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Differences between Armv7 to Armv8?

techguyz

Kindly refer to the documents which portrays exactly the difference between the Arm architecture Armv7 to Armv8.

At least the overview of the changes in terms of advantages and disadvantages

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    A general point, Armv8-A has two execution states AArch32 and AArch64.  Where AArch32 provides backwards compatibility with Armv7-A.

    For something like porting it makes a lot of difference whether you mean Armv8-A AArch64 or Armv8-A AArch32. 

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    A general point, Armv8-A has two execution states AArch32 and AArch64.  Where AArch32 provides backwards compatibility with Armv7-A.

    For something like porting it makes a lot of difference whether you mean Armv8-A AArch64 or Armv8-A AArch32. 

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