Cross Reference: /illumos-gate/usr/src/uts/sparc/fpu/utility.c

Lines Matching refs:pu
76 fpu_normalize(unpacked *pu)
79 	u0 = pu->significand[0];
80 	u1 = pu->significand[1];
81 	u2 = pu->significand[2];
82 	u3 = pu->significand[3];
83 	if ((*pu).fpclass == fp_normal) {
85 			(*pu).fpclass = fp_zero;
90 			(*pu).exponent = (*pu).exponent - 32;
100 			(*pu).exponent += n;
113 			(*pu).exponent -= n;
119 		pu->significand[0] = u0;
120 		pu->significand[1] = u1;
121 		pu->significand[2] = u2;
122 		pu->significand[3] = u3;
130 fpu_rightshift(unpacked *pu, int n)
134 		if (((*pu).significand[0] | (*pu).significand[1]
135 			| (*pu).significand[2] | (*pu).significand[3]) == 0) {
137 			pu->fpclass = fp_zero;
140 			pu->rounded = 0;
141 			pu->sticky  = 1;
142 			pu->significand[3] = 0;
143 			pu->significand[2] = 0;
144 			pu->significand[1] = 0;
145 			pu->significand[0] = 0;
150 		pu->sticky  |= pu->rounded | (pu->significand[3]&0x7fffffff);
151 		pu->rounded  = (*pu).significand[3] >> 31;
152 		(*pu).significand[3] = (*pu).significand[2];
153 		(*pu).significand[2] = (*pu).significand[1];
154 		(*pu).significand[1] = (*pu).significand[0];
155 		(*pu).significand[0] = 0;
159 		u0 = pu->significand[0];
160 		u1 = pu->significand[1];
161 		u2 = pu->significand[2];
162 		u3 = pu->significand[3];
166 		pu->sticky |= pu->rounded | (u3&j);
167 		pu->rounded = (u3&m)>>(n-1);
168 		pu->significand[3] = ((u2&m)<<k)|(u3>>n);
169 		pu->significand[2] = ((u1&m)<<k)|(u2>>n);
170 		pu->significand[1] = ((u0&m)<<k)|(u1>>n);
171 		pu->significand[0] = u0>>n;
188  * Set invalid exception and error nan in *pu
191 fpu_error_nan(pfpsd, pu)
193 	unpacked	*pu;
196 	pu->sign = 0;
197 	pu->significand[0] = 0x7fffffff;
198 	pu->significand[1] = 0xffffffffUL;
199 	pu->significand[2] = 0xffffffffUL;
200 	pu->significand[3] = 0xffffffffUL;
293 display_unpacked(pu)
294 	unpacked	*pu;
297 	if (pu->sign)
302 	switch (pu->fpclass) {
318 		pu->significand[0], pu->significand[1], pu->significand[2],
319 		pu->significand[3], (pu->rounded != 0),
320 		(pu->sticky != 0), pu->exponent);