; /**< PBQP instance for register allocation */
ir_graph *irg; /**< The graph under examination. */
- const arch_register_class_t *cls; /**< Current processed register class */
+ const arch_register_class_t *cls; /**< Current processed register class */
be_lv_t *lv;
- bitset_t *ignored_regs;
- pbqp_matrix *ife_matrix_template;
- pbqp_matrix *aff_matrix_template;
+ bitset_t *allocatable_regs;
+ pbqp_matrix_t *ife_matrix_template;
+ pbqp_matrix_t *aff_matrix_template;
plist_t *rpeo;
unsigned *restr_nodes;
unsigned *ife_edge_num;
static void create_pbqp_node(be_pbqp_alloc_env_t *pbqp_alloc_env, ir_node *irn)
{
const arch_register_class_t *cls = pbqp_alloc_env->cls;
- pbqp *pbqp_inst = pbqp_alloc_env->pbqp_inst;
- bitset_t *ignored_regs = pbqp_alloc_env->ignored_regs;
+ pbqp_t *pbqp_inst = pbqp_alloc_env->pbqp_inst;
+ bitset_t *allocatable_regs = pbqp_alloc_env->allocatable_regs;
unsigned colors_n = arch_register_class_n_regs(cls);
unsigned cntConstrains = 0;
/* create costs vector depending on register constrains */
- struct vector *costs_vector = vector_alloc(pbqp_inst, colors_n);
+ vector_t *costs_vector = vector_alloc(pbqp_inst, colors_n);
/* set costs depending on register constrains */
unsigned idx;
for (idx = 0; idx < colors_n; idx++) {
- if (bitset_is_set(ignored_regs, idx) || !arch_reg_out_is_allocatable(irn, arch_register_for_index(cls, idx))) {
+ if (!bitset_is_set(allocatable_regs, idx) || !arch_reg_out_is_allocatable(irn, arch_register_for_index(cls, idx))) {
/* constrained */
vector_set(costs_vector, idx, INF_COSTS);
cntConstrains++;
static void insert_ife_edge(be_pbqp_alloc_env_t *pbqp_alloc_env, ir_node *src_node, ir_node *trg_node)
{
- pbqp *pbqp = pbqp_alloc_env->pbqp_inst;
+ pbqp_t *pbqp = pbqp_alloc_env->pbqp_inst;
const arch_register_class_t *cls = pbqp_alloc_env->cls;
- pbqp_matrix *ife_matrix_template = pbqp_alloc_env->ife_matrix_template;
+ pbqp_matrix_t *ife_matrix_template = pbqp_alloc_env->ife_matrix_template;
unsigned *restr_nodes = pbqp_alloc_env->restr_nodes;
if (get_edge(pbqp, get_irn_idx(src_node), get_irn_idx(trg_node)) == NULL) {
static void insert_afe_edge(be_pbqp_alloc_env_t *pbqp_alloc_env, ir_node *src_node, ir_node *trg_node, int pos)
{
- pbqp *pbqp = pbqp_alloc_env->pbqp_inst;
+ pbqp_t *pbqp = pbqp_alloc_env->pbqp_inst;
const arch_register_class_t *cls = pbqp_alloc_env->cls;
unsigned *restr_nodes = pbqp_alloc_env->restr_nodes;
- pbqp_matrix *afe_matrix = pbqp_matrix_alloc(pbqp, arch_register_class_n_regs(cls), arch_register_class_n_regs(cls));
+ pbqp_matrix_t *afe_matrix = pbqp_matrix_alloc(pbqp, arch_register_class_n_regs(cls), arch_register_class_n_regs(cls));
unsigned colors_n = arch_register_class_n_regs(cls);
if (get_edge(pbqp, get_irn_idx(src_node), get_irn_idx(trg_node)) == NULL) {
static void create_affinity_edges(ir_node *irn, void *env)
{
- be_pbqp_alloc_env_t *pbqp_alloc_env = env;
+ be_pbqp_alloc_env_t *pbqp_alloc_env = (be_pbqp_alloc_env_t*)env;
const arch_register_class_t *cls = pbqp_alloc_env->cls;
const arch_register_req_t *req = arch_get_register_req_out(irn);
unsigned pos;
static void create_pbqp_coloring_instance(ir_node *block, void *data)
{
- be_pbqp_alloc_env_t *pbqp_alloc_env = data;
- be_lv_t *lv = pbqp_alloc_env->lv;
- const arch_register_class_t *cls = pbqp_alloc_env->cls;
+ be_pbqp_alloc_env_t *pbqp_alloc_env = (be_pbqp_alloc_env_t*)data;
+ be_lv_t *lv = pbqp_alloc_env->lv;
+ const arch_register_class_t *cls = pbqp_alloc_env->cls;
plist_t *rpeo = pbqp_alloc_env->rpeo;
- pbqp *pbqp_inst = pbqp_alloc_env->pbqp_inst;
+ pbqp_t *pbqp_inst = pbqp_alloc_env->pbqp_inst;
plist_t *temp_list = plist_new();
plist_element_t *el;
ir_node *irn;
int *assignment = ALLOCAN(int, cls->n_regs);
#else
unsigned *restr_nodes = pbqp_alloc_env->restr_nodes;
- pqueue_t *restr_nodes_queue = new_pqueue();
- pqueue_t *queue = new_pqueue();
- plist_t *sorted_list = plist_new();
+ pqueue_t *restr_nodes_queue = new_pqueue();
+ pqueue_t *queue = new_pqueue();
+ plist_t *sorted_list = plist_new();
ir_node *last_element = NULL;
#endif
/* first insert all restricted proj nodes */
while (!pqueue_empty(restr_nodes_queue)) {
- plist_insert_front(sorted_list, get_node(pbqp_inst, get_irn_idx(pqueue_pop_front(restr_nodes_queue))));
+ ir_node *node = (ir_node*)pqueue_pop_front(restr_nodes_queue);
+ plist_insert_front(sorted_list, get_node(pbqp_inst, get_irn_idx(node)));
}
/* insert proj nodes descending by their number of interference edges */
while (!pqueue_empty(queue)) {
- plist_insert_front(sorted_list, get_node(pbqp_inst, get_irn_idx(pqueue_pop_front(queue))));
+ ir_node *node = (ir_node*)pqueue_pop_front(queue);
+ plist_insert_front(sorted_list, get_node(pbqp_inst, get_irn_idx(node)));
}
/* invert sorted list */
static void insert_perms(ir_node *block, void *data)
{
- /*
- * Start silent in the start block.
- * The silence remains until the first barrier is seen.
- * Each other block is begun loud.
- */
- be_chordal_env_t *env = data;
+ be_chordal_env_t *env = (be_chordal_env_t*)data;
ir_node *irn;
- int silent = block == get_irg_start_block(get_irn_irg(block));
- /*
- * If the block is the start block search the barrier and
- * start handling constraints from there.
- */
for (irn = sched_first(block); !sched_is_end(irn);) {
- int silent_old = silent; /* store old silent value */
- if (be_is_Barrier(irn))
- silent = !silent; /* toggle silent flag */
-
be_insn_t *insn = chordal_scan_insn(env, irn);
irn = insn->next_insn;
- if (silent_old)
- continue;
-
if (!insn->has_constraints)
continue;
be_pbqp_alloc_env_t pbqp_alloc_env;
unsigned col;
unsigned row;
-
+ pbqp_matrix_t *ife_matrix;
+ num solution;
+#if KAPS_DUMP
+ FILE *file_before;
+#endif
#if TIMER
ir_timer_t *t_ra_pbqp_alloc_create = ir_timer_new();
ir_timer_t *t_ra_pbqp_alloc_solve = ir_timer_new();
/* initialize pbqp allocation data structure */
- pbqp_alloc_env.pbqp_inst = alloc_pbqp(get_irg_last_idx(irg)); /* initialize pbqp instance */
- pbqp_alloc_env.cls = cls;
- pbqp_alloc_env.irg = irg;
- pbqp_alloc_env.lv = lv;
- pbqp_alloc_env.ignored_regs = bitset_malloc(colors_n);
- pbqp_alloc_env.rpeo = plist_new();
- pbqp_alloc_env.restr_nodes = XMALLOCNZ(unsigned, get_irg_last_idx(irg));
- pbqp_alloc_env.ife_edge_num = XMALLOCNZ(unsigned, get_irg_last_idx(irg));
- pbqp_alloc_env.env = env;
- be_put_ignore_regs(irg, cls, pbqp_alloc_env.ignored_regs); /* get ignored registers */
+ pbqp_alloc_env.pbqp_inst = alloc_pbqp(get_irg_last_idx(irg)); /* initialize pbqp instance */
+ pbqp_alloc_env.cls = cls;
+ pbqp_alloc_env.irg = irg;
+ pbqp_alloc_env.lv = lv;
+ pbqp_alloc_env.allocatable_regs = bitset_malloc(colors_n);
+ pbqp_alloc_env.rpeo = plist_new();
+ pbqp_alloc_env.restr_nodes = XMALLOCNZ(unsigned, get_irg_last_idx(irg));
+ pbqp_alloc_env.ife_edge_num = XMALLOCNZ(unsigned, get_irg_last_idx(irg));
+ pbqp_alloc_env.env = env;
+ be_put_allocatable_regs(irg, cls, pbqp_alloc_env.allocatable_regs);
/* create costs matrix template for interference edges */
- struct pbqp_matrix *ife_matrix = pbqp_matrix_alloc(pbqp_alloc_env.pbqp_inst, colors_n, colors_n);
+ ife_matrix = pbqp_matrix_alloc(pbqp_alloc_env.pbqp_inst, colors_n, colors_n);
/* set costs */
for (row = 0, col = 0; row < colors_n; row++, col++)
pbqp_matrix_set(ife_matrix, row, col, INF_COSTS);
if (!use_exec_freq) {
/* create costs matrix template for affinity edges */
- struct pbqp_matrix *afe_matrix = pbqp_matrix_alloc(pbqp_alloc_env.pbqp_inst, colors_n, colors_n);
+ pbqp_matrix_t *afe_matrix = pbqp_matrix_alloc(pbqp_alloc_env.pbqp_inst, colors_n, colors_n);
/* set costs */
for (row = 0; row < colors_n; row++) {
for (col = 0; col < colors_n; col++) {
ir_timer_reset_and_start(t_ra_pbqp_alloc_create_aff);
#endif
foreach_plist(pbqp_alloc_env.rpeo, element) {
- pbqp_node *node = element->data;
- ir_node *irn = get_idx_irn(irg, node->index);
+ pbqp_node_t *node = (pbqp_node_t*)element->data;
+ ir_node *irn = get_idx_irn(irg, node->index);
create_affinity_edges(irn, &pbqp_alloc_env);
}
#if KAPS_DUMP
// dump graph before solving pbqp
- FILE *file_before = my_open(env, "", "-pbqp_coloring.html");
+ file_before = my_open(env, "", "-pbqp_coloring.html");
set_dumpfile(pbqp_alloc_env.pbqp_inst, file_before);
#endif
- /* print out reverse perfect eleminiation order */
+ /* print out reverse perfect elimination order */
#if PRINT_RPEO
- plist_element_t *elements;
- foreach_plist(pbqp_alloc_env.rpeo, elements) {
- pbqp_node *node = elements->data;
- printf(" %d(%lu);", node->index, get_idx_irn(irg, node->index)->node_nr);
+ {
+ plist_element_t *elements;
+ foreach_plist(pbqp_alloc_env.rpeo, elements) {
+ pbqp_node_t *node = elements->data;
+ printf(" %d(%ld);", node->index, get_idx_irn(irg, node->index)->node_nr);
+ }
+ printf("\n");
}
- printf("\n");
#endif
/* solve pbqp instance */
#endif
- num solution = get_solution(pbqp_alloc_env.pbqp_inst);
+ solution = get_solution(pbqp_alloc_env.pbqp_inst);
if (solution == INF_COSTS)
panic("No PBQP solution found");
/* assign colors */
foreach_plist(pbqp_alloc_env.rpeo, element) {
- pbqp_node *node = element->data;
+ pbqp_node_t *node = (pbqp_node_t*)element->data;
ir_node *irn = get_idx_irn(irg, node->index);
num color = get_node_solution(pbqp_alloc_env.pbqp_inst, node->index);
const arch_register_t *reg = arch_register_for_index(cls, color);
#if KAPS_DUMP
fclose(file_before);
#endif
- bitset_free(pbqp_alloc_env.ignored_regs);
+ bitset_free(pbqp_alloc_env.allocatable_regs);
free_pbqp(pbqp_alloc_env.pbqp_inst);
plist_free(pbqp_alloc_env.rpeo);
xfree(pbqp_alloc_env.restr_nodes);
lc_opt_add_table(pbqp_grp, options);
be_register_chordal_coloring("pbqp", &coloring);
}
-
-#endif
projects / libfirm / blobdiff