version 1.193, 2006/04/09 08:24:47
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version 1.199, 2006/10/22 20:45:34
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Line 809 n = n1*n2;
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Line 809 n = n1*n2;
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/ ( n1 n2 -- n ) core slash |
/ ( n1 n2 -- n ) core slash |
n = n1/n2; |
n = n1/n2; |
if(FLOORED_DIV && ((n1^n2) < 0) && (n1%n2 != 0)) n--; |
if (CHECK_DIVISION && n2 == 0) |
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throw(BALL_DIVZERO); |
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if (CHECK_DIVISION && n2 == -1 && n1 == CELL_MIN) |
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throw(BALL_RESULTRANGE); |
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if (FLOORED_DIV && ((n1^n2) < 0) && (n1%n2 != 0)) |
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n--; |
: |
: |
/mod nip ; |
/mod nip ; |
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mod ( n1 n2 -- n ) core |
mod ( n1 n2 -- n ) core |
n = n1%n2; |
n = n1%n2; |
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if (CHECK_DIVISION && n2 == 0) |
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throw(BALL_DIVZERO); |
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if (CHECK_DIVISION && n2 == -1 && n1 == CELL_MIN) |
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throw(BALL_RESULTRANGE); |
if(FLOORED_DIV && ((n1^n2) < 0) && n!=0) n += n2; |
if(FLOORED_DIV && ((n1^n2) < 0) && n!=0) n += n2; |
: |
: |
/mod drop ; |
/mod drop ; |
Line 822 if(FLOORED_DIV && ((n1^n2) < 0) && n!=0)
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Line 831 if(FLOORED_DIV && ((n1^n2) < 0) && n!=0)
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/mod ( n1 n2 -- n3 n4 ) core slash_mod |
/mod ( n1 n2 -- n3 n4 ) core slash_mod |
n4 = n1/n2; |
n4 = n1/n2; |
n3 = n1%n2; /* !! is this correct? look into C standard! */ |
n3 = n1%n2; /* !! is this correct? look into C standard! */ |
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if (CHECK_DIVISION && n2 == 0) |
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throw(BALL_DIVZERO); |
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if (CHECK_DIVISION && n2 == -1 && n1 == CELL_MIN) |
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throw(BALL_RESULTRANGE); |
if (FLOORED_DIV && ((n1^n2) < 0) && n3!=0) { |
if (FLOORED_DIV && ((n1^n2) < 0) && n3!=0) { |
n4--; |
n4--; |
n3+=n2; |
n3+=n2; |
Line 842 n4=DHI(r);
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Line 855 n4=DHI(r);
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n5=DLO(r); |
n5=DLO(r); |
#else |
#else |
/* assumes that the processor uses either floored or symmetric division */ |
/* assumes that the processor uses either floored or symmetric division */ |
n5 = d/n3; |
DCell d5 = d/n3; |
n4 = d%n3; |
n4 = d%n3; |
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if (CHECK_DIVISION && n3 == 0) |
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throw(BALL_DIVZERO); |
if (FLOORED_DIV && ((DHI(d)^n3)<0) && n4!=0) { |
if (FLOORED_DIV && ((DHI(d)^n3)<0) && n4!=0) { |
n5--; |
d5--; |
n4+=n3; |
n4+=n3; |
} |
} |
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n5 = d5; |
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if (d5 != n5) |
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throw(BALL_RESULTRANGE); |
#endif |
#endif |
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: |
>r m* r> fm/mod ; |
>r m* r> fm/mod ; |
Line 864 DCell r = fmdiv(d,n3);
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Line 882 DCell r = fmdiv(d,n3);
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n4=DLO(r); |
n4=DLO(r); |
#else |
#else |
/* assumes that the processor uses either floored or symmetric division */ |
/* assumes that the processor uses either floored or symmetric division */ |
n4 = d/n3; |
DCell d4 = d/n3; |
if (FLOORED_DIV && ((DHI(d)^n3)<0) && (d%n3)!=0) n4--; |
if (CHECK_DIVISION && n3 == 0) |
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throw(BALL_DIVZERO); |
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if (FLOORED_DIV && ((DHI(d)^n3)<0) && (d%n3)!=0) |
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d4--; |
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n4 = d4; |
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if (d4 != n4) |
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throw(BALL_RESULTRANGE); |
#endif |
#endif |
: |
: |
*/mod nip ; |
*/mod nip ; |
Line 893 fm/mod ( d1 n1 -- n2 n3 ) core f_m_sla
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Line 917 fm/mod ( d1 n1 -- n2 n3 ) core f_m_sla
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#ifdef ASM_SM_SLASH_REM |
#ifdef ASM_SM_SLASH_REM |
ASM_SM_SLASH_REM(d1.lo, d1.hi, n1, n2, n3); |
ASM_SM_SLASH_REM(d1.lo, d1.hi, n1, n2, n3); |
if (((DHI(d1)^n1)<0) && n2!=0) { |
if (((DHI(d1)^n1)<0) && n2!=0) { |
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if (n3 == CELL_MIN) |
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throw(BALL_RESULTRANGE); |
n3--; |
n3--; |
n2+=n1; |
n2+=n1; |
} |
} |
Line 905 n3=DLO(r);
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Line 931 n3=DLO(r);
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#ifdef ASM_SM_SLASH_REM4 |
#ifdef ASM_SM_SLASH_REM4 |
ASM_SM_SLASH_REM4(d1, n1, n2, n3); |
ASM_SM_SLASH_REM4(d1, n1, n2, n3); |
if (((DHI(d1)^n1)<0) && n2!=0) { |
if (((DHI(d1)^n1)<0) && n2!=0) { |
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if (n3 == CELL_MIN) |
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throw(BALL_RESULTRANGE); |
n3--; |
n3--; |
n2+=n1; |
n2+=n1; |
} |
} |
#else /* !defined(ASM_SM_SLASH_REM4) */ |
#else /* !defined(ASM_SM_SLASH_REM4) */ |
/* assumes that the processor uses either floored or symmetric division */ |
/* assumes that the processor uses either floored or symmetric division */ |
n3 = d1/n1; |
DCell d3 = d1/n1; |
n2 = d1%n1; |
n2 = d1%n1; |
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if (CHECK_DIVISION && n1 == 0) |
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throw(BALL_DIVZERO); |
/* note that this 1%-3>0 is optimized by the compiler */ |
/* note that this 1%-3>0 is optimized by the compiler */ |
if (1%-3>0 && ((DHI(d1)^n1)<0) && n2!=0) { |
if (1%-3>0 && ((DHI(d1)^n1)<0) && n2!=0) { |
n3--; |
d3--; |
n2+=n1; |
n2+=n1; |
} |
} |
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n3 = d3; |
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if (d3 != n3) |
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throw(BALL_RESULTRANGE); |
#endif /* !defined(ASM_SM_SLASH_REM4) */ |
#endif /* !defined(ASM_SM_SLASH_REM4) */ |
#endif |
#endif |
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: |
Line 940 n3=DLO(r);
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Line 973 n3=DLO(r);
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ASM_SM_SLASH_REM4(d1, n1, n2, n3); |
ASM_SM_SLASH_REM4(d1, n1, n2, n3); |
#else /* !defined(ASM_SM_SLASH_REM4) */ |
#else /* !defined(ASM_SM_SLASH_REM4) */ |
/* assumes that the processor uses either floored or symmetric division */ |
/* assumes that the processor uses either floored or symmetric division */ |
n3 = d1/n1; |
DCell d3 = d1/n1; |
n2 = d1%n1; |
n2 = d1%n1; |
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if (CHECK_DIVISION && n1 == 0) |
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throw(BALL_DIVZERO); |
/* note that this 1%-3<0 is optimized by the compiler */ |
/* note that this 1%-3<0 is optimized by the compiler */ |
if (1%-3<0 && ((DHI(d1)^n1)<0) && n2!=0) { |
if (1%-3<0 && ((DHI(d1)^n1)<0) && n2!=0) { |
n3++; |
d3++; |
n2-=n1; |
n2-=n1; |
} |
} |
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n3 = d3; |
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if (d3 != n3) |
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throw(BALL_RESULTRANGE); |
#endif /* !defined(ASM_SM_SLASH_REM4) */ |
#endif /* !defined(ASM_SM_SLASH_REM4) */ |
#endif |
#endif |
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Line 996 u3=DLO(r);
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Line 1034 u3=DLO(r);
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#ifdef ASM_UM_SLASH_MOD4 |
#ifdef ASM_UM_SLASH_MOD4 |
ASM_UM_SLASH_MOD4(ud, u1, u2, u3); |
ASM_UM_SLASH_MOD4(ud, u1, u2, u3); |
#else /* !defined(ASM_UM_SLASH_MOD4) */ |
#else /* !defined(ASM_UM_SLASH_MOD4) */ |
u3 = ud/u1; |
UDCell ud3 = ud/u1; |
u2 = ud%u1; |
u2 = ud%u1; |
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if (CHECK_DIVISION && u1 == 0) |
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throw(BALL_DIVZERO); |
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u3 = ud3; |
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if (ud3 != u3) |
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throw(BALL_RESULTRANGE); |
#endif /* !defined(ASM_UM_SLASH_MOD4) */ |
#endif /* !defined(ASM_UM_SLASH_MOD4) */ |
#endif |
#endif |
: |
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Line 2698 w = ffi_prep_closure((ffi_closure *)a_cl
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Line 2741 w = ffi_prep_closure((ffi_closure *)a_cl
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ffi-2@ ( a_addr -- d ) gforth ffi_2fetch |
ffi-2@ ( a_addr -- d ) gforth ffi_2fetch |
#ifdef BUGGY_LONG_LONG |
#ifdef BUGGY_LONG_LONG |
DLO_IS(d, (Cell*)(*a_addr)); |
DLO_IS(d, *(Cell*)(*a_addr)); |
DHI_IS(d, 0); |
DHI_IS(d, 0); |
#else |
#else |
d = *(DCell*)(a_addr); |
d = *(DCell*)(a_addr); |
Line 2714 ffi-2! ( d a_addr -- ) gforth ffi_2store
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Line 2757 ffi-2! ( d a_addr -- ) gforth ffi_2store
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ffi-arg-int ( -- w ) gforth ffi_arg_int |
ffi-arg-int ( -- w ) gforth ffi_arg_int |
w = *(int *)(*gforth_clist++); |
w = *(int *)(*gforth_clist++); |
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ffi-arg-long ( -- w ) gforth ffi_arg_long |
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w = *(long *)(*gforth_clist++); |
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ffi-arg-longlong ( -- d ) gforth ffi_arg_longlong |
ffi-arg-longlong ( -- d ) gforth ffi_arg_longlong |
#ifdef BUGGY_LONG_LONG |
#ifdef BUGGY_LONG_LONG |
DLO_IS(d, (Cell*)(*gforth_clist++)); |
DLO_IS(d, *(Cell*)(*gforth_clist++)); |
DHI_IS(d, 0); |
DHI_IS(d, -(*(Cell*)(*gforth_clist++)<0)); |
#else |
#else |
d = *(DCell*)(*gforth_clist++); |
d = *(DCell*)(*gforth_clist++); |
#endif |
#endif |
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ffi-arg-dlong ( -- d ) gforth ffi_arg_dlong |
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#ifdef BUGGY_LONG_LONG |
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DLO_IS(d, *(Cell*)(*gforth_clist++)); |
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DHI_IS(d, -(*(Cell*)(*gforth_clist++)<0)); |
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#else |
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d = *(Cell*)(*gforth_clist++); |
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#endif |
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ffi-arg-ptr ( -- c_addr ) gforth ffi_arg_ptr |
ffi-arg-ptr ( -- c_addr ) gforth ffi_arg_ptr |
c_addr = *(Char **)(*gforth_clist++); |
c_addr = *(Char **)(*gforth_clist++); |
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Line 2746 ffi-ret-longlong ( d -- ) gforth ffi_ret
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Line 2800 ffi-ret-longlong ( d -- ) gforth ffi_ret
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#endif |
#endif |
return 0; |
return 0; |
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ffi-ret-dlong ( d -- ) gforth ffi_ret_dlong |
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#ifdef BUGGY_LONG_LONG |
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*(Cell*)(gforth_ritem) = DLO(d); |
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#else |
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*(Cell*)(gforth_ritem) = d; |
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#endif |
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return 0; |
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ffi-ret-long ( n -- ) gforth ffi_ret_long |
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*(Cell*)(gforth_ritem) = n; |
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return 0; |
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ffi-ret-ptr ( c_addr -- ) gforth ffi_ret_ptr |
ffi-ret-ptr ( c_addr -- ) gforth ffi_ret_ptr |
*(Char **)(gforth_ritem) = c_addr; |
*(Char **)(gforth_ritem) = c_addr; |
return 0; |
return 0; |