[PATCH] ARM64: Combine shifts and uses to bit-extract instruction from different basic block

[yijiang]

Here is the new patch. More comments are appreciated!
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On Apr 16, 2014, at 9:29 AM, Yi Jiang <yjiang at apple.com> wrote:

> You are right. Thank you. 
> On Apr 14, 2014, at 6:59 PM, Matt Arsenault <Matthew.Arsenault at amd.com> wrote:
> 
>> On 04/14/2014 05:25 PM, yijiang wrote:
>>> +  void setHasExtractBitsInsn(bool hasExtractInsn = false) {
>>> +    HasExtractBitsInsn = hasExtractInsn;
>>> +  }
>> The default argument should be true, since that's what all the others do and since the default value is already false
> 
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