Lines Matching defs:j0
40 int32_t i0,j0,sx;
45 j0 = ((i0>>20)&0x7ff)-0x3ff;
46 if(j0<20) {
47 if(j0<0) {
59 i = (0x000fffff)>>j0;
67 * guard bit. We do this for all j0<=51. The
68 * adjustment is trickiest for j0==18 and j0==19
71 if(j0==19) i1 = 0x40000000; else
72 if(j0==18) i1 = 0x80000000; else
73 i0 = (i0&(~i))|((0x20000)>>j0);
76 } else if (j0>51) {
77 if(j0==0x400) return x+x; /* inf or NaN */
80 i = ((u_int32_t)(0xffffffff))>>(j0-20);
83 if((i1&i)!=0) i1 = (i1&(~i))|((0x40000000)>>(j0-20));
