/*
* jit-common.h - Common type definitions that are used by the JIT.
*
* Copyright (C) 2004 Southern Storm Software, Pty Ltd.
*
* 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
* <http://www.gnu.org/licenses/>.
*/
#ifndef _JIT_COMMON_H
#define _JIT_COMMON_H
#include <jit/jit-defs.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* Opaque structure that represents a context.
*/
typedef struct _jit_context *jit_context_t;
/*
* Opaque structure that represents a function.
*/
typedef struct _jit_function *jit_function_t;
/*
* Opaque structure that represents a block.
*/
typedef struct _jit_block *jit_block_t;
/*
* Opaque structure that represents an instruction.
*/
typedef struct _jit_insn *jit_insn_t;
/*
* Opaque structure that represents a value.
*/
typedef struct _jit_value *jit_value_t;
/*
* Opaque structure that represents a type descriptor.
*/
typedef struct _jit_type *jit_type_t;
/*
* Opaque type that represents an exception stack trace.
*/
typedef struct jit_stack_trace *jit_stack_trace_t;
/*
* Block label identifier.
*/
typedef jit_nuint jit_label_t;
/*
* Value that represents an undefined label.
*/
#define jit_label_undefined ((jit_label_t)~((jit_uint)0))
/*
* Value that represents an undefined offset.
*/
#define JIT_NO_OFFSET (~((unsigned int)0))
/*
* Function that is used to free user-supplied metadata.
*/
typedef void (*jit_meta_free_func)(void *data);
/*
* Function that is used to compile a function on demand.
* Returns zero if the compilation process failed for some reason.
*/
typedef int (*jit_on_demand_func)(jit_function_t func);
/*
* Function that is used to control on demand compilation.
* Typically, it should take care of the context locking and unlocking,
* calling function's on demand compiler, and final compilation.
*/
typedef void *(*jit_on_demand_driver_func)(jit_function_t func);
#ifdef __cplusplus
};
#endif
#endif /* _JIT_COMMON_H */