/*
* jit-reg-class.h - Register class routines for the JIT.
*
* Copyright (C) 2006 Southern Storm Software, Pty Ltd.
*
* This file is part of the libjit library.
*
* The libjit library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, either version 2.1 of
* the License, or (at your option) any later version.
*
* The libjit library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with the libjit library. If not, see
* .
*/
#ifndef _JIT_REG_CLASS_H
#define _JIT_REG_CLASS_H
#include "jit-rules.h"
#ifdef __cplusplus
extern "C" {
#endif
/*
* Information about a register class.
*/
typedef struct
{
const char *name; /* Name of the register class, for debugging */
int flags; /* Register flags */
int num_regs; /* The number of registers in the class */
int regs[1]; /* JIT_REG_INFO index for each register */
} _jit_regclass_t;
/* Create a register class. */
_jit_regclass_t *_jit_regclass_create(const char *name, int flags, int num_regs, ...);
/* Combine two register classes into another one. */
_jit_regclass_t *_jit_regclass_combine(const char *name, int flags,
_jit_regclass_t *class1,
_jit_regclass_t *class2);
/* Free a register class. */
void _jit_regclass_free(_jit_regclass_t *regclass);
#ifdef __cplusplus
};
#endif
#endif /* _JIT_REG_CLASS_H */