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  • Cortex A code / function alignment

    Hi !

    I am writing assembly code for some ARMv7a and ARMv8a CPU. I know that code has to be 4 bytes aligned, but I saw in several places (uboot/linux) the ".align 4" GCC directive, which will align to 2**4 = 16 bytes.

    When writing code that will…

  • Cortex-A7 instruction lists

    Just in case someone needs them, I made ARM and Thumb mode lists of Cortex-A7 instructions (because I didn't find them in the net).

    They are generated from ARMv7-A/R ARM with a simple AWK-script and then edited, so they may contain errors.

    The lists…