Date: Sun, 14 Jan 2018 12:39:50 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r327965 - head/sys/amd64/include Message-ID: <201801141239.w0ECdoFq034956@repo.freebsd.org>
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Author: kib Date: Sun Jan 14 12:39:50 2018 New Revision: 327965 URL: https://svnweb.freebsd.org/changeset/base/327965 Log: Add STAC and CLAC instructions wrappers. Reviewed by: jhb Sponsored by: The FreeBSD Foundation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D13838 Modified: head/sys/amd64/include/cpufunc.h Modified: head/sys/amd64/include/cpufunc.h ============================================================================== --- head/sys/amd64/include/cpufunc.h Sun Jan 14 12:36:23 2018 (r327964) +++ head/sys/amd64/include/cpufunc.h Sun Jan 14 12:39:50 2018 (r327965) @@ -836,6 +836,20 @@ intr_restore(register_t rflags) write_rflags(rflags); } +static __inline void +stac(void) +{ + + __asm __volatile("stac" : : : "cc"); +} + +static __inline void +clac(void) +{ + + __asm __volatile("clac" : : : "cc"); +} + enum { SGX_ECREATE = 0x0, SGX_EADD = 0x1,
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