Re: [PATCH] x86: introduce push/pop macros which generate CFI_REL_OFFSET and CFI_RESTORE

[Denys Vlasenko]

On Mon, Jan 12, 2015 at 9:26 PM, Andy Lutomirski <luto@xxxxxxxxxxxxxx> wrote:
> I think I prefer the somewhat less magical:
>
> pushq_reg_cfi %r11 /* saves r11 */
> pushq_reg_cfi %r11, savereg=rip /* saves rip */
> pushq_nounwind_cfi $0
>
> Or something like that.

That's very close to my patch. With it:

pushq_cfi     - doesn't emit "register is saved" annotation, can be
used with non-register args.
pushq_cfi_reg - emits it
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