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removed buggy code

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hyunghwan.chung 2019-04-08 09:19:16 +00:00
parent 9d1a8c5b61
commit cee7d61340
1 changed files with 1 additions and 16 deletions
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17
moo/lib/bigint.c
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@ -1829,7 +1829,7 @@ static void divide_unsigned_array2 (moo_t* moo, const moo_liw_t* x, moo_oow_t xs
/* TODO: optimize it with ASM - no seperate / and % */
quo = dw / y1;
rem = dw % y1;
#if 1
adjust_quotient:
if (quo > MOO_TYPE_MAX(moo_liw_t) || (quo * y2) > ((rem << MOO_LIW_BITS) + q[i - 2]))
{
@ -1837,21 +1837,6 @@ static void divide_unsigned_array2 (moo_t* moo, const moo_liw_t* x, moo_oow_t xs
rem += y1;
if (rem <= MOO_TYPE_MAX(moo_liw_t)) goto adjust_quotient;
}
#else
adjust_quotient:
dw = quo * y2;
b = (moo_liw_t)(dw >> MOO_LIW_BITS);
if (b > rem || (b == rem && (moo_liw_t)dw > q[i - 2]))
{
--quo; /* too large */
dw = (moo_lidw_t)rem + y1; /* add back the divisor */
if (dw <= MOO_TYPE_MAX(moo_liw_t)) /* if ((dw >> MOO_LIW_BITS) == 0) */
{
rem = (moo_liw_t)dw;
goto adjust_quotient;
}
}
#endif
/* ---------------------------------------------------------- */
b = calculate_remainder(moo, q, r, quo, i - ys, ys);