[gforth] / gforth / prim  

gforth: gforth/prim

Diff for /gforth/prim between version 1.90 and 1.93

version 1.90, Sat Jan 5 22:58:59 2002 UTC version 1.93, Sun Jun 2 10:31:28 2002 UTC
Line 54 
Line 54 
 \ stack. Use different names on both sides of the '--', if you change a  \ stack. Use different names on both sides of the '--', if you change a
 \ value (some stores to the stack are optimized away).  \ value (some stores to the stack are optimized away).
 \  \
   \ For superinstructions the syntax is:
   \
   \ forth-name [/ c-name] = forth-name forth-name ...
 \  \
 \  \
 \ The stack variables have the following types:  \ The stack variables have the following types:
Line 1356 
Line 1359 
 code-address!   ( c_addr xt -- )                gforth  code_address_store  code-address!   ( c_addr xt -- )                gforth  code_address_store
 ""Create a code field with code address @i{c-addr} at @i{xt}.""  ""Create a code field with code address @i{c-addr} at @i{xt}.""
 MAKE_CF(xt, c_addr);  MAKE_CF(xt, c_addr);
 CACHE_FLUSH(xt,(size_t)PFA(0));  
 :  :
     ! ;      ! ;
   
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 ""Create a code field at @i{xt} for a child of a @code{DOES>}-word;  ""Create a code field at @i{xt} for a child of a @code{DOES>}-word;
 @i{a-addr} is the start of the Forth code after @code{DOES>}.""  @i{a-addr} is the start of the Forth code after @code{DOES>}.""
 MAKE_DOES_CF(xt, a_addr);  MAKE_DOES_CF(xt, a_addr);
 CACHE_FLUSH(xt,(size_t)PFA(0));  
 :  :
     dodoes: over ! cell+ ! ;      dodoes: over ! cell+ ! ;
   
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 ""Create a @code{DOES>}-handler at address @i{a-addr}. Normally,  ""Create a @code{DOES>}-handler at address @i{a-addr}. Normally,
 @i{a-addr} points just behind a @code{DOES>}.""  @i{a-addr} points just behind a @code{DOES>}.""
 MAKE_DOES_HANDLER(a_addr);  MAKE_DOES_HANDLER(a_addr);
 CACHE_FLUSH((caddr_t)a_addr,DOES_HANDLER_SIZE);  
 :  :
     drop ;      drop ;
   
Line 2412 
Line 2412 
 compile-prim ( xt1 -- xt2 )     new     compile_prim  compile-prim ( xt1 -- xt2 )     new     compile_prim
 xt2 = (Xt)compile_prim((Label)xt1);  xt2 = (Xt)compile_prim((Label)xt1);
   
 lit@    ( #a_addr -- w )        new     lit_fetch  lit@ / lit_fetch = lit @
 w = *a_addr;  
   
 lit-perform     ( #a_addr -- )  new     lit_perform  lit-perform     ( #a_addr -- )  new     lit_perform
 ip=IP;  ip=IP;
 SUPER_END;  SUPER_END;
 EXEC(*(Xt *)a_addr);  EXEC(*(Xt *)a_addr);
   
 lit+    ( #n1 n2 -- n3 )        new     lit_plus  lit+ / lit_plus = lit +
 n3 = n1 + n2;  
   
 does-exec ( #a_cfa -- R:nest a_pfa )    new     does_exec  does-exec ( #a_cfa -- R:nest a_pfa )    new     does_exec
 a_pfa = PFA(a_cfa);  a_pfa = PFA(a_cfa);

Generate output suitable for use with a patch program
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  Added in v.1.93
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