[src/trunk]: src/sys/arch/amd64/amd64 xen needs the TSC funcs too

[ad <ad%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c915aca8818e
branches:  trunk
changeset: 1010251:c915aca8818e
user:      ad <ad%NetBSD.org@localhost>
date:      Tue May 19 21:54:10 2020 +0000

description:
xen needs the TSC funcs too

diffstat:

 sys/arch/amd64/amd64/cpufunc.S |  40 ++++++++++++++++++++--------------------
 1 files changed, 20 insertions(+), 20 deletions(-)

diffs (61 lines):

diff -r f27279e20e53 -r c915aca8818e sys/arch/amd64/amd64/cpufunc.S
--- a/sys/arch/amd64/amd64/cpufunc.S    Tue May 19 21:52:04 2020 +0000
+++ b/sys/arch/amd64/amd64/cpufunc.S    Tue May 19 21:54:10 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: cpufunc.S,v 1.53 2020/05/19 21:40:55 ad Exp $  */
+/*     $NetBSD: cpufunc.S,v 1.54 2020/05/19 21:54:10 ad Exp $  */
 
 /*
  * Copyright (c) 1998, 2007, 2008, 2020 The NetBSD Foundation, Inc.
@@ -167,25 +167,6 @@
 
 STRONG_ALIAS(x86_write_psl,x86_write_flags)
 
-ENTRY(tsc_get_timecount)
-       movq    CPUVAR(CURLWP), %rcx
-1:
-       movq    L_NCSW(%rcx), %rdi
-       rdtsc
-       shlq    $32, %rdx
-       orq     %rdx, %rax
-       addq    CPUVAR(CC_SKEW), %rax
-       cmpq    %rdi, L_NCSW(%rcx)
-       jne     2f
-       KMSAN_INIT_RET(4)
-       ret
-2:
-       jmp     1b
-END(tsc_get_timecount)
-
-STRONG_ALIAS(cpu_counter, tsc_get_timecount)
-STRONG_ALIAS(cpu_counter32, tsc_get_timecount)
-
 /*
  * %rdi = name
  * %rsi = sel
@@ -225,6 +206,25 @@
 END(x86_hotpatch)
 #endif /* !XENPV */
 
+ENTRY(tsc_get_timecount)
+       movq    CPUVAR(CURLWP), %rcx
+1:
+       movq    L_NCSW(%rcx), %rdi
+       rdtsc
+       shlq    $32, %rdx
+       orq     %rdx, %rax
+       addq    CPUVAR(CC_SKEW), %rax
+       cmpq    %rdi, L_NCSW(%rcx)
+       jne     2f
+       KMSAN_INIT_RET(4)
+       ret
+2:
+       jmp     1b
+END(tsc_get_timecount)
+
+STRONG_ALIAS(cpu_counter, tsc_get_timecount)
+STRONG_ALIAS(cpu_counter32, tsc_get_timecount)
+
 ENTRY(rdmsr_safe)
        movq    CPUVAR(CURLWP), %r8
        movq    L_PCB(%r8), %r8