diff --git a/llvm/lib/Target/AMDGPU/AMDGPU.h b/llvm/lib/Target/AMDGPU/AMDGPU.h
--- a/llvm/lib/Target/AMDGPU/AMDGPU.h
+++ b/llvm/lib/Target/AMDGPU/AMDGPU.h
@@ -83,7 +83,9 @@
 void initializeAMDGPUAnnotateKernelFeaturesPass(PassRegistry &);
 extern char &AMDGPUAnnotateKernelFeaturesID;
 
-enum class ScanOptions : bool { DPP, Iterative };
+// DPP/Iterative option enables the atomic optimizer with given strategy
+// whereas None disables the atomic optimizer.
+enum class ScanOptions { DPP, Iterative, None };
 FunctionPass *createAMDGPUAtomicOptimizerPass(ScanOptions ScanStrategy);
 void initializeAMDGPUAtomicOptimizerPass(PassRegistry &);
 extern char &AMDGPUAtomicOptimizerID;
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUAtomicOptimizer.cpp b/llvm/lib/Target/AMDGPU/AMDGPUAtomicOptimizer.cpp
--- a/llvm/lib/Target/AMDGPU/AMDGPUAtomicOptimizer.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUAtomicOptimizer.cpp
@@ -160,6 +160,11 @@
 
 bool AMDGPUAtomicOptimizerImpl::run(Function &F) {
 
+  // Scan option None disables the Pass
+  if (ScanImpl == ScanOptions::None) {
+    return false;
+  }
+
   visit(F);
 
   const bool Changed = !ToReplace.empty();
@@ -718,12 +723,14 @@
       }
       // Finally mark the readlanes in the WWM section.
       NewV = B.CreateIntrinsic(Intrinsic::amdgcn_strict_wwm, Ty, NewV);
-    } else {
+    } else if (ScanImpl == ScanOptions::Iterative) {
       // Alternative implementation for scan
       ComputeLoop = BasicBlock::Create(C, "ComputeLoop", F);
       ComputeEnd = BasicBlock::Create(C, "ComputeEnd", F);
       std::tie(ExclScan, NewV) = buildScanIteratively(B, ScanOp, Identity, V, I,
                                                       ComputeLoop, ComputeEnd);
+    } else {
+      llvm_unreachable("Atomic Optimzer is disabled for None strategy");
     }
   } else {
     switch (Op) {
@@ -861,8 +868,10 @@
       if (ScanImpl == ScanOptions::DPP) {
         LaneOffset =
             B.CreateIntrinsic(Intrinsic::amdgcn_strict_wwm, Ty, ExclScan);
-      } else {
+      } else if (ScanImpl == ScanOptions::Iterative) {
         LaneOffset = ExclScan;
+      } else {
+        llvm_unreachable("Atomic Optimzer is disabled for None strategy");
       }
     } else {
       switch (Op) {
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp b/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
--- a/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
@@ -274,20 +274,15 @@
     cl::desc("Enable VGPR liverange optimizations for if-else structure"),
     cl::init(true), cl::Hidden);
 
-// Enable atomic optimization
-static cl::opt<bool>
-    EnableAtomicOptimizations("amdgpu-atomic-optimizations",
-                              cl::desc("Enable atomic optimizations"),
-                              cl::init(true), cl::Hidden);
-
 static cl::opt<ScanOptions> AMDGPUAtomicOptimizerStrategy(
     "amdgpu-atomic-optimizer-strategy",
     cl::desc("Select DPP or Iterative strategy for scan"),
     cl::init(ScanOptions::Iterative),
-    cl::values(clEnumValN(ScanOptions::DPP, "DPP",
-                          "Use DPP operations for scan"),
-               clEnumValN(ScanOptions::Iterative, "Iterative",
-                          "Use Iterative approach for scan")));
+    cl::values(
+        clEnumValN(ScanOptions::DPP, "DPP", "Use DPP operations for scan"),
+        clEnumValN(ScanOptions::Iterative, "Iterative",
+                   "Use Iterative approach for scan"),
+        clEnumValN(ScanOptions::None, "None", "Disable atomic optimizer")));
 
 // Enable Mode register optimization
 static cl::opt<bool> EnableSIModeRegisterPass(
@@ -1130,7 +1125,8 @@
   if (TM->getOptLevel() > CodeGenOpt::None)
     addPass(createAMDGPULateCodeGenPreparePass());
 
-  if (isPassEnabled(EnableAtomicOptimizations, CodeGenOpt::Less)) {
+  if ((TM->getOptLevel() >= CodeGenOpt::Less) &&
+      (AMDGPUAtomicOptimizerStrategy != ScanOptions::None)) {
     addPass(createAMDGPUAtomicOptimizerPass(AMDGPUAtomicOptimizerStrategy));
   }
 
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/atomic_optimizations_mul_one.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/atomic_optimizations_mul_one.ll
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/atomic_optimizations_mul_one.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/atomic_optimizations_mul_one.ll
@@ -1,7 +1,7 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: opt -S -mtriple=amdgcn-- -passes=amdgpu-atomic-optimizer %s | FileCheck -check-prefix=IR %s
-; RUN: llc -global-isel -mtriple=amdgcn-- -amdgpu-atomic-optimizations -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
+; RUN: llc -global-isel -mtriple=amdgcn-- -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
 
 declare i32 @llvm.amdgcn.struct.buffer.atomic.add.i32(i32, <4 x i32>, i32, i32, i32, i32 immarg)
 declare i32 @llvm.amdgcn.struct.buffer.atomic.sub.i32(i32, <4 x i32>, i32, i32, i32, i32 immarg)
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/mubuf-global.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/mubuf-global.ll
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/mubuf-global.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/mubuf-global.ll
@@ -1,6 +1,6 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -global-isel -mtriple=amdgcn-mesa-mesa3d -mcpu=tahiti -amdgpu-atomic-optimizations=false < %s | FileCheck -check-prefix=GFX6 %s
-; RUN: llc -global-isel -mtriple=amdgcn-mesa-mesa3d -mcpu=hawaii -amdgpu-atomic-optimizations=false < %s | FileCheck -check-prefix=GFX7 %s
+; RUN: llc -global-isel -mtriple=amdgcn-mesa-mesa3d -mcpu=tahiti -amdgpu-atomic-optimizer-strategy=None < %s | FileCheck -check-prefix=GFX6 %s
+; RUN: llc -global-isel -mtriple=amdgcn-mesa-mesa3d -mcpu=hawaii -amdgpu-atomic-optimizer-strategy=None < %s | FileCheck -check-prefix=GFX7 %s
 
 ; Test end to end matching of addressing modes when MUBUF is used for
 ; global memory.
diff --git a/llvm/test/CodeGen/AMDGPU/atomic-optimizer-strict-wqm.ll b/llvm/test/CodeGen/AMDGPU/atomic-optimizer-strict-wqm.ll
--- a/llvm/test/CodeGen/AMDGPU/atomic-optimizer-strict-wqm.ll
+++ b/llvm/test/CodeGen/AMDGPU/atomic-optimizer-strict-wqm.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -march=amdgcn -mcpu=gfx1010 -amdgpu-atomic-optimizations < %s | FileCheck %s -check-prefixes=GFX10
+; RUN: llc -march=amdgcn -mcpu=gfx1010 < %s | FileCheck %s -check-prefixes=GFX10
 
 declare void @llvm.amdgcn.exp.f32(i32 immarg, i32 immarg, float, float, float, float, i1 immarg, i1 immarg)
 declare i32 @llvm.amdgcn.raw.ptr.buffer.atomic.and.i32(i32, ptr addrspace(8), i32, i32, i32 immarg)
diff --git a/llvm/test/CodeGen/AMDGPU/atomic_load_add.ll b/llvm/test/CodeGen/AMDGPU/atomic_load_add.ll
--- a/llvm/test/CodeGen/AMDGPU/atomic_load_add.ll
+++ b/llvm/test/CodeGen/AMDGPU/atomic_load_add.ll
@@ -1,7 +1,7 @@
-; RUN: llc -march=amdgcn -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SICIVI,FUNC %s
-; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SICIVI,FUNC %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX9,FUNC %s
-; RUN: llc -march=r600 -mcpu=redwood -amdgpu-atomic-optimizations=false < %s | FileCheck -check-prefixes=R600,FUNC %s
+; RUN: llc -march=amdgcn -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SICIVI,FUNC %s
+; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SICIVI,FUNC %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX9,FUNC %s
+; RUN: llc -march=r600 -mcpu=redwood -amdgpu-atomic-optimizer-strategy=None < %s | FileCheck -check-prefixes=R600,FUNC %s
 
 ; FUNC-LABEL: {{^}}atomic_add_local:
 ; SICIVI: s_mov_b32 m0
diff --git a/llvm/test/CodeGen/AMDGPU/atomic_load_sub.ll b/llvm/test/CodeGen/AMDGPU/atomic_load_sub.ll
--- a/llvm/test/CodeGen/AMDGPU/atomic_load_sub.ll
+++ b/llvm/test/CodeGen/AMDGPU/atomic_load_sub.ll
@@ -1,7 +1,7 @@
-; RUN: llc -march=amdgcn -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,SICIVI,FUNC %s
-; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,SICIVI,FUNC %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,GFX9,FUNC %s
-; RUN: llc -march=r600 -mcpu=redwood -amdgpu-atomic-optimizations=false < %s | FileCheck -enable-var-scope -check-prefixes=R600,FUNC %s
+; RUN: llc -march=amdgcn -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,SICIVI,FUNC %s
+; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,SICIVI,FUNC %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,GFX9,FUNC %s
+; RUN: llc -march=r600 -mcpu=redwood -amdgpu-atomic-optimizer-strategy=None < %s | FileCheck -enable-var-scope -check-prefixes=R600,FUNC %s
 
 ; FUNC-LABEL: {{^}}atomic_sub_local:
 ; SICIVI: s_mov_b32 m0
diff --git a/llvm/test/CodeGen/AMDGPU/atomic_optimizations_buffer.ll b/llvm/test/CodeGen/AMDGPU/atomic_optimizations_buffer.ll
--- a/llvm/test/CodeGen/AMDGPU/atomic_optimizations_buffer.ll
+++ b/llvm/test/CodeGen/AMDGPU/atomic_optimizations_buffer.ll
@@ -1,11 +1,11 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -march=amdgcn -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX6 %s
-; RUN: llc -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX8 %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=-wavefrontsize32,+wavefrontsize64 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX10W64 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=+wavefrontsize32,-wavefrontsize64 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX10W32 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=-wavefrontsize32,+wavefrontsize64 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX11W64 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=+wavefrontsize32,-wavefrontsize64 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX11W32 %s
+; RUN: llc -march=amdgcn - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX6 %s
+; RUN: llc -march=amdgcn -mcpu=tonga - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX8 %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=-wavefrontsize32,+wavefrontsize64 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX10W64 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=+wavefrontsize32,-wavefrontsize64 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX10W32 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=-wavefrontsize32,+wavefrontsize64 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX11W64 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=+wavefrontsize32,-wavefrontsize64 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX11W32 %s
 
 declare i32 @llvm.amdgcn.workitem.id.x()
 declare i32 @llvm.amdgcn.raw.ptr.buffer.atomic.add(i32, ptr addrspace(8), i32, i32, i32 immarg)
diff --git a/llvm/test/CodeGen/AMDGPU/atomic_optimizations_global_pointer.ll b/llvm/test/CodeGen/AMDGPU/atomic_optimizations_global_pointer.ll
--- a/llvm/test/CodeGen/AMDGPU/atomic_optimizations_global_pointer.ll
+++ b/llvm/test/CodeGen/AMDGPU/atomic_optimizations_global_pointer.ll
@@ -1,11 +1,11 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -march=amdgcn -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GFX7LESS %s
-; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX89,GFX8 %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX89,GFX9 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=-wavefrontsize32,+wavefrontsize64 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX1064 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=+wavefrontsize32,-wavefrontsize64 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX1032 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=-wavefrontsize32,+wavefrontsize64 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX1164 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=+wavefrontsize32,-wavefrontsize64 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX1132 %s
+; RUN: llc -march=amdgcn - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GFX7LESS %s
+; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX89,GFX8 %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX89,GFX9 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=-wavefrontsize32,+wavefrontsize64 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX1064 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=+wavefrontsize32,-wavefrontsize64 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX1032 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=-wavefrontsize32,+wavefrontsize64 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX1164 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=+wavefrontsize32,-wavefrontsize64 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX1132 %s
 
 declare i32 @llvm.amdgcn.workitem.id.x()
 
diff --git a/llvm/test/CodeGen/AMDGPU/atomic_optimizations_local_pointer.ll b/llvm/test/CodeGen/AMDGPU/atomic_optimizations_local_pointer.ll
--- a/llvm/test/CodeGen/AMDGPU/atomic_optimizations_local_pointer.ll
+++ b/llvm/test/CodeGen/AMDGPU/atomic_optimizations_local_pointer.ll
@@ -1,11 +1,11 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -march=amdgcn -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX7LESS %s
-; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX8 %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=-wavefrontsize32,+wavefrontsize64 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX1064 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=+wavefrontsize32,-wavefrontsize64 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX1032 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=-wavefrontsize32,+wavefrontsize64 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX1164 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=+wavefrontsize32,-wavefrontsize64 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX1132 %s
+; RUN: llc -march=amdgcn - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX7LESS %s
+; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX8 %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=-wavefrontsize32,+wavefrontsize64 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX1064 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=+wavefrontsize32,-wavefrontsize64 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX1032 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=-wavefrontsize32,+wavefrontsize64 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX1164 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=+wavefrontsize32,-wavefrontsize64 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX1132 %s
 
 declare i32 @llvm.amdgcn.workitem.id.x()
 
diff --git a/llvm/test/CodeGen/AMDGPU/atomic_optimizations_pixelshader.ll b/llvm/test/CodeGen/AMDGPU/atomic_optimizations_pixelshader.ll
--- a/llvm/test/CodeGen/AMDGPU/atomic_optimizations_pixelshader.ll
+++ b/llvm/test/CodeGen/AMDGPU/atomic_optimizations_pixelshader.ll
@@ -1,11 +1,11 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -mtriple=amdgcn-- -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=DPP -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -enable-var-scope -check-prefixes=GFX7 %s
-; RUN: llc  -mtriple=amdgcn-- -mcpu=tonga -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=DPP -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -enable-var-scope -check-prefixes=GFX89,GFX8 %s
-; RUN: llc -mtriple=amdgcn-- -mcpu=gfx900 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=DPP -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -enable-var-scope -check-prefixes=GFX89,GFX9 %s
-; RUN: llc -mtriple=amdgcn-- -mcpu=gfx1010 -mattr=-wavefrontsize32,+wavefrontsize64 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=DPP -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -enable-var-scope -check-prefixes=GFX1064 %s
-; RUN: llc -mtriple=amdgcn-- -mcpu=gfx1010 -mattr=+wavefrontsize32,-wavefrontsize64 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=DPP -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -enable-var-scope -check-prefixes=GFX1032 %s
-; RUN: llc -mtriple=amdgcn-- -mcpu=gfx1100 -mattr=-wavefrontsize32,+wavefrontsize64 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=DPP -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -enable-var-scope -check-prefixes=GFX1164 %s
-; RUN: llc -mtriple=amdgcn-- -mcpu=gfx1100 -mattr=+wavefrontsize32,-wavefrontsize64 -mattr=-flat-for-global -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=DPP -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -enable-var-scope -check-prefixes=GFX1132 %s
+; RUN: llc -mtriple=amdgcn-- - -amdgpu-atomic-optimizer-strategy=DPP -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -enable-var-scope -check-prefixes=GFX7 %s
+; RUN: llc  -mtriple=amdgcn-- -mcpu=tonga -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=DPP -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -enable-var-scope -check-prefixes=GFX89,GFX8 %s
+; RUN: llc -mtriple=amdgcn-- -mcpu=gfx900 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=DPP -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -enable-var-scope -check-prefixes=GFX89,GFX9 %s
+; RUN: llc -mtriple=amdgcn-- -mcpu=gfx1010 -mattr=-wavefrontsize32,+wavefrontsize64 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=DPP -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -enable-var-scope -check-prefixes=GFX1064 %s
+; RUN: llc -mtriple=amdgcn-- -mcpu=gfx1010 -mattr=+wavefrontsize32,-wavefrontsize64 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=DPP -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -enable-var-scope -check-prefixes=GFX1032 %s
+; RUN: llc -mtriple=amdgcn-- -mcpu=gfx1100 -mattr=-wavefrontsize32,+wavefrontsize64 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=DPP -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -enable-var-scope -check-prefixes=GFX1164 %s
+; RUN: llc -mtriple=amdgcn-- -mcpu=gfx1100 -mattr=+wavefrontsize32,-wavefrontsize64 -mattr=-flat-for-global - -amdgpu-atomic-optimizer-strategy=DPP -verify-machineinstrs -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck -enable-var-scope -check-prefixes=GFX1132 %s
 
 declare i1 @llvm.amdgcn.wqm.vote(i1)
 declare i32 @llvm.amdgcn.raw.ptr.buffer.atomic.add(i32, ptr addrspace(8), i32, i32, i32 immarg)
diff --git a/llvm/test/CodeGen/AMDGPU/atomic_optimizations_raw_buffer.ll b/llvm/test/CodeGen/AMDGPU/atomic_optimizations_raw_buffer.ll
--- a/llvm/test/CodeGen/AMDGPU/atomic_optimizations_raw_buffer.ll
+++ b/llvm/test/CodeGen/AMDGPU/atomic_optimizations_raw_buffer.ll
@@ -1,11 +1,11 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -march=amdgcn -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX6 %s
-; RUN: llc -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX8 %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=-wavefrontsize32,+wavefrontsize64 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX10W64 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=+wavefrontsize32,-wavefrontsize64 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX10W32 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=-wavefrontsize32,+wavefrontsize64 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX11W64 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=+wavefrontsize32,-wavefrontsize64 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX11W32 %s
+; RUN: llc -march=amdgcn - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX6 %s
+; RUN: llc -march=amdgcn -mcpu=tonga - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX8 %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=-wavefrontsize32,+wavefrontsize64 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX10W64 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=+wavefrontsize32,-wavefrontsize64 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX10W32 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=-wavefrontsize32,+wavefrontsize64 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX11W64 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=+wavefrontsize32,-wavefrontsize64 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX11W32 %s
 
 declare i32 @llvm.amdgcn.workitem.id.x()
 declare i32 @llvm.amdgcn.raw.ptr.buffer.atomic.add(i32, ptr addrspace(8), i32, i32, i32)
diff --git a/llvm/test/CodeGen/AMDGPU/atomic_optimizations_struct_buffer.ll b/llvm/test/CodeGen/AMDGPU/atomic_optimizations_struct_buffer.ll
--- a/llvm/test/CodeGen/AMDGPU/atomic_optimizations_struct_buffer.ll
+++ b/llvm/test/CodeGen/AMDGPU/atomic_optimizations_struct_buffer.ll
@@ -1,11 +1,11 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -march=amdgcn -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX6 %s
-; RUN: llc -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX8 %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=-wavefrontsize32,+wavefrontsize64 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX10W64 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=+wavefrontsize32,-wavefrontsize64 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX10W32 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=-wavefrontsize32,+wavefrontsize64 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX11W64 %s
-; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=+wavefrontsize32,-wavefrontsize64 -amdgpu-atomic-optimizations=true -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX11W32 %s
+; RUN: llc -march=amdgcn - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX6 %s
+; RUN: llc -march=amdgcn -mcpu=tonga - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX8 %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=-wavefrontsize32,+wavefrontsize64 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX10W64 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=+wavefrontsize32,-wavefrontsize64 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX10,GFX10W32 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=-wavefrontsize32,+wavefrontsize64 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX11W64 %s
+; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=+wavefrontsize32,-wavefrontsize64 - -amdgpu-atomic-optimizer-strategy=Iterative -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11,GFX11W32 %s
 
 declare i32 @llvm.amdgcn.workitem.id.x()
 declare i32 @llvm.amdgcn.struct.ptr.buffer.atomic.add(i32, ptr addrspace(8), i32, i32, i32, i32)
diff --git a/llvm/test/CodeGen/AMDGPU/buffer-intrinsics-mmo-offsets.ll b/llvm/test/CodeGen/AMDGPU/buffer-intrinsics-mmo-offsets.ll
--- a/llvm/test/CodeGen/AMDGPU/buffer-intrinsics-mmo-offsets.ll
+++ b/llvm/test/CodeGen/AMDGPU/buffer-intrinsics-mmo-offsets.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
-; RUN: llc -march=amdgcn -mcpu=gfx908 -verify-machineinstrs -amdgpu-atomic-optimizations=false -stop-after=amdgpu-isel -o - %s | FileCheck -check-prefix=GCN %s
+; RUN: llc -march=amdgcn -mcpu=gfx908 -verify-machineinstrs -amdgpu-atomic-optimizer-strategy=None -stop-after=amdgpu-isel -o - %s | FileCheck -check-prefix=GCN %s
 
 define amdgpu_cs void @mmo_offsets0(ptr addrspace(6) inreg noalias align(16) dereferenceable(18446744073709551615) %arg0, i32 %arg1) {
   ; GCN-LABEL: name: mmo_offsets0
diff --git a/llvm/test/CodeGen/AMDGPU/dag-divergence-atomic.ll b/llvm/test/CodeGen/AMDGPU/dag-divergence-atomic.ll
--- a/llvm/test/CodeGen/AMDGPU/dag-divergence-atomic.ll
+++ b/llvm/test/CodeGen/AMDGPU/dag-divergence-atomic.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -march=amdgcn -mcpu=gfx90a -amdgpu-atomic-optimizations=false -o - %s | FileCheck %s
+; RUN: llc -march=amdgcn -mcpu=gfx90a -amdgpu-atomic-optimizer-strategy=None -o - %s | FileCheck %s
 
 %S = type <{ float, double }>
 
diff --git a/llvm/test/CodeGen/AMDGPU/divergence-at-use.ll b/llvm/test/CodeGen/AMDGPU/divergence-at-use.ll
--- a/llvm/test/CodeGen/AMDGPU/divergence-at-use.ll
+++ b/llvm/test/CodeGen/AMDGPU/divergence-at-use.ll
@@ -1,4 +1,4 @@
-; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-atomic-optimizations=true < %s | FileCheck %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 - < %s | FileCheck %s
 
 @local = addrspace(3) global i32 undef
 
diff --git a/llvm/test/CodeGen/AMDGPU/gds-allocation.ll b/llvm/test/CodeGen/AMDGPU/gds-allocation.ll
--- a/llvm/test/CodeGen/AMDGPU/gds-allocation.ll
+++ b/llvm/test/CodeGen/AMDGPU/gds-allocation.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -mtriple=amdgcn-amd-amdpal -mcpu=gfx900 -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
+; RUN: llc -mtriple=amdgcn-amd-amdpal -mcpu=gfx900 -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
 
 @gds0 = internal addrspace(2) global [4 x i32] undef, align 4
 @lds0 = internal addrspace(3) global [4 x i32] undef, align 128
diff --git a/llvm/test/CodeGen/AMDGPU/global_atomics.ll b/llvm/test/CodeGen/AMDGPU/global_atomics.ll
--- a/llvm/test/CodeGen/AMDGPU/global_atomics.ll
+++ b/llvm/test/CodeGen/AMDGPU/global_atomics.ll
@@ -1,7 +1,7 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -march=amdgcn -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=SI %s
-; RUN: llc -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizations=false -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=VI %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
+; RUN: llc -march=amdgcn -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=SI %s
+; RUN: llc -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizer-strategy=None -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=VI %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
 
 define amdgpu_kernel void @atomic_add_i32_offset(ptr addrspace(1) %out, i32 %in) {
 ; SI-LABEL: atomic_add_i32_offset:
diff --git a/llvm/test/CodeGen/AMDGPU/global_atomics_i64.ll b/llvm/test/CodeGen/AMDGPU/global_atomics_i64.ll
--- a/llvm/test/CodeGen/AMDGPU/global_atomics_i64.ll
+++ b/llvm/test/CodeGen/AMDGPU/global_atomics_i64.ll
@@ -1,7 +1,7 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -march=amdgcn -mcpu=bonaire -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=CI %s
-; RUN: llc -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizations=false -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=VI %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
+; RUN: llc -march=amdgcn -mcpu=bonaire -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=CI %s
+; RUN: llc -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizer-strategy=None -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=VI %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
 
 define amdgpu_kernel void @atomic_add_i64_offset(ptr addrspace(1) %out, i64 %in) {
 ; CI-LABEL: atomic_add_i64_offset:
diff --git a/llvm/test/CodeGen/AMDGPU/global_atomics_i64_min_max_system.ll b/llvm/test/CodeGen/AMDGPU/global_atomics_i64_min_max_system.ll
--- a/llvm/test/CodeGen/AMDGPU/global_atomics_i64_min_max_system.ll
+++ b/llvm/test/CodeGen/AMDGPU/global_atomics_i64_min_max_system.ll
@@ -1,7 +1,7 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -march=amdgcn -mcpu=bonaire -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=CI %s
-; RUN: llc -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizations=false -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=VI %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
+; RUN: llc -march=amdgcn -mcpu=bonaire -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=CI %s
+; RUN: llc -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizer-strategy=None -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=VI %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
 
 define amdgpu_kernel void @atomic_max_i64_offset(ptr addrspace(1) %out, i64 %in) {
 ; CI-LABEL: atomic_max_i64_offset:
diff --git a/llvm/test/CodeGen/AMDGPU/global_atomics_min_max_system.ll b/llvm/test/CodeGen/AMDGPU/global_atomics_min_max_system.ll
--- a/llvm/test/CodeGen/AMDGPU/global_atomics_min_max_system.ll
+++ b/llvm/test/CodeGen/AMDGPU/global_atomics_min_max_system.ll
@@ -1,7 +1,7 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -march=amdgcn -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=SI %s
-; RUN: llc -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizations=false -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=VI %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
+; RUN: llc -march=amdgcn -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=SI %s
+; RUN: llc -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizer-strategy=None -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=VI %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX9 %s
 
 define amdgpu_kernel void @atomic_max_i32_offset(ptr addrspace(1) %out, i32 %in) {
 ; SI-LABEL: atomic_max_i32_offset:
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.buffer.atomic.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.buffer.atomic.ll
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.buffer.atomic.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.buffer.atomic.ll
@@ -1,5 +1,5 @@
-;RUN: llc < %s -march=amdgcn -mcpu=verde -amdgpu-atomic-optimizations=false -verify-machineinstrs | FileCheck %s -check-prefix=CHECK -check-prefix=SICI
-;RUN: llc < %s -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizations=false -verify-machineinstrs | FileCheck %s -check-prefix=CHECK -check-prefix=VI
+;RUN: llc < %s -march=amdgcn -mcpu=verde -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs | FileCheck %s -check-prefix=CHECK -check-prefix=SICI
+;RUN: llc < %s -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs | FileCheck %s -check-prefix=CHECK -check-prefix=VI
 
 ;CHECK-LABEL: {{^}}test1:
 ;CHECK-NOT: s_waitcnt
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.buffer.atomic.fadd.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.buffer.atomic.fadd.ll
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.buffer.atomic.fadd.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.buffer.atomic.fadd.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx908 -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck %s -check-prefix=CHECK
+; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx908 -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck %s -check-prefix=CHECK
 
 define amdgpu_ps void @raw_buffer_atomic_add_f32_noret__vgpr_val__sgpr_rsrc__vgpr_voffset__sgpr_soffset(float %val, <4 x i32> inreg %rsrc, i32 %voffset, i32 inreg %soffset) {
 ; CHECK-LABEL: raw_buffer_atomic_add_f32_noret__vgpr_val__sgpr_rsrc__vgpr_voffset__sgpr_soffset:
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.buffer.atomic.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.buffer.atomic.ll
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.buffer.atomic.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.buffer.atomic.ll
@@ -1,5 +1,5 @@
-;RUN: llc < %s -march=amdgcn -mcpu=verde -amdgpu-atomic-optimizations=false -verify-machineinstrs | FileCheck %s
-;RUN: llc < %s -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizations=false -verify-machineinstrs | FileCheck %s
+;RUN: llc < %s -march=amdgcn -mcpu=verde -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs | FileCheck %s
+;RUN: llc < %s -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs | FileCheck %s
 
 ;CHECK-LABEL: {{^}}test1:
 ;CHECK-NOT: s_waitcnt
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.ptr.buffer.atomic.fadd.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.ptr.buffer.atomic.fadd.ll
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.ptr.buffer.atomic.fadd.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.ptr.buffer.atomic.fadd.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx908 -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck %s -check-prefix=CHECK
+; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx908 -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck %s -check-prefix=CHECK
 
 define amdgpu_ps void @raw_ptr_buffer_atomic_add_f32_noret__vgpr_val__sgpr_rsrc__vgpr_voffset__sgpr_soffset(float %val, ptr addrspace(8) inreg %rsrc, i32 %voffset, i32 inreg %soffset) {
 ; CHECK-LABEL: raw_ptr_buffer_atomic_add_f32_noret__vgpr_val__sgpr_rsrc__vgpr_voffset__sgpr_soffset:
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.ptr.buffer.atomic.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.ptr.buffer.atomic.ll
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.ptr.buffer.atomic.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.ptr.buffer.atomic.ll
@@ -1,5 +1,5 @@
-;RUN: llc < %s -march=amdgcn -mcpu=verde -amdgpu-atomic-optimizations=false -verify-machineinstrs | FileCheck %s
-;RUN: llc < %s -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizations=false -verify-machineinstrs | FileCheck %s
+;RUN: llc < %s -march=amdgcn -mcpu=verde -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs | FileCheck %s
+;RUN: llc < %s -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs | FileCheck %s
 
 ;CHECK-LABEL: {{^}}test1:
 ;CHECK-NOT: s_waitcnt
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.buffer.atomic.fadd.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.buffer.atomic.fadd.ll
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.buffer.atomic.fadd.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.buffer.atomic.fadd.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx908 -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck %s -check-prefix=CHECK
+; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx908 -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck %s -check-prefix=CHECK
 
 
 define amdgpu_ps void @struct_buffer_atomic_add_f32_noret__vgpr_val__sgpr_rsrc__vgpr_voffset__sgpr_soffset(float %val, <4 x i32> inreg %rsrc, i32 %vindex, i32 %voffset, i32 inreg %soffset) {
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.buffer.atomic.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.buffer.atomic.ll
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.buffer.atomic.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.buffer.atomic.ll
@@ -1,5 +1,5 @@
-;RUN: llc < %s -march=amdgcn -mcpu=verde -amdgpu-atomic-optimizations=false -verify-machineinstrs | FileCheck %s
-;RUN: llc < %s -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizations=false -verify-machineinstrs | FileCheck %s
+;RUN: llc < %s -march=amdgcn -mcpu=verde -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs | FileCheck %s
+;RUN: llc < %s -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs | FileCheck %s
 
 ;CHECK-LABEL: {{^}}test1:
 ;CHECK-NOT: s_waitcnt
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.ptr.buffer.atomic.fadd.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.ptr.buffer.atomic.fadd.ll
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.ptr.buffer.atomic.fadd.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.ptr.buffer.atomic.fadd.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx908 -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck %s -check-prefix=CHECK
+; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx908 -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck %s -check-prefix=CHECK
 
 
 define amdgpu_ps void @struct_ptr_buffer_atomic_add_f32_noret__vgpr_val__sgpr_rsrc__vgpr_voffset__sgpr_soffset(float %val, ptr addrspace(8) inreg %rsrc, i32 %vindex, i32 %voffset, i32 inreg %soffset) {
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.ptr.buffer.atomic.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.ptr.buffer.atomic.ll
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.ptr.buffer.atomic.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.ptr.buffer.atomic.ll
@@ -1,5 +1,5 @@
-;RUN: llc < %s -march=amdgcn -mcpu=verde -amdgpu-atomic-optimizations=false -verify-machineinstrs | FileCheck %s
-;RUN: llc < %s -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizations=false -verify-machineinstrs | FileCheck %s
+;RUN: llc < %s -march=amdgcn -mcpu=verde -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs | FileCheck %s
+;RUN: llc < %s -march=amdgcn -mcpu=tonga -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs | FileCheck %s
 
 ;CHECK-LABEL: {{^}}test1:
 ;CHECK-NOT: s_waitcnt
diff --git a/llvm/test/CodeGen/AMDGPU/local-atomics.ll b/llvm/test/CodeGen/AMDGPU/local-atomics.ll
--- a/llvm/test/CodeGen/AMDGPU/local-atomics.ll
+++ b/llvm/test/CodeGen/AMDGPU/local-atomics.ll
@@ -1,8 +1,8 @@
-; RUN: llc -march=amdgcn -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,SI,SICIVI,FUNC %s
-; RUN: llc -march=amdgcn -mcpu=bonaire -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,CIVI,FUNC %s
-; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,CIVI,SICIVI,FUNC %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,GFX9,FUNC %s
-; RUN: llc -march=r600 -mcpu=redwood -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=EG,FUNC %s
+; RUN: llc -march=amdgcn -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,SI,SICIVI,FUNC %s
+; RUN: llc -march=amdgcn -mcpu=bonaire -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,CIVI,FUNC %s
+; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,CIVI,SICIVI,FUNC %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,GFX9,FUNC %s
+; RUN: llc -march=r600 -mcpu=redwood -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=EG,FUNC %s
 
 ; FUNC-LABEL: {{^}}lds_atomic_xchg_ret_i32:
 ; EG: LDS_WRXCHG_RET *
diff --git a/llvm/test/CodeGen/AMDGPU/local-atomics64.ll b/llvm/test/CodeGen/AMDGPU/local-atomics64.ll
--- a/llvm/test/CodeGen/AMDGPU/local-atomics64.ll
+++ b/llvm/test/CodeGen/AMDGPU/local-atomics64.ll
@@ -1,6 +1,6 @@
-; RUN: llc -march=amdgcn -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -strict-whitespace -check-prefixes=GCN,SI,SICIVI %s
-; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -strict-whitespace -check-prefixes=GCN,SICIVI,GFX89 %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck -enable-var-scope -strict-whitespace -check-prefixes=GCN,GFX9,GFX89 %s
+; RUN: llc -march=amdgcn -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -strict-whitespace -check-prefixes=GCN,SI,SICIVI %s
+; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -strict-whitespace -check-prefixes=GCN,SICIVI,GFX89 %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck -enable-var-scope -strict-whitespace -check-prefixes=GCN,GFX9,GFX89 %s
 
 ; GCN-LABEL: {{^}}lds_atomic_xchg_ret_i64:
 ; SICIVI: s_mov_b32 m0
diff --git a/llvm/test/CodeGen/AMDGPU/noclobber-barrier.ll b/llvm/test/CodeGen/AMDGPU/noclobber-barrier.ll
--- a/llvm/test/CodeGen/AMDGPU/noclobber-barrier.ll
+++ b/llvm/test/CodeGen/AMDGPU/noclobber-barrier.ll
@@ -1,6 +1,6 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
 ; RUN: opt -march=amdgcn -mcpu=gfx900 -amdgpu-aa -amdgpu-aa-wrapper -amdgpu-annotate-uniform -S --amdgpu-lower-module-lds-strategy=module < %s | FileCheck %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs --amdgpu-lower-module-lds-strategy=module -amdgpu-atomic-optimizations=false < %s | FileCheck -check-prefix=GCN %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs --amdgpu-lower-module-lds-strategy=module -amdgpu-atomic-optimizer-strategy=None < %s | FileCheck -check-prefix=GCN %s
 
 ; Check that barrier or fence in between of loads is not considered a clobber
 ; for the purpose of converting vector loads into scalar.
diff --git a/llvm/test/CodeGen/AMDGPU/should-not-hoist-set-inactive.ll b/llvm/test/CodeGen/AMDGPU/should-not-hoist-set-inactive.ll
--- a/llvm/test/CodeGen/AMDGPU/should-not-hoist-set-inactive.ll
+++ b/llvm/test/CodeGen/AMDGPU/should-not-hoist-set-inactive.ll
@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
-; RUN: llc -march=amdgcn -mcpu=gfx1010 -amdgpu-atomic-optimizations=false -verify-machineinstrs < %s | FileCheck %s -check-prefix=GCN
+; RUN: llc -march=amdgcn -mcpu=gfx1010 -amdgpu-atomic-optimizer-strategy=None -verify-machineinstrs < %s | FileCheck %s -check-prefix=GCN
 
 define amdgpu_cs void @should_not_hoist_set_inactive(<4 x i32> inreg %i14, i32 inreg %v, i32 %lane, i32 %f, i32 %f2) #0 {
 ; GCN-LABEL: should_not_hoist_set_inactive: