[llvm] [AMDGPU] Enable vectorization of i8 values. (PR #134934)

Gheorghe-Teodor Bercea via llvm-commits llvm-commits at lists.llvm.org
Fri Apr 18 14:12:12 PDT 2025


https://github.com/doru1004 updated https://github.com/llvm/llvm-project/pull/134934

>From 571d10018915a7098306a524dcffb3154c26d01b Mon Sep 17 00:00:00 2001
From: Doru Bercea <doru.bercea at amd.com>
Date: Mon, 7 Apr 2025 11:03:20 -0400
Subject: [PATCH] Enable vectorization of i8 values.

---
 .../AMDGPU/AMDGPUTargetTransformInfo.cpp      |  35 +-
 .../Target/AMDGPU/AMDGPUTargetTransformInfo.h |  14 +
 .../AMDGPU/vectorize-i8-as-i32.ll             | 959 ++++++++++++++++++
 3 files changed, 1005 insertions(+), 3 deletions(-)
 create mode 100644 llvm/test/Transforms/SLPVectorizer/AMDGPU/vectorize-i8-as-i32.ll

diff --git a/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp b/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp
index 09f7877b13b3a..41a38451bc4e0 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp
@@ -344,9 +344,10 @@ unsigned GCNTTIImpl::getMinVectorRegisterBitWidth() const {
 unsigned GCNTTIImpl::getMaximumVF(unsigned ElemWidth, unsigned Opcode) const {
   if (Opcode == Instruction::Load || Opcode == Instruction::Store)
     return 32 * 4 / ElemWidth;
-  return (ElemWidth == 16 && ST->has16BitInsts()) ? 2
-       : (ElemWidth == 32 && ST->hasPackedFP32Ops()) ? 2
-       : 1;
+  return ElemWidth == 8                                ? 4
+         : (ElemWidth == 16 && ST->has16BitInsts())    ? 2
+         : (ElemWidth == 32 && ST->hasPackedFP32Ops()) ? 2
+                                                       : 1;
 }
 
 unsigned GCNTTIImpl::getLoadVectorFactor(unsigned VF, unsigned LoadSize,
@@ -562,6 +563,7 @@ InstructionCost GCNTTIImpl::getArithmeticInstrCost(
     if (ST->has16BitInsts() && SLT == MVT::i16)
       NElts = (NElts + 1) / 2;
 
+    // i32
     return LT.first * NElts * getFullRateInstrCost();
   case ISD::MUL: {
     const int QuarterRateCost = getQuarterRateInstrCost(CostKind);
@@ -1423,3 +1425,30 @@ void GCNTTIImpl::collectKernelLaunchBounds(
   LB.push_back({"amdgpu-waves-per-eu[0]", WavesPerEU.first});
   LB.push_back({"amdgpu-waves-per-eu[1]", WavesPerEU.second});
 }
+
+InstructionCost GCNTTIImpl::getMemoryOpCost(unsigned Opcode, Type *Src,
+                                            Align Alignment,
+                                            unsigned AddressSpace,
+                                            TTI::TargetCostKind CostKind,
+                                            TTI::OperandValueInfo OpInfo,
+                                            const Instruction *I) {
+  if (VectorType *VecTy = dyn_cast<VectorType>(Src))
+    if (Opcode == Instruction::Load &&
+        VecTy->getElementType() ==
+            IntegerType::getInt8Ty(VecTy->getContext())) {
+      unsigned ElementCount = VecTy->getElementCount().getFixedValue();
+      return ((ElementCount - 1) / 4) + 1;
+    }
+  return BaseT::getMemoryOpCost(Opcode, Src, Alignment, AddressSpace, CostKind,
+                                OpInfo, I);
+}
+
+unsigned GCNTTIImpl::getNumberOfParts(Type *Tp) {
+  if (VectorType *VecTy = dyn_cast<VectorType>(Tp))
+    if (VecTy->getElementType() ==
+        IntegerType::getInt8Ty(VecTy->getContext())) {
+      unsigned ElementCount = VecTy->getElementCount().getFixedValue();
+      return ((ElementCount - 1) / 4) + 1;
+    }
+  return BaseT::getNumberOfParts(Tp);
+}
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h b/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h
index f5062070ac6f4..dcd3c70fbe4b6 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h
+++ b/llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h
@@ -282,6 +282,20 @@ class GCNTTIImpl final : public BasicTTIImplBase<GCNTTIImpl> {
   void collectKernelLaunchBounds(
       const Function &F,
       SmallVectorImpl<std::pair<StringRef, int64_t>> &LB) const;
+
+  /// Account for loads of i8 vector types to have reduced cost. For
+  /// example the cost of load 4 i8s values is one is the cost of loading
+  /// a single i32 value.
+  InstructionCost getMemoryOpCost(
+      unsigned Opcode, Type *Src, Align Alignment, unsigned AddressSpace,
+      TTI::TargetCostKind CostKind,
+      TTI::OperandValueInfo OpInfo = {TTI::OK_AnyValue, TTI::OP_None},
+      const Instruction *I = nullptr);
+
+  /// When counting parts on AMD GPUs, account for i8s being grouped
+  /// together under a single i32 value. Otherwise fall back to base
+  /// implementation.
+  unsigned getNumberOfParts(Type *Tp);
 };
 
 } // end namespace llvm
diff --git a/llvm/test/Transforms/SLPVectorizer/AMDGPU/vectorize-i8-as-i32.ll b/llvm/test/Transforms/SLPVectorizer/AMDGPU/vectorize-i8-as-i32.ll
new file mode 100644
index 0000000000000..058558d36068b
--- /dev/null
+++ b/llvm/test/Transforms/SLPVectorizer/AMDGPU/vectorize-i8-as-i32.ll
@@ -0,0 +1,959 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
+; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=hawaii -passes=slp-vectorizer %s | FileCheck -check-prefix=GFX7 %s
+; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=fiji -passes=slp-vectorizer %s | FileCheck -check-prefix=GFX8 %s
+; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -passes=slp-vectorizer %s | FileCheck -check-prefix=GFX9 %s
+
+define protected amdgpu_kernel void @arith_1(<16 x i8> %invec, ptr %out, i32 %flag) {
+; GFX7-LABEL: define protected amdgpu_kernel void @arith_1(
+; GFX7-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0:[0-9]+]] {
+; GFX7-NEXT:  [[ENTRY:.*:]]
+; GFX7-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX7-NEXT:    [[MUL0:%.*]] = mul i8 [[EL0]], 1
+; GFX7-NEXT:    [[ADD0:%.*]] = add i8 [[MUL0]], 1
+; GFX7-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD0]], i64 0
+; GFX7-NEXT:    store <16 x i8> [[VECINS0]], ptr [[OUT]], align 16
+; GFX7-NEXT:    ret void
+;
+; GFX8-LABEL: define protected amdgpu_kernel void @arith_1(
+; GFX8-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0:[0-9]+]] {
+; GFX8-NEXT:  [[ENTRY:.*:]]
+; GFX8-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX8-NEXT:    [[MUL0:%.*]] = mul i8 [[EL0]], 1
+; GFX8-NEXT:    [[ADD0:%.*]] = add i8 [[MUL0]], 1
+; GFX8-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD0]], i64 0
+; GFX8-NEXT:    store <16 x i8> [[VECINS0]], ptr [[OUT]], align 16
+; GFX8-NEXT:    ret void
+;
+; GFX9-LABEL: define protected amdgpu_kernel void @arith_1(
+; GFX9-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0:[0-9]+]] {
+; GFX9-NEXT:  [[ENTRY:.*:]]
+; GFX9-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX9-NEXT:    [[MUL0:%.*]] = mul i8 [[EL0]], 1
+; GFX9-NEXT:    [[ADD0:%.*]] = add i8 [[MUL0]], 1
+; GFX9-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD0]], i64 0
+; GFX9-NEXT:    store <16 x i8> [[VECINS0]], ptr [[OUT]], align 16
+; GFX9-NEXT:    ret void
+;
+entry:
+  %el0 = extractelement <16 x i8> %invec, i64  0
+  %mul0 = mul i8 %el0, 1
+  %add0 = add i8 %mul0, 1
+  %vecins0 = insertelement <16 x i8> poison, i8 %add0, i64 0
+  store <16 x i8> %vecins0, ptr %out
+  ret void
+}
+
+define protected amdgpu_kernel void @arith_2(<16 x i8> %invec, ptr %out, i32 %flag) {
+; GFX7-LABEL: define protected amdgpu_kernel void @arith_2(
+; GFX7-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX7-NEXT:  [[ENTRY:.*:]]
+; GFX7-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX7-NEXT:    [[EL1:%.*]] = extractelement <16 x i8> [[INVEC]], i64 1
+; GFX7-NEXT:    [[MUL0:%.*]] = mul i8 [[EL0]], 1
+; GFX7-NEXT:    [[MUL1:%.*]] = mul i8 [[EL1]], 1
+; GFX7-NEXT:    [[ADD0:%.*]] = add i8 [[MUL0]], 1
+; GFX7-NEXT:    [[ADD1:%.*]] = add i8 [[MUL1]], 1
+; GFX7-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD0]], i64 0
+; GFX7-NEXT:    [[TMP3:%.*]] = insertelement <16 x i8> [[VECINS0]], i8 [[ADD1]], i64 1
+; GFX7-NEXT:    store <16 x i8> [[TMP3]], ptr [[OUT]], align 16
+; GFX7-NEXT:    ret void
+;
+; GFX8-LABEL: define protected amdgpu_kernel void @arith_2(
+; GFX8-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX8-NEXT:  [[ENTRY:.*:]]
+; GFX8-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX8-NEXT:    [[EL1:%.*]] = extractelement <16 x i8> [[INVEC]], i64 1
+; GFX8-NEXT:    [[MUL0:%.*]] = mul i8 [[EL0]], 1
+; GFX8-NEXT:    [[MUL1:%.*]] = mul i8 [[EL1]], 1
+; GFX8-NEXT:    [[ADD0:%.*]] = add i8 [[MUL0]], 1
+; GFX8-NEXT:    [[ADD1:%.*]] = add i8 [[MUL1]], 1
+; GFX8-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD0]], i64 0
+; GFX8-NEXT:    [[TMP3:%.*]] = insertelement <16 x i8> [[VECINS0]], i8 [[ADD1]], i64 1
+; GFX8-NEXT:    store <16 x i8> [[TMP3]], ptr [[OUT]], align 16
+; GFX8-NEXT:    ret void
+;
+; GFX9-LABEL: define protected amdgpu_kernel void @arith_2(
+; GFX9-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX9-NEXT:  [[ENTRY:.*:]]
+; GFX9-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX9-NEXT:    [[EL1:%.*]] = extractelement <16 x i8> [[INVEC]], i64 1
+; GFX9-NEXT:    [[MUL0:%.*]] = mul i8 [[EL0]], 1
+; GFX9-NEXT:    [[MUL1:%.*]] = mul i8 [[EL1]], 1
+; GFX9-NEXT:    [[ADD0:%.*]] = add i8 [[MUL0]], 1
+; GFX9-NEXT:    [[ADD1:%.*]] = add i8 [[MUL1]], 1
+; GFX9-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD0]], i64 0
+; GFX9-NEXT:    [[TMP3:%.*]] = insertelement <16 x i8> [[VECINS0]], i8 [[ADD1]], i64 1
+; GFX9-NEXT:    store <16 x i8> [[TMP3]], ptr [[OUT]], align 16
+; GFX9-NEXT:    ret void
+;
+entry:
+  %el0 = extractelement <16 x i8> %invec, i64  0
+  %el1 = extractelement <16 x i8> %invec, i64  1
+  %mul0 = mul i8 %el0, 1
+  %mul1 = mul i8 %el1, 1
+  %add0 = add i8 %mul0, 1
+  %add1 = add i8 %mul1, 1
+  %vecins0 = insertelement <16 x i8> poison, i8 %add0, i64 0
+  %vecins1 = insertelement <16 x i8> %vecins0, i8 %add1, i64 1
+  store <16 x i8> %vecins1, ptr %out
+  ret void
+}
+
+define protected amdgpu_kernel void @arith_3(<16 x i8> %invec, ptr %out, i32 %flag) {
+; GFX7-LABEL: define protected amdgpu_kernel void @arith_3(
+; GFX7-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX7-NEXT:  [[ENTRY:.*:]]
+; GFX7-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX7-NEXT:    [[EL1:%.*]] = extractelement <16 x i8> [[INVEC]], i64 1
+; GFX7-NEXT:    [[EL2:%.*]] = extractelement <16 x i8> [[INVEC]], i64 2
+; GFX7-NEXT:    [[MUL2:%.*]] = mul i8 [[EL0]], 1
+; GFX7-NEXT:    [[MUL1:%.*]] = mul i8 [[EL1]], 1
+; GFX7-NEXT:    [[MUL3:%.*]] = mul i8 [[EL2]], 1
+; GFX7-NEXT:    [[ADD2:%.*]] = add i8 [[MUL2]], 1
+; GFX7-NEXT:    [[ADD1:%.*]] = add i8 [[MUL1]], 1
+; GFX7-NEXT:    [[ADD3:%.*]] = add i8 [[MUL3]], 1
+; GFX7-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD2]], i64 0
+; GFX7-NEXT:    [[VECINS1:%.*]] = insertelement <16 x i8> [[VECINS0]], i8 [[ADD1]], i64 1
+; GFX7-NEXT:    [[VECINS2:%.*]] = insertelement <16 x i8> [[VECINS1]], i8 [[ADD3]], i64 2
+; GFX7-NEXT:    store <16 x i8> [[VECINS2]], ptr [[OUT]], align 16
+; GFX7-NEXT:    ret void
+;
+; GFX8-LABEL: define protected amdgpu_kernel void @arith_3(
+; GFX8-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX8-NEXT:  [[ENTRY:.*:]]
+; GFX8-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX8-NEXT:    [[EL1:%.*]] = extractelement <16 x i8> [[INVEC]], i64 1
+; GFX8-NEXT:    [[EL2:%.*]] = extractelement <16 x i8> [[INVEC]], i64 2
+; GFX8-NEXT:    [[MUL2:%.*]] = mul i8 [[EL0]], 1
+; GFX8-NEXT:    [[MUL1:%.*]] = mul i8 [[EL1]], 1
+; GFX8-NEXT:    [[MUL3:%.*]] = mul i8 [[EL2]], 1
+; GFX8-NEXT:    [[ADD2:%.*]] = add i8 [[MUL2]], 1
+; GFX8-NEXT:    [[ADD1:%.*]] = add i8 [[MUL1]], 1
+; GFX8-NEXT:    [[ADD3:%.*]] = add i8 [[MUL3]], 1
+; GFX8-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD2]], i64 0
+; GFX8-NEXT:    [[VECINS1:%.*]] = insertelement <16 x i8> [[VECINS0]], i8 [[ADD1]], i64 1
+; GFX8-NEXT:    [[VECINS2:%.*]] = insertelement <16 x i8> [[VECINS1]], i8 [[ADD3]], i64 2
+; GFX8-NEXT:    store <16 x i8> [[VECINS2]], ptr [[OUT]], align 16
+; GFX8-NEXT:    ret void
+;
+; GFX9-LABEL: define protected amdgpu_kernel void @arith_3(
+; GFX9-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX9-NEXT:  [[ENTRY:.*:]]
+; GFX9-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX9-NEXT:    [[EL1:%.*]] = extractelement <16 x i8> [[INVEC]], i64 1
+; GFX9-NEXT:    [[EL2:%.*]] = extractelement <16 x i8> [[INVEC]], i64 2
+; GFX9-NEXT:    [[MUL2:%.*]] = mul i8 [[EL0]], 1
+; GFX9-NEXT:    [[MUL1:%.*]] = mul i8 [[EL1]], 1
+; GFX9-NEXT:    [[MUL3:%.*]] = mul i8 [[EL2]], 1
+; GFX9-NEXT:    [[ADD2:%.*]] = add i8 [[MUL2]], 1
+; GFX9-NEXT:    [[ADD1:%.*]] = add i8 [[MUL1]], 1
+; GFX9-NEXT:    [[ADD3:%.*]] = add i8 [[MUL3]], 1
+; GFX9-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD2]], i64 0
+; GFX9-NEXT:    [[VECINS1:%.*]] = insertelement <16 x i8> [[VECINS0]], i8 [[ADD1]], i64 1
+; GFX9-NEXT:    [[VECINS2:%.*]] = insertelement <16 x i8> [[VECINS1]], i8 [[ADD3]], i64 2
+; GFX9-NEXT:    store <16 x i8> [[VECINS2]], ptr [[OUT]], align 16
+; GFX9-NEXT:    ret void
+;
+entry:
+  %el0 = extractelement <16 x i8> %invec, i64  0
+  %el1 = extractelement <16 x i8> %invec, i64  1
+  %el2 = extractelement <16 x i8> %invec, i64  2
+  %mul0 = mul i8 %el0, 1
+  %mul1 = mul i8 %el1, 1
+  %mul2 = mul i8 %el2, 1
+  %add0 = add i8 %mul0, 1
+  %add1 = add i8 %mul1, 1
+  %add2 = add i8 %mul2, 1
+  %vecins0 = insertelement <16 x i8> poison, i8 %add0, i64 0
+  %vecins1 = insertelement <16 x i8> %vecins0, i8 %add1, i64 1
+  %vecins2 = insertelement <16 x i8> %vecins1, i8 %add2, i64 2
+  store <16 x i8> %vecins2, ptr %out
+  ret void
+}
+
+define protected amdgpu_kernel void @arith_4(<16 x i8> %invec, ptr %out, i32 %flag) {
+; GFX7-LABEL: define protected amdgpu_kernel void @arith_4(
+; GFX7-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX7-NEXT:  [[ENTRY:.*:]]
+; GFX7-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX7-NEXT:    [[EL1:%.*]] = extractelement <16 x i8> [[INVEC]], i64 1
+; GFX7-NEXT:    [[EL2:%.*]] = extractelement <16 x i8> [[INVEC]], i64 2
+; GFX7-NEXT:    [[EL3:%.*]] = extractelement <16 x i8> [[INVEC]], i64 3
+; GFX7-NEXT:    [[MUL0:%.*]] = mul i8 [[EL0]], 1
+; GFX7-NEXT:    [[MUL1:%.*]] = mul i8 [[EL1]], 1
+; GFX7-NEXT:    [[MUL2:%.*]] = mul i8 [[EL2]], 1
+; GFX7-NEXT:    [[MUL3:%.*]] = mul i8 [[EL3]], 1
+; GFX7-NEXT:    [[ADD0:%.*]] = add i8 [[MUL0]], 1
+; GFX7-NEXT:    [[ADD1:%.*]] = add i8 [[MUL1]], 1
+; GFX7-NEXT:    [[ADD2:%.*]] = add i8 [[MUL2]], 1
+; GFX7-NEXT:    [[ADD3:%.*]] = add i8 [[MUL3]], 1
+; GFX7-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD0]], i64 0
+; GFX7-NEXT:    [[VECINS1:%.*]] = insertelement <16 x i8> [[VECINS0]], i8 [[ADD1]], i64 1
+; GFX7-NEXT:    [[VECINS2:%.*]] = insertelement <16 x i8> [[VECINS1]], i8 [[ADD2]], i64 2
+; GFX7-NEXT:    [[TMP3:%.*]] = insertelement <16 x i8> [[VECINS2]], i8 [[ADD3]], i64 3
+; GFX7-NEXT:    store <16 x i8> [[TMP3]], ptr [[OUT]], align 16
+; GFX7-NEXT:    ret void
+;
+; GFX8-LABEL: define protected amdgpu_kernel void @arith_4(
+; GFX8-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX8-NEXT:  [[ENTRY:.*:]]
+; GFX8-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX8-NEXT:    [[EL1:%.*]] = extractelement <16 x i8> [[INVEC]], i64 1
+; GFX8-NEXT:    [[EL2:%.*]] = extractelement <16 x i8> [[INVEC]], i64 2
+; GFX8-NEXT:    [[EL3:%.*]] = extractelement <16 x i8> [[INVEC]], i64 3
+; GFX8-NEXT:    [[MUL0:%.*]] = mul i8 [[EL0]], 1
+; GFX8-NEXT:    [[MUL1:%.*]] = mul i8 [[EL1]], 1
+; GFX8-NEXT:    [[MUL2:%.*]] = mul i8 [[EL2]], 1
+; GFX8-NEXT:    [[MUL3:%.*]] = mul i8 [[EL3]], 1
+; GFX8-NEXT:    [[ADD0:%.*]] = add i8 [[MUL0]], 1
+; GFX8-NEXT:    [[ADD1:%.*]] = add i8 [[MUL1]], 1
+; GFX8-NEXT:    [[ADD2:%.*]] = add i8 [[MUL2]], 1
+; GFX8-NEXT:    [[ADD3:%.*]] = add i8 [[MUL3]], 1
+; GFX8-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD0]], i64 0
+; GFX8-NEXT:    [[VECINS1:%.*]] = insertelement <16 x i8> [[VECINS0]], i8 [[ADD1]], i64 1
+; GFX8-NEXT:    [[VECINS2:%.*]] = insertelement <16 x i8> [[VECINS1]], i8 [[ADD2]], i64 2
+; GFX8-NEXT:    [[TMP3:%.*]] = insertelement <16 x i8> [[VECINS2]], i8 [[ADD3]], i64 3
+; GFX8-NEXT:    store <16 x i8> [[TMP3]], ptr [[OUT]], align 16
+; GFX8-NEXT:    ret void
+;
+; GFX9-LABEL: define protected amdgpu_kernel void @arith_4(
+; GFX9-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX9-NEXT:  [[ENTRY:.*:]]
+; GFX9-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX9-NEXT:    [[EL1:%.*]] = extractelement <16 x i8> [[INVEC]], i64 1
+; GFX9-NEXT:    [[EL2:%.*]] = extractelement <16 x i8> [[INVEC]], i64 2
+; GFX9-NEXT:    [[EL3:%.*]] = extractelement <16 x i8> [[INVEC]], i64 3
+; GFX9-NEXT:    [[MUL0:%.*]] = mul i8 [[EL0]], 1
+; GFX9-NEXT:    [[MUL1:%.*]] = mul i8 [[EL1]], 1
+; GFX9-NEXT:    [[MUL2:%.*]] = mul i8 [[EL2]], 1
+; GFX9-NEXT:    [[MUL3:%.*]] = mul i8 [[EL3]], 1
+; GFX9-NEXT:    [[ADD0:%.*]] = add i8 [[MUL0]], 1
+; GFX9-NEXT:    [[ADD1:%.*]] = add i8 [[MUL1]], 1
+; GFX9-NEXT:    [[ADD2:%.*]] = add i8 [[MUL2]], 1
+; GFX9-NEXT:    [[ADD3:%.*]] = add i8 [[MUL3]], 1
+; GFX9-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD0]], i64 0
+; GFX9-NEXT:    [[VECINS1:%.*]] = insertelement <16 x i8> [[VECINS0]], i8 [[ADD1]], i64 1
+; GFX9-NEXT:    [[VECINS2:%.*]] = insertelement <16 x i8> [[VECINS1]], i8 [[ADD2]], i64 2
+; GFX9-NEXT:    [[TMP3:%.*]] = insertelement <16 x i8> [[VECINS2]], i8 [[ADD3]], i64 3
+; GFX9-NEXT:    store <16 x i8> [[TMP3]], ptr [[OUT]], align 16
+; GFX9-NEXT:    ret void
+;
+entry:
+  %el0 = extractelement <16 x i8> %invec, i64  0
+  %el1 = extractelement <16 x i8> %invec, i64  1
+  %el2 = extractelement <16 x i8> %invec, i64  2
+  %el3 = extractelement <16 x i8> %invec, i64  3
+  %mul0 = mul i8 %el0, 1
+  %mul1 = mul i8 %el1, 1
+  %mul2 = mul i8 %el2, 1
+  %mul3 = mul i8 %el3, 1
+  %add0 = add i8 %mul0, 1
+  %add1 = add i8 %mul1, 1
+  %add2 = add i8 %mul2, 1
+  %add3 = add i8 %mul3, 1
+  %vecins0 = insertelement <16 x i8> poison, i8 %add0, i64 0
+  %vecins1 = insertelement <16 x i8> %vecins0, i8 %add1, i64 1
+  %vecins2 = insertelement <16 x i8> %vecins1, i8 %add2, i64 2
+  %vecins3 = insertelement <16 x i8> %vecins2, i8 %add3, i64 3
+  store <16 x i8> %vecins3, ptr %out
+  ret void
+}
+
+define protected amdgpu_kernel void @arith_16(<16 x i8> %invec, ptr %out, i32 %flag) {
+; GFX7-LABEL: define protected amdgpu_kernel void @arith_16(
+; GFX7-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX7-NEXT:  [[ENTRY:.*:]]
+; GFX7-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX7-NEXT:    [[EL1:%.*]] = extractelement <16 x i8> [[INVEC]], i64 1
+; GFX7-NEXT:    [[EL2:%.*]] = extractelement <16 x i8> [[INVEC]], i64 2
+; GFX7-NEXT:    [[EL3:%.*]] = extractelement <16 x i8> [[INVEC]], i64 3
+; GFX7-NEXT:    [[EL4:%.*]] = extractelement <16 x i8> [[INVEC]], i64 4
+; GFX7-NEXT:    [[EL5:%.*]] = extractelement <16 x i8> [[INVEC]], i64 5
+; GFX7-NEXT:    [[EL6:%.*]] = extractelement <16 x i8> [[INVEC]], i64 6
+; GFX7-NEXT:    [[EL7:%.*]] = extractelement <16 x i8> [[INVEC]], i64 7
+; GFX7-NEXT:    [[EL8:%.*]] = extractelement <16 x i8> [[INVEC]], i64 8
+; GFX7-NEXT:    [[EL9:%.*]] = extractelement <16 x i8> [[INVEC]], i64 9
+; GFX7-NEXT:    [[EL10:%.*]] = extractelement <16 x i8> [[INVEC]], i64 10
+; GFX7-NEXT:    [[EL11:%.*]] = extractelement <16 x i8> [[INVEC]], i64 11
+; GFX7-NEXT:    [[EL12:%.*]] = extractelement <16 x i8> [[INVEC]], i64 12
+; GFX7-NEXT:    [[EL13:%.*]] = extractelement <16 x i8> [[INVEC]], i64 13
+; GFX7-NEXT:    [[EL14:%.*]] = extractelement <16 x i8> [[INVEC]], i64 14
+; GFX7-NEXT:    [[EL15:%.*]] = extractelement <16 x i8> [[INVEC]], i64 15
+; GFX7-NEXT:    [[MUL0:%.*]] = mul i8 [[EL0]], 1
+; GFX7-NEXT:    [[MUL1:%.*]] = mul i8 [[EL1]], 1
+; GFX7-NEXT:    [[MUL2:%.*]] = mul i8 [[EL2]], 1
+; GFX7-NEXT:    [[MUL3:%.*]] = mul i8 [[EL3]], 1
+; GFX7-NEXT:    [[MUL4:%.*]] = mul i8 [[EL4]], 1
+; GFX7-NEXT:    [[MUL5:%.*]] = mul i8 [[EL5]], 1
+; GFX7-NEXT:    [[MUL6:%.*]] = mul i8 [[EL6]], 1
+; GFX7-NEXT:    [[MUL7:%.*]] = mul i8 [[EL7]], 1
+; GFX7-NEXT:    [[MUL8:%.*]] = mul i8 [[EL8]], 1
+; GFX7-NEXT:    [[MUL9:%.*]] = mul i8 [[EL9]], 1
+; GFX7-NEXT:    [[MUL10:%.*]] = mul i8 [[EL10]], 1
+; GFX7-NEXT:    [[MUL11:%.*]] = mul i8 [[EL11]], 1
+; GFX7-NEXT:    [[MUL12:%.*]] = mul i8 [[EL12]], 1
+; GFX7-NEXT:    [[MUL13:%.*]] = mul i8 [[EL13]], 1
+; GFX7-NEXT:    [[MUL14:%.*]] = mul i8 [[EL14]], 1
+; GFX7-NEXT:    [[MUL15:%.*]] = mul i8 [[EL15]], 1
+; GFX7-NEXT:    [[ADD0:%.*]] = add i8 [[MUL0]], 1
+; GFX7-NEXT:    [[ADD1:%.*]] = add i8 [[MUL1]], 1
+; GFX7-NEXT:    [[ADD2:%.*]] = add i8 [[MUL2]], 1
+; GFX7-NEXT:    [[ADD3:%.*]] = add i8 [[MUL3]], 1
+; GFX7-NEXT:    [[ADD4:%.*]] = add i8 [[MUL4]], 1
+; GFX7-NEXT:    [[ADD5:%.*]] = add i8 [[MUL5]], 1
+; GFX7-NEXT:    [[ADD6:%.*]] = add i8 [[MUL6]], 1
+; GFX7-NEXT:    [[ADD7:%.*]] = add i8 [[MUL7]], 1
+; GFX7-NEXT:    [[ADD8:%.*]] = add i8 [[MUL8]], 1
+; GFX7-NEXT:    [[ADD9:%.*]] = add i8 [[MUL9]], 1
+; GFX7-NEXT:    [[ADD10:%.*]] = add i8 [[MUL10]], 1
+; GFX7-NEXT:    [[ADD11:%.*]] = add i8 [[MUL11]], 1
+; GFX7-NEXT:    [[ADD12:%.*]] = add i8 [[MUL12]], 1
+; GFX7-NEXT:    [[ADD13:%.*]] = add i8 [[MUL13]], 1
+; GFX7-NEXT:    [[ADD14:%.*]] = add i8 [[MUL14]], 1
+; GFX7-NEXT:    [[ADD15:%.*]] = add i8 [[MUL15]], 1
+; GFX7-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD0]], i64 0
+; GFX7-NEXT:    [[VECINS1:%.*]] = insertelement <16 x i8> [[VECINS0]], i8 [[ADD1]], i64 1
+; GFX7-NEXT:    [[VECINS2:%.*]] = insertelement <16 x i8> [[VECINS1]], i8 [[ADD2]], i64 2
+; GFX7-NEXT:    [[VECINS3:%.*]] = insertelement <16 x i8> [[VECINS2]], i8 [[ADD3]], i64 3
+; GFX7-NEXT:    [[VECINS4:%.*]] = insertelement <16 x i8> [[VECINS3]], i8 [[ADD4]], i64 4
+; GFX7-NEXT:    [[VECINS5:%.*]] = insertelement <16 x i8> [[VECINS4]], i8 [[ADD5]], i64 5
+; GFX7-NEXT:    [[VECINS6:%.*]] = insertelement <16 x i8> [[VECINS5]], i8 [[ADD6]], i64 6
+; GFX7-NEXT:    [[VECINS7:%.*]] = insertelement <16 x i8> [[VECINS6]], i8 [[ADD7]], i64 7
+; GFX7-NEXT:    [[VECINS8:%.*]] = insertelement <16 x i8> [[VECINS7]], i8 [[ADD8]], i64 8
+; GFX7-NEXT:    [[VECINS9:%.*]] = insertelement <16 x i8> [[VECINS8]], i8 [[ADD9]], i64 9
+; GFX7-NEXT:    [[VECINS10:%.*]] = insertelement <16 x i8> [[VECINS9]], i8 [[ADD10]], i64 10
+; GFX7-NEXT:    [[VECINS11:%.*]] = insertelement <16 x i8> [[VECINS10]], i8 [[ADD11]], i64 11
+; GFX7-NEXT:    [[VECINS12:%.*]] = insertelement <16 x i8> [[VECINS11]], i8 [[ADD12]], i64 12
+; GFX7-NEXT:    [[VECINS13:%.*]] = insertelement <16 x i8> [[VECINS12]], i8 [[ADD13]], i64 13
+; GFX7-NEXT:    [[VECINS14:%.*]] = insertelement <16 x i8> [[VECINS13]], i8 [[ADD14]], i64 14
+; GFX7-NEXT:    [[VECINS153:%.*]] = insertelement <16 x i8> [[VECINS14]], i8 [[ADD15]], i64 15
+; GFX7-NEXT:    store <16 x i8> [[VECINS153]], ptr [[OUT]], align 16
+; GFX7-NEXT:    ret void
+;
+; GFX8-LABEL: define protected amdgpu_kernel void @arith_16(
+; GFX8-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX8-NEXT:  [[ENTRY:.*:]]
+; GFX8-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX8-NEXT:    [[EL1:%.*]] = extractelement <16 x i8> [[INVEC]], i64 1
+; GFX8-NEXT:    [[EL2:%.*]] = extractelement <16 x i8> [[INVEC]], i64 2
+; GFX8-NEXT:    [[EL3:%.*]] = extractelement <16 x i8> [[INVEC]], i64 3
+; GFX8-NEXT:    [[EL4:%.*]] = extractelement <16 x i8> [[INVEC]], i64 4
+; GFX8-NEXT:    [[EL5:%.*]] = extractelement <16 x i8> [[INVEC]], i64 5
+; GFX8-NEXT:    [[EL6:%.*]] = extractelement <16 x i8> [[INVEC]], i64 6
+; GFX8-NEXT:    [[EL7:%.*]] = extractelement <16 x i8> [[INVEC]], i64 7
+; GFX8-NEXT:    [[EL8:%.*]] = extractelement <16 x i8> [[INVEC]], i64 8
+; GFX8-NEXT:    [[EL9:%.*]] = extractelement <16 x i8> [[INVEC]], i64 9
+; GFX8-NEXT:    [[EL10:%.*]] = extractelement <16 x i8> [[INVEC]], i64 10
+; GFX8-NEXT:    [[EL11:%.*]] = extractelement <16 x i8> [[INVEC]], i64 11
+; GFX8-NEXT:    [[EL12:%.*]] = extractelement <16 x i8> [[INVEC]], i64 12
+; GFX8-NEXT:    [[EL13:%.*]] = extractelement <16 x i8> [[INVEC]], i64 13
+; GFX8-NEXT:    [[EL14:%.*]] = extractelement <16 x i8> [[INVEC]], i64 14
+; GFX8-NEXT:    [[EL15:%.*]] = extractelement <16 x i8> [[INVEC]], i64 15
+; GFX8-NEXT:    [[MUL0:%.*]] = mul i8 [[EL0]], 1
+; GFX8-NEXT:    [[MUL1:%.*]] = mul i8 [[EL1]], 1
+; GFX8-NEXT:    [[MUL2:%.*]] = mul i8 [[EL2]], 1
+; GFX8-NEXT:    [[MUL3:%.*]] = mul i8 [[EL3]], 1
+; GFX8-NEXT:    [[MUL4:%.*]] = mul i8 [[EL4]], 1
+; GFX8-NEXT:    [[MUL5:%.*]] = mul i8 [[EL5]], 1
+; GFX8-NEXT:    [[MUL6:%.*]] = mul i8 [[EL6]], 1
+; GFX8-NEXT:    [[MUL7:%.*]] = mul i8 [[EL7]], 1
+; GFX8-NEXT:    [[MUL8:%.*]] = mul i8 [[EL8]], 1
+; GFX8-NEXT:    [[MUL9:%.*]] = mul i8 [[EL9]], 1
+; GFX8-NEXT:    [[MUL10:%.*]] = mul i8 [[EL10]], 1
+; GFX8-NEXT:    [[MUL11:%.*]] = mul i8 [[EL11]], 1
+; GFX8-NEXT:    [[MUL12:%.*]] = mul i8 [[EL12]], 1
+; GFX8-NEXT:    [[MUL13:%.*]] = mul i8 [[EL13]], 1
+; GFX8-NEXT:    [[MUL14:%.*]] = mul i8 [[EL14]], 1
+; GFX8-NEXT:    [[MUL15:%.*]] = mul i8 [[EL15]], 1
+; GFX8-NEXT:    [[ADD0:%.*]] = add i8 [[MUL0]], 1
+; GFX8-NEXT:    [[ADD1:%.*]] = add i8 [[MUL1]], 1
+; GFX8-NEXT:    [[ADD2:%.*]] = add i8 [[MUL2]], 1
+; GFX8-NEXT:    [[ADD3:%.*]] = add i8 [[MUL3]], 1
+; GFX8-NEXT:    [[ADD4:%.*]] = add i8 [[MUL4]], 1
+; GFX8-NEXT:    [[ADD5:%.*]] = add i8 [[MUL5]], 1
+; GFX8-NEXT:    [[ADD6:%.*]] = add i8 [[MUL6]], 1
+; GFX8-NEXT:    [[ADD7:%.*]] = add i8 [[MUL7]], 1
+; GFX8-NEXT:    [[ADD8:%.*]] = add i8 [[MUL8]], 1
+; GFX8-NEXT:    [[ADD9:%.*]] = add i8 [[MUL9]], 1
+; GFX8-NEXT:    [[ADD10:%.*]] = add i8 [[MUL10]], 1
+; GFX8-NEXT:    [[ADD11:%.*]] = add i8 [[MUL11]], 1
+; GFX8-NEXT:    [[ADD12:%.*]] = add i8 [[MUL12]], 1
+; GFX8-NEXT:    [[ADD13:%.*]] = add i8 [[MUL13]], 1
+; GFX8-NEXT:    [[ADD14:%.*]] = add i8 [[MUL14]], 1
+; GFX8-NEXT:    [[ADD15:%.*]] = add i8 [[MUL15]], 1
+; GFX8-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD0]], i64 0
+; GFX8-NEXT:    [[VECINS1:%.*]] = insertelement <16 x i8> [[VECINS0]], i8 [[ADD1]], i64 1
+; GFX8-NEXT:    [[VECINS2:%.*]] = insertelement <16 x i8> [[VECINS1]], i8 [[ADD2]], i64 2
+; GFX8-NEXT:    [[VECINS3:%.*]] = insertelement <16 x i8> [[VECINS2]], i8 [[ADD3]], i64 3
+; GFX8-NEXT:    [[VECINS4:%.*]] = insertelement <16 x i8> [[VECINS3]], i8 [[ADD4]], i64 4
+; GFX8-NEXT:    [[VECINS5:%.*]] = insertelement <16 x i8> [[VECINS4]], i8 [[ADD5]], i64 5
+; GFX8-NEXT:    [[VECINS6:%.*]] = insertelement <16 x i8> [[VECINS5]], i8 [[ADD6]], i64 6
+; GFX8-NEXT:    [[VECINS7:%.*]] = insertelement <16 x i8> [[VECINS6]], i8 [[ADD7]], i64 7
+; GFX8-NEXT:    [[VECINS8:%.*]] = insertelement <16 x i8> [[VECINS7]], i8 [[ADD8]], i64 8
+; GFX8-NEXT:    [[VECINS9:%.*]] = insertelement <16 x i8> [[VECINS8]], i8 [[ADD9]], i64 9
+; GFX8-NEXT:    [[VECINS10:%.*]] = insertelement <16 x i8> [[VECINS9]], i8 [[ADD10]], i64 10
+; GFX8-NEXT:    [[VECINS11:%.*]] = insertelement <16 x i8> [[VECINS10]], i8 [[ADD11]], i64 11
+; GFX8-NEXT:    [[VECINS12:%.*]] = insertelement <16 x i8> [[VECINS11]], i8 [[ADD12]], i64 12
+; GFX8-NEXT:    [[VECINS13:%.*]] = insertelement <16 x i8> [[VECINS12]], i8 [[ADD13]], i64 13
+; GFX8-NEXT:    [[VECINS14:%.*]] = insertelement <16 x i8> [[VECINS13]], i8 [[ADD14]], i64 14
+; GFX8-NEXT:    [[VECINS153:%.*]] = insertelement <16 x i8> [[VECINS14]], i8 [[ADD15]], i64 15
+; GFX8-NEXT:    store <16 x i8> [[VECINS153]], ptr [[OUT]], align 16
+; GFX8-NEXT:    ret void
+;
+; GFX9-LABEL: define protected amdgpu_kernel void @arith_16(
+; GFX9-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX9-NEXT:  [[ENTRY:.*:]]
+; GFX9-NEXT:    [[EL0:%.*]] = extractelement <16 x i8> [[INVEC]], i64 0
+; GFX9-NEXT:    [[EL1:%.*]] = extractelement <16 x i8> [[INVEC]], i64 1
+; GFX9-NEXT:    [[EL2:%.*]] = extractelement <16 x i8> [[INVEC]], i64 2
+; GFX9-NEXT:    [[EL3:%.*]] = extractelement <16 x i8> [[INVEC]], i64 3
+; GFX9-NEXT:    [[EL4:%.*]] = extractelement <16 x i8> [[INVEC]], i64 4
+; GFX9-NEXT:    [[EL5:%.*]] = extractelement <16 x i8> [[INVEC]], i64 5
+; GFX9-NEXT:    [[EL6:%.*]] = extractelement <16 x i8> [[INVEC]], i64 6
+; GFX9-NEXT:    [[EL7:%.*]] = extractelement <16 x i8> [[INVEC]], i64 7
+; GFX9-NEXT:    [[EL8:%.*]] = extractelement <16 x i8> [[INVEC]], i64 8
+; GFX9-NEXT:    [[EL9:%.*]] = extractelement <16 x i8> [[INVEC]], i64 9
+; GFX9-NEXT:    [[EL10:%.*]] = extractelement <16 x i8> [[INVEC]], i64 10
+; GFX9-NEXT:    [[EL11:%.*]] = extractelement <16 x i8> [[INVEC]], i64 11
+; GFX9-NEXT:    [[EL12:%.*]] = extractelement <16 x i8> [[INVEC]], i64 12
+; GFX9-NEXT:    [[EL13:%.*]] = extractelement <16 x i8> [[INVEC]], i64 13
+; GFX9-NEXT:    [[EL14:%.*]] = extractelement <16 x i8> [[INVEC]], i64 14
+; GFX9-NEXT:    [[EL15:%.*]] = extractelement <16 x i8> [[INVEC]], i64 15
+; GFX9-NEXT:    [[MUL0:%.*]] = mul i8 [[EL0]], 1
+; GFX9-NEXT:    [[MUL1:%.*]] = mul i8 [[EL1]], 1
+; GFX9-NEXT:    [[MUL2:%.*]] = mul i8 [[EL2]], 1
+; GFX9-NEXT:    [[MUL3:%.*]] = mul i8 [[EL3]], 1
+; GFX9-NEXT:    [[MUL4:%.*]] = mul i8 [[EL4]], 1
+; GFX9-NEXT:    [[MUL5:%.*]] = mul i8 [[EL5]], 1
+; GFX9-NEXT:    [[MUL6:%.*]] = mul i8 [[EL6]], 1
+; GFX9-NEXT:    [[MUL7:%.*]] = mul i8 [[EL7]], 1
+; GFX9-NEXT:    [[MUL8:%.*]] = mul i8 [[EL8]], 1
+; GFX9-NEXT:    [[MUL9:%.*]] = mul i8 [[EL9]], 1
+; GFX9-NEXT:    [[MUL10:%.*]] = mul i8 [[EL10]], 1
+; GFX9-NEXT:    [[MUL11:%.*]] = mul i8 [[EL11]], 1
+; GFX9-NEXT:    [[MUL12:%.*]] = mul i8 [[EL12]], 1
+; GFX9-NEXT:    [[MUL13:%.*]] = mul i8 [[EL13]], 1
+; GFX9-NEXT:    [[MUL14:%.*]] = mul i8 [[EL14]], 1
+; GFX9-NEXT:    [[MUL15:%.*]] = mul i8 [[EL15]], 1
+; GFX9-NEXT:    [[ADD0:%.*]] = add i8 [[MUL0]], 1
+; GFX9-NEXT:    [[ADD1:%.*]] = add i8 [[MUL1]], 1
+; GFX9-NEXT:    [[ADD2:%.*]] = add i8 [[MUL2]], 1
+; GFX9-NEXT:    [[ADD3:%.*]] = add i8 [[MUL3]], 1
+; GFX9-NEXT:    [[ADD4:%.*]] = add i8 [[MUL4]], 1
+; GFX9-NEXT:    [[ADD5:%.*]] = add i8 [[MUL5]], 1
+; GFX9-NEXT:    [[ADD6:%.*]] = add i8 [[MUL6]], 1
+; GFX9-NEXT:    [[ADD7:%.*]] = add i8 [[MUL7]], 1
+; GFX9-NEXT:    [[ADD8:%.*]] = add i8 [[MUL8]], 1
+; GFX9-NEXT:    [[ADD9:%.*]] = add i8 [[MUL9]], 1
+; GFX9-NEXT:    [[ADD10:%.*]] = add i8 [[MUL10]], 1
+; GFX9-NEXT:    [[ADD11:%.*]] = add i8 [[MUL11]], 1
+; GFX9-NEXT:    [[ADD12:%.*]] = add i8 [[MUL12]], 1
+; GFX9-NEXT:    [[ADD13:%.*]] = add i8 [[MUL13]], 1
+; GFX9-NEXT:    [[ADD14:%.*]] = add i8 [[MUL14]], 1
+; GFX9-NEXT:    [[ADD15:%.*]] = add i8 [[MUL15]], 1
+; GFX9-NEXT:    [[VECINS0:%.*]] = insertelement <16 x i8> poison, i8 [[ADD0]], i64 0
+; GFX9-NEXT:    [[VECINS1:%.*]] = insertelement <16 x i8> [[VECINS0]], i8 [[ADD1]], i64 1
+; GFX9-NEXT:    [[VECINS2:%.*]] = insertelement <16 x i8> [[VECINS1]], i8 [[ADD2]], i64 2
+; GFX9-NEXT:    [[VECINS3:%.*]] = insertelement <16 x i8> [[VECINS2]], i8 [[ADD3]], i64 3
+; GFX9-NEXT:    [[VECINS4:%.*]] = insertelement <16 x i8> [[VECINS3]], i8 [[ADD4]], i64 4
+; GFX9-NEXT:    [[VECINS5:%.*]] = insertelement <16 x i8> [[VECINS4]], i8 [[ADD5]], i64 5
+; GFX9-NEXT:    [[VECINS6:%.*]] = insertelement <16 x i8> [[VECINS5]], i8 [[ADD6]], i64 6
+; GFX9-NEXT:    [[VECINS7:%.*]] = insertelement <16 x i8> [[VECINS6]], i8 [[ADD7]], i64 7
+; GFX9-NEXT:    [[VECINS8:%.*]] = insertelement <16 x i8> [[VECINS7]], i8 [[ADD8]], i64 8
+; GFX9-NEXT:    [[VECINS9:%.*]] = insertelement <16 x i8> [[VECINS8]], i8 [[ADD9]], i64 9
+; GFX9-NEXT:    [[VECINS10:%.*]] = insertelement <16 x i8> [[VECINS9]], i8 [[ADD10]], i64 10
+; GFX9-NEXT:    [[VECINS11:%.*]] = insertelement <16 x i8> [[VECINS10]], i8 [[ADD11]], i64 11
+; GFX9-NEXT:    [[VECINS12:%.*]] = insertelement <16 x i8> [[VECINS11]], i8 [[ADD12]], i64 12
+; GFX9-NEXT:    [[VECINS13:%.*]] = insertelement <16 x i8> [[VECINS12]], i8 [[ADD13]], i64 13
+; GFX9-NEXT:    [[VECINS14:%.*]] = insertelement <16 x i8> [[VECINS13]], i8 [[ADD14]], i64 14
+; GFX9-NEXT:    [[VECINS153:%.*]] = insertelement <16 x i8> [[VECINS14]], i8 [[ADD15]], i64 15
+; GFX9-NEXT:    store <16 x i8> [[VECINS153]], ptr [[OUT]], align 16
+; GFX9-NEXT:    ret void
+;
+; GFX8PLUS-LABEL: define protected amdgpu_kernel void @arith(
+; GFX8PLUS-SAME: <16 x i8> [[INVEC:%.*]], ptr [[OUT:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0:[0-9]+]] {
+; GFX8PLUS-NEXT:  [[ENTRY:.*:]]
+; GFX8PLUS-NEXT:    [[TMP0:%.*]] = shufflevector <16 x i8> [[INVEC]], <16 x i8> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; GFX8PLUS-NEXT:    [[TMP1:%.*]] = mul <4 x i8> [[TMP0]], splat (i8 1)
+; GFX8PLUS-NEXT:    [[TMP2:%.*]] = add <4 x i8> [[TMP1]], splat (i8 1)
+; GFX8PLUS-NEXT:    [[TMP3:%.*]] = shufflevector <16 x i8> [[INVEC]], <16 x i8> poison, <4 x i32> <i32 4, i32 5, i32 6, i32 7>
+; GFX8PLUS-NEXT:    [[TMP4:%.*]] = mul <4 x i8> [[TMP3]], splat (i8 1)
+; GFX8PLUS-NEXT:    [[TMP5:%.*]] = add <4 x i8> [[TMP4]], splat (i8 1)
+; GFX8PLUS-NEXT:    [[TMP6:%.*]] = shufflevector <16 x i8> [[INVEC]], <16 x i8> poison, <4 x i32> <i32 8, i32 9, i32 10, i32 11>
+; GFX8PLUS-NEXT:    [[TMP7:%.*]] = mul <4 x i8> [[TMP6]], splat (i8 1)
+; GFX8PLUS-NEXT:    [[TMP8:%.*]] = add <4 x i8> [[TMP7]], splat (i8 1)
+; GFX8PLUS-NEXT:    [[TMP9:%.*]] = shufflevector <16 x i8> [[INVEC]], <16 x i8> poison, <4 x i32> <i32 12, i32 13, i32 14, i32 15>
+; GFX8PLUS-NEXT:    [[TMP10:%.*]] = mul <4 x i8> [[TMP9]], splat (i8 1)
+; GFX8PLUS-NEXT:    [[TMP11:%.*]] = add <4 x i8> [[TMP10]], splat (i8 1)
+; GFX8PLUS-NEXT:    [[TMP12:%.*]] = shufflevector <4 x i8> [[TMP2]], <4 x i8> poison, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX8PLUS-NEXT:    [[TMP13:%.*]] = shufflevector <4 x i8> [[TMP5]], <4 x i8> poison, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX8PLUS-NEXT:    [[VECINS71:%.*]] = shufflevector <16 x i8> [[TMP12]], <16 x i8> [[TMP13]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 16, i32 17, i32 18, i32 19, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+; GFX8PLUS-NEXT:    [[TMP14:%.*]] = shufflevector <4 x i8> [[TMP8]], <4 x i8> poison, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX8PLUS-NEXT:    [[VECINS112:%.*]] = shufflevector <16 x i8> [[VECINS71]], <16 x i8> [[TMP14]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 16, i32 17, i32 18, i32 19, i32 12, i32 13, i32 14, i32 15>
+; GFX8PLUS-NEXT:    [[TMP15:%.*]] = shufflevector <4 x i8> [[TMP11]], <4 x i8> poison, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX8PLUS-NEXT:    [[VECINS153:%.*]] = shufflevector <16 x i8> [[VECINS112]], <16 x i8> [[TMP15]], <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 18, i32 19>
+; GFX8PLUS-NEXT:    store <16 x i8> [[VECINS153]], ptr [[OUT]], align 16
+; GFX8PLUS-NEXT:    ret void
+entry:
+  %el0 = extractelement <16 x i8> %invec, i64  0
+  %el1 = extractelement <16 x i8> %invec, i64  1
+  %el2 = extractelement <16 x i8> %invec, i64  2
+  %el3 = extractelement <16 x i8> %invec, i64  3
+  %el4 = extractelement <16 x i8> %invec, i64  4
+  %el5 = extractelement <16 x i8> %invec, i64  5
+  %el6 = extractelement <16 x i8> %invec, i64  6
+  %el7 = extractelement <16 x i8> %invec, i64  7
+  %el8 = extractelement <16 x i8> %invec, i64  8
+  %el9 = extractelement <16 x i8> %invec, i64  9
+  %el10 = extractelement <16 x i8> %invec, i64 10
+  %el11 = extractelement <16 x i8> %invec, i64 11
+  %el12 = extractelement <16 x i8> %invec, i64 12
+  %el13 = extractelement <16 x i8> %invec, i64 13
+  %el14 = extractelement <16 x i8> %invec, i64 14
+  %el15 = extractelement <16 x i8> %invec, i64 15
+  %mul0 = mul i8 %el0, 1
+  %mul1 = mul i8 %el1, 1
+  %mul2 = mul i8 %el2, 1
+  %mul3 = mul i8 %el3, 1
+  %mul4 = mul i8 %el4, 1
+  %mul5 = mul i8 %el5, 1
+  %mul6 = mul i8 %el6, 1
+  %mul7 = mul i8 %el7, 1
+  %mul8 = mul i8 %el8, 1
+  %mul9 = mul i8 %el9, 1
+  %mul10 = mul i8 %el10, 1
+  %mul11 = mul i8 %el11, 1
+  %mul12 = mul i8 %el12, 1
+  %mul13 = mul i8 %el13, 1
+  %mul14 = mul i8 %el14, 1
+  %mul15 = mul i8 %el15, 1
+  %add0 = add i8 %mul0, 1
+  %add1 = add i8 %mul1, 1
+  %add2 = add i8 %mul2, 1
+  %add3 = add i8 %mul3, 1
+  %add4 = add i8 %mul4, 1
+  %add5 = add i8 %mul5, 1
+  %add6 = add i8 %mul6, 1
+  %add7 = add i8 %mul7, 1
+  %add8 = add i8 %mul8, 1
+  %add9 = add i8 %mul9, 1
+  %add10 = add i8 %mul10, 1
+  %add11 = add i8 %mul11, 1
+  %add12 = add i8 %mul12, 1
+  %add13 = add i8 %mul13, 1
+  %add14 = add i8 %mul14, 1
+  %add15 = add i8 %mul15, 1
+  %vecins0 = insertelement <16 x i8> poison, i8 %add0, i64 0
+  %vecins1 = insertelement <16 x i8> %vecins0, i8 %add1, i64 1
+  %vecins2 = insertelement <16 x i8> %vecins1, i8 %add2, i64 2
+  %vecins3 = insertelement <16 x i8> %vecins2, i8 %add3, i64 3
+  %vecins4 = insertelement <16 x i8> %vecins3, i8 %add4, i64 4
+  %vecins5 = insertelement <16 x i8> %vecins4, i8 %add5, i64 5
+  %vecins6 = insertelement <16 x i8> %vecins5, i8 %add6, i64 6
+  %vecins7 = insertelement <16 x i8> %vecins6, i8 %add7, i64 7
+  %vecins8 = insertelement <16 x i8> %vecins7, i8 %add8, i64 8
+  %vecins9 = insertelement <16 x i8> %vecins8, i8 %add9, i64 9
+  %vecins10 = insertelement <16 x i8> %vecins9, i8 %add10, i64 10
+  %vecins11 = insertelement <16 x i8> %vecins10, i8 %add11, i64 11
+  %vecins12 = insertelement <16 x i8> %vecins11, i8 %add12, i64 12
+  %vecins13 = insertelement <16 x i8> %vecins12, i8 %add13, i64 13
+  %vecins14 = insertelement <16 x i8> %vecins13, i8 %add14, i64 14
+  %vecins15 = insertelement <16 x i8> %vecins14, i8 %add15, i64 15
+  store <16 x i8> %vecins15, ptr %out
+  ret void
+}
+
+define protected amdgpu_kernel void @phi_1(ptr addrspace(3) %inptr0, ptr addrspace(3) %inptr1, ptr %out, ptr %out1, i32 %flag) {
+; GFX7-LABEL: define protected amdgpu_kernel void @phi_1(
+; GFX7-SAME: ptr addrspace(3) [[INPTR0:%.*]], ptr addrspace(3) [[INPTR1:%.*]], ptr [[OUT:%.*]], ptr [[OUT1:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX7-NEXT:  [[ENTRY:.*]]:
+; GFX7-NEXT:    [[GEP0:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 0
+; GFX7-NEXT:    [[ELE0:%.*]] = load i8, ptr addrspace(3) [[GEP0]], align 8
+; GFX7-NEXT:    br label %[[DO_BODY:.*]]
+; GFX7:       [[DO_BODY]]:
+; GFX7-NEXT:    [[PHI3:%.*]] = phi i8 [ [[ELE0]], %[[ENTRY]] ], [ [[OTHERELE0:%.*]], %[[DO_BODY]] ]
+; GFX7-NEXT:    [[OTHERELE0]] = load i8, ptr addrspace(3) [[GEP0]], align 8
+; GFX7-NEXT:    [[VEC00:%.*]] = insertelement <16 x i8> poison, i8 [[OTHERELE0]], i64 8
+; GFX7-NEXT:    [[VEC10:%.*]] = insertelement <16 x i8> poison, i8 [[PHI3]], i64 8
+; GFX7-NEXT:    store <16 x i8> [[VEC10]], ptr addrspace(3) [[INPTR1]], align 2
+; GFX7-NEXT:    [[CMP:%.*]] = icmp eq i32 [[FLAG]], 0
+; GFX7-NEXT:    br i1 [[CMP]], label %[[EXIT:.*]], label %[[DO_BODY]]
+; GFX7:       [[EXIT]]:
+; GFX7-NEXT:    store <16 x i8> [[VEC10]], ptr [[OUT]], align 16
+; GFX7-NEXT:    store <16 x i8> [[VEC00]], ptr [[OUT1]], align 16
+; GFX7-NEXT:    ret void
+;
+; GFX8-LABEL: define protected amdgpu_kernel void @phi_1(
+; GFX8-SAME: ptr addrspace(3) [[INPTR0:%.*]], ptr addrspace(3) [[INPTR1:%.*]], ptr [[OUT:%.*]], ptr [[OUT1:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX8-NEXT:  [[ENTRY:.*]]:
+; GFX8-NEXT:    [[GEP0:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 0
+; GFX8-NEXT:    [[ELE0:%.*]] = load i8, ptr addrspace(3) [[GEP0]], align 8
+; GFX8-NEXT:    br label %[[DO_BODY:.*]]
+; GFX8:       [[DO_BODY]]:
+; GFX8-NEXT:    [[PHI3:%.*]] = phi i8 [ [[ELE0]], %[[ENTRY]] ], [ [[OTHERELE0:%.*]], %[[DO_BODY]] ]
+; GFX8-NEXT:    [[OTHERELE0]] = load i8, ptr addrspace(3) [[GEP0]], align 8
+; GFX8-NEXT:    [[VEC00:%.*]] = insertelement <16 x i8> poison, i8 [[OTHERELE0]], i64 8
+; GFX8-NEXT:    [[VEC10:%.*]] = insertelement <16 x i8> poison, i8 [[PHI3]], i64 8
+; GFX8-NEXT:    store <16 x i8> [[VEC10]], ptr addrspace(3) [[INPTR1]], align 2
+; GFX8-NEXT:    [[CMP:%.*]] = icmp eq i32 [[FLAG]], 0
+; GFX8-NEXT:    br i1 [[CMP]], label %[[EXIT:.*]], label %[[DO_BODY]]
+; GFX8:       [[EXIT]]:
+; GFX8-NEXT:    store <16 x i8> [[VEC10]], ptr [[OUT]], align 16
+; GFX8-NEXT:    store <16 x i8> [[VEC00]], ptr [[OUT1]], align 16
+; GFX8-NEXT:    ret void
+;
+; GFX9-LABEL: define protected amdgpu_kernel void @phi_1(
+; GFX9-SAME: ptr addrspace(3) [[INPTR0:%.*]], ptr addrspace(3) [[INPTR1:%.*]], ptr [[OUT:%.*]], ptr [[OUT1:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX9-NEXT:  [[ENTRY:.*]]:
+; GFX9-NEXT:    [[GEP0:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 0
+; GFX9-NEXT:    [[ELE0:%.*]] = load i8, ptr addrspace(3) [[GEP0]], align 8
+; GFX9-NEXT:    br label %[[DO_BODY:.*]]
+; GFX9:       [[DO_BODY]]:
+; GFX9-NEXT:    [[PHI3:%.*]] = phi i8 [ [[ELE0]], %[[ENTRY]] ], [ [[OTHERELE0:%.*]], %[[DO_BODY]] ]
+; GFX9-NEXT:    [[OTHERELE0]] = load i8, ptr addrspace(3) [[GEP0]], align 8
+; GFX9-NEXT:    [[VEC00:%.*]] = insertelement <16 x i8> poison, i8 [[OTHERELE0]], i64 8
+; GFX9-NEXT:    [[VEC10:%.*]] = insertelement <16 x i8> poison, i8 [[PHI3]], i64 8
+; GFX9-NEXT:    store <16 x i8> [[VEC10]], ptr addrspace(3) [[INPTR1]], align 2
+; GFX9-NEXT:    [[CMP:%.*]] = icmp eq i32 [[FLAG]], 0
+; GFX9-NEXT:    br i1 [[CMP]], label %[[EXIT:.*]], label %[[DO_BODY]]
+; GFX9:       [[EXIT]]:
+; GFX9-NEXT:    store <16 x i8> [[VEC10]], ptr [[OUT]], align 16
+; GFX9-NEXT:    store <16 x i8> [[VEC00]], ptr [[OUT1]], align 16
+; GFX9-NEXT:    ret void
+;
+entry:
+  %gep0 = getelementptr i8, ptr addrspace(3) %inptr0, i32 0
+  %ele0 = load i8, ptr addrspace(3) %gep0, align 8
+  br label %do.body
+
+do.body:
+  %phi3 = phi i8 [ %ele0, %entry ], [ %otherele0, %do.body ]
+  %otherele0 = load i8, ptr addrspace(3) %gep0, align 8
+  %vec00 = insertelement <16 x i8> poison, i8 %otherele0, i64 8
+  %vec10 = insertelement <16 x i8> poison, i8 %phi3, i64 8
+  store <16 x i8> %vec10, ptr addrspace(3) %inptr1, align 2
+  %cmp = icmp eq i32 %flag, 0
+  br i1 %cmp, label %exit, label %do.body
+
+exit:
+  store <16 x i8> %vec10, ptr %out
+  store <16 x i8> %vec00, ptr %out1
+  ret void
+}
+
+define protected amdgpu_kernel void @phi_2(ptr addrspace(3) %inptr0, ptr addrspace(3) %inptr1, ptr %out, ptr %out1, i32 %flag) {
+; GFX7-LABEL: define protected amdgpu_kernel void @phi_2(
+; GFX7-SAME: ptr addrspace(3) [[INPTR0:%.*]], ptr addrspace(3) [[INPTR1:%.*]], ptr [[OUT:%.*]], ptr [[OUT1:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX7-NEXT:  [[ENTRY:.*]]:
+; GFX7-NEXT:    [[GEP0:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 0
+; GFX7-NEXT:    [[TMP0:%.*]] = load <2 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX7-NEXT:    br label %[[DO_BODY:.*]]
+; GFX7:       [[DO_BODY]]:
+; GFX7-NEXT:    [[TMP1:%.*]] = phi <2 x i8> [ [[TMP0]], %[[ENTRY]] ], [ [[TMP2:%.*]], %[[DO_BODY]] ]
+; GFX7-NEXT:    [[TMP2]] = load <2 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX7-NEXT:    [[TMP3:%.*]] = shufflevector <2 x i8> [[TMP2]], <2 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX7-NEXT:    [[TMP4:%.*]] = shufflevector <2 x i8> [[TMP1]], <2 x i8> 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>
+; GFX7-NEXT:    [[VEC111:%.*]] = shufflevector <16 x i8> [[TMP4]], <16 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX7-NEXT:    store <16 x i8> [[VEC111]], ptr addrspace(3) [[INPTR1]], align 2
+; GFX7-NEXT:    [[CMP:%.*]] = icmp eq i32 [[FLAG]], 0
+; GFX7-NEXT:    br i1 [[CMP]], label %[[EXIT:.*]], label %[[DO_BODY]]
+; GFX7:       [[EXIT]]:
+; GFX7-NEXT:    store <16 x i8> [[VEC111]], ptr [[OUT]], align 16
+; GFX7-NEXT:    store <16 x i8> [[TMP3]], ptr [[OUT1]], align 16
+; GFX7-NEXT:    ret void
+;
+; GFX8-LABEL: define protected amdgpu_kernel void @phi_2(
+; GFX8-SAME: ptr addrspace(3) [[INPTR0:%.*]], ptr addrspace(3) [[INPTR1:%.*]], ptr [[OUT:%.*]], ptr [[OUT1:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX8-NEXT:  [[ENTRY:.*]]:
+; GFX8-NEXT:    [[GEP0:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 0
+; GFX8-NEXT:    [[TMP0:%.*]] = load <2 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX8-NEXT:    br label %[[DO_BODY:.*]]
+; GFX8:       [[DO_BODY]]:
+; GFX8-NEXT:    [[TMP1:%.*]] = phi <2 x i8> [ [[TMP0]], %[[ENTRY]] ], [ [[TMP2:%.*]], %[[DO_BODY]] ]
+; GFX8-NEXT:    [[TMP2]] = load <2 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX8-NEXT:    [[TMP3:%.*]] = shufflevector <2 x i8> [[TMP2]], <2 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX8-NEXT:    [[TMP4:%.*]] = shufflevector <2 x i8> [[TMP1]], <2 x i8> 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>
+; GFX8-NEXT:    [[VEC111:%.*]] = shufflevector <16 x i8> [[TMP4]], <16 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX8-NEXT:    store <16 x i8> [[VEC111]], ptr addrspace(3) [[INPTR1]], align 2
+; GFX8-NEXT:    [[CMP:%.*]] = icmp eq i32 [[FLAG]], 0
+; GFX8-NEXT:    br i1 [[CMP]], label %[[EXIT:.*]], label %[[DO_BODY]]
+; GFX8:       [[EXIT]]:
+; GFX8-NEXT:    store <16 x i8> [[VEC111]], ptr [[OUT]], align 16
+; GFX8-NEXT:    store <16 x i8> [[TMP3]], ptr [[OUT1]], align 16
+; GFX8-NEXT:    ret void
+;
+; GFX9-LABEL: define protected amdgpu_kernel void @phi_2(
+; GFX9-SAME: ptr addrspace(3) [[INPTR0:%.*]], ptr addrspace(3) [[INPTR1:%.*]], ptr [[OUT:%.*]], ptr [[OUT1:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX9-NEXT:  [[ENTRY:.*]]:
+; GFX9-NEXT:    [[GEP0:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 0
+; GFX9-NEXT:    [[TMP0:%.*]] = load <2 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX9-NEXT:    br label %[[DO_BODY:.*]]
+; GFX9:       [[DO_BODY]]:
+; GFX9-NEXT:    [[TMP1:%.*]] = phi <2 x i8> [ [[TMP0]], %[[ENTRY]] ], [ [[TMP2:%.*]], %[[DO_BODY]] ]
+; GFX9-NEXT:    [[TMP2]] = load <2 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX9-NEXT:    [[TMP3:%.*]] = shufflevector <2 x i8> [[TMP2]], <2 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX9-NEXT:    [[TMP4:%.*]] = shufflevector <2 x i8> [[TMP1]], <2 x i8> 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>
+; GFX9-NEXT:    [[VEC111:%.*]] = shufflevector <16 x i8> [[TMP4]], <16 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX9-NEXT:    store <16 x i8> [[VEC111]], ptr addrspace(3) [[INPTR1]], align 2
+; GFX9-NEXT:    [[CMP:%.*]] = icmp eq i32 [[FLAG]], 0
+; GFX9-NEXT:    br i1 [[CMP]], label %[[EXIT:.*]], label %[[DO_BODY]]
+; GFX9:       [[EXIT]]:
+; GFX9-NEXT:    store <16 x i8> [[VEC111]], ptr [[OUT]], align 16
+; GFX9-NEXT:    store <16 x i8> [[TMP3]], ptr [[OUT1]], align 16
+; GFX9-NEXT:    ret void
+;
+entry:
+  %gep0 = getelementptr i8, ptr addrspace(3) %inptr0, i32 0
+  %ele0 = load i8, ptr addrspace(3) %gep0, align 8
+  %gep1 = getelementptr i8, ptr addrspace(3) %inptr0, i32 1
+  %ele1 = load i8, ptr addrspace(3) %gep1, align 1
+  br label %do.body
+
+do.body:
+  %phi2 = phi i8 [ %ele1, %entry ], [ %otherele1, %do.body ]
+  %phi3 = phi i8 [ %ele0, %entry ], [ %otherele0, %do.body ]
+  %otherele0 = load i8, ptr addrspace(3) %gep0, align 8
+  %otherele1 = load i8, ptr addrspace(3) %gep1, align 1
+  %vec00 = insertelement <16 x i8> poison, i8 %otherele0, i64 8
+  %vec01 = insertelement <16 x i8> %vec00, i8 %otherele1, i64 9
+  %vec10 = insertelement <16 x i8> poison, i8 %phi3, i64 8
+  %vec11 = insertelement <16 x i8> %vec10, i8 %phi2, i64 9
+  store <16 x i8> %vec11, ptr addrspace(3) %inptr1, align 2
+  %cmp = icmp eq i32 %flag, 0
+  br i1 %cmp, label %exit, label %do.body
+
+exit:
+  store <16 x i8> %vec11, ptr %out
+  store <16 x i8> %vec01, ptr %out1
+  ret void
+}
+
+define protected amdgpu_kernel void @phi_3(ptr addrspace(3) %inptr0, ptr addrspace(3) %inptr1, ptr %out, ptr %out1, i32 %flag) {
+; GFX7-LABEL: define protected amdgpu_kernel void @phi_3(
+; GFX7-SAME: ptr addrspace(3) [[INPTR0:%.*]], ptr addrspace(3) [[INPTR1:%.*]], ptr [[OUT:%.*]], ptr [[OUT1:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX7-NEXT:  [[ENTRY:.*]]:
+; GFX7-NEXT:    [[GEP0:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 0
+; GFX7-NEXT:    [[TMP0:%.*]] = load <2 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX7-NEXT:    [[GEP2:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 2
+; GFX7-NEXT:    [[ELE2:%.*]] = load i8, ptr addrspace(3) [[GEP2]], align 2
+; GFX7-NEXT:    br label %[[DO_BODY:.*]]
+; GFX7:       [[DO_BODY]]:
+; GFX7-NEXT:    [[PHI1:%.*]] = phi i8 [ [[ELE2]], %[[ENTRY]] ], [ [[OTHERELE2:%.*]], %[[DO_BODY]] ]
+; GFX7-NEXT:    [[TMP1:%.*]] = phi <2 x i8> [ [[TMP0]], %[[ENTRY]] ], [ [[TMP2:%.*]], %[[DO_BODY]] ]
+; GFX7-NEXT:    [[TMP2]] = load <2 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX7-NEXT:    [[OTHERELE2]] = load i8, ptr addrspace(3) [[GEP2]], align 2
+; GFX7-NEXT:    [[TMP3:%.*]] = shufflevector <2 x i8> [[TMP2]], <2 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX7-NEXT:    [[VEC02:%.*]] = insertelement <16 x i8> [[TMP3]], i8 [[OTHERELE2]], i64 10
+; GFX7-NEXT:    [[TMP4:%.*]] = shufflevector <2 x i8> [[TMP1]], <2 x i8> 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>
+; GFX7-NEXT:    [[VEC111:%.*]] = shufflevector <16 x i8> [[TMP4]], <16 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX7-NEXT:    [[VEC12:%.*]] = insertelement <16 x i8> [[VEC111]], i8 [[PHI1]], i64 10
+; GFX7-NEXT:    store <16 x i8> [[VEC12]], ptr addrspace(3) [[INPTR1]], align 2
+; GFX7-NEXT:    [[CMP:%.*]] = icmp eq i32 [[FLAG]], 0
+; GFX7-NEXT:    br i1 [[CMP]], label %[[EXIT:.*]], label %[[DO_BODY]]
+; GFX7:       [[EXIT]]:
+; GFX7-NEXT:    store <16 x i8> [[VEC12]], ptr [[OUT]], align 16
+; GFX7-NEXT:    store <16 x i8> [[VEC02]], ptr [[OUT1]], align 16
+; GFX7-NEXT:    ret void
+;
+; GFX8-LABEL: define protected amdgpu_kernel void @phi_3(
+; GFX8-SAME: ptr addrspace(3) [[INPTR0:%.*]], ptr addrspace(3) [[INPTR1:%.*]], ptr [[OUT:%.*]], ptr [[OUT1:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX8-NEXT:  [[ENTRY:.*]]:
+; GFX8-NEXT:    [[GEP0:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 0
+; GFX8-NEXT:    [[TMP0:%.*]] = load <2 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX8-NEXT:    [[GEP2:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 2
+; GFX8-NEXT:    [[ELE2:%.*]] = load i8, ptr addrspace(3) [[GEP2]], align 2
+; GFX8-NEXT:    br label %[[DO_BODY:.*]]
+; GFX8:       [[DO_BODY]]:
+; GFX8-NEXT:    [[PHI1:%.*]] = phi i8 [ [[ELE2]], %[[ENTRY]] ], [ [[OTHERELE2:%.*]], %[[DO_BODY]] ]
+; GFX8-NEXT:    [[TMP1:%.*]] = phi <2 x i8> [ [[TMP0]], %[[ENTRY]] ], [ [[TMP2:%.*]], %[[DO_BODY]] ]
+; GFX8-NEXT:    [[TMP2]] = load <2 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX8-NEXT:    [[OTHERELE2]] = load i8, ptr addrspace(3) [[GEP2]], align 2
+; GFX8-NEXT:    [[TMP3:%.*]] = shufflevector <2 x i8> [[TMP2]], <2 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX8-NEXT:    [[VEC02:%.*]] = insertelement <16 x i8> [[TMP3]], i8 [[OTHERELE2]], i64 10
+; GFX8-NEXT:    [[TMP4:%.*]] = shufflevector <2 x i8> [[TMP1]], <2 x i8> 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>
+; GFX8-NEXT:    [[VEC111:%.*]] = shufflevector <16 x i8> [[TMP4]], <16 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX8-NEXT:    [[VEC12:%.*]] = insertelement <16 x i8> [[VEC111]], i8 [[PHI1]], i64 10
+; GFX8-NEXT:    store <16 x i8> [[VEC12]], ptr addrspace(3) [[INPTR1]], align 2
+; GFX8-NEXT:    [[CMP:%.*]] = icmp eq i32 [[FLAG]], 0
+; GFX8-NEXT:    br i1 [[CMP]], label %[[EXIT:.*]], label %[[DO_BODY]]
+; GFX8:       [[EXIT]]:
+; GFX8-NEXT:    store <16 x i8> [[VEC12]], ptr [[OUT]], align 16
+; GFX8-NEXT:    store <16 x i8> [[VEC02]], ptr [[OUT1]], align 16
+; GFX8-NEXT:    ret void
+;
+; GFX9-LABEL: define protected amdgpu_kernel void @phi_3(
+; GFX9-SAME: ptr addrspace(3) [[INPTR0:%.*]], ptr addrspace(3) [[INPTR1:%.*]], ptr [[OUT:%.*]], ptr [[OUT1:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX9-NEXT:  [[ENTRY:.*]]:
+; GFX9-NEXT:    [[GEP0:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 0
+; GFX9-NEXT:    [[TMP0:%.*]] = load <2 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX9-NEXT:    [[GEP2:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 2
+; GFX9-NEXT:    [[ELE2:%.*]] = load i8, ptr addrspace(3) [[GEP2]], align 2
+; GFX9-NEXT:    br label %[[DO_BODY:.*]]
+; GFX9:       [[DO_BODY]]:
+; GFX9-NEXT:    [[PHI1:%.*]] = phi i8 [ [[ELE2]], %[[ENTRY]] ], [ [[OTHERELE2:%.*]], %[[DO_BODY]] ]
+; GFX9-NEXT:    [[TMP1:%.*]] = phi <2 x i8> [ [[TMP0]], %[[ENTRY]] ], [ [[TMP2:%.*]], %[[DO_BODY]] ]
+; GFX9-NEXT:    [[TMP2]] = load <2 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX9-NEXT:    [[OTHERELE2]] = load i8, ptr addrspace(3) [[GEP2]], align 2
+; GFX9-NEXT:    [[TMP3:%.*]] = shufflevector <2 x i8> [[TMP2]], <2 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX9-NEXT:    [[VEC02:%.*]] = insertelement <16 x i8> [[TMP3]], i8 [[OTHERELE2]], i64 10
+; GFX9-NEXT:    [[TMP4:%.*]] = shufflevector <2 x i8> [[TMP1]], <2 x i8> 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>
+; GFX9-NEXT:    [[VEC111:%.*]] = shufflevector <16 x i8> [[TMP4]], <16 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX9-NEXT:    [[VEC12:%.*]] = insertelement <16 x i8> [[VEC111]], i8 [[PHI1]], i64 10
+; GFX9-NEXT:    store <16 x i8> [[VEC12]], ptr addrspace(3) [[INPTR1]], align 2
+; GFX9-NEXT:    [[CMP:%.*]] = icmp eq i32 [[FLAG]], 0
+; GFX9-NEXT:    br i1 [[CMP]], label %[[EXIT:.*]], label %[[DO_BODY]]
+; GFX9:       [[EXIT]]:
+; GFX9-NEXT:    store <16 x i8> [[VEC12]], ptr [[OUT]], align 16
+; GFX9-NEXT:    store <16 x i8> [[VEC02]], ptr [[OUT1]], align 16
+; GFX9-NEXT:    ret void
+;
+entry:
+  %gep0 = getelementptr i8, ptr addrspace(3) %inptr0, i32 0
+  %ele0 = load i8, ptr addrspace(3) %gep0, align 8
+  %gep1 = getelementptr i8, ptr addrspace(3) %inptr0, i32 1
+  %ele1 = load i8, ptr addrspace(3) %gep1, align 1
+  %gep2 = getelementptr i8, ptr addrspace(3) %inptr0, i32 2
+  %ele2 = load i8, ptr addrspace(3) %gep2, align 2
+  br label %do.body
+
+do.body:
+  %phi1 = phi i8 [ %ele2, %entry ], [ %otherele2, %do.body ]
+  %phi2 = phi i8 [ %ele1, %entry ], [ %otherele1, %do.body ]
+  %phi3 = phi i8 [ %ele0, %entry ], [ %otherele0, %do.body ]
+  %otherele0 = load i8, ptr addrspace(3) %gep0, align 8
+  %otherele1 = load i8, ptr addrspace(3) %gep1, align 1
+  %otherele2 = load i8, ptr addrspace(3) %gep2, align 2
+  %vec00 = insertelement <16 x i8> poison, i8 %otherele0, i64 8
+  %vec01 = insertelement <16 x i8> %vec00, i8 %otherele1, i64 9
+  %vec02 = insertelement <16 x i8> %vec01, i8 %otherele2, i64 10
+  %vec10 = insertelement <16 x i8> poison, i8 %phi3, i64 8
+  %vec11 = insertelement <16 x i8> %vec10, i8 %phi2, i64 9
+  %vec12 = insertelement <16 x i8> %vec11, i8 %phi1, i64 10
+  store <16 x i8> %vec12, ptr addrspace(3) %inptr1, align 2
+  %cmp = icmp eq i32 %flag, 0
+  br i1 %cmp, label %exit, label %do.body
+
+exit:
+  store <16 x i8> %vec12, ptr %out
+  store <16 x i8> %vec02, ptr %out1
+  ret void
+}
+
+define protected amdgpu_kernel void @phi_4(ptr addrspace(3) %inptr0, ptr addrspace(3) %inptr1, ptr %out, ptr %out1, i32 %flag) {
+; GFX7-LABEL: define protected amdgpu_kernel void @phi_4(
+; GFX7-SAME: ptr addrspace(3) [[INPTR0:%.*]], ptr addrspace(3) [[INPTR1:%.*]], ptr [[OUT:%.*]], ptr [[OUT1:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX7-NEXT:  [[ENTRY:.*]]:
+; GFX7-NEXT:    [[GEP0:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 0
+; GFX7-NEXT:    [[TMP0:%.*]] = load <4 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX7-NEXT:    br label %[[DO_BODY:.*]]
+; GFX7:       [[DO_BODY]]:
+; GFX7-NEXT:    [[TMP1:%.*]] = phi <4 x i8> [ [[TMP0]], %[[ENTRY]] ], [ [[TMP2:%.*]], %[[DO_BODY]] ]
+; GFX7-NEXT:    [[TMP2]] = load <4 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX7-NEXT:    [[TMP3:%.*]] = shufflevector <4 x i8> [[TMP2]], <4 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX7-NEXT:    [[TMP4:%.*]] = shufflevector <4 x i8> [[TMP1]], <4 x i8> poison, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX7-NEXT:    [[VEC131:%.*]] = shufflevector <16 x i8> [[TMP4]], <16 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX7-NEXT:    store <16 x i8> [[VEC131]], ptr addrspace(3) [[INPTR1]], align 2
+; GFX7-NEXT:    [[CMP:%.*]] = icmp eq i32 [[FLAG]], 0
+; GFX7-NEXT:    br i1 [[CMP]], label %[[EXIT:.*]], label %[[DO_BODY]]
+; GFX7:       [[EXIT]]:
+; GFX7-NEXT:    store <16 x i8> [[VEC131]], ptr [[OUT]], align 16
+; GFX7-NEXT:    store <16 x i8> [[TMP3]], ptr [[OUT1]], align 16
+; GFX7-NEXT:    ret void
+;
+; GFX8-LABEL: define protected amdgpu_kernel void @phi_4(
+; GFX8-SAME: ptr addrspace(3) [[INPTR0:%.*]], ptr addrspace(3) [[INPTR1:%.*]], ptr [[OUT:%.*]], ptr [[OUT1:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX8-NEXT:  [[ENTRY:.*]]:
+; GFX8-NEXT:    [[GEP0:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 0
+; GFX8-NEXT:    [[TMP0:%.*]] = load <4 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX8-NEXT:    br label %[[DO_BODY:.*]]
+; GFX8:       [[DO_BODY]]:
+; GFX8-NEXT:    [[TMP1:%.*]] = phi <4 x i8> [ [[TMP0]], %[[ENTRY]] ], [ [[TMP2:%.*]], %[[DO_BODY]] ]
+; GFX8-NEXT:    [[TMP2]] = load <4 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX8-NEXT:    [[TMP3:%.*]] = shufflevector <4 x i8> [[TMP2]], <4 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX8-NEXT:    [[TMP4:%.*]] = shufflevector <4 x i8> [[TMP1]], <4 x i8> poison, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX8-NEXT:    [[VEC131:%.*]] = shufflevector <16 x i8> [[TMP4]], <16 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX8-NEXT:    store <16 x i8> [[VEC131]], ptr addrspace(3) [[INPTR1]], align 2
+; GFX8-NEXT:    [[CMP:%.*]] = icmp eq i32 [[FLAG]], 0
+; GFX8-NEXT:    br i1 [[CMP]], label %[[EXIT:.*]], label %[[DO_BODY]]
+; GFX8:       [[EXIT]]:
+; GFX8-NEXT:    store <16 x i8> [[VEC131]], ptr [[OUT]], align 16
+; GFX8-NEXT:    store <16 x i8> [[TMP3]], ptr [[OUT1]], align 16
+; GFX8-NEXT:    ret void
+;
+; GFX9-LABEL: define protected amdgpu_kernel void @phi_4(
+; GFX9-SAME: ptr addrspace(3) [[INPTR0:%.*]], ptr addrspace(3) [[INPTR1:%.*]], ptr [[OUT:%.*]], ptr [[OUT1:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX9-NEXT:  [[ENTRY:.*]]:
+; GFX9-NEXT:    [[GEP0:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 0
+; GFX9-NEXT:    [[TMP0:%.*]] = load <4 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX9-NEXT:    br label %[[DO_BODY:.*]]
+; GFX9:       [[DO_BODY]]:
+; GFX9-NEXT:    [[TMP1:%.*]] = phi <4 x i8> [ [[TMP0]], %[[ENTRY]] ], [ [[TMP2:%.*]], %[[DO_BODY]] ]
+; GFX9-NEXT:    [[TMP2]] = load <4 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX9-NEXT:    [[TMP3:%.*]] = shufflevector <4 x i8> [[TMP2]], <4 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX9-NEXT:    [[TMP4:%.*]] = shufflevector <4 x i8> [[TMP1]], <4 x i8> poison, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX9-NEXT:    [[VEC131:%.*]] = shufflevector <16 x i8> [[TMP4]], <16 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX9-NEXT:    store <16 x i8> [[VEC131]], ptr addrspace(3) [[INPTR1]], align 2
+; GFX9-NEXT:    [[CMP:%.*]] = icmp eq i32 [[FLAG]], 0
+; GFX9-NEXT:    br i1 [[CMP]], label %[[EXIT:.*]], label %[[DO_BODY]]
+; GFX9:       [[EXIT]]:
+; GFX9-NEXT:    store <16 x i8> [[VEC131]], ptr [[OUT]], align 16
+; GFX9-NEXT:    store <16 x i8> [[TMP3]], ptr [[OUT1]], align 16
+; GFX9-NEXT:    ret void
+;
+; GFX8PLUS-LABEL: define protected amdgpu_kernel void @phi(
+; GFX8PLUS-SAME: ptr addrspace(3) [[INPTR0:%.*]], ptr addrspace(3) [[INPTR1:%.*]], ptr [[OUT:%.*]], ptr [[OUT1:%.*]], i32 [[FLAG:%.*]]) #[[ATTR0]] {
+; GFX8PLUS-NEXT:  [[ENTRY:.*]]:
+; GFX8PLUS-NEXT:    [[GEP0:%.*]] = getelementptr i8, ptr addrspace(3) [[INPTR0]], i32 0
+; GFX8PLUS-NEXT:    [[TMP0:%.*]] = load <4 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX8PLUS-NEXT:    br label %[[DO_BODY:.*]]
+; GFX8PLUS:       [[DO_BODY]]:
+; GFX8PLUS-NEXT:    [[TMP1:%.*]] = phi <4 x i8> [ [[TMP0]], %[[ENTRY]] ], [ [[TMP2:%.*]], %[[DO_BODY]] ]
+; GFX8PLUS-NEXT:    [[TMP2]] = load <4 x i8>, ptr addrspace(3) [[GEP0]], align 8
+; GFX8PLUS-NEXT:    [[VEC03:%.*]] = shufflevector <4 x i8> [[TMP2]], <4 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX8PLUS-NEXT:    [[TMP4:%.*]] = shufflevector <4 x i8> [[TMP1]], <4 x i8> poison, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX8PLUS-NEXT:    [[VEC13:%.*]] = shufflevector <16 x i8> [[TMP4]], <16 x i8> poison, <16 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison>
+; GFX8PLUS-NEXT:    store <16 x i8> [[VEC13]], ptr addrspace(3) [[INPTR1]], align 2
+; GFX8PLUS-NEXT:    [[CMP:%.*]] = icmp eq i32 [[FLAG]], 0
+; GFX8PLUS-NEXT:    br i1 [[CMP]], label %[[EXIT:.*]], label %[[DO_BODY]]
+; GFX8PLUS:       [[EXIT]]:
+; GFX8PLUS-NEXT:    store <16 x i8> [[VEC13]], ptr [[OUT]], align 16
+; GFX8PLUS-NEXT:    store <16 x i8> [[VEC03]], ptr [[OUT1]], align 16
+; GFX8PLUS-NEXT:    ret void
+entry:
+  %gep0 = getelementptr i8, ptr addrspace(3) %inptr0, i32 0
+  %ele0 = load i8, ptr addrspace(3) %gep0, align 8
+  %gep1 = getelementptr i8, ptr addrspace(3) %inptr0, i32 1
+  %ele1 = load i8, ptr addrspace(3) %gep1, align 1
+  %gep2 = getelementptr i8, ptr addrspace(3) %inptr0, i32 2
+  %ele2 = load i8, ptr addrspace(3) %gep2, align 2
+  %gep3 = getelementptr i8, ptr addrspace(3) %inptr0, i32 3
+  %ele3 = load i8, ptr addrspace(3) %gep3, align 1
+  br label %do.body
+
+do.body:
+  %phi0 = phi i8 [ %ele3, %entry ], [ %otherele3, %do.body ]
+  %phi1 = phi i8 [ %ele2, %entry ], [ %otherele2, %do.body ]
+  %phi2 = phi i8 [ %ele1, %entry ], [ %otherele1, %do.body ]
+  %phi3 = phi i8 [ %ele0, %entry ], [ %otherele0, %do.body ]
+  %otherele0 = load i8, ptr addrspace(3) %gep0, align 8
+  %otherele1 = load i8, ptr addrspace(3) %gep1, align 1
+  %otherele2 = load i8, ptr addrspace(3) %gep2, align 2
+  %otherele3 = load i8, ptr addrspace(3) %gep3, align 1
+  %vec00 = insertelement <16 x i8> poison, i8 %otherele0, i64 8
+  %vec01 = insertelement <16 x i8> %vec00, i8 %otherele1, i64 9
+  %vec02 = insertelement <16 x i8> %vec01, i8 %otherele2, i64 10
+  %vec03 = insertelement <16 x i8> %vec02, i8 %otherele3, i64 11
+  %vec10 = insertelement <16 x i8> poison, i8 %phi3, i64 8
+  %vec11 = insertelement <16 x i8> %vec10, i8 %phi2, i64 9
+  %vec12 = insertelement <16 x i8> %vec11, i8 %phi1, i64 10
+  %vec13 = insertelement <16 x i8> %vec12, i8 %phi0, i64 11
+  store <16 x i8> %vec13, ptr addrspace(3) %inptr1, align 2
+  %cmp = icmp eq i32 %flag, 0
+  br i1 %cmp, label %exit, label %do.body
+
+exit:
+  store <16 x i8> %vec13, ptr %out
+  store <16 x i8> %vec03, ptr %out1
+  ret void
+}
+



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