+static void
+mono_save_seq_point_info (MonoCompile *cfg)
+{
+ MonoBasicBlock *bb, *in_bb;
+ GSList *bb_seq_points, *l;
+ MonoInst *last;
+ MonoDomain *domain = cfg->domain;
+ int i;
+ MonoSeqPointInfo *info;
+ GSList **next;
+
+ if (!cfg->seq_points)
+ return;
+
+ info = g_malloc0 (sizeof (MonoSeqPointInfo) + (cfg->seq_points->len - MONO_ZERO_LEN_ARRAY) * sizeof (SeqPoint));
+ info->len = cfg->seq_points->len;
+ for (i = 0; i < cfg->seq_points->len; ++i) {
+ SeqPoint *sp = &info->seq_points [i];
+ MonoInst *ins = g_ptr_array_index (cfg->seq_points, i);
+
+ sp->il_offset = ins->inst_imm;
+ sp->native_offset = ins->inst_offset;
+
+ /* Used below */
+ ins->backend.size = i;
+ }
+
+ /*
+ * For each sequence point, compute the list of sequence points immediately
+ * following it, this is needed to implement 'step over' in the debugger agent.
+ */
+ next = g_new0 (GSList*, cfg->seq_points->len);
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
+ bb_seq_points = g_slist_reverse (bb->seq_points);
+ last = NULL;
+ for (l = bb_seq_points; l; l = l->next) {
+ MonoInst *ins = l->data;
+
+ if (!(ins->flags & MONO_INST_SINGLE_STEP_LOC))
+ continue;
+
+ if (last != NULL) {
+ /* Link with the previous seq point in the same bb */
+ next [last->backend.size] = g_slist_append (next [last->backend.size], GUINT_TO_POINTER (ins->backend.size));
+ } else {
+ /* Link with the last bb in the previous bblocks */
+ /*
+ * FIXME: What if the prev bb doesn't have a seq point, but
+ * one of its predecessors has ?
+ */
+ for (i = 0; i < bb->in_count; ++i) {
+ in_bb = bb->in_bb [i];
+
+ if (in_bb->last_seq_point)
+ next [in_bb->last_seq_point->backend.size] = g_slist_append (next [in_bb->last_seq_point->backend.size], GUINT_TO_POINTER (ins->backend.size));
+ }
+ }
+
+ last = ins;
+ }
+ }
+
+ for (i = 0; i < cfg->seq_points->len; ++i) {
+ SeqPoint *sp = &info->seq_points [i];
+ GSList *l;
+ int j;
+
+ sp->next_len = g_slist_length (next [i]);
+ sp->next = g_new (int, sp->next_len);
+ j = 0;
+ for (l = next [i]; l; l = l->next)
+ sp->next [j ++] = GPOINTER_TO_UINT (l->data);
+ g_slist_free (next [i]);
+ }
+ g_free (next);
+
+ cfg->seq_point_info = info;
+
+ // FIXME: dynamic methods
+ mono_domain_lock (domain);
+ g_hash_table_insert (domain_jit_info (domain)->seq_points, cfg->method_to_register, info);
+ mono_domain_unlock (domain);
+
+ g_ptr_array_free (cfg->seq_points, TRUE);
+ cfg->seq_points = NULL;
+}
+