#include "irprintf.h"
/* Initialize the architecture environment struct. */
-arch_env_t *arch_env_init(arch_env_t *env, const arch_isa_if_t *isa_if, FILE *file_handle, be_main_env_t *main_env)
+arch_env_t *arch_env_init(const arch_isa_if_t *isa_if, FILE *file_handle, be_main_env_t *main_env)
{
- memset(env, 0, sizeof(*env));
- env->isa = isa_if->init(file_handle);
- env->isa->main_env = main_env;
- return env;
+ arch_env_t *arch_env = isa_if->init(file_handle);
+ arch_env->main_env = main_env;
+ return arch_env;
}
-void arch_env_set_irn_handler(arch_env_t *env, arch_get_irn_ops_t *handler)
-{
- env->arch_handler = handler;
-}
-
-static const arch_irn_ops_t *fallback_irn_ops = NULL;
-
-int arch_register_class_put(const arch_register_class_t *cls, bitset_t *bs)
+/**
+ * Put all registers in a class into a bitset.
+ * @param cls The class.
+ * @param bs The bitset.
+ * @return The number of registers in the class.
+ */
+static int arch_register_class_put(const arch_register_class_t *cls, bitset_t *bs)
{
- if(bs) {
- int i, n;
- for(i = 0, n = cls->n_regs; i < n; ++i)
- bitset_set(bs, i);
- }
-
- return cls->n_regs;
+ int i, n = cls->n_regs;
+ for (i = n - 1; i >= 0; --i)
+ bitset_set(bs, i);
+ return n;
}
/**
static INLINE const arch_irn_ops_t *
get_irn_ops(const arch_env_t *env, const ir_node *irn)
{
- const arch_irn_ops_t *ops = be_node_get_irn_ops(irn);
+ const ir_op *ops;
+ const arch_irn_ops_t *be_ops;
+ (void) env;
+
+ if (is_Proj(irn)) {
+ irn = get_Proj_pred(irn);
+ assert(!is_Proj(irn));
+ }
- if (ops)
- return ops;
- ops = env->arch_handler(irn);
+ ops = get_irn_op(irn);
+ be_ops = get_op_ops(ops)->be_ops;
- return ops != NULL ? ops : fallback_irn_ops;
+ assert(be_ops);
+ return be_ops;
}
const arch_irn_ops_t *arch_get_irn_ops(const arch_env_t *env, const ir_node *irn) {
const ir_node *irn, int pos)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- return ops->impl->get_irn_reg_req(ops, irn, pos);
+ return ops->get_irn_reg_req(irn, pos);
}
void arch_set_frame_offset(const arch_env_t *env, ir_node *irn, int offset)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- ops->impl->set_frame_offset(ops, irn, offset);
+ ops->set_frame_offset(irn, offset);
}
ir_entity *arch_get_frame_entity(const arch_env_t *env, const ir_node *irn)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- return ops->impl->get_frame_entity(ops, irn);
+ return ops->get_frame_entity(irn);
}
void arch_set_frame_entity(const arch_env_t *env, ir_node *irn, ir_entity *ent)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- ops->impl->set_frame_entity(ops, irn, ent);
+ ops->set_frame_entity(irn, ent);
}
int arch_get_sp_bias(const arch_env_t *env, ir_node *irn)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- return ops->impl->get_sp_bias(ops, irn);
+ return ops->get_sp_bias(irn);
}
arch_inverse_t *arch_get_inverse(const arch_env_t *env, const ir_node *irn, int i, arch_inverse_t *inverse, struct obstack *obstack)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- if(ops->impl->get_inverse) {
- return ops->impl->get_inverse(ops, irn, i, inverse, obstack);
+ if(ops->get_inverse) {
+ return ops->get_inverse(irn, i, inverse, obstack);
} else {
return NULL;
}
int arch_possible_memory_operand(const arch_env_t *env, const ir_node *irn, unsigned int i) {
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- if(ops->impl->possible_memory_operand) {
- return ops->impl->possible_memory_operand(ops, irn, i);
+ if(ops->possible_memory_operand) {
+ return ops->possible_memory_operand(irn, i);
} else {
return 0;
}
void arch_perform_memory_operand(const arch_env_t *env, ir_node *irn, ir_node *spill, unsigned int i) {
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- if(ops->impl->perform_memory_operand) {
- ops->impl->perform_memory_operand(ops, irn, spill, i);
+ if(ops->perform_memory_operand) {
+ ops->perform_memory_operand(irn, spill, i);
} else {
return;
}
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- if(ops->impl->get_op_estimated_cost) {
- return ops->impl->get_op_estimated_cost(ops, irn);
+ if(ops->get_op_estimated_cost) {
+ return ops->get_op_estimated_cost(irn);
} else {
return 1;
}
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- if(ops->impl->possible_memory_operand) {
- return ops->impl->possible_memory_operand(ops, irn, i);
+ if(ops->possible_memory_operand) {
+ return ops->possible_memory_operand(irn, i);
} else {
return 0;
}
int arch_get_allocatable_regs(const arch_env_t *env, const ir_node *irn, int pos, bitset_t *bs)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- const arch_register_req_t *req = ops->impl->get_irn_reg_req(ops, irn, pos);
+ const arch_register_req_t *req = ops->get_irn_reg_req(irn, pos);
if(req->type == arch_register_req_type_none) {
bitset_clear_all(bs);
const ir_node *irn, int pos)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- const arch_register_req_t *req = ops->impl->get_irn_reg_req(ops, irn, pos);
+ const arch_register_req_t *req = ops->get_irn_reg_req(irn, pos);
return req != NULL;
}
arch_get_irn_reg_class(const arch_env_t *env, const ir_node *irn, int pos)
{
const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- const arch_register_req_t *req = ops->impl->get_irn_reg_req(ops, irn, pos);
+ const arch_register_req_t *req = ops->get_irn_reg_req(irn, pos);
assert(req->type != arch_register_req_type_none || 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->impl->get_irn_reg(ops, irn);
+ return ops->get_irn_reg(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->impl->set_irn_reg(ops, irn, reg);
+ ops->set_irn_reg(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->impl->classify(ops, irn);
+ return ops->classify(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->impl->get_flags(ops, irn);
+ return ops->get_flags(irn);
}
extern const char *arch_irn_flag_str(arch_irn_flags_t fl)
}
}
- if(arch_register_req_is(req, should_be_different)) {
+ if (arch_register_req_is(req, must_be_different)) {
const unsigned other = req->other_different;
int i;