// not strictly required but might allow the linker to optimize

	case 96: // clear macro
		length := c.vregoff(&p.From)
		offset := c.vregoff(&p.To)
		reg := p.To.Reg
		if reg == 0 {
			reg = REGSP
		}
		if length <= 0 {
			c.ctxt.Diag("cannot CLEAR %d bytes, must be greater than 0", length)
		}
		for length > 0 {
			if offset < 0 || offset >= DISP12 {

(Less8  (Const8  <t> [math.MaxInt8 -1]) x) => (Eq8  x (Const8  <t> [math.MaxInt8 ]))

// Ands clear bits. Ors set bits.
// If a subsequent Or will set all the bits
// that an And cleared, we can skip the And.
// This happens in bitmasking code like:
//   x &^= 3 << shift // clear two old bits
//   x  |= v << shift // set two new bits
// when shift is a small constant and v ends up a constant 3.

		parent := p.Dir[:i+len(p.Dir)-len(p.ImportPath)]

		if str.HasFilePathPrefix(filepath.Clean(srcDir), filepath.Clean(parent)) {
			return nil
		}

		// Look for symlinks before reporting error.
		srcDir = expandPath(srcDir)
		parent = expandPath(parent)
		if str.HasFilePathPrefix(filepath.Clean(srcDir), filepath.Clean(parent)) {
			return nil
		}
	} else {

//
// See also: go install, go get, go clean.
//
// # Remove object files and cached files
//
// Usage:
//
//	go clean [clean flags] [build flags] [packages]
//
// Clean removes object files from package source directories.
// The go command builds most objects in a temporary directory,
// so go clean is mainly concerned with object files left by other

		o2 = AOP_RRR(OP_MULLW, REGTMP, REGTMP, uint32(p.From.Reg))
		o3 = AOP_RRR(OP_SUBF|t, uint32(p.To.Reg), REGTMP, uint32(r))
		if p.As == AREMU {
			o4 = o3

			/* Clear top 32 bits */
			o3 = OP_RLW(OP_RLDIC, REGTMP, REGTMP, 0, 0, 0) | 1<<5
		}

	case 51: /* remd[u] r1[,r2],r3 */
		r := int(p.Reg)

		if r == 0 {
			r = int(p.To.Reg)
		}

	ldr.SetSymSect(ldr.LookupOrCreateSym("runtime.end", 0), Segdata.Sections[len(Segdata.Sections)-1])

	if len(state.data[sym.STLSBSS]) > 0 {
		var sect *sym.Section
		// FIXME: not clear why it is sometimes necessary to suppress .tbss section creation.
		if (ctxt.IsELF || ctxt.HeadType == objabi.Haix) && (ctxt.LinkMode == LinkExternal || !*FlagD) {
			sect = addsection(ldr, ctxt.Arch, &Segdata, ".tbss", 06)

%    remainder              integers

&    bitwise AND            integers
|    bitwise OR             integers
^    bitwise XOR            integers
&^   bit clear (AND NOT)    integers

<<   left shift             integer << integer >= 0
>>   right shift            integer >> integer >= 0
</pre>