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Revert "[VPlan] Allow derived IVs and scalar-steps in narrowing interleave."
This reverts commit 2787759. This exposed a crash on some build bots. Revert to investigate.
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2 files changed

+22
-131
lines changed

2 files changed

+22
-131
lines changed

‎llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp‎

Lines changed: 0 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -3195,10 +3195,6 @@ void VPlanTransforms::narrowInterleaveGroups(VPlan &Plan, ElementCount VF,
31953195
match(&R, m_BranchOnCount(m_VPValue(), m_VPValue())))
31963196
continue;
31973197

3198-
if (isa<VPDerivedIVRecipe, VPScalarIVStepsRecipe>(&R) &&
3199-
vputils::onlyFirstLaneUsed(cast<VPSingleDefRecipe>(&R)))
3200-
continue;
3201-
32023198
// Bail out on recipes not supported at the moment:
32033199
// * phi recipes other than the canonical induction
32043200
// * recipes writing to memory except interleave groups

‎llvm/test/Transforms/LoopVectorize/AArch64/transform-narrow-interleave-to-widen-memory-derived-ivs.ll‎

Lines changed: 22 additions & 127 deletions
Original file line numberDiff line numberDiff line change
@@ -1,6 +1,5 @@
11
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals none --filter-out-after "scalar.ph\:" --version 5
22
; RUN: opt -p loop-vectorize -force-vector-width=2 -force-vector-interleave=1 -S %s | FileCheck --check-prefixes=VF2 %s
3-
; RUN: opt -p loop-vectorize -force-vector-width=2 -force-vector-interleave=2 -S %s | FileCheck --check-prefixes=VF2IC2 %s
43
; RUN: opt -p loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -S %s | FileCheck --check-prefixes=VF4 %s
54

65
target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-n32:64-S128-Fn32"
@@ -26,52 +25,21 @@ define void @derived_int_ivs(ptr noalias %a, ptr noalias %b, i64 %end) {
2625
; VF2-NEXT: [[TMP5:%.*]] = mul i64 [[INDEX]], 16
2726
; VF2-NEXT: [[OFFSET_IDX:%.*]] = add i64 16, [[TMP5]]
2827
; VF2-NEXT: [[TMP6:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[OFFSET_IDX]]
29-
; VF2-NEXT: [[WIDE_LOAD:%.*]] = load <2 x double>, ptr [[TMP6]], align 8
28+
; VF2-NEXT: [[WIDE_VEC:%.*]] = load <4 x double>, ptr [[TMP6]], align 8
29+
; VF2-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <4 x double> [[WIDE_VEC]], <4 x double> poison, <2 x i32> <i32 0, i32 2>
30+
; VF2-NEXT: [[STRIDED_VEC1:%.*]] = shufflevector <4 x double> [[WIDE_VEC]], <4 x double> poison, <2 x i32> <i32 1, i32 3>
3031
; VF2-NEXT: [[TMP7:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[OFFSET_IDX]]
31-
; VF2-NEXT: store <2 x double> [[WIDE_LOAD]], ptr [[TMP7]], align 8
32-
; VF2-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 1
32+
; VF2-NEXT: [[TMP8:%.*]] = shufflevector <2 x double> [[STRIDED_VEC]], <2 x double> [[STRIDED_VEC1]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
33+
; VF2-NEXT: [[INTERLEAVED_VEC:%.*]] = shufflevector <4 x double> [[TMP8]], <4 x double> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
34+
; VF2-NEXT: store <4 x double> [[INTERLEAVED_VEC]], ptr [[TMP7]], align 8
35+
; VF2-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
3336
; VF2-NEXT: [[TMP9:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
3437
; VF2-NEXT: br i1 [[TMP9]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
3538
; VF2: [[MIDDLE_BLOCK]]:
3639
; VF2-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP2]], [[N_VEC]]
3740
; VF2-NEXT: br i1 [[CMP_N]], [[EXIT:label %.*]], label %[[SCALAR_PH]]
3841
; VF2: [[SCALAR_PH]]:
3942
;
40-
; VF2IC2-LABEL: define void @derived_int_ivs(
41-
; VF2IC2-SAME: ptr noalias [[A:%.*]], ptr noalias [[B:%.*]], i64 [[END:%.*]]) {
42-
; VF2IC2-NEXT: [[ENTRY:.*:]]
43-
; VF2IC2-NEXT: [[TMP0:%.*]] = add i64 [[END]], -32
44-
; VF2IC2-NEXT: [[TMP1:%.*]] = lshr i64 [[TMP0]], 4
45-
; VF2IC2-NEXT: [[TMP2:%.*]] = add nuw nsw i64 [[TMP1]], 1
46-
; VF2IC2-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP2]], 4
47-
; VF2IC2-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
48-
; VF2IC2: [[VECTOR_PH]]:
49-
; VF2IC2-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP2]], 4
50-
; VF2IC2-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP2]], [[N_MOD_VF]]
51-
; VF2IC2-NEXT: [[TMP3:%.*]] = mul i64 [[N_VEC]], 16
52-
; VF2IC2-NEXT: [[TMP4:%.*]] = add i64 16, [[TMP3]]
53-
; VF2IC2-NEXT: br label %[[VECTOR_BODY:.*]]
54-
; VF2IC2: [[VECTOR_BODY]]:
55-
; VF2IC2-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
56-
; VF2IC2-NEXT: [[TMP5:%.*]] = mul i64 [[INDEX]], 16
57-
; VF2IC2-NEXT: [[OFFSET_IDX:%.*]] = add i64 16, [[TMP5]]
58-
; VF2IC2-NEXT: [[TMP6:%.*]] = add i64 [[OFFSET_IDX]], 16
59-
; VF2IC2-NEXT: [[TMP7:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[OFFSET_IDX]]
60-
; VF2IC2-NEXT: [[TMP8:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP6]]
61-
; VF2IC2-NEXT: [[WIDE_LOAD:%.*]] = load <2 x double>, ptr [[TMP7]], align 8
62-
; VF2IC2-NEXT: [[WIDE_LOAD1:%.*]] = load <2 x double>, ptr [[TMP8]], align 8
63-
; VF2IC2-NEXT: [[TMP9:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[OFFSET_IDX]]
64-
; VF2IC2-NEXT: [[TMP10:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP6]]
65-
; VF2IC2-NEXT: store <2 x double> [[WIDE_LOAD]], ptr [[TMP9]], align 8
66-
; VF2IC2-NEXT: store <2 x double> [[WIDE_LOAD1]], ptr [[TMP10]], align 8
67-
; VF2IC2-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
68-
; VF2IC2-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
69-
; VF2IC2-NEXT: br i1 [[TMP11]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
70-
; VF2IC2: [[MIDDLE_BLOCK]]:
71-
; VF2IC2-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP2]], [[N_VEC]]
72-
; VF2IC2-NEXT: br i1 [[CMP_N]], [[EXIT:label %.*]], label %[[SCALAR_PH]]
73-
; VF2IC2: [[SCALAR_PH]]:
74-
;
7543
; VF4-LABEL: define void @derived_int_ivs(
7644
; VF4-SAME: ptr noalias [[A:%.*]], ptr noalias [[B:%.*]], i64 [[END:%.*]]) {
7745
; VF4-NEXT: [[ENTRY:.*:]]
@@ -167,71 +135,20 @@ define void @derived_pointer_ivs(ptr noalias %a, ptr noalias %b, ptr %end) {
167135
; VF2-NEXT: [[NEXT_GEP:%.*]] = getelementptr i8, ptr [[A]], i64 [[OFFSET_IDX]]
168136
; VF2-NEXT: [[OFFSET_IDX6:%.*]] = mul i64 [[INDEX]], 16
169137
; VF2-NEXT: [[NEXT_GEP7:%.*]] = getelementptr i8, ptr [[B]], i64 [[OFFSET_IDX6]]
170-
; VF2-NEXT: [[WIDE_LOAD:%.*]] = load <2 x double>, ptr [[NEXT_GEP]], align 8
171-
; VF2-NEXT: store <2 x double> [[WIDE_LOAD]], ptr [[NEXT_GEP7]], align 8
172-
; VF2-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 1
138+
; VF2-NEXT: [[WIDE_VEC:%.*]] = load <4 x double>, ptr [[NEXT_GEP]], align 8
139+
; VF2-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <4 x double> [[WIDE_VEC]], <4 x double> poison, <2 x i32> <i32 0, i32 2>
140+
; VF2-NEXT: [[STRIDED_VEC8:%.*]] = shufflevector <4 x double> [[WIDE_VEC]], <4 x double> poison, <2 x i32> <i32 1, i32 3>
141+
; VF2-NEXT: [[TMP13:%.*]] = shufflevector <2 x double> [[STRIDED_VEC]], <2 x double> [[STRIDED_VEC8]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
142+
; VF2-NEXT: [[INTERLEAVED_VEC:%.*]] = shufflevector <4 x double> [[TMP13]], <4 x double> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
143+
; VF2-NEXT: store <4 x double> [[INTERLEAVED_VEC]], ptr [[NEXT_GEP7]], align 8
144+
; VF2-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
173145
; VF2-NEXT: [[TMP14:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
174146
; VF2-NEXT: br i1 [[TMP14]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
175147
; VF2: [[MIDDLE_BLOCK]]:
176148
; VF2-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP3]], [[N_VEC]]
177149
; VF2-NEXT: br i1 [[CMP_N]], [[EXIT:label %.*]], label %[[SCALAR_PH]]
178150
; VF2: [[SCALAR_PH]]:
179151
;
180-
; VF2IC2-LABEL: define void @derived_pointer_ivs(
181-
; VF2IC2-SAME: ptr noalias [[A:%.*]], ptr noalias [[B:%.*]], ptr [[END:%.*]]) {
182-
; VF2IC2-NEXT: [[ENTRY:.*:]]
183-
; VF2IC2-NEXT: [[A5:%.*]] = ptrtoint ptr [[A]] to i64
184-
; VF2IC2-NEXT: [[END4:%.*]] = ptrtoint ptr [[END]] to i64
185-
; VF2IC2-NEXT: [[A2:%.*]] = ptrtoint ptr [[A]] to i64
186-
; VF2IC2-NEXT: [[END1:%.*]] = ptrtoint ptr [[END]] to i64
187-
; VF2IC2-NEXT: [[TMP0:%.*]] = add i64 [[END4]], -16
188-
; VF2IC2-NEXT: [[TMP1:%.*]] = sub i64 [[TMP0]], [[A5]]
189-
; VF2IC2-NEXT: [[TMP2:%.*]] = lshr i64 [[TMP1]], 4
190-
; VF2IC2-NEXT: [[TMP3:%.*]] = add nuw nsw i64 [[TMP2]], 1
191-
; VF2IC2-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP3]], 4
192-
; VF2IC2-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_MEMCHECK:.*]]
193-
; VF2IC2: [[VECTOR_MEMCHECK]]:
194-
; VF2IC2-NEXT: [[TMP4:%.*]] = add i64 [[END1]], -16
195-
; VF2IC2-NEXT: [[TMP5:%.*]] = sub i64 [[TMP4]], [[A2]]
196-
; VF2IC2-NEXT: [[TMP6:%.*]] = lshr i64 [[TMP5]], 4
197-
; VF2IC2-NEXT: [[TMP7:%.*]] = shl nuw i64 [[TMP6]], 4
198-
; VF2IC2-NEXT: [[TMP8:%.*]] = add i64 [[TMP7]], 16
199-
; VF2IC2-NEXT: [[SCEVGEP:%.*]] = getelementptr i8, ptr [[B]], i64 [[TMP8]]
200-
; VF2IC2-NEXT: [[SCEVGEP3:%.*]] = getelementptr i8, ptr [[A]], i64 [[TMP8]]
201-
; VF2IC2-NEXT: [[BOUND0:%.*]] = icmp ult ptr [[B]], [[SCEVGEP3]]
202-
; VF2IC2-NEXT: [[BOUND1:%.*]] = icmp ult ptr [[A]], [[SCEVGEP]]
203-
; VF2IC2-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
204-
; VF2IC2-NEXT: br i1 [[FOUND_CONFLICT]], label %[[SCALAR_PH]], label %[[VECTOR_PH:.*]]
205-
; VF2IC2: [[VECTOR_PH]]:
206-
; VF2IC2-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP3]], 4
207-
; VF2IC2-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP3]], [[N_MOD_VF]]
208-
; VF2IC2-NEXT: [[TMP9:%.*]] = mul i64 [[N_VEC]], 16
209-
; VF2IC2-NEXT: [[TMP10:%.*]] = getelementptr i8, ptr [[A]], i64 [[TMP9]]
210-
; VF2IC2-NEXT: [[TMP11:%.*]] = mul i64 [[N_VEC]], 16
211-
; VF2IC2-NEXT: [[TMP12:%.*]] = getelementptr i8, ptr [[B]], i64 [[TMP11]]
212-
; VF2IC2-NEXT: br label %[[VECTOR_BODY:.*]]
213-
; VF2IC2: [[VECTOR_BODY]]:
214-
; VF2IC2-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
215-
; VF2IC2-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 16
216-
; VF2IC2-NEXT: [[TMP13:%.*]] = add i64 [[OFFSET_IDX]], 16
217-
; VF2IC2-NEXT: [[NEXT_GEP:%.*]] = getelementptr i8, ptr [[A]], i64 [[OFFSET_IDX]]
218-
; VF2IC2-NEXT: [[NEXT_GEP6:%.*]] = getelementptr i8, ptr [[A]], i64 [[TMP13]]
219-
; VF2IC2-NEXT: [[OFFSET_IDX7:%.*]] = mul i64 [[INDEX]], 16
220-
; VF2IC2-NEXT: [[TMP14:%.*]] = add i64 [[OFFSET_IDX7]], 16
221-
; VF2IC2-NEXT: [[NEXT_GEP8:%.*]] = getelementptr i8, ptr [[B]], i64 [[OFFSET_IDX7]]
222-
; VF2IC2-NEXT: [[NEXT_GEP9:%.*]] = getelementptr i8, ptr [[B]], i64 [[TMP14]]
223-
; VF2IC2-NEXT: [[WIDE_LOAD:%.*]] = load <2 x double>, ptr [[NEXT_GEP]], align 8
224-
; VF2IC2-NEXT: [[WIDE_LOAD10:%.*]] = load <2 x double>, ptr [[NEXT_GEP6]], align 8
225-
; VF2IC2-NEXT: store <2 x double> [[WIDE_LOAD]], ptr [[NEXT_GEP8]], align 8
226-
; VF2IC2-NEXT: store <2 x double> [[WIDE_LOAD10]], ptr [[NEXT_GEP9]], align 8
227-
; VF2IC2-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
228-
; VF2IC2-NEXT: [[TMP15:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
229-
; VF2IC2-NEXT: br i1 [[TMP15]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
230-
; VF2IC2: [[MIDDLE_BLOCK]]:
231-
; VF2IC2-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP3]], [[N_VEC]]
232-
; VF2IC2-NEXT: br i1 [[CMP_N]], [[EXIT:label %.*]], label %[[SCALAR_PH]]
233-
; VF2IC2: [[SCALAR_PH]]:
234-
;
235152
; VF4-LABEL: define void @derived_pointer_ivs(
236153
; VF4-SAME: ptr noalias [[A:%.*]], ptr noalias [[B:%.*]], ptr [[END:%.*]]) {
237154
; VF4-NEXT: [[ENTRY:.*:]]
@@ -318,43 +235,21 @@ define void @narrow_with_uniform_add_and_gep(ptr noalias %p) {
318235
; VF2-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 2
319236
; VF2-NEXT: [[TMP0:%.*]] = add nuw nsw i64 [[OFFSET_IDX]], 0
320237
; VF2-NEXT: [[TMP1:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP0]]
321-
; VF2-NEXT: [[STRIDED_VEC1:%.*]] = load <2 x i64>, ptr [[TMP1]], align 8
238+
; VF2-NEXT: [[WIDE_VEC:%.*]] = load <4 x i64>, ptr [[TMP1]], align 8
239+
; VF2-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <4 x i64> [[WIDE_VEC]], <4 x i64> poison, <2 x i32> <i32 0, i32 2>
240+
; VF2-NEXT: [[STRIDED_VEC1:%.*]] = shufflevector <4 x i64> [[WIDE_VEC]], <4 x i64> poison, <2 x i32> <i32 1, i32 3>
241+
; VF2-NEXT: [[TMP2:%.*]] = add <2 x i64> [[STRIDED_VEC]], splat (i64 1)
322242
; VF2-NEXT: [[TMP3:%.*]] = add <2 x i64> [[STRIDED_VEC1]], splat (i64 1)
323-
; VF2-NEXT: store <2 x i64> [[TMP3]], ptr [[TMP1]], align 8
324-
; VF2-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 1
243+
; VF2-NEXT: [[TMP4:%.*]] = shufflevector <2 x i64> [[TMP2]], <2 x i64> [[TMP3]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
244+
; VF2-NEXT: [[INTERLEAVED_VEC:%.*]] = shufflevector <4 x i64> [[TMP4]], <4 x i64> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
245+
; VF2-NEXT: store <4 x i64> [[INTERLEAVED_VEC]], ptr [[TMP1]], align 8
246+
; VF2-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
325247
; VF2-NEXT: [[TMP5:%.*]] = icmp eq i64 [[INDEX_NEXT]], 512
326248
; VF2-NEXT: br i1 [[TMP5]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
327249
; VF2: [[MIDDLE_BLOCK]]:
328250
; VF2-NEXT: br i1 true, [[EXIT:label %.*]], label %[[SCALAR_PH]]
329251
; VF2: [[SCALAR_PH]]:
330252
;
331-
; VF2IC2-LABEL: define void @narrow_with_uniform_add_and_gep(
332-
; VF2IC2-SAME: ptr noalias [[P:%.*]]) {
333-
; VF2IC2-NEXT: [[ENTRY:.*:]]
334-
; VF2IC2-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]]
335-
; VF2IC2: [[VECTOR_PH]]:
336-
; VF2IC2-NEXT: br label %[[VECTOR_BODY:.*]]
337-
; VF2IC2: [[VECTOR_BODY]]:
338-
; VF2IC2-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ]
339-
; VF2IC2-NEXT: [[OFFSET_IDX:%.*]] = mul i64 [[INDEX]], 2
340-
; VF2IC2-NEXT: [[TMP0:%.*]] = add i64 [[OFFSET_IDX]], 2
341-
; VF2IC2-NEXT: [[TMP1:%.*]] = add nuw nsw i64 [[OFFSET_IDX]], 0
342-
; VF2IC2-NEXT: [[TMP2:%.*]] = add nuw nsw i64 [[TMP0]], 0
343-
; VF2IC2-NEXT: [[TMP3:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP1]]
344-
; VF2IC2-NEXT: [[TMP4:%.*]] = getelementptr i64, ptr [[P]], i64 [[TMP2]]
345-
; VF2IC2-NEXT: [[WIDE_LOAD:%.*]] = load <2 x i64>, ptr [[TMP3]], align 8
346-
; VF2IC2-NEXT: [[WIDE_LOAD1:%.*]] = load <2 x i64>, ptr [[TMP4]], align 8
347-
; VF2IC2-NEXT: [[TMP5:%.*]] = add <2 x i64> [[WIDE_LOAD]], splat (i64 1)
348-
; VF2IC2-NEXT: [[TMP6:%.*]] = add <2 x i64> [[WIDE_LOAD1]], splat (i64 1)
349-
; VF2IC2-NEXT: store <2 x i64> [[TMP5]], ptr [[TMP3]], align 8
350-
; VF2IC2-NEXT: store <2 x i64> [[TMP6]], ptr [[TMP4]], align 8
351-
; VF2IC2-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
352-
; VF2IC2-NEXT: [[TMP7:%.*]] = icmp eq i64 [[INDEX_NEXT]], 512
353-
; VF2IC2-NEXT: br i1 [[TMP7]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
354-
; VF2IC2: [[MIDDLE_BLOCK]]:
355-
; VF2IC2-NEXT: br i1 true, [[EXIT:label %.*]], label %[[SCALAR_PH]]
356-
; VF2IC2: [[SCALAR_PH]]:
357-
;
358253
; VF4-LABEL: define void @narrow_with_uniform_add_and_gep(
359254
; VF4-SAME: ptr noalias [[P:%.*]]) {
360255
; VF4-NEXT: [[ENTRY:.*:]]

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