X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firop_t.h;h=cca5987b388ca19ecf119432a0c7e6299c635078;hb=cf3056ad5ceb8c9018c01e634fc5e85bb4bfd6fb;hp=5d1f23f5368ae7305895fe8028d0d62bf7ae9c32;hpb=ac478f0c38756f3df1abc00ffe63bd890c16c209;p=libfirm diff --git a/ir/ir/irop_t.h b/ir/ir/irop_t.h index 5d1f23f53..cca5987b3 100644 --- a/ir/ir/irop_t.h +++ b/ir/ir/irop_t.h @@ -1,25 +1,187 @@ +/* + * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved. + * + * This file is part of libFirm. + * + * This file may be distributed and/or modified under the terms of the + * GNU General Public License version 2 as published by the Free Software + * Foundation and appearing in the file LICENSE.GPL included in the + * packaging of this file. + * + * Licensees holding valid libFirm Professional Edition licenses may use + * this file in accordance with the libFirm Commercial License. + * Agreement provided with the Software. + * + * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE + * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE. + */ -/* $Id$ */ +/** + * @file + * @brief Representation of opcode of intermediate operation -- private header. + * @author Christian Schaefer, Goetz Lindenmaier + * @version $Id$ + */ +#ifndef FIRM_IR_IROP_T_H +#define FIRM_IR_IROP_T_H -# ifndef _IROP_T_H_ -# define _IROP_T_H_ +#include "firm_config.h" +#include "irop.h" +#include "tv.h" +#include "irnode.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. */ + ir_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 */ -ir_op * new_ir_op (opcode code, char *name, op_pinned p, - int labeled, size_t attr_size); +/** + * Frees a newly created ir operation. + */ +void free_ir_op(ir_op *code); + +/** Initialize the irop module. */ +void init_op(void); + +/** 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 size_t 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 must always be optimized */ +static INLINE int is_op_always_opt(const ir_op *op) { + return op->flags & irop_flag_always_opt; +} + +/** 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 must always be placed in the start block. */ +static INLINE int is_op_start_block_placed(const ir_op *op) { + return op->flags & irop_flag_start_block; +} + +/** 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 ir_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; +} -/** initialize the irop module */ -void init_op (void); +#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