typedef struct workset_t {
unsigned len; /**< current length */
- loc_t vals[0]; /**< array of the values/distances in this working set */
+ loc_t vals[]; /**< array of the values/distances in this working set */
} workset_t;
static struct obstack obst;
static int loc_compare(const void *a, const void *b)
{
- const loc_t *p = (const loc_t*)a;
- const loc_t *q = (const loc_t*)b;
- return p->time - q->time;
+ const loc_t *p = ((const loc_t*) a);
+ const loc_t *q = ((const loc_t*) b);
+ const unsigned pt = p->time;
+ const unsigned qt = q->time;
+
+ if (pt < qt)
+ return -1;
+ if (pt > qt)
+ return 1;
+
+ return get_irn_node_nr(p->node) - get_irn_node_nr(q->node);
}
static void workset_sort(workset_t *workset)
{
ir_loop *loop = get_irn_loop(block);
ir_node *first;
- ir_node *node;
loc_t loc;
loc_t *starters;
loc_t *delayed;
unsigned len;
unsigned i;
- int in;
unsigned ws_count;
int free_slots, free_pressure_slots;
unsigned pressure;
arity = get_irn_arity(block);
pred_worksets = ALLOCAN(workset_t*, arity);
all_preds_known = true;
- for (in = 0; in < arity; ++in) {
+ for (int in = 0; in < arity; ++in) {
ir_node *pred_block = get_Block_cfgpred_block(block, in);
block_info_t *pred_info = get_block_info(pred_block);
}
/* check all Live-Ins */
- be_lv_foreach(lv, block, be_lv_state_in, in) {
- ir_node *node = be_lv_get_irn(lv, block, in);
+ be_lv_foreach(lv, block, be_lv_state_in, node) {
unsigned available;
if (all_preds_known) {
static void process_block(ir_node *block)
{
workset_t *new_vals;
- ir_node *irn;
unsigned iter;
block_info_t *block_info;
int arity;
set_block_info(block, block_info);
DB((dbg, DBG_WSETS, "Start workset for %+F:\n", block));
- workset_foreach(ws, irn, iter) {
- DB((dbg, DBG_WSETS, " %+F (%u)\n", irn,
- workset_get_time(ws, iter)));
+ {
+ ir_node *irn;
+ workset_foreach(ws, irn, iter) {
+ DB((dbg, DBG_WSETS, " %+F (%u)\n", irn, workset_get_time(ws, iter)));
+ }
}
block_info->start_workset = workset_clone(ws);
sched_foreach(block, irn) {
int i, arity;
- ir_node *value;
assert(workset_get_length(ws) <= n_regs);
/* Phis are no real instr (see insert_starters()) */
/* Remember end-workset for this block */
block_info->end_workset = workset_clone(ws);
DB((dbg, DBG_WSETS, "End workset for %+F:\n", block));
- workset_foreach(ws, irn, iter)
- DB((dbg, DBG_WSETS, " %+F (%u)\n", irn, workset_get_time(ws, iter)));
+ {
+ ir_node *irn;
+ workset_foreach(ws, irn, iter)
+ DB((dbg, DBG_WSETS, " %+F (%u)\n", irn, workset_get_time(ws, iter)));
+ }
}
/**