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Lines Matching defs:_W

20 	_W = _S << 3 // word size in bits
21 _B = 1 << _W // digit base
24 _W2 = _W / 2 // half word size in bits
34 // z1<<_W + z0 = x+y+c, with c == 0 or 1
44 // z1<<_W + z0 = x-y-c, with c == 0 or 1
54 // z1<<_W + z0 = x*y
71 // z1<<_W + z0 = x*y + c
112 return uint(_W - bitLen(x))
117 switch _W {
130 // q = (u1<<_W + u0 - r)/y
134 return 1<<_W - 1, 1<<_W - 1
142 un32 := u1<<s | u0>>(_W-s)
190 c = (xi&yi | (xi|yi)&^zi) >> (_W - 1)
209 c = (yi&^xi | (yi|^xi)&zi) >> (_W - 1)
228 c = xi &^ zi >> (_W - 1)
246 c = (zi &^ xi) >> (_W - 1)
253 ? := _W - s
268 ? := _W - s