new-regalloc performance

Richard Henderson rth@redhat.com
Thu Feb 1 16:03:00 GMT 2001


On Thu, Feb 01, 2001 at 05:52:26PM -0500, Daniel Berlin wrote:
> We have an sbitmap of max_reg_num() size for each interference graph node
> Among other things.

I don't know what typical bit densities for these nodes are,
but any particular reason to use an sbitmap instead of a regset?


r~


More information about the Gcc-bugs mailing list