From 227983551d3b590e1a9ed4e81d793b7f6abfadd2 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Wed, 5 Apr 2023 09:21:37 -0700 Subject: : Add WRMSRNS support Add WRMSRNS support to . Reviewed-by: Noah Goldstein --- manual/platform.texi | 3 +++ sysdeps/x86/bits/platform/x86.h | 1 + sysdeps/x86/tst-get-cpu-features.c | 1 + 3 files changed, 5 insertions(+) diff --git a/manual/platform.texi b/manual/platform.texi index ecee3a7b39..af79f5eb4d 100644 --- a/manual/platform.texi +++ b/manual/platform.texi @@ -679,6 +679,9 @@ using a TSC deadline value. @item @code{WIDE_KL} -- AES wide Key Locker instructions. +@item +@code{WRMSRNS} -- WRMSRNS instruction. + @item @code{X2APIC} -- x2APIC. diff --git a/sysdeps/x86/bits/platform/x86.h b/sysdeps/x86/bits/platform/x86.h index 74b7f951e1..2a15ad937a 100644 --- a/sysdeps/x86/bits/platform/x86.h +++ b/sysdeps/x86/bits/platform/x86.h @@ -297,6 +297,7 @@ enum x86_cpu_FZLRM = x86_cpu_index_7_ecx_1_eax + 10, x86_cpu_FSRS = x86_cpu_index_7_ecx_1_eax + 11, x86_cpu_FSRCS = x86_cpu_index_7_ecx_1_eax + 12, + x86_cpu_WRMSRNS = x86_cpu_index_7_ecx_1_eax + 19, x86_cpu_HRESET = x86_cpu_index_7_ecx_1_eax + 22, x86_cpu_LAM = x86_cpu_index_7_ecx_1_eax + 26, diff --git a/sysdeps/x86/tst-get-cpu-features.c b/sysdeps/x86/tst-get-cpu-features.c index 329d4aafb4..9c436eaa64 100644 --- a/sysdeps/x86/tst-get-cpu-features.c +++ b/sysdeps/x86/tst-get-cpu-features.c @@ -209,6 +209,7 @@ do_test (void) CHECK_CPU_FEATURE_PRESENT (FZLRM); CHECK_CPU_FEATURE_PRESENT (FSRS); CHECK_CPU_FEATURE_PRESENT (FSRCS); + CHECK_CPU_FEATURE_PRESENT (WRMSRNS); CHECK_CPU_FEATURE_PRESENT (HRESET); CHECK_CPU_FEATURE_PRESENT (LAM); CHECK_CPU_FEATURE_PRESENT (AESKLE); -- cgit 1.4.1