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syscall: implement syscalls on Darwin using libSystem

Browse source 
There are still some references to the bare Syscall functions
in the stdlib. I will root those out in a following CL.
(This CL is big enough as it is.)
Most are in vendor directories:

cmd/vendor/golang.org/x/sys/unix/
vendor/golang_org/x/net/route/syscall.go
syscall/bpf_bsd.go
syscall/exec_unix.go
syscall/flock.go

Update #17490

Change-Id: I69ab707811530c26b652b291cadee92f5bf5c1a4
Reviewed-on: https://go-review.googlesource.com/c/141639
Run-TryBot: Keith Randall <khr@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Elias Naur <elias.naur@gmail.com>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Keith Randall 2018-09-24 07:13:36 -07:00
parent 0fcd40503b
commit a3b01440fe
42 changed files with 4996 additions and 689 deletions
Download patch file Download diff file Expand all files Collapse all files

4
src/cmd/internal/obj/x86/asm6.go
View file

@ -4704,7 +4704,9 @@ func (ab *AsmBuf) doasm(ctxt *obj.Link, cursym *obj.LSym, p *obj.Prog) {
r = obj.Addrel(cursym) r = obj.Addrel(cursym)
r.Off = int32(p.Pc + int64(ab.Len())) r.Off = int32(p.Pc + int64(ab.Len()))
r.Sym = p.To.Sym r.Sym = p.To.Sym
r.Type = objabi.R_PCREL // Note: R_CALL instead of R_PCREL. R_CALL is more permissive in that
// it can point to a trampoline instead of the destination itself.
r.Type = objabi.R_CALL
r.Siz = 4 r.Siz = 4
ab.PutInt32(0) ab.PutInt32(0)
break break

14
src/internal/poll/fd_fsync_darwin.go
View file

@ -4,7 +4,10 @@
package poll package poll
import "syscall" import (
"syscall"
_ "unsafe" // for go:linkname
)
// Fsync invokes SYS_FCNTL with SYS_FULLFSYNC because // Fsync invokes SYS_FCNTL with SYS_FULLFSYNC because
// on OS X, SYS_FSYNC doesn't fully flush contents to disk. // on OS X, SYS_FSYNC doesn't fully flush contents to disk.
@ -15,9 +18,10 @@ func (fd *FD) Fsync() error {
} }
defer fd.decref() defer fd.decref()
_, _, e1 := syscall.Syscall(syscall.SYS_FCNTL, uintptr(fd.Sysfd), syscall.F_FULLFSYNC, 0) _, e1 := fcntl(fd.Sysfd, syscall.F_FULLFSYNC, 0)
if e1 != 0 {
return e1 return e1
} }
return nil
} // Implemented in syscall/syscall_darwin.go.
//go:linkname fcntl syscall.fcntl
func fcntl(fd int, cmd int, arg int) (int, error)

10
src/internal/poll/fd_fsync_posix.go
View file

@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style // Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file. // license that can be found in the LICENSE file.
// +build aix dragonfly freebsd js,wasm linux nacl netbsd openbsd solaris windows // +build aix dragonfly freebsd js,wasm linux nacl netbsd openbsd solaris
package poll package poll
@ -16,3 +16,11 @@ func (fd *FD) Fsync() error {
defer fd.decref() defer fd.decref()
return syscall.Fsync(fd.Sysfd) return syscall.Fsync(fd.Sysfd)
} }
func fcntl(fd int, cmd int, arg int) (int, error) {
r, _, e := syscall.Syscall(syscall.SYS_FCNTL, uintptr(fd), uintptr(cmd), uintptr(arg))
if e != 0 {
return int(r), syscall.Errno(e)
}
return int(r), nil
}

16
src/internal/poll/fd_fsync_windows.go Normal file
View file

@ -0,0 +1,16 @@
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package poll
import "syscall"
// Fsync wraps syscall.Fsync.
func (fd *FD) Fsync() error {
if err := fd.incref(); err != nil {
return err
}
defer fd.decref()
return syscall.Fsync(fd.Sysfd)
}

9
src/internal/poll/fd_unix.go
View file

@ -452,10 +452,11 @@ var tryDupCloexec = int32(1)
// DupCloseOnExec dups fd and marks it close-on-exec. // DupCloseOnExec dups fd and marks it close-on-exec.
func DupCloseOnExec(fd int) (int, string, error) { func DupCloseOnExec(fd int) (int, string, error) {
if atomic.LoadInt32(&tryDupCloexec) == 1 { if atomic.LoadInt32(&tryDupCloexec) == 1 {
r0, _, e1 := syscall.Syscall(syscall.SYS_FCNTL, uintptr(fd), syscall.F_DUPFD_CLOEXEC, 0) r0, e1 := fcntl(fd, syscall.F_DUPFD_CLOEXEC, 0)
switch e1 { if e1 == nil {
case 0: return r0, "", nil
return int(r0), "", nil }
switch e1.(syscall.Errno) {
case syscall.EINVAL, syscall.ENOSYS: case syscall.EINVAL, syscall.ENOSYS:
// Old kernel, or js/wasm (which returns // Old kernel, or js/wasm (which returns
// ENOSYS). Fall back to the portable way from // ENOSYS). Fall back to the portable way from

16
src/internal/poll/fd_writev_darwin.go Normal file
View file

@ -0,0 +1,16 @@
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build darwin
package poll
import (
"syscall"
_ "unsafe" // for go:linkname
)
// Implemented in syscall/syscall_darwin.go.
//go:linkname writev syscall.writev
func writev(fd int, iovecs []syscall.Iovec) (uintptr, error)

20
src/internal/poll/fd_writev_unix.go Normal file
View file

@ -0,0 +1,20 @@
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build dragonfly freebsd linux netbsd openbsd
package poll
import (
"syscall"
"unsafe"
)
func writev(fd int, iovecs []syscall.Iovec) (uintptr, error) {
r, _, e := syscall.Syscall(syscall.SYS_WRITEV, uintptr(fd), uintptr(unsafe.Pointer(&iovecs[0])), uintptr(len(iovecs)))
if e != 0 {
return r, syscall.Errno(e)
}
return r, nil
}

13
src/internal/poll/writev.go
View file

@ -9,7 +9,6 @@ package poll
import ( import (
"io" "io"
"syscall" "syscall"
"unsafe"
) )
// Writev wraps the writev system call. // Writev wraps the writev system call.
@ -54,24 +53,20 @@ func (fd *FD) Writev(v *[][]byte) (int64, error) {
} }
fd.iovecs = &iovecs // cache fd.iovecs = &iovecs // cache
wrote, _, e0 := syscall.Syscall(syscall.SYS_WRITEV, var wrote uintptr
uintptr(fd.Sysfd), wrote, err = writev(fd.Sysfd, iovecs)
uintptr(unsafe.Pointer(&iovecs[0])),
uintptr(len(iovecs)))
if wrote == ^uintptr(0) { if wrote == ^uintptr(0) {
wrote = 0 wrote = 0
} }
TestHookDidWritev(int(wrote)) TestHookDidWritev(int(wrote))
n += int64(wrote) n += int64(wrote)
consume(v, int64(wrote)) consume(v, int64(wrote))
if e0 == syscall.EAGAIN { if err != nil {
if err.(syscall.Errno) == syscall.EAGAIN {
if err = fd.pd.waitWrite(fd.isFile); err == nil { if err = fd.pd.waitWrite(fd.isFile); err == nil {
continue continue
} }
} else if e0 != 0 {
err = syscall.Errno(e0)
} }
if err != nil {
break break
} }
if n == 0 { if n == 0 {

5
src/internal/syscall/unix/empty.s Normal file
View file

@ -0,0 +1,5 @@
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// This exists solely so we can linkname in symbols from syscall.

2
src/internal/syscall/unix/nonblocking.go
View file

@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style // Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file. // license that can be found in the LICENSE file.
// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris // +build aix dragonfly freebsd linux netbsd openbsd solaris
package unix package unix

24
src/internal/syscall/unix/nonblocking_darwin.go Normal file
View file

@ -0,0 +1,24 @@
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build darwin
package unix
import (
"syscall"
_ "unsafe" // for go:linkname
)
func IsNonblock(fd int) (nonblocking bool, err error) {
flag, e1 := fcntl(fd, syscall.F_GETFL, 0)
if e1 != nil {
return false, e1
}
return flag&syscall.O_NONBLOCK != 0, nil
}
// Implemented in syscall/syscall_darwin.go.
//go:linkname fcntl syscall.fcntl
func fcntl(fd int, cmd int, arg int) (int, error)

55
src/runtime/sys_darwin.go
View file

@ -50,6 +50,61 @@ func libcCall(fn, arg unsafe.Pointer) int32 {
return res return res
} }
// The X versions of syscall expect the libc call to return a 64-bit result.
// Otherwise (the non-X version) expects a 32-bit result.
// This distinction is required because an error is indicated by returning -1,
// and we need to know whether to check 32 or 64 bits of the result.
// (Some libc functions that return 32 bits put junk in the upper 32 bits of AX.)
//go:linkname syscall_syscall syscall.syscall
//go:nosplit
//go:cgo_unsafe_args
func syscall_syscall(fn, a1, a2, a3 uintptr) (r1, r2, err uintptr) {
entersyscallblock()
libcCall(unsafe.Pointer(funcPC(syscall)), unsafe.Pointer(&fn))
exitsyscall()
return
}
func syscall()
//go:linkname syscall_syscall6 syscall.syscall6
//go:nosplit
//go:cgo_unsafe_args
func syscall_syscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr) {
entersyscallblock()
libcCall(unsafe.Pointer(funcPC(syscall6)), unsafe.Pointer(&fn))
exitsyscall()
return
}
func syscall6()
//go:linkname syscall_syscall6X syscall.syscall6X
//go:nosplit
//go:cgo_unsafe_args
func syscall_syscall6X(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr) {
entersyscallblock()
libcCall(unsafe.Pointer(funcPC(syscall6X)), unsafe.Pointer(&fn))
exitsyscall()
return
}
func syscall6X()
//go:linkname syscall_rawSyscall syscall.rawSyscall
//go:nosplit
//go:cgo_unsafe_args
func syscall_rawSyscall(fn, a1, a2, a3 uintptr) (r1, r2, err uintptr) {
libcCall(unsafe.Pointer(funcPC(syscall)), unsafe.Pointer(&fn))
return
}
//go:linkname syscall_rawSyscall6 syscall.rawSyscall6
//go:nosplit
//go:cgo_unsafe_args
func syscall_rawSyscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr) {
libcCall(unsafe.Pointer(funcPC(syscall6)), unsafe.Pointer(&fn))
return
}
// The *_trampoline functions convert from the Go calling convention to the C calling convention // The *_trampoline functions convert from the Go calling convention to the C calling convention
// and then call the underlying libc function. They are defined in sys_darwin_$ARCH.s. // and then call the underlying libc function. They are defined in sys_darwin_$ARCH.s.

21
src/runtime/sys_darwin_32.go Normal file
View file

@ -0,0 +1,21 @@
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build darwin
// +build 386 arm
package runtime
import "unsafe"
//go:linkname syscall_syscall9 syscall.syscall9
//go:nosplit
//go:cgo_unsafe_args
func syscall_syscall9(fn, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2, err uintptr) {
entersyscallblock()
libcCall(unsafe.Pointer(funcPC(syscall9)), unsafe.Pointer(&fn))
exitsyscall()
return
}
func syscall9()

234
src/runtime/sys_darwin_386.s
View file

@ -625,3 +625,237 @@ TEXT runtime·pthread_cond_signal_trampoline(SB),NOSPLIT,$0
MOVL BP, SP MOVL BP, SP
POPL BP POPL BP
RET RET
// syscall calls a function in libc on behalf of the syscall package.
// syscall takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscall must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscall(SB),NOSPLIT,$0
PUSHL BP
MOVL SP, BP
SUBL $24, SP
MOVL 32(SP), CX
MOVL (0*4)(CX), AX // fn
MOVL (1*4)(CX), DX // a1
MOVL DX, 0(SP)
MOVL (2*4)(CX), DX // a2
MOVL DX, 4(SP)
MOVL (3*4)(CX), DX // a3
MOVL DX, 8(SP)
CALL AX
MOVL 32(SP), CX
MOVL AX, (4*4)(CX) // r1
MOVL DX, (5*4)(CX) // r2
// Standard libc functions return -1 on error
// and set errno.
CMPL AX, $-1
JNE ok
// Get error code from libc.
CALL libc_error(SB)
MOVL (AX), AX
MOVL 32(SP), CX
MOVL AX, (6*4)(CX) // err
ok:
XORL AX, AX // no error (it's ignored anyway)
MOVL BP, SP
POPL BP
RET
// syscall6 calls a function in libc on behalf of the syscall package.
// syscall6 takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// a4 uintptr
// a5 uintptr
// a6 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscall6 must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscall6(SB),NOSPLIT,$0
PUSHL BP
MOVL SP, BP
SUBL $24, SP
MOVL 32(SP), CX
MOVL (0*4)(CX), AX // fn
MOVL (1*4)(CX), DX // a1
MOVL DX, 0(SP)
MOVL (2*4)(CX), DX // a2
MOVL DX, 4(SP)
MOVL (3*4)(CX), DX // a3
MOVL DX, 8(SP)
MOVL (4*4)(CX), DX // a4
MOVL DX, 12(SP)
MOVL (5*4)(CX), DX // a5
MOVL DX, 16(SP)
MOVL (6*4)(CX), DX // a6
MOVL DX, 20(SP)
CALL AX
MOVL 32(SP), CX
MOVL AX, (7*4)(CX) // r1
MOVL DX, (8*4)(CX) // r2
// Standard libc functions return -1 on error
// and set errno.
CMPL AX, $-1
JNE ok
// Get error code from libc.
CALL libc_error(SB)
MOVL (AX), AX
MOVL 32(SP), CX
MOVL AX, (9*4)(CX) // err
ok:
XORL AX, AX // no error (it's ignored anyway)
MOVL BP, SP
POPL BP
RET
// syscall6X calls a function in libc on behalf of the syscall package.
// syscall6X takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// a4 uintptr
// a5 uintptr
// a6 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscall6X must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscall6X(SB),NOSPLIT,$0
PUSHL BP
MOVL SP, BP
SUBL $24, SP
MOVL 32(SP), CX
MOVL (0*4)(CX), AX // fn
MOVL (1*4)(CX), DX // a1
MOVL DX, 0(SP)
MOVL (2*4)(CX), DX // a2
MOVL DX, 4(SP)
MOVL (3*4)(CX), DX // a3
MOVL DX, 8(SP)
MOVL (4*4)(CX), DX // a4
MOVL DX, 12(SP)
MOVL (5*4)(CX), DX // a5
MOVL DX, 16(SP)
MOVL (6*4)(CX), DX // a6
MOVL DX, 20(SP)
CALL AX
MOVL 32(SP), CX
MOVL AX, (7*4)(CX) // r1
MOVL DX, (8*4)(CX) // r2
// Standard libc functions return -1 on error
// and set errno.
CMPL AX, $-1
JNE ok
CMPL DX, $-1
JNE ok
// Get error code from libc.
CALL libc_error(SB)
MOVL (AX), AX
MOVL 32(SP), CX
MOVL AX, (9*4)(CX) // err
ok:
XORL AX, AX // no error (it's ignored anyway)
MOVL BP, SP
POPL BP
RET
// syscall9 calls a function in libc on behalf of the syscall package.
// syscall9 takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// a4 uintptr
// a5 uintptr
// a6 uintptr
// a7 uintptr
// a8 uintptr
// a9 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscall9 must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscall9(SB),NOSPLIT,$0
PUSHL BP
MOVL SP, BP
SUBL $40, SP
MOVL 48(SP), CX
MOVL (0*4)(CX), AX // fn
MOVL (1*4)(CX), DX // a1
MOVL DX, 0(SP)
MOVL (2*4)(CX), DX // a2
MOVL DX, 4(SP)
MOVL (3*4)(CX), DX // a3
MOVL DX, 8(SP)
MOVL (4*4)(CX), DX // a4
MOVL DX, 12(SP)
MOVL (5*4)(CX), DX // a5
MOVL DX, 16(SP)
MOVL (6*4)(CX), DX // a6
MOVL DX, 20(SP)
MOVL (7*4)(CX), DX // a7
MOVL DX, 24(SP)
MOVL (8*4)(CX), DX // a8
MOVL DX, 28(SP)
MOVL (9*4)(CX), DX // a9
MOVL DX, 32(SP)
CALL AX
MOVL 48(SP), CX
MOVL AX, (10*4)(CX) // r1
MOVL DX, (11*4)(CX) // r2
// Standard libc functions return -1 on error
// and set errno.
CMPL AX, $-1
JNE ok
// Get error code from libc.
CALL libc_error(SB)
MOVL (AX), AX
MOVL 48(SP), CX
MOVL AX, (12*4)(CX) // err
ok:
XORL AX, AX // no error (it's ignored anyway)
MOVL BP, SP
POPL BP
RET

21
src/runtime/sys_darwin_64.go Normal file
View file

@ -0,0 +1,21 @@
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build darwin
// +build amd64 arm64
package runtime
import "unsafe"
//go:linkname syscall_syscallX syscall.syscallX
//go:nosplit
//go:cgo_unsafe_args
func syscall_syscallX(fn, a1, a2, a3 uintptr) (r1, r2, err uintptr) {
entersyscallblock()
libcCall(unsafe.Pointer(funcPC(syscallX)), unsafe.Pointer(&fn))
exitsyscall()
return
}
func syscallX()

196
src/runtime/sys_darwin_amd64.s
View file

@ -26,6 +26,7 @@ TEXT runtime·open_trampoline(SB),NOSPLIT,$0
MOVL 8(DI), SI // arg 2 flags MOVL 8(DI), SI // arg 2 flags
MOVL 12(DI), DX // arg 3 mode MOVL 12(DI), DX // arg 3 mode
MOVQ 0(DI), DI // arg 1 pathname MOVQ 0(DI), DI // arg 1 pathname
XORL AX, AX // vararg: say "no float args"
CALL libc_open(SB) CALL libc_open(SB)
POPQ BP POPQ BP
RET RET
@ -383,6 +384,7 @@ TEXT runtime·fcntl_trampoline(SB),NOSPLIT,$0
MOVL 4(DI), SI // arg 2 cmd MOVL 4(DI), SI // arg 2 cmd
MOVL 8(DI), DX // arg 3 arg MOVL 8(DI), DX // arg 3 arg
MOVL 0(DI), DI // arg 1 fd MOVL 0(DI), DI // arg 1 fd
XORL AX, AX // vararg: say "no float args"
CALL libc_fcntl(SB) CALL libc_fcntl(SB)
POPQ BP POPQ BP
RET RET
@ -540,3 +542,197 @@ TEXT runtime·pthread_cond_signal_trampoline(SB),NOSPLIT,$0
CALL libc_pthread_cond_signal(SB) CALL libc_pthread_cond_signal(SB)
POPQ BP POPQ BP
RET RET
// syscall calls a function in libc on behalf of the syscall package.
// syscall takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscall must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscall(SB),NOSPLIT,$0
PUSHQ BP
MOVQ SP, BP
SUBQ $16, SP
MOVQ (0*8)(DI), CX // fn
MOVQ (2*8)(DI), SI // a2
MOVQ (3*8)(DI), DX // a3
MOVQ DI, (SP)
MOVQ (1*8)(DI), DI // a1
XORL AX, AX // vararg: say "no float args"
CALL CX
MOVQ (SP), DI
MOVQ AX, (4*8)(DI) // r1
MOVQ DX, (5*8)(DI) // r2
// Standard libc functions return -1 on error
// and set errno.
CMPL AX, $-1 // Note: high 32 bits are junk
JNE ok
// Get error code from libc.
CALL libc_error(SB)
MOVLQSX (AX), AX
MOVQ (SP), DI
MOVQ AX, (6*8)(DI) // err
ok:
XORL AX, AX // no error (it's ignored anyway)
MOVQ BP, SP
POPQ BP
RET
// syscallX calls a function in libc on behalf of the syscall package.
// syscallX takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscallX must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscallX(SB),NOSPLIT,$0
PUSHQ BP
MOVQ SP, BP
SUBQ $16, SP
MOVQ (0*8)(DI), CX // fn
MOVQ (2*8)(DI), SI // a2
MOVQ (3*8)(DI), DX // a3
MOVQ DI, (SP)
MOVQ (1*8)(DI), DI // a1
XORL AX, AX // vararg: say "no float args"
CALL CX
MOVQ (SP), DI
MOVQ AX, (4*8)(DI) // r1
MOVQ DX, (5*8)(DI) // r2
// Standard libc functions return -1 on error
// and set errno.
CMPQ AX, $-1
JNE ok
// Get error code from libc.
CALL libc_error(SB)
MOVLQSX (AX), AX
MOVQ (SP), DI
MOVQ AX, (6*8)(DI) // err
ok:
XORL AX, AX // no error (it's ignored anyway)
MOVQ BP, SP
POPQ BP
RET
// syscall6 calls a function in libc on behalf of the syscall package.
// syscall6 takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// a4 uintptr
// a5 uintptr
// a6 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscall6 must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscall6(SB),NOSPLIT,$0
PUSHQ BP
MOVQ SP, BP
SUBQ $16, SP
MOVQ (0*8)(DI), R11// fn
MOVQ (2*8)(DI), SI // a2
MOVQ (3*8)(DI), DX // a3
MOVQ (4*8)(DI), CX // a4
MOVQ (5*8)(DI), R8 // a5
MOVQ (6*8)(DI), R9 // a6
MOVQ DI, (SP)
MOVQ (1*8)(DI), DI // a1
XORL AX, AX // vararg: say "no float args"
CALL R11
MOVQ (SP), DI
MOVQ AX, (7*8)(DI) // r1
MOVQ DX, (8*8)(DI) // r2
CMPL AX, $-1
JNE ok
CALL libc_error(SB)
MOVLQSX (AX), AX
MOVQ (SP), DI
MOVQ AX, (9*8)(DI) // err
ok:
XORL AX, AX // no error (it's ignored anyway)
MOVQ BP, SP
POPQ BP
RET
// syscall6X calls a function in libc on behalf of the syscall package.
// syscall6X takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// a4 uintptr
// a5 uintptr
// a6 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscall6X must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscall6X(SB),NOSPLIT,$0
PUSHQ BP
MOVQ SP, BP
SUBQ $16, SP
MOVQ (0*8)(DI), R11// fn
MOVQ (2*8)(DI), SI // a2
MOVQ (3*8)(DI), DX // a3
MOVQ (4*8)(DI), CX // a4
MOVQ (5*8)(DI), R8 // a5
MOVQ (6*8)(DI), R9 // a6
MOVQ DI, (SP)
MOVQ (1*8)(DI), DI // a1
XORL AX, AX // vararg: say "no float args"
CALL R11
MOVQ (SP), DI
MOVQ AX, (7*8)(DI) // r1
MOVQ DX, (8*8)(DI) // r2
CMPQ AX, $-1
JNE ok
CALL libc_error(SB)
MOVLQSX (AX), AX
MOVQ (SP), DI
MOVQ AX, (9*8)(DI) // err
ok:
XORL AX, AX // no error (it's ignored anyway)
MOVQ BP, SP
POPQ BP
RET

174
src/runtime/sys_darwin_arm.s
View file

@ -382,3 +382,177 @@ TEXT runtime·pthread_cond_signal_trampoline(SB),NOSPLIT,$0
MOVW 0(R0), R0 // arg 1 cond MOVW 0(R0), R0 // arg 1 cond
BL libc_pthread_cond_signal(SB) BL libc_pthread_cond_signal(SB)
RET RET
// syscall calls a function in libc on behalf of the syscall package.
// syscall takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscall must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscall(SB),NOSPLIT,$0
MOVW.W R0, -4(R13) // push structure pointer
MOVW 0(R0), R12 // fn
MOVW 8(R0), R1 // a2
MOVW 12(R0), R2 // a3
MOVW 4(R0), R0 // a1
BL (R12)
MOVW.P 4(R13), R2 // pop structure pointer
MOVW R0, 16(R2) // save r1
MOVW R1, 20(R2) // save r2
MOVW $-1, R3
CMP R0, R3
BNE ok
MOVW.W R2, -4(R13) // push structure pointer
BL libc_error(SB)
MOVW (R0), R0
MOVW.P 4(R13), R2 // pop structure pointer
MOVW R0, 24(R2) // save err
ok:
RET
// syscall6 calls a function in libc on behalf of the syscall package.
// syscall6 takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// a4 uintptr
// a5 uintptr
// a6 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscall6 must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscall6(SB),NOSPLIT,$0
MOVW.W R0, -4(R13) // push structure pointer
MOVW 0(R0), R12 // fn
MOVW 24(R0), R1 // a6
MOVW.W R1, -4(R13)
MOVW 20(R0), R1 // a5
MOVW.W R1, -4(R13)
MOVW 8(R0), R1 // a2
MOVW 12(R0), R2 // a3
MOVW 16(R0), R3 // a4
MOVW 4(R0), R0 // a1
BL (R12)
ADD $8, R13
MOVW.P 4(R13), R2 // pop structure pointer
MOVW R0, 28(R2) // save r1
MOVW R1, 32(R2) // save r2
MOVW $-1, R3
CMP R0, R3
BNE ok
MOVW.W R2, -4(R13) // push structure pointer
BL libc_error(SB)
MOVW (R0), R0
MOVW.P 4(R13), R2 // pop structure pointer
MOVW R0, 36(R2) // save err
ok:
RET
// syscall6X calls a function in libc on behalf of the syscall package.
// syscall6X takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// a4 uintptr
// a5 uintptr
// a6 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscall6X must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscall6X(SB),NOSPLIT,$0
MOVW.W R0, -4(R13) // push structure pointer
MOVW 0(R0), R12 // fn
MOVW 24(R0), R1 // a6
MOVW.W R1, -4(R13)
MOVW 20(R0), R1 // a5
MOVW.W R1, -4(R13)
MOVW 8(R0), R1 // a2
MOVW 12(R0), R2 // a3
MOVW 16(R0), R3 // a4
MOVW 4(R0), R0 // a1
BL (R12)
ADD $8, R13
MOVW.P 4(R13), R2 // pop structure pointer
MOVW R0, 28(R2) // save r1
MOVW R1, 32(R2) // save r2
MOVW $-1, R3
CMP R0, R3
BNE ok
CMP R1, R3
BNE ok
MOVW.W R2, -4(R13) // push structure pointer
BL libc_error(SB)
MOVW (R0), R0
MOVW.P 4(R13), R2 // pop structure pointer
MOVW R0, 36(R2) // save err
ok:
RET
// syscall9 calls a function in libc on behalf of the syscall package.
// syscall9 takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// a4 uintptr
// a5 uintptr
// a6 uintptr
// a7 uintptr
// a8 uintptr
// a9 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscall9 must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscall9(SB),NOSPLIT,$0
MOVW.W R0, -4(R13) // push structure pointer
MOVW 0(R0), R12 // fn
MOVW 36(R0), R1 // a9
MOVW.W R1, -4(R13)
MOVW 32(R0), R1 // a8
MOVW.W R1, -4(R13)
MOVW 28(R0), R1 // a7
MOVW.W R1, -4(R13)
MOVW 24(R0), R1 // a6
MOVW.W R1, -4(R13)
MOVW 20(R0), R1 // a5
MOVW.W R1, -4(R13)
MOVW 8(R0), R1 // a2
MOVW 12(R0), R2 // a3
MOVW 16(R0), R3 // a4
MOVW 4(R0), R0 // a1
BL (R12)
ADD $20, R13
MOVW.P 4(R13), R2 // pop structure pointer
MOVW R0, 40(R2) // save r1
MOVW R1, 44(R2) // save r2
MOVW $-1, R3
CMP R0, R3
BNE ok
MOVW.W R2, -4(R13) // push structure pointer
BL libc_error(SB)
MOVW (R0), R0
MOVW.P 4(R13), R2 // pop structure pointer
MOVW R0, 48(R2) // save err
ok:
RET

182
src/runtime/sys_darwin_arm64.s
View file

@ -16,10 +16,13 @@ TEXT notok<>(SB),NOSPLIT,$0
B 0(PC) B 0(PC)
TEXT runtime·open_trampoline(SB),NOSPLIT,$0 TEXT runtime·open_trampoline(SB),NOSPLIT,$0
SUB $16, RSP
MOVW 8(R0), R1 // arg 2 flags MOVW 8(R0), R1 // arg 2 flags
MOVW 12(R0), R2 // arg 3 mode MOVW 12(R0), R2 // arg 3 mode
MOVW R2, (RSP) // arg 3 is variadic, pass on stack
MOVD 0(R0), R0 // arg 1 pathname MOVD 0(R0), R0 // arg 1 pathname
BL libc_open(SB) BL libc_open(SB)
ADD $16, RSP
RET RET
TEXT runtime·close_trampoline(SB),NOSPLIT,$0 TEXT runtime·close_trampoline(SB),NOSPLIT,$0
@ -283,10 +286,13 @@ ok:
RET RET
TEXT runtime·fcntl_trampoline(SB),NOSPLIT,$0 TEXT runtime·fcntl_trampoline(SB),NOSPLIT,$0
SUB $16, RSP
MOVW 4(R0), R1 // arg 2 cmd MOVW 4(R0), R1 // arg 2 cmd
MOVW 8(R0), R2 // arg 3 arg MOVW 8(R0), R2 // arg 3 arg
MOVW R2, (RSP) // arg 3 is variadic, pass on stack
MOVW 0(R0), R0 // arg 1 fd MOVW 0(R0), R0 // arg 1 fd
BL libc_fcntl(SB) BL libc_fcntl(SB)
ADD $16, RSP
RET RET
// sigaltstack on iOS is not supported and will always // sigaltstack on iOS is not supported and will always
@ -372,3 +378,179 @@ TEXT runtime·pthread_cond_signal_trampoline(SB),NOSPLIT,$0
BL libc_pthread_cond_signal(SB) BL libc_pthread_cond_signal(SB)
RET RET
// syscall calls a function in libc on behalf of the syscall package.
// syscall takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscall must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscall(SB),NOSPLIT,$0
SUB $16, RSP // push structure pointer
MOVD R0, 8(RSP)
MOVD 0(R0), R12 // fn
MOVD 16(R0), R1 // a2
MOVD 24(R0), R2 // a3
MOVD 8(R0), R0 // a1
// If fn is declared as vararg, we have to pass the vararg arguments on the stack.
// (Because ios decided not to adhere to the standard arm64 calling convention, sigh...)
// The only libSystem calls we support that are vararg are open, fcntl, and ioctl,
// which are all of the form fn(x, y, ...). So we just need to put the 3rd arg
// on the stack as well.
// If we ever have other vararg libSystem calls, we might need to handle more cases.
MOVD R2, (RSP)
BL (R12)
MOVD 8(RSP), R2 // pop structure pointer
ADD $16, RSP
MOVD R0, 32(R2) // save r1
MOVD R1, 40(R2) // save r2
CMPW $-1, R0
BNE ok
SUB $16, RSP // push structure pointer
MOVD R2, 8(RSP)
BL libc_error(SB)
MOVW (R0), R0
MOVD 8(RSP), R2 // pop structure pointer
ADD $16, RSP
MOVD R0, 48(R2) // save err
ok:
RET
// syscallX calls a function in libc on behalf of the syscall package.
// syscallX takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscallX must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscallX(SB),NOSPLIT,$0
SUB $16, RSP // push structure pointer
MOVD R0, (RSP)
MOVD 0(R0), R12 // fn
MOVD 16(R0), R1 // a2
MOVD 24(R0), R2 // a3
MOVD 8(R0), R0 // a1
BL (R12)
MOVD (RSP), R2 // pop structure pointer
ADD $16, RSP
MOVD R0, 32(R2) // save r1
MOVD R1, 40(R2) // save r2
CMP $-1, R0
BNE ok
SUB $16, RSP // push structure pointer
MOVD R2, (RSP)
BL libc_error(SB)
MOVW (R0), R0
MOVD (RSP), R2 // pop structure pointer
ADD $16, RSP
MOVD R0, 48(R2) // save err
ok:
RET
// syscall6 calls a function in libc on behalf of the syscall package.
// syscall6 takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// a4 uintptr
// a5 uintptr
// a6 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscall6 must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscall6(SB),NOSPLIT,$0
SUB $16, RSP // push structure pointer
MOVD R0, (RSP)
MOVD 0(R0), R12 // fn
MOVD 16(R0), R1 // a2
MOVD 24(R0), R2 // a3
MOVD 32(R0), R3 // a4
MOVD 40(R0), R4 // a5
MOVD 48(R0), R5 // a6
MOVD 8(R0), R0 // a1
BL (R12)
MOVD (RSP), R2 // pop structure pointer
ADD $16, RSP
MOVD R0, 56(R2) // save r1
MOVD R1, 64(R2) // save r2
CMPW $-1, R0
BNE ok
SUB $16, RSP // push structure pointer
MOVD R2, (RSP)
BL libc_error(SB)
MOVW (R0), R0
MOVD (RSP), R2 // pop structure pointer
ADD $16, RSP
MOVD R0, 72(R2) // save err
ok:
RET
// syscall6X calls a function in libc on behalf of the syscall package.
// syscall6X takes a pointer to a struct like:
// struct {
// fn uintptr
// a1 uintptr
// a2 uintptr
// a3 uintptr
// a4 uintptr
// a5 uintptr
// a6 uintptr
// r1 uintptr
// r2 uintptr
// err uintptr
// }
// syscall6X must be called on the g0 stack with the
// C calling convention (use libcCall).
TEXT runtime·syscall6X(SB),NOSPLIT,$0
SUB $16, RSP // push structure pointer
MOVD R0, (RSP)
MOVD 0(R0), R12 // fn
MOVD 16(R0), R1 // a2
MOVD 24(R0), R2 // a3
MOVD 32(R0), R3 // a4
MOVD 40(R0), R4 // a5
MOVD 48(R0), R5 // a6
MOVD 8(R0), R0 // a1
BL (R12)
MOVD (RSP), R2 // pop structure pointer
ADD $16, RSP
MOVD R0, 56(R2) // save r1
MOVD R1, 64(R2) // save r2
CMP $-1, R0
BNE ok
SUB $16, RSP // push structure pointer
MOVD R2, (RSP)
BL libc_error(SB)
MOVW (R0), R0
MOVD (RSP), R2 // pop structure pointer
ADD $16, RSP
MOVD R0, 72(R2) // save err
ok:
RET

17
src/syscall/exec_bsd.go
View file

@ -2,12 +2,11 @@
// Use of this source code is governed by a BSD-style // Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file. // license that can be found in the LICENSE file.
// +build darwin dragonfly freebsd netbsd openbsd // +build dragonfly freebsd netbsd openbsd
package syscall package syscall
import ( import (
"runtime"
"unsafe" "unsafe"
) )
@ -43,7 +42,7 @@ func forkAndExecInChild(argv0 *byte, argv, envv []*byte, chroot, dir *byte, attr
// Declare all variables at top in case any // Declare all variables at top in case any
// declarations require heap allocation (e.g., err1). // declarations require heap allocation (e.g., err1).
var ( var (
r1, r2 uintptr r1 uintptr
err1 Errno err1 Errno
nextfd int nextfd int
i int i int
@ -62,25 +61,15 @@ func forkAndExecInChild(argv0 *byte, argv, envv []*byte, chroot, dir *byte, attr
} }
nextfd++ nextfd++
darwin := runtime.GOOS == "darwin"
// About to call fork. // About to call fork.
// No more allocation or calls of non-assembly functions. // No more allocation or calls of non-assembly functions.
runtime_BeforeFork() runtime_BeforeFork()
r1, r2, err1 = RawSyscall(SYS_FORK, 0, 0, 0) r1, _, err1 = RawSyscall(SYS_FORK, 0, 0, 0)
if err1 != 0 { if err1 != 0 {
runtime_AfterFork() runtime_AfterFork()
return 0, err1 return 0, err1
} }
// On Darwin:
// r1 = child pid in both parent and child.
// r2 = 0 in parent, 1 in child.
// Convert to normal Unix r1 = 0 in child.
if darwin && r2 == 1 {
r1 = 0
}
if r1 != 0 { if r1 != 0 {
// parent; return PID // parent; return PID
runtime_AfterFork() runtime_AfterFork()

248
src/syscall/exec_darwin.go Normal file
View file

@ -0,0 +1,248 @@
// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package syscall
import (
"unsafe"
)
type SysProcAttr struct {
Chroot string // Chroot.
Credential *Credential // Credential.
Ptrace bool // Enable tracing.
Setsid bool // Create session.
Setpgid bool // Set process group ID to Pgid, or, if Pgid == 0, to new pid.
Setctty bool // Set controlling terminal to fd Ctty
Noctty bool // Detach fd 0 from controlling terminal
Ctty int // Controlling TTY fd
Foreground bool // Place child's process group in foreground. (Implies Setpgid. Uses Ctty as fd of controlling TTY)
Pgid int // Child's process group ID if Setpgid.
}
// Implemented in runtime package.
func runtime_BeforeFork()
func runtime_AfterFork()
func runtime_AfterForkInChild()
// Fork, dup fd onto 0..len(fd), and exec(argv0, argvv, envv) in child.
// If a dup or exec fails, write the errno error to pipe.
// (Pipe is close-on-exec so if exec succeeds, it will be closed.)
// In the child, this function must not acquire any locks, because
// they might have been locked at the time of the fork. This means
// no rescheduling, no malloc calls, and no new stack segments.
// For the same reason compiler does not race instrument it.
// The calls to rawSyscall are okay because they are assembly
// functions that do not grow the stack.
//go:norace
func forkAndExecInChild(argv0 *byte, argv, envv []*byte, chroot, dir *byte, attr *ProcAttr, sys *SysProcAttr, pipe int) (pid int, err Errno) {
// Declare all variables at top in case any
// declarations require heap allocation (e.g., err1).
var (
r1 uintptr
err1 Errno
nextfd int
i int
)
// guard against side effects of shuffling fds below.
// Make sure that nextfd is beyond any currently open files so
// that we can't run the risk of overwriting any of them.
fd := make([]int, len(attr.Files))
nextfd = len(attr.Files)
for i, ufd := range attr.Files {
if nextfd < int(ufd) {
nextfd = int(ufd)
}
fd[i] = int(ufd)
}
nextfd++
// About to call fork.
// No more allocation or calls of non-assembly functions.
runtime_BeforeFork()
r1, _, err1 = rawSyscall(funcPC(libc_fork_trampoline), 0, 0, 0)
if err1 != 0 {
runtime_AfterFork()
return 0, err1
}
if r1 != 0 {
// parent; return PID
runtime_AfterFork()
return int(r1), 0
}
// Fork succeeded, now in child.
runtime_AfterForkInChild()
// Enable tracing if requested.
if sys.Ptrace {
_, _, err1 = rawSyscall(funcPC(libc_ptrace_trampoline), uintptr(PTRACE_TRACEME), 0, 0)
if err1 != 0 {
goto childerror
}
}
// Session ID
if sys.Setsid {
_, _, err1 = rawSyscall(funcPC(libc_setsid_trampoline), 0, 0, 0)
if err1 != 0 {
goto childerror
}
}
// Set process group
if sys.Setpgid || sys.Foreground {
// Place child in process group.
_, _, err1 = rawSyscall(funcPC(libc_setpgid_trampoline), 0, uintptr(sys.Pgid), 0)
if err1 != 0 {
goto childerror
}
}
if sys.Foreground {
pgrp := sys.Pgid
if pgrp == 0 {
r1, _, err1 = rawSyscall(funcPC(libc_getpid_trampoline), 0, 0, 0)
if err1 != 0 {
goto childerror
}
pgrp = int(r1)
}
// Place process group in foreground.
_, _, err1 = rawSyscall(funcPC(libc_ioctl_trampoline), uintptr(sys.Ctty), uintptr(TIOCSPGRP), uintptr(unsafe.Pointer(&pgrp)))
if err1 != 0 {
goto childerror
}
}
// Chroot
if chroot != nil {
_, _, err1 = rawSyscall(funcPC(libc_chroot_trampoline), uintptr(unsafe.Pointer(chroot)), 0, 0)
if err1 != 0 {
goto childerror
}
}
// User and groups
if cred := sys.Credential; cred != nil {
ngroups := uintptr(len(cred.Groups))
groups := uintptr(0)
if ngroups > 0 {
groups = uintptr(unsafe.Pointer(&cred.Groups[0]))
}
if !cred.NoSetGroups {
_, _, err1 = rawSyscall(funcPC(libc_setgroups_trampoline), ngroups, groups, 0)
if err1 != 0 {
goto childerror
}
}
_, _, err1 = rawSyscall(funcPC(libc_setgid_trampoline), uintptr(cred.Gid), 0, 0)
if err1 != 0 {
goto childerror
}
_, _, err1 = rawSyscall(funcPC(libc_setuid_trampoline), uintptr(cred.Uid), 0, 0)
if err1 != 0 {
goto childerror
}
}
// Chdir
if dir != nil {
_, _, err1 = rawSyscall(funcPC(libc_chdir_trampoline), uintptr(unsafe.Pointer(dir)), 0, 0)
if err1 != 0 {
goto childerror
}
}
// Pass 1: look for fd[i] < i and move those up above len(fd)
// so that pass 2 won't stomp on an fd it needs later.
if pipe < nextfd {
_, _, err1 = rawSyscall(funcPC(libc_dup2_trampoline), uintptr(pipe), uintptr(nextfd), 0)
if err1 != 0 {
goto childerror
}
rawSyscall(funcPC(libc_fcntl_trampoline), uintptr(nextfd), F_SETFD, FD_CLOEXEC)
pipe = nextfd
nextfd++
}
for i = 0; i < len(fd); i++ {
if fd[i] >= 0 && fd[i] < int(i) {
if nextfd == pipe { // don't stomp on pipe
nextfd++
}
_, _, err1 = rawSyscall(funcPC(libc_dup2_trampoline), uintptr(fd[i]), uintptr(nextfd), 0)
if err1 != 0 {
goto childerror
}
rawSyscall(funcPC(libc_fcntl_trampoline), uintptr(nextfd), F_SETFD, FD_CLOEXEC)
fd[i] = nextfd
nextfd++
}
}
// Pass 2: dup fd[i] down onto i.
for i = 0; i < len(fd); i++ {
if fd[i] == -1 {
rawSyscall(funcPC(libc_close_trampoline), uintptr(i), 0, 0)
continue
}
if fd[i] == int(i) {
// dup2(i, i) won't clear close-on-exec flag on Linux,
// probably not elsewhere either.
_, _, err1 = rawSyscall(funcPC(libc_fcntl_trampoline), uintptr(fd[i]), F_SETFD, 0)
if err1 != 0 {
goto childerror
}
continue
}
// The new fd is created NOT close-on-exec,
// which is exactly what we want.
_, _, err1 = rawSyscall(funcPC(libc_dup2_trampoline), uintptr(fd[i]), uintptr(i), 0)
if err1 != 0 {
goto childerror
}
}
// By convention, we don't close-on-exec the fds we are
// started with, so if len(fd) < 3, close 0, 1, 2 as needed.
// Programs that know they inherit fds >= 3 will need
// to set them close-on-exec.
for i = len(fd); i < 3; i++ {
rawSyscall(funcPC(libc_close_trampoline), uintptr(i), 0, 0)
}
// Detach fd 0 from tty
if sys.Noctty {
_, _, err1 = rawSyscall(funcPC(libc_ioctl_trampoline), 0, uintptr(TIOCNOTTY), 0)
if err1 != 0 {
goto childerror
}
}
// Set the controlling TTY to Ctty
if sys.Setctty {
_, _, err1 = rawSyscall(funcPC(libc_ioctl_trampoline), uintptr(sys.Ctty), uintptr(TIOCSCTTY), 0)
if err1 != 0 {
goto childerror
}
}
// Time to exec.
_, _, err1 = rawSyscall(funcPC(libc_execve_trampoline),
uintptr(unsafe.Pointer(argv0)),
uintptr(unsafe.Pointer(&argv[0])),
uintptr(unsafe.Pointer(&envv[0])))
childerror:
// send error code on pipe
rawSyscall(funcPC(libc_write_trampoline), uintptr(pipe), uintptr(unsafe.Pointer(&err1)), unsafe.Sizeof(err1))
for {
rawSyscall(funcPC(libc_exit_trampoline), 253, 0, 0)
}
}

16
src/syscall/mkall.sh
View file

@ -83,6 +83,7 @@ mksysctl=""
zsysctl="zsysctl_$GOOSARCH.go" zsysctl="zsysctl_$GOOSARCH.go"
mksysnum= mksysnum=
mktypes= mktypes=
mkasm=
run="sh" run="sh"
case "$1" in case "$1" in
@ -122,19 +123,31 @@ aix_ppc64)
;; ;;
darwin_386) darwin_386)
mkerrors="$mkerrors -m32" mkerrors="$mkerrors -m32"
mksyscall="./mksyscall.pl -l32" mksyscall="./mksyscall.pl -l32 -darwin"
mksysnum="./mksysnum_darwin.pl /usr/include/sys/syscall.h" mksysnum="./mksysnum_darwin.pl /usr/include/sys/syscall.h"
mktypes="GOARCH=$GOARCH go tool cgo -godefs" mktypes="GOARCH=$GOARCH go tool cgo -godefs"
mkasm="go run mkasm_darwin.go"
;; ;;
darwin_amd64) darwin_amd64)
mkerrors="$mkerrors -m64" mkerrors="$mkerrors -m64"
mksyscall="./mksyscall.pl -darwin"
mksysnum="./mksysnum_darwin.pl /usr/include/sys/syscall.h" mksysnum="./mksysnum_darwin.pl /usr/include/sys/syscall.h"
mktypes="GOARCH=$GOARCH go tool cgo -godefs" mktypes="GOARCH=$GOARCH go tool cgo -godefs"
mkasm="go run mkasm_darwin.go"
;; ;;
darwin_arm64) darwin_arm64)
mkerrors="$mkerrors -m64" mkerrors="$mkerrors -m64"
mksyscall="./mksyscall.pl -darwin"
mksysnum="./mksysnum_darwin.pl /usr/include/sys/syscall.h" mksysnum="./mksysnum_darwin.pl /usr/include/sys/syscall.h"
mktypes="GOARCH=$GOARCH go tool cgo -godefs" mktypes="GOARCH=$GOARCH go tool cgo -godefs"
mkasm="go run mkasm_darwin.go"
;;
darwin_arm)
mkerrors="$mkerrors -m32"
mksyscall="./mksyscall.pl -l32 -darwin"
mksysnum="./mksysnum_darwin.pl /usr/include/sys/syscall.h"
mktypes="GOARCH=$GOARCH go tool cgo -godefs"
mkasm="go run mkasm_darwin.go"
;; ;;
dragonfly_amd64) dragonfly_amd64)
mkerrors="$mkerrors -m64" mkerrors="$mkerrors -m64"
@ -337,4 +350,5 @@ esac
# Therefore, "go run" tries to recompile syscall package but ztypes is empty and it fails. # Therefore, "go run" tries to recompile syscall package but ztypes is empty and it fails.
echo "$mktypes types_$GOOS.go |go run mkpost.go >ztypes_$GOOSARCH.go.NEW && mv ztypes_$GOOSARCH.go.NEW ztypes_$GOOSARCH.go"; echo "$mktypes types_$GOOS.go |go run mkpost.go >ztypes_$GOOSARCH.go.NEW && mv ztypes_$GOOSARCH.go.NEW ztypes_$GOOSARCH.go";
fi fi
if [ -n "$mkasm" ]; then echo "$mkasm $GOARCH"; fi
) | $run ) | $run

53
src/syscall/mkasm_darwin.go Normal file
View file

@ -0,0 +1,53 @@
// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build ignore
// mkasm_darwin.go generates assembly trampolines to call libSystem routines from Go.
//This program must be run after mksyscall.pl.
package main
import (
"bytes"
"fmt"
"io/ioutil"
"log"
"os"
"strings"
)
func main() {
in1, err := ioutil.ReadFile("syscall_darwin.go")
if err != nil {
log.Fatalf("can't open syscall_darwin.go: %s", err)
}
arch := os.Args[1]
in2, err := ioutil.ReadFile(fmt.Sprintf("syscall_darwin_%s.go", arch))
if err != nil {
log.Fatalf("can't open syscall_darwin_%s.go: %s", arch, err)
}
in3, err := ioutil.ReadFile(fmt.Sprintf("zsyscall_darwin_%s.go", arch))
if err != nil {
log.Fatalf("can't open zsyscall_darwin_%s.go: %s", arch, err)
}
in := string(in1) + string(in2) + string(in3)
var out bytes.Buffer
fmt.Fprintf(&out, "// go run mkasm_darwin.go %s\n", strings.Join(os.Args[1:], " "))
fmt.Fprintf(&out, "// Code generated by the command above; DO NOT EDIT.\n")
fmt.Fprintf(&out, "#include \"textflag.h\"\n")
for _, line := range strings.Split(in, "\n") {
if !strings.HasPrefix(line, "func ") || !strings.HasSuffix(line, "_trampoline()") {
continue
}
fn := line[5 : len(line)-13]
fmt.Fprintf(&out, "TEXT ·%s_trampoline(SB),NOSPLIT,$0-0\n", fn)
fmt.Fprintf(&out, "\tJMP\t%s(SB)\n", fn)
}
err = ioutil.WriteFile(fmt.Sprintf("zsyscall_darwin_%s.s", arch), out.Bytes(), 0644)
if err != nil {
log.Fatalf("can't write zsyscall_darwin_%s.s: %s", arch, err)
}
}

41
src/syscall/mksyscall.pl
View file

@ -25,6 +25,7 @@ my $cmdline = "mksyscall.pl " . join(' ', @ARGV);
my $errors = 0; my $errors = 0;
my $_32bit = ""; my $_32bit = "";
my $plan9 = 0; my $plan9 = 0;
my $darwin = 0;
my $openbsd = 0; my $openbsd = 0;
my $netbsd = 0; my $netbsd = 0;
my $dragonfly = 0; my $dragonfly = 0;
@ -43,6 +44,10 @@ if($ARGV[0] eq "-plan9") {
$plan9 = 1; $plan9 = 1;
shift; shift;
} }
if($ARGV[0] eq "-darwin") {
$darwin = 1;
shift;
}
if($ARGV[0] eq "-openbsd") { if($ARGV[0] eq "-openbsd") {
$openbsd = 1; $openbsd = 1;
shift; shift;
@ -211,6 +216,11 @@ while(<>) {
$asm = "RawSyscall"; $asm = "RawSyscall";
} }
} }
if ($darwin) {
# Call unexported syscall functions (which take
# libc functions instead of syscall numbers).
$asm = lcfirst($asm);
}
if(@args <= 3) { if(@args <= 3) {
while(@args < 3) { while(@args < 3) {
push @args, "0"; push @args, "0";
@ -229,7 +239,16 @@ while(<>) {
print STDERR "$ARGV:$.: too many arguments to system call\n"; print STDERR "$ARGV:$.: too many arguments to system call\n";
} }
if ($darwin) {
# Use extended versions for calls that generate a 64-bit result.
my ($name, $type) = parseparam($out[0]);
if ($type eq "int64" || ($type eq "uintptr" && $_32bit eq "")) {
$asm .= "X";
}
}
# System call number. # System call number.
my $funcname = "";
if($sysname eq "") { if($sysname eq "") {
$sysname = "SYS_$func"; $sysname = "SYS_$func";
$sysname =~ s/([a-z])([A-Z])/${1}_$2/g; # turn FooBar into Foo_Bar $sysname =~ s/([a-z])([A-Z])/${1}_$2/g; # turn FooBar into Foo_Bar
@ -237,6 +256,18 @@ while(<>) {
if($nacl) { if($nacl) {
$sysname =~ y/A-Z/a-z/; $sysname =~ y/A-Z/a-z/;
} }
if($darwin) {
$sysname =~ y/A-Z/a-z/;
$sysname = substr $sysname, 4;
$funcname = "libc_$sysname";
}
}
if($darwin) {
if($funcname eq "") {
$sysname = substr $sysname, 4;
$funcname = "libc_$sysname";
}
$sysname = "funcPC(${funcname}_trampoline)";
} }
# Actual call. # Actual call.
@ -306,6 +337,16 @@ while(<>) {
} }
$text .= "\treturn\n"; $text .= "\treturn\n";
$text .= "}\n\n"; $text .= "}\n\n";
if($darwin) {
# The assembly trampoline that jumps to the libc routine.
$text .= "func ${funcname}_trampoline()\n";
# Map syscall.funcname to just plain funcname.
# (The jump to this function is in the assembly trampoline, generated by mksyscallasm_darwin.go.)
$text .= "//go:linkname $funcname $funcname\n";
# Tell the linker that funcname can be found in libSystem using varname without the libc_ prefix.
my $basename = substr $funcname, 5;
$text .= "//go:cgo_import_dynamic $funcname $basename \"/usr/lib/libSystem.B.dylib\"\n";
}
} }
chomp $text; chomp $text;

2
src/syscall/syscall_bsd.go
View file

@ -447,8 +447,6 @@ func Kevent(kq int, changes, events []Kevent_t, timeout *Timespec) (n int, err e
return kevent(kq, change, len(changes), event, len(events), timeout) return kevent(kq, change, len(changes), event, len(events), timeout)
} }
//sys sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL
func Sysctl(name string) (value string, err error) { func Sysctl(name string) (value string, err error) {
// Translate name to mib number. // Translate name to mib number.
mib, err := nametomib(name) mib, err := nametomib(name)

86
src/syscall/syscall_darwin.go
View file

@ -120,8 +120,8 @@ func getAttrList(path string, attrList attrList, attrBuf []byte, options uint) (
return nil, err return nil, err
} }
_, _, e1 := Syscall6( _, _, e1 := syscall6(
SYS_GETATTRLIST, funcPC(libc_getattrlist_trampoline),
uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p0)),
uintptr(unsafe.Pointer(&attrList)), uintptr(unsafe.Pointer(&attrList)),
uintptr(unsafe.Pointer(&attrBuf[0])), uintptr(unsafe.Pointer(&attrBuf[0])),
@ -163,13 +163,21 @@ func getAttrList(path string, attrList attrList, attrBuf []byte, options uint) (
return return
} }
//sysnb pipe() (r int, w int, err error) func libc_getattrlist_trampoline()
//go:linkname libc_getattrlist libc_getattrlist
//go:cgo_import_dynamic libc_getattrlist getattrlist "/usr/lib/libSystem.B.dylib"
//sysnb pipe(p *[2]int32) (err error)
func Pipe(p []int) (err error) { func Pipe(p []int) (err error) {
if len(p) != 2 { if len(p) != 2 {
return EINVAL return EINVAL
} }
p[0], p[1], err = pipe() var q [2]int32
err = pipe(&q)
p[0] = int(q[0])
p[1] = int(q[1])
return return
} }
@ -180,7 +188,7 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
_p0 = unsafe.Pointer(&buf[0]) _p0 = unsafe.Pointer(&buf[0])
bufsize = unsafe.Sizeof(Statfs_t{}) * uintptr(len(buf)) bufsize = unsafe.Sizeof(Statfs_t{}) * uintptr(len(buf))
} }
r0, _, e1 := Syscall(SYS_GETFSSTAT64, uintptr(_p0), bufsize, uintptr(flags)) r0, _, e1 := syscall(funcPC(libc_getfsstat64_trampoline), uintptr(_p0), bufsize, uintptr(flags))
n = int(r0) n = int(r0)
if e1 != 0 { if e1 != 0 {
err = e1 err = e1
@ -188,6 +196,11 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
return return
} }
func libc_getfsstat64_trampoline()
//go:linkname libc_getfsstat64 libc_getfsstat64
//go:cgo_import_dynamic libc_getfsstat64 getfsstat64 "/usr/lib/libSystem.B.dylib"
func setattrlistTimes(path string, times []Timespec) error { func setattrlistTimes(path string, times []Timespec) error {
_p0, err := BytePtrFromString(path) _p0, err := BytePtrFromString(path)
if err != nil { if err != nil {
@ -201,8 +214,8 @@ func setattrlistTimes(path string, times []Timespec) error {
// order is mtime, atime: the opposite of Chtimes // order is mtime, atime: the opposite of Chtimes
attributes := [2]Timespec{times[1], times[0]} attributes := [2]Timespec{times[1], times[0]}
const options = 0 const options = 0
_, _, e1 := Syscall6( _, _, e1 := syscall6(
SYS_SETATTRLIST, funcPC(libc_setattrlist_trampoline),
uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p0)),
uintptr(unsafe.Pointer(&attrList)), uintptr(unsafe.Pointer(&attrList)),
uintptr(unsafe.Pointer(&attributes)), uintptr(unsafe.Pointer(&attributes)),
@ -216,6 +229,11 @@ func setattrlistTimes(path string, times []Timespec) error {
return nil return nil
} }
func libc_setattrlist_trampoline()
//go:linkname libc_setattrlist libc_setattrlist
//go:cgo_import_dynamic libc_setattrlist setattrlist "/usr/lib/libSystem.B.dylib"
func utimensat(dirfd int, path string, times *[2]Timespec, flag int) error { func utimensat(dirfd int, path string, times *[2]Timespec, flag int) error {
// Darwin doesn't support SYS_UTIMENSAT // Darwin doesn't support SYS_UTIMENSAT
return ENOSYS return ENOSYS
@ -249,12 +267,12 @@ func Kill(pid int, signum Signal) (err error) { return kill(pid, int(signum), 1)
//sys Fchown(fd int, uid int, gid int) (err error) //sys Fchown(fd int, uid int, gid int) (err error)
//sys Flock(fd int, how int) (err error) //sys Flock(fd int, how int) (err error)
//sys Fpathconf(fd int, name int) (val int, err error) //sys Fpathconf(fd int, name int) (val int, err error)
//sys Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64 //sys Fstat(fd int, stat *Stat_t) (err error) = SYS_fstat64
//sys Fstatfs(fd int, stat *Statfs_t) (err error) = SYS_FSTATFS64 //sys Fstatfs(fd int, stat *Statfs_t) (err error) = SYS_fstatfs64
//sys Fsync(fd int) (err error) //sys Fsync(fd int) (err error)
// Fsync is not called for os.File.Sync(). Please see internal/poll/fd_fsync_darwin.go // Fsync is not called for os.File.Sync(). Please see internal/poll/fd_fsync_darwin.go
//sys Ftruncate(fd int, length int64) (err error) //sys Ftruncate(fd int, length int64) (err error)
//sys Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) = SYS_GETDIRENTRIES64 //sys Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) = SYS___getdirentries64
//sys Getdtablesize() (size int) //sys Getdtablesize() (size int)
//sysnb Getegid() (egid int) //sysnb Getegid() (egid int)
//sysnb Geteuid() (uid int) //sysnb Geteuid() (uid int)
@ -273,7 +291,7 @@ func Kill(pid int, signum Signal) (err error) { return kill(pid, int(signum), 1)
//sys Lchown(path string, uid int, gid int) (err error) //sys Lchown(path string, uid int, gid int) (err error)
//sys Link(path string, link string) (err error) //sys Link(path string, link string) (err error)
//sys Listen(s int, backlog int) (err error) //sys Listen(s int, backlog int) (err error)
//sys Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64 //sys Lstat(path string, stat *Stat_t) (err error) = SYS_lstat64
//sys Mkdir(path string, mode uint32) (err error) //sys Mkdir(path string, mode uint32) (err error)
//sys Mkfifo(path string, mode uint32) (err error) //sys Mkfifo(path string, mode uint32) (err error)
//sys Mknod(path string, mode uint32, dev int) (err error) //sys Mknod(path string, mode uint32, dev int) (err error)
@ -291,7 +309,7 @@ func Kill(pid int, signum Signal) (err error) { return kill(pid, int(signum), 1)
//sys Rename(from string, to string) (err error) //sys Rename(from string, to string) (err error)
//sys Revoke(path string) (err error) //sys Revoke(path string) (err error)
//sys Rmdir(path string) (err error) //sys Rmdir(path string) (err error)
//sys Seek(fd int, offset int64, whence int) (newoffset int64, err error) = SYS_LSEEK //sys Seek(fd int, offset int64, whence int) (newoffset int64, err error) = SYS_lseek
//sys Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error) //sys Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error)
//sys Setegid(egid int) (err error) //sys Setegid(egid int) (err error)
//sysnb Seteuid(euid int) (err error) //sysnb Seteuid(euid int) (err error)
@ -306,8 +324,8 @@ func Kill(pid int, signum Signal) (err error) { return kill(pid, int(signum), 1)
//sysnb Setsid() (pid int, err error) //sysnb Setsid() (pid int, err error)
//sysnb Settimeofday(tp *Timeval) (err error) //sysnb Settimeofday(tp *Timeval) (err error)
//sysnb Setuid(uid int) (err error) //sysnb Setuid(uid int) (err error)
//sys Stat(path string, stat *Stat_t) (err error) = SYS_STAT64 //sys Stat(path string, stat *Stat_t) (err error) = SYS_stat64
//sys Statfs(path string, stat *Statfs_t) (err error) = SYS_STATFS64 //sys Statfs(path string, stat *Statfs_t) (err error) = SYS_statfs64
//sys Symlink(path string, link string) (err error) //sys Symlink(path string, link string) (err error)
//sys Sync() (err error) //sys Sync() (err error)
//sys Truncate(path string, length int64) (err error) //sys Truncate(path string, length int64) (err error)
@ -316,7 +334,43 @@ func Kill(pid int, signum Signal) (err error) { return kill(pid, int(signum), 1)
//sys Unlink(path string) (err error) //sys Unlink(path string) (err error)
//sys Unmount(path string, flags int) (err error) //sys Unmount(path string, flags int) (err error)
//sys write(fd int, p []byte) (n int, err error) //sys write(fd int, p []byte) (n int, err error)
//sys writev(fd int, iovecs []Iovec) (cnt uintptr, err error)
//sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) //sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
//sys munmap(addr uintptr, length uintptr) (err error) //sys munmap(addr uintptr, length uintptr) (err error)
//sys readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ //sysnb fork() (pid int, err error)
//sys writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE //sysnb ioctl(fd int, req int, arg int) (err error)
//sysnb execve(path *byte, argv *byte, envp *byte) (err error)
//sysnb exit(res int) (err error)
//sys sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error)
func readlen(fd int, buf *byte, nbuf int) (n int, err error) {
r0, _, e1 := syscall(funcPC(libc_read_trampoline), uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf))
n = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
func writelen(fd int, buf *byte, nbuf int) (n int, err error) {
r0, _, e1 := syscall(funcPC(libc_write_trampoline), uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf))
n = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// Implemented in the runtime package (runtime/sys_darwin.go)
func syscall(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
func syscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
func syscall6X(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
func rawSyscall(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
func rawSyscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
// Find the entry point for f. See comments in runtime/proc.go for the
// function of the same name.
//go:nosplit
func funcPC(f func()) uintptr {
return **(**uintptr)(unsafe.Pointer(&f))
}

28
src/syscall/syscall_darwin_386.go
View file

@ -14,23 +14,7 @@ func setTimeval(sec, usec int64) Timeval {
return Timeval{Sec: int32(sec), Usec: int32(usec)} return Timeval{Sec: int32(sec), Usec: int32(usec)}
} }
//sysnb gettimeofday(tp *Timeval) (sec int32, usec int32, err error) //sysnb Gettimeofday(tp *Timeval) (err error)
func Gettimeofday(tv *Timeval) error {
// The tv passed to gettimeofday must be non-nil.
// Before macOS Sierra (10.12), tv was otherwise unused and
// the answers came back in the two registers.
// As of Sierra, gettimeofday return zeros and populates
// tv itself.
sec, usec, err := gettimeofday(tv)
if err != nil {
return err
}
if sec != 0 || usec != 0 {
tv.Sec = int32(sec)
tv.Usec = int32(usec)
}
return nil
}
func SetKevent(k *Kevent_t, fd, mode, flags int) { func SetKevent(k *Kevent_t, fd, mode, flags int) {
k.Ident = uint32(fd) k.Ident = uint32(fd)
@ -53,7 +37,7 @@ func (cmsg *Cmsghdr) SetLen(length int) {
func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
var length = uint64(count) var length = uint64(count)
_, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(*offset>>32), uintptr(unsafe.Pointer(&length)), 0, 0, 0, 0) _, _, e1 := Syscall9(funcPC(libc_sendfile_trampoline), uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(*offset>>32), uintptr(unsafe.Pointer(&length)), 0, 0, 0, 0)
written = int(length) written = int(length)
@ -63,4 +47,12 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
return return
} }
func libc_sendfile_trampoline()
//go:linkname libc_sendfile libc_sendfile
//go:cgo_import_dynamic libc_sendfile sendfile "/usr/lib/libSystem.B.dylib"
// Implemented in the runtime package (runtime/sys_darwin_32.go)
func syscall9(fn, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno)
func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno) // sic func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno) // sic

28
src/syscall/syscall_darwin_amd64.go
View file

@ -14,23 +14,7 @@ func setTimeval(sec, usec int64) Timeval {
return Timeval{Sec: sec, Usec: int32(usec)} return Timeval{Sec: sec, Usec: int32(usec)}
} }
//sysnb gettimeofday(tp *Timeval) (sec int64, usec int32, err error) //sysnb Gettimeofday(tp *Timeval) (err error)
func Gettimeofday(tv *Timeval) error {
// The tv passed to gettimeofday must be non-nil.
// Before macOS Sierra (10.12), tv was otherwise unused and
// the answers came back in the two registers.
// As of Sierra, gettimeofday return zeros and populates
// tv itself.
sec, usec, err := gettimeofday(tv)
if err != nil {
return err
}
if sec != 0 || usec != 0 {
tv.Sec = sec
tv.Usec = usec
}
return nil
}
func SetKevent(k *Kevent_t, fd, mode, flags int) { func SetKevent(k *Kevent_t, fd, mode, flags int) {
k.Ident = uint64(fd) k.Ident = uint64(fd)
@ -53,7 +37,7 @@ func (cmsg *Cmsghdr) SetLen(length int) {
func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
var length = uint64(count) var length = uint64(count)
_, _, e1 := Syscall6(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(unsafe.Pointer(&length)), 0, 0) _, _, e1 := syscall6(funcPC(libc_sendfile_trampoline), uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(unsafe.Pointer(&length)), 0, 0)
written = int(length) written = int(length)
@ -63,4 +47,12 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
return return
} }
func libc_sendfile_trampoline()
//go:linkname libc_sendfile libc_sendfile
//go:cgo_import_dynamic libc_sendfile sendfile "/usr/lib/libSystem.B.dylib"
// Implemented in the runtime package (runtime/sys_darwin_64.go)
func syscallX(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno) func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno)

26
src/syscall/syscall_darwin_arm.go
View file

@ -14,21 +14,7 @@ func setTimeval(sec, usec int64) Timeval {
return Timeval{Sec: int32(sec), Usec: int32(usec)} return Timeval{Sec: int32(sec), Usec: int32(usec)}
} }
//sysnb gettimeofday(tp *Timeval) (sec int32, usec int32, err error) //sysnb Gettimeofday(tp *Timeval) (err error)
func Gettimeofday(tv *Timeval) error {
// The tv passed to gettimeofday must be non-nil
// but is otherwise unused. The answers come back
// in the two registers.
sec, usec, err := gettimeofday(tv)
if err != nil {
return err
}
if sec != 0 || usec != 0 {
tv.Sec = int32(sec)
tv.Usec = int32(usec)
}
return nil
}
func SetKevent(k *Kevent_t, fd, mode, flags int) { func SetKevent(k *Kevent_t, fd, mode, flags int) {
k.Ident = uint32(fd) k.Ident = uint32(fd)
@ -51,7 +37,7 @@ func (cmsg *Cmsghdr) SetLen(length int) {
func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
var length = uint64(count) var length = uint64(count)
_, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(*offset>>32), uintptr(unsafe.Pointer(&length)), 0, 0, 0, 0) _, _, e1 := Syscall9(funcPC(libc_sendfile_trampoline), uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(*offset>>32), uintptr(unsafe.Pointer(&length)), 0, 0, 0, 0)
written = int(length) written = int(length)
@ -61,4 +47,12 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
return return
} }
func libc_sendfile_trampoline()
//go:linkname libc_sendfile libc_sendfile
//go:cgo_import_dynamic libc_sendfile sendfile "/usr/lib/libSystem.B.dylib"
// Implemented in the runtime package (runtime/sys_darwin_32.go)
func syscall9(fn, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno)
func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno) // sic func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno) // sic

26
src/syscall/syscall_darwin_arm64.go
View file

@ -14,21 +14,7 @@ func setTimeval(sec, usec int64) Timeval {
return Timeval{Sec: int64(sec), Usec: int32(usec)} return Timeval{Sec: int64(sec), Usec: int32(usec)}
} }
//sysnb gettimeofday(tp *Timeval) (sec int64, usec int32, err error) //sysnb Gettimeofday(tp *Timeval) (err error)
func Gettimeofday(tv *Timeval) error {
// The tv passed to gettimeofday must be non-nil
// but is otherwise unused. The answers come back
// in the two registers.
sec, usec, err := gettimeofday(tv)
if err != nil {
return err
}
if sec != 0 || usec != 0 {
tv.Sec = sec
tv.Usec = usec
}
return nil
}
func SetKevent(k *Kevent_t, fd, mode, flags int) { func SetKevent(k *Kevent_t, fd, mode, flags int) {
k.Ident = uint64(fd) k.Ident = uint64(fd)
@ -51,7 +37,7 @@ func (cmsg *Cmsghdr) SetLen(length int) {
func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
var length = uint64(count) var length = uint64(count)
_, _, e1 := Syscall6(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(unsafe.Pointer(&length)), 0, 0) _, _, e1 := syscall6(funcPC(libc_sendfile_trampoline), uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(unsafe.Pointer(&length)), 0, 0)
written = int(length) written = int(length)
@ -61,4 +47,12 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
return return
} }
func libc_sendfile_trampoline()
//go:linkname libc_sendfile libc_sendfile
//go:cgo_import_dynamic libc_sendfile sendfile "/usr/lib/libSystem.B.dylib"
// Implemented in the runtime package (runtime/sys_darwin_64.go)
func syscallX(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno) // sic func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno) // sic

1
src/syscall/syscall_dragonfly.go
View file

@ -217,3 +217,4 @@ func setattrlistTimes(path string, times []Timespec) error {
//sys accept4(fd int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (nfd int, err error) //sys accept4(fd int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (nfd int, err error)
//sys utimensat(dirfd int, path string, times *[2]Timespec, flag int) (err error) //sys utimensat(dirfd int, path string, times *[2]Timespec, flag int) (err error)
//sys getcwd(buf []byte) (n int, err error) = SYS___GETCWD //sys getcwd(buf []byte) (n int, err error) = SYS___GETCWD
//sys sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL

1
src/syscall/syscall_freebsd.go
View file

@ -492,3 +492,4 @@ func convertFromDirents11(buf []byte, old []byte) int {
//sys accept4(fd int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (nfd int, err error) //sys accept4(fd int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (nfd int, err error)
//sys utimensat(dirfd int, path string, times *[2]Timespec, flag int) (err error) //sys utimensat(dirfd int, path string, times *[2]Timespec, flag int) (err error)
//sys getcwd(buf []byte) (n int, err error) = SYS___GETCWD //sys getcwd(buf []byte) (n int, err error) = SYS___GETCWD
//sys sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL

2
src/syscall/syscall_netbsd.go
View file

@ -52,7 +52,6 @@ func sysctlNodes(mib []_C_int) (nodes []Sysctlnode, err error) {
} }
func nametomib(name string) (mib []_C_int, err error) { func nametomib(name string) (mib []_C_int, err error) {
// Split name into components. // Split name into components.
var parts []string var parts []string
last := 0 last := 0
@ -234,3 +233,4 @@ func setattrlistTimes(path string, times []Timespec) error {
//sys writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE //sys writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE
//sys utimensat(dirfd int, path string, times *[2]Timespec, flag int) (err error) //sys utimensat(dirfd int, path string, times *[2]Timespec, flag int) (err error)
//sys getcwd(buf []byte) (n int, err error) = SYS___GETCWD //sys getcwd(buf []byte) (n int, err error) = SYS___GETCWD
//sys sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL

2
src/syscall/syscall_openbsd.go
View file

@ -29,7 +29,6 @@ type SockaddrDatalink struct {
func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno) func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno)
func nametomib(name string) (mib []_C_int, err error) { func nametomib(name string) (mib []_C_int, err error) {
// Perform lookup via a binary search // Perform lookup via a binary search
left := 0 left := 0
right := len(sysctlMib) - 1 right := len(sysctlMib) - 1
@ -212,3 +211,4 @@ func setattrlistTimes(path string, times []Timespec) error {
//sys writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE //sys writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE
//sys utimensat(dirfd int, path string, times *[2]Timespec, flag int) (err error) //sys utimensat(dirfd int, path string, times *[2]Timespec, flag int) (err error)
//sys getcwd(buf []byte) (n int, err error) = SYS___GETCWD //sys getcwd(buf []byte) (n int, err error) = SYS___GETCWD
//sys sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL

18
src/syscall/syscall_unix_test.go
View file

@ -315,6 +315,12 @@ func TestRlimit(t *testing.T) {
} }
set := rlimit set := rlimit
set.Cur = set.Max - 1 set.Cur = set.Max - 1
if runtime.GOOS == "darwin" && set.Cur > 10240 {
// The max file limit is 10240, even though
// the max returned by Getrlimit is 1<<63-1.
// This is OPEN_MAX in sys/syslimits.h.
set.Cur = 10240
}
err = syscall.Setrlimit(syscall.RLIMIT_NOFILE, &set) err = syscall.Setrlimit(syscall.RLIMIT_NOFILE, &set)
if err != nil { if err != nil {
t.Fatalf("Setrlimit: set failed: %#v %v", set, err) t.Fatalf("Setrlimit: set failed: %#v %v", set, err)
@ -326,15 +332,11 @@ func TestRlimit(t *testing.T) {
} }
set = rlimit set = rlimit
set.Cur = set.Max - 1 set.Cur = set.Max - 1
if set != get { if runtime.GOOS == "darwin" && set.Cur > 10240 {
// Seems like Darwin requires some privilege to set.Cur = 10240
// increase the soft limit of rlimit sandbox, though
// Setrlimit never reports an error.
switch runtime.GOOS {
case "darwin":
default:
t.Fatalf("Rlimit: change failed: wanted %#v got %#v", set, get)
} }
if set != get {
t.Fatalf("Rlimit: change failed: wanted %#v got %#v", set, get)
} }
err = syscall.Setrlimit(syscall.RLIMIT_NOFILE, &rlimit) err = syscall.Setrlimit(syscall.RLIMIT_NOFILE, &rlimit)
if err != nil { if err != nil {

773
src/syscall/zsyscall_darwin_386.go
View file

File diff suppressed because it is too large Load diff

243
src/syscall/zsyscall_darwin_386.s Normal file
View file

@ -0,0 +1,243 @@
// go run mkasm_darwin.go 386
// Code generated by the command above; DO NOT EDIT.
#include "textflag.h"
TEXT ·libc_getattrlist_trampoline(SB),NOSPLIT,$0-0
JMP libc_getattrlist(SB)
TEXT ·libc_getfsstat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_getfsstat64(SB)
TEXT ·libc_setattrlist_trampoline(SB),NOSPLIT,$0-0
JMP libc_setattrlist(SB)
TEXT ·libc_sendfile_trampoline(SB),NOSPLIT,$0-0
JMP libc_sendfile(SB)
TEXT ·libc_getgroups_trampoline(SB),NOSPLIT,$0-0
JMP libc_getgroups(SB)
TEXT ·libc_setgroups_trampoline(SB),NOSPLIT,$0-0
JMP libc_setgroups(SB)
TEXT ·libc_wait4_trampoline(SB),NOSPLIT,$0-0
JMP libc_wait4(SB)
TEXT ·libc_accept_trampoline(SB),NOSPLIT,$0-0
JMP libc_accept(SB)
TEXT ·libc_bind_trampoline(SB),NOSPLIT,$0-0
JMP libc_bind(SB)
TEXT ·libc_connect_trampoline(SB),NOSPLIT,$0-0
JMP libc_connect(SB)
TEXT ·libc_socket_trampoline(SB),NOSPLIT,$0-0
JMP libc_socket(SB)
TEXT ·libc_getsockopt_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsockopt(SB)
TEXT ·libc_setsockopt_trampoline(SB),NOSPLIT,$0-0
JMP libc_setsockopt(SB)
TEXT ·libc_getpeername_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpeername(SB)
TEXT ·libc_getsockname_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsockname(SB)
TEXT ·libc_shutdown_trampoline(SB),NOSPLIT,$0-0
JMP libc_shutdown(SB)
TEXT ·libc_socketpair_trampoline(SB),NOSPLIT,$0-0
JMP libc_socketpair(SB)
TEXT ·libc_recvfrom_trampoline(SB),NOSPLIT,$0-0
JMP libc_recvfrom(SB)
TEXT ·libc_sendto_trampoline(SB),NOSPLIT,$0-0
JMP libc_sendto(SB)
TEXT ·libc_recvmsg_trampoline(SB),NOSPLIT,$0-0
JMP libc_recvmsg(SB)
TEXT ·libc_sendmsg_trampoline(SB),NOSPLIT,$0-0
JMP libc_sendmsg(SB)
TEXT ·libc_kevent_trampoline(SB),NOSPLIT,$0-0
JMP libc_kevent(SB)
TEXT ·libc_utimes_trampoline(SB),NOSPLIT,$0-0
JMP libc_utimes(SB)
TEXT ·libc_futimes_trampoline(SB),NOSPLIT,$0-0
JMP libc_futimes(SB)
TEXT ·libc_fcntl_trampoline(SB),NOSPLIT,$0-0
JMP libc_fcntl(SB)
TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
JMP libc_ptrace(SB)
TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0
JMP libc_pipe(SB)
TEXT ·libc_kill_trampoline(SB),NOSPLIT,$0-0
JMP libc_kill(SB)
TEXT ·libc_access_trampoline(SB),NOSPLIT,$0-0
JMP libc_access(SB)
TEXT ·libc_adjtime_trampoline(SB),NOSPLIT,$0-0
JMP libc_adjtime(SB)
TEXT ·libc_chdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_chdir(SB)
TEXT ·libc_chflags_trampoline(SB),NOSPLIT,$0-0
JMP libc_chflags(SB)
TEXT ·libc_chmod_trampoline(SB),NOSPLIT,$0-0
JMP libc_chmod(SB)
TEXT ·libc_chown_trampoline(SB),NOSPLIT,$0-0
JMP libc_chown(SB)
TEXT ·libc_chroot_trampoline(SB),NOSPLIT,$0-0
JMP libc_chroot(SB)
TEXT ·libc_close_trampoline(SB),NOSPLIT,$0-0
JMP libc_close(SB)
TEXT ·libc_dup_trampoline(SB),NOSPLIT,$0-0
JMP libc_dup(SB)
TEXT ·libc_dup2_trampoline(SB),NOSPLIT,$0-0
JMP libc_dup2(SB)
TEXT ·libc_exchangedata_trampoline(SB),NOSPLIT,$0-0
JMP libc_exchangedata(SB)
TEXT ·libc_fchdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchdir(SB)
TEXT ·libc_fchflags_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchflags(SB)
TEXT ·libc_fchmod_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchmod(SB)
TEXT ·libc_fchown_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchown(SB)
TEXT ·libc_flock_trampoline(SB),NOSPLIT,$0-0
JMP libc_flock(SB)
TEXT ·libc_fpathconf_trampoline(SB),NOSPLIT,$0-0
JMP libc_fpathconf(SB)
TEXT ·libc_fstat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_fstat64(SB)
TEXT ·libc_fstatfs64_trampoline(SB),NOSPLIT,$0-0
JMP libc_fstatfs64(SB)
TEXT ·libc_fsync_trampoline(SB),NOSPLIT,$0-0
JMP libc_fsync(SB)
TEXT ·libc_ftruncate_trampoline(SB),NOSPLIT,$0-0
JMP libc_ftruncate(SB)
TEXT ·libc___getdirentries64_trampoline(SB),NOSPLIT,$0-0
JMP libc___getdirentries64(SB)
TEXT ·libc_getdtablesize_trampoline(SB),NOSPLIT,$0-0
JMP libc_getdtablesize(SB)
TEXT ·libc_getegid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getegid(SB)
TEXT ·libc_geteuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_geteuid(SB)
TEXT ·libc_getgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getgid(SB)
TEXT ·libc_getpgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpgid(SB)
TEXT ·libc_getpgrp_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpgrp(SB)
TEXT ·libc_getpid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpid(SB)
TEXT ·libc_getppid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getppid(SB)
TEXT ·libc_getpriority_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpriority(SB)
TEXT ·libc_getrlimit_trampoline(SB),NOSPLIT,$0-0
JMP libc_getrlimit(SB)
TEXT ·libc_getrusage_trampoline(SB),NOSPLIT,$0-0
JMP libc_getrusage(SB)
TEXT ·libc_getsid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsid(SB)
TEXT ·libc_getuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getuid(SB)
TEXT ·libc_issetugid_trampoline(SB),NOSPLIT,$0-0
JMP libc_issetugid(SB)
TEXT ·libc_kqueue_trampoline(SB),NOSPLIT,$0-0
JMP libc_kqueue(SB)
TEXT ·libc_lchown_trampoline(SB),NOSPLIT,$0-0
JMP libc_lchown(SB)
TEXT ·libc_link_trampoline(SB),NOSPLIT,$0-0
JMP libc_link(SB)
TEXT ·libc_listen_trampoline(SB),NOSPLIT,$0-0
JMP libc_listen(SB)
TEXT ·libc_lstat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_lstat64(SB)
TEXT ·libc_mkdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_mkdir(SB)
TEXT ·libc_mkfifo_trampoline(SB),NOSPLIT,$0-0
JMP libc_mkfifo(SB)
TEXT ·libc_mknod_trampoline(SB),NOSPLIT,$0-0
JMP libc_mknod(SB)
TEXT ·libc_mlock_trampoline(SB),NOSPLIT,$0-0
JMP libc_mlock(SB)
TEXT ·libc_mlockall_trampoline(SB),NOSPLIT,$0-0
JMP libc_mlockall(SB)
TEXT ·libc_mprotect_trampoline(SB),NOSPLIT,$0-0
JMP libc_mprotect(SB)
TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
JMP libc_munlock(SB)
TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
JMP libc_munlockall(SB)
TEXT ·libc_open_trampoline(SB),NOSPLIT,$0-0
JMP libc_open(SB)
TEXT ·libc_pathconf_trampoline(SB),NOSPLIT,$0-0
JMP libc_pathconf(SB)
TEXT ·libc_pread_trampoline(SB),NOSPLIT,$0-0
JMP libc_pread(SB)
TEXT ·libc_pwrite_trampoline(SB),NOSPLIT,$0-0
JMP libc_pwrite(SB)
TEXT ·libc_read_trampoline(SB),NOSPLIT,$0-0
JMP libc_read(SB)
TEXT ·libc_readlink_trampoline(SB),NOSPLIT,$0-0
JMP libc_readlink(SB)
TEXT ·libc_rename_trampoline(SB),NOSPLIT,$0-0
JMP libc_rename(SB)
TEXT ·libc_revoke_trampoline(SB),NOSPLIT,$0-0
JMP libc_revoke(SB)
TEXT ·libc_rmdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_rmdir(SB)
TEXT ·libc_lseek_trampoline(SB),NOSPLIT,$0-0
JMP libc_lseek(SB)
TEXT ·libc_select_trampoline(SB),NOSPLIT,$0-0
JMP libc_select(SB)
TEXT ·libc_setegid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setegid(SB)
TEXT ·libc_seteuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_seteuid(SB)
TEXT ·libc_setgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setgid(SB)
TEXT ·libc_setlogin_trampoline(SB),NOSPLIT,$0-0
JMP libc_setlogin(SB)
TEXT ·libc_setpgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setpgid(SB)
TEXT ·libc_setpriority_trampoline(SB),NOSPLIT,$0-0
JMP libc_setpriority(SB)
TEXT ·libc_setprivexec_trampoline(SB),NOSPLIT,$0-0
JMP libc_setprivexec(SB)
TEXT ·libc_setregid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setregid(SB)
TEXT ·libc_setreuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setreuid(SB)
TEXT ·libc_setrlimit_trampoline(SB),NOSPLIT,$0-0
JMP libc_setrlimit(SB)
TEXT ·libc_setsid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setsid(SB)
TEXT ·libc_settimeofday_trampoline(SB),NOSPLIT,$0-0
JMP libc_settimeofday(SB)
TEXT ·libc_setuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setuid(SB)
TEXT ·libc_stat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_stat64(SB)
TEXT ·libc_statfs64_trampoline(SB),NOSPLIT,$0-0
JMP libc_statfs64(SB)
TEXT ·libc_symlink_trampoline(SB),NOSPLIT,$0-0
JMP libc_symlink(SB)
TEXT ·libc_sync_trampoline(SB),NOSPLIT,$0-0
JMP libc_sync(SB)
TEXT ·libc_truncate_trampoline(SB),NOSPLIT,$0-0
JMP libc_truncate(SB)
TEXT ·libc_umask_trampoline(SB),NOSPLIT,$0-0
JMP libc_umask(SB)
TEXT ·libc_undelete_trampoline(SB),NOSPLIT,$0-0
JMP libc_undelete(SB)
TEXT ·libc_unlink_trampoline(SB),NOSPLIT,$0-0
JMP libc_unlink(SB)
TEXT ·libc_unmount_trampoline(SB),NOSPLIT,$0-0
JMP libc_unmount(SB)
TEXT ·libc_write_trampoline(SB),NOSPLIT,$0-0
JMP libc_write(SB)
TEXT ·libc_mmap_trampoline(SB),NOSPLIT,$0-0
JMP libc_mmap(SB)
TEXT ·libc_munmap_trampoline(SB),NOSPLIT,$0-0
JMP libc_munmap(SB)
TEXT ·libc_fork_trampoline(SB),NOSPLIT,$0-0
JMP libc_fork(SB)
TEXT ·libc_ioctl_trampoline(SB),NOSPLIT,$0-0
JMP libc_ioctl(SB)
TEXT ·libc_execve_trampoline(SB),NOSPLIT,$0-0
JMP libc_execve(SB)
TEXT ·libc_exit_trampoline(SB),NOSPLIT,$0-0
JMP libc_exit(SB)
TEXT ·libc_sysctl_trampoline(SB),NOSPLIT,$0-0
JMP libc_sysctl(SB)
TEXT ·libc_writev_trampoline(SB),NOSPLIT,$0-0
JMP libc_writev(SB)
TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
JMP libc_gettimeofday(SB)

773
src/syscall/zsyscall_darwin_amd64.go
View file

File diff suppressed because it is too large Load diff

243
src/syscall/zsyscall_darwin_amd64.s Normal file
View file

@ -0,0 +1,243 @@
// go run mkasm_darwin.go amd64
// Code generated by the command above; DO NOT EDIT.
#include "textflag.h"
TEXT ·libc_getattrlist_trampoline(SB),NOSPLIT,$0-0
JMP libc_getattrlist(SB)
TEXT ·libc_getfsstat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_getfsstat64(SB)
TEXT ·libc_setattrlist_trampoline(SB),NOSPLIT,$0-0
JMP libc_setattrlist(SB)
TEXT ·libc_sendfile_trampoline(SB),NOSPLIT,$0-0
JMP libc_sendfile(SB)
TEXT ·libc_getgroups_trampoline(SB),NOSPLIT,$0-0
JMP libc_getgroups(SB)
TEXT ·libc_setgroups_trampoline(SB),NOSPLIT,$0-0
JMP libc_setgroups(SB)
TEXT ·libc_wait4_trampoline(SB),NOSPLIT,$0-0
JMP libc_wait4(SB)
TEXT ·libc_accept_trampoline(SB),NOSPLIT,$0-0
JMP libc_accept(SB)
TEXT ·libc_bind_trampoline(SB),NOSPLIT,$0-0
JMP libc_bind(SB)
TEXT ·libc_connect_trampoline(SB),NOSPLIT,$0-0
JMP libc_connect(SB)
TEXT ·libc_socket_trampoline(SB),NOSPLIT,$0-0
JMP libc_socket(SB)
TEXT ·libc_getsockopt_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsockopt(SB)
TEXT ·libc_setsockopt_trampoline(SB),NOSPLIT,$0-0
JMP libc_setsockopt(SB)
TEXT ·libc_getpeername_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpeername(SB)
TEXT ·libc_getsockname_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsockname(SB)
TEXT ·libc_shutdown_trampoline(SB),NOSPLIT,$0-0
JMP libc_shutdown(SB)
TEXT ·libc_socketpair_trampoline(SB),NOSPLIT,$0-0
JMP libc_socketpair(SB)
TEXT ·libc_recvfrom_trampoline(SB),NOSPLIT,$0-0
JMP libc_recvfrom(SB)
TEXT ·libc_sendto_trampoline(SB),NOSPLIT,$0-0
JMP libc_sendto(SB)
TEXT ·libc_recvmsg_trampoline(SB),NOSPLIT,$0-0
JMP libc_recvmsg(SB)
TEXT ·libc_sendmsg_trampoline(SB),NOSPLIT,$0-0
JMP libc_sendmsg(SB)
TEXT ·libc_kevent_trampoline(SB),NOSPLIT,$0-0
JMP libc_kevent(SB)
TEXT ·libc_utimes_trampoline(SB),NOSPLIT,$0-0
JMP libc_utimes(SB)
TEXT ·libc_futimes_trampoline(SB),NOSPLIT,$0-0
JMP libc_futimes(SB)
TEXT ·libc_fcntl_trampoline(SB),NOSPLIT,$0-0
JMP libc_fcntl(SB)
TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
JMP libc_ptrace(SB)
TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0
JMP libc_pipe(SB)
TEXT ·libc_kill_trampoline(SB),NOSPLIT,$0-0
JMP libc_kill(SB)
TEXT ·libc_access_trampoline(SB),NOSPLIT,$0-0
JMP libc_access(SB)
TEXT ·libc_adjtime_trampoline(SB),NOSPLIT,$0-0
JMP libc_adjtime(SB)
TEXT ·libc_chdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_chdir(SB)
TEXT ·libc_chflags_trampoline(SB),NOSPLIT,$0-0
JMP libc_chflags(SB)
TEXT ·libc_chmod_trampoline(SB),NOSPLIT,$0-0
JMP libc_chmod(SB)
TEXT ·libc_chown_trampoline(SB),NOSPLIT,$0-0
JMP libc_chown(SB)
TEXT ·libc_chroot_trampoline(SB),NOSPLIT,$0-0
JMP libc_chroot(SB)
TEXT ·libc_close_trampoline(SB),NOSPLIT,$0-0
JMP libc_close(SB)
TEXT ·libc_dup_trampoline(SB),NOSPLIT,$0-0
JMP libc_dup(SB)
TEXT ·libc_dup2_trampoline(SB),NOSPLIT,$0-0
JMP libc_dup2(SB)
TEXT ·libc_exchangedata_trampoline(SB),NOSPLIT,$0-0
JMP libc_exchangedata(SB)
TEXT ·libc_fchdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchdir(SB)
TEXT ·libc_fchflags_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchflags(SB)
TEXT ·libc_fchmod_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchmod(SB)
TEXT ·libc_fchown_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchown(SB)
TEXT ·libc_flock_trampoline(SB),NOSPLIT,$0-0
JMP libc_flock(SB)
TEXT ·libc_fpathconf_trampoline(SB),NOSPLIT,$0-0
JMP libc_fpathconf(SB)
TEXT ·libc_fstat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_fstat64(SB)
TEXT ·libc_fstatfs64_trampoline(SB),NOSPLIT,$0-0
JMP libc_fstatfs64(SB)
TEXT ·libc_fsync_trampoline(SB),NOSPLIT,$0-0
JMP libc_fsync(SB)
TEXT ·libc_ftruncate_trampoline(SB),NOSPLIT,$0-0
JMP libc_ftruncate(SB)
TEXT ·libc___getdirentries64_trampoline(SB),NOSPLIT,$0-0
JMP libc___getdirentries64(SB)
TEXT ·libc_getdtablesize_trampoline(SB),NOSPLIT,$0-0
JMP libc_getdtablesize(SB)
TEXT ·libc_getegid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getegid(SB)
TEXT ·libc_geteuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_geteuid(SB)
TEXT ·libc_getgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getgid(SB)
TEXT ·libc_getpgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpgid(SB)
TEXT ·libc_getpgrp_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpgrp(SB)
TEXT ·libc_getpid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpid(SB)
TEXT ·libc_getppid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getppid(SB)
TEXT ·libc_getpriority_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpriority(SB)
TEXT ·libc_getrlimit_trampoline(SB),NOSPLIT,$0-0
JMP libc_getrlimit(SB)
TEXT ·libc_getrusage_trampoline(SB),NOSPLIT,$0-0
JMP libc_getrusage(SB)
TEXT ·libc_getsid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsid(SB)
TEXT ·libc_getuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getuid(SB)
TEXT ·libc_issetugid_trampoline(SB),NOSPLIT,$0-0
JMP libc_issetugid(SB)
TEXT ·libc_kqueue_trampoline(SB),NOSPLIT,$0-0
JMP libc_kqueue(SB)
TEXT ·libc_lchown_trampoline(SB),NOSPLIT,$0-0
JMP libc_lchown(SB)
TEXT ·libc_link_trampoline(SB),NOSPLIT,$0-0
JMP libc_link(SB)
TEXT ·libc_listen_trampoline(SB),NOSPLIT,$0-0
JMP libc_listen(SB)
TEXT ·libc_lstat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_lstat64(SB)
TEXT ·libc_mkdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_mkdir(SB)
TEXT ·libc_mkfifo_trampoline(SB),NOSPLIT,$0-0
JMP libc_mkfifo(SB)
TEXT ·libc_mknod_trampoline(SB),NOSPLIT,$0-0
JMP libc_mknod(SB)
TEXT ·libc_mlock_trampoline(SB),NOSPLIT,$0-0
JMP libc_mlock(SB)
TEXT ·libc_mlockall_trampoline(SB),NOSPLIT,$0-0
JMP libc_mlockall(SB)
TEXT ·libc_mprotect_trampoline(SB),NOSPLIT,$0-0
JMP libc_mprotect(SB)
TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
JMP libc_munlock(SB)
TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
JMP libc_munlockall(SB)
TEXT ·libc_open_trampoline(SB),NOSPLIT,$0-0
JMP libc_open(SB)
TEXT ·libc_pathconf_trampoline(SB),NOSPLIT,$0-0
JMP libc_pathconf(SB)
TEXT ·libc_pread_trampoline(SB),NOSPLIT,$0-0
JMP libc_pread(SB)
TEXT ·libc_pwrite_trampoline(SB),NOSPLIT,$0-0
JMP libc_pwrite(SB)
TEXT ·libc_read_trampoline(SB),NOSPLIT,$0-0
JMP libc_read(SB)
TEXT ·libc_readlink_trampoline(SB),NOSPLIT,$0-0
JMP libc_readlink(SB)
TEXT ·libc_rename_trampoline(SB),NOSPLIT,$0-0
JMP libc_rename(SB)
TEXT ·libc_revoke_trampoline(SB),NOSPLIT,$0-0
JMP libc_revoke(SB)
TEXT ·libc_rmdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_rmdir(SB)
TEXT ·libc_lseek_trampoline(SB),NOSPLIT,$0-0
JMP libc_lseek(SB)
TEXT ·libc_select_trampoline(SB),NOSPLIT,$0-0
JMP libc_select(SB)
TEXT ·libc_setegid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setegid(SB)
TEXT ·libc_seteuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_seteuid(SB)
TEXT ·libc_setgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setgid(SB)
TEXT ·libc_setlogin_trampoline(SB),NOSPLIT,$0-0
JMP libc_setlogin(SB)
TEXT ·libc_setpgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setpgid(SB)
TEXT ·libc_setpriority_trampoline(SB),NOSPLIT,$0-0
JMP libc_setpriority(SB)
TEXT ·libc_setprivexec_trampoline(SB),NOSPLIT,$0-0
JMP libc_setprivexec(SB)
TEXT ·libc_setregid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setregid(SB)
TEXT ·libc_setreuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setreuid(SB)
TEXT ·libc_setrlimit_trampoline(SB),NOSPLIT,$0-0
JMP libc_setrlimit(SB)
TEXT ·libc_setsid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setsid(SB)
TEXT ·libc_settimeofday_trampoline(SB),NOSPLIT,$0-0
JMP libc_settimeofday(SB)
TEXT ·libc_setuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setuid(SB)
TEXT ·libc_stat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_stat64(SB)
TEXT ·libc_statfs64_trampoline(SB),NOSPLIT,$0-0
JMP libc_statfs64(SB)
TEXT ·libc_symlink_trampoline(SB),NOSPLIT,$0-0
JMP libc_symlink(SB)
TEXT ·libc_sync_trampoline(SB),NOSPLIT,$0-0
JMP libc_sync(SB)
TEXT ·libc_truncate_trampoline(SB),NOSPLIT,$0-0
JMP libc_truncate(SB)
TEXT ·libc_umask_trampoline(SB),NOSPLIT,$0-0
JMP libc_umask(SB)
TEXT ·libc_undelete_trampoline(SB),NOSPLIT,$0-0
JMP libc_undelete(SB)
TEXT ·libc_unlink_trampoline(SB),NOSPLIT,$0-0
JMP libc_unlink(SB)
TEXT ·libc_unmount_trampoline(SB),NOSPLIT,$0-0
JMP libc_unmount(SB)
TEXT ·libc_write_trampoline(SB),NOSPLIT,$0-0
JMP libc_write(SB)
TEXT ·libc_mmap_trampoline(SB),NOSPLIT,$0-0
JMP libc_mmap(SB)
TEXT ·libc_munmap_trampoline(SB),NOSPLIT,$0-0
JMP libc_munmap(SB)
TEXT ·libc_fork_trampoline(SB),NOSPLIT,$0-0
JMP libc_fork(SB)
TEXT ·libc_ioctl_trampoline(SB),NOSPLIT,$0-0
JMP libc_ioctl(SB)
TEXT ·libc_execve_trampoline(SB),NOSPLIT,$0-0
JMP libc_execve(SB)
TEXT ·libc_exit_trampoline(SB),NOSPLIT,$0-0
JMP libc_exit(SB)
TEXT ·libc_sysctl_trampoline(SB),NOSPLIT,$0-0
JMP libc_sysctl(SB)
TEXT ·libc_writev_trampoline(SB),NOSPLIT,$0-0
JMP libc_writev(SB)
TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
JMP libc_gettimeofday(SB)

773
src/syscall/zsyscall_darwin_arm.go
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243
src/syscall/zsyscall_darwin_arm.s Normal file
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// go run mkasm_darwin.go arm
// Code generated by the command above; DO NOT EDIT.
#include "textflag.h"
TEXT ·libc_getattrlist_trampoline(SB),NOSPLIT,$0-0
JMP libc_getattrlist(SB)
TEXT ·libc_getfsstat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_getfsstat64(SB)
TEXT ·libc_setattrlist_trampoline(SB),NOSPLIT,$0-0
JMP libc_setattrlist(SB)
TEXT ·libc_sendfile_trampoline(SB),NOSPLIT,$0-0
JMP libc_sendfile(SB)
TEXT ·libc_getgroups_trampoline(SB),NOSPLIT,$0-0
JMP libc_getgroups(SB)
TEXT ·libc_setgroups_trampoline(SB),NOSPLIT,$0-0
JMP libc_setgroups(SB)
TEXT ·libc_wait4_trampoline(SB),NOSPLIT,$0-0
JMP libc_wait4(SB)
TEXT ·libc_accept_trampoline(SB),NOSPLIT,$0-0
JMP libc_accept(SB)
TEXT ·libc_bind_trampoline(SB),NOSPLIT,$0-0
JMP libc_bind(SB)
TEXT ·libc_connect_trampoline(SB),NOSPLIT,$0-0
JMP libc_connect(SB)
TEXT ·libc_socket_trampoline(SB),NOSPLIT,$0-0
JMP libc_socket(SB)
TEXT ·libc_getsockopt_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsockopt(SB)
TEXT ·libc_setsockopt_trampoline(SB),NOSPLIT,$0-0
JMP libc_setsockopt(SB)
TEXT ·libc_getpeername_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpeername(SB)
TEXT ·libc_getsockname_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsockname(SB)
TEXT ·libc_shutdown_trampoline(SB),NOSPLIT,$0-0
JMP libc_shutdown(SB)
TEXT ·libc_socketpair_trampoline(SB),NOSPLIT,$0-0
JMP libc_socketpair(SB)
TEXT ·libc_recvfrom_trampoline(SB),NOSPLIT,$0-0
JMP libc_recvfrom(SB)
TEXT ·libc_sendto_trampoline(SB),NOSPLIT,$0-0
JMP libc_sendto(SB)
TEXT ·libc_recvmsg_trampoline(SB),NOSPLIT,$0-0
JMP libc_recvmsg(SB)
TEXT ·libc_sendmsg_trampoline(SB),NOSPLIT,$0-0
JMP libc_sendmsg(SB)
TEXT ·libc_kevent_trampoline(SB),NOSPLIT,$0-0
JMP libc_kevent(SB)
TEXT ·libc_utimes_trampoline(SB),NOSPLIT,$0-0
JMP libc_utimes(SB)
TEXT ·libc_futimes_trampoline(SB),NOSPLIT,$0-0
JMP libc_futimes(SB)
TEXT ·libc_fcntl_trampoline(SB),NOSPLIT,$0-0
JMP libc_fcntl(SB)
TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
JMP libc_ptrace(SB)
TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0
JMP libc_pipe(SB)
TEXT ·libc_kill_trampoline(SB),NOSPLIT,$0-0
JMP libc_kill(SB)
TEXT ·libc_access_trampoline(SB),NOSPLIT,$0-0
JMP libc_access(SB)
TEXT ·libc_adjtime_trampoline(SB),NOSPLIT,$0-0
JMP libc_adjtime(SB)
TEXT ·libc_chdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_chdir(SB)
TEXT ·libc_chflags_trampoline(SB),NOSPLIT,$0-0
JMP libc_chflags(SB)
TEXT ·libc_chmod_trampoline(SB),NOSPLIT,$0-0
JMP libc_chmod(SB)
TEXT ·libc_chown_trampoline(SB),NOSPLIT,$0-0
JMP libc_chown(SB)
TEXT ·libc_chroot_trampoline(SB),NOSPLIT,$0-0
JMP libc_chroot(SB)
TEXT ·libc_close_trampoline(SB),NOSPLIT,$0-0
JMP libc_close(SB)
TEXT ·libc_dup_trampoline(SB),NOSPLIT,$0-0
JMP libc_dup(SB)
TEXT ·libc_dup2_trampoline(SB),NOSPLIT,$0-0
JMP libc_dup2(SB)
TEXT ·libc_exchangedata_trampoline(SB),NOSPLIT,$0-0
JMP libc_exchangedata(SB)
TEXT ·libc_fchdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchdir(SB)
TEXT ·libc_fchflags_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchflags(SB)
TEXT ·libc_fchmod_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchmod(SB)
TEXT ·libc_fchown_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchown(SB)
TEXT ·libc_flock_trampoline(SB),NOSPLIT,$0-0
JMP libc_flock(SB)
TEXT ·libc_fpathconf_trampoline(SB),NOSPLIT,$0-0
JMP libc_fpathconf(SB)
TEXT ·libc_fstat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_fstat64(SB)
TEXT ·libc_fstatfs64_trampoline(SB),NOSPLIT,$0-0
JMP libc_fstatfs64(SB)
TEXT ·libc_fsync_trampoline(SB),NOSPLIT,$0-0
JMP libc_fsync(SB)
TEXT ·libc_ftruncate_trampoline(SB),NOSPLIT,$0-0
JMP libc_ftruncate(SB)
TEXT ·libc___getdirentries64_trampoline(SB),NOSPLIT,$0-0
JMP libc___getdirentries64(SB)
TEXT ·libc_getdtablesize_trampoline(SB),NOSPLIT,$0-0
JMP libc_getdtablesize(SB)
TEXT ·libc_getegid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getegid(SB)
TEXT ·libc_geteuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_geteuid(SB)
TEXT ·libc_getgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getgid(SB)
TEXT ·libc_getpgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpgid(SB)
TEXT ·libc_getpgrp_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpgrp(SB)
TEXT ·libc_getpid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpid(SB)
TEXT ·libc_getppid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getppid(SB)
TEXT ·libc_getpriority_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpriority(SB)
TEXT ·libc_getrlimit_trampoline(SB),NOSPLIT,$0-0
JMP libc_getrlimit(SB)
TEXT ·libc_getrusage_trampoline(SB),NOSPLIT,$0-0
JMP libc_getrusage(SB)
TEXT ·libc_getsid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsid(SB)
TEXT ·libc_getuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getuid(SB)
TEXT ·libc_issetugid_trampoline(SB),NOSPLIT,$0-0
JMP libc_issetugid(SB)
TEXT ·libc_kqueue_trampoline(SB),NOSPLIT,$0-0
JMP libc_kqueue(SB)
TEXT ·libc_lchown_trampoline(SB),NOSPLIT,$0-0
JMP libc_lchown(SB)
TEXT ·libc_link_trampoline(SB),NOSPLIT,$0-0
JMP libc_link(SB)
TEXT ·libc_listen_trampoline(SB),NOSPLIT,$0-0
JMP libc_listen(SB)
TEXT ·libc_lstat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_lstat64(SB)
TEXT ·libc_mkdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_mkdir(SB)
TEXT ·libc_mkfifo_trampoline(SB),NOSPLIT,$0-0
JMP libc_mkfifo(SB)
TEXT ·libc_mknod_trampoline(SB),NOSPLIT,$0-0
JMP libc_mknod(SB)
TEXT ·libc_mlock_trampoline(SB),NOSPLIT,$0-0
JMP libc_mlock(SB)
TEXT ·libc_mlockall_trampoline(SB),NOSPLIT,$0-0
JMP libc_mlockall(SB)
TEXT ·libc_mprotect_trampoline(SB),NOSPLIT,$0-0
JMP libc_mprotect(SB)
TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
JMP libc_munlock(SB)
TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
JMP libc_munlockall(SB)
TEXT ·libc_open_trampoline(SB),NOSPLIT,$0-0
JMP libc_open(SB)
TEXT ·libc_pathconf_trampoline(SB),NOSPLIT,$0-0
JMP libc_pathconf(SB)
TEXT ·libc_pread_trampoline(SB),NOSPLIT,$0-0
JMP libc_pread(SB)
TEXT ·libc_pwrite_trampoline(SB),NOSPLIT,$0-0
JMP libc_pwrite(SB)
TEXT ·libc_read_trampoline(SB),NOSPLIT,$0-0
JMP libc_read(SB)
TEXT ·libc_readlink_trampoline(SB),NOSPLIT,$0-0
JMP libc_readlink(SB)
TEXT ·libc_rename_trampoline(SB),NOSPLIT,$0-0
JMP libc_rename(SB)
TEXT ·libc_revoke_trampoline(SB),NOSPLIT,$0-0
JMP libc_revoke(SB)
TEXT ·libc_rmdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_rmdir(SB)
TEXT ·libc_lseek_trampoline(SB),NOSPLIT,$0-0
JMP libc_lseek(SB)
TEXT ·libc_select_trampoline(SB),NOSPLIT,$0-0
JMP libc_select(SB)
TEXT ·libc_setegid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setegid(SB)
TEXT ·libc_seteuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_seteuid(SB)
TEXT ·libc_setgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setgid(SB)
TEXT ·libc_setlogin_trampoline(SB),NOSPLIT,$0-0
JMP libc_setlogin(SB)
TEXT ·libc_setpgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setpgid(SB)
TEXT ·libc_setpriority_trampoline(SB),NOSPLIT,$0-0
JMP libc_setpriority(SB)
TEXT ·libc_setprivexec_trampoline(SB),NOSPLIT,$0-0
JMP libc_setprivexec(SB)
TEXT ·libc_setregid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setregid(SB)
TEXT ·libc_setreuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setreuid(SB)
TEXT ·libc_setrlimit_trampoline(SB),NOSPLIT,$0-0
JMP libc_setrlimit(SB)
TEXT ·libc_setsid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setsid(SB)
TEXT ·libc_settimeofday_trampoline(SB),NOSPLIT,$0-0
JMP libc_settimeofday(SB)
TEXT ·libc_setuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setuid(SB)
TEXT ·libc_stat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_stat64(SB)
TEXT ·libc_statfs64_trampoline(SB),NOSPLIT,$0-0
JMP libc_statfs64(SB)
TEXT ·libc_symlink_trampoline(SB),NOSPLIT,$0-0
JMP libc_symlink(SB)
TEXT ·libc_sync_trampoline(SB),NOSPLIT,$0-0
JMP libc_sync(SB)
TEXT ·libc_truncate_trampoline(SB),NOSPLIT,$0-0
JMP libc_truncate(SB)
TEXT ·libc_umask_trampoline(SB),NOSPLIT,$0-0
JMP libc_umask(SB)
TEXT ·libc_undelete_trampoline(SB),NOSPLIT,$0-0
JMP libc_undelete(SB)
TEXT ·libc_unlink_trampoline(SB),NOSPLIT,$0-0
JMP libc_unlink(SB)
TEXT ·libc_unmount_trampoline(SB),NOSPLIT,$0-0
JMP libc_unmount(SB)
TEXT ·libc_write_trampoline(SB),NOSPLIT,$0-0
JMP libc_write(SB)
TEXT ·libc_mmap_trampoline(SB),NOSPLIT,$0-0
JMP libc_mmap(SB)
TEXT ·libc_munmap_trampoline(SB),NOSPLIT,$0-0
JMP libc_munmap(SB)
TEXT ·libc_fork_trampoline(SB),NOSPLIT,$0-0
JMP libc_fork(SB)
TEXT ·libc_ioctl_trampoline(SB),NOSPLIT,$0-0
JMP libc_ioctl(SB)
TEXT ·libc_execve_trampoline(SB),NOSPLIT,$0-0
JMP libc_execve(SB)
TEXT ·libc_exit_trampoline(SB),NOSPLIT,$0-0
JMP libc_exit(SB)
TEXT ·libc_sysctl_trampoline(SB),NOSPLIT,$0-0
JMP libc_sysctl(SB)
TEXT ·libc_writev_trampoline(SB),NOSPLIT,$0-0
JMP libc_writev(SB)
TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
JMP libc_gettimeofday(SB)

773
src/syscall/zsyscall_darwin_arm64.go
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243
src/syscall/zsyscall_darwin_arm64.s Normal file
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// go run mkasm_darwin.go arm64
// Code generated by the command above; DO NOT EDIT.
#include "textflag.h"
TEXT ·libc_getattrlist_trampoline(SB),NOSPLIT,$0-0
JMP libc_getattrlist(SB)
TEXT ·libc_getfsstat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_getfsstat64(SB)
TEXT ·libc_setattrlist_trampoline(SB),NOSPLIT,$0-0
JMP libc_setattrlist(SB)
TEXT ·libc_sendfile_trampoline(SB),NOSPLIT,$0-0
JMP libc_sendfile(SB)
TEXT ·libc_getgroups_trampoline(SB),NOSPLIT,$0-0
JMP libc_getgroups(SB)
TEXT ·libc_setgroups_trampoline(SB),NOSPLIT,$0-0
JMP libc_setgroups(SB)
TEXT ·libc_wait4_trampoline(SB),NOSPLIT,$0-0
JMP libc_wait4(SB)
TEXT ·libc_accept_trampoline(SB),NOSPLIT,$0-0
JMP libc_accept(SB)
TEXT ·libc_bind_trampoline(SB),NOSPLIT,$0-0
JMP libc_bind(SB)
TEXT ·libc_connect_trampoline(SB),NOSPLIT,$0-0
JMP libc_connect(SB)
TEXT ·libc_socket_trampoline(SB),NOSPLIT,$0-0
JMP libc_socket(SB)
TEXT ·libc_getsockopt_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsockopt(SB)
TEXT ·libc_setsockopt_trampoline(SB),NOSPLIT,$0-0
JMP libc_setsockopt(SB)
TEXT ·libc_getpeername_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpeername(SB)
TEXT ·libc_getsockname_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsockname(SB)
TEXT ·libc_shutdown_trampoline(SB),NOSPLIT,$0-0
JMP libc_shutdown(SB)
TEXT ·libc_socketpair_trampoline(SB),NOSPLIT,$0-0
JMP libc_socketpair(SB)
TEXT ·libc_recvfrom_trampoline(SB),NOSPLIT,$0-0
JMP libc_recvfrom(SB)
TEXT ·libc_sendto_trampoline(SB),NOSPLIT,$0-0
JMP libc_sendto(SB)
TEXT ·libc_recvmsg_trampoline(SB),NOSPLIT,$0-0
JMP libc_recvmsg(SB)
TEXT ·libc_sendmsg_trampoline(SB),NOSPLIT,$0-0
JMP libc_sendmsg(SB)
TEXT ·libc_kevent_trampoline(SB),NOSPLIT,$0-0
JMP libc_kevent(SB)
TEXT ·libc_utimes_trampoline(SB),NOSPLIT,$0-0
JMP libc_utimes(SB)
TEXT ·libc_futimes_trampoline(SB),NOSPLIT,$0-0
JMP libc_futimes(SB)
TEXT ·libc_fcntl_trampoline(SB),NOSPLIT,$0-0
JMP libc_fcntl(SB)
TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
JMP libc_ptrace(SB)
TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0
JMP libc_pipe(SB)
TEXT ·libc_kill_trampoline(SB),NOSPLIT,$0-0
JMP libc_kill(SB)
TEXT ·libc_access_trampoline(SB),NOSPLIT,$0-0
JMP libc_access(SB)
TEXT ·libc_adjtime_trampoline(SB),NOSPLIT,$0-0
JMP libc_adjtime(SB)
TEXT ·libc_chdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_chdir(SB)
TEXT ·libc_chflags_trampoline(SB),NOSPLIT,$0-0
JMP libc_chflags(SB)
TEXT ·libc_chmod_trampoline(SB),NOSPLIT,$0-0
JMP libc_chmod(SB)
TEXT ·libc_chown_trampoline(SB),NOSPLIT,$0-0
JMP libc_chown(SB)
TEXT ·libc_chroot_trampoline(SB),NOSPLIT,$0-0
JMP libc_chroot(SB)
TEXT ·libc_close_trampoline(SB),NOSPLIT,$0-0
JMP libc_close(SB)
TEXT ·libc_dup_trampoline(SB),NOSPLIT,$0-0
JMP libc_dup(SB)
TEXT ·libc_dup2_trampoline(SB),NOSPLIT,$0-0
JMP libc_dup2(SB)
TEXT ·libc_exchangedata_trampoline(SB),NOSPLIT,$0-0
JMP libc_exchangedata(SB)
TEXT ·libc_fchdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchdir(SB)
TEXT ·libc_fchflags_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchflags(SB)
TEXT ·libc_fchmod_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchmod(SB)
TEXT ·libc_fchown_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchown(SB)
TEXT ·libc_flock_trampoline(SB),NOSPLIT,$0-0
JMP libc_flock(SB)
TEXT ·libc_fpathconf_trampoline(SB),NOSPLIT,$0-0
JMP libc_fpathconf(SB)
TEXT ·libc_fstat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_fstat64(SB)
TEXT ·libc_fstatfs64_trampoline(SB),NOSPLIT,$0-0
JMP libc_fstatfs64(SB)
TEXT ·libc_fsync_trampoline(SB),NOSPLIT,$0-0
JMP libc_fsync(SB)
TEXT ·libc_ftruncate_trampoline(SB),NOSPLIT,$0-0
JMP libc_ftruncate(SB)
TEXT ·libc___getdirentries64_trampoline(SB),NOSPLIT,$0-0
JMP libc___getdirentries64(SB)
TEXT ·libc_getdtablesize_trampoline(SB),NOSPLIT,$0-0
JMP libc_getdtablesize(SB)
TEXT ·libc_getegid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getegid(SB)
TEXT ·libc_geteuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_geteuid(SB)
TEXT ·libc_getgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getgid(SB)
TEXT ·libc_getpgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpgid(SB)
TEXT ·libc_getpgrp_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpgrp(SB)
TEXT ·libc_getpid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpid(SB)
TEXT ·libc_getppid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getppid(SB)
TEXT ·libc_getpriority_trampoline(SB),NOSPLIT,$0-0
JMP libc_getpriority(SB)
TEXT ·libc_getrlimit_trampoline(SB),NOSPLIT,$0-0
JMP libc_getrlimit(SB)
TEXT ·libc_getrusage_trampoline(SB),NOSPLIT,$0-0
JMP libc_getrusage(SB)
TEXT ·libc_getsid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsid(SB)
TEXT ·libc_getuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getuid(SB)
TEXT ·libc_issetugid_trampoline(SB),NOSPLIT,$0-0
JMP libc_issetugid(SB)
TEXT ·libc_kqueue_trampoline(SB),NOSPLIT,$0-0
JMP libc_kqueue(SB)
TEXT ·libc_lchown_trampoline(SB),NOSPLIT,$0-0
JMP libc_lchown(SB)
TEXT ·libc_link_trampoline(SB),NOSPLIT,$0-0
JMP libc_link(SB)
TEXT ·libc_listen_trampoline(SB),NOSPLIT,$0-0
JMP libc_listen(SB)
TEXT ·libc_lstat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_lstat64(SB)
TEXT ·libc_mkdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_mkdir(SB)
TEXT ·libc_mkfifo_trampoline(SB),NOSPLIT,$0-0
JMP libc_mkfifo(SB)
TEXT ·libc_mknod_trampoline(SB),NOSPLIT,$0-0
JMP libc_mknod(SB)
TEXT ·libc_mlock_trampoline(SB),NOSPLIT,$0-0
JMP libc_mlock(SB)
TEXT ·libc_mlockall_trampoline(SB),NOSPLIT,$0-0
JMP libc_mlockall(SB)
TEXT ·libc_mprotect_trampoline(SB),NOSPLIT,$0-0
JMP libc_mprotect(SB)
TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
JMP libc_munlock(SB)
TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
JMP libc_munlockall(SB)
TEXT ·libc_open_trampoline(SB),NOSPLIT,$0-0
JMP libc_open(SB)
TEXT ·libc_pathconf_trampoline(SB),NOSPLIT,$0-0
JMP libc_pathconf(SB)
TEXT ·libc_pread_trampoline(SB),NOSPLIT,$0-0
JMP libc_pread(SB)
TEXT ·libc_pwrite_trampoline(SB),NOSPLIT,$0-0
JMP libc_pwrite(SB)
TEXT ·libc_read_trampoline(SB),NOSPLIT,$0-0
JMP libc_read(SB)
TEXT ·libc_readlink_trampoline(SB),NOSPLIT,$0-0
JMP libc_readlink(SB)
TEXT ·libc_rename_trampoline(SB),NOSPLIT,$0-0
JMP libc_rename(SB)
TEXT ·libc_revoke_trampoline(SB),NOSPLIT,$0-0
JMP libc_revoke(SB)
TEXT ·libc_rmdir_trampoline(SB),NOSPLIT,$0-0
JMP libc_rmdir(SB)
TEXT ·libc_lseek_trampoline(SB),NOSPLIT,$0-0
JMP libc_lseek(SB)
TEXT ·libc_select_trampoline(SB),NOSPLIT,$0-0
JMP libc_select(SB)
TEXT ·libc_setegid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setegid(SB)
TEXT ·libc_seteuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_seteuid(SB)
TEXT ·libc_setgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setgid(SB)
TEXT ·libc_setlogin_trampoline(SB),NOSPLIT,$0-0
JMP libc_setlogin(SB)
TEXT ·libc_setpgid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setpgid(SB)
TEXT ·libc_setpriority_trampoline(SB),NOSPLIT,$0-0
JMP libc_setpriority(SB)
TEXT ·libc_setprivexec_trampoline(SB),NOSPLIT,$0-0
JMP libc_setprivexec(SB)
TEXT ·libc_setregid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setregid(SB)
TEXT ·libc_setreuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setreuid(SB)
TEXT ·libc_setrlimit_trampoline(SB),NOSPLIT,$0-0
JMP libc_setrlimit(SB)
TEXT ·libc_setsid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setsid(SB)
TEXT ·libc_settimeofday_trampoline(SB),NOSPLIT,$0-0
JMP libc_settimeofday(SB)
TEXT ·libc_setuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_setuid(SB)
TEXT ·libc_stat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_stat64(SB)
TEXT ·libc_statfs64_trampoline(SB),NOSPLIT,$0-0
JMP libc_statfs64(SB)
TEXT ·libc_symlink_trampoline(SB),NOSPLIT,$0-0
JMP libc_symlink(SB)
TEXT ·libc_sync_trampoline(SB),NOSPLIT,$0-0
JMP libc_sync(SB)
TEXT ·libc_truncate_trampoline(SB),NOSPLIT,$0-0
JMP libc_truncate(SB)
TEXT ·libc_umask_trampoline(SB),NOSPLIT,$0-0
JMP libc_umask(SB)
TEXT ·libc_undelete_trampoline(SB),NOSPLIT,$0-0
JMP libc_undelete(SB)
TEXT ·libc_unlink_trampoline(SB),NOSPLIT,$0-0
JMP libc_unlink(SB)
TEXT ·libc_unmount_trampoline(SB),NOSPLIT,$0-0
JMP libc_unmount(SB)
TEXT ·libc_write_trampoline(SB),NOSPLIT,$0-0
JMP libc_write(SB)
TEXT ·libc_mmap_trampoline(SB),NOSPLIT,$0-0
JMP libc_mmap(SB)
TEXT ·libc_munmap_trampoline(SB),NOSPLIT,$0-0
JMP libc_munmap(SB)
TEXT ·libc_fork_trampoline(SB),NOSPLIT,$0-0
JMP libc_fork(SB)
TEXT ·libc_ioctl_trampoline(SB),NOSPLIT,$0-0
JMP libc_ioctl(SB)
TEXT ·libc_execve_trampoline(SB),NOSPLIT,$0-0
JMP libc_execve(SB)
TEXT ·libc_exit_trampoline(SB),NOSPLIT,$0-0
JMP libc_exit(SB)
TEXT ·libc_sysctl_trampoline(SB),NOSPLIT,$0-0
JMP libc_sysctl(SB)
TEXT ·libc_writev_trampoline(SB),NOSPLIT,$0-0
JMP libc_writev(SB)
TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
JMP libc_gettimeofday(SB)