============================================
Numeric Literals
============================================
	move 1,d0
	move $1,d0
	move %1,d0
	move @1,d0
---
(source_file
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list (decimal_literal) (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list (hexadecimal_literal) (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list (binary_literal) (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list (octal_literal) (data_register)))
)

============================================
Symbols
============================================
	move foo,d0
	move .foo,d0
	move .68k,d0
---
(source_file
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list (symbol) (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list (symbol) (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list (symbol) (data_register)))
)

============================================
String Literals
============================================
	move "foo bar",d0
	move "foo ""bar"" baz",d0
	move "foo \"bar\" baz",d0
	move 'foo bar',d0
	move 'foo ''bar'' baz',d0
	move 'foo \t \n \xf9 \X9f \17 \'bar\' baz',d0
	move 'foo \@ baz',d0
---
(source_file
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list (string_literal) (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list (string_literal) (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list (string_literal) (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list (string_literal) (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list (string_literal) (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list (string_literal) (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list (string_literal (macro_arg)) (data_register)))
)

============================================
Unary Expressions
============================================
	move -1,d0
---
(source_file
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list
      (unary_expression
        operator: (operator)
        operand: (decimal_literal))
      (data_register))))

============================================
Binary Expressions
============================================
	move 1+1,d0
	move 1+2*2,d0
	move (1+2)*2,d0
	move [1+2]*2,d0
---
(source_file
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list
      (binary_expression
        left: (decimal_literal)
        operator: (operator)
        right: (decimal_literal))
      (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list
      (binary_expression
        left: (decimal_literal)
        operator: (operator)
        right: (binary_expression
          left: (decimal_literal)
          operator: (operator)
          right: (decimal_literal)))
      (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list
      (binary_expression
        left: (parenthesized_expression
          (binary_expression
            left: (decimal_literal)
            operator: (operator)
            right: (decimal_literal)))
        operator: (operator)
        right: (decimal_literal))
      (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list
      (binary_expression
        left: (parenthesized_expression
          (binary_expression
            left: (decimal_literal)
            operator: (operator)
            right: (decimal_literal)))
        operator: (operator)
        right: (decimal_literal))
      (data_register)))
)

============================================
Built-in symbols
============================================
	move reptn,d0
	move carg,d0
	move narg,d0
---
(source_file
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list
      (reptn)
      (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list
      (carg)
      (data_register)))
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list
      (narg)
      (data_register)))
)

============================================
PC
============================================
	move *+2,d0
label = *+2
---
(source_file
  (instruction
    mnemonic: (instruction_mnemonic)
    operands: (operand_list
      (binary_expression
        left: (pc)
        operator: (operator)
        right: (decimal_literal))
          (data_register)))
      (symbol_definition
        name: (symbol)
        value: (binary_expression
          left: (pc)
          operator: (operator)
          right: (decimal_literal)))
)