#include "pset.h"
#include "entity.h"
-arch_env_t *arch_env_init(arch_env_t *env, const arch_isa_if_t *isa)
+arch_env_t *arch_env_init(arch_env_t *env, const arch_isa_if_t *isa_if)
{
memset(env, 0, sizeof(*env));
- env->isa = isa;
+ env->isa = isa_if->init();
return env;
}
const arch_register_req_t *req = ops->get_irn_reg_req(ops, &local_req, irn, pos);
switch(req->type) {
+ case arch_register_req_type_none:
+ bitset_clear_all(bs);
+ return 0;
+
+ case arch_register_req_type_should_be_different:
+ case arch_register_req_type_should_be_same:
case arch_register_req_type_normal:
arch_register_class_put(req->cls, bs);
return req->cls->n_regs;
return 0;
}
-int arch_get_n_operands(const arch_env_t *env, const ir_node *irn, int in_out)
-{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- return ops->get_n_operands(ops, irn, in_out);
-}
-
int arch_is_register_operand(const arch_env_t *env,
const ir_node *irn, int pos)
{
- arch_register_req_t local_req;
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- const arch_register_req_t *req = ops->get_irn_reg_req(ops, &local_req, irn, pos);
- return req != NULL;
+ arch_register_req_t local_req;
+ const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+ const arch_register_req_t *req = ops->get_irn_reg_req(ops, &local_req, irn, pos);
+ return req != NULL;
}
int arch_reg_is_allocatable(const arch_env_t *env, const ir_node *irn,
arch_get_register_req(env, &req, irn, pos);
switch(req.type) {
case arch_register_req_type_normal:
+ case arch_register_req_type_should_be_different:
+ case arch_register_req_type_should_be_same:
res = req.cls == reg->reg_class;
break;
case arch_register_req_type_limited:
req.data.limited(irn, pos, bs);
res = bitset_is_set(bs, arch_register_get_index(reg));
}
+ break;
default:
res = 0;
}
}
extern const arch_register_t *
-arch_get_irn_register(const arch_env_t *env, const ir_node *irn, int idx)
+arch_get_irn_register(const arch_env_t *env, const ir_node *irn)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- assert(idx >= 0);
- return ops->get_irn_reg(ops, irn, idx);
+ return ops->get_irn_reg(ops, irn);
}
extern void arch_set_irn_register(const arch_env_t *env,
- ir_node *irn, int idx, const arch_register_t *reg)
+ ir_node *irn, const arch_register_t *reg)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- assert(idx >= 0);
- ops->set_irn_reg(ops, irn, idx, reg);
+ ops->set_irn_reg(ops, irn, reg);
}
extern arch_irn_class_t arch_irn_classify(const arch_env_t *env, const ir_node *irn)