Messages in this thread | | | Date | Mon, 29 Jul 2019 23:44:17 +0300 | From | Alexey Dobriyan <> | Subject | Re: [PATCH] x86: drop REG_OUT macro from hweight functions |
| |
On Mon, Jul 29, 2019 at 12:04:47PM +0200, Peter Zijlstra wrote: > +#define _ASM_ARG1B __ASM_FORM_RAW(dil) > +#define _ASM_ARG2B __ASM_FORM_RAW(sil) > +#define _ASM_ARG3B __ASM_FORM_RAW(dl) > +#define _ASM_ARG4B __ASM_FORM_RAW(cl) > +#define _ASM_ARG5B __ASM_FORM_RAW(r8b) > +#define _ASM_ARG6B __ASM_FORM_RAW(r9b)
I preprocessed percpu code once to see what precisely it does because it was easier than wading through forest of macroes.
Hopefully x86 assembly won't get to that level.
| |