* @param insn the be_insn that is build
* @param mach_op the machine operand for which uses are added
*/
-static void add_machine_operands(const be_insn_env_t *env, be_insn_t *insn, ir_node *mach_op) {
+static void add_machine_operands(const be_insn_env_t *env, be_insn_t *insn, ir_node *mach_op)
+{
struct obstack *obst = env->obst;
int i, n;
int i, n;
int pre_colored = 0;
- insn = obstack_alloc(obst, sizeof(insn[0]));
- memset(insn, 0, sizeof(insn[0]));
+ insn = OALLOCZ(obst, be_insn_t);
insn->irn = irn;
insn->next_insn = sched_next(irn);
}
insn->has_constraints = insn->in_constraints | insn->out_constraints;
- insn->ops = obstack_finish(obst);
+ insn->ops = (be_operand_t*)obstack_finish(obst);
/* Compute the admissible registers bitsets. */
for (i = 0; i < insn->n_ops; ++i) {
assert(cls == env->cls);
- op->regs = bitset_obstack_alloc(obst, env->cls->n_regs);
-
if (type & arch_register_req_type_limited) {
- rbitset_copy_to_bitset(req->limited, op->regs);
+ bitset_t *regs = bitset_obstack_alloc(obst, env->cls->n_regs);
+ rbitset_copy_to_bitset(req->limited, regs);
+ op->regs = regs;
} else {
- arch_put_non_ignore_regs(env->cls, op->regs);
- if (env->ignore_colors)
- bitset_andnot(op->regs, env->ignore_colors);
+ op->regs = env->allocatable_regs;
}
}
return insn;
}
-
-be_insn_env_t *be_insn_env_init(be_insn_env_t *ie, const be_irg_t *birg,
- const arch_register_class_t *cls,
- struct obstack *obst)
-{
- ie->cls = cls;
- ie->obst = obst;
- ie->ignore_colors = bitset_obstack_alloc(obst, cls->n_regs);
- be_abi_put_ignore_regs(birg->abi, cls, ie->ignore_colors);
-
- return ie;
-}