--- gforth/prim 2003/01/07 22:38:36 1.114 +++ gforth/prim 2003/01/23 21:45:59 1.122 @@ -1404,13 +1404,6 @@ while(a_addr != NULL) rdrop r> 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 ""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 @@ -1473,58 +1466,8 @@ f_addr = (Float *)((((Cell)c_addr)+(size : [ 1 floats 1- ] Literal + [ -1 floats ] Literal and ; ->body ( xt -- a_addr ) core to_body -"" Get the address of the body of the word represented by @i{xt} (the address -of the word's data field)."" -a_addr = PFA(xt); -: - 2 cells + ; - \ threading stuff is currently only interesting if we have a compiler \fhas? standardthreading has? compiler and [IF] - ->code-address ( xt -- c_addr ) gforth to_code_address -""@i{c-addr} is the code address of the word @i{xt}."" -/* !! This behaves installation-dependently for DOES-words */ -c_addr = (Address)CODE_ADDRESS(xt); -: - @ ; - ->does-code ( xt -- a_addr ) gforth to_does_code -""If @i{xt} is the execution token of a child of a @code{DOES>} word, -@i{a-addr} is the start of the Forth code after the @code{DOES>}; -Otherwise @i{a-addr} is 0."" -a_addr = (Cell *)DOES_CODE(xt); -: - cell+ @ ; - -code-address! ( c_addr xt -- ) gforth code_address_store -""Create a code field with code address @i{c-addr} at @i{xt}."" -MAKE_CF(xt, c_addr); -: - ! ; - -does-code! ( a_addr xt -- ) gforth does_code_store -""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>}."" -MAKE_DOES_CF(xt, a_addr); -: - dodoes: over ! cell+ ! ; - -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 ; - -/does-handler ( -- n ) gforth slash_does_handler -""The size of a @code{DOES>}-handler (includes possible padding)."" -/* !! a constant or environmental query might be better */ -n = DOES_HANDLER_SIZE; -: - 2 cells ; - threading-method ( -- n ) gforth threading_method ""0 if the engine is direct threaded. Note that this may change during the lifetime of an image."" @@ -1886,10 +1829,11 @@ flag = FLAG(!fnmatch(pattern, string, 0) newline ( -- c_addr u ) gforth ""String containing the newline sequence of the host OS"" char newline[] = { -#if defined(unix) || defined(__MACH__) -/* Darwin/MacOS X sets __MACH__, but not unix. */ +#if DIRSEP=='/' +/* Unix */ '\n' #else +/* DOS, Win, OS/2 */ '\r','\n' #endif }; @@ -2060,13 +2004,16 @@ else represent ( r c_addr u -- n f1 f2 ) float char *sig; +size_t siglen; int flag; int decpt; sig=ecvt(r, u, &decpt, &flag); -n=(r==0 ? 1 : decpt); +n=(r==0. ? 1 : decpt); f1=FLAG(flag!=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,'0',u-siglen); >float ( c_addr u -- flag ) float to_float ""Actual stack effect: ( c_addr u -- r t | f ). Attempt to convert the @@ -2435,24 +2382,22 @@ IF_fpTOS(fpTOS=fp[0]); \g peephole -primtable ( -- wprimtable ) new -""wprimtable is a table containing the xts of the primitives indexed -by sequence-number in prim (for use in prepare-peephole-table)."" -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-prim1 ( a_prim -- ) gforth compile_prim1 +""compile prim (incl. immargs) at @var{a_prim}"" +compile_prim1(a_prim); -compile-prim ( xt1 -- xt2 ) obsolete compile_prim -xt2 = (Xt)compile_prim((Label)xt1); +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 = (Cell *)decompile_code((Label)a_code); \ set-next-code and call2 do not appear in images and can be \ renumbered arbitrarily @@ -2471,23 +2416,6 @@ JUMP(a_callee); assert(0); #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)