Annotation of gforth/code.fs, revision 1.15
1.1 anton 1: \ ASSEMBLER, CODE etc.
2:
1.14 anton 3: \ Copyright (C) 1995,1996,1997,1999,2003 Free Software Foundation, Inc.
1.2 anton 4:
5: \ This file is part of Gforth.
6:
7: \ Gforth is free software; you can redistribute it and/or
8: \ modify it under the terms of the GNU General Public License
9: \ as published by the Free Software Foundation; either version 2
10: \ of the License, or (at your option) any later version.
11:
12: \ This program is distributed in the hope that it will be useful,
13: \ but WITHOUT ANY WARRANTY; without even the implied warranty of
14: \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: \ GNU General Public License for more details.
16:
17: \ You should have received a copy of the GNU General Public License
18: \ along with this program; if not, write to the Free Software
1.11 anton 19: \ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
1.2 anton 20:
1.1 anton 21: \ does not include the actual assembler (which is machine-dependent),
22: \ only words like CODE that are implementation-dependent, but can be
23: \ defined for all machines.
24:
25: vocabulary assembler ( -- ) \ tools-ext
26:
1.9 crook 27: : init-asm ( -- ) \ gforth
1.1 anton 28: also assembler ;
29:
1.7 anton 30: : code ( "name" -- colon-sys ) \ tools-ext
1.1 anton 31: \ start a native code definition
1.6 anton 32: header
1.12 anton 33: here >body cfa,
1.6 anton 34: defstart init-asm ;
1.1 anton 35:
36: : (;code) ( -- ) \ gforth
37: \ execution semantics of @code{;code}
1.15 ! anton 38: r> latestxt code-address! ;
1.1 anton 39:
1.6 anton 40: :noname ( -- colon-sys )
1.15 ! anton 41: align here latestxt code-address!
1.6 anton 42: defstart init-asm ;
1.4 pazsan 43: :noname ( colon-sys1 -- colon-sys2 ) \ tools-ext semicolon-code
1.1 anton 44: ( create the [;code] part of a low level defining word )
1.13 anton 45: ;-hook postpone (;code) basic-block-end finish-code ?struc postpone [
1.3 anton 46: defstart init-asm ;
1.7 anton 47: interpret/compile: ;code ( compilation. colon-sys1 -- colon-sys2 ) \ tools-ext semicolon-code
1.1 anton 48:
49: : end-code ( colon-sys -- ) \ gforth end_code
50: ( end a code definition )
1.15 ! anton 51: latestxt here over - flush-icache
1.1 anton 52: previous ?struc reveal ;
1.9 crook 53:
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