commit 3002131da33401cf1b45abbdbec58b7c751fc43a
author Elliott Hughes <enh@google.com> Tue Jul 15 16:53:13 2014 -0700
committer Elliott Hughes <enh@google.com> Wed Jul 16 15:15:53 2014 -0700
tree ddebae94546e50154d568cd9a9cac943e435a52a
parent a446505874ba52eb6ddb893c0d9c9321a73b235d

Use VDSO for clock_gettime(2) and gettimeofday(2).

Bug: 15387103

(cherry picked from commit 625993dfbb085a3cde7492eda8ec1cdc1ee39a78)

Change-Id: I0e156d7049ba1495902259071a96936592e74025

libc/arch-arm64/syscalls/__clock_gettime.S

diff --git a/libc/arch-arm64/syscalls/__clock_gettime.S b/libc/arch-arm64/syscalls/__clock_gettime.S
new file mode 100644
index 0000000..f346648
--- /dev/null
+++ b/libc/arch-arm64/syscalls/__clock_gettime.S
@@ -0,0 +1,15 @@
+/* Generated by gensyscalls.py. Do not edit. */
+
+#include <private/bionic_asm.h>
+
+ENTRY(__clock_gettime)
+    mov     x8, __NR_clock_gettime
+    svc     #0
+
+    cmn     x0, #(MAX_ERRNO + 1)
+    cneg    x0, x0, hi
+    b.hi    __set_errno
+
+    ret
+END(__clock_gettime)
+.hidden __clock_gettime