libc: add timerfd calls

Change-Id: Id63b907266d5b87c7422a51d393a1430551ca33d
diff --git a/libc/arch-arm/syscalls.mk b/libc/arch-arm/syscalls.mk
index 9eb5136..3c8f204 100644
--- a/libc/arch-arm/syscalls.mk
+++ b/libc/arch-arm/syscalls.mk
@@ -144,6 +144,9 @@
 syscall_src += arch-arm/syscalls/__timer_delete.S
 syscall_src += arch-arm/syscalls/utimes.S
 syscall_src += arch-arm/syscalls/utimensat.S
+syscall_src += arch-arm/syscalls/timerfd_create.S
+syscall_src += arch-arm/syscalls/timerfd_settime.S
+syscall_src += arch-arm/syscalls/timerfd_gettime.S
 syscall_src += arch-arm/syscalls/sigaction.S
 syscall_src += arch-arm/syscalls/sigprocmask.S
 syscall_src += arch-arm/syscalls/__sigsuspend.S
diff --git a/libc/arch-arm/syscalls/timerfd_create.S b/libc/arch-arm/syscalls/timerfd_create.S
new file mode 100644
index 0000000..7e3f16f
--- /dev/null
+++ b/libc/arch-arm/syscalls/timerfd_create.S
@@ -0,0 +1,15 @@
+/* autogenerated by gensyscalls.py */
+#include <asm/unistd.h>
+#include <linux/err.h>
+#include <machine/asm.h>
+
+ENTRY(timerfd_create)
+    mov     ip, r7
+    ldr     r7, =__NR_timerfd_create
+    swi     #0
+    mov     r7, ip
+    cmn     r0, #(MAX_ERRNO + 1)
+    bxls    lr
+    neg     r0, r0
+    b       __set_errno
+END(timerfd_create)
diff --git a/libc/arch-arm/syscalls/timerfd_gettime.S b/libc/arch-arm/syscalls/timerfd_gettime.S
new file mode 100644
index 0000000..2c3e2cf
--- /dev/null
+++ b/libc/arch-arm/syscalls/timerfd_gettime.S
@@ -0,0 +1,15 @@
+/* autogenerated by gensyscalls.py */
+#include <asm/unistd.h>
+#include <linux/err.h>
+#include <machine/asm.h>
+
+ENTRY(timerfd_gettime)
+    mov     ip, r7
+    ldr     r7, =__NR_timerfd_gettime
+    swi     #0
+    mov     r7, ip
+    cmn     r0, #(MAX_ERRNO + 1)
+    bxls    lr
+    neg     r0, r0
+    b       __set_errno
+END(timerfd_gettime)
diff --git a/libc/arch-arm/syscalls/timerfd_settime.S b/libc/arch-arm/syscalls/timerfd_settime.S
new file mode 100644
index 0000000..f7f0cf0
--- /dev/null
+++ b/libc/arch-arm/syscalls/timerfd_settime.S
@@ -0,0 +1,15 @@
+/* autogenerated by gensyscalls.py */
+#include <asm/unistd.h>
+#include <linux/err.h>
+#include <machine/asm.h>
+
+ENTRY(timerfd_settime)
+    mov     ip, r7
+    ldr     r7, =__NR_timerfd_settime
+    swi     #0
+    mov     r7, ip
+    cmn     r0, #(MAX_ERRNO + 1)
+    bxls    lr
+    neg     r0, r0
+    b       __set_errno
+END(timerfd_settime)