/*
- * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
*
* This file is part of libFirm.
*
*/
/**
- * Processor architecture specification.
- * @author Sebastian Hack
- * @date 11.2.2005
- *
- * $Id$
+ * @file
+ * @brief Processor architecture specification.
+ * @author Sebastian Hack
+ * @version $Id$
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#include <string.h>
#include "bearch_t.h"
+#include "benode_t.h"
#include "ircons_t.h"
#include "irnode_t.h"
#include "xmalloc.h"
#include "bitset.h"
#include "pset.h"
-#include "entity.h"
#include "raw_bitset.h"
#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)
-{
- 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_push_irn_handler(arch_env_t *env,
- const arch_irn_handler_t *handler)
+arch_env_t *arch_env_init(const arch_isa_if_t *isa_if, FILE *file_handle, be_main_env_t *main_env)
{
- assert(env->handlers_tos < ARCH_MAX_HANDLERS);
- env->handlers[env->handlers_tos++] = handler;
- return env;
+ arch_env_t *arch_env = isa_if->init(file_handle);
+ arch_env->main_env = main_env;
+ return arch_env;
}
-const arch_irn_handler_t *arch_env_pop_irn_handler(arch_env_t *env)
-{
- assert(env->handlers_tos > 0 && env->handlers_tos <= ARCH_MAX_HANDLERS);
- return env->handlers[--env->handlers_tos];
-}
-
-static const arch_irn_ops_t *fallback_irn_ops = NULL;
-
int arch_register_class_put(const arch_register_class_t *cls, bitset_t *bs)
{
if(bs) {
static INLINE const arch_irn_ops_t *
get_irn_ops(const arch_env_t *env, const ir_node *irn)
{
- int i;
+ const ir_op *ops;
+ const arch_irn_ops_t *be_ops;
+ (void) env;
- for(i = env->handlers_tos - 1; i >= 0; --i) {
- const arch_irn_handler_t *handler = env->handlers[i];
- const arch_irn_ops_t *ops = handler->get_irn_ops(handler, irn);
-
- if(ops)
- return ops;
+ if (is_Proj(irn)) {
+ irn = get_Proj_pred(irn);
+ assert(!is_Proj(irn));
}
- return fallback_irn_ops;
+ ops = get_irn_op(irn);
+ be_ops = get_op_ops(ops)->be_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, ir_node *irn)
+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);
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)
+void arch_put_non_ignore_regs(const arch_env_t *env,
+ const arch_register_class_t *cls, bitset_t *bs)
{
- int i;
+ unsigned i;
+ (void) env;
for(i = 0; i < cls->n_regs; ++i) {
if(!arch_register_type_is(&cls->regs[i], ignore))
}
}
-int arch_count_non_ignore_regs(const arch_env_t *env, const arch_register_class_t *cls)
+int arch_count_non_ignore_regs(const arch_env_t *env,
+ const arch_register_class_t *cls)
{
- int i;
+ unsigned i;
int result = 0;
+ (void) env;
for(i = 0; i < cls->n_regs; ++i) {
if(!arch_register_type_is(&cls->regs[i], ignore))
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)
XXX(ignore);
XXX(rematerializable);
XXX(modify_sp);
+ XXX(modify_flags);
XXX(none);
#undef XXX
}
}
if(arch_register_req_is(req, should_be_same)) {
- const ir_node *same = get_irn_n(node, req->other_same);
- ir_snprintf(tmp, sizeof(tmp), " same to: %+F", same);
- strncat(buf, tmp, len);
+ const unsigned other = req->other_same;
+ int i;
+
+ ir_snprintf(tmp, sizeof(tmp), " same to:");
+ for (i = 0; 1U << i <= other; ++i) {
+ if (other & (1U << i)) {
+ ir_snprintf(tmp, sizeof(tmp), " %+F", get_irn_n(skip_Proj_const(node), i));
+ strncat(buf, tmp, len);
+ }
+ }
}
- if(arch_register_req_is(req, should_be_different)) {
- const ir_node *different = get_irn_n(node, req->other_different);
- ir_snprintf(tmp, sizeof(tmp), " different to: %+F", different);
- strncat(buf, tmp, len);
+ if (arch_register_req_is(req, must_be_different)) {
+ const unsigned other = req->other_different;
+ int i;
+
+ ir_snprintf(tmp, sizeof(tmp), " different from:");
+ for (i = 0; 1U << i <= other; ++i) {
+ if (other & (1U << i)) {
+ ir_snprintf(tmp, sizeof(tmp), " %+F", get_irn_n(skip_Proj_const(node), i));
+ strncat(buf, tmp, len);
+ }
+ }
}
return buf;
arch_register_req_type_none,
NULL,
NULL,
- -1,
- -1
+ 0,
+ 0
};
const arch_register_req_t *arch_no_register_req = &no_requirement;