version 1.130, 2003/01/30 16:14:31
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version 1.134, 2003/03/09 15:16:52
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\ converts primitives to, e.g., C code |
\ converts primitives to, e.g., C code |
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\ Copyright (C) 1995,1996,1997,1998,2000 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998,2000,2003 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 63 warnings off
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Line 63 warnings off
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\ warnings on |
\ warnings on |
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include ./gray.fs |
include ./gray.fs |
32 constant max-effect \ number of things on one side of a stack effect |
128 constant max-effect \ number of things on one side of a stack effect |
4 constant max-stacks \ the max. number of stacks (including inst-stream). |
4 constant max-stacks \ the max. number of stacks (including inst-stream). |
255 constant maxchar |
255 constant maxchar |
maxchar 1+ constant eof-char |
maxchar 1+ constant eof-char |
Line 631 stack inst-stream IP Cell
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Line 631 stack inst-stream IP Cell
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: compute-offset-out ( addr1 addr2 -- ) |
: compute-offset-out ( addr1 addr2 -- ) |
['] stack-out compute-offset ; |
['] stack-out compute-offset ; |
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: clear-stack ( stack -- ) |
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dup stack-in off stack-out off ; |
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: compute-offsets ( -- ) |
: compute-offsets ( -- ) |
['] clear-stack map-stacks |
prim prim-stacks-in max-stacks cells erase |
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prim prim-stacks-out max-stacks cells erase |
prim prim-effect-in prim prim-effect-in-end @ ['] compute-offset-in map-items |
prim prim-effect-in prim prim-effect-in-end @ ['] compute-offset-in map-items |
prim prim-effect-out prim prim-effect-out-end @ ['] compute-offset-out map-items |
prim prim-effect-out prim prim-effect-out-end @ ['] compute-offset-out map-items |
inst-stream stack-out @ 0= s" # can only be on the input side" ?print-error ; |
inst-stream stack-out @ 0= s" # can only be on the input side" ?print-error ; |
Line 1331 print-token !
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Line 1329 print-token !
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: checksynclines ( -- ) |
: checksynclines ( -- ) |
\ when input points to a newline, check if the next line is a |
\ when input points to a newline, check if the next line is a |
\ sync line. If it is, perform the appropriate actions. |
\ sync line. If it is, perform the appropriate actions. |
begin |
rawinput @ begin >r |
rawinput @ >r |
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s" #line " r@ over compare if |
s" #line " r@ over compare if |
rdrop 1 line +! EXIT |
rdrop 1 line +! EXIT |
endif |
endif |
Line 1344 print-token !
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Line 1341 print-token !
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endif |
endif |
dup c@ nl-char <> 0= s" sync line syntax" ?print-error |
dup c@ nl-char <> 0= s" sync line syntax" ?print-error |
skipsynclines @ if |
skipsynclines @ if |
dup char+ rawinput ! |
char+ dup rawinput ! |
rawinput @ c@ cookedinput @ c! |
rawinput @ c@ cookedinput @ c! |
endif |
endif |
drop |
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again ; |
again ; |
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: ?nextchar ( f -- ) |
: ?nextchar ( f -- ) |