runtime: add timer_create syscalls for Linux

Updates #35057

Change-Id: Id702b502fa4e4005ba1e450a945bc4420a8a8b8c
Reviewed-on: https://go-review.googlesource.com/c/go/+/342052
Run-TryBot: Rhys Hiltner <rhys@justin.tv>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Michael Pratt <mpratt@google.com>
Trust: Than McIntosh <thanm@google.com>

diff --git a/src/runtime/defs_linux.go b/src/runtime/defs_linux.go
index 022ef19427e1885ff19d37145b0e368c2350e540..7c3167032f46900a0dd64a364a44e7aac772a5d2 100644 (file)
--- a/src/runtime/defs_linux.go
+++ b/src/runtime/defs_linux.go
@@ -58,6 +58,9 @@ const (
        SA_ONSTACK = C.SA_ONSTACK
        SA_SIGINFO = C.SA_SIGINFO
 
+       SI_KERNEL = C.SI_KERNEL
+       SI_TIMER  = C.SI_TIMER
+
        SIGHUP    = C.SIGHUP
        SIGINT    = C.SIGINT
        SIGQUIT   = C.SIGQUIT
@@ -109,6 +112,10 @@ const (
        ITIMER_VIRTUAL = C.ITIMER_VIRTUAL
        ITIMER_PROF    = C.ITIMER_PROF
 
+       CLOCK_THREAD_CPUTIME_ID = C.CLOCK_THREAD_CPUTIME_ID
+
+       SIGEV_THREAD_ID = C.SIGEV_THREAD_ID
+
        EPOLLIN       = C.POLLIN
        EPOLLOUT      = C.POLLOUT
        EPOLLERR      = C.POLLERR
@@ -126,5 +133,7 @@ type Timespec C.struct_timespec
 type Timeval C.struct_timeval
 type Sigaction C.struct_sigaction
 type Siginfo C.siginfo_t
+type Itimerspec C.struct_itimerspec
 type Itimerval C.struct_itimerval
+type Sigevent C.struct_sigevent
 type EpollEvent C.struct_epoll_event

diff --git a/src/runtime/defs_linux_386.go b/src/runtime/defs_linux_386.go
index 64a0fbcaaaa5f0ae539f8af1cf6ba5bb18013190..d8b546cb4c7652a01f2e2a4011fcfc872e5169eb 100644 (file)
--- a/src/runtime/defs_linux_386.go
+++ b/src/runtime/defs_linux_386.go
@@ -28,6 +28,9 @@ const (
        _SA_RESTORER = 0x4000000
        _SA_SIGINFO  = 0x4
 
+       _SI_KERNEL = 0x80
+       _SI_TIMER  = -0x2
+
        _SIGHUP    = 0x1
        _SIGINT    = 0x2
        _SIGQUIT   = 0x3
@@ -79,6 +82,10 @@ const (
        _ITIMER_VIRTUAL = 0x1
        _ITIMER_PROF    = 0x2
 
+       _CLOCK_THREAD_CPUTIME_ID = 0x3
+
+       _SIGEV_THREAD_ID = 0x4
+
        _O_RDONLY   = 0x0
        _O_NONBLOCK = 0x800
        _O_CLOEXEC  = 0x80000
@@ -212,11 +219,24 @@ type ucontext struct {
        uc_sigmask  uint32
 }
 
+type itimerspec struct {
+       it_interval timespec
+       it_value    timespec
+}
+
 type itimerval struct {
        it_interval timeval
        it_value    timeval
 }
 
+type sigevent struct {
+       value  uintptr
+       signo  int32
+       notify int32
+       // below here is a union; sigev_notify_thread_id is the only field we use
+       sigev_notify_thread_id int32
+}
+
 type epollevent struct {
        events uint32
        data   [8]byte // to match amd64

diff --git a/src/runtime/defs_linux_amd64.go b/src/runtime/defs_linux_amd64.go
index 1ae18a309bd70c6bb68d61f940b34a2827f050ed..6afb67f77f474c5bf696b35506fa41da472b99b1 100644 (file)
--- a/src/runtime/defs_linux_amd64.go
+++ b/src/runtime/defs_linux_amd64.go
@@ -28,6 +28,9 @@ const (
        _SA_RESTORER = 0x4000000
        _SA_SIGINFO  = 0x4
 
+       _SI_KERNEL = 0x80
+       _SI_TIMER  = -0x2
+
        _SIGHUP    = 0x1
        _SIGINT    = 0x2
        _SIGQUIT   = 0x3
@@ -79,6 +82,10 @@ const (
        _ITIMER_VIRTUAL = 0x1
        _ITIMER_PROF    = 0x2
 
+       _CLOCK_THREAD_CPUTIME_ID = 0x3
+
+       _SIGEV_THREAD_ID = 0x4
+
        _EPOLLIN       = 0x1
        _EPOLLOUT      = 0x4
        _EPOLLERR      = 0x8
@@ -129,11 +136,24 @@ type siginfo struct {
        si_addr uint64
 }
 
+type itimerspec struct {
+       it_interval timespec
+       it_value    timespec
+}
+
 type itimerval struct {
        it_interval timeval
        it_value    timeval
 }
 
+type sigevent struct {
+       value  uintptr
+       signo  int32
+       notify int32
+       // below here is a union; sigev_notify_thread_id is the only field we use
+       sigev_notify_thread_id int32
+}
+
 type epollevent struct {
        events uint32
        data   [8]byte // unaligned uintptr

diff --git a/src/runtime/defs_linux_arm.go b/src/runtime/defs_linux_arm.go
index 5bc0916f8b66ca96e052d165797af86c34c2c2e1..ec24d76326e2fb3944fbd7f9cf89e333bc13a3d8 100644 (file)
--- a/src/runtime/defs_linux_arm.go
+++ b/src/runtime/defs_linux_arm.go
@@ -29,6 +29,8 @@ const (
        _SA_ONSTACK     = 0x8000000
        _SA_RESTORER    = 0 // unused on ARM
        _SA_SIGINFO     = 0x4
+       _SI_KERNEL      = 0x80
+       _SI_TIMER       = -0x2
        _SIGHUP         = 0x1
        _SIGINT         = 0x2
        _SIGQUIT        = 0x3
@@ -79,6 +81,10 @@ const (
        _O_NONBLOCK     = 0x800
        _O_CLOEXEC      = 0x80000
 
+       _CLOCK_THREAD_CPUTIME_ID = 0x3
+
+       _SIGEV_THREAD_ID = 0x4
+
        _EPOLLIN       = 0x1
        _EPOLLOUT      = 0x4
        _EPOLLERR      = 0x8
@@ -153,11 +159,24 @@ func (tv *timeval) set_usec(x int32) {
        tv.tv_usec = x
 }
 
+type itimerspec struct {
+       it_interval timespec
+       it_value    timespec
+}
+
 type itimerval struct {
        it_interval timeval
        it_value    timeval
 }
 
+type sigevent struct {
+       value  uintptr
+       signo  int32
+       notify int32
+       // below here is a union; sigev_notify_thread_id is the only field we use
+       sigev_notify_thread_id int32
+}
+
 type siginfo struct {
        si_signo int32
        si_errno int32

diff --git a/src/runtime/defs_linux_arm64.go b/src/runtime/defs_linux_arm64.go
index 0690cd35b2e07e60f3a9eabcdda9578d73f73b36..f9f175004bc72adc6d03e9b8b728161c76ee441a 100644 (file)
--- a/src/runtime/defs_linux_arm64.go
+++ b/src/runtime/defs_linux_arm64.go
@@ -28,6 +28,9 @@ const (
        _SA_RESTORER = 0x0 // Only used on intel
        _SA_SIGINFO  = 0x4
 
+       _SI_KERNEL = 0x80
+       _SI_TIMER  = -0x2
+
        _SIGHUP    = 0x1
        _SIGINT    = 0x2
        _SIGQUIT   = 0x3
@@ -79,6 +82,10 @@ const (
        _ITIMER_VIRTUAL = 0x1
        _ITIMER_PROF    = 0x2
 
+       _CLOCK_THREAD_CPUTIME_ID = 0x3
+
+       _SIGEV_THREAD_ID = 0x4
+
        _EPOLLIN       = 0x1
        _EPOLLOUT      = 0x4
        _EPOLLERR      = 0x8
@@ -129,11 +136,24 @@ type siginfo struct {
        si_addr uint64
 }
 
+type itimerspec struct {
+       it_interval timespec
+       it_value    timespec
+}
+
 type itimerval struct {
        it_interval timeval
        it_value    timeval
 }
 
+type sigevent struct {
+       value  uintptr
+       signo  int32
+       notify int32
+       // below here is a union; sigev_notify_thread_id is the only field we use
+       sigev_notify_thread_id int32
+}
+
 type epollevent struct {
        events uint32
        _pad   uint32

diff --git a/src/runtime/defs_linux_mips64x.go b/src/runtime/defs_linux_mips64x.go
index 2cafad20cf98821c48004b51fccd6ef592b31de9..1743bbce4192c4bc756e470007b60f57afd371e5 100644 (file)
--- a/src/runtime/defs_linux_mips64x.go
+++ b/src/runtime/defs_linux_mips64x.go
@@ -32,6 +32,9 @@ const (
        _SA_ONSTACK = 0x8000000
        _SA_SIGINFO = 0x8
 
+       _SI_KERNEL = 0x80
+       _SI_TIMER  = -0x2
+
        _SIGHUP    = 0x1
        _SIGINT    = 0x2
        _SIGQUIT   = 0x3
@@ -83,6 +86,10 @@ const (
        _ITIMER_VIRTUAL = 0x1
        _ITIMER_PROF    = 0x2
 
+       _CLOCK_THREAD_CPUTIME_ID = 0x3
+
+       _SIGEV_THREAD_ID = 0x4
+
        _EPOLLIN       = 0x1
        _EPOLLOUT      = 0x4
        _EPOLLERR      = 0x8
@@ -138,11 +145,24 @@ type siginfo struct {
        si_addr uint64
 }
 
+type itimerspec struct {
+       it_interval timespec
+       it_value    timespec
+}
+
 type itimerval struct {
        it_interval timeval
        it_value    timeval
 }
 
+type sigevent struct {
+       value  uintptr
+       signo  int32
+       notify int32
+       // below here is a union; sigev_notify_thread_id is the only field we use
+       sigev_notify_thread_id int32
+}
+
 type epollevent struct {
        events    uint32
        pad_cgo_0 [4]byte

diff --git a/src/runtime/defs_linux_mipsx.go b/src/runtime/defs_linux_mipsx.go
index 3a8dfe2e99008171588e5c238789ba53253dfe91..e84d4979e1328c53a3934f0009cc5e10b5cf504d 100644 (file)
--- a/src/runtime/defs_linux_mipsx.go
+++ b/src/runtime/defs_linux_mipsx.go
@@ -32,6 +32,9 @@ const (
        _SA_ONSTACK = 0x8000000
        _SA_SIGINFO = 0x8
 
+       _SI_KERNEL = 0x80
+       _SI_TIMER  = -0x2
+
        _SIGHUP    = 0x1
        _SIGINT    = 0x2
        _SIGQUIT   = 0x3
@@ -83,6 +86,10 @@ const (
        _ITIMER_VIRTUAL = 0x1
        _ITIMER_PROF    = 0x2
 
+       _CLOCK_THREAD_CPUTIME_ID = 0x3
+
+       _SIGEV_THREAD_ID = 0x4
+
        _EPOLLIN       = 0x1
        _EPOLLOUT      = 0x4
        _EPOLLERR      = 0x8
@@ -132,11 +139,24 @@ type siginfo struct {
        si_addr uint32
 }
 
+type itimerspec struct {
+       it_interval timespec
+       it_value    timespec
+}
+
 type itimerval struct {
        it_interval timeval
        it_value    timeval
 }
 
+type sigevent struct {
+       value  uintptr
+       signo  int32
+       notify int32
+       // below here is a union; sigev_notify_thread_id is the only field we use
+       sigev_notify_thread_id int32
+}
+
 type epollevent struct {
        events    uint32
        pad_cgo_0 [4]byte

diff --git a/src/runtime/defs_linux_ppc64.go b/src/runtime/defs_linux_ppc64.go
index 90b1dc1ff9d84edc4143b8793331c992965e9720..e0775e297434bc1302390567fc49387657c03f64 100644 (file)
--- a/src/runtime/defs_linux_ppc64.go
+++ b/src/runtime/defs_linux_ppc64.go
@@ -27,6 +27,9 @@ const (
        _SA_ONSTACK = 0x8000000
        _SA_SIGINFO = 0x4
 
+       _SI_KERNEL = 0x80
+       _SI_TIMER  = -0x2
+
        _SIGHUP    = 0x1
        _SIGINT    = 0x2
        _SIGQUIT   = 0x3
@@ -78,6 +81,10 @@ const (
        _ITIMER_VIRTUAL = 0x1
        _ITIMER_PROF    = 0x2
 
+       _CLOCK_THREAD_CPUTIME_ID = 0x3
+
+       _SIGEV_THREAD_ID = 0x4
+
        _EPOLLIN       = 0x1
        _EPOLLOUT      = 0x4
        _EPOLLERR      = 0x8
@@ -130,11 +137,24 @@ type siginfo struct {
        si_addr uint64
 }
 
+type itimerspec struct {
+       it_interval timespec
+       it_value    timespec
+}
+
 type itimerval struct {
        it_interval timeval
        it_value    timeval
 }
 
+type sigevent struct {
+       value  uintptr
+       signo  int32
+       notify int32
+       // below here is a union; sigev_notify_thread_id is the only field we use
+       sigev_notify_thread_id int32
+}
+
 type epollevent struct {
        events    uint32
        pad_cgo_0 [4]byte

diff --git a/src/runtime/defs_linux_ppc64le.go b/src/runtime/defs_linux_ppc64le.go
index 90b1dc1ff9d84edc4143b8793331c992965e9720..e0775e297434bc1302390567fc49387657c03f64 100644 (file)
--- a/src/runtime/defs_linux_ppc64le.go
+++ b/src/runtime/defs_linux_ppc64le.go
@@ -27,6 +27,9 @@ const (
        _SA_ONSTACK = 0x8000000
        _SA_SIGINFO = 0x4
 
+       _SI_KERNEL = 0x80
+       _SI_TIMER  = -0x2
+
        _SIGHUP    = 0x1
        _SIGINT    = 0x2
        _SIGQUIT   = 0x3
@@ -78,6 +81,10 @@ const (
        _ITIMER_VIRTUAL = 0x1
        _ITIMER_PROF    = 0x2
 
+       _CLOCK_THREAD_CPUTIME_ID = 0x3
+
+       _SIGEV_THREAD_ID = 0x4
+
        _EPOLLIN       = 0x1
        _EPOLLOUT      = 0x4
        _EPOLLERR      = 0x8
@@ -130,11 +137,24 @@ type siginfo struct {
        si_addr uint64
 }
 
+type itimerspec struct {
+       it_interval timespec
+       it_value    timespec
+}
+
 type itimerval struct {
        it_interval timeval
        it_value    timeval
 }
 
+type sigevent struct {
+       value  uintptr
+       signo  int32
+       notify int32
+       // below here is a union; sigev_notify_thread_id is the only field we use
+       sigev_notify_thread_id int32
+}
+
 type epollevent struct {
        events    uint32
        pad_cgo_0 [4]byte

diff --git a/src/runtime/defs_linux_riscv64.go b/src/runtime/defs_linux_riscv64.go
index 60da0fae000775df74809ce0d0c3e97acf5cad64..1052213a4c768483205f6cab987a390e6e5e38e5 100644 (file)
--- a/src/runtime/defs_linux_riscv64.go
+++ b/src/runtime/defs_linux_riscv64.go
@@ -29,6 +29,9 @@ const (
        _SA_RESTORER = 0x0
        _SA_SIGINFO  = 0x4
 
+       _SI_KERNEL = 0x80
+       _SI_TIMER  = -0x2
+
        _SIGHUP    = 0x1
        _SIGINT    = 0x2
        _SIGQUIT   = 0x3
@@ -80,6 +83,10 @@ const (
        _ITIMER_VIRTUAL = 0x1
        _ITIMER_PROF    = 0x2
 
+       _CLOCK_THREAD_CPUTIME_ID = 0x3
+
+       _SIGEV_THREAD_ID = 0x4
+
        _EPOLLIN       = 0x1
        _EPOLLOUT      = 0x4
        _EPOLLERR      = 0x8
@@ -127,11 +134,24 @@ type siginfo struct {
        si_addr uint64
 }
 
+type itimerspec struct {
+       it_interval timespec
+       it_value    timespec
+}
+
 type itimerval struct {
        it_interval timeval
        it_value    timeval
 }
 
+type sigevent struct {
+       value  uintptr
+       signo  int32
+       notify int32
+       // below here is a union; sigev_notify_thread_id is the only field we use
+       sigev_notify_thread_id int32
+}
+
 type epollevent struct {
        events    uint32
        pad_cgo_0 [4]byte

diff --git a/src/runtime/defs_linux_s390x.go b/src/runtime/defs_linux_s390x.go
index fa289d531c074bbef57c54892d64c5082daa8889..b072955d4a3e2625ab08ae002d161f5fd0c41c38 100644 (file)
--- a/src/runtime/defs_linux_s390x.go
+++ b/src/runtime/defs_linux_s390x.go
@@ -28,6 +28,9 @@ const (
        _SA_ONSTACK = 0x8000000
        _SA_SIGINFO = 0x4
 
+       _SI_KERNEL = 0x80
+       _SI_TIMER  = -0x2
+
        _SIGHUP    = 0x1
        _SIGINT    = 0x2
        _SIGQUIT   = 0x3
@@ -79,6 +82,10 @@ const (
        _ITIMER_VIRTUAL = 0x1
        _ITIMER_PROF    = 0x2
 
+       _CLOCK_THREAD_CPUTIME_ID = 0x3
+
+       _SIGEV_THREAD_ID = 0x4
+
        _EPOLLIN       = 0x1
        _EPOLLOUT      = 0x4
        _EPOLLERR      = 0x8
@@ -126,11 +133,24 @@ type siginfo struct {
        si_addr uint64
 }
 
+type itimerspec struct {
+       it_interval timespec
+       it_value    timespec
+}
+
 type itimerval struct {
        it_interval timeval
        it_value    timeval
 }
 
+type sigevent struct {
+       value  uintptr
+       signo  int32
+       notify int32
+       // below here is a union; sigev_notify_thread_id is the only field we use
+       sigev_notify_thread_id int32
+}
+
 type epollevent struct {
        events    uint32
        pad_cgo_0 [4]byte

diff --git a/src/runtime/os_linux.go b/src/runtime/os_linux.go
index 88c16f7163959007231c680e8d6e3d334af116af..b60dc9ea01064cad4391531ddbf901f7185c0ab4 100644 (file)
--- a/src/runtime/os_linux.go
+++ b/src/runtime/os_linux.go
@@ -395,6 +395,15 @@ func sigaltstack(new, old *stackt)
 //go:noescape
 func setitimer(mode int32, new, old *itimerval)
 
+//go:noescape
+func timer_create(clockid int32, sevp *sigevent, timerid *int32) int32
+
+//go:noescape
+func timer_settime(timerid int32, flags int32, new, old *itimerspec) int32
+
+//go:noescape
+func timer_delete(timerid int32) int32
+
 //go:noescape
 func rtsigprocmask(how int32, new, old *sigset, size int32)
 

diff --git a/src/runtime/sys_linux_386.s b/src/runtime/sys_linux_386.s
index 3ae5a9099f096aaa01f10b676dc41bad1437f7dc..6df812234c3f9cf4591a83375a2dc39b4745662f 100644 (file)
--- a/src/runtime/sys_linux_386.s
+++ b/src/runtime/sys_linux_386.s
@@ -56,6 +56,9 @@
 #define SYS_epoll_create       254
 #define SYS_epoll_ctl          255
 #define SYS_epoll_wait         256
+#define SYS_timer_create       259
+#define SYS_timer_settime      260
+#define SYS_timer_delete       263
 #define SYS_clock_gettime      265
 #define SYS_tgkill             270
 #define SYS_epoll_create1      329
@@ -210,6 +213,32 @@ TEXT runtime·setitimer(SB),NOSPLIT,$0-12
        INVOKE_SYSCALL
        RET
 
+TEXT runtime·timer_create(SB),NOSPLIT,$0-16
+       MOVL    $SYS_timer_create, AX
+       MOVL    clockid+0(FP), BX
+       MOVL    sevp+4(FP), CX
+       MOVL    timerid+8(FP), DX
+       INVOKE_SYSCALL
+       MOVL    AX, ret+12(FP)
+       RET
+
+TEXT runtime·timer_settime(SB),NOSPLIT,$0-20
+       MOVL    $SYS_timer_settime, AX
+       MOVL    timerid+0(FP), BX
+       MOVL    flags+4(FP), CX
+       MOVL    new+8(FP), DX
+       MOVL    old+12(FP), SI
+       INVOKE_SYSCALL
+       MOVL    AX, ret+16(FP)
+       RET
+
+TEXT runtime·timer_delete(SB),NOSPLIT,$0-8
+       MOVL    $SYS_timer_delete, AX
+       MOVL    timerid+0(FP), BX
+       INVOKE_SYSCALL
+       MOVL    AX, ret+4(FP)
+       RET
+
 TEXT runtime·mincore(SB),NOSPLIT,$0-16
        MOVL    $SYS_mincore, AX
        MOVL    addr+0(FP), BX

diff --git a/src/runtime/sys_linux_amd64.s b/src/runtime/sys_linux_amd64.s
index 64ddc2354e6959f0ecb5b5adc502548026c1ee80..345dc90eb0763d024f273ae374638b67bc4a6eee 100644 (file)
--- a/src/runtime/sys_linux_amd64.s
+++ b/src/runtime/sys_linux_amd64.s
@@ -41,6 +41,9 @@
 #define SYS_futex              202
 #define SYS_sched_getaffinity  204
 #define SYS_epoll_create       213
+#define SYS_timer_create       222
+#define SYS_timer_settime      223
+#define SYS_timer_delete       226
 #define SYS_clock_gettime      228
 #define SYS_exit_group         231
 #define SYS_epoll_ctl          233
@@ -195,6 +198,32 @@ TEXT runtime·setitimer(SB),NOSPLIT,$0-24
        SYSCALL
        RET
 
+TEXT runtime·timer_create(SB),NOSPLIT,$0-28
+       MOVL    clockid+0(FP), DI
+       MOVQ    sevp+8(FP), SI
+       MOVQ    timerid+16(FP), DX
+       MOVL    $SYS_timer_create, AX
+       SYSCALL
+       MOVL    AX, ret+24(FP)
+       RET
+
+TEXT runtime·timer_settime(SB),NOSPLIT,$0-28
+       MOVL    timerid+0(FP), DI
+       MOVL    flags+4(FP), SI
+       MOVQ    new+8(FP), DX
+       MOVQ    old+16(FP), R10
+       MOVL    $SYS_timer_settime, AX
+       SYSCALL
+       MOVL    AX, ret+24(FP)
+       RET
+
+TEXT runtime·timer_delete(SB),NOSPLIT,$0-12
+       MOVL    timerid+0(FP), DI
+       MOVL    $SYS_timer_delete, AX
+       SYSCALL
+       MOVL    AX, ret+8(FP)
+       RET
+
 TEXT runtime·mincore(SB),NOSPLIT,$0-28
        MOVQ    addr+0(FP), DI
        MOVQ    n+8(FP), SI

diff --git a/src/runtime/sys_linux_arm.s b/src/runtime/sys_linux_arm.s
index ae99810c10299705add3163ef7e9836139a1d7f2..3f30da7b54013cadc7761123ef5f6886f0789a85 100644 (file)
--- a/src/runtime/sys_linux_arm.s
+++ b/src/runtime/sys_linux_arm.s
@@ -45,6 +45,9 @@
 #define SYS_epoll_create (SYS_BASE + 250)
 #define SYS_epoll_ctl (SYS_BASE + 251)
 #define SYS_epoll_wait (SYS_BASE + 252)
+#define SYS_timer_create (SYS_BASE + 257)
+#define SYS_timer_settime (SYS_BASE + 258)
+#define SYS_timer_delete (SYS_BASE + 261)
 #define SYS_epoll_create1 (SYS_BASE + 357)
 #define SYS_pipe2 (SYS_BASE + 359)
 #define SYS_fcntl (SYS_BASE + 55)
@@ -233,6 +236,32 @@ TEXT runtime·setitimer(SB),NOSPLIT,$0
        SWI     $0
        RET
 
+TEXT runtime·timer_create(SB),NOSPLIT,$0-16
+       MOVW    clockid+0(FP), R0
+       MOVW    sevp+4(FP), R1
+       MOVW    timerid+8(FP), R2
+       MOVW    $SYS_timer_create, R7
+       SWI     $0
+       MOVW    R0, ret+12(FP)
+       RET
+
+TEXT runtime·timer_settime(SB),NOSPLIT,$0-20
+       MOVW    timerid+0(FP), R0
+       MOVW    flags+4(FP), R1
+       MOVW    new+8(FP), R2
+       MOVW    old+12(FP), R3
+       MOVW    $SYS_timer_settime, R7
+       SWI     $0
+       MOVW    R0, ret+16(FP)
+       RET
+
+TEXT runtime·timer_delete(SB),NOSPLIT,$0-8
+       MOVW    timerid+0(FP), R0
+       MOVW    $SYS_timer_delete, R7
+       SWI     $0
+       MOVW    R0, ret+4(FP)
+       RET
+
 TEXT runtime·mincore(SB),NOSPLIT,$0
        MOVW    addr+0(FP), R0
        MOVW    n+4(FP), R1

diff --git a/src/runtime/sys_linux_arm64.s b/src/runtime/sys_linux_arm64.s
index 9289ad5028b403a3be8c664512c9eac855a4193c..1276c077d701f2c8bf894d780a79d8938d05268e 100644 (file)
--- a/src/runtime/sys_linux_arm64.s
+++ b/src/runtime/sys_linux_arm64.s
@@ -49,6 +49,9 @@
 #define SYS_socket             198
 #define SYS_connect            203
 #define SYS_brk                        214
+#define SYS_timer_create       107
+#define SYS_timer_settime      110
+#define SYS_timer_delete       111
 
 TEXT runtime·exit(SB),NOSPLIT|NOFRAME,$0-4
        MOVW    code+0(FP), R0
@@ -197,6 +200,32 @@ TEXT runtime·setitimer(SB),NOSPLIT|NOFRAME,$0-24
        SVC
        RET
 
+TEXT runtime·timer_create(SB),NOSPLIT,$0-28
+       MOVW    clockid+0(FP), R0
+       MOVD    sevp+8(FP), R1
+       MOVD    timerid+16(FP), R2
+       MOVD    $SYS_timer_create, R8
+       SVC
+       MOVW    R0, ret+24(FP)
+       RET
+
+TEXT runtime·timer_settime(SB),NOSPLIT,$0-28
+       MOVW    timerid+0(FP), R0
+       MOVW    flags+4(FP), R1
+       MOVD    new+8(FP), R2
+       MOVD    old+16(FP), R3
+       MOVD    $SYS_timer_settime, R8
+       SVC
+       MOVW    R0, ret+24(FP)
+       RET
+
+TEXT runtime·timer_delete(SB),NOSPLIT,$0-12
+       MOVW    timerid+0(FP), R0
+       MOVD    $SYS_timer_delete, R8
+       SVC
+       MOVW    R0, ret+8(FP)
+       RET
+
 TEXT runtime·mincore(SB),NOSPLIT|NOFRAME,$0-28
        MOVD    addr+0(FP), R0
        MOVD    n+8(FP), R1

diff --git a/src/runtime/sys_linux_mips64x.s b/src/runtime/sys_linux_mips64x.s
index 7529a0ed27db35e9d8489ce6f1cccfd5ecfa5538..08e44d671b8bd675fdb1393a764090dcb51b1dba 100644 (file)
--- a/src/runtime/sys_linux_mips64x.s
+++ b/src/runtime/sys_linux_mips64x.s
@@ -41,6 +41,9 @@
 #define SYS_exit_group         5205
 #define SYS_epoll_create       5207
 #define SYS_epoll_ctl          5208
+#define SYS_timer_create       5216
+#define SYS_timer_settime      5217
+#define SYS_timer_delete       5220
 #define SYS_tgkill             5225
 #define SYS_openat             5247
 #define SYS_epoll_pwait                5272
@@ -204,6 +207,32 @@ TEXT runtime·setitimer(SB),NOSPLIT|NOFRAME,$0-24
        SYSCALL
        RET
 
+TEXT runtime·timer_create(SB),NOSPLIT,$0-28
+       MOVW    clockid+0(FP), R4
+       MOVV    sevp+8(FP), R5
+       MOVV    timerid+16(FP), R6
+       MOVV    $SYS_timer_create, R2
+       SYSCALL
+       MOVW    R2, ret+24(FP)
+       RET
+
+TEXT runtime·timer_settime(SB),NOSPLIT,$0-28
+       MOVW    timerid+0(FP), R4
+       MOVW    flags+4(FP), R5
+       MOVV    new+8(FP), R6
+       MOVV    old+16(FP), R7
+       MOVV    $SYS_timer_settime, R2
+       SYSCALL
+       MOVW    R2, ret+24(FP)
+       RET
+
+TEXT runtime·timer_delete(SB),NOSPLIT,$0-12
+       MOVW    timerid+0(FP), R4
+       MOVV    $SYS_timer_delete, R2
+       SYSCALL
+       MOVW    R2, ret+8(FP)
+       RET
+
 TEXT runtime·mincore(SB),NOSPLIT|NOFRAME,$0-28
        MOVV    addr+0(FP), R4
        MOVV    n+8(FP), R5

diff --git a/src/runtime/sys_linux_mipsx.s b/src/runtime/sys_linux_mipsx.s
index b3970be9cf8f746a0f6cf2e2eb5bf212009b68be..c82843189946416118b9d2129b0b97c9e9fac9b8 100644 (file)
--- a/src/runtime/sys_linux_mipsx.s
+++ b/src/runtime/sys_linux_mipsx.s
@@ -43,6 +43,9 @@
 #define SYS_epoll_create       4248
 #define SYS_epoll_ctl          4249
 #define SYS_epoll_wait         4250
+#define SYS_timer_create       4257
+#define SYS_timer_settime      4258
+#define SYS_timer_delete       4261
 #define SYS_clock_gettime      4263
 #define SYS_tgkill             4266
 #define SYS_epoll_create1      4326
@@ -209,6 +212,32 @@ TEXT runtime·setitimer(SB),NOSPLIT,$0-12
        SYSCALL
        RET
 
+TEXT runtime·timer_create(SB),NOSPLIT,$0-16
+       MOVW    clockid+0(FP), R4
+       MOVW    sevp+4(FP), R5
+       MOVW    timerid+8(FP), R6
+       MOVW    $SYS_timer_create, R2
+       SYSCALL
+       MOVW    R2, ret+12(FP)
+       RET
+
+TEXT runtime·timer_settime(SB),NOSPLIT,$0-20
+       MOVW    timerid+0(FP), R4
+       MOVW    flags+4(FP), R5
+       MOVW    new+8(FP), R6
+       MOVW    old+12(FP), R7
+       MOVW    $SYS_timer_settime, R2
+       SYSCALL
+       MOVW    R2, ret+16(FP)
+       RET
+
+TEXT runtime·timer_delete(SB),NOSPLIT,$0-8
+       MOVW    timerid+0(FP), R4
+       MOVW    $SYS_timer_delete, R2
+       SYSCALL
+       MOVW    R2, ret+4(FP)
+       RET
+
 TEXT runtime·mincore(SB),NOSPLIT,$0-16
        MOVW    addr+0(FP), R4
        MOVW    n+4(FP), R5

diff --git a/src/runtime/sys_linux_ppc64x.s b/src/runtime/sys_linux_ppc64x.s
index 33b6a9409c2c5b51eaf8ee0c12fcde74b8819d90..56d600b6eaa7e54d65ece89e33400d228fe65576 100644 (file)
--- a/src/runtime/sys_linux_ppc64x.s
+++ b/src/runtime/sys_linux_ppc64x.s
@@ -44,6 +44,9 @@
 #define SYS_epoll_create       236
 #define SYS_epoll_ctl          237
 #define SYS_epoll_wait         238
+#define SYS_timer_create       240
+#define SYS_timer_settime      241
+#define SYS_timer_delete       244
 #define SYS_clock_gettime      246
 #define SYS_tgkill             250
 #define SYS_epoll_create1      315
@@ -176,6 +179,29 @@ TEXT runtime·setitimer(SB),NOSPLIT|NOFRAME,$0-24
        SYSCALL $SYS_setitimer
        RET
 
+TEXT runtime·timer_create(SB),NOSPLIT,$0-28
+       MOVW    clockid+0(FP), R3
+       MOVD    sevp+8(FP), R4
+       MOVD    timerid+16(FP), R5
+       SYSCALL $SYS_timer_create
+       MOVW    R3, ret+24(FP)
+       RET
+
+TEXT runtime·timer_settime(SB),NOSPLIT,$0-28
+       MOVW    timerid+0(FP), R3
+       MOVW    flags+4(FP), R4
+       MOVD    new+8(FP), R5
+       MOVD    old+16(FP), R6
+       SYSCALL $SYS_timer_settime
+       MOVW    R3, ret+24(FP)
+       RET
+
+TEXT runtime·timer_delete(SB),NOSPLIT,$0-12
+       MOVW    timerid+0(FP), R3
+       SYSCALL $SYS_timer_delete
+       MOVW    R3, ret+8(FP)
+       RET
+
 TEXT runtime·mincore(SB),NOSPLIT|NOFRAME,$0-28
        MOVD    addr+0(FP), R3
        MOVD    n+8(FP), R4

diff --git a/src/runtime/sys_linux_riscv64.s b/src/runtime/sys_linux_riscv64.s
index ebcdd56a459072d379931b2e937f034956b4bf2f..a3da46d1362fbcd615ff4378cbc229b302d6e644 100644 (file)
--- a/src/runtime/sys_linux_riscv64.s
+++ b/src/runtime/sys_linux_riscv64.s
@@ -48,6 +48,9 @@
 #define SYS_sigaltstack                132
 #define SYS_socket             198
 #define SYS_tgkill             131
+#define SYS_timer_create       107
+#define SYS_timer_delete       111
+#define SYS_timer_settime      110
 #define SYS_tkill              130
 #define SYS_write              64
 
@@ -201,6 +204,35 @@ TEXT runtime·setitimer(SB),NOSPLIT|NOFRAME,$0-24
        ECALL
        RET
 
+// func timer_create(clockid int32, sevp *sigevent, timerid *int32) int32
+TEXT runtime·timer_create(SB),NOSPLIT,$0-28
+       MOVW    clockid+0(FP), A0
+       MOV     sevp+8(FP), A1
+       MOV     timerid+16(FP), A2
+       MOV     $SYS_timer_create, A7
+       ECALL
+       MOVW    A0, ret+24(FP)
+       RET
+
+// func timer_settime(timerid int32, flags int32, new, old *itimerspec) int32
+TEXT runtime·timer_settime(SB),NOSPLIT,$0-28
+       MOVW    timerid+0(FP), A0
+       MOVW    flags+4(FP), A1
+       MOV     new+8(FP), A2
+       MOV     old+16(FP), A3
+       MOV     $SYS_timer_settime, A7
+       ECALL
+       MOVW    A0, ret+24(FP)
+       RET
+
+// func timer_delete(timerid int32) int32
+TEXT runtime·timer_delete(SB),NOSPLIT,$0-12
+       MOVW    timerid+0(FP), A0
+       MOV     $SYS_timer_delete, A7
+       ECALL
+       MOVW    A0, ret+8(FP)
+       RET
+
 // func mincore(addr unsafe.Pointer, n uintptr, dst *byte) int32
 TEXT runtime·mincore(SB),NOSPLIT|NOFRAME,$0-28
        MOV     addr+0(FP), A0

diff --git a/src/runtime/sys_linux_s390x.s b/src/runtime/sys_linux_s390x.s
index 916dfada8d58e68d6f91d5097d53d80d3b76bacb..886add8b543b3c927db0e362f535a1c90ec6d1cb 100644 (file)
--- a/src/runtime/sys_linux_s390x.s
+++ b/src/runtime/sys_linux_s390x.s
@@ -39,6 +39,9 @@
 #define SYS_epoll_create        249
 #define SYS_epoll_ctl           250
 #define SYS_epoll_wait          251
+#define SYS_timer_create        254
+#define SYS_timer_settime       255
+#define SYS_timer_delete        258
 #define SYS_clock_gettime       260
 #define SYS_pipe2              325
 #define SYS_epoll_create1       327
@@ -185,6 +188,32 @@ TEXT runtime·setitimer(SB),NOSPLIT|NOFRAME,$0-24
        SYSCALL
        RET
 
+TEXT runtime·timer_create(SB),NOSPLIT|NOFRAME,$0-28
+       MOVW    clockid+0(FP), R2
+       MOVD    sevp+8(FP), R3
+       MOVD    timerid+16(FP), R4
+       MOVW    $SYS_timer_create, R1
+       SYSCALL
+       MOVW    R2, ret+24(FP)
+       RET
+
+TEXT runtime·timer_settime(SB),NOSPLIT|NOFRAME,$0-28
+       MOVW    timerid+0(FP), R2
+       MOVW    flags+4(FP), R3
+       MOVD    new+8(FP), R4
+       MOVD    old+16(FP), R5
+       MOVW    $SYS_timer_settime, R1
+       SYSCALL
+       MOVW    R2, ret+24(FP)
+       RET
+
+TEXT runtime·timer_delete(SB),NOSPLIT|NOFRAME,$0-12
+       MOVW    timerid+0(FP), R2
+       MOVW    $SYS_timer_delete, R1
+       SYSCALL
+       MOVW    R2, ret+8(FP)
+       RET
+
 TEXT runtime·mincore(SB),NOSPLIT|NOFRAME,$0-28
        MOVD    addr+0(FP), R2
        MOVD    n+8(FP), R3