Symbol: fpu_sub
sys/arch/mips64/mips64/fp_emulate.c
1502
fpu_sub(struct proc *p, struct trapframe *tf, uint fmt, uint ft, uint fs,
sys/arch/sparc64/fpu/fpu_emu.h
153
#define fpu_sub(fe) ((fe)->fe_f2.fp_sign ^= 1, fpu_add(fe))