RFR 8191278: MappedByteBuffer bulk access memory failures are not handled gracefully

[Tobias Hartmann]

Hi Jamsheed,

On 29.03.19 15:19, Jamsheed wrote:
> http://cr.openjdk.java.net/~jcm/8191278/webrev.02/
> 
> 1) checks were made in StubRoutines unaligned arraycopy code range.

Thanks for making these changes, looks good to me.

> 2) tried to implement fastexit for x64(mac,linux,windows,solaris). others continue with old
> implementation.

What is the advantage of a fast exit over the old implementation?

> 3) implementation like arm has auto increment mode for from and to addresses,  even aligning is done
> this way. this may make to proceed with unaligned addresses.

Okay, someone more familiar with the arm port should look at this.

Best regards,
Tobias