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[SLP] NFC: Precommit test for pull/137419 #137730

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Precommit for #137419

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[SLP] NFC: Precommit test for pull/137419
28ec8e2 
Change-Id: I1501ad0d1904cb3f3532c2424ac3c523a18f6764
@jrbyrnes jrbyrnes requested a review from alexey-bataev April 28, 2025 23:27
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llvmbot commented Apr 28, 2025 •
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@llvm/pr-subscribers-llvm-transforms

@llvm/pr-subscribers-backend-amdgpu

Author: Jeffrey Byrnes (jrbyrnes)

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Precommit for #137419

Patch is 23.14 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/137730.diff

1 Files Affected:

  • (added) llvm/test/Transforms/SLPVectorizer/AMDGPU/external-shuffle.ll (+262)
diff --git a/llvm/test/Transforms/SLPVectorizer/AMDGPU/external-shuffle.ll b/llvm/test/Transforms/SLPVectorizer/AMDGPU/external-shuffle.ll
new file mode 100644
index 0000000000000..b5749f7d098f2
--- /dev/null
+++ b/llvm/test/Transforms/SLPVectorizer/AMDGPU/external-shuffle.ll
@@ -0,0 +1,262 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
+; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -passes=slp-vectorizer,dce < %s | FileCheck -check-prefixes=GCN %s
+
+define protected  void @phi_4(ptr addrspace(3) %inptr0, ptr addrspace(3) %inptr1, ptr %out, ptr %out1, ptr %out2, i32 %flag) {
+; GCN-LABEL: define protected void @phi_4(
+; GCN-SAME: ptr addrspace(3) [[INPTR0:%.*]], ptr addrspace(3) [[INPTR1:%.*]], ptr [[OUT:%.*]], ptr [[OUT1:%.*]], ptr [[OUT2:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0:[0-9]+]] {
+; GCN-NEXT:  [[ENTRY:.*]]:
+; GCN-NEXT:    [[GEP0:%.*]] = getelementptr i16, ptr addrspace(3) [[INPTR0]], i32 0
+; GCN-NEXT:    [[TMP0:%.*]] = load <2 x i16>, ptr addrspace(3) [[GEP0]], align 8
+; GCN-NEXT:    [[GEP2:%.*]] = getelementptr i16, ptr addrspace(3) [[INPTR0]], i32 2
+; GCN-NEXT:    [[GEP3:%.*]] = getelementptr i16, ptr addrspace(3) [[INPTR0]], i32 3
+; GCN-NEXT:    [[TMP1:%.*]] = load <2 x i16>, ptr addrspace(3) [[GEP2]], align 2
+; GCN-NEXT:    [[GEP4:%.*]] = getelementptr i16, ptr addrspace(3) [[INPTR0]], i32 4
+; GCN-NEXT:    [[GEP5:%.*]] = getelementptr i16, ptr addrspace(3) [[INPTR0]], i32 5
+; GCN-NEXT:    [[TMP2:%.*]] = load <2 x i16>, ptr addrspace(3) [[GEP4]], align 8
+; GCN-NEXT:    [[GEP6:%.*]] = getelementptr i16, ptr addrspace(3) [[INPTR0]], i32 6
+; GCN-NEXT:    [[GEP7:%.*]] = getelementptr i16, ptr addrspace(3) [[INPTR0]], i32 7
+; GCN-NEXT:    [[TMP3:%.*]] = load <2 x i16>, ptr addrspace(3) [[GEP6]], align 2
+; GCN-NEXT:    [[GEP8:%.*]] = getelementptr i16, ptr addrspace(3) [[INPTR0]], i32 8
+; GCN-NEXT:    [[GEP9:%.*]] = getelementptr i16, ptr addrspace(3) [[INPTR0]], i32 9
+; GCN-NEXT:    [[TMP4:%.*]] = load <2 x i16>, ptr addrspace(3) [[GEP8]], align 8
+; GCN-NEXT:    [[GEP10:%.*]] = getelementptr i16, ptr addrspace(3) [[INPTR0]], i32 10
+; GCN-NEXT:    [[GEP11:%.*]] = getelementptr i16, ptr addrspace(3) [[INPTR0]], i32 11
+; GCN-NEXT:    [[TMP5:%.*]] = load <2 x i16>, ptr addrspace(3) [[GEP10]], align 2
+; GCN-NEXT:    [[GEP12:%.*]] = getelementptr i16, ptr addrspace(3) [[INPTR0]], i32 12
+; GCN-NEXT:    [[GEP13:%.*]] = getelementptr i16, ptr addrspace(3) [[INPTR0]], i32 13
+; GCN-NEXT:    [[TMP6:%.*]] = load <2 x i16>, ptr addrspace(3) [[GEP12]], align 8
+; GCN-NEXT:    [[GEP14:%.*]] = getelementptr i16, ptr addrspace(3) [[INPTR0]], i32 14
+; GCN-NEXT:    [[TMP7:%.*]] = load <2 x i16>, ptr addrspace(3) [[GEP14]], align 2
+; GCN-NEXT:    [[TMP8:%.*]] = extractelement <2 x i16> [[TMP1]], i32 0
+; GCN-NEXT:    [[TMP9:%.*]] = extractelement <2 x i16> [[TMP1]], i32 1
+; GCN-NEXT:    [[TMP10:%.*]] = extractelement <2 x i16> [[TMP2]], i32 0
+; GCN-NEXT:    [[TMP11:%.*]] = extractelement <2 x i16> [[TMP2]], i32 1
+; GCN-NEXT:    [[TMP12:%.*]] = extractelement <2 x i16> [[TMP3]], i32 0
+; GCN-NEXT:    [[TMP13:%.*]] = extractelement <2 x i16> [[TMP3]], i32 1
+; GCN-NEXT:    [[TMP14:%.*]] = extractelement <2 x i16> [[TMP4]], i32 0
+; GCN-NEXT:    [[TMP15:%.*]] = extractelement <2 x i16> [[TMP4]], i32 1
+; GCN-NEXT:    [[TMP24:%.*]] = extractelement <2 x i16> [[TMP5]], i32 0
+; GCN-NEXT:    [[TMP26:%.*]] = extractelement <2 x i16> [[TMP5]], i32 1
+; GCN-NEXT:    [[TMP28:%.*]] = extractelement <2 x i16> [[TMP6]], i32 0
+; GCN-NEXT:    [[TMP38:%.*]] = extractelement <2 x i16> [[TMP6]], i32 1
+; GCN-NEXT:    br label %[[DO_BODY:.*]]
+; GCN:       [[DO_BODY]]:
+; GCN-NEXT:    [[PHI2:%.*]] = phi i16 [ [[TMP8]], %[[ENTRY]] ], [ [[TMP30:%.*]], %[[DO_BODY]] ]
+; GCN-NEXT:    [[PHI3:%.*]] = phi i16 [ [[TMP9]], %[[ENTRY]] ], [ [[OTHERELE3:%.*]], %[[DO_BODY]] ]
+; GCN-NEXT:    [[PHI4:%.*]] = phi i16 [ [[TMP10]], %[[ENTRY]] ], [ [[TMP39:%.*]], %[[DO_BODY]] ]
+; GCN-NEXT:    [[PHI5:%.*]] = phi i16 [ [[TMP11]], %[[ENTRY]] ], [ [[OTHERELE5:%.*]], %[[DO_BODY]] ]
+; GCN-NEXT:    [[PHI6:%.*]] = phi i16 [ [[TMP12]], %[[ENTRY]] ], [ [[TMP32:%.*]], %[[DO_BODY]] ]
+; GCN-NEXT:    [[PHI7:%.*]] = phi i16 [ [[TMP13]], %[[ENTRY]] ], [ [[OTHERELE7:%.*]], %[[DO_BODY]] ]
+; GCN-NEXT:    [[PHI8:%.*]] = phi i16 [ [[TMP14]], %[[ENTRY]] ], [ [[TMP40:%.*]], %[[DO_BODY]] ]
+; GCN-NEXT:    [[PHI9:%.*]] = phi i16 [ [[TMP15]], %[[ENTRY]] ], [ [[OTHERELE9:%.*]], %[[DO_BODY]] ]
+; GCN-NEXT:    [[PHI10:%.*]] = phi i16 [ [[TMP24]], %[[ENTRY]] ], [ [[TMP34:%.*]], %[[DO_BODY]] ]
+; GCN-NEXT:    [[PHI11:%.*]] = phi i16 [ [[TMP26]], %[[ENTRY]] ], [ [[OTHERELE11:%.*]], %[[DO_BODY]] ]
+; GCN-NEXT:    [[PHI12:%.*]] = phi i16 [ [[TMP28]], %[[ENTRY]] ], [ [[TMP35:%.*]], %[[DO_BODY]] ]
+; GCN-NEXT:    [[PHI13:%.*]] = phi i16 [ [[TMP38]], %[[ENTRY]] ], [ [[OTHERELE13:%.*]], %[[DO_BODY]] ]
+; GCN-NEXT:    [[TMP41:%.*]] = phi <2 x i16> [ [[TMP0]], %[[ENTRY]] ], [ [[TMP16:%.*]], %[[DO_BODY]] ]
+; GCN-NEXT:    [[TMP42:%.*]] = phi <2 x i16> [ [[TMP7]], %[[ENTRY]] ], [ [[TMP23:%.*]], %[[DO_BODY]] ]
+; GCN-NEXT:    [[TMP16]] = load <2 x i16>, ptr addrspace(3) [[GEP0]], align 8
+; GCN-NEXT:    [[OTHERELE3]] = load i16, ptr addrspace(3) [[GEP3]], align 1
+; GCN-NEXT:    [[TMP17:%.*]] = load <2 x i16>, ptr addrspace(3) [[GEP2]], align 2
+; GCN-NEXT:    [[OTHERELE5]] = load i16, ptr addrspace(3) [[GEP5]], align 1
+; GCN-NEXT:    [[TMP18:%.*]] = load <2 x i16>, ptr addrspace(3) [[GEP4]], align 8
+; GCN-NEXT:    [[OTHERELE7]] = load i16, ptr addrspace(3) [[GEP7]], align 1
+; GCN-NEXT:    [[TMP19:%.*]] = load <2 x i16>, ptr addrspace(3) [[GEP6]], align 2
+; GCN-NEXT:    [[OTHERELE9]] = load i16, ptr addrspace(3) [[GEP9]], align 1
+; GCN-NEXT:    [[TMP20:%.*]] = load <2 x i16>, ptr addrspace(3) [[GEP8]], align 8
+; GCN-NEXT:    [[OTHERELE11]] = load i16, ptr addrspace(3) [[GEP11]], align 1
+; GCN-NEXT:    [[TMP21:%.*]] = load <2 x i16>, ptr addrspace(3) [[GEP10]], align 2
+; GCN-NEXT:    [[OTHERELE13]] = load i16, ptr addrspace(3) [[GEP13]], align 1
+; GCN-NEXT:    [[TMP22:%.*]] = load <2 x i16>, ptr addrspace(3) [[GEP12]], align 8
+; GCN-NEXT:    [[TMP23]] = load <2 x i16>, ptr addrspace(3) [[GEP14]], align 2
+; GCN-NEXT:    [[CMP:%.*]] = icmp eq i32 [[FLAG]], 0
+; GCN-NEXT:    [[TMP30]] = extractelement <2 x i16> [[TMP17]], i32 0
+; GCN-NEXT:    [[TMP39]] = extractelement <2 x i16> [[TMP18]], i32 0
+; GCN-NEXT:    [[TMP32]] = extractelement <2 x i16> [[TMP19]], i32 0
+; GCN-NEXT:    [[TMP40]] = extractelement <2 x i16> [[TMP20]], i32 0
+; GCN-NEXT:    [[TMP34]] = extractelement <2 x i16> [[TMP21]], i32 0
+; GCN-NEXT:    [[TMP35]] = extractelement <2 x i16> [[TMP22]], i32 0
+; GCN-NEXT:    br i1 [[CMP]], label %[[EXIT:.*]], label %[[DO_BODY]]
+; GCN:       [[EXIT]]:
+; GCN-NEXT:    [[TMP36:%.*]] = shufflevector <2 x i16> [[TMP16]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[TMP37:%.*]] = shufflevector <2 x i16> [[TMP17]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC038:%.*]] = shufflevector <16 x i16> [[TMP36]], <16 x i16> [[TMP37]], <16 x i32> <i32 0, i32 1, i32 16, i32 17, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+; GCN-NEXT:    [[TMP25:%.*]] = shufflevector <2 x i16> [[TMP18]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC059:%.*]] = shufflevector <16 x i16> [[VEC038]], <16 x i16> [[TMP25]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 16, i32 17, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+; GCN-NEXT:    [[TMP27:%.*]] = shufflevector <2 x i16> [[TMP19]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC0710:%.*]] = shufflevector <16 x i16> [[VEC059]], <16 x i16> [[TMP27]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 16, i32 17, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+; GCN-NEXT:    [[TMP29:%.*]] = shufflevector <2 x i16> [[TMP20]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC0911:%.*]] = shufflevector <16 x i16> [[VEC0710]], <16 x i16> [[TMP29]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 16, i32 17, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+; GCN-NEXT:    [[TMP31:%.*]] = shufflevector <2 x i16> [[TMP21]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC01112:%.*]] = shufflevector <16 x i16> [[VEC0911]], <16 x i16> [[TMP31]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 16, i32 17, i32 12, i32 13, i32 14, i32 15>
+; GCN-NEXT:    [[TMP33:%.*]] = shufflevector <2 x i16> [[TMP22]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[TMP58:%.*]] = shufflevector <16 x i16> [[VEC01112]], <16 x i16> [[TMP33]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 16, i32 17, i32 14, i32 15>
+; GCN-NEXT:    [[TMP60:%.*]] = shufflevector <2 x i16> [[TMP23]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC2157:%.*]] = shufflevector <16 x i16> [[TMP58]], <16 x i16> [[TMP60]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 16, i32 17>
+; GCN-NEXT:    [[TMP50:%.*]] = shufflevector <2 x i16> [[TMP0]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[TMP51:%.*]] = shufflevector <2 x i16> [[TMP1]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC231:%.*]] = shufflevector <16 x i16> [[TMP50]], <16 x i16> [[TMP51]], <16 x i32> <i32 0, i32 1, i32 16, i32 17, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+; GCN-NEXT:    [[TMP52:%.*]] = shufflevector <2 x i16> [[TMP2]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC252:%.*]] = shufflevector <16 x i16> [[VEC231]], <16 x i16> [[TMP52]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 16, i32 17, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+; GCN-NEXT:    [[TMP53:%.*]] = shufflevector <2 x i16> [[TMP3]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC273:%.*]] = shufflevector <16 x i16> [[VEC252]], <16 x i16> [[TMP53]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 16, i32 17, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+; GCN-NEXT:    [[TMP54:%.*]] = shufflevector <2 x i16> [[TMP4]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC294:%.*]] = shufflevector <16 x i16> [[VEC273]], <16 x i16> [[TMP54]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 16, i32 17, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+; GCN-NEXT:    [[TMP55:%.*]] = shufflevector <2 x i16> [[TMP5]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC2115:%.*]] = shufflevector <16 x i16> [[VEC294]], <16 x i16> [[TMP55]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 16, i32 17, i32 12, i32 13, i32 14, i32 15>
+; GCN-NEXT:    [[TMP56:%.*]] = shufflevector <2 x i16> [[TMP6]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC2136:%.*]] = shufflevector <16 x i16> [[VEC2115]], <16 x i16> [[TMP56]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 16, i32 17, i32 14, i32 15>
+; GCN-NEXT:    [[TMP59:%.*]] = shufflevector <2 x i16> [[TMP7]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC2151:%.*]] = shufflevector <16 x i16> [[VEC2136]], <16 x i16> [[TMP59]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 16, i32 17>
+; GCN-NEXT:    [[TMP57:%.*]] = shufflevector <2 x i16> [[TMP41]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC22:%.*]] = insertelement <16 x i16> [[TMP57]], i16 [[PHI2]], i64 2
+; GCN-NEXT:    [[VEC23:%.*]] = insertelement <16 x i16> [[VEC22]], i16 [[PHI3]], i64 3
+; GCN-NEXT:    [[VEC24:%.*]] = insertelement <16 x i16> [[VEC23]], i16 [[PHI4]], i64 4
+; GCN-NEXT:    [[VEC25:%.*]] = insertelement <16 x i16> [[VEC24]], i16 [[PHI5]], i64 5
+; GCN-NEXT:    [[VEC26:%.*]] = insertelement <16 x i16> [[VEC25]], i16 [[PHI6]], i64 6
+; GCN-NEXT:    [[VEC27:%.*]] = insertelement <16 x i16> [[VEC26]], i16 [[PHI7]], i64 7
+; GCN-NEXT:    [[VEC28:%.*]] = insertelement <16 x i16> [[VEC27]], i16 [[PHI8]], i64 8
+; GCN-NEXT:    [[VEC29:%.*]] = insertelement <16 x i16> [[VEC28]], i16 [[PHI9]], i64 9
+; GCN-NEXT:    [[VEC210:%.*]] = insertelement <16 x i16> [[VEC29]], i16 [[PHI10]], i64 10
+; GCN-NEXT:    [[VEC211:%.*]] = insertelement <16 x i16> [[VEC210]], i16 [[PHI11]], i64 11
+; GCN-NEXT:    [[VEC212:%.*]] = insertelement <16 x i16> [[VEC211]], i16 [[PHI12]], i64 12
+; GCN-NEXT:    [[VEC213:%.*]] = insertelement <16 x i16> [[VEC212]], i16 [[PHI13]], i64 13
+; GCN-NEXT:    [[TMP61:%.*]] = shufflevector <2 x i16> [[TMP42]], <2 x i16> poison, <16 x i32> <i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GCN-NEXT:    [[VEC2152:%.*]] = shufflevector <16 x i16> [[VEC213]], <16 x i16> [[TMP61]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 16, i32 17>
+; GCN-NEXT:    store <16 x i16> [[VEC2151]], ptr [[OUT]], align 32
+; GCN-NEXT:    store <16 x i16> [[VEC2157]], ptr [[OUT1]], align 32
+; GCN-NEXT:    store <16 x i16> [[VEC2152]], ptr [[OUT2]], align 32
+; GCN-NEXT:    ret void
+;
+entry:
+  %gep0 = getelementptr i16, ptr addrspace(3) %inptr0, i32 0
+  %ele0 = load i16, ptr addrspace(3) %gep0, align 8
+  %gep1 = getelementptr i16, ptr addrspace(3) %inptr0, i32 1
+  %ele1 = load i16, ptr addrspace(3) %gep1, align 1
+  %gep2 = getelementptr i16, ptr addrspace(3) %inptr0, i32 2
+  %ele2 = load i16, ptr addrspace(3) %gep2, align 2
+  %gep3 = getelementptr i16, ptr addrspace(3) %inptr0, i32 3
+  %ele3 = load i16, ptr addrspace(3) %gep3, align 1
+  %gep4 = getelementptr i16, ptr addrspace(3) %inptr0, i32 4
+  %ele4 = load i16, ptr addrspace(3) %gep4, align 8
+  %gep5 = getelementptr i16, ptr addrspace(3) %inptr0, i32 5
+  %ele5 = load i16, ptr addrspace(3) %gep5, align 1
+  %gep6 = getelementptr i16, ptr addrspace(3) %inptr0, i32 6
+  %ele6 = load i16, ptr addrspace(3) %gep6, align 2
+  %gep7 = getelementptr i16, ptr addrspace(3) %inptr0, i32 7
+  %ele7 = load i16, ptr addrspace(3) %gep7, align 1
+  %gep8 = getelementptr i16, ptr addrspace(3) %inptr0, i32 8
+  %ele8 = load i16, ptr addrspace(3) %gep8, align 8
+  %gep9 = getelementptr i16, ptr addrspace(3) %inptr0, i32 9
+  %ele9 = load i16, ptr addrspace(3) %gep9, align 1
+  %gep10 = getelementptr i16, ptr addrspace(3) %inptr0, i32 10
+  %ele10 = load i16, ptr addrspace(3) %gep10, align 2
+  %gep11 = getelementptr i16, ptr addrspace(3) %inptr0, i32 11
+  %ele11 = load i16, ptr addrspace(3) %gep11, align 1
+  %gep12 = getelementptr i16, ptr addrspace(3) %inptr0, i32 12
+  %ele12 = load i16, ptr addrspace(3) %gep12, align 8
+  %gep13 = getelementptr i16, ptr addrspace(3) %inptr0, i32 13
+  %ele13 = load i16, ptr addrspace(3) %gep13, align 1
+  %gep14 = getelementptr i16, ptr addrspace(3) %inptr0, i32 14
+  %ele14 = load i16, ptr addrspace(3) %gep14, align 2
+  %gep15 = getelementptr i16, ptr addrspace(3) %inptr0, i32 15
+  %ele15 = load i16, ptr addrspace(3) %gep15, align 1
+  br label %do.body
+
+do.body:
+  %phi0 = phi i16 [ %ele0, %entry ], [ %otherele0, %do.body ]
+  %phi1 = phi i16 [ %ele1, %entry ], [ %otherele1, %do.body ]
+  %phi2 = phi i16 [ %ele2, %entry ], [ %otherele2, %do.body ]
+  %phi3 = phi i16 [ %ele3, %entry ], [ %otherele3, %do.body ]
+  %phi4 = phi i16 [ %ele4, %entry ], [ %otherele4, %do.body ]
+  %phi5 = phi i16 [ %ele5, %entry ], [ %otherele5, %do.body ]
+  %phi6 = phi i16 [ %ele6, %entry ], [ %otherele6, %do.body ]
+  %phi7 = phi i16 [ %ele7, %entry ], [ %otherele7, %do.body ]
+  %phi8 = phi i16 [ %ele8, %entry ], [ %otherele8, %do.body ]
+  %phi9 = phi i16 [ %ele9, %entry ], [ %otherele9, %do.body ]
+  %phi10 = phi i16 [ %ele10, %entry ], [ %otherele10, %do.body ]
+  %phi11 = phi i16 [ %ele11, %entry ], [ %otherele11, %do.body ]
+  %phi12 = phi i16 [ %ele12, %entry ], [ %otherele12, %do.body ]
+  %phi13 = phi i16 [ %ele13, %entry ], [ %otherele13, %do.body ]
+  %phi14 = phi i16 [ %ele14, %entry ], [ %otherele14, %do.body ]
+  %phi15 = phi i16 [ %ele15, %entry ], [ %otherele15, %do.body ]
+
+  %otherele0 = load i16, ptr addrspace(3) %gep0, align 8
+  %otherele1 = load i16, ptr addrspace(3) %gep1, align 1
+  %otherele2 = load i16, ptr addrspace(3) %gep2, align 2
+  %otherele3 = load i16, ptr addrspace(3) %gep3, align 1
+  %otherele4 = load i16, ptr addrspace(3) %gep4, align 8
+  %otherele5 = load i16, ptr addrspace(3) %gep5, align 1
+  %otherele6 = load i16, ptr addrspace(3) %gep6, align 2
+  %otherele7 = load i16, ptr addrspace(3) %gep7, align 1
+  %otherele8 = load i16, ptr addrspace(3) %gep8, align 8
+  %otherele9 = load i16, ptr addrspace(3) %gep9, align 1
+  %otherele10 = load i16, ptr addrspace(3) %gep10, align 2
+  %otherele11 = load i16, ptr addrspace(3) %gep11, align 1
+  %otherele12 = load i16, ptr addrspace(3) %gep12, align 8
+  %otherele13 = load i16, ptr addrspace(3) %gep13, align 1
+  %otherele14 = load i16, ptr addrspace(3) %gep14, align 2
+  %otherele15 = load i16, ptr addrspace(3) %gep15, align 1
+  %cmp = icmp eq i32 %flag, 0
+  br i1 %cmp, label %exit, label %do.body
+
+exit:
+  %vec00 = insertelement <16 x i16> poison, i16 %othere...
[truncated]

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