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Makrodefinīcijas

Makrodefinīcijas. B ir apakšprogramma. B ir makrodefinīcija. A. A. B. B. C. C. B. D. D. Lai A, B, C, D ir koda bloki. Ir darbību secība: A, B , C, B , D. Makrodefinīcijas citā failā :. include macro_21.mac. Elementāra makrodefinīcija:. Null Macro Nop EndM.

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Makrodefinīcijas

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  1. Makrodefinīcijas B ir apakšprogramma B ir makrodefinīcija A A B B C C B D D Lai A, B, C, D ir koda bloki. Ir darbību secība: A, B, C, B, D.

  2. Makrodefinīcijas citā failā: include macro_21.mac Elementāra makrodefinīcija: Null Macro Nop EndM Programmas fragments: Null Null Izpildāmā faila fragments:

  3. Makrodefinīcijuizmantošana programmā: Jmp Short Start Message Db "Hello, User !$" Start: Cls GoToXY 0, 2 PutString Message GoToXY 0, 3 MultiChar '*', 7 MultiChar '*', 7 GoToXY 0, 4 PutString Message

  4. Makrodefinīcijas ar parametru deklarēšana: PutString Macro String ... EndM Makrodefinīcijas ar parametru piemērs: PutString Macro String Push Ax Push Dx Lea Dx, String;izvadāmā teksta rinda Mov Ah, 9 Int 21h Pop Dx Pop Ax EndM

  5. Makrodefinīcija ar iezīmēm: MultiChar Macro Char, Counter Local NextChar Push Ax Cx Dx Mov Ah, 2 Mov Dl, Char;izvadāmais simbols Mov Cx, Counter;simbolu daudzums NextChar: Int 21h Loop NextChar Pop Dx Cx Ax EndM

  6. Makrodefinīciju ar Local iezīmēm var izmantot vairākas reizes: MultiChar '*', 7 MultiChar '*', 7 Iezīmju saraksts: Local LabelA, LabelB Nepareizi (ir tukša rinda starp Macro un Local): MultiChar Macro Char, Counter Local NextChar Lai makrodefinīcijā ar iezīmēm nav direktīvas Local:

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