* @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 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 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;
}
}
-int arch_get_allocatable_regs(const ir_node *irn, int pos, bitset_t *bs)
-{
- const arch_irn_ops_t *ops = get_irn_ops(irn);
- 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 0;
- }
-
- if(arch_register_req_is(req, limited)) {
- rbitset_copy_to_bitset(req->limited, 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_register_class_t *cls, bitset_t *bs)
{
unsigned i;
}
}
-int arch_is_register_operand(const ir_node *irn, int pos)
-{
- const arch_irn_ops_t *ops = get_irn_ops(irn);
- const arch_register_req_t *req = ops->get_irn_reg_req(irn, pos);
-
- return req != NULL;
-}
-
int arch_reg_is_allocatable(const ir_node *irn, int pos, const arch_register_t *reg)
{
const arch_register_req_t *req = arch_get_register_req(irn, pos);
const arch_register_class_t *arch_get_irn_reg_class(const ir_node *irn, int pos)
{
- const arch_irn_ops_t *ops = get_irn_ops(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);
assert(req->type != arch_register_req_type_none || req->cls == NULL);
return req->cls;
}
-const arch_register_t *arch_get_irn_register(const ir_node *irn)
+static inline reg_out_info_t *get_out_info(const ir_node *node)
{
- const arch_irn_ops_t *ops = get_irn_ops(irn);
- return ops->get_irn_reg(irn);
+ int pos = 0;
+ const backend_info_t *info;
+
+ assert(get_irn_mode(node) != mode_T);
+ if (is_Proj(node)) {
+ pos = get_Proj_proj(node);
+ node = get_Proj_pred(node);
+ }
+
+ info = be_get_info(node);
+ assert(pos >= 0 && pos < ARR_LEN(info->out_infos));
+ return &info->out_infos[pos];
}
-void arch_set_irn_register(ir_node *irn, const arch_register_t *reg)
+
+static inline reg_out_info_t *get_out_info_n(const ir_node *node, int pos)
{
- const arch_irn_ops_t *ops = get_irn_ops(irn);
- ops->set_irn_reg(irn, reg);
+ 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];
}
-extern arch_irn_class_t arch_irn_classify(const arch_env_t *env, const ir_node *irn)
+
+const arch_register_t *arch_get_irn_register(const ir_node *node)
{
- const arch_irn_ops_t *ops = get_irn_ops(irn);
- (void)env; // TODO remove parameter
- return ops->classify(irn);
+ const reg_out_info_t *out = get_out_info(node);
+ return out->reg;
}
-extern arch_irn_flags_t arch_irn_get_flags(const arch_env_t *env, const ir_node *irn)
+const arch_register_t *arch_irn_get_register(const ir_node *node, int pos)
{
- const arch_irn_ops_t *ops = get_irn_ops(irn);
- (void)env; // TODO remove parameter
- return ops->get_flags(irn);
+ const reg_out_info_t *out = get_out_info_n(node, pos);
+ return out->reg;
}
-extern const char *arch_irn_flag_str(arch_irn_flags_t fl)
+void arch_irn_set_register(ir_node *node, int pos, const arch_register_t *reg)
{
- 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";
+ reg_out_info_t *out = get_out_info_n(node, pos);
+ out->reg = reg;
+}
+
+void arch_set_irn_register(ir_node *node, const arch_register_t *reg)
+{
+ reg_out_info_t *out = get_out_info(node);
+ out->reg = reg;
+}
+
+arch_irn_class_t arch_irn_classify(const ir_node *node)
+{
+ const arch_irn_ops_t *ops = get_irn_ops(node);
+ return ops->classify(node);
+}
+
+arch_irn_flags_t arch_irn_get_flags(const ir_node *node)
+{
+ backend_info_t *info = be_get_info(node);
+ return info->flags;
+}
+
+void arch_irn_set_flags(ir_node *node, arch_irn_flags_t flags)
+{
+ backend_info_t *info = be_get_info(node);
+ info->flags = flags;
+}
+
+void arch_irn_add_flags(ir_node *node, arch_irn_flags_t flags)
+{
+ 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;
}