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* [glibc] LoongArch: Add vdso support for gettimeofday.
@ 2022-08-04 3:17 Yinyu Cai
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From: Yinyu Cai @ 2022-08-04 3:17 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=3e838436370cd97ffaacec5cb663aa03f97a16db
commit 3e838436370cd97ffaacec5cb663aa03f97a16db
Author: caiyinyu <caiyinyu@loongson.cn>
Date: Thu Jul 14 08:54:04 2022 +0800
LoongArch: Add vdso support for gettimeofday.
Diff:
---
sysdeps/unix/sysv/linux/loongarch/gettimeofday.c | 22 ++++++++++++++++++++++
sysdeps/unix/sysv/linux/loongarch/sysdep.h | 1 +
2 files changed, 23 insertions(+)
diff --git a/sysdeps/unix/sysv/linux/loongarch/gettimeofday.c b/sysdeps/unix/sysv/linux/loongarch/gettimeofday.c
new file mode 100644
index 0000000000..ee35a08650
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/loongarch/gettimeofday.c
@@ -0,0 +1,22 @@
+/* gettimeofday -- Get the current time of day.
+ Copyright (C) 2022 Free Software Foundation, Inc.
+
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library. If not, see
+ <https://www.gnu.org/licenses/>. */
+
+
+#define USE_IFUNC_GETTIMEOFDAY
+#include <sysdeps/unix/sysv/linux/gettimeofday.c>
diff --git a/sysdeps/unix/sysv/linux/loongarch/sysdep.h b/sysdeps/unix/sysv/linux/loongarch/sysdep.h
index e4c8fc2936..8a398adb70 100644
--- a/sysdeps/unix/sysv/linux/loongarch/sysdep.h
+++ b/sysdeps/unix/sysv/linux/loongarch/sysdep.h
@@ -116,6 +116,7 @@
/* List of system calls which are supported as vsyscalls. */
#define HAVE_CLOCK_GETRES64_VSYSCALL "__vdso_clock_getres"
#define HAVE_CLOCK_GETTIME64_VSYSCALL "__vdso_clock_gettime"
+#define HAVE_GETTIMEOFDAY_VSYSCALL "__vdso_gettimeofday"
#define HAVE_GETCPU_VSYSCALL "__vdso_getcpu"
#define HAVE_CLONE3_WRAPPER 1
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2022-08-04 3:17 [glibc] LoongArch: Add vdso support for gettimeofday Yinyu Cai
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