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ARM7 Programming question!

Velagala J R N D V Reddy

Hi

I had a doubt about programming the arm7. In which scenario I should use explicitly Assembly language instructions while programming.

Thanks

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  • +1 Arm Employee Badge in reply to Velagala J R N D V Reddy

    A few more:

    When creating context switching code for an OS.

    To ensure certain exact timing in some I/O or control operation (e.g. in certain hardware control code that you don't want any change of timing when switching between different compilers, even just a compiler version update). (Note: you can do this also by compiling the code into a library and then reuse it with different versions of compilers).

    When you are an hacker and trying to .....(inject your favourite machine codes here )

    When you are a student and your teacher (or exam questions) asked you to do so

Reply
  • +1 Arm Employee Badge in reply to Velagala J R N D V Reddy

    A few more:

    When creating context switching code for an OS.

    To ensure certain exact timing in some I/O or control operation (e.g. in certain hardware control code that you don't want any change of timing when switching between different compilers, even just a compiler version update). (Note: you can do this also by compiling the code into a library and then reuse it with different versions of compilers).

    When you are an hacker and trying to .....(inject your favourite machine codes here )

    When you are a student and your teacher (or exam questions) asked you to do so

Children