On Thu, Apr 12, 2007 at 07:03:34PM +0000, Joseph S. Myers wrote: > On Thu, 12 Apr 2007, H. J. Lu wrote: > > > Are there any documents/examples for a second variable for flag bits? > > config/linux.opt uses Mask and InverseMask with Var.
i386.c has many static const struct builtin_description bdesc_comi[] = { { MASK_SSE, CODE_FOR_sse_comi, .... Whatever approach we choose, it won't be small. It seems to me that bitfield is less error prone. H.J.