[llvm] r217370 - [AArch64] Enabled AA support for Cortex-A53.

[Chad Rosier]

Sure, James.  Done in r217381.

 Chad

> Hi Chad,
>
> Could we get this enabled for A57 too please? There were no regressions
> seen, and I think it has the potential to enable future optimizations.
>
> Cheers,
>
> James
>
> On 8 September 2014 15:31, Chad Rosier <mcrosier at codeaurora.org> wrote:
>
>> Author: mcrosier
>> Date: Mon Sep  8 09:31:49 2014
>> New Revision: 217370
>>
>> URL: http://llvm.org/viewvc/llvm-project?rev=217370&view=rev
>> Log:
>> [AArch64] Enabled AA support for Cortex-A53.
>>
>> Patch by Sanjin Sijaric <ssijaric at codeaurora.org>!
>> Phabricator Review: http://reviews.llvm.org/D5103
>>
>> Modified:
>>     llvm/trunk/lib/Target/AArch64/AArch64Subtarget.h
>>
>> Modified: llvm/trunk/lib/Target/AArch64/AArch64Subtarget.h
>> URL:
>> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64Subtarget.h?rev=217370&r1=217369&r2=217370&view=diff
>>
>> ==============================================================================
>> --- llvm/trunk/lib/Target/AArch64/AArch64Subtarget.h (original)
>> +++ llvm/trunk/lib/Target/AArch64/AArch64Subtarget.h Mon Sep  8 09:31:49
>> 2014
>> @@ -111,6 +111,8 @@ public:
>>    bool isCortexA57() const { return CPUString == "cortex-a57"; }
>>    bool isCortexA53() const { return CPUString == "cortex-a53"; }
>>
>> +  bool useAA() const override { return isCortexA53(); }
>> +
>>    /// getMaxInlineSizeThreshold - Returns the maximum memset / memcpy
>> size
>>    /// that still makes it profitable to inline the call.
>>    unsigned getMaxInlineSizeThreshold() const { return 64; }
>>
>>
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>