Re: [patch 06/10] Immediate Value - i386 Optimization

Chuck Ebbert
2007-07-03T20:38:18Z

On 07/03/2007 04:18 PM, H. Peter Anvin wrote:
>
> One could, though, use an indirect jump to achieve, if not as good, at
> least most of the effect:
>
> movl $<patchable>,<reg>
> jmp *<reg>
>

Yeah, but there's this GCC bug:

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22448

You can't even dereference labels in an ASM statement.