version 1.74, 2004/01/25 12:35:58
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version 1.79, 2005/01/23 13:56:13
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/* Gforth virtual machine (aka inner interpreter) |
/* Gforth virtual machine (aka inner interpreter) |
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Copyright (C) 1995,1996,1997,1998,2000,2003 Free Software Foundation, Inc. |
Copyright (C) 1995,1996,1997,1998,2000,2003,2004 Free Software Foundation, Inc. |
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This file is part of Gforth. |
This file is part of Gforth. |
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Line 151 extern int gforth_memcmp(const char * s1
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Line 151 extern int gforth_memcmp(const char * s1
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#ifndef LPREG |
#ifndef LPREG |
#define LPREG |
#define LPREG |
#endif |
#endif |
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#ifndef CAREG |
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#define CAREG |
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#endif |
#ifndef CFAREG |
#ifndef CFAREG |
#define CFAREG |
#define CFAREG |
#endif |
#endif |
Line 228 extern int gforth_memcmp(const char * s1
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Line 231 extern int gforth_memcmp(const char * s1
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/* normal engine */ |
/* normal engine */ |
#define VARIANT(v) (v) |
#define VARIANT(v) (v) |
#define JUMP(target) goto I_noop |
#define JUMP(target) goto I_noop |
#define LABEL(name) J_##name: asm(""); I_##name: |
#define LABEL(name) H_##name: I_##name: |
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#elif ENGINE==2 |
#elif ENGINE==2 |
/* variant with padding between VM instructions for finding out |
/* variant with padding between VM instructions for finding out |
Line 236 extern int gforth_memcmp(const char * s1
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Line 239 extern int gforth_memcmp(const char * s1
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#define engine engine2 |
#define engine engine2 |
#define VARIANT(v) (v) |
#define VARIANT(v) (v) |
#define JUMP(target) goto I_noop |
#define JUMP(target) goto I_noop |
#define LABEL(name) J_##name: SKIP16; I_##name: |
#define LABEL(name) H_##name: SKIP16; I_##name: |
#define IN_ENGINE2 |
#define IN_ENGINE2 |
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#elif ENGINE==3 |
#elif ENGINE==3 |
Line 245 extern int gforth_memcmp(const char * s1
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Line 248 extern int gforth_memcmp(const char * s1
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#define engine engine3 |
#define engine engine3 |
#define VARIANT(v) ((v)^0xffffffff) |
#define VARIANT(v) ((v)^0xffffffff) |
#define JUMP(target) goto K_lit |
#define JUMP(target) goto K_lit |
#define LABEL(name) J_##name: asm(""); I_##name: |
#define LABEL(name) H_##name: I_##name: |
#else |
#else |
#error illegal ENGINE value |
#error illegal ENGINE value |
#endif /* ENGINE */ |
#endif /* ENGINE */ |
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/* the asm(""); is there to get a stop compiled on Itanium */ |
/* the asm(""); is there to get a stop compiled on Itanium */ |
#define LABEL2(name) K_##name: asm(""); |
#define LABEL2(name) K_##name: asm(""); |
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#define LABEL3(name) J_##name: asm(""); |
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Label *engine(Xt *ip0, Cell *sp0, Cell *rp0, Float *fp0, Address lp0) |
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 |
Line 268 Label *engine(Xt *ip0, Cell *sp0, Cell *
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Line 272 Label *engine(Xt *ip0, Cell *sp0, Cell *
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register Float *fp FPREG = fp0; |
register Float *fp FPREG = fp0; |
register Address lp LPREG = lp0; |
register Address lp LPREG = lp0; |
register Xt cfa CFAREG; |
register Xt cfa CFAREG; |
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register Label real_ca CAREG; |
#ifdef MORE_VARS |
#ifdef MORE_VARS |
MORE_VARS |
MORE_VARS |
#endif |
#endif |
Line 303 Label *engine(Xt *ip0, Cell *sp0, Cell *
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Line 308 Label *engine(Xt *ip0, Cell *sp0, Cell *
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#define INST_ADDR(name) ((Label)&&J_##name) |
#define INST_ADDR(name) ((Label)&&J_##name) |
#include PRIM_LAB_I |
#include PRIM_LAB_I |
#undef INST_ADDR |
#undef INST_ADDR |
(Label)&&after_last |
(Label)&&after_last, |
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(Label)&&before_goto, |
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(Label)&&after_goto, |
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/* just mention the H_ labels, so the SKIP16s are not optimized away */ |
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#define INST_ADDR(name) ((Label)&&H_##name) |
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#include PRIM_LAB_I |
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#undef INST_ADDR |
}; |
}; |
#ifdef CPU_DEP2 |
#ifdef CPU_DEP2 |
CPU_DEP2 |
CPU_DEP2 |
Line 344 Label *engine(Xt *ip0, Cell *sp0, Cell *
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Line 355 Label *engine(Xt *ip0, Cell *sp0, Cell *
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/* prep_terminal(); */ |
/* prep_terminal(); */ |
#ifdef NO_IP |
#ifdef NO_IP |
goto *(*(Label *)ip0); |
goto *(*(Label *)ip0); |
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before_goto: |
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goto *real_ca; |
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after_goto:; |
#else |
#else |
SET_IP(ip); |
SET_IP(ip); |
SUPER_END; /* count the first block, too */ |
SUPER_END; /* count the first block, too */ |
NEXT; |
FIRST_NEXT; |
#endif |
#endif |
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#ifdef CPU_DEP3 |
#ifdef CPU_DEP3 |
Line 357 Label *engine(Xt *ip0, Cell *sp0, Cell *
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Line 371 Label *engine(Xt *ip0, Cell *sp0, Cell *
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#include PRIM_I |
#include PRIM_I |
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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return (Label *)0; |
} |
} |