matrix 109 user/testbin/parallelvm/parallelvm.c multiply(struct matrix *res, const struct matrix *m1, const struct matrix *m2) matrix 126 user/testbin/parallelvm/parallelvm.c addeq(struct matrix *m1, const struct matrix *m2) matrix 138 user/testbin/parallelvm/parallelvm.c trace(const struct matrix *m1)