[aarch64-port-dev ] RFR: Backports to aarch64/jdk8u

[Andrew Haley]

On 12/21/18 6:21 AM, Yangfei (Felix) wrote:
> 8191955: AArch64: incorrect prefetch distance causes an internal error
> Summary: Fixed incorrect prefetch distance on AArch64.
> Reviewed-by: aph
> 
> 8194256: AARCH64: SIMD shift instructions are incorrectly encoded
> Reviewed-by: aph
> 
> 8195588: AArch64: Codegen fix after JDK-8194256
> Summary: Update shift constant usage to align with the assembler change.
> Reviewed-by: aph
> 
> 8202186: AArch64: Debug build VM crashes with PrintC1Statistics option
> Reviewed-by: aph
> 
> 8205421: AARCH64: StubCodeMark should be placed after alignment
> Reviewed-by: aph
> 
> 8209414: AArch64: method handle invocation does not respect JVMTI interp_only mode
> Reviewed-by: adinn
> Contributed-by: nick.gasson at arm.com
> 
> 8213134: AArch64: vector shift failed with MaxVectorSize=8
> Summary: add vshiftcnt instructions for vector64 and add vsra/vsrl instructions to AArch64 backend. To detect shift failures, MaxVectorSize options are added to jtreg test cases.
> Reviewed-by: aph, kvn

Hmm. Some of these are not really suitable for back-porting.  Any bugs that don't
affect users unless they enter outlandish -XX: arguments won't be backported.

8209414 should be backported. Is there anything else?

-- 
Andrew Haley
Java Platform Lead Engineer
Red Hat UK Ltd. <https://www.redhat.com>
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