Assembly File: a.asm
  M68kStatementImpl(STATEMENT)
    M68kAssignmentImpl(ASSIGNMENT)
      M68kSymbolDefinitionImpl(SYMBOL_DEFINITION)
        PsiElement(M68kTokenType.SYMBOLDEF)('FOO')
      PsiElement(M68kTokenType.OP_ASSIGN)('=')
      PsiWhiteSpace(' ')
      M68kBinarySubExprImpl(BINARY_SUB_EXPR)
        M68kRefExprImpl(REF_EXPR)
          M68kSymbolReferenceImpl(SYMBOL_REFERENCE)
            PsiElement(M68kTokenType.SYMBOL)('.local')
        PsiElement(M68kTokenType.OP_MINUS)('-')
        M68kRefExprImpl(REF_EXPR)
          M68kSymbolReferenceImpl(SYMBOL_REFERENCE)
            PsiElement(M68kTokenType.SYMBOL)('.bar')
  PsiElement(M68kTokenType.EOL)('\n')