Displaying 5 results from an estimated 5 matches for "isnon_extload".
2010 Feb 22
0
[LLVMdev] SelectionDAG legality: isel creating cycles
Hello, David
> Ah, isLegalToFold saves us on trunk. But we lose folding due to prefetching,
> which is unfortunate.
>
> I am seeing the error with 2.5 (yes, we are upgrading!).
>
> I guess I'll have to backport some of the isLogalToFold logic.
There was x86-only code at pre-2.6 times which was later moved into
generic hook named "isLegalAndProfitableToFold". You
2010 Feb 22
3
[LLVMdev] SelectionDAG legality: isel creating cycles
On Monday 22 February 2010 13:26:54 David Greene wrote:
> On Monday 22 February 2010 13:06:39 Chris Lattner wrote:
> > > Just wanted to clarify in case someone was wondering about this.
> >
> > I'm currently working in this area. What pattern is causing the cycle?
> > Can I get a testcase?
>
> I'll see if I can generate one and file a PR.
Ah,
2009 May 21
0
[LLVMdev] [PATCH] Add new phase to legalization to handle vector operations
On Wed, May 20, 2009 at 4:55 PM, Dan Gohman <gohman at apple.com> wrote:
> Can you explain why you chose the approach of using a new pass?
> I pictured removing LegalizeDAG's type legalization code would
> mostly consist of finding all the places that use TLI.getTypeAction
> and just deleting code for handling its Expand and Promote. Are you
> anticipating something more
2009 May 20
2
[LLVMdev] [PATCH] Add new phase to legalization to handle vector operations
On May 20, 2009, at 1:34 PM, Eli Friedman wrote:
> On Wed, May 20, 2009 at 1:19 PM, Eli Friedman
> <eli.friedman at gmail.com> wrote:
>
>> Per subject, this patch adding an additional pass to handle vector
>>
>> operations; the idea is that this allows removing the code from
>>
>> LegalizeDAG that handles illegal types, which should be a significant
2009 May 21
2
[LLVMdev] [PATCH] Add new phase to legalization to handle vector operations
...D::EXTLOAD, dl, NVT, Tmp3, VAList, NULL, 0, VT);
- }
- // Remember that we legalized the chain.
- AddLegalizedOperand(Op.getValue(1), LegalizeOp(Result.getValue(1)));
- break;
-
- case ISD::LOAD: {
- LoadSDNode *LD = cast<LoadSDNode>(Node);
- ISD::LoadExtType ExtType = ISD::isNON_EXTLoad(Node)
- ? ISD::EXTLOAD : LD->getExtensionType();
- Result = DAG.getExtLoad(ExtType, dl, NVT,
- LD->getChain(), LD->getBasePtr(),
- LD->getSrcValue(), LD->getSrcValueOffset(),
- LD->getMemoryVT...