// Convert a < xlength, xoffset > pair into a match token.
func matchToken(xlength uint32, xoffset uint32) token {
	return token(matchType + xlength<<lengthShift + xoffset)
}

// Returns the literal of a literal token.
func (t token) literal() uint32 { return uint32(t - literalType) }

// Returns the extra offset of a match token.
func (t token) offset() uint32 { return uint32(t) & offsetMask }

	if isvaluelit(n) {
		s.initplan(n)
		q := s.Plans[n]
		for _, qe := range q.E {
			// qe is a copy; we are not modifying entries in q.E
			qe.Xoffset += xoffset
			p.E = append(p.E, qe)
		}
		return
	}

	// add to plan
	p.E = append(p.E, Entry{Xoffset: xoffset, Expr: n})
}

func (s *Schedule) staticAssignInlinedCall(l *ir.Name, loff int64, call *ir.InlinedCallExpr, typ *types.Type) bool {

					if len(paletted.Palette) <= int(cdat[x]) {
						paletted.Palette = paletted.Palette[:int(cdat[x])+1]
					}
				}
			}
			copy(paletted.Pix[pixOffset:], cdat)
			pixOffset += paletted.Stride
		case cbTCA8:
			copy(nrgba.Pix[pixOffset:], cdat)
			pixOffset += nrgba.Stride
		case cbG16:
			if d.useTransparent {
				ty := uint16(d.transparent[0])<<8 | uint16(d.transparent[1])
				for x := 0; x < width; x++ {

	_ = a+ +b
	_ = a- -b
	_ = x[a*-b]
	_ = x[a+ +b]
	_ = x^y^z
	_ = b[a>>24] ^ b[(a>>16)&0xFF] ^ b[(a>>8)&0xFF] ^ b[a&0xFF]
	_ = len(longVariableName)*2

	_ = token(matchType + xlength<<lengthShift + xoffset)
}


func f(x int, args ...int) {
	f(0, args...)
	f(1, args)
	f(2, args[0])

	// make sure syntactically legal code remains syntactically legal

		// in which case the offset is relative to argp.
		// Locals have a negative Xoffset, in which case the offset is relative to varp.
		// We already limit the frame size, so the offset and the object size
		// should not be too big.
		frameOffset := v.FrameOffset()
		if frameOffset != int64(int32(frameOffset)) {
			base.Fatalf("frame offset too big: %v %d", v, frameOffset)
		}

	_ = a + +b
	_ = a - -b
	_ = x[a*-b]
	_ = x[a + +b]
	_ = x ^ y ^ z
	_ = b[a>>24] ^ b[(a>>16)&0xFF] ^ b[(a>>8)&0xFF] ^ b[a&0xFF]
	_ = len(longVariableName) * 2

	_ = token(matchType + xlength<<lengthShift + xoffset)
}

func f(x int, args ...int) {
	f(0, args...)
	f(1, args)
	f(2, args[0])

	// make sure syntactically legal code remains syntactically legal
	f(3, 42 ...)	// a blank must remain between 42 and ...

	_ = a + +b
	_ = a - -b
	_ = x[a*-b]
	_ = x[a + +b]
	_ = x ^ y ^ z
	_ = b[a>>24] ^ b[(a>>16)&0xFF] ^ b[(a>>8)&0xFF] ^ b[a&0xFF]
	_ = len(longVariableName) * 2

	_ = token(matchType + xlength<<lengthShift + xoffset)
}

func f(x int, args ...int) {
	f(0, args...)
	f(1, args)
	f(2, args[0])

	// make sure syntactically legal code remains syntactically legal
	f(3, 42 ...)	// a blank must remain between 42 and ...

	Lstlen   uint32 // Length of string table
	Limpoff  uint64 // Offset to start of import file IDs
	Lstoff   uint64 // Offset to start of string table
	Lsymoff  uint64 // Offset to start of symbol table
	Lrldoff  uint64 // Offset to start of relocation entries
}

// Loader Symbol
type XcoffLdSym64 struct {
	Lvalue  uint64 // Address field
	Loffset uint32 // Byte offset into string table of symbol name

			r = l.Value
			r = Expr(r)
			l.Value = AssignConv(r, t.Elem(), "map value")
		}

		n.SetOp(ir.OMAPLIT)

	case types.TSTRUCT:
		// Need valid field offsets for Xoffset below.
		types.CalcSize(t)

		errored := false
		if len(n.List) != 0 && nokeys(n.List) {
			// simple list of variables
			ls := n.List
			for i, n1 := range ls {
				ir.SetPos(n1)

		return color.YCbCr{}
	}
	yi := p.YOffset(x, y)
	ci := p.COffset(x, y)
	return color.YCbCr{
		p.Y[yi],
		p.Cb[ci],
		p.Cr[ci],
	}
}

// YOffset returns the index of the first element of Y that corresponds to
// the pixel at (x, y).
func (p *YCbCr) YOffset(x, y int) int {
	return (y-p.Rect.Min.Y)*p.YStride + (x - p.Rect.Min.X)
}