sys_openbsd1.go

Documentation: runtime

     1  // Copyright 2020 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  //go:build openbsd && !mips64
     6  
     7  package runtime
     8  
     9  import (
    10  	"internal/abi"
    11  	"unsafe"
    12  )
    13  
    14  //go:nosplit
    15  //go:cgo_unsafe_args
    16  func thrsleep(ident uintptr, clock_id int32, tsp *timespec, lock uintptr, abort *uint32) int32 {
    17  	ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(thrsleep_trampoline)), unsafe.Pointer(&ident))
    18  	KeepAlive(tsp)
    19  	KeepAlive(abort)
    20  	return ret
    21  }
    22  func thrsleep_trampoline()
    23  
    24  //go:nosplit
    25  //go:cgo_unsafe_args
    26  func thrwakeup(ident uintptr, n int32) int32 {
    27  	return libcCall(unsafe.Pointer(abi.FuncPCABI0(thrwakeup_trampoline)), unsafe.Pointer(&ident))
    28  }
    29  func thrwakeup_trampoline()
    30  
    31  //go:nosplit
    32  func osyield() {
    33  	libcCall(unsafe.Pointer(abi.FuncPCABI0(sched_yield_trampoline)), unsafe.Pointer(nil))
    34  }
    35  func sched_yield_trampoline()
    36  
    37  //go:nosplit
    38  func osyield_no_g() {
    39  	asmcgocall_no_g(unsafe.Pointer(abi.FuncPCABI0(sched_yield_trampoline)), unsafe.Pointer(nil))
    40  }
    41  
    42  //go:cgo_import_dynamic libc_thrsleep __thrsleep "libc.so"
    43  //go:cgo_import_dynamic libc_thrwakeup __thrwakeup "libc.so"
    44  //go:cgo_import_dynamic libc_sched_yield sched_yield "libc.so"
    45  
    46  //go:cgo_import_dynamic _ _ "libc.so"
    47
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