tneg 870 src/dps8/dps8_math128.c tneg (0, 0, 0, 0); tneg 871 src/dps8/dps8_math128.c tneg (MASK64, MASK64, 0, 1); tneg 873 src/dps8/dps8_math128.c tneg (0, 1, MASK64, MASK64);