if (Mask[I] != UndefMaskElem)
Mask[I] = I + VecSz;
for (unsigned I = OffsetEnd + 1 - Offset; I < VecSz; ++I)
- Mask[I] = InMask.test(I) ? UndefMaskElem : I;
+ Mask[I] =
+ ((I >= InMask.size()) || InMask.test(I)) ? UndefMaskElem : I;
Cost += TTI->getShuffleCost(TTI::SK_PermuteTwoSrc, InsertVecTy, Mask);
}
}
--- /dev/null
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; RUN: opt -S -passes=slp-vectorizer < %s | FileCheck %s
+
+define void @PR58863() {
+; CHECK-LABEL: @PR58863(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: [[MUL_I:%.*]] = fmul float poison, poison
+; CHECK-NEXT: [[MUL11_I:%.*]] = fmul float poison, poison
+; CHECK-NEXT: [[I:%.*]] = insertelement <3 x float> <float poison, float 0.000000e+00, float poison>, float [[MUL_I]], i64 0
+; CHECK-NEXT: [[I1:%.*]] = insertelement <3 x float> [[I]], float [[MUL11_I]], i64 2
+; CHECK-NEXT: ret void
+;
+entry:
+ %mul.i = fmul float poison, poison
+ %mul11.i = fmul float poison, poison
+ %i = insertelement <3 x float> <float poison, float 0.000000e+00, float poison>, float %mul.i, i64 0
+ %i1 = insertelement <3 x float> %i, float %mul11.i, i64 2
+ ret void
+}