register[obj.Rconv(arm64.REGSP)] = int16(arm64.REGSP)
	for i := arm64.REG_R0; i <= arm64.REG_R31; i++ {
		register[obj.Rconv(i)] = int16(i)
	}
	// Rename R18 to R18_PLATFORM to avoid accidental use.
	register["R18_PLATFORM"] = register["R18"]
	delete(register, "R18")
	for i := arm64.REG_F0; i <= arm64.REG_F31; i++ {
		register[obj.Rconv(i)] = int16(i)
	}
	for i := arm64.REG_V0; i <= arm64.REG_V31; i++ {

</li>

<li>
<code>(R5, R6)</code>: Destination register pair.
</li>

</ul>

<h3 id="arm64">ARM64</h3>

<p>
<code>R18</code> is the "platform register", reserved on the Apple platform.
To prevent accidental misuse, the register is named <code>R18_PLATFORM</code>.
<code>R27</code> and <code>R28</code> are reserved by the compiler and linker.
<code>R29</code> is the frame pointer.
<code>R30</code> is the link register.

# To select a specific SDK, run 'xcodebuild -showsdks'
# to see the available SDKs and replace iphoneos with one of them.
if [ "$GOARCH" == "arm64" ]; then
	SDK=iphoneos
	PLATFORM=ios
	CLANGARCH="arm64"
else
	SDK=iphonesimulator
	PLATFORM=ios-simulator
	CLANGARCH="x86_64"
fi

SDK_PATH=`xcrun --sdk $SDK --show-sdk-path`
export IPHONEOS_DEPLOYMENT_TARGET=5.1
# cmd/cgo doesn't support llvm-gcc-4.2, so we have to use clang.

	{"R0", "R0"},
	{"R10", "R10"},
	{"R11", "R11"},
	{"R18_PLATFORM", "R18"},
	{"$4503601774854144.0", "$(4503601774854144.0)"},
	{"$runtime·badsystemstack(SB)", "$runtime.badsystemstack(SB)"},
	{"ZR", "ZR"},
	{"(ZR)", "(ZR)"},
	{"(R29, RSP)", "(R29, RSP)"},
	{"[):[o-FP", ""}, // Issue 12469 - asm hung parsing the o-FP range on non ARM platforms.
}

var mips64OperandTests = []operandTest{

debugger.SetAsync(True)
debugger.SkipLLDBInitFiles(True)

err = lldb.SBError()
target = debugger.CreateTarget(exe, None, platform, True, err)
if not target.IsValid() or not err.Success():
	sys.stderr.write("lldb: failed to setup up target: %s\n" % (err))
	sys.exit(1)

listener = debugger.GetListener()

if platform == 'remote-ios':
	target.modules[0].SetPlatformFileSpec(lldb.SBFileSpec(device_exe_or_pid))

	}
	h.Uid = int(sys.Uid)
	h.Gid = int(sys.Gid)
	if doNameLookups {
		// Best effort at populating Uname and Gname.
		// The os/user functions may fail for any number of reasons
		// (not implemented on that platform, cgo not enabled, etc).
		if u, ok := userMap.Load(h.Uid); ok {
			h.Uname = u.(string)
		} else if u, err := user.LookupId(strconv.Itoa(h.Uid)); err == nil {
			h.Uname = u.Username
			userMap.Store(h.Uid, h.Uname)
		}

	if platformBin == "." {
		return errors.New("failed to locate cmd/go for target platform")
	}
	if err := adb("push", platformBin, path.Join(deviceGoroot, "bin")); err != nil {
		return err
	}

	// Copy only the relevant subdirectories from pkg: pkg/include and the
	// platform-native binaries in pkg/tool.
	if err := adb("exec-out", "mkdir", "-p", path.Join(deviceGoroot, "pkg", "tool")); err != nil {

	// property that it is sometimes (always?) a small integer instead of a real pointer.
	// Note: although only the android JVMs are bad in this respect, we declare the JNI types
	// bad regardless of platform, so the same Go code compiles on both android and non-android.
	if parent, ok := jniTypes[dt.Name]; ok {
		// Try to make sure we're talking about a JNI type, not just some random user's

pkg net/http, func NotFoundHandler() Handler
pkg net/http, func ParseHTTPVersion(string) (int, int, bool)
pkg net/http, func Post(string, string, io.Reader) (*Response, error)
pkg net/http, func PostForm(string, url.Values) (*Response, error)
pkg net/http, func ProxyFromEnvironment(*Request) (*url.URL, error)
pkg net/http, func ProxyURL(*url.URL) func(*Request) (*url.URL, error)

to disable optimizations that are invalid for Go.
</p>

<p>
Note that the prohibition on introducing data races
does not apply if the compiler can prove that the races
do not affect correct execution on the target platform.
For example, on essentially all CPUs, it is valid to rewrite
</p>

<pre>
n := 0
for i := 0; i < m; i++ {
	n += *shared
}
</pre>

into:

<pre>
n := 0
local := *shared