[LLVMdev] Macro-op fusion experiment

Jakob Stoklund Olesen stoklund at 2pi.dk
Sun Apr 17 11:19:32 PDT 2011


On Apr 17, 2011, at 9:59 AM, Nicolas Capens wrote:

> My immediate concern is getting a reasonable estimate for how often this macro-op fusion could be performed. This could then be used to evaluate whether it's worth the added decoder complexity.

In that case, just look at the generated code. I don't think any pass is inserting instructions between 'mov' and two-address arithmetic instructions.

/jakob





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