* @author Sebastian Hack
* @version $Id$
*/
-#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
#include <string.h>
#include "bearch_t.h"
#include "benode_t.h"
+#include "beinfo.h"
#include "ircons_t.h"
#include "irnode_t.h"
return arch_env;
}
-/**
- * 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)
-{
- int i, n = cls->n_regs;
- for (i = n - 1; i >= 0; --i)
- bitset_set(bs, i);
- return n;
-}
-
/**
* Get the isa responsible for a node.
- * @param env The arch environment with the isa stack.
* @param irn The node to get the responsible isa for.
* @return The irn operations given by the responsible isa.
*/
-static INLINE const arch_irn_ops_t *
-get_irn_ops(const arch_env_t *env, const ir_node *irn)
+static inline const arch_irn_ops_t *get_irn_ops(const ir_node *irn)
{
const ir_op *ops;
const arch_irn_ops_t *be_ops;
- (void) env;
if (is_Proj(irn)) {
irn = get_Proj_pred(irn);
return be_ops;
}
-const arch_irn_ops_t *arch_get_irn_ops(const arch_env_t *env, const ir_node *irn) {
- return get_irn_ops(env, irn);
-}
-
-const arch_register_req_t *arch_get_register_req(const arch_env_t *env,
- const ir_node *irn, int pos)
+const arch_register_req_t *arch_get_register_req(const ir_node *irn, int pos)
{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+ const arch_irn_ops_t *ops = get_irn_ops(irn);
return ops->get_irn_reg_req(irn, pos);
}
-void arch_set_frame_offset(const arch_env_t *env, ir_node *irn, int offset)
+void arch_set_frame_offset(ir_node *irn, int offset)
{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+ const arch_irn_ops_t *ops = get_irn_ops(irn);
ops->set_frame_offset(irn, offset);
}
-ir_entity *arch_get_frame_entity(const arch_env_t *env, const ir_node *irn)
+ir_entity *arch_get_frame_entity(const ir_node *irn)
{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+ const arch_irn_ops_t *ops = get_irn_ops(irn);
return ops->get_frame_entity(irn);
}
-void arch_set_frame_entity(const arch_env_t *env, ir_node *irn, ir_entity *ent)
+void arch_set_frame_entity(ir_node *irn, ir_entity *ent)
{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+ const arch_irn_ops_t *ops = get_irn_ops(irn);
ops->set_frame_entity(irn, ent);
}
-int arch_get_sp_bias(const arch_env_t *env, ir_node *irn)
+int arch_get_sp_bias(ir_node *irn)
{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+ const arch_irn_ops_t *ops = get_irn_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)
+arch_inverse_t *arch_get_inverse(const ir_node *irn, int i, arch_inverse_t *inverse, struct obstack *obstack)
{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+ const arch_irn_ops_t *ops = get_irn_ops(irn);
if(ops->get_inverse) {
return ops->get_inverse(irn, i, inverse, obstack);
}
}
-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);
+int arch_possible_memory_operand(const ir_node *irn, unsigned int i)
+{
+ const arch_irn_ops_t *ops = get_irn_ops(irn);
if(ops->possible_memory_operand) {
return ops->possible_memory_operand(irn, i);
}
}
-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);
+void arch_perform_memory_operand(ir_node *irn, ir_node *spill, unsigned int i)
+{
+ const arch_irn_ops_t *ops = get_irn_ops(irn);
if(ops->perform_memory_operand) {
ops->perform_memory_operand(irn, spill, i);
}
}
-int arch_get_op_estimated_cost(const arch_env_t *env, const ir_node *irn)
+int arch_get_op_estimated_cost(const ir_node *irn)
{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+ const arch_irn_ops_t *ops = get_irn_ops(irn);
if(ops->get_op_estimated_cost) {
return ops->get_op_estimated_cost(irn);
}
}
-int arch_is_possible_memory_operand(const arch_env_t *env, const ir_node *irn, int i)
+void arch_put_non_ignore_regs(const arch_register_class_t *cls, bitset_t *bs)
{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+ unsigned i;
- if(ops->possible_memory_operand) {
- return ops->possible_memory_operand(irn, i);
- } else {
- return 0;
+ for(i = 0; i < cls->n_regs; ++i) {
+ if(!arch_register_type_is(&cls->regs[i], ignore))
+ bitset_set(bs, i);
}
}
-int arch_get_allocatable_regs(const arch_env_t *env, const ir_node *irn, int pos, bitset_t *bs)
+int arch_reg_is_allocatable(const ir_node *irn, int pos, const arch_register_t *reg)
{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- const arch_register_req_t *req = ops->get_irn_reg_req(irn, pos);
+ const arch_register_req_t *req = arch_get_register_req(irn, pos);
- if(req->type == arch_register_req_type_none) {
- bitset_clear_all(bs);
+ if(req->type == arch_register_req_type_none)
return 0;
- }
if(arch_register_req_is(req, limited)) {
- rbitset_copy_to_bitset(req->limited, bs);
- return bitset_popcnt(bs);
+ assert(arch_register_get_class(reg) == req->cls);
+ return rbitset_is_set(req->limited, arch_register_get_index(reg));
}
- arch_register_class_put(req->cls, bs);
- return req->cls->n_regs;
+ return req->cls == reg->reg_class;
}
-void arch_put_non_ignore_regs(const arch_register_class_t *cls, bitset_t *bs)
+const arch_register_class_t *arch_get_irn_reg_class(const ir_node *irn, int pos)
{
- unsigned i;
+ const arch_register_req_t *req = arch_get_register_req(irn, pos);
- for(i = 0; i < cls->n_regs; ++i) {
- if(!arch_register_type_is(&cls->regs[i], ignore))
- bitset_set(bs, i);
- }
+ assert(req->type != arch_register_req_type_none || req->cls == NULL);
+
+ return req->cls;
}
-int arch_count_non_ignore_regs(const arch_env_t *env,
- const arch_register_class_t *cls)
+static inline reg_out_info_t *get_out_info(const ir_node *node)
{
- unsigned i;
- int result = 0;
- (void) env;
+ int pos = 0;
+ const backend_info_t *info;
- for(i = 0; i < cls->n_regs; ++i) {
- if(!arch_register_type_is(&cls->regs[i], ignore))
- result++;
+ assert(get_irn_mode(node) != mode_T);
+ if (is_Proj(node)) {
+ pos = get_Proj_proj(node);
+ node = get_Proj_pred(node);
}
- return result;
+ info = be_get_info(node);
+ assert(pos >= 0 && pos < ARR_LEN(info->out_infos));
+ return &info->out_infos[pos];
}
-int arch_is_register_operand(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->get_irn_reg_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)
+static inline reg_out_info_t *get_out_info_n(const ir_node *node, int pos)
{
- const arch_register_req_t *req;
-
- req = arch_get_register_req(env, irn, pos);
-
- if(req->type == arch_register_req_type_none)
- return 0;
+ const backend_info_t *info = be_get_info(node);
+ assert(!is_Proj(node));
+ assert(pos >= 0 && pos < ARR_LEN(info->out_infos));
+ return &info->out_infos[pos];
+}
- if(arch_register_req_is(req, limited)) {
- assert(arch_register_get_class(reg) == req->cls);
- return rbitset_is_set(req->limited, arch_register_get_index(reg));
- }
- return req->cls == reg->reg_class;
+const arch_register_t *arch_get_irn_register(const ir_node *node)
+{
+ const reg_out_info_t *out = get_out_info(node);
+ return out->reg;
}
-const arch_register_class_t *
-arch_get_irn_reg_class(const arch_env_t *env, const ir_node *irn, int pos)
+const arch_register_t *arch_irn_get_register(const ir_node *node, int pos)
{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- const arch_register_req_t *req = ops->get_irn_reg_req(irn, pos);
-
- assert(req->type != arch_register_req_type_none || req->cls == NULL);
+ const reg_out_info_t *out = get_out_info_n(node, pos);
+ return out->reg;
+}
- return req->cls;
+void arch_irn_set_register(ir_node *node, int pos, const arch_register_t *reg)
+{
+ reg_out_info_t *out = get_out_info_n(node, pos);
+ out->reg = reg;
}
-extern const arch_register_t *
-arch_get_irn_register(const arch_env_t *env, const ir_node *irn)
+void arch_set_irn_register(ir_node *node, const arch_register_t *reg)
{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- return ops->get_irn_reg(irn);
+ reg_out_info_t *out = get_out_info(node);
+ out->reg = reg;
}
-extern void arch_set_irn_register(const arch_env_t *env,
- ir_node *irn, const arch_register_t *reg)
+arch_irn_class_t arch_irn_classify(const ir_node *node)
{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- ops->set_irn_reg(irn, reg);
+ const arch_irn_ops_t *ops = get_irn_ops(node);
+ return ops->classify(node);
}
-extern arch_irn_class_t arch_irn_classify(const arch_env_t *env, const ir_node *irn)
+arch_irn_flags_t arch_irn_get_flags(const ir_node *node)
{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- return ops->classify(irn);
+ backend_info_t *info = be_get_info(node);
+ return info->flags;
}
-extern arch_irn_flags_t arch_irn_get_flags(const arch_env_t *env, const ir_node *irn)
+void arch_irn_set_flags(ir_node *node, arch_irn_flags_t flags)
{
- const arch_irn_ops_t *ops = get_irn_ops(env, irn);
- return ops->get_flags(irn);
+ backend_info_t *info = be_get_info(node);
+ info->flags = flags;
}
-extern const char *arch_irn_flag_str(arch_irn_flags_t fl)
+void arch_irn_add_flags(ir_node *node, arch_irn_flags_t flags)
{
- switch(fl) {
-#define XXX(x) case arch_irn_flags_ ## x: return #x;
- XXX(dont_spill);
- XXX(ignore);
- XXX(rematerializable);
- XXX(modify_sp);
- XXX(modify_flags);
- XXX(none);
-#undef XXX
- }
- return "n/a";
+ backend_info_t *info = be_get_info(node);
+ info->flags |= flags;
}
extern char *arch_register_req_format(char *buf, size_t len,
}
}
+ if (arch_register_req_is(req, ignore)) {
+ strncat(buf, " ignore", len);
+ }
+ if (arch_register_req_is(req, produces_sp)) {
+ strncat(buf, " produces_sp", len);
+ }
+
return buf;
}