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  • Why does FPU performance differ in AArch64 and AArch32 with Cortex-A53?

    Hello experts,


    I have come to having a question.
    VFP Benchmark is a benchmark application which was made by a certain Japanese in order to measure ARM VFP performance especially for ARMv7-A and ARMv8-A.
    The software can be downloaded from the following link…

  • 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…