Displaying 2 results from an estimated 2 matches for "ss41i_insertf32".
2014 Jun 11
2
[LLVMdev] constraining two virtual registers to be the same physical register
On 06/10/2014 05:51 PM, Pete Cooper wrote:
> Hi Reed
>
> You can do this on the instruction itself by telling it 2 operands
> must be the same register. For example, from X86:
>
> let Constraints = "$src1 = $dst" in
> defm INSERTPS : SS41I_insertf32<0x21, "insertps">;
>
> Thanks,
Hi Pete,
Sorry.
I should have been more specific.
I'm looking for a way to do this in c++.
I'm aware of how it is done in tablegen.
Reed
> Pete
>> On Jun 10, 2014, at 5:38 PM, reed kotler <rkotler at mips.com
>> &...
2014 Jun 11
2
[LLVMdev] constraining two virtual registers to be the same physical register
Does anyone know if there is a way to constrain two virtual registers to
be allocated
to the same physical register?
Tia.
Reed