version 1.236, 2008/10/06 21:21:20
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version 1.251, 2010/07/05 18:46:19
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\ Gforth primitives |
\ Gforth primitives |
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\ Copyright (C) 1995,1996,1997,1998,2000,2003,2004,2005,2006,2007,2008 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998,2000,2003,2004,2005,2006,2007,2008,2009 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 1662 ucols=cols;
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Line 1681 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 1694 c_addr2 = (Char *)getenv(cstr(c_addr1,u1
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Line 1717 c_addr2 = (Char *)getenv(cstr(c_addr1,u1
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u2 = (c_addr2 == NULL ? 0 : strlen((char *)c_addr2)); |
u2 = (c_addr2 == NULL ? 0 : strlen((char *)c_addr2)); |
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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 |
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fflush(stdout); |
wfileid=(Cell)popen(cstr(c_addr,u,1),pfileattr[wfam]); /* ~ expansion of 1st arg? */ |
wfileid=(Cell)popen(cstr(c_addr,u,1),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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Line 1831 wior = IOR(ftruncate(fileno((FILE *)wfil
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Line 1855 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 2145 int flag;
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Line 2171 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 2407 r = fp[u];
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Line 2434 r = fp[u];
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\g syslib |
\g syslib |
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open-lib ( c_addr1 u1 -- u2 ) gforth open_lib |
open-lib ( c_addr1 u1 -- u2 ) gforth open_lib |
#ifdef HAVE_LIBLTDL |
u2 = gforth_dlopen(c_addr1, u1); |
u2 = (UCell)lt_dlopen(tilde_cstr(c_addr1, u1, 1)); |
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#elif defined(HAVE_LIBDL) || defined(HAVE_DLOPEN) |
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#ifndef RTLD_GLOBAL |
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#define RTLD_GLOBAL 0 |
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#endif |
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u2=(UCell) dlopen(tilde_cstr(c_addr1, u1, 1), RTLD_GLOBAL | RTLD_LAZY); |
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#else |
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# ifdef _WIN32 |
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u2 = (Cell) GetModuleHandle(tilde_cstr(c_addr1, u1, 1)); |
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# else |
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#warning Define open-lib! |
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u2 = 0; |
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# endif |
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#endif |
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lib-sym ( c_addr1 u1 u2 -- u3 ) gforth lib_sym |
lib-sym ( c_addr1 u1 u2 -- u3 ) gforth lib_sym |
#ifdef HAVE_LIBLTDL |
#ifdef HAVE_LIBLTDL |
Line 2471 lib-error ( -- c_addr u ) gforth
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Line 2484 lib-error ( -- c_addr u ) gforth
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#ifdef HAVE_LIBLTDL |
#ifdef HAVE_LIBLTDL |
c_addr = (Char *)lt_dlerror(); |
c_addr = (Char *)lt_dlerror(); |
u = (c_addr == NULL) ? 0 : strlen((char *)c_addr); |
u = (c_addr == NULL) ? 0 : strlen((char *)c_addr); |
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#elif defined(HAVE_LIBDL) || defined(HAVE_DLOPEN) |
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c_addr = dlerror(); |
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u = strlen(c_addr); |
#else |
#else |
c_addr = "libltdl is not configured"; |
c_addr = "libltdl is not configured"; |
u = strlen(c_addr); |
u = strlen(c_addr); |
#endif |
#endif |
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\ w!be ( w c_addr -- ) gforth w_store_be |
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\ ""Store the bottom 16 bits of @i{w} at @i{c_addr} in big endian format."" |
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\ *(Wyde*)(c_addr) = htobe16(w); |
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\ |
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\ l!be ( w c_addr -- ) gforth l_store_be |
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\ ""Store the bottom 32 bits of @i{w} at @i{c_addr} in big endian format."" |
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\ *(Tetrabyte*)(c_addr) = htobe32(w); |
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\ |
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\ x!be ( w c_addr -- ) gforth x_store_be |
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\ ""Store the bottom 64 bits of @i{w} at @i{c_addr} in big endian format."" |
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\ *(Octabyte*)(c_addr) = htobe64(w); |
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\ |
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\ w!le ( w c_addr -- ) gforth w_store_le |
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\ ""Store the bottom 16 bits of @i{w} at @i{c_addr} in big endian format."" |
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\ *(Wyde*)(c_addr) = htole16(w); |
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\ |
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\ l!le ( w c_addr -- ) gforth l_store_le |
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\ ""Store the bottom 32 bits of @i{w} at @i{c_addr} in big endian format."" |
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\ *(Tetrabyte*)(c_addr) = htole32(w); |
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\ |
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\ x!le ( w c_addr -- ) gforth x_store_le |
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\ ""Store the bottom 64 bits of @i{w} at @i{c_addr} in big endian format."" |
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\ *(Octabyte*)(c_addr) = htole64(w); |
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\ |
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\ w@be ( c_addr -- u ) gforth w_fetch_be |
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\ ""@i{u} is the zero-extended 16-bit big endian value stored at @i{c_addr}."" |
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\ u = be16toh(*(UWyde*)(c_addr)); |
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\ |
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\ l@be ( c_addr -- u ) gforth l_fetch_be |
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\ ""@i{u} is the zero-extended 32-bit big endian value stored at @i{c_addr}."" |
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\ u = be32toh(*(UTetrabyte*)(c_addr)); |
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\ |
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\ x@be ( c_addr -- u ) gforth x_fetch_be |
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\ ""@i{u} is the zero-extended 64-bit big endian value stored at @i{c_addr}."" |
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\ u = be64toh(*(UOctabyte*)(c_addr)); |
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\ |
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\ w@le ( c_addr -- u ) gforth w_fetch_le |
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\ ""@i{u} is the zero-extended 16-bit little endian value stored at @i{c_addr}."" |
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\ u = le16toh(*(UWyde*)(c_addr)); |
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\ |
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\ l@le ( c_addr -- u ) gforth l_fetch_le |
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\ ""@i{u} is the zero-extended 32-bit little endian value stored at @i{c_addr}."" |
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\ u = le32toh(*(UTetrabyte*)(c_addr)); |
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\ |
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\ x@le ( c_addr -- u ) gforth x_fetch_le |
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\ ""@i{u} is the zero-extended 64-bit little endian value stored at @i{c_addr}."" |
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\ u = le64toh(*(UOctabyte*)(c_addr)); |
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\+ |
\+ |
\g peephole |
\g peephole |
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Line 2523 a_addr = groups;
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Line 2587 a_addr = groups;
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\+ |
\+ |
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\g primitive_centric |
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\ primitives for primitive-centric code |
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\ another one is does-exec |
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abi-call ( #a_callee ... -- ... ) gforth-internal abi_call |
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/* primitive for compiled ABI-CODE words */ |
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abifunc *f = (abifunc *)a_callee; |
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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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;abi-code-exec ( #a_cfa ... -- ... ) gforth-internal semi_abi_code_exec |
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/* primitive for performing ;ABI-CODE words */ |
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Float *fp_mem = fp; |
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semiabifunc *f = (semiabifunc *)DOES_CODE1(a_cfa); |
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Address body = (Address)PFA(a_cfa); |
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sp = (*f)(sp, &fp_mem, body); |
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fp = fp_mem; |
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lit-execute ( #a_addr -- ) new lit_execute |
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/* for ;code and code words; a static superinstruction would be more general, |
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but VM_JUMP is currently not supported there */ |
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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)a_addr)); |
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\g static_super |
\g static_super |
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ifdef(`STACK_CACHE_FILE', |
ifdef(`STACK_CACHE_FILE', |