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Fixed bug: flt_div should not touch e1

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This commit is contained in:
ceriel 1997-03-13 18:38:24 +00:00
parent 2382ef1a27
commit 2c66222509
1 changed files with 3 additions and 2 deletions
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5
modules/src/flt_arith/flt_div.c
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@ -17,6 +17,7 @@ flt_div(e1,e2,e3)
register int j; register int j;
register unsigned short *u_p = u; register unsigned short *u_p = u;
int maxv = 4; int maxv = 4;
flt_arith cpe1 = *e1;
flt_status = 0; flt_status = 0;
e3->flt_sign = e1->flt_sign ^ e2->flt_sign; e3->flt_sign = e1->flt_sign ^ e2->flt_sign;
@ -36,8 +37,8 @@ flt_div(e1,e2,e3)
e3->flt_exp = e1->flt_exp - e2->flt_exp; e3->flt_exp = e1->flt_exp - e2->flt_exp;
u[4] = (e1->m2 & 1) << 15; u[4] = (e1->m2 & 1) << 15;
flt_b64_sft(&(e1->flt_mantissa),1); flt_b64_sft(&(cpe1.flt_mantissa),1);
flt_split(e1, u); flt_split(&cpe1, u);
u[5] = 0; u[6] = 0; u[7] = 0; u[5] = 0; u[6] = 0; u[7] = 0;
flt_split(e2, &v[1]); flt_split(e2, &v[1]);
while (! v[maxv]) maxv--; while (! v[maxv]) maxv--;