[LLVMdev] Comments on the bundle proposal

Andrew Trick atrick at apple.com
Wed Dec 7 10:14:22 PST 2011

On Dec 6, 2011, at 3:10 PM, Krzysztof Parzyszek wrote:

> - How about having bundles that contain branch targets (other than the
> first instruction) from the outside of the bundle?  This seems like something
> that has a potential for causing trouble, but I can't think of any specific
> scenario at the moment.

I think bundles could cross branches with some care. But I don't think they will ever be able to cross CFG merge points, if that's what you're asking.

> - It should be possible to use bundles to enclose only some selected code
> sequences, as opposed to having every instruction belong to some bundle.

Yes, I'm sure Evan's approach will support this.

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