X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firop_t.h;h=aa67a72c80b7a72c047f45a94ca7ef13f35bcf5a;hb=d904350bc3a4b3b9c77a71d683be6c44b041a33d;hp=c645d6fcf79aafbabb36a919c3afd7202f09122c;hpb=8dc4091a707bf66377da637d17cb20080847bf1c;p=libfirm diff --git a/ir/ir/irop_t.h b/ir/ir/irop_t.h index c645d6fcf..aa67a72c8 100644 --- a/ir/ir/irop_t.h +++ b/ir/ir/irop_t.h @@ -9,42 +9,155 @@ * Copyright: (c) 1998-2003 Universität Karlsruhe * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE. */ +#ifndef _IROP_T_H_ +#define _IROP_T_H_ +#include "firm_config.h" +#include "irop.h" +#include "tv.h" +#include "irnode.h" -# ifndef _IROP_T_H_ -# define _IROP_T_H_ -# include "irop.h" - -/** the type of an ir_op */ +/** The type of an ir_op. */ struct ir_op { - opcode code; - ident *name; - size_t attr_size; /**< Space needed in memory for private attributes */ - int labeled; /**< Output edge labels on in-edges in vcg graph */ - int pinned; /**< How to deal with the node in cse, pre. */ - int reqires_fexible_in; /**< The node must always have a flexible array as in. */ - /** @@@@ Change constructors for ir_op, and new_ir_node!!! - new_ir_node not only checks the arity, but also the op!!! @@@ */ + opcode code; /**< The unique opcode of the op. */ + ident *name; /**< The name of the op. */ + size_t attr_size; /**< Space needed in memory for private attributes. */ + op_pin_state op_pin_state_pinned; /**< How to deal with the node in CSE, PRE. */ + op_arity opar; /**< The arity of operator. */ + int op_index; /**< The index of the first data operand, 0 for most cases, 1 for Div etc. */ + unsigned flags; /**< Flags describing the behavior of the ir_op, a bitmasks of irop_flags. */ + void *tag; /**< Some custom pointer the op's creator can attach stuff to. */ + + ir_op_ops ops; /**< The operations of the this op. */ }; /** - * Create a new ir operation. - * - * @param code the opcode, one of type \c opcode - * @param name the printable name of this opcode - * @param p wheater operations of this opcode are pinned or floating - * @param labeled if set, output edge labels on in-edges in vcg graph wil be generated - * - * @return The genenerated ir operation. + * Frees a newly created ir operation. */ -ir_op * new_ir_op (opcode code, const char *name, op_pinned p, - int labeled, size_t attr_size); +void free_ir_op(ir_op *code); -/** initialize the irop module */ -void init_op (void); +/** Initialize the irop module. */ +void init_op(void); -/* free memory used by irop module. */ +/** Free memory used by irop module. */ void finish_op(void); +/** + * Copies simply all attributes stored in the old node to the new node. + * Assumes both have the same opcode and sufficient size. + * + * @param old_node the old node from which the attributes are read + * @param new_node the new node to which the attributes are written + */ +void default_copy_attr(const ir_node *old_node, ir_node *new_node); + +/** + * Returns the attribute size of nodes of this opcode. + * @note Use not encouraged, internal feature. + */ +static INLINE int get_op_attr_size (const ir_op *op) { + return op->attr_size; +} + +/** + * Returns non-zero if op is a control flow opcode, + * like Start, End, Jmp, Cond, Return, Raise or Bad. + */ +static INLINE int is_cfopcode(const ir_op *op) { + return op->flags & irop_flag_cfopcode; +} + +/** + * Returns non-zero if the operation manipulates interprocedural control flow: + * CallBegin, EndReg, EndExcept + */ +static INLINE int is_ip_cfopcode(const ir_op *op) { + return op->flags & irop_flag_ip_cfopcode; +} + +/** Returns non-zero if operation is commutative */ +static INLINE int is_op_commutative(const ir_op *op) { + return op->flags & irop_flag_commutative; +} + +/** Returns non-zero if operation is fragile */ +static INLINE int is_op_fragile(const ir_op *op) { + return op->flags & irop_flag_fragile; +} + +/** Returns non-zero if operation is forking control flow */ +static INLINE int is_op_forking(const ir_op *op) { + return op->flags & irop_flag_forking; +} + +/** Returns non-zero if operation is a high-level op */ +static INLINE int is_op_highlevel(const ir_op *op) { + return op->flags & irop_flag_highlevel; +} + +/** Returns non-zero if operation is a const-like op */ +static INLINE int is_op_constlike(const ir_op *op) { + return op->flags & irop_flag_constlike; +} + +/** Returns non-zero if operation is a keep-like op */ +static INLINE int is_op_keep(const ir_op *op) { + return op->flags & irop_flag_keep; +} + +/** Returns non-zero if operation is a machine operation */ +static INLINE int is_op_machine(const ir_op *op) { + return op->flags & irop_flag_machine; +} + +/** Returns non-zero if operation is a machine operand */ +static INLINE int is_op_machine_operand(const ir_op *op) { + return op->flags & irop_flag_machine_op; +} + +/** Returns non-zero if operation is a machine user op number n */ +static INLINE int is_op_machine_user(const ir_op *op, unsigned n) { + return op->flags & (irop_flag_user << n); +} + +static INLINE opcode _get_op_code(const ir_op *op) { + return op->code; +} + +static INLINE ident *_get_op_ident(const ir_op *op){ + return op->name; +} + +static INLINE op_pin_state _get_op_pinned(const ir_op *op) { + return op->op_pin_state_pinned; +} + +static INLINE void _set_generic_function_ptr(ir_op *op, op_func func) { + op->ops.generic = func; +} + +static INLINE op_func _get_generic_function_ptr(const ir_op *op) { + return op->ops.generic; +} + +static INLINE const ir_op_ops *_get_op_ops(const ir_op *op) { + return &op->ops; +} + +static INLINE void _set_op_tag(ir_op *op, void *tag) { + op->tag = tag; +} + +static INLINE void *_get_op_tag(ir_op *op) { + return op->tag; +} + +#define get_op_code(op) _get_op_code(op) +#define get_op_ident(op) _get_op_ident(op) +#define get_op_pinned(op) _get_op_pinned(op) +#define get_op_ops(op) _get_op_ops(op) +#define set_op_tag(op, tag) _set_op_tag((op), (tag)) +#define get_op_tag(op) _get_op_tag(op) + #endif /* _IROP_T_H_ */