version 1.14, 1998/11/08 23:08:04
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version 1.18, 1998/12/12 22:32:04
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Line 1
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Line 1
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\ Gforth primitives |
\ Gforth primitives |
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\ Copyright (C) 1995,1996 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998 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 128 EXEC(*(Xt *)a_addr);
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Line 128 EXEC(*(Xt *)a_addr);
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: |
: |
@ execute ; |
@ execute ; |
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\+has? glocals [IF] |
\+glocals |
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branch-lp+!# -- gforth branch_lp_plus_store_number |
branch-lp+!# -- gforth branch_lp_plus_store_number |
/* this will probably not be used */ |
/* this will probably not be used */ |
Line 136 branch_adjust_lp:
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Line 136 branch_adjust_lp:
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lp += (Cell)(IP[1]); |
lp += (Cell)(IP[1]); |
goto branch; |
goto branch; |
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\+[THEN] |
\+ |
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branch -- gforth |
branch -- gforth |
branch: |
branch: |
Line 157 else
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Line 157 else
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INC_IP(1); |
INC_IP(1); |
$4 |
$4 |
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\+has? glocals [IF] |
\+glocals |
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$1-lp+!# $2_lp_plus_store_number |
$1-lp+!# $2_lp_plus_store_number |
$3 goto branch_adjust_lp; |
$3 goto branch_adjust_lp; |
Line 165 $3 goto branch_adjust_lp;
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Line 165 $3 goto branch_adjust_lp;
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else |
else |
INC_IP(2); |
INC_IP(2); |
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\+[THEN] |
\+ |
) |
) |
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condbranch(?branch,f -- f83 question_branch, |
condbranch(?branch,f -- f83 question_branch, |
Line 181 if (f==0) {
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Line 181 if (f==0) {
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\ we don't need an lp_plus_store version of the ?dup-stuff, because it |
\ we don't need an lp_plus_store version of the ?dup-stuff, because it |
\ is only used in if's (yet) |
\ is only used in if's (yet) |
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\+has? xconds [IF] |
\+xconds |
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?dup-?branch f -- f new question_dupe_question_branch |
?dup-?branch f -- f new question_dupe_question_branch |
""The run-time procedure compiled by @code{?DUP-IF}."" |
""The run-time procedure compiled by @code{?DUP-IF}."" |
Line 210 if (f!=0) {
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Line 210 if (f!=0) {
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else |
else |
INC_IP(1); |
INC_IP(1); |
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\+[THEN] |
\+ |
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condbranch((next),-- cmFORTH paren_next, |
condbranch((next),-- cmFORTH paren_next, |
if ((*rp)--) { |
if ((*rp)--) { |
Line 250 if ((olddiff^(olddiff+n))>=0 /* the li
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Line 250 if ((olddiff^(olddiff+n))>=0 /* the li
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IF >r + >r dup @ + >r |
IF >r + >r dup @ + >r |
ELSE >r >r drop cell+ >r THEN ;) |
ELSE >r >r drop cell+ >r THEN ;) |
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\+has? xconds [IF] |
\+xconds |
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condbranch((-loop),u -- gforth paren_minus_loop, |
condbranch((-loop),u -- gforth paren_minus_loop, |
/* !! check this thoroughly */ |
/* !! check this thoroughly */ |
Line 286 if (diff>=0 || newdiff<0) {
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Line 286 if (diff>=0 || newdiff<0) {
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IF_TOS(TOS = sp[0]); |
IF_TOS(TOS = sp[0]); |
,) |
,) |
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\+[THEN] |
\+ |
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unloop -- core |
unloop -- core |
rp += 2; |
rp += 2; |
Line 325 else {
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Line 325 else {
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cell+ >r |
cell+ >r |
THEN ; \ --> CORE-EXT |
THEN ; \ --> CORE-EXT |
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\+has? xconds [IF] |
\+xconds |
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(+do) nlimit nstart -- gforth paren_plus_do |
(+do) nlimit nstart -- gforth paren_plus_do |
*--rp = nlimit; |
*--rp = nlimit; |
Line 407 else {
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Line 407 else {
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cell+ |
cell+ |
THEN >r ; |
THEN >r ; |
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\+[THEN] |
\+ |
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\ don't make any assumptions where the return stack is!! |
\ don't make any assumptions where the return stack is!! |
\ implement this in machine code if it should run quickly! |
\ implement this in machine code if it should run quickly! |
Line 905 f = FLAG($4>=$5);
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Line 905 f = FLAG($4>=$5);
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) |
) |
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\+has? dcomps [IF] |
\+dcomps |
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dcomparisons(d, d1 d2, d_, d1, d2, double, gforth, double, gforth) |
dcomparisons(d, d1 d2, d_, d1, d2, double, gforth, double, gforth) |
dcomparisons(d0, d, d_zero_, d, DZERO, double, gforth, double, gforth) |
dcomparisons(d0, d, d_zero_, d, DZERO, double, gforth, double, gforth) |
dcomparisons(du, ud1 ud2, d_u_, ud1, ud2, gforth, gforth, double-ext, gforth) |
dcomparisons(du, ud1 ud2, d_u_, ud1, ud2, gforth, gforth, double-ext, gforth) |
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\+[THEN] |
\+ |
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within u1 u2 u3 -- f core-ext |
within u1 u2 u3 -- f core-ext |
f = FLAG(u1-u2 < u3-u2); |
f = FLAG(u1-u2 < u3-u2); |
Line 931 a_addr = rp;
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Line 931 a_addr = rp;
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rp! a_addr -- gforth rpstore |
rp! a_addr -- gforth rpstore |
rp = a_addr; |
rp = a_addr; |
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\+has? floating [IF] |
\+floating |
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fp@ -- f_addr gforth fp_fetch |
fp@ -- f_addr gforth fp_fetch |
f_addr = fp; |
f_addr = fp; |
Line 939 f_addr = fp;
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Line 939 f_addr = fp;
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fp! f_addr -- gforth fp_store |
fp! f_addr -- gforth fp_store |
fp = f_addr; |
fp = f_addr; |
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\+[THEN] |
\+ |
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;s -- gforth semis |
;s -- gforth semis |
ip = (Xt *)(*rp++); |
ip = (Xt *)(*rp++); |
Line 1191 f83name2=f83name1;
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Line 1191 f83name2=f83name1;
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: (find-samelen) ( u f83name1 -- u f83name2/0 ) |
: (find-samelen) ( u f83name1 -- u f83name2/0 ) |
BEGIN 2dup cell+ c@ $1F and <> WHILE @ dup 0= UNTIL THEN ; |
BEGIN 2dup cell+ c@ $1F and <> WHILE @ dup 0= UNTIL THEN ; |
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\+has? hash [IF] |
\+hash |
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(hashfind) c_addr u a_addr -- f83name2 new paren_hashfind |
(hashfind) c_addr u a_addr -- f83name2 new paren_hashfind |
struct F83Name *f83name1; |
struct F83Name *f83name1; |
Line 1272 Create rot-values
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Line 1272 Create rot-values
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7 c, 5 c, 5 c, 5 c, 5 c, 6 c, 5 c, 5 c, 5 c, 5 c, |
7 c, 5 c, 5 c, 5 c, 5 c, 6 c, 5 c, 5 c, 5 c, 5 c, |
7 c, 5 c, 5 c, |
7 c, 5 c, 5 c, |
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\+[THEN] |
\+ |
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(parse-white) c_addr1 u1 -- c_addr2 u2 gforth paren_parse_white |
(parse-white) c_addr1 u1 -- c_addr2 u2 gforth paren_parse_white |
/* use !isgraph instead of isspace? */ |
/* use !isgraph instead of isspace? */ |
Line 1369 n=1;
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Line 1369 n=1;
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: |
: |
1 ; |
1 ; |
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\+has? os [IF] |
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key-file wfileid -- n gforth paren_key_file |
key-file wfileid -- n gforth paren_key_file |
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#ifdef HAS_FILE |
fflush(stdout); |
fflush(stdout); |
n = key((FILE*)wfileid); |
n = key((FILE*)wfileid); |
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#else |
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n = key(stdin); |
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#endif |
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key?-file wfileid -- n facility key_q_file |
key?-file wfileid -- n facility key_q_file |
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#ifdef HAS_FILE |
fflush(stdout); |
fflush(stdout); |
n = key_query((FILE*)wfileid); |
n = key_query((FILE*)wfileid); |
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#else |
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n = key_query(stdin); |
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#endif |
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\+os |
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stdin -- wfileid gforth |
stdin -- wfileid gforth |
wfileid = (Cell)stdin; |
wfileid = (Cell)stdin; |
Line 1495 fp=FP;
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Line 1503 fp=FP;
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IF_TOS(TOS=sp[0]); |
IF_TOS(TOS=sp[0]); |
IF_FTOS(FTOS=fp[0]); |
IF_FTOS(FTOS=fp[0]); |
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\+[THEN] ( has? os ) has? file [IF] |
\+ |
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\+file |
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close-file wfileid -- wior file close_file |
close-file wfileid -- wior file close_file |
wior = IOR(fclose((FILE *)wfileid)==EOF); |
wior = IOR(fclose((FILE *)wfileid)==EOF); |
Line 1583 else {
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Line 1592 else {
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u2=0; |
u2=0; |
} |
} |
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\+[THEN] has? file [IF] -1 [ELSE] has? os [THEN] [IF] |
\+ |
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\+file |
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write-file c_addr u1 wfileid -- wior file write_file |
write-file c_addr u1 wfileid -- wior file write_file |
/* !! fwrite does not guarantee enough */ |
/* !! fwrite does not guarantee enough */ |
Line 1594 write-file c_addr u1 wfileid -- wior fil
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Line 1604 write-file c_addr u1 wfileid -- wior fil
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clearerr((FILE *)wfileid); |
clearerr((FILE *)wfileid); |
} |
} |
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\+ |
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emit-file c wfileid -- wior gforth emit_file |
emit-file c wfileid -- wior gforth emit_file |
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#ifdef HAS_FILE |
wior = FILEIO(putc(c, (FILE *)wfileid)==EOF); |
wior = FILEIO(putc(c, (FILE *)wfileid)==EOF); |
if (wior) |
if (wior) |
clearerr((FILE *)wfileid); |
clearerr((FILE *)wfileid); |
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#else |
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putc(c, stdout); |
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#endif |
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\+[THEN] has? file [IF] |
\+file |
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flush-file wfileid -- wior file-ext flush_file |
flush-file wfileid -- wior file-ext flush_file |
wior = IOR(fflush((FILE *) wfileid)==EOF); |
wior = IOR(fflush((FILE *) wfileid)==EOF); |
Line 1628 else {
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Line 1644 else {
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wior=0; |
wior=0; |
} |
} |
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\+[THEN] ( has? file ) has? floating [IF] |
\+ |
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\+floating |
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comparisons(f, r1 r2, f_, r1, r2, gforth, gforth, float, gforth) |
comparisons(f, r1 r2, f_, r1, r2, gforth, gforth, float, gforth) |
comparisons(f0, r, f_zero_, r, 0., float, gforth, float, gforth) |
comparisons(f0, r, f_zero_, r, 0., float, gforth, float, gforth) |
Line 1923 df_addr = (DFloat *)((((Cell)c_addr)+(si
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Line 1940 df_addr = (DFloat *)((((Cell)c_addr)+(si
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\ INDIRECT-THREADED, TOS-CACHED, FTOS-CACHED, CODEFIELD-DOES */ |
\ INDIRECT-THREADED, TOS-CACHED, FTOS-CACHED, CODEFIELD-DOES */ |
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\ local variable implementation primitives |
\ local variable implementation primitives |
\+[THEN] ( has? floats ) has? glocals [IF] |
\+ |
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\+glocals |
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@local# -- w gforth fetch_local_number |
@local# -- w gforth fetch_local_number |
w = *(Cell *)(lp+(Cell)NEXT_INST); |
w = *(Cell *)(lp+(Cell)NEXT_INST); |
Line 1941 w = *(Cell *)(lp+2*sizeof(Cell));
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Line 1959 w = *(Cell *)(lp+2*sizeof(Cell));
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@local3 -- w new fetch_local_twelve |
@local3 -- w new fetch_local_twelve |
w = *(Cell *)(lp+3*sizeof(Cell)); |
w = *(Cell *)(lp+3*sizeof(Cell)); |
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\+has? floating [IF] |
\+floating |
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f@local# -- r gforth f_fetch_local_number |
f@local# -- r gforth f_fetch_local_number |
r = *(Float *)(lp+(Cell)NEXT_INST); |
r = *(Float *)(lp+(Cell)NEXT_INST); |
Line 1953 r = *(Float *)(lp+0*sizeof(Float));
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Line 1971 r = *(Float *)(lp+0*sizeof(Float));
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f@local1 -- r new f_fetch_local_eight |
f@local1 -- r new f_fetch_local_eight |
r = *(Float *)(lp+1*sizeof(Float)); |
r = *(Float *)(lp+1*sizeof(Float)); |
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\+[THEN] |
\+ |
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laddr# -- c_addr gforth laddr_number |
laddr# -- c_addr gforth laddr_number |
/* this can also be used to implement lp@ */ |
/* this can also be used to implement lp@ */ |
Line 1983 lp = (Address)c_addr;
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Line 2001 lp = (Address)c_addr;
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lp -= sizeof(Cell); |
lp -= sizeof(Cell); |
*(Cell *)lp = w; |
*(Cell *)lp = w; |
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\+has? floating [IF] |
\+floating |
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f>l r -- gforth f_to_l |
f>l r -- gforth f_to_l |
lp -= sizeof(Float); |
lp -= sizeof(Float); |
Line 1994 r = fp[u+1]; /* +1, because update of fp
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Line 2012 r = fp[u+1]; /* +1, because update of fp
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: |
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floats fp@ + f@ ; |
floats fp@ + f@ ; |
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\+[THEN] [THEN] \ has? glocals |
\+ |
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\+ |
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\+has? OS [IF] |
\+OS |
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define(`uploop', |
define(`uploop', |
`pushdef(`$1', `$2')_uploop(`$1', `$2', `$3', `$4', `$5')`'popdef(`$1')') |
`pushdef(`$1', `$2')_uploop(`$1', `$2', `$3', `$4', `$5')`'popdef(`$1')') |
Line 2035 open-lib c_addr1 u1 -- u2 gforth open_li
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Line 2054 open-lib c_addr1 u1 -- u2 gforth open_li
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#endif |
#endif |
u2=(UCell) dlopen(cstr(c_addr1, u1, 1), RTLD_GLOBAL | RTLD_LAZY); |
u2=(UCell) dlopen(cstr(c_addr1, u1, 1), RTLD_GLOBAL | RTLD_LAZY); |
#else |
#else |
# ifdef HAVE_LIBKERNEL32 |
# ifdef _WIN32 |
u2 = (Cell) GetModuleHandle(cstr(c_addr1, u1, 1)); |
u2 = (Cell) GetModuleHandle(cstr(c_addr1, u1, 1)); |
# else |
# else |
#warning Define open-lib! |
#warning Define open-lib! |
Line 2047 lib-sym c_addr1 u1 u2 -- u3 gforth lib_s
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Line 2066 lib-sym c_addr1 u1 u2 -- u3 gforth lib_s
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#if defined(HAVE_LIBDL) || defined(HAVE_DLOPEN) |
#if defined(HAVE_LIBDL) || defined(HAVE_DLOPEN) |
u3 = (UCell) dlsym((void*)u2,cstr(c_addr1, u1, 1)); |
u3 = (UCell) dlsym((void*)u2,cstr(c_addr1, u1, 1)); |
#else |
#else |
# ifdef HAVE_LIBKERNEL32 |
# ifdef _WIN32 |
u3 = (Cell) GetProcAddress((HMODULE)u2, cstr(c_addr1, u1, 1)); |
u3 = (Cell) GetProcAddress((HMODULE)u2, cstr(c_addr1, u1, 1)); |
# else |
# else |
#warning Define lib-sym! |
#warning Define lib-sym! |
Line 2060 icall(20)
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Line 2079 icall(20)
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uploop(i, 0, 7, `fcall(i)') |
uploop(i, 0, 7, `fcall(i)') |
fcall(20) |
fcall(20) |
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\+[THEN] \ has? OS |
\+ |
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up! a_addr -- gforth up_store |
up! a_addr -- gforth up_store |
UP=up=(char *)a_addr; |
UP=up=(char *)a_addr; |
: |
: |
up ! ; |
up ! ; |
Variable UP |
Variable UP |
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