version 1.31, 1995/11/07 18:06:37
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version 1.32, 1995/12/10 19:02:07
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Line 196 static Address up0=NULL;
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Line 196 static Address up0=NULL;
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#define FTOSREG |
#define FTOSREG |
#endif |
#endif |
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/* declare and compute cfa for certain threading variants */ |
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/* warning: this is nonsyntactical; it will not work in place of a statement */ |
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#ifdef CFA_NEXT |
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#define DOCFA |
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#else |
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#define DOCFA Xt cfa; GETCFA(cfa) |
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#endif |
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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 |
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 220 Label *engine(Xt *ip0, Cell *sp0, Cell *
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Line 228 Label *engine(Xt *ip0, Cell *sp0, Cell *
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&&dodefer, |
&&dodefer, |
&&dofield, |
&&dofield, |
&&dodoes, |
&&dodoes, |
&&dodoes, /* dummy for does handler address */ |
/* the following entry is normally unused; |
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it's there because its index indicates a does-handler */ |
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#ifdef CPU_DEP1 |
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CPU_DEP1, |
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#else |
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(Label)0, |
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#endif |
#include "prim_labels.i" |
#include "prim_labels.i" |
}; |
}; |
#ifdef CPU_DEP |
#ifdef CPU_DEP2 |
CPU_DEP; |
CPU_DEP2 |
#endif |
#endif |
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#ifdef DEBUG |
#ifdef DEBUG |
Line 241 Label *engine(Xt *ip0, Cell *sp0, Cell *
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Line 255 Label *engine(Xt *ip0, Cell *sp0, Cell *
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/* prep_terminal(); */ |
/* prep_terminal(); */ |
NEXT_P0; |
NEXT_P0; |
NEXT; |
NEXT; |
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#ifdef CPU_DEP3 |
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CPU_DEP3 |
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#endif |
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docol: |
docol: |
#ifndef CFA_NEXT |
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{ |
{ |
Xt cfa; GETCFA(cfa); |
DOCFA; |
#endif |
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#ifdef DEBUG |
#ifdef DEBUG |
fprintf(stderr,"%08lx: col: %08lx\n",(Cell)ip,(Cell)PFA1(cfa)); |
fprintf(stderr,"%08lx: col: %08lx\n",(Cell)ip,(Cell)PFA1(cfa)); |
#endif |
#endif |
#ifdef CISC_NEXT |
#ifdef CISC_NEXT |
/* this is the simple version */ |
/* this is the simple version */ |
*--rp = (Cell)ip; |
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ip = (Xt *)PFA1(cfa); |
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NEXT_P0; |
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NEXT; |
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#else |
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/* this one is important, so we help the compiler optimizing |
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The following version may be better (for scheduling), but probably has |
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problems with code fields employing calls and delay slots |
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*/ |
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{ |
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DEF_CA |
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Xt *current_ip = (Xt *)PFA1(cfa); |
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cfa = *current_ip; |
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NEXT1_P1; |
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*--rp = (Cell)ip; |
*--rp = (Cell)ip; |
ip = current_ip+1; |
ip = (Xt *)PFA1(cfa); |
NEXT1_P2; |
NEXT_P0; |
} |
NEXT; |
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#else |
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/* this one is important, so we help the compiler optimizing |
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The following version may be better (for scheduling), but probably has |
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problems with code fields employing calls and delay slots |
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*/ |
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{ |
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DEF_CA |
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Xt *current_ip = (Xt *)PFA1(cfa); |
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cfa = *current_ip; |
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NEXT1_P1; |
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*--rp = (Cell)ip; |
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ip = current_ip+1; |
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NEXT1_P2; |
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} |
#endif |
#endif |
#ifndef CFA_NEXT |
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} |
} |
#endif |
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docon: |
docon: |
#ifndef CFA_NEXT |
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{ |
{ |
Xt cfa; GETCFA(cfa); |
DOCFA; |
#endif |
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#ifdef DEBUG |
#ifdef DEBUG |
fprintf(stderr,"%08lx: con: %08lx\n",(Cell)ip,*(Cell*)PFA1(cfa)); |
fprintf(stderr,"%08lx: con: %08lx\n",(Cell)ip,*(Cell*)PFA1(cfa)); |
#endif |
#endif |
#ifdef USE_TOS |
#ifdef USE_TOS |
*sp-- = TOS; |
*sp-- = TOS; |
TOS = *(Cell *)PFA1(cfa); |
TOS = *(Cell *)PFA1(cfa); |
#else |
#else |
*--sp = *(Cell *)PFA1(cfa); |
*--sp = *(Cell *)PFA1(cfa); |
#endif |
#endif |
#ifndef CFA_NEXT |
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} |
} |
#endif |
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NEXT_P0; |
NEXT_P0; |
NEXT; |
NEXT; |
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dovar: |
dovar: |
#ifndef CFA_NEXT |
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{ |
{ |
Xt cfa; GETCFA(cfa); |
DOCFA; |
#endif |
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#ifdef DEBUG |
#ifdef DEBUG |
fprintf(stderr,"%08lx: var: %08lx\n",(Cell)ip,(Cell)PFA1(cfa)); |
fprintf(stderr,"%08lx: var: %08lx\n",(Cell)ip,(Cell)PFA1(cfa)); |
#endif |
#endif |
#ifdef USE_TOS |
#ifdef USE_TOS |
*sp-- = TOS; |
*sp-- = TOS; |
TOS = (Cell)PFA1(cfa); |
TOS = (Cell)PFA1(cfa); |
#else |
#else |
*--sp = (Cell)PFA1(cfa); |
*--sp = (Cell)PFA1(cfa); |
#endif |
#endif |
#ifndef CFA_NEXT |
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} |
} |
#endif |
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NEXT_P0; |
NEXT_P0; |
NEXT; |
NEXT; |
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douser: |
douser: |
#ifndef CFA_NEXT |
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{ |
{ |
Xt cfa; GETCFA(cfa); |
DOCFA; |
#endif |
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#ifdef DEBUG |
#ifdef DEBUG |
fprintf(stderr,"%08lx: user: %08lx\n",(Cell)ip,(Cell)PFA1(cfa)); |
fprintf(stderr,"%08lx: user: %08lx\n",(Cell)ip,(Cell)PFA1(cfa)); |
#endif |
#endif |
#ifdef USE_TOS |
#ifdef USE_TOS |
*sp-- = TOS; |
*sp-- = TOS; |
TOS = (Cell)(up+*(Cell*)PFA1(cfa)); |
TOS = (Cell)(up+*(Cell*)PFA1(cfa)); |
#else |
#else |
*--sp = (Cell)(up+*(Cell*)PFA1(cfa)); |
*--sp = (Cell)(up+*(Cell*)PFA1(cfa)); |
#endif |
#endif |
#ifndef CFA_NEXT |
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} |
} |
#endif |
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NEXT_P0; |
NEXT_P0; |
NEXT; |
NEXT; |
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dodefer: |
dodefer: |
#ifndef CFA_NEXT |
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{ |
{ |
Xt cfa; GETCFA(cfa); |
DOCFA; |
#endif |
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#ifdef DEBUG |
#ifdef DEBUG |
fprintf(stderr,"%08lx: defer: %08lx\n",(Cell)ip,*(Cell*)PFA1(cfa)); |
fprintf(stderr,"%08lx: defer: %08lx\n",(Cell)ip,*(Cell*)PFA1(cfa)); |
#endif |
#endif |
EXEC(*(Xt *)PFA1(cfa)); |
EXEC(*(Xt *)PFA1(cfa)); |
#ifndef CFA_NEXT |
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} |
} |
#endif |
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dofield: |
dofield: |
#ifndef CFA_NEXT |
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{ |
{ |
Xt cfa; GETCFA(cfa); |
DOCFA; |
#endif |
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#ifdef DEBUG |
#ifdef DEBUG |
fprintf(stderr,"%08lx: field: %08lx\n",(Cell)ip,(Cell)PFA1(cfa)); |
fprintf(stderr,"%08lx: field: %08lx\n",(Cell)ip,(Cell)PFA1(cfa)); |
#endif |
#endif |
TOS += *(Cell*)PFA1(cfa); |
TOS += *(Cell*)PFA1(cfa); |
#ifndef CFA_NEXT |
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} |
} |
#endif |
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NEXT_P0; |
NEXT_P0; |
NEXT; |
NEXT; |
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Line 381 Label *engine(Xt *ip0, Cell *sp0, Cell *
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Line 375 Label *engine(Xt *ip0, Cell *sp0, Cell *
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pfa: |
pfa: |
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*/ |
*/ |
#ifndef CFA_NEXT |
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{ |
{ |
Xt cfa; GETCFA(cfa); |
DOCFA; |
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/* fprintf(stderr, "Got CFA %08lx at doescode %08lx/%08lx: does: %08lx\n",cfa,(Cell)ip,(Cell)PFA(cfa),(Cell)DOES_CODE1(cfa));*/ |
/* fprintf(stderr, "Got CFA %08lx at doescode %08lx/%08lx: does: %08lx\n",cfa,(Cell)ip,(Cell)PFA(cfa),(Cell)DOES_CODE1(cfa));*/ |
#endif |
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#ifdef DEBUG |
#ifdef DEBUG |
fprintf(stderr,"%08lx/%08lx: does: %08lx\n",(Cell)ip,(Cell)PFA(cfa),(Cell)DOES_CODE1(cfa)); |
fprintf(stderr,"%08lx/%08lx: does: %08lx\n",(Cell)ip,(Cell)PFA(cfa),(Cell)DOES_CODE1(cfa)); |
fflush(stderr); |
fflush(stderr); |
#endif |
#endif |
*--rp = (Cell)ip; |
*--rp = (Cell)ip; |
/* PFA1 might collide with DOES_CODE1 here, so we use PFA */ |
/* PFA1 might collide with DOES_CODE1 here, so we use PFA */ |
ip = DOES_CODE1(cfa); |
ip = DOES_CODE1(cfa); |
#ifdef USE_TOS |
#ifdef USE_TOS |
*sp-- = TOS; |
*sp-- = TOS; |
TOS = (Cell)PFA(cfa); |
TOS = (Cell)PFA(cfa); |
#else |
#else |
*--sp = (Cell)PFA(cfa); |
*--sp = (Cell)PFA(cfa); |
#endif |
#endif |
#ifndef CFA_NEXT |
/* fprintf(stderr,"TOS = %08lx, IP=%08lx\n", TOS, IP);*/ |
/* fprintf(stderr,"TOS = %08lx, IP=%08lx\n", TOS, IP);*/ |
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} |
} |
#endif |
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NEXT_P0; |
NEXT_P0; |
NEXT; |
NEXT; |
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