72       if (swiz2->mask.num_components >= 1)  in handle_rvalue()
73          mask2[0] = swiz2->mask.x;  in handle_rvalue()
74       if (swiz2->mask.num_components >= 2)  in handle_rvalue()
75          mask2[1] = swiz2->mask.y;  in handle_rvalue()
76       if (swiz2->mask.num_components >= 3)  in handle_rvalue()
77          mask2[2] = swiz2->mask.z;  in handle_rvalue()
78       if (swiz2->mask.num_components >= 4)  in handle_rvalue()
79          mask2[3] = swiz2->mask.w;  in handle_rvalue()
81       if (swiz->mask.num_components >= 1)  in handle_rvalue()
82          swiz->mask.x = mask2[swiz->mask.x];  in handle_rvalue()
83       if (swiz->mask.num_components >= 2)  in handle_rvalue()
84          swiz->mask.y = mask2[swiz->mask.y];  in handle_rvalue()
85       if (swiz->mask.num_components >= 3)  in handle_rvalue()
86          swiz->mask.z = mask2[swiz->mask.z];  in handle_rvalue()
87       if (swiz->mask.num_components >= 4)  in handle_rvalue()
88          swiz->mask.w = mask2[swiz->mask.w];  in handle_rvalue()
99    if (swiz->mask.x != 0)  in handle_rvalue()
101    if (elems >= 2 && swiz->mask.y != 1)  in handle_rvalue()
103    if (elems >= 3 && swiz->mask.z != 2)  in handle_rvalue()
105    if (elems >= 4 && swiz->mask.w != 3)  in handle_rvalue()