fixed a bug

diff --git a/ir/be/bechordal.c b/ir/be/bechordal.c
index 9a7066d..24b7a2d 100644 (file)
--- a/ir/be/bechordal.c
+++ b/ir/be/bechordal.c
@@ -258,7 +258,7 @@ static insn_t *scan_insn(be_chordal_env_t *env, ir_node *irn, struct obstack *ob
        for(i = 0, n = get_irn_arity(irn); i < n; ++i) {
                ir_node *op = get_irn_n(irn, i);
 
        for(i = 0, n = get_irn_arity(irn); i < n; ++i) {
                ir_node *op = get_irn_n(irn, i);
 

-               if(arch_irn_has_reg_class(arch_env, irn, i, env->cls)) {
+               if(arch_irn_consider_in_reg_alloc(arch_env, env->cls, op)) {

                        arch_get_register_req(arch_env, &o.req, irn, i);
                        o.carrier = op;
                        o.irn     = irn;
                        arch_get_register_req(arch_env, &o.req, irn, i);
                        o.carrier = op;
                        o.irn     = irn;


@@ -455,13 +455,14 @@ static ir_node *pre_process_constraints(be_chordal_alloc_env_t *alloc_env, insn_
                        constraints. Succeeding phases (coalescing will need that).
                */
                for(i = insn->use_start; i < insn->n_ops; ++i) {
                        constraints. Succeeding phases (coalescing will need that).
                */
                for(i = insn->use_start; i < insn->n_ops; ++i) {

-                       ir_node *proj = insn->ops[i].carrier;
+                       operand_t *op = &insn->ops[i];
+                       ir_node *proj = op->carrier;

                        /*
                                Note that the predecessor must not be a Proj of the Perm,
                                since ignore-nodes are not Perm'ed.
                        */
                        /*
                                Note that the predecessor must not be a Proj of the Perm,
                                since ignore-nodes are not Perm'ed.
                        */

-                       if(is_Proj(proj) && get_Proj_pred(proj) == perm) {
-                               be_set_constr_limited(perm, BE_OUT_POS(get_Proj_proj(proj)), &insn->ops[i].req);
+                       if(op->has_constraints &&  is_Proj(proj) && get_Proj_pred(proj) == perm) {
+                               be_set_constr_limited(perm, BE_OUT_POS(get_Proj_proj(proj)), &op->req);

                        }
                }
        }
                        }
                }
        }