[VPlan] Directly check VectorizingEpilogue in ::executePlan (NFC).

fhahn · fhahn · commit adfe54f7dabe · 2024-12-09T22:21:25.000Z
Directly check VectorizingEpilogue which directly indicates that the
epilogue is vectorized.
diff --git a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
@@ -7829,7 +7829,7 @@ DenseMap<const SCEV *, Value *> LoopVectorizationPlanner::executePlan(
   }
   TargetTransformInfo::UnrollingPreferences UP;
   TTI.getUnrollingPreferences(L, *PSE.getSE(), UP, ORE);
-  if (!UP.UnrollVectorizedLoop || CanonicalIVStartValue)
+  if (!UP.UnrollVectorizedLoop || VectorizingEpilogue)
     addRuntimeUnrollDisableMetaData(L);
 
   // 3. Fix the vectorized code: take care of header phi's, live-outs,

Original file line number	Diff line number	Diff line change
`@@ -7829,7 +7829,7 @@ DenseMap<const SCEV , Value > LoopVectorizationPlanner::executePlan(`
`7829`	`7829`	`}`
`7830`	`7830`	`TargetTransformInfo::UnrollingPreferences UP;`
`7831`	`7831`	`TTI.getUnrollingPreferences(L, *PSE.getSE(), UP, ORE);`
`7832`		`- if (!UP.UnrollVectorizedLoop \|\| CanonicalIVStartValue)`
	`7832`	`+ if (!UP.UnrollVectorizedLoop \|\| VectorizingEpilogue)`
`7833`	`7833`	`addRuntimeUnrollDisableMetaData(L);`
`7834`	`7834`
`7835`	`7835`	`// 3. Fix the vectorized code: take care of header phi's, live-outs,`