version 1.49, 2002/12/19 20:43:26
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version 1.59, 2003/01/26 21:01:51
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Line 19
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Line 19
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
*/ |
*/ |
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undefine(`symbols') |
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#include "config.h" |
#include "config.h" |
#include "forth.h" |
#include "forth.h" |
#include <ctype.h> |
#include <ctype.h> |
Line 66 undefine(`symbols')
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Line 64 undefine(`symbols')
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#define SEEK_SET 0 |
#define SEEK_SET 0 |
#endif |
#endif |
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#define IOR(flag) ((flag)? -512-errno : 0) |
#ifndef HAVE_FSEEKO |
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#define fseeko fseek |
struct F83Name { |
#endif |
struct F83Name *next; /* the link field for old hands */ |
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char countetc; |
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char name[0]; |
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}; |
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#define F83NAME_COUNT(np) ((np)->countetc & 0x1f) |
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struct Longname { |
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struct Longname *next; /* the link field for old hands */ |
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Cell countetc; |
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char name[0]; |
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}; |
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#define LONGNAME_COUNT(np) ((np)->countetc & (((~((UCell)0))<<3)>>3)) |
#ifndef HAVE_FTELLO |
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#define ftello ftell |
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#endif |
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#define NULLC '\0' |
#define NULLC '\0' |
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Line 196 extern int gforth_memcmp(const char * s1
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Line 184 extern int gforth_memcmp(const char * s1
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} |
} |
#endif |
#endif |
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define(enginerest, |
#if !defined(ENGINE) |
`(Xt *ip0, Cell *sp0, Cell *rp0, Float *fp0, Address lp0) |
/* normal engine */ |
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#define VARIANT(v) (v) |
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#define JUMP(target) goto I_noop |
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#define LABEL(name) J_##name: asm(""); I_##name: |
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#elif ENGINE==2 |
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/* variant with padding between VM instructions for finding out |
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cross-inst jumps (for dynamic code) */ |
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#define engine engine2 |
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#define VARIANT(v) (v) |
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#define JUMP(target) goto I_noop |
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#define LABEL(name) J_##name: SKIP16; I_##name: |
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#define IN_ENGINE2 |
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#elif ENGINE==3 |
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/* variant with different immediate arguments for finding out |
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immediate arguments (for native code) */ |
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#define engine engine3 |
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#define VARIANT(v) ((v)^0xffffffff) |
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#define JUMP(target) goto K_lit |
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#define LABEL(name) J_##name: asm(""); I_##name: |
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#else |
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#error illegal ENGINE value |
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#endif /* ENGINE */ |
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#define LABEL2(name) K_##name: |
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Label *engine(Xt *ip0, Cell *sp0, Cell *rp0, Float *fp0, Address lp0) |
/* executes code at ip, if ip!=NULL |
/* executes code at ip, if ip!=NULL |
returns array of machine code labels (for use in a loader), if ip==NULL |
returns array of machine code labels (for use in a loader), if ip==NULL |
*/ |
*/ |
Line 236 define(enginerest,
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Line 252 define(enginerest,
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/* the following entry is normally unused; |
/* the following entry is normally unused; |
it is there because its index indicates a does-handler */ |
it is there because its index indicates a does-handler */ |
CPU_DEP1, |
CPU_DEP1, |
#define INST_ADDR(name) (Label)&&I_##name |
#define INST_ADDR(name) ((Label)&&I_##name) |
#include "prim_lab.i" |
#include "prim_lab.i" |
#undef INST_ADDR |
#undef INST_ADDR |
(Label)&&after_last, |
(Label)&&after_last, |
(Label)0, |
(Label)0, |
#define INST_ADDR(name) (Label)&&K_##name |
#define INST_ADDR(name) ((Label)&&K_##name) |
#include "prim_lab.i" |
#include "prim_lab.i" |
#undef INST_ADDR |
#undef INST_ADDR |
#ifdef IN_ENGINE2 |
#define INST_ADDR(name) ((Label)&&J_##name) |
#define INST_ADDR(name) (Label)&&J_##name |
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#include "prim_lab.i" |
#include "prim_lab.i" |
#undef INST_ADDR |
#undef INST_ADDR |
#endif |
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}; |
}; |
#ifdef CPU_DEP2 |
#ifdef CPU_DEP2 |
CPU_DEP2 |
CPU_DEP2 |
Line 459 define(enginerest,
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Line 473 define(enginerest,
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NEXT; |
NEXT; |
#endif |
#endif |
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#ifndef IN_ENGINE2 |
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#define LABEL(name) I_##name: |
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#else |
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#define LABEL(name) J_##name: asm(".skip 16"); I_##name: |
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#endif |
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#define LABEL2(name) K_##name: |
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#include "prim.i" |
#include "prim.i" |
#undef LABEL |
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after_last: return (Label *)0; |
after_last: return (Label *)0; |
/*needed only to get the length of the last primitive */ |
/*needed only to get the length of the last primitive */ |
}' |
} |
) |
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#define VARIANT(v) (v) |
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#define JUMP(target) goto I_noop |
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Label *engine enginerest |
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#ifndef NO_DYNAMIC |
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#ifdef NO_IP |
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#undef VARIANT |
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#define VARIANT(v) ((v)^0xffffffff) |
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#undef JUMP |
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#define JUMP(target) goto K_lit |
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Label *engine3 enginerest |
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#endif |
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#undef VARIANT |
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#define VARIANT(v) (v) |
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#undef JUMP |
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#define JUMP(target) goto I_noop |
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#define IN_ENGINE2 |
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Label *engine2 enginerest |
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#endif |
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