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C Programming
Intel 8085

What are register variables What are the advantage of using register variables?


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2009-02-17 06:33:14
2009-02-17 06:33:14

Asks the compiler to devote a processor register to this variable in order to speed the program's execution. The compiler may not comply and the variable looses it contents and identity when the function it which it is defined terminates.

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CPU register is faster than memory loacations

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A register variables is that which got space in CPU internal register sets this requst can be granted or rejected by CPU ,by register veriable the processing speed become much faster for that variable.

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The block they are declared in.

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An advantage of using a correlational study is that it allows you to investigate variables that cannot be directly manipulated.


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