Lines Matching refs:oow
91 * a' = a/w = a * oow
97 * oow = 1/w = 1/(w0 + dwdx*x + dwdy*y)
103 * da'dx = (dadx - dwdx*a)*oow
104 * da'dy = (dady - dwdy*a)*oow
248 LLVMValueRef oow = NULL;
316 if (oow == NULL) {
320 oow = lp_build_rcp(coeff_bld, w);
322 a = lp_build_mul(coeff_bld, a, oow);
519 if (!bld->oow) {
520 bld->oow = lp_build_rcp(coeff_bld, w);
521 lp_build_name(bld->oow, "oow");
523 a = lp_build_mul(coeff_bld, a, bld->oow);
560 LLVMValueRef oow = NULL;
617 if (oow == NULL) {
618 assert(bld->oow);
619 oow = LLVMBuildShuffleVector(coeff_bld->builder,
620 bld->oow, coeff_bld->undef,
627 dadq = lp_build_mul(coeff_bld, dadq, oow);
639 if (oow == NULL) {
643 oow = lp_build_rcp(coeff_bld, w);
645 a = lp_build_mul(coeff_bld, a, oow);
