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(parent: 06b4522) | patch
Fix previous commit: the RSB refill bits change %rcx so it needed to be
authorguenther <guenther@openbsd.org>
Tue, 24 Jul 2018 14:49:44 +0000 (14:49 +0000)
committerguenther <guenther@openbsd.org>
Tue, 24 Jul 2018 14:49:44 +0000 (14:49 +0000)
commit9d94673f525e999bfff1d3a30db7acbe8ae9ea3b
treec078003e8424a91407c0084791a94dfc476f8ad4tree | snapshot
parent06b452273a73e3b082d0a858c90c1a31bdb24ae1commit | diff
Fix previous commit: the RSB refill bits change %rcx so it needed to be
given an input/output ASM constraint...but I made it output-only, so the
compiler deleted the initialization.

reported by many, starting with Edd Barrett (edd(at)theunixzoo.co.uk)
sys/arch/amd64/include/cpufunc.h diff | blob | history
OpenBSD src
by Ahmet Artu Yildirim