Messages in this thread | | | From | Linus Torvalds <> | Date | Wed, 1 Jul 2020 19:35:18 -0700 | Subject | Re: objtool clac/stac handling change.. |
| |
On Wed, Jul 1, 2020 at 7:30 PM Linus Torvalds <torvalds@linux-foundation.org> wrote: > > I guess we could do that. Are there cases where this actually helps?
Hmm. Thinking about it., using that approach might make the "CONFIG_CC_HAS_ASM_GOTO_OUTPUT" choices simpler to handle.
With ASM_GOTO_OUTPUT it generates the perfect non-jump code. And without it, it generates the (annoying, but inevitable) actual conditionals.
Linus
| |