version 1.228, 2008/06/17 21:27:54
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version 1.279, 2012/10/08 22:45:19
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Line 1
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Line 1
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\ Gforth primitives |
\ Gforth primitives |
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\ Copyright (C) 1995,1996,1997,1998,2000,2003,2004,2005,2006,2007 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998,2000,2003,2004,2005,2006,2007,2008,2009,2010,2011 Free Software Foundation, Inc. |
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\ This file is part of Gforth. |
\ This file is part of Gforth. |
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Line 229 fprintf(stderr, "dodoes to %x, push %x\n
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Line 229 fprintf(stderr, "dodoes to %x, push %x\n
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SET_IP(DOES_CODE1(CFA)); |
SET_IP(DOES_CODE1(CFA)); |
#endif /* !defined(NO_IP) */ |
#endif /* !defined(NO_IP) */ |
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(does-handler) ( -- ) gforth-internal paren_does_handler |
(doabicode) ( ... -- ...) gforth-internal paren_doabicode |
""just a slot to have an encoding for the DOESJUMP, |
""run-time routine for @code{ABI-code} definitions"" |
which is no longer used anyway (!! eliminate this)"" |
abifunc *f = (abifunc *)PFA(CFA); |
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Float *fp_mem = fp; |
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sp = (*f)(sp, &fp_mem); |
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fp = fp_mem; |
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#ifdef NO_IP |
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INST_TAIL; |
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goto *next_code; |
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#endif /* defined(NO_IP) */ |
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(do;abicode) ( ... -- ... ) gforth-internal paren_do_semicolon_abi_code |
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""run-time routine for @code{;abi-code}-defined words"" |
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Float *fp_mem = fp; |
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Address body = (Address)PFA(CFA); |
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semiabifunc *f = (semiabifunc *)DOES_CODE1(CFA); |
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sp = (*f)(sp, &fp_mem, body); |
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fp = fp_mem; |
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#ifdef NO_IP |
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INST_TAIL; |
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goto *next_code; |
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#endif /* defined(NO_IP) */ |
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\F [endif] |
\F [endif] |
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Line 593 SET_IP((Xt *)a_target);
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Line 612 SET_IP((Xt *)a_target);
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cell+ |
cell+ |
THEN >r ; |
THEN >r ; |
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(try1) ( ... a_oldhandler a_recovery -- R:a_recovery R:a_sp R:f_fp R:c_lp R:a_oldhandler a_newhandler ) gforth paren_try1 |
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a_sp = sp-1; |
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f_fp = fp; |
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c_lp = lp; |
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a_newhandler = rp-5; |
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(throw1) ( ... wball a_handler -- ... wball ) gforth paren_throw1 |
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rp = a_handler; |
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lp = (Address)rp[1]; |
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fp = (Float *)rp[2]; |
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sp = (Cell *)rp[3]; |
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#ifndef NO_IP |
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ip=IP; |
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#endif |
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SUPER_END; |
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VM_JUMP(EXEC1(*(Xt *)rp[4])); |
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\+ |
\+ |
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\ don't make any assumptions where the return stack is!! |
\ don't make any assumptions where the return stack is!! |
Line 1066 lshift ( u1 n -- u2 ) core l_shift
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Line 1103 lshift ( u1 n -- u2 ) core l_shift
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: |
: |
0 ?DO 2* LOOP ; |
0 ?DO 2* LOOP ; |
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umax ( u1 u2 -- u ) core |
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if (u1<u2) |
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u = u2; |
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else |
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u = u1; |
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: |
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2dup u> select ; |
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umin ( u1 u2 -- u ) core |
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if (u1<u2) |
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u = u1; |
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else |
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u = u2; |
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: |
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2dup u< select ; |
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mux ( u1 u2 u3 -- u ) gforth |
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""multiplex @i{u1} for 1 bits in @i{u3}, @i{u2} for 0 bits in @i{u3} into @i{u}"" |
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u = (u3 & u1) | (~u3 & u2); |
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: |
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tuck and >r invert and r> ; |
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select ( u1 u2 f -- u ) gforth |
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""select @i{u1} if @i{f} is true, @i{u2} if false."" |
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u = f ? u1 : u2; |
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: |
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IF swap THEN nip ; |
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\g compare |
\g compare |
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\ comparisons(prefix, args, prefix, arg1, arg2, wordsets...) |
\ comparisons(prefix, args, prefix, arg1, arg2, wordsets...) |
Line 1463 c_addr2 = c_addr1+1;
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Line 1528 c_addr2 = c_addr1+1;
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: |
: |
dup 1+ swap c@ ; |
dup 1+ swap c@ ; |
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cell/ ( n1 -- n2 ) gforth cell_divide |
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""@i{n2} is the number of cells that fit into @i{n1}"" |
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n2 = n1 / sizeof(Cell); |
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: |
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[ cell |
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2/ dup [IF] ] 2/ [ [THEN] |
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2/ dup [IF] ] 2/ [ [THEN] |
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2/ dup [IF] ] 2/ [ [THEN] |
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2/ dup [IF] ] 2/ [ [THEN] |
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drop ] ; |
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\g compiler |
\g compiler |
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\+f83headerstring |
\+f83headerstring |
Line 1647 wfileid = (Cell)stderr;
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Line 1723 wfileid = (Cell)stderr;
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\+os |
\+os |
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form ( -- urows ucols ) gforth |
(form) ( -- urows ucols ) gforth paren_form |
""The number of lines and columns in the terminal. These numbers may |
""The number of lines and columns in the terminal. These numbers may |
change with the window size. Note that it depends on the OS whether |
change with the window size. Note that it depends on the OS whether |
this reflects the actual size and changes with the window size |
this reflects the actual size and changes with the window size |
Line 1662 ucols=cols;
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Line 1738 ucols=cols;
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wcwidth ( u -- n ) gforth |
wcwidth ( u -- n ) gforth |
""The number of fixed-width characters per unicode character u"" |
""The number of fixed-width characters per unicode character u"" |
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#ifdef HAVE_WCWIDTH |
n = wcwidth(u); |
n = wcwidth(u); |
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#else |
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n = 1; |
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#endif |
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flush-icache ( c_addr u -- ) gforth flush_icache |
flush-icache ( c_addr u -- ) gforth flush_icache |
""Make sure that the instruction cache of the processor (if there is |
""Make sure that the instruction cache of the processor (if there is |
Line 1674 supported on your machine (take a look a
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Line 1754 supported on your machine (take a look a
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your machine has a separate instruction cache. In such cases, |
your machine has a separate instruction cache. In such cases, |
@code{flush-icache} does nothing instead of flushing the instruction |
@code{flush-icache} does nothing instead of flushing the instruction |
cache."" |
cache."" |
FLUSH_ICACHE(c_addr,u); |
FLUSH_ICACHE((caddr_t)c_addr,u); |
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(bye) ( n -- ) gforth paren_bye |
(bye) ( n -- ) gforth paren_bye |
SUPER_END; |
SUPER_END; |
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gforth_FP=fp; |
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gforth_SP=sp; |
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gforth_RP=rp; |
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gforth_LP=lp; |
return (Label *)n; |
return (Label *)n; |
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(system) ( c_addr u -- wretval wior ) gforth paren_system |
(system) ( c_addr u -- wretval wior ) gforth paren_system |
Line 1690 is the host operating system's expansion
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Line 1774 is the host operating system's expansion
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environment variable does not exist, @i{c-addr2 u2} specifies a string 0 characters |
environment variable does not exist, @i{c-addr2 u2} specifies a string 0 characters |
in length."" |
in length."" |
/* close ' to keep fontify happy */ |
/* close ' to keep fontify happy */ |
c_addr2 = (Char *)getenv(cstr(c_addr1,u1,1)); |
char * string = cstr(c_addr1,u1); |
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c_addr2 = (Char *)getenv(string); |
u2 = (c_addr2 == NULL ? 0 : strlen((char *)c_addr2)); |
u2 = (c_addr2 == NULL ? 0 : strlen((char *)c_addr2)); |
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free(string); |
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open-pipe ( c_addr u wfam -- wfileid wior ) gforth open_pipe |
open-pipe ( c_addr u wfam -- wfileid wior ) gforth open_pipe |
wfileid=(Cell)popen(cstr(c_addr,u,1),pfileattr[wfam]); /* ~ expansion of 1st arg? */ |
char * string = cstr(c_addr,u); |
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fflush(stdout); |
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wfileid=(Cell)popen(string,pfileattr[wfam]); /* ~ expansion of 1st arg? */ |
wior = IOR(wfileid==0); /* !! the man page says that errno is not set reliably */ |
wior = IOR(wfileid==0); /* !! the man page says that errno is not set reliably */ |
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free(string); |
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close-pipe ( wfileid -- wretval wior ) gforth close_pipe |
close-pipe ( wfileid -- wretval wior ) gforth close_pipe |
wretval = pclose((FILE *)wfileid); |
wretval = pclose((FILE *)wfileid); |
Line 1762 if (a_addr1==NULL)
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Line 1851 if (a_addr1==NULL)
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else |
else |
a_addr2 = (Cell *)realloc(a_addr1, u); |
a_addr2 = (Cell *)realloc(a_addr1, u); |
wior = IOR(a_addr2==NULL); /* !! Define a return code */ |
wior = IOR(a_addr2==NULL); /* !! Define a return code */ |
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if (a_addr2==NULL) |
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a_addr2 = a_addr1; |
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strerror ( n -- c_addr u ) gforth |
strerror ( n -- c_addr u ) gforth |
c_addr = (Char *)strerror(n); |
c_addr = (Char *)strerror(n); |
Line 1777 access the stack itself. The stack point
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Line 1868 access the stack itself. The stack point
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variables @code{gforth_SP} and @code{gforth_FP}."" |
variables @code{gforth_SP} and @code{gforth_FP}."" |
/* This is a first attempt at support for calls to C. This may change in |
/* This is a first attempt at support for calls to C. This may change in |
the future */ |
the future */ |
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IF_fpTOS(fp[0]=fpTOS); |
gforth_FP=fp; |
gforth_FP=fp; |
gforth_SP=sp; |
gforth_SP=sp; |
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gforth_RP=rp; |
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gforth_LP=lp; |
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#ifdef HAS_LINKBACK |
((void (*)())w)(); |
((void (*)())w)(); |
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#else |
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((void (*)(void *))w)(&gforth_pointers); |
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#endif |
sp=gforth_SP; |
sp=gforth_SP; |
fp=gforth_FP; |
fp=gforth_FP; |
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rp=gforth_RP; |
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lp=gforth_LP; |
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IF_fpTOS(fpTOS=fp[0]); |
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\+ |
\+ |
\+file |
\+file |
Line 1790 close-file ( wfileid -- wior ) file clo
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Line 1891 close-file ( wfileid -- wior ) file clo
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wior = IOR(fclose((FILE *)wfileid)==EOF); |
wior = IOR(fclose((FILE *)wfileid)==EOF); |
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open-file ( c_addr u wfam -- wfileid wior ) file open_file |
open-file ( c_addr u wfam -- wfileid wior ) file open_file |
wfileid = opencreate_file(tilde_cstr(c_addr,u,1), wfam, 0, &wior); |
char * string = tilde_cstr(c_addr,u); |
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wfileid = opencreate_file(string, wfam, 0, &wior); |
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free(string); |
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create-file ( c_addr u wfam -- wfileid wior ) file create_file |
create-file ( c_addr u wfam -- wfileid wior ) file create_file |
wfileid = opencreate_file(tilde_cstr(c_addr,u,1), wfam, O_CREAT|O_TRUNC, &wior); |
char * string = tilde_cstr(c_addr,u); |
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wfileid = opencreate_file(string, wfam, O_CREAT|O_TRUNC, &wior); |
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free(string); |
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delete-file ( c_addr u -- wior ) file delete_file |
delete-file ( c_addr u -- wior ) file delete_file |
wior = IOR(unlink(tilde_cstr(c_addr, u, 1))==-1); |
char * string = tilde_cstr(c_addr,u); |
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wior = IOR(unlink(string)==-1); |
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free(string); |
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rename-file ( c_addr1 u1 c_addr2 u2 -- wior ) file-ext rename_file |
rename-file ( c_addr1 u1 c_addr2 u2 -- wior ) file-ext rename_file |
""Rename file @i{c_addr1 u1} to new name @i{c_addr2 u2}"" |
""Rename file @i{c_addr1 u1} to new name @i{c_addr2 u2}"" |
Line 1821 wior = IOR(ftruncate(fileno((FILE *)wfil
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Line 1928 wior = IOR(ftruncate(fileno((FILE *)wfil
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read-file ( c_addr u1 wfileid -- u2 wior ) file read_file |
read-file ( c_addr u1 wfileid -- u2 wior ) file read_file |
/* !! fread does not guarantee enough */ |
/* !! fread does not guarantee enough */ |
u2 = fread(c_addr, sizeof(Char), u1, (FILE *)wfileid); |
u2 = fread(c_addr, sizeof(Char), u1, (FILE *)wfileid); |
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if (u2>0) |
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gf_regetc((FILE *)wfileid); |
wior = FILEIO(u2<u1 && ferror((FILE *)wfileid)); |
wior = FILEIO(u2<u1 && ferror((FILE *)wfileid)); |
/* !! is the value of ferror errno-compatible? */ |
/* !! is the value of ferror errno-compatible? */ |
if (wior) |
if (wior) |
clearerr((FILE *)wfileid); |
clearerr((FILE *)wfileid); |
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(read-line) ( c_addr u1 wfileid -- u2 flag u3 wior ) file paren_read_line |
(read-line) ( c_addr u1 wfileid -- u2 flag u3 wior ) file paren_read_line |
struct Cellquad r = read_line(c_addr, u1, wfileid); |
struct Cellquad r = read_line(c_addr, u1, (FILE *)wfileid); |
u2 = r.n1; |
u2 = r.n1; |
flag = r.n2; |
flag = r.n2; |
u3 = r.n3; |
u3 = r.n3; |
Line 1873 flag = FLAG(feof((FILE *) wfileid));
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Line 1982 flag = FLAG(feof((FILE *) wfileid));
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open-dir ( c_addr u -- wdirid wior ) gforth open_dir |
open-dir ( c_addr u -- wdirid wior ) gforth open_dir |
""Open the directory specified by @i{c-addr, u} |
""Open the directory specified by @i{c-addr, u} |
and return @i{dir-id} for futher access to it."" |
and return @i{dir-id} for futher access to it."" |
wdirid = (Cell)opendir(tilde_cstr(c_addr, u, 1)); |
char * string = tilde_cstr(c_addr,u); |
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wdirid = (Cell)opendir(string); |
wior = IOR(wdirid == 0); |
wior = IOR(wdirid == 0); |
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free(string); |
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read-dir ( c_addr u1 wdirid -- u2 flag wior ) gforth read_dir |
read-dir ( c_addr u1 wdirid -- u2 flag wior ) gforth read_dir |
""Attempt to read the next entry from the directory specified |
""Attempt to read the next entry from the directory specified |
Line 1909 close-dir ( wdirid -- wior ) gforth clos
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Line 2020 close-dir ( wdirid -- wior ) gforth clos
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wior = IOR(closedir((DIR *)wdirid)); |
wior = IOR(closedir((DIR *)wdirid)); |
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filename-match ( c_addr1 u1 c_addr2 u2 -- flag ) gforth match_file |
filename-match ( c_addr1 u1 c_addr2 u2 -- flag ) gforth match_file |
char * string = cstr(c_addr1, u1, 1); |
char * string = cstr(c_addr1, u1); |
char * pattern = cstr(c_addr2, u2, 0); |
char * pattern = cstr(c_addr2, u2); |
flag = FLAG(!fnmatch(pattern, string, 0)); |
flag = FLAG(!fnmatch(pattern, string, 0)); |
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free(string); |
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free(pattern); |
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set-dir ( c_addr u -- wior ) gforth set_dir |
set-dir ( c_addr u -- wior ) gforth set_dir |
""Change the current directory to @i{c-addr, u}. |
""Change the current directory to @i{c-addr, u}. |
Return an error if this is not possible"" |
Return an error if this is not possible"" |
wior = IOR(chdir(tilde_cstr(c_addr, u, 1))); |
char * string = tilde_cstr(c_addr, u); |
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wior = IOR(chdir(string)); |
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free(string); |
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get-dir ( c_addr1 u1 -- c_addr2 u2 ) gforth get_dir |
get-dir ( c_addr1 u1 -- c_addr2 u2 ) gforth get_dir |
""Store the current directory in the buffer specified by @{c-addr1, u1}. |
""Store the current directory in the buffer specified by @i{c-addr1, u1}. |
If the buffer size is not sufficient, return 0 0"" |
If the buffer size is not sufficient, return 0 0"" |
c_addr2 = (Char *)getcwd((char *)c_addr1, u1); |
c_addr2 = (Char *)getcwd((char *)c_addr1, u1); |
if(c_addr2 != NULL) { |
if(c_addr2 != NULL) { |
Line 1928 if(c_addr2 != NULL) {
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Line 2043 if(c_addr2 != NULL) {
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u2 = 0; |
u2 = 0; |
} |
} |
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=mkdir ( c_addr u wmode -- wior ) gforth equals_mkdir |
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""Create directory @i{c-addr u} with mode @i{wmode}."" |
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char * string = tilde_cstr(c_addr,u); |
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wior = IOR(mkdir(string,wmode)); |
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free(string); |
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\+ |
\+ |
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newline ( -- c_addr u ) gforth |
newline ( -- c_addr u ) gforth |
""String containing the newline sequence of the host OS"" |
""String containing the newline sequence of the host OS"" |
char newline[] = { |
static const char newline[] = { |
#if DIRSEP=='/' |
#if DIRSEP=='/' |
/* Unix */ |
/* Unix */ |
'\n' |
'\n' |
Line 1973 duser = timeval2us(&time1);
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Line 2094 duser = timeval2us(&time1);
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dsystem = DZERO; |
dsystem = DZERO; |
#endif |
#endif |
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ntime ( -- dtime ) gforth |
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""Report the current time in nanoseconds since some epoch."" |
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struct timespec time1; |
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#ifdef HAVE_CLOCK_GETTIME |
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clock_gettime(CLOCK_REALTIME,&time1); |
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#else |
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struct timeval time2; |
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gettimeofday(&time2,NULL); |
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time1.tv_sec = time2.tv_sec; |
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time1.tv_nsec = time2.tv_usec*1000; |
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#endif |
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dtime = timespec2ns(&time1); |
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\+ |
\+ |
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\+floating |
\+floating |
Line 2064 r3 = r1/r2;
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Line 2198 r3 = r1/r2;
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f** ( r1 r2 -- r3 ) float-ext f_star_star |
f** ( r1 r2 -- r3 ) float-ext f_star_star |
""@i{r3} is @i{r1} raised to the @i{r2}th power."" |
""@i{r3} is @i{r1} raised to the @i{r2}th power."" |
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CLOBBER_TOS_WORKAROUND_START; |
r3 = pow(r1,r2); |
r3 = pow(r1,r2); |
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CLOBBER_TOS_WORKAROUND_END; |
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fm* ( r1 n -- r2 ) gforth fm_star |
fm* ( r1 n -- r2 ) gforth fm_star |
r2 = r1*n; |
r2 = r1*n; |
Line 2106 n2 = n1*sizeof(Float);
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Line 2242 n2 = n1*sizeof(Float);
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floor ( r1 -- r2 ) float |
floor ( r1 -- r2 ) float |
""Round towards the next smaller integral value, i.e., round toward negative infinity."" |
""Round towards the next smaller integral value, i.e., round toward negative infinity."" |
/* !! unclear wording */ |
/* !! unclear wording */ |
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CLOBBER_TOS_WORKAROUND_START; |
r2 = floor(r1); |
r2 = floor(r1); |
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CLOBBER_TOS_WORKAROUND_END; |
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fround ( r1 -- r2 ) float f_round |
fround ( r1 -- r2 ) float f_round |
""Round to the nearest integral value."" |
""Round to the nearest integral value."" |
Line 2131 int flag;
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Line 2269 int flag;
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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); |
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flag=signbit(r); /* not all ecvt()s do this as desired */ |
f1=FLAG(flag!=0); |
f1=FLAG(flag!=0); |
f2=FLAG(isdigit((unsigned)(sig[0]))!=0); |
f2=FLAG(isdigit((unsigned)(sig[0]))!=0); |
siglen=strlen((char *)sig); |
siglen=strlen((char *)sig); |
Line 2150 representation. If the string represents
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Line 2289 representation. If the string represents
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true. Otherwise, @i{flag} is false. A string of blanks is a special |
true. Otherwise, @i{flag} is false. A string of blanks is a special |
case and represents the floating-point number 0."" |
case and represents the floating-point number 0."" |
Float r; |
Float r; |
flag = to_float(c_addr, u, &r); |
flag = to_float(c_addr, u, &r, '.'); |
if (flag) { |
if (flag) { |
fp--; |
fp--; |
fp[0]=r; |
fp[0]=r; |
Line 2160 fabs ( r1 -- r2 ) float-ext f_abs
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Line 2299 fabs ( r1 -- r2 ) float-ext f_abs
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r2 = fabs(r1); |
r2 = fabs(r1); |
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facos ( r1 -- r2 ) float-ext f_a_cos |
facos ( r1 -- r2 ) float-ext f_a_cos |
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CLOBBER_TOS_WORKAROUND_START; |
r2 = acos(r1); |
r2 = acos(r1); |
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CLOBBER_TOS_WORKAROUND_END; |
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fasin ( r1 -- r2 ) float-ext f_a_sine |
fasin ( r1 -- r2 ) float-ext f_a_sine |
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CLOBBER_TOS_WORKAROUND_START; |
r2 = asin(r1); |
r2 = asin(r1); |
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CLOBBER_TOS_WORKAROUND_END; |
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fatan ( r1 -- r2 ) float-ext f_a_tan |
fatan ( r1 -- r2 ) float-ext f_a_tan |
r2 = atan(r1); |
r2 = atan(r1); |
Line 2171 r2 = atan(r1);
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Line 2314 r2 = atan(r1);
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fatan2 ( r1 r2 -- r3 ) float-ext f_a_tan_two |
fatan2 ( r1 r2 -- r3 ) float-ext f_a_tan_two |
""@i{r1/r2}=tan(@i{r3}). ANS Forth does not require, but probably |
""@i{r1/r2}=tan(@i{r3}). ANS Forth does not require, but probably |
intends this to be the inverse of @code{fsincos}. In gforth it is."" |
intends this to be the inverse of @code{fsincos}. In gforth it is."" |
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CLOBBER_TOS_WORKAROUND_START; |
r3 = atan2(r1,r2); |
r3 = atan2(r1,r2); |
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CLOBBER_TOS_WORKAROUND_END; |
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|
fcos ( r1 -- r2 ) float-ext f_cos |
fcos ( r1 -- r2 ) float-ext f_cos |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = cos(r1); |
r2 = cos(r1); |
|
CLOBBER_TOS_WORKAROUND_END; |
|
|
fexp ( r1 -- r2 ) float-ext f_e_x_p |
fexp ( r1 -- r2 ) float-ext f_e_x_p |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = exp(r1); |
r2 = exp(r1); |
|
CLOBBER_TOS_WORKAROUND_END; |
|
|
fexpm1 ( r1 -- r2 ) float-ext f_e_x_p_m_one |
fexpm1 ( r1 -- r2 ) float-ext f_e_x_p_m_one |
""@i{r2}=@i{e}**@i{r1}@minus{}1"" |
""@i{r2}=@i{e}**@i{r1}@minus{}1"" |
Line 2187 extern double
|
Line 2336 extern double
|
const |
const |
#endif |
#endif |
expm1(double); |
expm1(double); |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = expm1(r1); |
r2 = expm1(r1); |
|
CLOBBER_TOS_WORKAROUND_END; |
#else |
#else |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = exp(r1)-1.; |
r2 = exp(r1)-1.; |
|
CLOBBER_TOS_WORKAROUND_END; |
#endif |
#endif |
|
|
fln ( r1 -- r2 ) float-ext f_l_n |
fln ( r1 -- r2 ) float-ext f_l_n |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = log(r1); |
r2 = log(r1); |
|
CLOBBER_TOS_WORKAROUND_END; |
|
|
flnp1 ( r1 -- r2 ) float-ext f_l_n_p_one |
flnp1 ( r1 -- r2 ) float-ext f_l_n_p_one |
""@i{r2}=ln(@i{r1}+1)"" |
""@i{r2}=ln(@i{r1}+1)"" |
|
CLOBBER_TOS_WORKAROUND_START; |
#ifdef HAVE_LOG1P |
#ifdef HAVE_LOG1P |
extern double |
extern double |
#ifdef NeXT |
#ifdef NeXT |
Line 2207 r2 = log1p(r1);
|
Line 2363 r2 = log1p(r1);
|
#else |
#else |
r2 = log(r1+1.); |
r2 = log(r1+1.); |
#endif |
#endif |
|
CLOBBER_TOS_WORKAROUND_END; |
|
|
flog ( r1 -- r2 ) float-ext f_log |
flog ( r1 -- r2 ) float-ext f_log |
""The decimal logarithm."" |
""The decimal logarithm."" |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = log10(r1); |
r2 = log10(r1); |
|
CLOBBER_TOS_WORKAROUND_END; |
|
|
falog ( r1 -- r2 ) float-ext f_a_log |
falog ( r1 -- r2 ) float-ext f_a_log |
""@i{r2}=10**@i{r1}"" |
""@i{r2}=10**@i{r1}"" |
extern double pow10(double); |
extern double pow10(double); |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = pow10(r1); |
r2 = pow10(r1); |
|
CLOBBER_TOS_WORKAROUND_END; |
|
|
fsin ( r1 -- r2 ) float-ext f_sine |
fsin ( r1 -- r2 ) float-ext f_sine |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = sin(r1); |
r2 = sin(r1); |
|
CLOBBER_TOS_WORKAROUND_END; |
|
|
fsincos ( r1 -- r2 r3 ) float-ext f_sine_cos |
fsincos ( r1 -- r2 r3 ) float-ext f_sine_cos |
""@i{r2}=sin(@i{r1}), @i{r3}=cos(@i{r1})"" |
""@i{r2}=sin(@i{r1}), @i{r3}=cos(@i{r1})"" |
r2 = sin(r1); |
CLOBBER_TOS_WORKAROUND_START; |
r3 = cos(r1); |
sincos(r1, &r2, &r3); |
|
CLOBBER_TOS_WORKAROUND_END; |
|
|
fsqrt ( r1 -- r2 ) float-ext f_square_root |
fsqrt ( r1 -- r2 ) float-ext f_square_root |
r2 = sqrt(r1); |
r2 = sqrt(r1); |
|
|
ftan ( r1 -- r2 ) float-ext f_tan |
ftan ( r1 -- r2 ) float-ext f_tan |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = tan(r1); |
r2 = tan(r1); |
|
CLOBBER_TOS_WORKAROUND_END; |
: |
: |
fsincos f/ ; |
fsincos f/ ; |
|
|
fsinh ( r1 -- r2 ) float-ext f_cinch |
fsinh ( r1 -- r2 ) float-ext f_cinch |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = sinh(r1); |
r2 = sinh(r1); |
|
CLOBBER_TOS_WORKAROUND_END; |
: |
: |
fexpm1 fdup fdup 1. d>f f+ f/ f+ f2/ ; |
fexpm1 fdup fdup 1. d>f f+ f/ f+ f2/ ; |
|
|
fcosh ( r1 -- r2 ) float-ext f_cosh |
fcosh ( r1 -- r2 ) float-ext f_cosh |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = cosh(r1); |
r2 = cosh(r1); |
|
CLOBBER_TOS_WORKAROUND_END; |
: |
: |
fexp fdup 1/f f+ f2/ ; |
fexp fdup 1/f f+ f2/ ; |
|
|
ftanh ( r1 -- r2 ) float-ext f_tan_h |
ftanh ( r1 -- r2 ) float-ext f_tan_h |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = tanh(r1); |
r2 = tanh(r1); |
|
CLOBBER_TOS_WORKAROUND_END; |
: |
: |
f2* fexpm1 fdup 2. d>f f+ f/ ; |
f2* fexpm1 fdup 2. d>f f+ f/ ; |
|
|
fasinh ( r1 -- r2 ) float-ext f_a_cinch |
fasinh ( r1 -- r2 ) float-ext f_a_cinch |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = asinh(r1); |
r2 = asinh(r1); |
|
CLOBBER_TOS_WORKAROUND_END; |
: |
: |
fdup fdup f* 1. d>f f+ fsqrt f/ fatanh ; |
fdup fdup f* 1. d>f f+ fsqrt f/ fatanh ; |
|
|
facosh ( r1 -- r2 ) float-ext f_a_cosh |
facosh ( r1 -- r2 ) float-ext f_a_cosh |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = acosh(r1); |
r2 = acosh(r1); |
|
CLOBBER_TOS_WORKAROUND_END; |
: |
: |
fdup fdup f* 1. d>f f- fsqrt f+ fln ; |
fdup fdup f* 1. d>f f- fsqrt f+ fln ; |
|
|
fatanh ( r1 -- r2 ) float-ext f_a_tan_h |
fatanh ( r1 -- r2 ) float-ext f_a_tan_h |
|
CLOBBER_TOS_WORKAROUND_START; |
r2 = atanh(r1); |
r2 = atanh(r1); |
|
CLOBBER_TOS_WORKAROUND_END; |
: |
: |
fdup f0< >r fabs 1. d>f fover f- f/ f2* flnp1 f2/ |
fdup f0< >r fabs 1. d>f fover f- f/ f2* flnp1 f2/ |
r> IF fnegate THEN ; |
r> IF fnegate THEN ; |
Line 2306 faxpy(ra, f_x, nstridex, f_y, nstridey,
|
Line 2484 faxpy(ra, f_x, nstridex, f_y, nstridey,
|
fdup dup f@ f* over + 2swap dup f@ f+ dup f! over + 2swap |
fdup dup f@ f* over + 2swap dup f@ f+ dup f! over + 2swap |
LOOP 2drop 2drop fdrop ; |
LOOP 2drop 2drop fdrop ; |
|
|
|
>float1 ( c_addr u c -- f:... flag ) gforth to_float1 |
|
""Actual stack effect: ( c_addr u c -- r t | f ). Attempt to convert the |
|
character string @i{c-addr u} to internal floating-point |
|
representation. If the string represents a valid floating-point number |
|
@i{r} is placed on the floating-point stack and @i{flag} is |
|
true. Otherwise, @i{flag} is false. A string of blanks is a special |
|
case and represents the floating-point number 0."" |
|
Float r; |
|
flag = to_float(c_addr, u, &r, c); |
|
if (flag) { |
|
fp--; |
|
fp[0]=r; |
|
} |
|
|
|
float/ ( n1 -- n2 ) gforth float_divide |
|
n2 = n1 / sizeof(Float); |
|
|
|
dfloat/ ( n1 -- n2 ) gforth sfloat_divide |
|
n2 = n1 / sizeof(DFloat); |
|
|
|
sfloat/ ( n1 -- n2 ) gforth dfloat_divide |
|
n2 = n1 / sizeof(SFloat); |
|
|
\+ |
\+ |
|
|
\ The following words access machine/OS/installation-dependent |
\ The following words access machine/OS/installation-dependent |
Line 2393 r = fp[u];
|
Line 2594 r = fp[u];
|
\g syslib |
\g syslib |
|
|
open-lib ( c_addr1 u1 -- u2 ) gforth open_lib |
open-lib ( c_addr1 u1 -- u2 ) gforth open_lib |
#if 1 |
u2 = gforth_dlopen(c_addr1, u1); |
u2 = (UCell)lt_dlopen(cstr(c_addr1, u1, 1)); |
|
#elif defined(HAVE_LIBDL) || defined(HAVE_DLOPEN) |
|
#ifndef RTLD_GLOBAL |
|
#define RTLD_GLOBAL 0 |
|
#endif |
|
u2=(UCell) dlopen(cstr(c_addr1, u1, 1), RTLD_GLOBAL | RTLD_LAZY); |
|
#else |
|
# ifdef _WIN32 |
|
u2 = (Cell) GetModuleHandle(cstr(c_addr1, u1, 1)); |
|
# else |
|
#warning Define open-lib! |
|
u2 = 0; |
|
# endif |
|
#endif |
|
|
|
lib-sym ( c_addr1 u1 u2 -- u3 ) gforth lib_sym |
lib-sym ( c_addr1 u1 u2 -- u3 ) gforth lib_sym |
#if 1 |
char * string = cstr(c_addr1, u1); |
u3 = (UCell) lt_dlsym((lt_dlhandle)u2, cstr(c_addr1, u1, 1)); |
#ifdef HAVE_LIBLTDL |
|
u3 = (UCell) lt_dlsym((lt_dlhandle)u2, string); |
#elif defined(HAVE_LIBDL) || defined(HAVE_DLOPEN) |
#elif defined(HAVE_LIBDL) || defined(HAVE_DLOPEN) |
u3 = (UCell) dlsym((void*)u2,cstr(c_addr1, u1, 1)); |
u3 = (UCell) dlsym((void*)u2,string); |
#else |
#else |
# ifdef _WIN32 |
# ifdef _WIN32 |
u3 = (Cell) GetProcAddress((HMODULE)u2, cstr(c_addr1, u1, 1)); |
u3 = (Cell) GetProcAddress((HMODULE)u2, string); |
# else |
# else |
#warning Define lib-sym! |
#warning Define lib-sym! |
u3 = 0; |
u3 = 0; |
# endif |
# endif |
#endif |
#endif |
|
free(string); |
|
|
wcall ( ... u -- ... ) gforth |
wcall ( ... u -- ... ) gforth |
gforth_FP=fp; |
gforth_FP=fp; |
Line 2454 l! ( w c_addr -- ) gforth l_store
|
Line 2643 l! ( w c_addr -- ) gforth l_store
|
|
|
lib-error ( -- c_addr u ) gforth lib_error |
lib-error ( -- c_addr u ) gforth lib_error |
""Error message for last failed @code{open-lib} or @code{lib-sym}."" |
""Error message for last failed @code{open-lib} or @code{lib-sym}."" |
c_addr = lt_dlerror(); |
#ifdef HAVE_LIBLTDL |
u = (c_addr == NULL) ? 0 : strlen(c_addr); |
c_addr = (Char *)lt_dlerror(); |
|
u = (c_addr == NULL) ? 0 : strlen((char *)c_addr); |
|
#elif defined(HAVE_LIBDL) || defined(HAVE_DLOPEN) |
|
c_addr = dlerror(); |
|
u = strlen(c_addr); |
|
#else |
|
c_addr = "libltdl is not configured"; |
|
u = strlen(c_addr); |
|
#endif |
|
|
|
be-w! ( w c_addr -- ) gforth w_store_be |
|
""Store the bottom 16 bits of @i{w} at @i{c_addr} in big endian format."" |
|
c_addr[0] = w >> 8; |
|
c_addr[1] = w; |
|
|
|
be-l! ( w c_addr -- ) gforth l_store_be |
|
""Store the bottom 32 bits of @i{w} at @i{c_addr} in big endian format."" |
|
c_addr[0] = w >> 24; |
|
c_addr[1] = w >> 16; |
|
c_addr[2] = w >> 8; |
|
c_addr[3] = w; |
|
|
|
le-w! ( w c_addr -- ) gforth w_store_le |
|
""Store the bottom 16 bits of @i{w} at @i{c_addr} in big endian format."" |
|
c_addr[1] = w >> 8; |
|
c_addr[0] = w; |
|
|
|
le-l! ( w c_addr -- ) gforth l_store_le |
|
""Store the bottom 32 bits of @i{w} at @i{c_addr} in big endian format."" |
|
c_addr[3] = w >> 24; |
|
c_addr[2] = w >> 16; |
|
c_addr[1] = w >> 8; |
|
c_addr[0] = w; |
|
|
|
be-uw@ ( c_addr -- u ) gforth w_fetch_be |
|
""@i{u} is the zero-extended 16-bit big endian value stored at @i{c_addr}."" |
|
u = (c_addr[0] << 8) | (c_addr[1]); |
|
|
|
be-ul@ ( c_addr -- u ) gforth l_fetch_be |
|
""@i{u} is the zero-extended 32-bit big endian value stored at @i{c_addr}."" |
|
u = ((Cell)c_addr[0] << 24) | (c_addr[1] << 16) | (c_addr[2] << 8) | (c_addr[3]); |
|
|
|
le-uw@ ( c_addr -- u ) gforth w_fetch_le |
|
""@i{u} is the zero-extended 16-bit little endian value stored at @i{c_addr}."" |
|
u = (c_addr[1] << 8) | (c_addr[0]); |
|
|
|
le-ul@ ( c_addr -- u ) gforth l_fetch_le |
|
""@i{u} is the zero-extended 32-bit little endian value stored at @i{c_addr}."" |
|
u = ((Cell)c_addr[3] << 24) | (c_addr[2] << 16) | (c_addr[1] << 8) | (c_addr[0]); |
|
|
|
\+64bit |
|
|
|
x! ( w c_addr -- ) gforth x_store |
|
""Store the bottom 64 bits of @i{w} at 64-bit-aligned @i{c_addr}."" |
|
*(UOctabyte *)c_addr = w; |
|
|
|
ux@ ( c_addr -- u ) gforth u_x_fetch |
|
""@i{u} is the zero-extended 64-bit value stored at 64-bit-aligned @i{c_addr}."" |
|
u = *(UOctabyte *)c_addr; |
|
|
|
sx@ ( c_addr -- n ) gforth s_x_fetch |
|
""@i{u} is the sign-extended 64-bit value stored at 64-bit-aligned @i{c_addr}."" |
|
n = *(Octabyte *)c_addr; |
|
|
|
be-x! ( w c_addr -- ) gforth b_e_x_store |
|
""Store the bottom 64 bits of @i{w} at @i{c_addr} in big endian format."" |
|
c_addr[0] = w >> 56; |
|
c_addr[1] = w >> 48; |
|
c_addr[2] = w >> 40; |
|
c_addr[3] = w >> 32; |
|
c_addr[4] = w >> 24; |
|
c_addr[5] = w >> 16; |
|
c_addr[6] = w >> 8; |
|
c_addr[7] = w; |
|
|
|
le-x! ( w c_addr -- ) gforth l_e_x_store |
|
""Store the bottom 64 bits of @i{w} at @i{c_addr} in big endian format."" |
|
c_addr[7] = w >> 56; |
|
c_addr[6] = w >> 48; |
|
c_addr[5] = w >> 40; |
|
c_addr[4] = w >> 32; |
|
c_addr[3] = w >> 24; |
|
c_addr[2] = w >> 16; |
|
c_addr[1] = w >> 8; |
|
c_addr[0] = w; |
|
|
|
be-ux@ ( c_addr -- u ) gforth b_e_u_x_fetch |
|
""@i{u} is the zero-extended 64-bit big endian value stored at @i{c_addr}."" |
|
u = (((Cell)(c_addr[0]) << 56) | |
|
((Cell)(c_addr[1]) << 48) | |
|
((Cell)(c_addr[2]) << 40) | |
|
((Cell)(c_addr[3]) << 32) | |
|
((Cell)(c_addr[4]) << 24) | |
|
((Cell)(c_addr[5]) << 16) | |
|
((Cell)(c_addr[6]) << 8) | |
|
((Cell)(c_addr[7]))); |
|
|
|
le-ux@ ( c_addr -- u ) gforth l_e_u_x_fetch |
|
""@i{u} is the zero-extended 64-bit little endian value stored at @i{c_addr}."" |
|
u = (((Cell)(c_addr[7]) << 56) | |
|
((Cell)(c_addr[6]) << 48) | |
|
((Cell)(c_addr[5]) << 40) | |
|
((Cell)(c_addr[4]) << 32) | |
|
((Cell)(c_addr[3]) << 24) | |
|
((Cell)(c_addr[2]) << 16) | |
|
((Cell)(c_addr[1]) << 8) | |
|
((Cell)(c_addr[0]))); |
|
|
|
\+ |
\+ |
\+ |
\g peephole |
\g peephole |
|
|
Line 2504 a_addr = groups;
|
Line 2800 a_addr = groups;
|
|
|
\+ |
\+ |
|
|
|
\g primitive_centric |
|
|
|
\ primitives for primitive-centric code |
|
\ another one is does-exec |
|
|
|
abi-call ( #a_callee ... -- ... ) gforth-internal abi_call |
|
/* primitive for compiled ABI-CODE words */ |
|
abifunc *f = (abifunc *)a_callee; |
|
Float *fp_mem = fp; |
|
sp = (*f)(sp, &fp_mem); |
|
fp = fp_mem; |
|
|
|
;abi-code-exec ( #a_cfa ... -- ... ) gforth-internal semi_abi_code_exec |
|
/* primitive for performing ;ABI-CODE words */ |
|
Float *fp_mem = fp; |
|
semiabifunc *f = (semiabifunc *)DOES_CODE1(a_cfa); |
|
Address body = (Address)PFA(a_cfa); |
|
sp = (*f)(sp, &fp_mem, body); |
|
fp = fp_mem; |
|
|
|
lit-execute ( #a_addr -- ) new lit_execute |
|
/* for ;code and code words; a static superinstruction would be more general, |
|
but VM_JUMP is currently not supported there */ |
|
#ifndef NO_IP |
|
ip=IP; |
|
#endif |
|
SUPER_END; |
|
VM_JUMP(EXEC1((Xt)a_addr)); |
|
|
|
\+objects |
|
\g object_pointer |
|
|
|
>o ( c_addr -- r:c_old ) new to_o |
|
c_old = op; |
|
op = c_addr; |
|
|
|
o> ( r:c_addr -- ) new o_restore |
|
op = c_addr; |
|
|
|
o#+ ( #w -- c_addr ) new o_lit_plus |
|
c_addr = op + w; |
|
|
|
\+ |
\g static_super |
\g static_super |
|
|
ifdef(`STACK_CACHE_FILE', |
ifdef(`STACK_CACHE_FILE', |