Diff for /gforth/prim between versions 1.274 and 1.279

version 1.274, 2012/07/23 13:27:47 version 1.279, 2012/10/08 22:45:19
Line 1109  if (u1<u2) Line 1109  if (u1<u2)
else  else
u = u1;    u = u1;
:  :
2dup u< IF swap THEN drop ;   2dup u> select ;

umin    ( u1 u2 -- u )  core  umin    ( u1 u2 -- u )  core
if (u1<u2)  if (u1<u2)
Line 1117  if (u1<u2) Line 1117  if (u1<u2)
else  else
u = u2;    u = u2;
:  :
2dup u> IF swap THEN drop ;   2dup u< select ;

mux   ( u1 u2 u3 -- u )    gforth
""multiplex @i{u1} for 1 bits in @i{u3}, @i{u2} for 0 bits in @i{u3} into @i{u}""
u = (u3 & u1) | (~u3 & u2);
:
tuck and >r invert and r> ;

select ( u1 u2 f -- u )    gforth
""select @i{u1} if @i{f} is true, @i{u2} if false.""
u = f ? u1 : u2;
:
IF swap THEN nip ;

\g compare  \g compare

:  :
dup 1+ swap c@ ;   dup 1+ swap c@ ;

cell/ ( n1 -- n2 )      gforth cell_divide
""@i{n2} is the number of cells that fit into @i{n1}""
n2 = n1 / sizeof(Cell);
:
[ cell
2/ dup [IF] ] 2/ [ [THEN]
2/ dup [IF] ] 2/ [ [THEN]
2/ dup [IF] ] 2/ [ [THEN]
2/ dup [IF] ] 2/ [ [THEN]
drop ] ;

\g compiler  \g compiler

Line 1700  wfileid = (Cell)stderr; Line 1723  wfileid = (Cell)stderr;

\+os  \+os

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 1734  cache."" Line 1757  cache.""

(bye)   ( n -- )        gforth  paren_bye  (bye)   ( n -- )        gforth  paren_bye
SUPER_END;
gforth_FP=fp;  gforth_FP=fp;
gforth_SP=sp;  gforth_SP=sp;
gforth_RP=rp;  gforth_RP=rp;
gforth_LP=lp;  gforth_LP=lp;
SUPER_END;
return (Label *)n;  return (Label *)n;

(system)        ( c_addr u -- wretval wior )    gforth  paren_system  (system)        ( c_addr u -- wretval wior )    gforth  paren_system
Line 2079  clock_gettime(CLOCK_REALTIME,&time1); Line 2102  clock_gettime(CLOCK_REALTIME,&time1);
#else  #else
struct timeval time2;  struct timeval time2;
gettimeofday(&time2,NULL);  gettimeofday(&time2,NULL);
time1.tv_sec = time2.tv_sec;1  time1.tv_sec = time2.tv_sec;
time1.tv_nsec = time2.tv_usec*1000;  time1.tv_nsec = time2.tv_usec*1000;
#endif  #endif
dtime = timespec2ns(&time1);  dtime = timespec2ns(&time1);
Line 2475  if (flag) { Line 2498  if (flag) {
fp[0]=r;    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

 Removed from v.1.274 changed lines Added in v.1.279

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