//go:noescape
func brk_(addr unsafe.Pointer) int32

func sleep(ms int32) int32

func rfork(flags int32) int32

//go:noescape
func plan9_semacquire(addr *uint32, block int32) int32

//go:noescape
func plan9_tsemacquire(addr *uint32, ms int32) int32

//go:noescape
func plan9_semrelease(addr *uint32, count int32) int32

//go:noescape
func notify(fn unsafe.Pointer) int32

func noted(mode int32) int32

//go:noescape

	runtimeContentionStacks  atomic.Int32
	scavtrace                int32
	scheddetail              int32
	schedtrace               int32
	tracebackancestors       int32
	asyncpreemptoff          int32
	harddecommit             int32
	adaptivestackstart       int32
	tracefpunwindoff         int32
	traceadvanceperiod       int32
	traceCheckStackOwnership int32
	profstackdepth           int32

//go:noescape
func fd_pread(fd int32, iovs unsafe.Pointer, iovsLen size, offset filesize, nread unsafe.Pointer) Errno

//go:wasmimport wasi_snapshot_preview1 fd_pwrite
//go:noescape
func fd_pwrite(fd int32, iovs unsafe.Pointer, iovsLen size, offset filesize, nwritten unsafe.Pointer) Errno

//go:wasmimport wasi_snapshot_preview1 fd_read
//go:noescape

}
func mlock_trampoline()

//go:nosplit
//go:cgo_unsafe_args
func read(fd int32, p unsafe.Pointer, n int32) int32 {
	ret := libcCall(unsafe.Pointer(abi.FuncPCABI0(read_trampoline)), unsafe.Pointer(&fd))
	KeepAlive(p)
	return ret
}
func read_trampoline()

func pipe() (r, w int32, errno int32) {
	var p [2]int32
	errno = libcCall(unsafe.Pointer(abi.FuncPCABI0(pipe_trampoline)), noescape(unsafe.Pointer(&p)))

// SwapInt32 atomically stores new into *addr and returns the previous *addr value.
// Consider using the more ergonomic and less error-prone [Int32.Swap] instead.
func SwapInt32(addr *int32, new int32) (old int32)

// SwapInt64 atomically stores new into *addr and returns the previous *addr value.
// Consider using the more ergonomic and less error-prone [Int64.Swap] instead

	// riscv64:"SRLW",-"AND\t",-"SLTIU",-"SRL\t"
	return v >> (s & 31)
}

func rshMask32x64(v int32, s uint64) int32 {
	// arm64:"ASR",-"AND"
	// ppc64x:"ISEL",-"ORN"
	// riscv64:"SRAW","OR","SLTIU"
	// s390x:-"RISBGZ",-"AND",-"LOCGR"
	return v >> (s & 63)
}

func rsh5Mask32x64(v int32, s uint64) int32 {
	// riscv64:"SRAW",-"OR",-"SLTIU"
	return v >> (s & 31)
}

// Uint64 returns a pseudo-random 64-bit value as a uint64.
func (r *Rand) Uint64() uint64 { return r.src.Uint64() }

// Int32 returns a non-negative pseudo-random 31-bit integer as an int32.
func (r *Rand) Int32() int32 { return int32(r.src.Uint64() >> 33) }

// Int returns a non-negative pseudo-random int.
func (r *Rand) Int() int { return int(uint(r.src.Uint64()) << 1 >> 1) }

func abigen_sync_atomic_StoreUint64(addr *uint64, val uint64)

//go:linkname abigen_sync_atomic_SwapInt32 sync/atomic.SwapInt32
func abigen_sync_atomic_SwapInt32(addr *int32, new int32) (old int32)

//go:linkname abigen_sync_atomic_SwapInt64 sync/atomic.SwapInt64
func abigen_sync_atomic_SwapInt64(addr *int64, new int64) (old int64)

//go:linkname abigen_sync_atomic_SwapUint32 sync/atomic.SwapUint32

					SucceededIndexes: ptr.To("3-6"),
					SucceededCount:   ptr.To[int32](2),
				}},
			},
		},
		"rules.succeededIndexes is specified; succeededIndexes are nothing": {
			completions:      10,
			succeededIndexes: orderedIntervals{},
			successPolicy: &batch.SuccessPolicy{
				Rules: []batch.SuccessPolicyRule{{
					SucceededCount: ptr.To[int32](4),
				}},
			},
		},

}

// Int31 returns a non-negative pseudo-random 31-bit integer as an int32.
func (r *Rand) Int31() int32 { return int32(r.Int63() >> 32) }

// Int returns a non-negative pseudo-random int.
func (r *Rand) Int() int {
	u := uint(r.Int63())
	return int(u << 1 >> 1) // clear sign bit if int == int32
}

// Int63n returns, as an int64, a non-negative pseudo-random number in the half-open interval [0,n).