[LLVMdev] changing opcode

[Reed Kotler]

That looks right. Thanks!

On 02/13/2013 04:06 PM, Hal Finkel wrote:
> ----- Original Message -----
>> From: "reed kotler" <rkotler at mips.com>
>> To: llvmdev at cs.uiuc.edu
>> Sent: Wednesday, February 13, 2013 6:00:45 PM
>> Subject: [LLVMdev] changing opcode
>>
>> Is there a simple way to just change the opcode of a machine
>> instruction.
>>
>> I have a lot of long/short pairs where when I know the offset, i can
>> replace the long version with the short version.
>
> Are you looking for something like this:
> MI.setDesc(TII.get(NewOpcode));
>
> This is in PPCRegisterInfo::eliminateFrameIndex.
>
>   -Hal
>
>>
>> Tia.
>>
>> REed
>>
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