1: \ ASSEMBLER, CODE etc.
2:
3: \ does not include the actual assembler (which is machine-dependent),
4: \ only words like CODE that are implementation-dependent, but can be
5: \ defined for all machines.
6:
7: vocabulary assembler ( -- ) \ tools-ext
8:
9: : init-asm ( -- )
10: also assembler ;
11:
12: : code ( -- colon-sys ) \ tools-ext
13: \ start a native code definition
14: header here >body cfa, defstart init-asm ;
15:
16: : (;code) ( -- ) \ gforth
17: \ execution semantics of @code{;code}
18: r> lastxt code-address! ;
19:
20: : ;code ( colon-sys1 -- colon-sys2 ) \ tools-ext semicolon-code
21: ( create the [;code] part of a low level defining word )
22: state @
23: IF
24: ;-hook postpone (;code) ?struc postpone [
25: ELSE
26: align here lastxt code-address!
27: THEN
28: defstart init-asm ; immediate
29:
30: : end-code ( colon-sys -- ) \ gforth end_code
31: ( end a code definition )
32: lastxt here over - flush-icache
33: previous ?struc reveal ;
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