82 	int32_t				del, del0 ;  in pc_block()  local
138 			del0 = del ;  in pc_block()
145 				del0 -= (4 - 3) * ((sgn * b3) >> denshift) ;  in pc_block()
146 				if (del0 <= 0)  in pc_block()
151 				del0 -= (4 - 2) * ((sgn * b2) >> denshift) ;  in pc_block()
152 				if (del0 <= 0)  in pc_block()
157 				del0 -= (4 - 1) * ((sgn * b1) >> denshift) ;  in pc_block()
158 				if (del0 <= 0)  in pc_block()
168 				del0 -= (4 - 3) * ((sgn * b3) >> denshift) ;  in pc_block()
169 				if (del0 >= 0)  in pc_block()
174 				del0 -= (4 - 2) * ((sgn * b2) >> denshift) ;  in pc_block()
175 				if (del0 >= 0)  in pc_block()
180 				del0 -= (4 - 1) * ((sgn * b1) >> denshift) ;  in pc_block()
181 				if (del0 >= 0)  in pc_block()
231 			del0 = del ;  in pc_block()
238 				del0 -= 1 * ((sgn * b7) >> denshift) ;  in pc_block()
239 				if (del0 <= 0)  in pc_block()
244 				del0 -= 2 * ((sgn * b6) >> denshift) ;  in pc_block()
245 				if (del0 <= 0)  in pc_block()
250 				del0 -= 3 * ((sgn * b5) >> denshift) ;  in pc_block()
251 				if (del0 <= 0)  in pc_block()
256 				del0 -= 4 * ((sgn * b4) >> denshift) ;  in pc_block()
257 				if (del0 <= 0)  in pc_block()
262 				del0 -= 5 * ((sgn * b3) >> denshift) ;  in pc_block()
263 				if (del0 <= 0)  in pc_block()
268 				del0 -= 6 * ((sgn * b2) >> denshift) ;  in pc_block()
269 				if (del0 <= 0)  in pc_block()
274 				del0 -= 7 * ((sgn * b1) >> denshift) ;  in pc_block()
275 				if (del0 <= 0)  in pc_block()
285 				del0 -= 1 * ((sgn * b7) >> denshift) ;  in pc_block()
286 				if (del0 >= 0)  in pc_block()
291 				del0 -= 2 * ((sgn * b6) >> denshift) ;  in pc_block()
292 				if (del0 >= 0)  in pc_block()
297 				del0 -= 3 * ((sgn * b5) >> denshift) ;  in pc_block()
298 				if (del0 >= 0)  in pc_block()
303 				del0 -= 4 * ((sgn * b4) >> denshift) ;  in pc_block()
304 				if (del0 >= 0)  in pc_block()
309 				del0 -= 5 * ((sgn * b3) >> denshift) ;  in pc_block()
310 				if (del0 >= 0)  in pc_block()
315 				del0 -= 6 * ((sgn * b2) >> denshift) ;  in pc_block()
316 				if (del0 >= 0)  in pc_block()
321 				del0 -= 7 * ((sgn * b1) >> denshift) ;  in pc_block()
322 				if (del0 >= 0)  in pc_block()
356 			del0 = del ;  in pc_block()
366 					del0 -= (numactive - k) * ((sgn * dd) >> denshift) ;  in pc_block()
367 					if (del0 <= 0)  in pc_block()
378 					del0 -= (numactive - k) * ((-sgn * dd) >> denshift) ;  in pc_block()
379 					if (del0 >= 0)  in pc_block()