2025-01-15 19:42:35 +01:00

482 lines
14 KiB
C

/*
* Copyright (C)2005-2017 Haxe Foundation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef _NEKO_H
#define _NEKO_H
// OS FLAGS
#if defined(_WIN32)
# define NEKO_WINDOWS
#endif
#if defined(__APPLE__) || defined(macintosh)
# define NEKO_MAC
#endif
#if defined(linux) || defined(__linux__)
# define NEKO_LINUX
#endif
#if defined(__FreeBSD_kernel__)
# define NEKO_GNUKBSD
#endif
#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
# define NEKO_BSD
#endif
#if defined(__GNU__)
# define NEKO_HURD
#endif
// COMPILER/PROCESSOR FLAGS
#if defined(__GNUC__)
# define NEKO_GCC
#endif
#if defined(_MSC_VER)
# define NEKO_VCC
// remove deprecated C API usage warnings
# pragma warning( disable : 4996 )
#endif
#if defined(__MINGW32__)
# define NEKO_MINGW
#endif
#if defined(__CYGWIN__)
# define NEKO_CYGWIN
#endif
#if defined(__i386__) || defined(_WIN32)
# define NEKO_X86
#endif
#if defined(__ppc__)
# define NEKO_PPC
#endif
#if defined(_64BITS) || defined(__x86_64__)
# define NEKO_64BITS
#endif
#if defined(NEKO_LINUX) || defined(NEKO_MAC) || defined(NEKO_BSD) || defined(NEKO_GNUKBSD) || defined(NEKO_HURD) || defined(NEKO_CYGWIN)
# define NEKO_POSIX
#endif
#if defined(NEKO_GCC)
# define NEKO_THREADED
# define NEKO_DIRECT_THREADED
#endif
#ifndef NEKO_NO_THREADS
# define NEKO_THREADS
#endif
#include <stddef.h>
#ifndef NEKO_VCC
# include <stdint.h>
#endif
#define NEKO_XLOCALE_H
/* #undef NEKO_BIG_ENDIAN */
#ifndef NEKO_BIG_ENDIAN
# define NEKO_LITTLE_ENDIAN
#endif
/* #undef NEKO_JIT_DISABLE */
/* #undef NEKO_JIT_DEBUG */
#if !defined(NEKO_JIT_DISABLE) && defined(NEKO_X86) && !defined(NEKO_MAC) && !defined(_WIN64)
#define NEKO_JIT_ENABLE
#endif
#define NEKO_VERSION_MAJOR 2
#define NEKO_VERSION_MINOR 2
#define NEKO_VERSION_PATCH 0
#define NEKO_VERSION 220
#define NEKO_MODULE_PATH "/usr/local/lib/neko"
typedef intptr_t int_val;
typedef enum {
VAL_INT = 0xFF,
VAL_NULL = 0,
VAL_FLOAT = 1,
VAL_BOOL = 2,
VAL_STRING = 3,
VAL_OBJECT = 4,
VAL_ARRAY = 5,
VAL_FUNCTION = 6,
VAL_ABSTRACT = 7,
VAL_INT32 = 8,
VAL_PRIMITIVE = 6 | 16,
VAL_JITFUN = 6 | 32,
VAL_32_BITS = 0xFFFFFFFF
} val_type;
struct _value {
val_type t;
};
struct _buffer;
typedef int field;
typedef struct { int __zero; } *vkind;
typedef struct _value *value;
typedef struct {
field id;
value v;
} objcell;
typedef struct _objtable
{
int count;
objcell *cells;
} objtable;
typedef struct _buffer *buffer;
typedef double tfloat;
typedef void (*finalizer)(value v);
#pragma pack(4)
typedef struct {
val_type t;
tfloat f;
} vfloat;
typedef struct {
val_type t;
int i;
} vint32;
#pragma pack()
typedef struct _vobject {
val_type t;
objtable table;
struct _vobject *proto;
} vobject;
typedef struct {
val_type t;
int nargs;
void *addr;
value env;
void *module;
} vfunction;
typedef struct {
val_type t;
char c;
} vstring;
typedef struct {
val_type t;
value ptr;
} varray;
typedef struct {
val_type t;
vkind kind;
void *data;
} vabstract;
typedef struct hcell {
int hkey;
value key;
value val;
struct hcell *next;
} hcell;
typedef struct {
hcell **cells;
int ncells;
int nitems;
} vhash;
struct _mt_local;
struct _mt_lock;
typedef struct _mt_local mt_local;
typedef struct _mt_lock mt_lock;
#define NEKO_TAG_BITS 4
#define val_tag(v) (*(val_type*)(v))
#define val_short_tag(v) (val_tag(v)&((1<<NEKO_TAG_BITS) - 1))
#define val_is_null(v) ((v) == val_null)
#define val_is_int(v) ((((int)(int_val)(v)) & 1) != 0)
#define val_is_any_int(v) (val_is_int(v) || val_tag(v) == VAL_INT32)
#define val_is_bool(v) ((v) == val_true || (v) == val_false)
#define val_is_number(v) (val_is_int(v) || val_tag(v) == VAL_FLOAT || val_tag(v) == VAL_INT32)
#define val_is_float(v) (!val_is_int(v) && val_tag(v) == VAL_FLOAT)
#define val_is_int32(v) (!val_is_int(v) && val_tag(v) == VAL_INT32)
#define val_is_string(v) (!val_is_int(v) && val_short_tag(v) == VAL_STRING)
#define val_is_function(v) (!val_is_int(v) && val_short_tag(v) == VAL_FUNCTION)
#define val_is_object(v) (!val_is_int(v) && val_tag(v) == VAL_OBJECT)
#define val_is_array(v) (!val_is_int(v) && val_short_tag(v) == VAL_ARRAY)
#define val_is_abstract(v) (!val_is_int(v) && val_tag(v) == VAL_ABSTRACT)
#define val_is_kind(v,t) (val_is_abstract(v) && val_kind(v) == (t))
#define val_check_kind(v,t) if( !val_is_kind(v,t) ) neko_error();
#define val_check_function(f,n) if( !val_is_function(f) || (val_fun_nargs(f) != (n) && val_fun_nargs(f) != VAR_ARGS) ) neko_error();
#define val_check(v,t) if( !val_is_##t(v) ) neko_error();
#define val_data(v) ((vabstract*)(v))->data
#define val_kind(v) ((vabstract*)(v))->kind
#define val_type(v) (val_is_int(v) ? VAL_INT : val_short_tag(v))
#define val_int(v) (((int)(int_val)(v)) >> 1)
#define val_float(v) (CONV_FLOAT ((vfloat*)(v))->f)
#define val_int32(v) (((vint32*)(v))->i)
#define val_any_int(v) (val_is_int(v)?val_int(v):val_int32(v))
#define val_bool(v) ((v) == val_true)
#define val_number(v) (val_is_int(v)?val_int(v):((val_tag(v)==VAL_FLOAT)?val_float(v):val_int32(v)))
#define val_hdata(v) ((vhash*)val_data(v))
#define val_string(v) (&((vstring*)(v))->c)
#define val_strlen(v) ((signed)(((unsigned)val_tag(v)) >> NEKO_TAG_BITS))
#define val_set_length(v,l) val_tag(v) = val_short_tag(v) | ((l) << NEKO_TAG_BITS)
#define val_set_size val_set_length
#define val_array_size(v) ((signed)(((unsigned)val_tag(v)) >> NEKO_TAG_BITS))
#define val_array_ptr(v) (&((varray*)(v))->ptr)
#define val_fun_nargs(v) ((vfunction*)(v))->nargs
#define alloc_int(v) ((value)(int_val)((((int)(v)) << 1) | 1))
#define alloc_bool(b) ((b)?val_true:val_false)
#define max_array_size ((1 << (32 - NEKO_TAG_BITS)) - 1)
#define max_string_size ((1 << (32 - NEKO_TAG_BITS)) - 1)
#define invalid_comparison 0xFE
#undef EXTERN
#undef EXPORT
#undef IMPORT
#if defined(NEKO_VCC) || defined(NEKO_MINGW)
# define INLINE __inline
# define EXPORT __declspec( dllexport )
# define IMPORT __declspec( dllimport )
#else
# define INLINE inline
# define EXPORT
# define IMPORT
#endif
#if defined(NEKO_SOURCES) || defined(NEKO_STANDALONE)
# define EXTERN EXPORT
#else
# define EXTERN IMPORT
#endif
#define VEXTERN extern EXTERN
#ifdef __cplusplus
# define C_FUNCTION_BEGIN extern "C" {
# define C_FUNCTION_END };
#else
# define C_FUNCTION_BEGIN
# define C_FUNCTION_END
# ifndef true
# define true 1
# define false 0
typedef int bool;
# endif
#endif
// the two upper bits must be either 00 or 11
#define need_32_bits(i) ( (((unsigned int)(i)) + 0x40000000) & 0x80000000 )
#define alloc_best_int(i) (need_32_bits(i) ? alloc_int32(i) : alloc_int(i))
#define neko_error() return NULL
#define failure(msg) _neko_failure(alloc_string(msg),__FILE__,__LINE__)
#define bfailure(buf) _neko_failure(buffer_to_string(buf),__FILE__,__LINE__)
#ifndef CONV_FLOAT
# define CONV_FLOAT
#endif
#ifdef NEKO_POSIX
# include <errno.h>
# define POSIX_LABEL(name) name:
# define HANDLE_EINTR(label) if( errno == EINTR ) goto label
# define HANDLE_FINTR(f,label) if( ferror(f) && errno == EINTR ) goto label
#else
# define POSIX_LABEL(name)
# define HANDLE_EINTR(label)
# define HANDLE_FINTR(f,label)
#endif
#define VAR_ARGS (-1)
#define DEFINE_PRIM_MULT(func) C_FUNCTION_BEGIN EXPORT void *func##__MULT() { return (void*)(&func); } C_FUNCTION_END
#define DEFINE_PRIM(func,nargs) C_FUNCTION_BEGIN EXPORT void *func##__##nargs() { return (void*)(&func); } C_FUNCTION_END
#define DEFINE_PRIM_WITH_NAME(func,name,nargs) C_FUNCTION_BEGIN EXPORT void *name##__##nargs() { return (void*)(&func); } C_FUNCTION_END
#define DEFINE_KIND(name) int_val __kind_##name = 0; vkind name = (vkind)&__kind_##name;
#ifdef NEKO_STANDALONE
# define DEFINE_ENTRY_POINT(name)
#else
# define DEFINE_ENTRY_POINT(name) C_FUNCTION_BEGIN void name(); EXPORT void *__neko_entry_point() { return &name; } C_FUNCTION_END
#endif
#ifdef HEADER_IMPORTS
# define H_EXTERN IMPORT
#else
# define H_EXTERN EXPORT
#endif
#define DECLARE_PRIM(func,nargs) C_FUNCTION_BEGIN H_EXTERN void *func##__##nargs(); C_FUNCTION_END
#define DECLARE_KIND(name) C_FUNCTION_BEGIN H_EXTERN extern vkind name; C_FUNCTION_END
#define alloc_int32 neko_alloc_int32
#define alloc_float neko_alloc_float
#define alloc_string neko_alloc_string
#define alloc_empty_string neko_alloc_empty_string
#define copy_string neko_copy_string
#define val_this neko_val_this
#define val_id neko_val_id
#define val_field neko_val_field
#define alloc_object neko_alloc_object
#define alloc_field neko_alloc_field
#define alloc_array neko_alloc_array
#define val_call0 neko_val_call0
#define val_call1 neko_val_call1
#define val_call2 neko_val_call2
#define val_call3 neko_val_call3
#define val_callN neko_val_callN
#define val_ocall0 neko_val_ocall0
#define val_ocall1 neko_val_ocall1
#define val_ocall2 neko_val_ocall2
#define val_ocallN neko_val_ocallN
#define val_callEx neko_val_callEx
#define alloc_root neko_alloc_root
#define free_root neko_free_root
#define alloc neko_alloc
#define alloc_private neko_alloc_private
#define alloc_abstract neko_alloc_abstract
#define alloc_function neko_alloc_function
#define alloc_buffer neko_alloc_buffer
#define buffer_append neko_buffer_append
#define buffer_append_sub neko_buffer_append_sub
#define buffer_append_char neko_buffer_append_char
#define buffer_length neko_buffer_length
#define buffer_to_string neko_buffer_to_string
#define val_buffer neko_val_buffer
#define val_compare neko_val_compare
#define val_print neko_val_print
#define val_gc neko_val_gc
#define val_throw neko_val_throw
#define val_rethrow neko_val_rethrow
#define val_iter_fields neko_val_iter_fields
#define val_field_name neko_val_field_name
#define val_hash neko_val_hash
#define k_hash neko_k_hash
#define kind_share neko_kind_share
#define kind_lookup neko_kind_lookup
#define alloc_local neko_alloc_local
#define local_get neko_local_get
#define local_set neko_local_set
#define free_local neko_free_local
#define alloc_lock neko_alloc_lock
#define lock_acquire neko_lock_acquire
#define lock_try neko_lock_try
#define lock_release neko_lock_release
#define free_lock neko_free_lock
C_FUNCTION_BEGIN
VEXTERN vkind k_hash;
VEXTERN value val_null;
VEXTERN value val_true;
VEXTERN value val_false;
EXTERN value alloc_float( tfloat t );
EXTERN value alloc_int32( int i );
EXTERN value alloc_string( const char *str );
EXTERN value alloc_empty_string( unsigned int size );
EXTERN value copy_string( const char *str, int_val size );
EXTERN value val_this();
EXTERN field val_id( const char *str );
EXTERN value val_field( value o, field f );
EXTERN value alloc_object( value o );
EXTERN void alloc_field( value obj, field f, value v );
EXTERN void val_iter_fields( value obj, void f( value v, field f, void * ), void *p );
EXTERN value val_field_name( field f );
EXTERN value alloc_array( unsigned int n );
EXTERN value alloc_abstract( vkind k, void *data );
EXTERN value val_call0( value f );
EXTERN value val_call1( value f, value arg );
EXTERN value val_call2( value f, value arg1, value arg2 );
EXTERN value val_call3( value f, value arg1, value arg2, value arg3 );
EXTERN value val_callN( value f, value *args, int nargs );
EXTERN value val_ocall0( value o, field f );
EXTERN value val_ocall1( value o, field f, value arg );
EXTERN value val_ocall2( value o, field f, value arg1, value arg2 );
EXTERN value val_ocallN( value o, field f, value *args, int nargs );
EXTERN value val_callEx( value vthis, value f, value *args, int nargs, value *exc );
EXTERN value *alloc_root( unsigned int nvals );
EXTERN void free_root( value *r );
EXTERN char *alloc( unsigned int nbytes );
EXTERN char *alloc_private( unsigned int nbytes );
EXTERN value alloc_function( void *c_prim, unsigned int nargs, const char *name );
EXTERN buffer alloc_buffer( const char *init );
EXTERN void buffer_append( buffer b, const char *s );
EXTERN void buffer_append_sub( buffer b, const char *s, int_val len );
EXTERN void buffer_append_char( buffer b, char c );
EXTERN value buffer_to_string( buffer b );
EXTERN int buffer_length( buffer b );
EXTERN void val_buffer( buffer b, value v );
EXTERN int val_compare( value a, value b );
EXTERN void val_print( value s );
EXTERN void val_gc( value v, finalizer f );
EXTERN void val_throw( value v );
EXTERN void val_rethrow( value v );
EXTERN int val_hash( value v );
EXTERN void kind_share( vkind *k, const char *name );
EXTERN vkind kind_lookup( const char *name );
EXTERN void _neko_failure( value msg, const char *file, int line );
// MULTITHREADING API
EXTERN mt_local *alloc_local();
EXTERN void *local_get( mt_local *l );
EXTERN void local_set( mt_local *l, void *v );
EXTERN void free_local( mt_local *l );
EXTERN mt_lock *alloc_lock();
EXTERN void lock_acquire( mt_lock *l );
EXTERN int lock_try( mt_lock *l );
EXTERN void lock_release( mt_lock *l );
EXTERN void free_lock( mt_lock *l );
C_FUNCTION_END
#endif
/* ************************************************************************ */