#ifdef HAVE_ALLOCA_H
#include <alloca.h>
#endif
+
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
req->type = arch_register_req_type_none;
- return ops->get_irn_reg_req(ops, req, irn, pos);
+ return ops->impl->get_irn_reg_req(ops, req, irn, pos);
}
-int arch_get_allocatable_regs(const arch_env_t *env, const ir_node *irn,
- int pos, const arch_register_class_t *cls, bitset_t *bs)
+int arch_get_allocatable_regs(const arch_env_t *env, const ir_node *irn, int pos, bitset_t *bs)
{
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);
+ const arch_register_req_t *req = ops->impl->get_irn_reg_req(ops, &local_req, irn, pos);
- if(arch_register_req_is(req, none)) {
+ if(req->type == arch_register_req_type_none) {
bitset_clear_all(bs);
return 0;
}
- if(arch_register_req_is(req, limited))
- return req->limited(irn, pos, bs);
+ if(arch_register_req_is(req, limited)) {
+ req->limited(req->limited_env, bs);
+ return bitset_popcnt(bs);
+ }
arch_register_class_put(req->cls, bs);
return req->cls->n_regs;
}
+void arch_put_non_ignore_regs(const arch_env_t *env, const arch_register_class_t *cls, bitset_t *bs)
+{
+ int i;
+
+ for(i = 0; i < cls->n_regs; ++i) {
+ if(!arch_register_type_is(&cls->regs[i], ignore))
+ bitset_set(bs, i);
+ }
+}
+
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);
+ const arch_register_req_t *req = ops->impl->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,
int pos, const arch_register_t *reg)
{
- int res = 0;
arch_register_req_t req;
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:
- {
- bitset_t *bs = bitset_alloca(req.cls->n_regs);
- req.limited(irn, pos, bs);
- res = bitset_is_set(bs, arch_register_get_index(reg));
- }
- break;
- default:
- res = 0;
+
+ if(req.type == arch_register_req_type_none)
+ return 0;
+
+ if(arch_register_req_is(&req, limited)) {
+ bitset_t *bs = bitset_alloca(req.cls->n_regs);
+ req.limited(req.limited_env, bs);
+ return bitset_is_set(bs, arch_register_get_index(reg));
}
- return res;
+ return req.cls == reg->reg_class;
}
const arch_register_class_t *
{
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);
+ const arch_register_req_t *req = ops->impl->get_irn_reg_req(ops, &local_req, irn, pos);
return req ? req->cls : NULL;
}
arch_get_irn_register(const arch_env_t *env, const ir_node *irn)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- return ops->get_irn_reg(ops, irn);
+ return ops->impl->get_irn_reg(ops, irn);
}
extern void arch_set_irn_register(const arch_env_t *env,
ir_node *irn, const arch_register_t *reg)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- ops->set_irn_reg(ops, irn, reg);
+ ops->impl->set_irn_reg(ops, irn, reg);
}
extern arch_irn_class_t arch_irn_classify(const arch_env_t *env, const ir_node *irn)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- return ops->classify(ops, irn);
+ return ops->impl->classify(ops, irn);
}
extern arch_irn_flags_t arch_irn_get_flags(const arch_env_t *env, const ir_node *irn)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- return ops->get_flags(ops, irn);
+ return ops->impl->get_flags(ops, irn);
}