version 1.4, 1994/07/08 15:00:43
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version 1.12, 1995/04/29 14:51:19
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Line 61
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Line 61
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\ Currently locals may only be |
\ Currently locals may only be |
\ defined at the outer level and TO is not supported. |
\ defined at the outer level and TO is not supported. |
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include float.fs |
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include search-order.fs |
include search-order.fs |
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include float.fs |
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: compile-@local ( n -- ) |
: compile-@local ( n -- ) \ new compile-fetch-local |
case |
case |
0 of postpone @local0 endof |
0 of postpone @local0 endof |
4 of postpone @local4 endof |
1 cells of postpone @local1 endof |
8 of postpone @local8 endof |
2 cells of postpone @local2 endof |
12 of postpone @local12 endof |
3 cells of postpone @local3 endof |
( otherwise ) dup postpone @local# , |
( otherwise ) dup postpone @local# , |
endcase ; |
endcase ; |
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: compile-f@local ( n -- ) |
: compile-f@local ( n -- ) \ new compile-f-fetch-local |
case |
case |
0 of postpone f@local0 endof |
0 of postpone f@local0 endof |
8 of postpone f@local8 endof |
1 floats of postpone f@local1 endof |
( otherwise ) dup postpone f@local# , |
( otherwise ) dup postpone f@local# , |
endcase ; |
endcase ; |
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Line 87 include search-order.fs
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Line 87 include search-order.fs
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\ lp must have the strictest alignment (usually float) across calls; |
\ lp must have the strictest alignment (usually float) across calls; |
\ for simplicity we align it strictly for every group. |
\ for simplicity we align it strictly for every group. |
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slowvoc @ |
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slowvoc on \ we want a linked list for the vocabulary locals |
vocabulary locals \ this contains the local variables |
vocabulary locals \ this contains the local variables |
' locals >body ' locals-list >body ! |
' locals >body ' locals-list >body ! |
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slowvoc ! |
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create locals-buffer 1000 allot \ !! limited and unsafe |
create locals-buffer 1000 allot \ !! limited and unsafe |
\ here the names of the local variables are stored |
\ here the names of the local variables are stored |
Line 131 variable locals-dp \ so here's the speci
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Line 134 variable locals-dp \ so here's the speci
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postpone lp@ postpone c! ; |
postpone lp@ postpone c! ; |
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: create-local ( " name" -- a-addr ) |
: create-local ( " name" -- a-addr ) |
\ defines the local "name"; the offset of the local shall be stored in a-addr |
\ defines the local "name"; the offset of the local shall be |
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\ stored in a-addr |
create |
create |
immediate |
immediate restrict |
here 0 , ( place for the offset ) ; |
here 0 , ( place for the offset ) ; |
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: lp-offset ( n1 -- n2 ) |
: lp-offset ( n1 -- n2 ) |
Line 260 locals-types definitions
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Line 264 locals-types definitions
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: -- ( addr wid 0 ... -- ) |
: -- ( addr wid 0 ... -- ) |
} |
} |
[char] } word drop ; |
[char] } parse 2drop ; |
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forth definitions |
forth definitions |
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Line 494 forth definitions
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Line 498 forth definitions
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OF POSTPONE laddr# >body @ lp-offset, POSTPONE d! ENDOF |
OF POSTPONE laddr# >body @ lp-offset, POSTPONE d! ENDOF |
[ ' flocal >definer ] literal |
[ ' flocal >definer ] literal |
OF POSTPONE laddr# >body @ lp-offset, POSTPONE f! ENDOF |
OF POSTPONE laddr# >body @ lp-offset, POSTPONE f! ENDOF |
abort" can only store TO value or local value" |
-&32 throw |
endcase |
endcase |
else |
else |
[ ' locals-wordlist >definer ] literal = |
[ ' locals-wordlist >definer ] literal = |
if |
if |
>body ! |
>body ! |
else |
else |
abort" can only store TO value" |
-&32 throw |
endif |
endif |
endif ; immediate |
endif ; immediate |
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\ : locals| |
: locals| |
\ !! should lie around somewhere |
BEGIN |
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name 2dup s" |" compare 0<> |
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WHILE |
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(local) |
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REPEAT |
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drop 0 (local) ; immediate restrict |