61 	Xsig accumulator, argSqrd, argTo4;  in poly_sine()  local
68 	accumulator.lsw = accumulator.midw = accumulator.msw = 0;  in poly_sine()
86 		polynomial_Xsig(&accumulator, &XSIG_LL(argTo4), neg_terms_l,  in poly_sine()
88 		mul_Xsig_Xsig(&accumulator, &argSqrd);  in poly_sine()
89 		negate_Xsig(&accumulator);  in poly_sine()
91 		polynomial_Xsig(&accumulator, &XSIG_LL(argTo4), pos_terms_l,  in poly_sine()
94 		shr_Xsig(&accumulator, 2);	/* Divide by four */  in poly_sine()
95 		accumulator.msw |= 0x80000000;	/* Add 1.0 */  in poly_sine()
97 		mul64_Xsig(&accumulator, &significand(st0_ptr));  in poly_sine()
98 		mul64_Xsig(&accumulator, &significand(st0_ptr));  in poly_sine()
99 		mul64_Xsig(&accumulator, &significand(st0_ptr));  in poly_sine()
105 		shr_Xsig(&accumulator, exponent(st0_ptr) - exponent);  in poly_sine()
107 		negate_Xsig(&accumulator);  in poly_sine()
108 		XSIG_LL(accumulator) += significand(st0_ptr);  in poly_sine()
110 		echange = round_Xsig(&accumulator);  in poly_sine()
139 		polynomial_Xsig(&accumulator, &XSIG_LL(argTo4), neg_terms_h,  in poly_sine()
141 		mul_Xsig_Xsig(&accumulator, &argSqrd);  in poly_sine()
142 		negate_Xsig(&accumulator);  in poly_sine()
144 		polynomial_Xsig(&accumulator, &XSIG_LL(argTo4), pos_terms_h,  in poly_sine()
146 		negate_Xsig(&accumulator);  in poly_sine()
148 		mul64_Xsig(&accumulator, &fixed_arg);  in poly_sine()
149 		mul64_Xsig(&accumulator, &fixed_arg);  in poly_sine()
151 		shr_Xsig(&accumulator, 3);  in poly_sine()
152 		negate_Xsig(&accumulator);  in poly_sine()
154 		add_Xsig_Xsig(&accumulator, &argSqrd);  in poly_sine()
156 		shr_Xsig(&accumulator, 1);  in poly_sine()
158 		accumulator.lsw |= 1;	/* A zero accumulator here would cause problems */  in poly_sine()
159 		negate_Xsig(&accumulator);  in poly_sine()
175 		adj = accumulator.lsw;	/* temp save */  in poly_sine()
176 		accumulator.lsw -= fix_up;  in poly_sine()
177 		if (accumulator.lsw > adj)  in poly_sine()
178 			XSIG_LL(accumulator)--;  in poly_sine()
180 		echange = round_Xsig(&accumulator);  in poly_sine()
185 	significand(&result) = XSIG_LL(accumulator);  in poly_sine()
205 	Xsig accumulator, argSqrd, fix_up, argTo4;  in poly_cos()  local
220 	accumulator.lsw = accumulator.midw = accumulator.msw = 0;  in poly_cos()
241 		polynomial_Xsig(&accumulator, &XSIG_LL(argTo4), neg_terms_h,  in poly_cos()
243 		mul_Xsig_Xsig(&accumulator, &argSqrd);  in poly_cos()
244 		negate_Xsig(&accumulator);  in poly_cos()
246 		polynomial_Xsig(&accumulator, &XSIG_LL(argTo4), pos_terms_h,  in poly_cos()
248 		negate_Xsig(&accumulator);  in poly_cos()
250 		mul64_Xsig(&accumulator, &significand(st0_ptr));  in poly_cos()
251 		mul64_Xsig(&accumulator, &significand(st0_ptr));  in poly_cos()
252 		shr_Xsig(&accumulator, -2 * (1 + exponent));  in poly_cos()
254 		shr_Xsig(&accumulator, 3);  in poly_cos()
255 		negate_Xsig(&accumulator);  in poly_cos()
257 		add_Xsig_Xsig(&accumulator, &argSqrd);  in poly_cos()
259 		shr_Xsig(&accumulator, 1);  in poly_cos()
263 		negate_Xsig(&accumulator);  in poly_cos()
265 		if (accumulator.lsw & 0x80000000)  in poly_cos()
266 			XSIG_LL(accumulator)++;  in poly_cos()
267 		if (accumulator.msw == 0) {  in poly_cos()
272 			significand(&result) = XSIG_LL(accumulator);  in poly_cos()
317 		polynomial_Xsig(&accumulator, &XSIG_LL(argTo4), neg_terms_l,  in poly_cos()
319 		mul_Xsig_Xsig(&accumulator, &argSqrd);  in poly_cos()
320 		negate_Xsig(&accumulator);  in poly_cos()
322 		polynomial_Xsig(&accumulator, &XSIG_LL(argTo4), pos_terms_l,  in poly_cos()
325 		shr_Xsig(&accumulator, 2);	/* Divide by four */  in poly_cos()
326 		accumulator.msw |= 0x80000000;	/* Add 1.0 */  in poly_cos()
328 		mul64_Xsig(&accumulator, &fixed_arg);  in poly_cos()
329 		mul64_Xsig(&accumulator, &fixed_arg);  in poly_cos()
330 		mul64_Xsig(&accumulator, &fixed_arg);  in poly_cos()
336 		shr_Xsig(&accumulator, exp2 - exponent);  in poly_cos()
338 		negate_Xsig(&accumulator);  in poly_cos()
339 		XSIG_LL(accumulator) += fixed_arg;  in poly_cos()
357 		exp2 += norm_Xsig(&accumulator);  in poly_cos()
358 		shr_Xsig(&accumulator, 1);	/* Prevent overflow */  in poly_cos()
362 		add_Xsig_Xsig(&accumulator, &fix_up);  in poly_cos()
364 		echange = round_Xsig(&accumulator);  in poly_cos()
367 		significand(&result) = XSIG_LL(accumulator);  in poly_cos()