diff --git a/llvm/lib/Target/AMDGPU/SIFrameLowering.cpp b/llvm/lib/Target/AMDGPU/SIFrameLowering.cpp
--- a/llvm/lib/Target/AMDGPU/SIFrameLowering.cpp
+++ b/llvm/lib/Target/AMDGPU/SIFrameLowering.cpp
@@ -735,9 +735,10 @@
   Optional<int> FPSaveIndex = FuncInfo->FramePointerSaveIndex;
   Optional<int> BPSaveIndex = FuncInfo->BasePointerSaveIndex;
 
+  // VGPRs used for SGPR->VGPR spills
   for (const SIMachineFunctionInfo::SGPRSpillVGPR &Reg :
        FuncInfo->getSGPRSpillVGPRs()) {
-    if (!Reg.FI.hasValue())
+    if (!Reg.FI)
       continue;
 
     if (!ScratchExecCopy)
@@ -747,6 +748,20 @@
     buildPrologSpill(ST, TRI, *FuncInfo, LiveRegs, MF, MBBI, Reg.VGPR, *Reg.FI);
   }
 
+  // VGPRs used for Whole Wave Mode
+  for (const auto &Reg : FuncInfo->WWMReservedRegs) {
+    auto VGPR = Reg.first;
+    auto FI = Reg.second;
+    if (!FI)
+      continue;
+
+    if (!ScratchExecCopy)
+      ScratchExecCopy =
+          buildScratchExecCopy(LiveRegs, MF, MBB, MBBI, /*IsProlog*/ true);
+
+    buildPrologSpill(ST, TRI, *FuncInfo, LiveRegs, MF, MBBI, VGPR, *FI);
+  }
+
   if (ScratchExecCopy) {
     // FIXME: Split block and make terminator.
     unsigned ExecMov = ST.isWave32() ? AMDGPU::S_MOV_B32 : AMDGPU::S_MOV_B64;
@@ -1026,7 +1041,7 @@
   Register ScratchExecCopy;
   for (const SIMachineFunctionInfo::SGPRSpillVGPR &Reg :
        FuncInfo->getSGPRSpillVGPRs()) {
-    if (!Reg.FI.hasValue())
+    if (!Reg.FI)
       continue;
 
     if (!ScratchExecCopy)
@@ -1037,6 +1052,19 @@
                        *Reg.FI);
   }
 
+  for (const auto &Reg : FuncInfo->WWMReservedRegs) {
+    auto VGPR = Reg.first;
+    auto FI = Reg.second;
+    if (!FI)
+      continue;
+
+    if (!ScratchExecCopy)
+      ScratchExecCopy =
+          buildScratchExecCopy(LiveRegs, MF, MBB, MBBI, /*IsProlog*/ false);
+
+    buildEpilogRestore(ST, TRI, *FuncInfo, LiveRegs, MF, MBBI, VGPR, *FI);
+  }
+
   if (ScratchExecCopy) {
     // FIXME: Split block and make terminator.
     unsigned ExecMov = ST.isWave32() ? AMDGPU::S_MOV_B32 : AMDGPU::S_MOV_B64;
diff --git a/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.h b/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.h
--- a/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.h
+++ b/llvm/lib/Target/AMDGPU/SIMachineFunctionInfo.h
@@ -461,9 +461,9 @@
     bool FullyAllocated = false;
   };
 
-  SparseBitVector<> WWMReservedRegs;
-
-  void ReserveWWMRegister(Register Reg) { WWMReservedRegs.set(Reg); }
+  // Map WWM VGPR to a stack slot that is used to save/restore it in the
+  // prolog/epilog.
+  SmallDenseMap<Register, Optional<int>> WWMReservedRegs;
 
 private:
   // Track VGPR + wave index for each subregister of the SGPR spilled to
@@ -503,6 +503,10 @@
 
   bool initializeBaseYamlFields(const yaml::SIMachineFunctionInfo &YamlMFI);
 
+  void reserveWWMRegister(Register Reg, Optional<int> FI) {
+    WWMReservedRegs.insert(std::make_pair(Reg, FI));
+  }
+
   ArrayRef<SpilledReg> getSGPRToVGPRSpills(int FrameIndex) const {
     auto I = SGPRToVGPRSpills.find(FrameIndex);
     return (I == SGPRToVGPRSpills.end()) ?
diff --git a/llvm/lib/Target/AMDGPU/SIPreAllocateWWMRegs.cpp b/llvm/lib/Target/AMDGPU/SIPreAllocateWWMRegs.cpp
--- a/llvm/lib/Target/AMDGPU/SIPreAllocateWWMRegs.cpp
+++ b/llvm/lib/Target/AMDGPU/SIPreAllocateWWMRegs.cpp
@@ -142,13 +142,26 @@
   }
 
   SIMachineFunctionInfo *MFI = MF.getInfo<SIMachineFunctionInfo>();
+  MachineFrameInfo &FrameInfo = MF.getFrameInfo();
 
   for (unsigned Reg : RegsToRewrite) {
     LIS->removeInterval(Reg);
 
     const Register PhysReg = VRM->getPhys(Reg);
     assert(PhysReg != 0);
-    MFI->ReserveWWMRegister(PhysReg);
+
+    // Check if PhysReg is already reserved
+    if (!MFI->WWMReservedRegs.count(PhysReg)) {
+      Optional<int> FI;
+      if (!MFI->isEntryFunction()) {
+        // Create a stack object for a possible spill in the function prologue.
+        // Note: Non-CSR VGPR also need this as we may overwrite inactive lanes.
+        const TargetRegisterClass *RC = TRI->getPhysRegClass(PhysReg);
+        FI = FrameInfo.CreateSpillStackObject(TRI->getSpillSize(*RC),
+                                              TRI->getSpillAlign(*RC));
+      }
+      MFI->reserveWWMRegister(PhysReg, FI);
+    }
   }
 
   RegsToRewrite.clear();
diff --git a/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp b/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
--- a/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
@@ -568,8 +568,8 @@
     assert(!isSubRegister(ScratchRSrcReg, BasePtrReg));
   }
 
-  for (MCRegister Reg : MFI->WWMReservedRegs) {
-    reserveRegisterTuples(Reserved, Reg);
+  for (auto Reg : MFI->WWMReservedRegs) {
+    reserveRegisterTuples(Reserved, Reg.first);
   }
 
   // FIXME: Stop using reserved registers for this.
diff --git a/llvm/test/CodeGen/AMDGPU/wwm-reserved-spill.ll b/llvm/test/CodeGen/AMDGPU/wwm-reserved-spill.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/wwm-reserved-spill.ll
@@ -0,0 +1,874 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -O0 -march=amdgcn -mcpu=gfx900 -amdgpu-dpp-combine=false -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX9,GFX9-O0 %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-dpp-combine=false -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX9,GFX9-O3 %s
+
+define amdgpu_gfx void @strict_wwm_no_cfg(<4 x i32> inreg %tmp14) {
+; GFX9-O0-LABEL: strict_wwm_no_cfg:
+; GFX9-O0:       ; %bb.0:
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[8:9], -1
+; GFX9-O0-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:8 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:4 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    buffer_store_dword v0, off, s[0:3], s32 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[8:9]
+; GFX9-O0-NEXT:    s_mov_b32 s8, s7
+; GFX9-O0-NEXT:    s_mov_b32 s9, s6
+; GFX9-O0-NEXT:    s_mov_b32 s10, s5
+; GFX9-O0-NEXT:    ; kill: def $sgpr4 killed $sgpr4 def $sgpr4_sgpr5_sgpr6_sgpr7
+; GFX9-O0-NEXT:    s_mov_b32 s5, s10
+; GFX9-O0-NEXT:    s_mov_b32 s6, s9
+; GFX9-O0-NEXT:    s_mov_b32 s7, s8
+; GFX9-O0-NEXT:    ; kill: def $sgpr8_sgpr9_sgpr10_sgpr11 killed $sgpr4_sgpr5_sgpr6_sgpr7
+; GFX9-O0-NEXT:    s_mov_b32 s8, 0
+; GFX9-O0-NEXT:    buffer_load_dwordx2 v[5:6], off, s[4:7], s8
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    v_mov_b32_e32 v4, v5
+; GFX9-O0-NEXT:    v_mov_b32_e32 v3, v6
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, v4
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, s8
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, v3
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, s8
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[10:11], -1
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, s8
+; GFX9-O0-NEXT:    s_nop 1
+; GFX9-O0-NEXT:    v_mov_b32_dpp v2, v0 row_bcast:31 row_mask:0xc bank_mask:0xf
+; GFX9-O0-NEXT:    v_add_u32_e32 v0, v0, v2
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[10:11]
+; GFX9-O0-NEXT:    v_mov_b32_e32 v3, v0
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[10:11], -1
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, s8
+; GFX9-O0-NEXT:    s_nop 1
+; GFX9-O0-NEXT:    v_mov_b32_dpp v0, v1 row_bcast:31 row_mask:0xc bank_mask:0xf
+; GFX9-O0-NEXT:    v_add_u32_e32 v0, v1, v0
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[10:11]
+; GFX9-O0-NEXT:    v_mov_b32_e32 v4, v0
+; GFX9-O0-NEXT:    v_cmp_eq_u32_e64 s[10:11], v3, v4
+; GFX9-O0-NEXT:    v_cndmask_b32_e64 v3, 0, 1, s[10:11]
+; GFX9-O0-NEXT:    s_mov_b32 s9, 1
+; GFX9-O0-NEXT:    v_lshlrev_b32_e32 v3, s9, v3
+; GFX9-O0-NEXT:    s_mov_b32 s9, 2
+; GFX9-O0-NEXT:    v_mov_b32_e32 v4, s9
+; GFX9-O0-NEXT:    v_and_b32_e32 v3, v3, v4
+; GFX9-O0-NEXT:    buffer_store_dword v3, off, s[4:7], s8 offset:4
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[4:5], -1
+; GFX9-O0-NEXT:    buffer_load_dword v2, off, s[0:3], s32 offset:8 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    buffer_load_dword v1, off, s[0:3], s32 offset:4 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    buffer_load_dword v0, off, s[0:3], s32 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[4:5]
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX9-O3-LABEL: strict_wwm_no_cfg:
+; GFX9-O3:       ; %bb.0:
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[8:9], -1
+; GFX9-O3-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:4 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:8 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O3-NEXT:    buffer_store_dword v3, off, s[0:3], s32 offset:12 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    buffer_store_dword v0, off, s[0:3], s32 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[8:9]
+; GFX9-O3-NEXT:    buffer_load_dwordx2 v[2:3], off, s[4:7], 0
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[8:9], -1
+; GFX9-O3-NEXT:    v_mov_b32_e32 v0, 0
+; GFX9-O3-NEXT:    v_mov_b32_e32 v1, 0
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[8:9]
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O3-NEXT:    v_mov_b32_e32 v2, 0
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    v_mov_b32_e32 v3, 0
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[8:9], -1
+; GFX9-O3-NEXT:    v_mov_b32_dpp v1, v2 row_bcast:31 row_mask:0xc bank_mask:0xf
+; GFX9-O3-NEXT:    v_mov_b32_dpp v0, v3 row_bcast:31 row_mask:0xc bank_mask:0xf
+; GFX9-O3-NEXT:    v_add_u32_e32 v1, v2, v1
+; GFX9-O3-NEXT:    v_add_u32_e32 v0, v3, v0
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[8:9]
+; GFX9-O3-NEXT:    v_mov_b32_e32 v4, v1
+; GFX9-O3-NEXT:    v_mov_b32_e32 v5, v0
+; GFX9-O3-NEXT:    v_cmp_eq_u32_e32 vcc, v4, v5
+; GFX9-O3-NEXT:    v_cndmask_b32_e64 v4, 0, 1, vcc
+; GFX9-O3-NEXT:    v_lshlrev_b32_e32 v4, 1, v4
+; GFX9-O3-NEXT:    v_and_b32_e32 v4, 2, v4
+; GFX9-O3-NEXT:    buffer_store_dword v4, off, s[4:7], 0 offset:4
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[4:5], -1
+; GFX9-O3-NEXT:    buffer_load_dword v1, off, s[0:3], s32 offset:4 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_nop 0
+; GFX9-O3-NEXT:    buffer_load_dword v2, off, s[0:3], s32 offset:8 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_nop 0
+; GFX9-O3-NEXT:    buffer_load_dword v3, off, s[0:3], s32 offset:12 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_nop 0
+; GFX9-O3-NEXT:    buffer_load_dword v0, off, s[0:3], s32 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[4:5]
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O3-NEXT:    s_setpc_b64 s[30:31]
+  %tmp100 = call <2 x float> @llvm.amdgcn.raw.buffer.load.v2f32(<4 x i32> %tmp14, i32 0, i32 0, i32 0)
+  %tmp101 = bitcast <2 x float> %tmp100 to <2 x i32>
+  %tmp102 = extractelement <2 x i32> %tmp101, i32 0
+  %tmp103 = extractelement <2 x i32> %tmp101, i32 1
+  %tmp105 = tail call i32 @llvm.amdgcn.set.inactive.i32(i32 %tmp102, i32 0)
+  %tmp107 = tail call i32 @llvm.amdgcn.set.inactive.i32(i32 %tmp103, i32 0)
+
+
+  %tmp120 = tail call i32 @llvm.amdgcn.update.dpp.i32(i32 0, i32 %tmp105, i32 323, i32 12, i32 15, i1 false)
+  %tmp121 = add i32 %tmp105, %tmp120
+  %tmp122 = tail call i32 @llvm.amdgcn.strict.wwm.i32(i32 %tmp121)
+
+  %tmp135 = tail call i32 @llvm.amdgcn.update.dpp.i32(i32 0, i32 %tmp107, i32 323, i32 12, i32 15, i1 false)
+  %tmp136 = add i32 %tmp107, %tmp135
+  %tmp137 = tail call i32 @llvm.amdgcn.strict.wwm.i32(i32 %tmp136)
+
+  %tmp138 = icmp eq i32 %tmp122, %tmp137
+  %tmp139 = sext i1 %tmp138 to i32
+  %tmp140 = shl nsw i32 %tmp139, 1
+  %tmp141 = and i32 %tmp140, 2
+  %tmp145 = bitcast i32 %tmp141 to float
+  call void @llvm.amdgcn.raw.buffer.store.f32(float %tmp145, <4 x i32> %tmp14, i32 4, i32 0, i32 0)
+  ret void
+}
+
+define amdgpu_gfx void @strict_wwm_cfg(<4 x i32> inreg %tmp14, i32 %arg) {
+; GFX9-O0-LABEL: strict_wwm_cfg:
+; GFX9-O0:       ; %bb.0: ; %entry
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[8:9], -1
+; GFX9-O0-NEXT:    buffer_store_dword v5, off, s[0:3], s32 offset:24 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    buffer_store_dword v1, off, s[0:3], s32 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:4 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[8:9]
+; GFX9-O0-NEXT:    v_writelane_b32 v5, s30, 0
+; GFX9-O0-NEXT:    v_writelane_b32 v5, s31, 1
+; GFX9-O0-NEXT:    s_mov_b32 s8, s4
+; GFX9-O0-NEXT:    ; kill: def $sgpr8 killed $sgpr8 def $sgpr8_sgpr9_sgpr10_sgpr11
+; GFX9-O0-NEXT:    s_mov_b32 s9, s5
+; GFX9-O0-NEXT:    s_mov_b32 s10, s6
+; GFX9-O0-NEXT:    s_mov_b32 s11, s7
+; GFX9-O0-NEXT:    s_mov_b64 s[4:5], s[8:9]
+; GFX9-O0-NEXT:    s_mov_b64 s[6:7], s[10:11]
+; GFX9-O0-NEXT:    v_writelane_b32 v5, s4, 2
+; GFX9-O0-NEXT:    v_writelane_b32 v5, s5, 3
+; GFX9-O0-NEXT:    v_writelane_b32 v5, s6, 4
+; GFX9-O0-NEXT:    v_writelane_b32 v5, s7, 5
+; GFX9-O0-NEXT:    s_mov_b32 s4, 0
+; GFX9-O0-NEXT:    s_nop 0
+; GFX9-O0-NEXT:    buffer_load_dwordx2 v[3:4], off, s[8:11], s4
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    buffer_store_dword v3, off, s[0:3], s32 offset:16 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    buffer_store_dword v4, off, s[0:3], s32 offset:20 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    ; implicit-def: $sgpr6_sgpr7
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, v3
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, s4
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[6:7], -1
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, s4
+; GFX9-O0-NEXT:    s_nop 1
+; GFX9-O0-NEXT:    v_mov_b32_dpp v2, v1 row_bcast:31 row_mask:0xc bank_mask:0xf
+; GFX9-O0-NEXT:    v_add_u32_e32 v1, v1, v2
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[6:7]
+; GFX9-O0-NEXT:    v_mov_b32_e32 v3, v1
+; GFX9-O0-NEXT:    buffer_store_dword v3, off, s[0:3], s32 offset:12 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    v_cmp_eq_u32_e64 s[6:7], s4, v0
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, s4
+; GFX9-O0-NEXT:    buffer_store_dword v0, off, s[0:3], s32 offset:8 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    s_mov_b64 s[4:5], exec
+; GFX9-O0-NEXT:    v_writelane_b32 v5, s4, 6
+; GFX9-O0-NEXT:    v_writelane_b32 v5, s5, 7
+; GFX9-O0-NEXT:    s_and_b64 s[4:5], s[4:5], s[6:7]
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[4:5]
+; GFX9-O0-NEXT:    s_cbranch_execz BB1_2
+; GFX9-O0-NEXT:  ; %bb.1: ; %if
+; GFX9-O0-NEXT:    buffer_load_dword v3, off, s[0:3], s32 offset:16 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_nop 0
+; GFX9-O0-NEXT:    buffer_load_dword v4, off, s[0:3], s32 offset:20 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, v4
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[4:5], -1
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, 0
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[4:5]
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, v0
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, v1
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[4:5], -1
+; GFX9-O0-NEXT:    v_mov_b32_dpp v1, v2 row_bcast:31 row_mask:0xc bank_mask:0xf
+; GFX9-O0-NEXT:    v_add_u32_e32 v1, v2, v1
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[4:5]
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, v1
+; GFX9-O0-NEXT:    buffer_store_dword v0, off, s[0:3], s32 offset:8 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:  BB1_2: ; %merge
+; GFX9-O0-NEXT:    v_readlane_b32 s6, v5, 6
+; GFX9-O0-NEXT:    v_readlane_b32 s7, v5, 7
+; GFX9-O0-NEXT:    s_or_b64 exec, exec, s[6:7]
+; GFX9-O0-NEXT:    v_readlane_b32 s4, v5, 0
+; GFX9-O0-NEXT:    v_readlane_b32 s5, v5, 1
+; GFX9-O0-NEXT:    v_readlane_b32 s8, v5, 2
+; GFX9-O0-NEXT:    v_readlane_b32 s9, v5, 3
+; GFX9-O0-NEXT:    v_readlane_b32 s10, v5, 4
+; GFX9-O0-NEXT:    v_readlane_b32 s11, v5, 5
+; GFX9-O0-NEXT:    buffer_load_dword v0, off, s[0:3], s32 offset:12 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    buffer_load_dword v3, off, s[0:3], s32 offset:8 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    v_cmp_eq_u32_e64 s[6:7], v0, v3
+; GFX9-O0-NEXT:    v_cndmask_b32_e64 v0, 0, 1, s[6:7]
+; GFX9-O0-NEXT:    s_mov_b32 s6, 1
+; GFX9-O0-NEXT:    v_lshlrev_b32_e32 v0, s6, v0
+; GFX9-O0-NEXT:    s_mov_b32 s6, 2
+; GFX9-O0-NEXT:    v_mov_b32_e32 v3, s6
+; GFX9-O0-NEXT:    v_and_b32_e32 v0, v0, v3
+; GFX9-O0-NEXT:    s_mov_b32 s6, 0
+; GFX9-O0-NEXT:    buffer_store_dword v0, off, s[8:11], s6 offset:4
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[6:7], -1
+; GFX9-O0-NEXT:    buffer_load_dword v5, off, s[0:3], s32 offset:24 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    buffer_load_dword v1, off, s[0:3], s32 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    buffer_load_dword v2, off, s[0:3], s32 offset:4 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[6:7]
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    s_setpc_b64 s[4:5]
+;
+; GFX9-O3-LABEL: strict_wwm_cfg:
+; GFX9-O3:       ; %bb.0: ; %entry
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[8:9], -1
+; GFX9-O3-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:4 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    buffer_store_dword v1, off, s[0:3], s32 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:8 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O3-NEXT:    buffer_store_dword v3, off, s[0:3], s32 offset:12 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[8:9]
+; GFX9-O3-NEXT:    buffer_load_dwordx2 v[2:3], off, s[4:7], 0
+; GFX9-O3-NEXT:    v_mov_b32_e32 v5, 0
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[8:9], -1
+; GFX9-O3-NEXT:    v_mov_b32_e32 v1, 0
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[8:9]
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O3-NEXT:    v_mov_b32_e32 v2, 0
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[8:9], -1
+; GFX9-O3-NEXT:    v_mov_b32_dpp v1, v2 row_bcast:31 row_mask:0xc bank_mask:0xf
+; GFX9-O3-NEXT:    v_add_u32_e32 v1, v2, v1
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[8:9]
+; GFX9-O3-NEXT:    v_mov_b32_e32 v4, v1
+; GFX9-O3-NEXT:    v_cmp_eq_u32_e32 vcc, 0, v0
+; GFX9-O3-NEXT:    s_and_saveexec_b64 s[8:9], vcc
+; GFX9-O3-NEXT:  ; %bb.1: ; %if
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[10:11], -1
+; GFX9-O3-NEXT:    v_mov_b32_e32 v1, 0
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[10:11]
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    v_mov_b32_e32 v3, 0
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[10:11], -1
+; GFX9-O3-NEXT:    v_mov_b32_dpp v1, v3 row_bcast:31 row_mask:0xc bank_mask:0xf
+; GFX9-O3-NEXT:    v_add_u32_e32 v1, v3, v1
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[10:11]
+; GFX9-O3-NEXT:    v_mov_b32_e32 v5, v1
+; GFX9-O3-NEXT:  ; %bb.2: ; %merge
+; GFX9-O3-NEXT:    s_or_b64 exec, exec, s[8:9]
+; GFX9-O3-NEXT:    v_cmp_eq_u32_e32 vcc, v4, v5
+; GFX9-O3-NEXT:    v_cndmask_b32_e64 v0, 0, 1, vcc
+; GFX9-O3-NEXT:    v_lshlrev_b32_e32 v0, 1, v0
+; GFX9-O3-NEXT:    v_and_b32_e32 v0, 2, v0
+; GFX9-O3-NEXT:    buffer_store_dword v0, off, s[4:7], 0 offset:4
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[4:5], -1
+; GFX9-O3-NEXT:    buffer_load_dword v2, off, s[0:3], s32 offset:4 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    buffer_load_dword v1, off, s[0:3], s32 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_nop 0
+; GFX9-O3-NEXT:    buffer_load_dword v2, off, s[0:3], s32 offset:8 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_nop 0
+; GFX9-O3-NEXT:    buffer_load_dword v3, off, s[0:3], s32 offset:12 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[4:5]
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O3-NEXT:    s_setpc_b64 s[30:31]
+entry:
+  %tmp100 = call <2 x float> @llvm.amdgcn.raw.buffer.load.v2f32(<4 x i32> %tmp14, i32 0, i32 0, i32 0)
+  %tmp101 = bitcast <2 x float> %tmp100 to <2 x i32>
+  %tmp102 = extractelement <2 x i32> %tmp101, i32 0
+  %tmp105 = tail call i32 @llvm.amdgcn.set.inactive.i32(i32 %tmp102, i32 0)
+
+  %tmp120 = tail call i32 @llvm.amdgcn.update.dpp.i32(i32 0, i32 %tmp105, i32 323, i32 12, i32 15, i1 false)
+  %tmp121 = add i32 %tmp105, %tmp120
+  %tmp122 = tail call i32 @llvm.amdgcn.strict.wwm.i32(i32 %tmp121)
+
+  %cond = icmp eq i32 %arg, 0
+  br i1 %cond, label %if, label %merge
+if:
+  %tmp103 = extractelement <2 x i32> %tmp101, i32 1
+  %tmp107 = tail call i32 @llvm.amdgcn.set.inactive.i32(i32 %tmp103, i32 0)
+
+  %tmp135 = tail call i32 @llvm.amdgcn.update.dpp.i32(i32 0, i32 %tmp107, i32 323, i32 12, i32 15, i1 false)
+  %tmp136 = add i32 %tmp107, %tmp135
+  %tmp137 = tail call i32 @llvm.amdgcn.strict.wwm.i32(i32 %tmp136)
+  br label %merge
+
+merge:
+  %merge_value = phi i32 [ 0, %entry ], [%tmp137, %if ]
+  %tmp138 = icmp eq i32 %tmp122, %merge_value
+  %tmp139 = sext i1 %tmp138 to i32
+  %tmp140 = shl nsw i32 %tmp139, 1
+  %tmp141 = and i32 %tmp140, 2
+  %tmp145 = bitcast i32 %tmp141 to float
+  call void @llvm.amdgcn.raw.buffer.store.f32(float %tmp145, <4 x i32> %tmp14, i32 4, i32 0, i32 0)
+  ret void
+}
+
+define hidden i32 @strict_wwm_called(i32 %a) noinline {
+; GFX9-LABEL: strict_wwm_called:
+; GFX9:       ; %bb.0:
+; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT:    v_add_u32_e32 v1, v0, v0
+; GFX9:         v_mul_lo_u32 v0, v1, v0
+; GFX9-NEXT:    v_sub_u32_e32 v0, v0, v1
+; GFX9-NEXT:    s_setpc_b64 s[30:31]
+  %add = add i32 %a, %a
+  %mul = mul i32 %add, %a
+  %sub = sub i32 %mul, %add
+  ret i32 %sub
+}
+
+define amdgpu_gfx void @strict_wwm_call(<4 x i32> inreg %tmp14, i32 inreg %arg) {
+; GFX9-O0-LABEL: strict_wwm_call:
+; GFX9-O0:       ; %bb.0:
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[10:11], -1
+; GFX9-O0-NEXT:    buffer_store_dword v3, off, s[0:3], s32 offset:8 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:4 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    buffer_store_dword v2, off, s[0:3], s32 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[10:11]
+; GFX9-O0-NEXT:    v_writelane_b32 v3, s33, 7
+; GFX9-O0-NEXT:    s_mov_b32 s33, s32
+; GFX9-O0-NEXT:    s_add_u32 s32, s32, 0x400
+; GFX9-O0-NEXT:    v_writelane_b32 v3, s30, 0
+; GFX9-O0-NEXT:    v_writelane_b32 v3, s31, 1
+; GFX9-O0-NEXT:    v_writelane_b32 v3, s8, 2
+; GFX9-O0-NEXT:    s_mov_b32 s8, s4
+; GFX9-O0-NEXT:    v_readlane_b32 s4, v3, 2
+; GFX9-O0-NEXT:    ; kill: def $sgpr8 killed $sgpr8 def $sgpr8_sgpr9_sgpr10_sgpr11
+; GFX9-O0-NEXT:    s_mov_b32 s9, s5
+; GFX9-O0-NEXT:    s_mov_b32 s10, s6
+; GFX9-O0-NEXT:    s_mov_b32 s11, s7
+; GFX9-O0-NEXT:    v_writelane_b32 v3, s8, 3
+; GFX9-O0-NEXT:    v_writelane_b32 v3, s9, 4
+; GFX9-O0-NEXT:    v_writelane_b32 v3, s10, 5
+; GFX9-O0-NEXT:    v_writelane_b32 v3, s11, 6
+; GFX9-O0-NEXT:    s_mov_b32 s8, 0
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, s4
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, v0
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, s8
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[10:11], -1
+; GFX9-O0-NEXT:    s_getpc_b64 s[4:5]
+; GFX9-O0-NEXT:    s_add_u32 s4, s4, strict_wwm_called@rel32@lo+4
+; GFX9-O0-NEXT:    s_addc_u32 s5, s5, strict_wwm_called@rel32@hi+12
+; GFX9-O0-NEXT:    s_mov_b64 s[14:15], s[2:3]
+; GFX9-O0-NEXT:    s_mov_b64 s[12:13], s[0:1]
+; GFX9-O0-NEXT:    s_mov_b64 s[0:1], s[12:13]
+; GFX9-O0-NEXT:    s_mov_b64 s[2:3], s[14:15]
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, v2
+; GFX9-O0-NEXT:    s_swappc_b64 s[30:31], s[4:5]
+; GFX9-O0-NEXT:    v_readlane_b32 s4, v3, 3
+; GFX9-O0-NEXT:    v_readlane_b32 s5, v3, 4
+; GFX9-O0-NEXT:    v_readlane_b32 s6, v3, 5
+; GFX9-O0-NEXT:    v_readlane_b32 s7, v3, 6
+; GFX9-O0-NEXT:    v_readlane_b32 s30, v3, 0
+; GFX9-O0-NEXT:    v_readlane_b32 s31, v3, 1
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, v0
+; GFX9-O0-NEXT:    v_add_u32_e32 v1, v1, v2
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[10:11]
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, v1
+; GFX9-O0-NEXT:    buffer_store_dword v0, off, s[4:7], s8 offset:4
+; GFX9-O0-NEXT:    s_sub_u32 s32, s32, 0x400
+; GFX9-O0-NEXT:    v_readlane_b32 s33, v3, 7
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[4:5], -1
+; GFX9-O0-NEXT:    buffer_load_dword v3, off, s[0:3], s32 offset:8 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    buffer_load_dword v1, off, s[0:3], s32 offset:4 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    buffer_load_dword v2, off, s[0:3], s32 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[4:5]
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX9-O3-LABEL: strict_wwm_call:
+; GFX9-O3:       ; %bb.0:
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[10:11], -1
+; GFX9-O3-NEXT:    buffer_store_dword v1, off, s[0:3], s32 offset:4 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    buffer_store_dword v2, off, s[0:3], s32 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[10:11]
+; GFX9-O3-NEXT:    s_mov_b32 s14, s33
+; GFX9-O3-NEXT:    s_mov_b32 s33, s32
+; GFX9-O3-NEXT:    s_add_u32 s32, s32, 0x400
+; GFX9-O3-NEXT:    s_mov_b64 s[10:11], s[30:31]
+; GFX9-O3-NEXT:    v_mov_b32_e32 v2, s8
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    v_mov_b32_e32 v2, 0
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[8:9], -1
+; GFX9-O3-NEXT:    v_mov_b32_e32 v0, v2
+; GFX9-O3-NEXT:    s_getpc_b64 s[12:13]
+; GFX9-O3-NEXT:    s_add_u32 s12, s12, strict_wwm_called@rel32@lo+4
+; GFX9-O3-NEXT:    s_addc_u32 s13, s13, strict_wwm_called@rel32@hi+12
+; GFX9-O3-NEXT:    s_swappc_b64 s[30:31], s[12:13]
+; GFX9-O3-NEXT:    v_mov_b32_e32 v1, v0
+; GFX9-O3-NEXT:    v_add_u32_e32 v1, v1, v2
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[8:9]
+; GFX9-O3-NEXT:    v_mov_b32_e32 v0, v1
+; GFX9-O3-NEXT:    buffer_store_dword v0, off, s[4:7], 0 offset:4
+; GFX9-O3-NEXT:    s_sub_u32 s32, s32, 0x400
+; GFX9-O3-NEXT:    s_mov_b32 s33, s14
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[4:5], -1
+; GFX9-O3-NEXT:    buffer_load_dword v1, off, s[0:3], s32 offset:4 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    buffer_load_dword v2, off, s[0:3], s32 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[4:5]
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O3-NEXT:    s_setpc_b64 s[10:11]
+  %tmp107 = tail call i32 @llvm.amdgcn.set.inactive.i32(i32 %arg, i32 0)
+  %tmp134 = call i32 @strict_wwm_called(i32 %tmp107)
+  %tmp136 = add i32 %tmp134, %tmp107
+  %tmp137 = tail call i32 @llvm.amdgcn.strict.wwm.i32(i32 %tmp136)
+  call void @llvm.amdgcn.raw.buffer.store.i32(i32 %tmp137, <4 x i32> %tmp14, i32 4, i32 0, i32 0)
+  ret void
+}
+
+define i64 @strict_wwm_called_i64(i64 %a) noinline {
+; GFX9-O0-LABEL: strict_wwm_called_i64:
+; GFX9-O0:       ; %bb.0:
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-O0-NEXT:    v_mov_b32_e32 v6, v0
+; GFX9-O0-NEXT:    ; kill: def $vgpr6 killed $vgpr6 def $vgpr6_vgpr7 killed $exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v7, v1
+; GFX9-O0-NEXT:    ; kill: def $vgpr0_vgpr1 killed $vgpr6_vgpr7 killed $exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, v6
+; GFX9-O0-NEXT:    v_mov_b32_e32 v3, v6
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, v7
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, v7
+; GFX9-O0-NEXT:    v_add_co_u32_e64 v4, s[4:5], v2, v3
+; GFX9-O0-NEXT:    v_addc_co_u32_e64 v0, s[4:5], v0, v1, s[4:5]
+; GFX9-O0-NEXT:    ; kill: def $vgpr4 killed $vgpr4 def $vgpr4_vgpr5 killed $exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v5, v0
+; GFX9-O0-NEXT:    s_mov_b32 s4, 32
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, v6
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, v7
+; GFX9-O0-NEXT:    v_lshrrev_b64 v[0:1], s4, v[0:1]
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, v0
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, v4
+; GFX9-O0-NEXT:    ; implicit-def: $sgpr5
+; GFX9-O0-NEXT:    ; implicit-def: $sgpr5
+; GFX9-O0-NEXT:    v_mul_lo_u32 v2, v0, v1
+; GFX9-O0-NEXT:    ; kill: def $vgpr6 killed $vgpr6 killed $vgpr6_vgpr7 killed $exec
+; GFX9-O0-NEXT:    v_mul_hi_u32 v1, v0, v6
+; GFX9-O0-NEXT:    v_lshrrev_b64 v[7:8], s4, v[4:5]
+; GFX9-O0-NEXT:    v_mov_b32_e32 v3, v7
+; GFX9-O0-NEXT:    ; implicit-def: $sgpr5
+; GFX9-O0-NEXT:    ; implicit-def: $sgpr5
+; GFX9-O0-NEXT:    v_mul_lo_u32 v3, v3, v6
+; GFX9-O0-NEXT:    v_add3_u32 v1, v1, v2, v3
+; GFX9-O0-NEXT:    ; implicit-def: $sgpr5
+; GFX9-O0-NEXT:    ; implicit-def: $sgpr6
+; GFX9-O0-NEXT:    v_mov_b32_e32 v3, s5
+; GFX9-O0-NEXT:    ; kill: def $vgpr1 killed $vgpr1 def $vgpr1_vgpr2 killed $exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, v3
+; GFX9-O0-NEXT:    v_lshlrev_b64 v[1:2], s4, v[1:2]
+; GFX9-O0-NEXT:    v_mov_b32_e32 v3, v2
+; GFX9-O0-NEXT:    ; implicit-def: $sgpr5
+; GFX9-O0-NEXT:    ; implicit-def: $sgpr5
+; GFX9-O0-NEXT:    v_mul_lo_u32 v6, v0, v6
+; GFX9-O0-NEXT:    s_mov_b32 s5, 0
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, 0
+; GFX9-O0-NEXT:    ; kill: def $vgpr6 killed $vgpr6 def $vgpr6_vgpr7 killed $exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v7, v0
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, v7
+; GFX9-O0-NEXT:    v_or_b32_e32 v0, v0, v3
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, v1
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, v6
+; GFX9-O0-NEXT:    v_or_b32_e32 v6, v1, v2
+; GFX9-O0-NEXT:    ; kill: def $vgpr6 killed $vgpr6 def $vgpr6_vgpr7 killed $exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v7, v0
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, v6
+; GFX9-O0-NEXT:    v_mov_b32_e32 v3, v4
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, v7
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, v5
+; GFX9-O0-NEXT:    v_sub_co_u32_e64 v1, s[6:7], v1, v3
+; GFX9-O0-NEXT:    v_subb_co_u32_e64 v0, s[6:7], v0, v2, s[6:7]
+; GFX9-O0-NEXT:    ; kill: def $vgpr1 killed $vgpr1 def $vgpr1_vgpr2 killed $exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, v0
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, v1
+; GFX9-O0-NEXT:    v_lshrrev_b64 v[1:2], s4, v[1:2]
+; GFX9-O0-NEXT:    ; kill: def $vgpr1 killed $vgpr1 killed $vgpr1_vgpr2 killed $exec
+; GFX9-O0-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX9-O3-LABEL: strict_wwm_called_i64:
+; GFX9-O3:       ; %bb.0:
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-O3-NEXT:    v_add_co_u32_e32 v2, vcc, v0, v0
+; GFX9-O3-NEXT:    v_addc_co_u32_e32 v3, vcc, v1, v1, vcc
+; GFX9-O3-NEXT:    v_mul_lo_u32 v4, v3, v0
+; GFX9-O3-NEXT:    v_mul_hi_u32 v5, v2, v0
+; GFX9-O3-NEXT:    v_mul_lo_u32 v1, v2, v1
+; GFX9-O3-NEXT:    v_mul_lo_u32 v0, v2, v0
+; GFX9-O3-NEXT:    v_add3_u32 v1, v5, v1, v4
+; GFX9-O3-NEXT:    v_sub_co_u32_e32 v0, vcc, v0, v2
+; GFX9-O3-NEXT:    v_subb_co_u32_e32 v1, vcc, v1, v3, vcc
+; GFX9-O3-NEXT:    s_setpc_b64 s[30:31]
+  %add = add i64 %a, %a
+  %mul = mul i64 %add, %a
+  %sub = sub i64 %mul, %add
+  ret i64 %sub
+}
+
+define amdgpu_gfx void @strict_wwm_call_i64(<4 x i32> inreg %tmp14, i64 inreg %arg) {
+; GFX9-O0-LABEL: strict_wwm_call_i64:
+; GFX9-O0:       ; %bb.0:
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[10:11], -1
+; GFX9-O0-NEXT:    buffer_store_dword v11, off, s[0:3], s32 offset:40 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:8 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    buffer_store_dword v4, off, s[0:3], s32 offset:32 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    buffer_store_dword v3, off, s[0:3], s32 offset:12 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    buffer_store_dword v4, off, s[0:3], s32 offset:16 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    buffer_store_dword v3, off, s[0:3], s32 offset:20 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:24 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    buffer_store_dword v3, off, s[0:3], s32 offset:28 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    buffer_store_dword v9, off, s[0:3], s32 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    buffer_store_dword v10, off, s[0:3], s32 offset:4 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    buffer_store_dword v5, off, s[0:3], s32 offset:36 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[10:11]
+; GFX9-O0-NEXT:    v_writelane_b32 v11, s33, 9
+; GFX9-O0-NEXT:    s_mov_b32 s33, s32
+; GFX9-O0-NEXT:    s_add_u32 s32, s32, 0xc00
+; GFX9-O0-NEXT:    v_writelane_b32 v11, s30, 0
+; GFX9-O0-NEXT:    v_writelane_b32 v11, s31, 1
+; GFX9-O0-NEXT:    v_writelane_b32 v11, s9, 2
+; GFX9-O0-NEXT:    v_writelane_b32 v11, s8, 3
+; GFX9-O0-NEXT:    s_mov_b32 s8, s6
+; GFX9-O0-NEXT:    v_readlane_b32 s6, v11, 3
+; GFX9-O0-NEXT:    v_writelane_b32 v11, s8, 4
+; GFX9-O0-NEXT:    s_mov_b32 s12, s5
+; GFX9-O0-NEXT:    v_readlane_b32 s5, v11, 4
+; GFX9-O0-NEXT:    s_mov_b32 s8, s4
+; GFX9-O0-NEXT:    v_readlane_b32 s4, v11, 2
+; GFX9-O0-NEXT:    ; kill: def $sgpr8 killed $sgpr8 def $sgpr8_sgpr9_sgpr10_sgpr11
+; GFX9-O0-NEXT:    s_mov_b32 s9, s12
+; GFX9-O0-NEXT:    s_mov_b32 s10, s5
+; GFX9-O0-NEXT:    s_mov_b32 s11, s7
+; GFX9-O0-NEXT:    v_writelane_b32 v11, s8, 5
+; GFX9-O0-NEXT:    v_writelane_b32 v11, s9, 6
+; GFX9-O0-NEXT:    v_writelane_b32 v11, s10, 7
+; GFX9-O0-NEXT:    v_writelane_b32 v11, s11, 8
+; GFX9-O0-NEXT:    ; kill: def $sgpr6 killed $sgpr6 def $sgpr6_sgpr7
+; GFX9-O0-NEXT:    s_mov_b32 s7, s4
+; GFX9-O0-NEXT:    ; kill: def $sgpr4_sgpr5 killed $sgpr6_sgpr7
+; GFX9-O0-NEXT:    s_mov_b64 s[4:5], 0
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, s6
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, s7
+; GFX9-O0-NEXT:    v_mov_b32_e32 v10, v1
+; GFX9-O0-NEXT:    v_mov_b32_e32 v9, v0
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v9, s4
+; GFX9-O0-NEXT:    v_mov_b32_e32 v10, s5
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[8:9], -1
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, v9
+; GFX9-O0-NEXT:    s_mov_b32 s4, 32
+; GFX9-O0-NEXT:    ; implicit-def: $sgpr6_sgpr7
+; GFX9-O0-NEXT:    v_lshrrev_b64 v[3:4], s4, v[9:10]
+; GFX9-O0-NEXT:    s_getpc_b64 s[4:5]
+; GFX9-O0-NEXT:    s_add_u32 s4, s4, strict_wwm_called_i64@gotpcrel32@lo+4
+; GFX9-O0-NEXT:    s_addc_u32 s5, s5, strict_wwm_called_i64@gotpcrel32@hi+12
+; GFX9-O0-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
+; GFX9-O0-NEXT:    s_mov_b64 s[14:15], s[2:3]
+; GFX9-O0-NEXT:    s_mov_b64 s[12:13], s[0:1]
+; GFX9-O0-NEXT:    s_mov_b64 s[0:1], s[12:13]
+; GFX9-O0-NEXT:    s_mov_b64 s[2:3], s[14:15]
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, v2
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, v3
+; GFX9-O0-NEXT:    s_waitcnt lgkmcnt(0)
+; GFX9-O0-NEXT:    s_swappc_b64 s[30:31], s[4:5]
+; GFX9-O0-NEXT:    v_readlane_b32 s4, v11, 5
+; GFX9-O0-NEXT:    v_readlane_b32 s5, v11, 6
+; GFX9-O0-NEXT:    v_readlane_b32 s6, v11, 7
+; GFX9-O0-NEXT:    v_readlane_b32 s7, v11, 8
+; GFX9-O0-NEXT:    v_readlane_b32 s30, v11, 0
+; GFX9-O0-NEXT:    v_readlane_b32 s31, v11, 1
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, v0
+; GFX9-O0-NEXT:    v_mov_b32_e32 v3, v1
+; GFX9-O0-NEXT:    v_mov_b32_e32 v4, v9
+; GFX9-O0-NEXT:    v_mov_b32_e32 v5, v10
+; GFX9-O0-NEXT:    v_add_co_u32_e64 v2, s[10:11], v2, v4
+; GFX9-O0-NEXT:    v_addc_co_u32_e64 v3, s[10:11], v3, v5, s[10:11]
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[8:9]
+; GFX9-O0-NEXT:    v_mov_b32_e32 v0, v2
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, v3
+; GFX9-O0-NEXT:    s_mov_b32 s8, 0
+; GFX9-O0-NEXT:    buffer_store_dwordx2 v[0:1], off, s[4:7], s8 offset:4
+; GFX9-O0-NEXT:    s_sub_u32 s32, s32, 0xc00
+; GFX9-O0-NEXT:    v_readlane_b32 s33, v11, 9
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[4:5], -1
+; GFX9-O0-NEXT:    buffer_load_dword v11, off, s[0:3], s32 offset:40 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    buffer_load_dword v2, off, s[0:3], s32 offset:8 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    buffer_load_dword v4, off, s[0:3], s32 offset:32 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_nop 0
+; GFX9-O0-NEXT:    buffer_load_dword v3, off, s[0:3], s32 offset:12 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_nop 0
+; GFX9-O0-NEXT:    buffer_load_dword v4, off, s[0:3], s32 offset:16 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_nop 0
+; GFX9-O0-NEXT:    buffer_load_dword v3, off, s[0:3], s32 offset:20 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_nop 0
+; GFX9-O0-NEXT:    buffer_load_dword v2, off, s[0:3], s32 offset:24 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_nop 0
+; GFX9-O0-NEXT:    buffer_load_dword v3, off, s[0:3], s32 offset:28 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_nop 0
+; GFX9-O0-NEXT:    buffer_load_dword v9, off, s[0:3], s32 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_nop 0
+; GFX9-O0-NEXT:    buffer_load_dword v10, off, s[0:3], s32 offset:4 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_nop 0
+; GFX9-O0-NEXT:    buffer_load_dword v5, off, s[0:3], s32 offset:36 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[4:5]
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX9-O3-LABEL: strict_wwm_call_i64:
+; GFX9-O3:       ; %bb.0:
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[10:11], -1
+; GFX9-O3-NEXT:    buffer_store_dword v6, off, s[0:3], s32 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O3-NEXT:    buffer_store_dword v7, off, s[0:3], s32 offset:4 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:8 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    buffer_store_dword v3, off, s[0:3], s32 offset:12 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:16 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O3-NEXT:    buffer_store_dword v3, off, s[0:3], s32 offset:20 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[10:11]
+; GFX9-O3-NEXT:    s_mov_b32 s14, s33
+; GFX9-O3-NEXT:    s_mov_b32 s33, s32
+; GFX9-O3-NEXT:    s_add_u32 s32, s32, 0x800
+; GFX9-O3-NEXT:    s_mov_b64 s[10:11], s[30:31]
+; GFX9-O3-NEXT:    v_mov_b32_e32 v6, s8
+; GFX9-O3-NEXT:    v_mov_b32_e32 v7, s9
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    v_mov_b32_e32 v6, 0
+; GFX9-O3-NEXT:    v_mov_b32_e32 v7, 0
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[8:9], -1
+; GFX9-O3-NEXT:    s_getpc_b64 s[12:13]
+; GFX9-O3-NEXT:    s_add_u32 s12, s12, strict_wwm_called_i64@gotpcrel32@lo+4
+; GFX9-O3-NEXT:    s_addc_u32 s13, s13, strict_wwm_called_i64@gotpcrel32@hi+12
+; GFX9-O3-NEXT:    s_load_dwordx2 s[12:13], s[12:13], 0x0
+; GFX9-O3-NEXT:    v_mov_b32_e32 v0, v6
+; GFX9-O3-NEXT:    v_mov_b32_e32 v1, v7
+; GFX9-O3-NEXT:    s_waitcnt lgkmcnt(0)
+; GFX9-O3-NEXT:    s_swappc_b64 s[30:31], s[12:13]
+; GFX9-O3-NEXT:    v_mov_b32_e32 v2, v0
+; GFX9-O3-NEXT:    v_mov_b32_e32 v3, v1
+; GFX9-O3-NEXT:    v_add_co_u32_e32 v2, vcc, v2, v6
+; GFX9-O3-NEXT:    v_addc_co_u32_e32 v3, vcc, v3, v7, vcc
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[8:9]
+; GFX9-O3-NEXT:    v_mov_b32_e32 v0, v2
+; GFX9-O3-NEXT:    v_mov_b32_e32 v1, v3
+; GFX9-O3-NEXT:    buffer_store_dwordx2 v[0:1], off, s[4:7], 0 offset:4
+; GFX9-O3-NEXT:    s_sub_u32 s32, s32, 0x800
+; GFX9-O3-NEXT:    s_mov_b32 s33, s14
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[4:5], -1
+; GFX9-O3-NEXT:    buffer_load_dword v6, off, s[0:3], s32 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_nop 0
+; GFX9-O3-NEXT:    buffer_load_dword v7, off, s[0:3], s32 offset:4 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_nop 0
+; GFX9-O3-NEXT:    buffer_load_dword v2, off, s[0:3], s32 offset:8 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    buffer_load_dword v3, off, s[0:3], s32 offset:12 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_nop 0
+; GFX9-O3-NEXT:    buffer_load_dword v2, off, s[0:3], s32 offset:16 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_nop 0
+; GFX9-O3-NEXT:    buffer_load_dword v3, off, s[0:3], s32 offset:20 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[4:5]
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O3-NEXT:    s_setpc_b64 s[10:11]
+  %tmp107 = tail call i64 @llvm.amdgcn.set.inactive.i64(i64 %arg, i64 0)
+  %tmp134 = call i64 @strict_wwm_called_i64(i64 %tmp107)
+  %tmp136 = add i64 %tmp134, %tmp107
+  %tmp137 = tail call i64 @llvm.amdgcn.strict.wwm.i64(i64 %tmp136)
+  %tmp138 = bitcast i64 %tmp137 to <2 x i32>
+  call void @llvm.amdgcn.raw.buffer.store.v2i32(<2 x i32> %tmp138, <4 x i32> %tmp14, i32 4, i32 0, i32 0)
+  ret void
+}
+
+define amdgpu_gfx void @strict_wwm_amdgpu_cs_main(<4 x i32> inreg %desc, i32 %index) {
+; GFX9-O0-LABEL: strict_wwm_amdgpu_cs_main:
+; GFX9-O0:       ; %bb.0:
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[8:9], -1
+; GFX9-O0-NEXT:    buffer_store_dword v1, off, s[0:3], s32 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:4 ; 4-byte Folded Spill
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[8:9]
+; GFX9-O0-NEXT:    s_mov_b32 s8, s7
+; GFX9-O0-NEXT:    s_mov_b32 s9, s6
+; GFX9-O0-NEXT:    s_mov_b32 s10, s5
+; GFX9-O0-NEXT:    ; kill: def $sgpr4 killed $sgpr4 def $sgpr4_sgpr5_sgpr6_sgpr7
+; GFX9-O0-NEXT:    s_mov_b32 s5, s10
+; GFX9-O0-NEXT:    s_mov_b32 s6, s9
+; GFX9-O0-NEXT:    s_mov_b32 s7, s8
+; GFX9-O0-NEXT:    ; kill: def $sgpr8_sgpr9_sgpr10_sgpr11 killed $sgpr4_sgpr5_sgpr6_sgpr7
+; GFX9-O0-NEXT:    s_mov_b32 s8, 5
+; GFX9-O0-NEXT:    v_lshlrev_b32_e32 v0, s8, v0
+; GFX9-O0-NEXT:    s_mov_b32 s8, 0
+; GFX9-O0-NEXT:    buffer_load_dwordx4 v[10:13], v0, s[4:7], s8 offen
+; GFX9-O0-NEXT:    buffer_load_dwordx2 v[3:4], v0, s[4:7], s8 offen offset:16
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(1)
+; GFX9-O0-NEXT:    v_mov_b32_e32 v7, v11
+; GFX9-O0-NEXT:    v_mov_b32_e32 v5, v10
+; GFX9-O0-NEXT:    ; kill: def $vgpr5 killed $vgpr5 def $vgpr5_vgpr6 killed $exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v6, v7
+; GFX9-O0-NEXT:    s_brev_b32 s9, -2
+; GFX9-O0-NEXT:    s_mov_b32 s10, -1
+; GFX9-O0-NEXT:    ; kill: def $sgpr10 killed $sgpr10 def $sgpr10_sgpr11
+; GFX9-O0-NEXT:    s_mov_b32 s11, s9
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, v5
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, v6
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, s10
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, s11
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v8, v1
+; GFX9-O0-NEXT:    v_mov_b32_e32 v9, v2
+; GFX9-O0-NEXT:    v_mov_b32_e32 v7, v13
+; GFX9-O0-NEXT:    v_mov_b32_e32 v5, v12
+; GFX9-O0-NEXT:    ; kill: def $vgpr5 killed $vgpr5 def $vgpr5_vgpr6 killed $exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v6, v7
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, v5
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, v6
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, s10
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, s11
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v6, v1
+; GFX9-O0-NEXT:    v_mov_b32_e32 v7, v2
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, v3
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, v4
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v1, s10
+; GFX9-O0-NEXT:    v_mov_b32_e32 v2, s11
+; GFX9-O0-NEXT:    s_not_b64 exec, exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v3, v1
+; GFX9-O0-NEXT:    v_mov_b32_e32 v4, v2
+; GFX9-O0-NEXT:    v_mov_b32_e32 v11, v9
+; GFX9-O0-NEXT:    v_mov_b32_e32 v5, v8
+; GFX9-O0-NEXT:    v_mov_b32_e32 v9, v7
+; GFX9-O0-NEXT:    v_mov_b32_e32 v10, v6
+; GFX9-O0-NEXT:    ; kill: def $vgpr5 killed $vgpr5 def $vgpr5_vgpr6_vgpr7_vgpr8 killed $exec
+; GFX9-O0-NEXT:    v_mov_b32_e32 v6, v11
+; GFX9-O0-NEXT:    v_mov_b32_e32 v7, v10
+; GFX9-O0-NEXT:    v_mov_b32_e32 v8, v9
+; GFX9-O0-NEXT:    buffer_store_dwordx4 v[5:8], v0, s[4:7], s8 offen
+; GFX9-O0-NEXT:    buffer_store_dwordx2 v[3:4], v0, s[4:7], s8 offen offset:16
+; GFX9-O0-NEXT:    s_or_saveexec_b64 s[4:5], -1
+; GFX9-O0-NEXT:    buffer_load_dword v1, off, s[0:3], s32 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_nop 0
+; GFX9-O0-NEXT:    buffer_load_dword v2, off, s[0:3], s32 offset:4 ; 4-byte Folded Reload
+; GFX9-O0-NEXT:    s_mov_b64 exec, s[4:5]
+; GFX9-O0-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O0-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX9-O3-LABEL: strict_wwm_amdgpu_cs_main:
+; GFX9-O3:       ; %bb.0:
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[8:9], -1
+; GFX9-O3-NEXT:    buffer_store_dword v1, off, s[0:3], s32 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O3-NEXT:    buffer_store_dword v2, off, s[0:3], s32 offset:4 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    buffer_store_dword v3, off, s[0:3], s32 offset:8 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    buffer_store_dword v4, off, s[0:3], s32 offset:12 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    buffer_store_dword v5, off, s[0:3], s32 offset:16 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O3-NEXT:    buffer_store_dword v6, off, s[0:3], s32 offset:20 ; 4-byte Folded Spill
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[8:9]
+; GFX9-O3-NEXT:    v_lshlrev_b32_e32 v0, 5, v0
+; GFX9-O3-NEXT:    buffer_load_dwordx4 v[1:4], v0, s[4:7], 0 offen
+; GFX9-O3-NEXT:    buffer_load_dwordx2 v[5:6], v0, s[4:7], 0 offen offset:16
+; GFX9-O3-NEXT:    s_brev_b32 s9, -2
+; GFX9-O3-NEXT:    s_mov_b32 s8, -1
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(1)
+; GFX9-O3-NEXT:    v_mov_b32_e32 v1, s8
+; GFX9-O3-NEXT:    v_mov_b32_e32 v2, s9
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    v_mov_b32_e32 v3, s8
+; GFX9-O3-NEXT:    v_mov_b32_e32 v4, s9
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O3-NEXT:    v_mov_b32_e32 v5, s8
+; GFX9-O3-NEXT:    v_mov_b32_e32 v6, s9
+; GFX9-O3-NEXT:    s_not_b64 exec, exec
+; GFX9-O3-NEXT:    v_mov_b32_e32 v7, v1
+; GFX9-O3-NEXT:    v_mov_b32_e32 v9, v3
+; GFX9-O3-NEXT:    v_mov_b32_e32 v11, v5
+; GFX9-O3-NEXT:    v_mov_b32_e32 v8, v2
+; GFX9-O3-NEXT:    v_mov_b32_e32 v10, v4
+; GFX9-O3-NEXT:    v_mov_b32_e32 v12, v6
+; GFX9-O3-NEXT:    buffer_store_dwordx4 v[7:10], v0, s[4:7], 0 offen
+; GFX9-O3-NEXT:    buffer_store_dwordx2 v[11:12], v0, s[4:7], 0 offen offset:16
+; GFX9-O3-NEXT:    s_or_saveexec_b64 s[4:5], -1
+; GFX9-O3-NEXT:    buffer_load_dword v1, off, s[0:3], s32 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_nop 0
+; GFX9-O3-NEXT:    buffer_load_dword v2, off, s[0:3], s32 offset:4 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_nop 0
+; GFX9-O3-NEXT:    buffer_load_dword v3, off, s[0:3], s32 offset:8 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_nop 0
+; GFX9-O3-NEXT:    buffer_load_dword v4, off, s[0:3], s32 offset:12 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_nop 0
+; GFX9-O3-NEXT:    buffer_load_dword v5, off, s[0:3], s32 offset:16 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_nop 0
+; GFX9-O3-NEXT:    buffer_load_dword v6, off, s[0:3], s32 offset:20 ; 4-byte Folded Reload
+; GFX9-O3-NEXT:    s_mov_b64 exec, s[4:5]
+; GFX9-O3-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-O3-NEXT:    s_setpc_b64 s[30:31]
+  %tmp17 = shl i32 %index, 5
+  %tmp18 = tail call <4 x i32> @llvm.amdgcn.s.buffer.load.v4i32(<4 x i32> %desc, i32 %tmp17, i32 0)
+  %.i0.upto1.bc = bitcast <4 x i32> %tmp18 to <2 x i64>
+  %tmp19 = or i32 %tmp17, 16
+  %tmp20 = tail call <2 x i32> @llvm.amdgcn.s.buffer.load.v2i32(<4 x i32> %desc, i32 %tmp19, i32 0)
+  %.i0.upto1.extract = extractelement <2 x i64> %.i0.upto1.bc, i32 0
+  %tmp22 = tail call i64 @llvm.amdgcn.set.inactive.i64(i64 %.i0.upto1.extract, i64 9223372036854775807)
+  %tmp97 = tail call i64 @llvm.amdgcn.strict.wwm.i64(i64 %tmp22)
+  %.i1.upto1.extract = extractelement <2 x i64> %.i0.upto1.bc, i32 1
+  %tmp99 = tail call i64 @llvm.amdgcn.set.inactive.i64(i64 %.i1.upto1.extract, i64 9223372036854775807)
+  %tmp174 = tail call i64 @llvm.amdgcn.strict.wwm.i64(i64 %tmp99)
+  %.i25 = bitcast <2 x i32> %tmp20 to i64
+  %tmp176 = tail call i64 @llvm.amdgcn.set.inactive.i64(i64 %.i25, i64 9223372036854775807)
+  %tmp251 = tail call i64 @llvm.amdgcn.strict.wwm.i64(i64 %tmp176)
+  %.cast = bitcast i64 %tmp97 to <2 x float>
+  %.cast6 = bitcast i64 %tmp174 to <2 x float>
+  %.cast7 = bitcast i64 %tmp251 to <2 x float>
+  %tmp254 = shufflevector <2 x float> %.cast, <2 x float> %.cast6, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  tail call void @llvm.amdgcn.raw.buffer.store.v4f32(<4 x float> %tmp254, <4 x i32> %desc, i32 %tmp17, i32 0, i32 0)
+  tail call void @llvm.amdgcn.raw.buffer.store.v2f32(<2 x float> %.cast7, <4 x i32> %desc, i32 %tmp19, i32 0, i32 0)
+  ret void
+}
+
+declare i32 @llvm.amdgcn.strict.wwm.i32(i32)
+declare i64 @llvm.amdgcn.strict.wwm.i64(i64)
+declare i32 @llvm.amdgcn.set.inactive.i32(i32, i32)
+declare i64 @llvm.amdgcn.set.inactive.i64(i64, i64)
+declare i32 @llvm.amdgcn.update.dpp.i32(i32, i32, i32, i32, i32, i1)
+declare <2 x float> @llvm.amdgcn.raw.buffer.load.v2f32(<4 x i32>, i32, i32, i32)
+declare void @llvm.amdgcn.raw.buffer.store.f32(float, <4 x i32>, i32, i32, i32)
+declare void @llvm.amdgcn.raw.buffer.store.i32(i32, <4 x i32>, i32, i32, i32)
+declare void @llvm.amdgcn.raw.buffer.store.v2i32(<2 x i32>, <4 x i32>, i32, i32, i32)
+declare void @llvm.amdgcn.raw.buffer.store.v2f32(<2 x float>, <4 x i32>, i32, i32, i32)
+declare void @llvm.amdgcn.raw.buffer.store.v4f32(<4 x float>, <4 x i32>, i32, i32, i32)
+declare <2 x i32> @llvm.amdgcn.s.buffer.load.v2i32(<4 x i32>, i32, i32)
+declare <4 x i32> @llvm.amdgcn.s.buffer.load.v4i32(<4 x i32>, i32, i32)