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Diff for /gforth/prim between versions 1.118 and 1.123

version 1.118, 2003/01/08 10:45:39 version 1.123, 2003/01/24 22:03:20
Line 1404  while(a_addr != NULL) Line 1404  while(a_addr != NULL)
         rdrop r>          rdrop r>
  REPEAT nip nip ;   REPEAT nip nip ;
   
 (hashkey)       ( c_addr u1 -- u2 )             gforth  paren_hashkey  
 u2=0;  
 while(u1--)  
    u2+=(Cell)toupper(*c_addr++);  
 :  
  0 -rot bounds ?DO  I c@ toupper +  LOOP ;  
   
 (hashkey1)      ( c_addr u ubits -- ukey )              gforth  paren_hashkey1  (hashkey1)      ( c_addr u ubits -- ukey )              gforth  paren_hashkey1
 ""ukey is the hash key for the string c_addr u fitting in ubits bits""  ""ukey is the hash key for the string c_addr u fitting in ubits bits""
 /* this hash function rotates the key at every step by rot bits within  /* this hash function rotates the key at every step by rot bits within
Line 1475  f_addr = (Float *)((((Cell)c_addr)+(size Line 1468  f_addr = (Float *)((((Cell)c_addr)+(size
   
 \ threading stuff is currently only interesting if we have a compiler  \ threading stuff is currently only interesting if we have a compiler
 \fhas? standardthreading has? compiler and [IF]  \fhas? standardthreading has? compiler and [IF]
 does-handler!   ( a_addr -- )   gforth  does_handler_store  
 ""Create a @code{DOES>}-handler at address @i{a-addr}. Normally,  
 @i{a-addr} points just behind a @code{DOES>}.""  
 MAKE_DOES_HANDLER(a_addr);  
 :  
     drop ;  
   
 threading-method        ( -- n )        gforth  threading_method  threading-method        ( -- n )        gforth  threading_method
 ""0 if the engine is direct threaded. Note that this may change during  ""0 if the engine is direct threaded. Note that this may change during
 the lifetime of an image.""  the lifetime of an image.""
Line 2018  else Line 2004  else
   
 represent       ( r c_addr u -- n f1 f2 )       float  represent       ( r c_addr u -- n f1 f2 )       float
 char *sig;  char *sig;
   size_t siglen;
 int flag;  int flag;
 int decpt;  int decpt;
 sig=ecvt(r, u, &decpt, &flag);  sig=ecvt(r, u, &decpt, &flag);
 n=(r==0 ? 1 : decpt);  n=(r==0. ? 1 : decpt);
 f1=FLAG(flag!=0);  f1=FLAG(flag!=0);
 f2=FLAG(isdigit((unsigned)(sig[0]))!=0);  f2=FLAG(isdigit((unsigned)(sig[0]))!=0);
 memmove(c_addr,sig,u);  siglen=strlen(sig);
   memcpy(c_addr,sig,siglen);
   memset(c_addr+siglen,f2?'0':' ',u-siglen);
   
 >float  ( c_addr u -- flag )    float   to_float  >float  ( c_addr u -- flag )    float   to_float
 ""Actual stack effect: ( c_addr u -- r t | f ).  Attempt to convert the  ""Actual stack effect: ( c_addr u -- r t | f ).  Attempt to convert the
Line 2393  IF_fpTOS(fpTOS=fp[0]); Line 2382  IF_fpTOS(fpTOS=fp[0]);
   
 \g peephole  \g peephole
   
 primtable       ( -- wprimtable )       new  compile-prim1 ( a_prim -- ) gforth compile_prim1
 ""wprimtable is a table containing the xts of the primitives indexed  ""compile prim (incl. immargs) at @var{a_prim}""
 by sequence-number in prim (for use in prepare-peephole-table).""  compile_prim1(a_prim);
 wprimtable = (Cell)primtable(symbols+DOESJUMP+1,MAX_SYMBOLS-DOESJUMP-1);  
   
 prepare-peephole-table  ( wprimtable -- wpeeptable ) new prepare_peephole_opt  
 ""wpeeptable is a data structure used by @code{peephole-opt}; it is  
 constructed by combining a primitives table with a simple peephole  
 optimization table.""  
 wpeeptable = prepare_peephole_table((Xt *)wprimtable);  
   
 peephole-opt    ( xt1 xt2 wpeeptable -- xt )    new     peephole_opt  
 ""xt is the combination of xt1 and xt2 (according to wpeeptable); if  
 they cannot be combined, xt is 0.""  
 xt = peephole_opt(xt1, xt2, wpeeptable);  
   
 compile-prim ( xt1 -- xt2 )     obsolete        compile_prim  finish-code ( -- ) gforth finish_code
 xt2 = (Xt)compile_prim((Label)xt1);  ""Perform delayed steps in code generation (branch resolution, I-cache
   flushing).""
   finish_code();
   
   forget-dyncode ( c_code -- f ) gforth-internal forget_dyncode
   f = forget_dyncode(c_code);
   
   decompile-prim ( a_code -- a_prim ) gforth-internal decompile_prim
   ""a_prim is the code address of the primitive that has been
   compile_prim1ed to a_code""
   a_prim = (Cell *)decompile_code((Label)a_code);
   
 \ set-next-code and call2 do not appear in images and can be  \ set-next-code and call2 do not appear in images and can be
 \ renumbered arbitrarily  \ renumbered arbitrarily
Line 2429  JUMP(a_callee); Line 2416  JUMP(a_callee);
 assert(0);  assert(0);
 #endif  #endif
   
 compile-prim1 ( a_prim -- ) gforth compile_prim1  
 ""compile prim (incl. immargs) at @var{a_prim}""  
 compile_prim1(a_prim);  
   
 finish-code ( -- ) gforth finish_code  
 ""Perform delayed steps in code generation (branch resolution, I-cache  
 flushing).""  
 finish_code();  
   
 forget-dyncode ( c_code -- f ) gforth-internal forget_dyncode  
 f = forget_dyncode(c_code);  
   
 decompile-prim ( a_code -- a_prim ) gforth-internal decompile_prim  
 ""a_prim is the code address of the primitive that has been  
 compile_prim1ed to a_code""  
 a_prim = (Label)decompile_code((Label)a_code);  
   
 \+  \+
   
 include(peeprules.vmg)  include(peeprules.vmg)
Removed from v.1.118  
changed lines
  Added in v.1.123

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