search for: scevconditional

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2017 Nov 20
2
Nowaday Scalar Evolution's Problem.
...: %5 What is %1 value? : %2 What is %2 value? : (%1 == 4) + %3 What is first operand value? : Its conditional! do not analyze yet! Keep analyze it! we are going to calculate later when calculating backedge-taken count! (%1 == 4) = SCEVConditional(%1 == 4) What is second operand value? : %3 What is %3 value? : (%1 == 7) + %4 What is first opernad value? : Its conditional! do not analyze yet! Keep analyze it! we are going to calculate later when ca...