.option

Sets an assembler control option. The following table lists and describes the option keywords.

  .option keyword setting

Parameters

keyword

Control option.

setting

Setting value appropriate for the option: OFF, ON, RESET, or a particular number value. RESET returns the option to its previous setting.

Table 1. Option Keywords
Keyword	Description
`alignment off \| on \| reset`	Controls data alignment on a natural boundary. Does not correspond to any option of the Assembler settings panel.
`case off \| on \| reset`	Specifies case sensitivity for identifiers. Corresponds to the Case-sensitive identifiers checkbox of the Assembler settings panel.
`colon off \| on \| reset`	Specifies whether labels must end with a colon (:). The OFF setting means that you can omit the ending colon from label names that start in the first column. Corresponds to the Labels must end with ':' checkbox of the Assembler settings panel.
`no_section_resume on \| off \| reset`	Specifies whether section directives such as `.text` resume the last such section or creates a new section.
`period off \| on \| reset`	Controls period usage for directives. The ON setting means that each directive must start with a period. Corresponds to the Directives begin with '.' checkbox of the Assembler settings panel.
`processor procname \| reset`	Specifies the target processors for the assembly code; tells the assembler to confirm that all instructions are valid for those processors. Separate names of multiple processors with vertical bars (\|).
`space off \| on \| reset`	Controls spaces in operand fields. The OFF setting means that a space in an operand field starts a comment. Corresponds to the Allow space in operand field checkbox of the Assembler settings panel.