Displaying 1 result from an estimated 1 matches for "9f09b814".
2013 Jul 16
1
[LLVMdev] Operand constrain specification
On Jul 16, 2013, at 9:32 AM, Hal Finkel <hfinkel at anl.gov> wrote:
> ----- Original Message -----
>>
>>
>> Hi,
>>
>> How can I specify in a .td file that source and destination should
>> not use the same register?
>
> I think that you can use the EarlyClobber operand flag to achieve this (TableGen has an @earlyclobber constraint; there are