Lines Matching refs:xr
228 spx_word16_t temp_xr,xl,xr,xm=0;
316 xr = 0; /* initialise xr to zero */
327 while(flag && (xr >= -FREQ_SCALE)){
339 xr = SUB16(xl, dd); /* interval spacing */
340 psumr = cheb_poly_eva(pt,xr,m,stack);/* poly(xl-delta_x) */
342 temp_xr = xr;
344 /* if no sign change increment xr and re-evaluate poly(xr). Repeat til
350 between xm and xr else set interval between xl and xr and repeat till
360 xm = ADD16(PSHR16(xl,1),PSHR16(xr,1)); /* bisect the interval */
362 xm = .5*(xl+xr); /* bisect the interval */
372 xr=xm;
376 /* once zero is found, reset initial interval to xr */
