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Diff for /gforth/libffi.fs between versions 1.20 and 1.29

version 1.20, 2008/04/28 08:42:59 version 1.29, 2008/08/09 21:28:39
Line 1 Line 1
 \ libffi.fs     shared library support package          14aug05py  \ libffi.fs     shared library support package          14aug05py
   
 \ Copyright (C) 1995,1996,1997,1998,2000,2003,2005,2006,2007 Free Software Foundation, Inc.  \ Copyright (C) 1995,1996,1997,1998,2000,2003,2005,2006,2007,2008 Free Software Foundation, Inc.
   
 \ This file is part of Gforth.  \ This file is part of Gforth.
   
Line 21 Line 21
 \ note that the API functions have their arguments reversed and other  \ note that the API functions have their arguments reversed and other
 \ deviations.  \ deviations.
   
 require libcc.fs  c-library libffi
   s" ffi" add-lib
   
 clear-libs s" ffi" add-lib  \ The ffi.h of XCode needs the following line, and it should not hurt elsewhere
   \c #define MACOSX
 \c #include <ffi.h>  include-ffi.h-string save-c-prefix-line \ #include <ffi.h>
 \c static Cell *gforth_RP;  \c extern Cell *gforth_RP;
 \c static char *gforth_LP;  \c extern unsigned char *gforth_LP;
 \c static void **gforth_clist;  \c static void **gforth_clist;
 \c static void *gforth_ritem;  \c static void *gforth_ritem;
 \c typedef void *Label;  \c typedef void *Label;
 \c typedef Label *Xt;  \c typedef Label *Xt;
   \c Label *gforth_engine(Xt *ip, Cell *sp, Cell *rp0, Float *fp, unsigned char *lp);
 \c static void gforth_callback_ffi(ffi_cif * cif, void * resp, void ** args, void * ip)  \c static void gforth_callback_ffi(ffi_cif * cif, void * resp, void ** args, void * ip)
 \c {  \c {
 \c   Cell *rp1 = gforth_RP;  \c   Cell *rp1 = gforth_RP;
 \c   Cell *sp = gforth_SP;  \c   Cell *sp = gforth_SP;
 \c   Float *fp = gforth_FP;  \c   Float *fp = gforth_FP;
 \c   char *lp = gforth_LP;  \c   unsigned char *lp = gforth_LP;
 \c   void ** clist = gforth_clist;  \c   void ** clist = gforth_clist;
 \c   void * ritem = gforth_ritem;  \c   void * ritem = gforth_ritem;
 \c   \c 
Line 82  c-function ffi-call ffi_call1 a a a a -- Line 84  c-function ffi-call ffi_call1 a a a a --
   
 \c #define ffi_prep_closure1(a_ip, a_cif, a_closure) \  \c #define ffi_prep_closure1(a_ip, a_cif, a_closure) \
 \c              ffi_prep_closure((ffi_closure *)a_closure, (ffi_cif *)a_cif, gforth_callback_ffi, (void *)a_ip)  \c              ffi_prep_closure((ffi_closure *)a_closure, (ffi_cif *)a_cif, gforth_callback_ffi, (void *)a_ip)
 c-function ffi-prep-closure a a a -- n  c-function ffi-prep-closure ffi_prep_closure1 a a a -- n
   
 \ !! use ud?  \ !! use ud?
 \c #define ffi_2fetch(a_addr) (*(long long *)a_addr)  \c #define ffi_2fetch(a_addr) (*(long long *)a_addr)
Line 141  c-function ffi-ret-float1 ffi_ret_float1 Line 143  c-function ffi-ret-float1 ffi_ret_float1
 \c #define ffi_ret_double1(r) (*(double *)(gforth_ritem) = r)  \c #define ffi_ret_double1(r) (*(double *)(gforth_ritem) = r)
 c-function ffi-ret-double1 ffi_ret_double1 r -- void  c-function ffi-ret-double1 ffi_ret_double1 r -- void
 : ffi-ret-double ( r -- ) ffi-ret-double1 ffi-ret-void ;  : ffi-ret-double ( r -- ) ffi-ret-double1 ffi-ret-void ;
   end-c-library
   
 \ common stuff, same as fflib.fs  \ common stuff, same as fflib.fs
   
Line 334  also c-decl definitions Line 337  also c-decl definitions
 ' >dl+ ' >dl-   6 argtype dlong  ' >dl+ ' >dl-   6 argtype dlong
 ' >sf+ ' >sf-   9 argtype sf  ' >sf+ ' >sf-   9 argtype sf
 ' >df+ ' >df- &10 argtype df  ' >df+ ' >df- &10 argtype df
   : ints 0 ?DO int LOOP ;
   
 ' noop   0 rettype (void)  ' noop   0 rettype (void)
 ' is>x   6 rettype (int)  ' is>x   6 rettype (int)
Line 421  also cb-decl definitions Line 425  also cb-decl definitions
 ' ffi-arg-longlong   8 argtype' llong  ' ffi-arg-longlong   8 argtype' llong
 ' ffi-arg-dlong      6 argtype' dlong  ' ffi-arg-dlong      6 argtype' dlong
 ' ffi-arg-ptr      &12 argtype' ptr  ' ffi-arg-ptr      &12 argtype' ptr
   : ints ( n -- ) 0 ?DO postpone int LOOP ; immediate
   
 ' ffi-ret-void       0 rettype' (void)  ' ffi-ret-void       0 rettype' (void)
 ' ffi-ret-int        6 rettype' (int)  ' ffi-ret-int        6 rettype' (int)
Removed from v.1.20  
changed lines
  Added in v.1.29

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