163 #define kernel		R4	/*  number of 32byte chunks in kernel  */  macro
243 	kernel = sub(len, prolog);  define
250 	epilog = and(kernel, #31);
256 	kernel = lsr(kernel, #5);  define
267 	nokernel = cmp.eq(kernel,#0);
276 	p2 = cmp.eq(kernel, #1);	/*  skip ovr if kernel == 0  */
339 	p3 = cmp.gtu(kernel, #0);
341 	if(p3.new) kernel = add(kernel, #-1);
346 	nokernel = cmp.eq(kernel, #0);		/*  after adjustment, recheck */
355 	loop0(.Loword_loop_25to31, kernel);
356 	kernel1 = cmp.gtu(kernel, #1);
357 	rest = kernel;
367 	p3 = cmp.eq(kernel, rest);
391 	kernel1 = cmp.gtu(kernel, #1);
399 	loop0(.Loword_loop_00to24, kernel);
400 	kernel1 = cmp.gtu(kernel, #1);
401 	rest = add(kernel, #-1);
432 	kernel1 = cmp.gtu(kernel, #1);
438 	kernel = and(epilog, #7);  define
455 	p3 = cmp.eq(kernel, #0);
456 	if(p3.new) kernel= #8;
460 	if(p1) kernel= #0;
465 	p3 = cmp.gt(epilog, kernel);