The branch stable/12 has been updated by kib:
URL:
https://cgit.FreeBSD.org/src/commit/?id=b9f6bda16b274b2b090db39781f7eb315b80c126
commit b9f6bda16b274b2b090db39781f7eb315b80c126
Author: Konstantin Belousov <k...@freebsd.org>
AuthorDate: 2021-01-09 20:39:19 +0000
Commit: Konstantin Belousov <k...@freebsd.org>
CommitDate: 2021-01-17 04:44:18 +0000
x86: Add rdtscp32() into cpufunc.h.
(cherry picked from commit 45974de8fb23710873417f1d2ca513761da6cacc)
---
sys/amd64/include/cpufunc.h | 9 +++++++++
sys/i386/include/cpufunc.h | 9 +++++++++
2 files changed, 18 insertions(+)
diff --git a/sys/amd64/include/cpufunc.h b/sys/amd64/include/cpufunc.h
index 2a03d9b61941..85e6c60a4ffd 100644
--- a/sys/amd64/include/cpufunc.h
+++ b/sys/amd64/include/cpufunc.h
@@ -412,6 +412,15 @@ rdtsc32(void)
return (rv);
}
+static __inline uint32_t
+rdtscp32(void)
+{
+ uint32_t rv;
+
+ __asm __volatile("rdtscp" : "=a" (rv) : : "ecx", "edx");
+ return (rv);
+}
+
static __inline void
wbinvd(void)
{
diff --git a/sys/i386/include/cpufunc.h b/sys/i386/include/cpufunc.h
index 3feeef02499c..9646590a6a40 100644
--- a/sys/i386/include/cpufunc.h
+++ b/sys/i386/include/cpufunc.h
@@ -412,6 +412,15 @@ rdtsc32(void)
return (rv);
}
+static __inline uint32_t
+rdtscp32(void)
+{
+ uint32_t rv;
+
+ __asm __volatile("rdtscp" : "=a" (rv) : : "ecx", "edx");
+ return (rv);
+}
+
static __inline void
wbinvd(void)
{
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