Source file src/runtime/lfstack_32bit.go

     1	// Copyright 2014 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	// +build 386 arm nacl mips mipsle
     6	
     7	package runtime
     8	
     9	import "unsafe"
    10	
    11	// On 32-bit systems, the stored uint64 has a 32-bit pointer and 32-bit count.
    12	
    13	func lfstackPack(node *lfnode, cnt uintptr) uint64 {
    14		return uint64(uintptr(unsafe.Pointer(node)))<<32 | uint64(cnt)
    15	}
    16	
    17	func lfstackUnpack(val uint64) *lfnode {
    18		return (*lfnode)(unsafe.Pointer(uintptr(val >> 32)))
    19	}
    20	

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