TEXT	FPsave(SB), 1, $0	/* save FPU environment without waiting */	MOVL	fpu+0(FP), AX	FSTENV	0(AX)	RET TEXT	FPrestore(SB), 1, $0	/* restore FPU environment without waiting */	MOVL	fpu+0(FP), AX	FLDENV	0(AX)	RET