tokens []Token  // Body of macro.
}

// Tokenize turns a string into a list of Tokens; used to parse the -D flag and in tests.
func Tokenize(str string) []Token {
	t := NewTokenizer("command line", strings.NewReader(str), nil)
	var tokens []Token
	for {
		tok := t.Next()
		if tok == scanner.EOF {
			break
		}
		tokens = append(tokens, Make(tok, t.Text()))
	}
	return tokens

			break
		}
		if p.arch.Family == sys.S390X {
			// 3-operand jumps.
			target = &a[2]
			prog.From = a[0]
			if a[1].Reg != 0 {
				// Compare two registers and jump.
				prog.Reg = p.getRegister(prog, op, &a[1])
			} else {
				// Compare register with immediate and jump.
				prog.AddRestSource(a[1])
			}
			break
		}
		if p.arch.Family == sys.ARM64 {
			// Special 3-operand jumps.

	FMADDS	F1, F2, F3, F4				// 43822018
	FMSUBS	F1, F2, F3, F4				// 47822018
	FNMSUBS	F1, F2, F3, F4				// 4b822018
	FNMADDS	F1, F2, F3, F4				// 4f822018

	// 11.8: Single-Precision Floating-Point Compare Instructions
	FEQS	F0, F1, X7				// d3a300a0
	FLTS	F0, F1, X7				// d39300a0
	FLES	F0, F1, X7				// d38300a0

	// 11.9: Single-Precision Floating-Point Classify Instruction
	FCLASSS	F0, X5					// d31200e0