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go/src/runtime/unaligned2.go
Vladimir Stefanovic 272032d0b2 runtime: add support files for linux/mips{,le} port
Only exe buildmode without cgo supported.

Change-Id: Id104a79a99d3285c04db00fd98b8affa94ea3c37
Reviewed-on: https://go-review.googlesource.com/31487
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
2016-11-15 21:49:01 +00:00

21 lines
681 B
Go

// Copyright 2014 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 arm mips mipsle mips64 mips64le
package runtime
import "unsafe"
// Note: These routines perform the read with an unspecified endianness.
func readUnaligned32(p unsafe.Pointer) uint32 {
q := (*[4]byte)(p)
return uint32(q[0]) + uint32(q[1])<<8 + uint32(q[2])<<16 + uint32(q[3])<<24
}
func readUnaligned64(p unsafe.Pointer) uint64 {
q := (*[8]byte)(p)
return uint64(q[0]) + uint64(q[1])<<8 + uint64(q[2])<<16 + uint64(q[3])<<24 + uint64(q[4])<<32 + uint64(q[5])<<40 + uint64(q[6])<<48 + uint64(q[7])<<56
}