31 		     FPU_REG * dest, int deststnr, int control_w);
40 	FPU_REG *dest = &st(deststnr);  in FPU_add()  local
44 	u_char saved_sign = getsign(dest);  in FPU_add()
56 			    FPU_u_add(a, b, dest, control_w, signa, expa, expb);  in FPU_add()
72 				    FPU_u_sub(a, b, dest, control_w, signa,  in FPU_add()
76 				    FPU_u_sub(b, a, dest, control_w, signb,  in FPU_add()
81 				setsign(dest, ((control_w & CW_RC) != RC_DOWN)  in FPU_add()
88 			setsign(dest, saved_sign);  in FPU_add()
125 				dest, deststnr, control_w);  in FPU_add()
132 	FPU_REG *dest;  in FPU_sub()  local
159 	dest = &st(deststnr);  in FPU_sub()
160 	saved_sign = getsign(dest);  in FPU_sub()
186 				    FPU_u_sub(a, b, dest, control_w, signa,  in FPU_sub()
192 				setsign(dest, ((control_w & CW_RC) != RC_DOWN)  in FPU_sub()
198 				    FPU_u_sub(b, a, dest, control_w, sign, expb,  in FPU_sub()
204 			    FPU_u_add(a, b, dest, control_w, SIGN_POS, expa,  in FPU_sub()
209 			    FPU_u_add(a, b, dest, control_w, SIGN_NEG, expa,  in FPU_sub()
219 			setsign(dest, saved_sign);  in FPU_sub()
267 				dest, deststnr, control_w);  in FPU_sub()
273 		     FPU_REG * dest, int deststnr, int control_w)  in add_sub_specials()  argument
288 				setsign(dest, ((control_w & CW_RC) != RC_DOWN)  in add_sub_specials()
291 				setsign(dest, signa);	/* signa may differ from the sign of a. */  in add_sub_specials()
294 			reg_copy(b, dest);  in add_sub_specials()
297 				addexponent(dest, 1);  in add_sub_specials()
301 			setsign(dest, signb);	/* signb may differ from the sign of b. */  in add_sub_specials()
306 		reg_copy(a, dest);  in add_sub_specials()
309 			addexponent(dest, 1);  in add_sub_specials()
313 		setsign(dest, signa);	/* signa may differ from the sign of a. */  in add_sub_specials()
319 			setsign(dest, signa);	/* signa may differ from the sign of a. */  in add_sub_specials()
326 		setsign(dest, signb);	/* signb may differ from the sign of b. */  in add_sub_specials()