version 1.71, 2001/01/27 20:14:55
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version 1.79, 2001/03/18 12:39:33
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Line 72
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Line 72
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\ df_.* DFloat * |
\ df_.* DFloat * |
\ sf_.* SFloat * |
\ sf_.* SFloat * |
\ xt.* XT |
\ xt.* XT |
\ wid.* WID |
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\ f83name.* F83Name * |
\ f83name.* F83Name * |
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\E stack data-stack sp Cell |
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\E stack fp-stack fp Float |
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\E stack return-stack rp Cell |
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\E |
\E get-current prefixes set-current |
\E get-current prefixes set-current |
\E |
\E |
\E s" Bool" single data-stack type-prefix f |
\E s" Bool" single data-stack type-prefix f |
Line 91
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Line 94
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\E s" DFloat *" single data-stack type-prefix df_ |
\E s" DFloat *" single data-stack type-prefix df_ |
\E s" SFloat *" single data-stack type-prefix sf_ |
\E s" SFloat *" single data-stack type-prefix sf_ |
\E s" Xt" single data-stack type-prefix xt |
\E s" Xt" single data-stack type-prefix xt |
\E s" WID" single data-stack type-prefix wid |
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\E s" struct F83Name *" single data-stack type-prefix f83name |
\E s" struct F83Name *" single data-stack type-prefix f83name |
\E s" struct Longname *" single data-stack type-prefix longname |
\E s" struct Longname *" single data-stack type-prefix longname |
\E |
\E |
Line 128
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Line 130
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\ these m4 macros would collide with identifiers |
\ these m4 macros would collide with identifiers |
undefine(`index') |
undefine(`index') |
undefine(`shift') |
undefine(`shift') |
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undefine(`symbols') |
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noop ( -- ) gforth |
noop ( -- ) gforth |
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Line 141 execute ( xt -- ) core
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Line 144 execute ( xt -- ) core
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""Perform the semantics represented by the execution token, @i{xt}."" |
""Perform the semantics represented by the execution token, @i{xt}."" |
ip=IP; |
ip=IP; |
IF_spTOS(spTOS = sp[0]); |
IF_spTOS(spTOS = sp[0]); |
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SUPER_END; |
EXEC(xt); |
EXEC(xt); |
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perform ( a_addr -- ) gforth |
perform ( a_addr -- ) gforth |
Line 148 perform ( a_addr -- ) gforth
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Line 152 perform ( a_addr -- ) gforth
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/* and pfe */ |
/* and pfe */ |
ip=IP; |
ip=IP; |
IF_spTOS(spTOS = sp[0]); |
IF_spTOS(spTOS = sp[0]); |
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SUPER_END; |
EXEC(*(Xt *)a_addr); |
EXEC(*(Xt *)a_addr); |
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@ execute ; |
@ execute ; |
Line 1187 f83name2=f83name1;
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Line 1192 f83name2=f83name1;
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r> @ |
r> @ |
REPEAT THEN nip nip ; |
REPEAT THEN nip nip ; |
: (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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\+hash |
\+hash |
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Line 1424 cache.""
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Line 1429 cache.""
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FLUSH_ICACHE(c_addr,u); |
FLUSH_ICACHE(c_addr,u); |
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(bye) ( n -- ) gforth paren_bye |
(bye) ( n -- ) gforth paren_bye |
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SUPER_END; |
return (Label *)n; |
return (Label *)n; |
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(system) ( c_addr u -- wretval wior ) gforth peren_system |
(system) ( c_addr u -- wretval wior ) gforth peren_system |
Line 2288 for (; longname1 != NULL; longname1 = (s
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Line 2294 for (; longname1 != NULL; longname1 = (s
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break; |
break; |
longname2=longname1; |
longname2=longname1; |
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BEGIN dup WHILE (find-samelen) dup WHILE |
BEGIN dup WHILE (findl-samelen) dup WHILE |
>r 2dup r@ cell+ char+ capscomp 0= |
>r 2dup r@ cell+ cell+ capscomp 0= |
IF 2drop r> EXIT THEN |
IF 2drop r> EXIT THEN |
r> @ |
r> @ |
REPEAT THEN nip nip ; |
REPEAT THEN nip nip ; |
: (find-samelen) ( u longname1 -- u longname2/0 ) |
: (findl-samelen) ( u longname1 -- u longname2/0 ) |
BEGIN 2dup cell+ c@ $1F and <> WHILE @ dup 0= UNTIL THEN ; |
BEGIN 2dup cell+ @ lcount-mask and <> WHILE @ dup 0= UNTIL THEN ; |
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\+hash |
\+hash |
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Line 2314 while(a_addr != NULL)
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Line 2320 while(a_addr != NULL)
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} |
} |
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BEGIN dup WHILE |
BEGIN dup WHILE |
2@ >r >r dup r@ cell+ c@ $1F and = |
2@ >r >r dup r@ cell+ @ lcount-mask and = |
IF 2dup r@ cell+ char+ capscomp 0= |
IF 2dup r@ cell+ cell+ capscomp 0= |
IF 2drop r> rdrop EXIT THEN THEN |
IF 2drop r> rdrop EXIT THEN THEN |
rdrop r> |
rdrop r> |
REPEAT nip nip ; |
REPEAT nip nip ; |
Line 2337 while(a_addr != NULL)
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Line 2343 while(a_addr != NULL)
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} |
} |
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BEGIN dup WHILE |
BEGIN dup WHILE |
2@ >r >r dup r@ cell+ c@ $1F and = |
2@ >r >r dup r@ cell+ @ lcount-mask and = |
IF 2dup r@ cell+ char+ -text 0= |
IF 2dup r@ cell+ cell+ -text 0= |
IF 2drop r> rdrop EXIT THEN THEN |
IF 2drop r> rdrop EXIT THEN THEN |
rdrop r> |
rdrop r> |
REPEAT nip nip ; |
REPEAT nip nip ; |
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\+ |
\+ |
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primtable ( -- wprimtable ) new |
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""wprimtable is a table containing the xts of the primitives indexed |
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by sequence-number in prim (for use in prepare-peephole-table)."" |
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wprimtable = (Cell)primtable(symbols+DOESJUMP+1,MAX_SYMBOLS-DOESJUMP-1); |
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prepare-peephole-table ( wprimtable -- wpeeptable ) new prepare_peephole_opt |
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""wpeeptable is a data structure used by @code{peephole-opt}; it is |
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constructed by combining a primitives table with a simple peephole |
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optimization table."" |
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wpeeptable = prepare_peephole_table((Xt *)wprimtable); |
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peephole-opt ( xt1 xt2 wpeeptable -- xt ) new peephole_opt |
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""xt is the combination of xt1 and xt2 (according to wpeeptable); if |
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they cannot be combined, xt is 0."" |
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xt = peephole_opt(xt1, xt2, wpeeptable); |
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lit_plus = lit + |
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call ( #a_callee -- R:a_retaddr ) |
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""Call callee (a variant of docol with inline argument)."" |
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a_retaddr = (Cell *)IP; |
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SET_IP((Xt *)a_callee); |
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useraddr ( #u -- a_addr ) |
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a_addr = (Cell *)(up+u); |
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