[llvm-commits] [ARM] Scheduler FixedFrame object vs byval formal parameters

Stepan Dyatkovskiy stpworld at narod.ru
Tue Oct 9 12:13:47 PDT 2012


Oh sorry. VA.getValNo() should be used everywhere. Fixed and reattached.
-Stepan.
Manman Ren wrote:
>
> Hi Stepan,
>
> +    std::advance(CurOrigArg, Ins[VA.getValNo()].OrigArgIndex - CurArgIdx);
> +    CurArgIdx = Ins[VA.getValNo()].OrigArgIndex;
>       // Arguments stored in registers.
>       if (VA.isRegLoc()) {
>         EVT RegVT = VA.getLocVT();
> @@ -2709,7 +2713,8 @@
>             if (Flags.isByVal()) {
>               unsigned VARegSize, VARegSaveSize;
>               computeRegArea(CCInfo, MF, VARegSize, VARegSaveSize);
> -            VarArgStyleRegisters(CCInfo, DAG, dl, Chain, 0);
> +            VarArgStyleRegisters(CCInfo, DAG,
> +                                 dl, Chain, CurOrigArg, Ins[i].PartOffset, 0);
> Is there any reason you use VA.getValNo() to index Ins for the 1st change and i to index Ins for the 2nd change/
>
> Looks good otherwise,
>
> Thanks,
> Manman
>
> On Oct 8, 2012, at 11:15 AM, Stepan Dyatkovskiy wrote:
>
>> Sergei,
>>
>> Sorry, I forgot to reattach testcase to the reworked patch. Please find updated patch in attachment. I also attached testcase separately.
>>
>> -Stepan.
>>
>> Sergei Larin wrote:
>>> Stepan,
>>>
>>>    Do you have an example that illustrates your issue? Sorry if you have
>>> already send it before... Thanks.
>>
>> <byval-scheduler-fix-2.patch><2012-10-04-FixedFrame-vs-byval.ll>
>

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