diff --git a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
--- a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
+++ b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
@@ -11799,6 +11799,53 @@
   case ISD::INTRINSIC_W_CHAIN:
     return AMDGPU::isIntrinsicSourceOfDivergence(
         cast<ConstantSDNode>(N->getOperand(1))->getZExtValue());
+  case ISD::ATOMIC_CMP_SWAP:
+  case ISD::ATOMIC_CMP_SWAP_WITH_SUCCESS:
+  case ISD::ATOMIC_SWAP:
+  case ISD::ATOMIC_LOAD_ADD:
+  case ISD::ATOMIC_LOAD_SUB:
+  case ISD::ATOMIC_LOAD_AND:
+  case ISD::ATOMIC_LOAD_CLR:
+  case ISD::ATOMIC_LOAD_OR:
+  case ISD::ATOMIC_LOAD_XOR:
+  case ISD::ATOMIC_LOAD_NAND:
+  case ISD::ATOMIC_LOAD_MIN:
+  case ISD::ATOMIC_LOAD_MAX:
+  case ISD::ATOMIC_LOAD_UMIN:
+  case ISD::ATOMIC_LOAD_UMAX:
+  case ISD::ATOMIC_LOAD_FADD:
+  case ISD::ATOMIC_LOAD_FSUB:
+  case AMDGPUISD::ATOMIC_CMP_SWAP:
+  case AMDGPUISD::ATOMIC_INC:
+  case AMDGPUISD::ATOMIC_DEC:
+  case AMDGPUISD::ATOMIC_LOAD_FMIN:
+  case AMDGPUISD::ATOMIC_LOAD_FMAX:
+  case AMDGPUISD::BUFFER_ATOMIC_SWAP:
+  case AMDGPUISD::BUFFER_ATOMIC_ADD:
+  case AMDGPUISD::BUFFER_ATOMIC_SUB:
+  case AMDGPUISD::BUFFER_ATOMIC_SMIN:
+  case AMDGPUISD::BUFFER_ATOMIC_UMIN:
+  case AMDGPUISD::BUFFER_ATOMIC_SMAX:
+  case AMDGPUISD::BUFFER_ATOMIC_UMAX:
+  case AMDGPUISD::BUFFER_ATOMIC_AND:
+  case AMDGPUISD::BUFFER_ATOMIC_OR:
+  case AMDGPUISD::BUFFER_ATOMIC_XOR:
+  case AMDGPUISD::BUFFER_ATOMIC_INC:
+  case AMDGPUISD::BUFFER_ATOMIC_DEC:
+  case AMDGPUISD::BUFFER_ATOMIC_CMPSWAP:
+  case AMDGPUISD::BUFFER_ATOMIC_CSUB:
+  case AMDGPUISD::BUFFER_ATOMIC_FADD:
+  case AMDGPUISD::BUFFER_ATOMIC_FMIN:
+  case AMDGPUISD::BUFFER_ATOMIC_FMAX:
+    // TODO: May need to check operand values to determine divergence. Besides
+    // some atomic ops like CLR are alway divergent. The divergence of some
+    // atomic ops is value dependant. For instance, atomic<op> p, v is always
+    // uniform if p is uniform and v is 0 for ADD/SUB/XOR/FADD/FSUB. But, for
+    // other non-zero v, those atomic ops are always divergent for non-zero v
+    // no matter the divergence of p or v. The remaining atomic ops only depend
+    // on divergences of their operands. For example, atomic<op> p, v is always
+    // uniform if p and v are uniform.
+    return true;
   }
   return false;
 }
diff --git a/llvm/test/CodeGen/AMDGPU/dag-divergence-atomic.ll b/llvm/test/CodeGen/AMDGPU/dag-divergence-atomic.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/dag-divergence-atomic.ll
@@ -0,0 +1,831 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -march=amdgcn -mcpu=gfx90a -o - %s | FileCheck %s
+
+%S = type <{ float, double }>
+
+; The result of that atomic ops should not be used as a uniform value.
+
+define protected amdgpu_kernel void @add(i32 addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: add:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, 1
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_add v2, v0, v1, s[0:1] glc scc
+; CHECK-NEXT:    v_mov_b32_e32 v0, s2
+; CHECK-NEXT:    v_mov_b32_e32 v1, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v2, 12, v[0:1]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = atomicrmw add i32 addrspace(1)* %p, i32 1 monotonic
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @sub(i32 addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: sub:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, 1
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_sub v2, v0, v1, s[0:1] glc scc
+; CHECK-NEXT:    v_mov_b32_e32 v0, s2
+; CHECK-NEXT:    v_mov_b32_e32 v1, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v2, 12, v[0:1]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = atomicrmw sub i32 addrspace(1)* %p, i32 1 monotonic
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @and(i32 addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: and:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, 1
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_and v2, v0, v1, s[0:1] glc scc
+; CHECK-NEXT:    v_mov_b32_e32 v0, s2
+; CHECK-NEXT:    v_mov_b32_e32 v1, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v2, 12, v[0:1]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = atomicrmw and i32 addrspace(1)* %p, i32 1 monotonic
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @or(i32 addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: or:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, 1
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_or v2, v0, v1, s[0:1] glc scc
+; CHECK-NEXT:    v_mov_b32_e32 v0, s2
+; CHECK-NEXT:    v_mov_b32_e32 v1, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v2, 12, v[0:1]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = atomicrmw or i32 addrspace(1)* %p, i32 1 monotonic
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @xor(i32 addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: xor:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, 1
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_xor v2, v0, v1, s[0:1] glc scc
+; CHECK-NEXT:    v_mov_b32_e32 v0, s2
+; CHECK-NEXT:    v_mov_b32_e32 v1, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v2, 12, v[0:1]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = atomicrmw xor i32 addrspace(1)* %p, i32 1 monotonic
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @nand(i32 addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: nand:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    s_mov_b64 s[4:5], 0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    s_load_dword s6, s[0:1], 0x0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v0, s6
+; CHECK-NEXT:  BB5_1: ; %atomicrmw.start
+; CHECK-NEXT:    ; =>This Inner Loop Header: Depth=1
+; CHECK-NEXT:    v_mov_b32_e32 v2, v0
+; CHECK-NEXT:    v_not_b32_e32 v0, v2
+; CHECK-NEXT:    v_mov_b32_e32 v3, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, v2
+; CHECK-NEXT:    v_or_b32_e32 v0, -2, v0
+; CHECK-NEXT:    global_atomic_cmpswap v0, v3, v[0:1], s[0:1] glc scc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_cmp_eq_u32_e32 vcc, v0, v2
+; CHECK-NEXT:    s_or_b64 s[4:5], vcc, s[4:5]
+; CHECK-NEXT:    s_andn2_b64 exec, exec, s[4:5]
+; CHECK-NEXT:    s_cbranch_execnz BB5_1
+; CHECK-NEXT:  ; %bb.2: ; %atomicrmw.end
+; CHECK-NEXT:    s_or_b64 exec, exec, s[4:5]
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[2:3]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = atomicrmw nand i32 addrspace(1)* %p, i32 1 monotonic
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @max(i32 addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: max:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, 1
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_smax v2, v0, v1, s[0:1] glc scc
+; CHECK-NEXT:    v_mov_b32_e32 v0, s2
+; CHECK-NEXT:    v_mov_b32_e32 v1, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v2, 12, v[0:1]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = atomicrmw max i32 addrspace(1)* %p, i32 1 monotonic
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @min(i32 addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: min:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, 1
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_smin v2, v0, v1, s[0:1] glc scc
+; CHECK-NEXT:    v_mov_b32_e32 v0, s2
+; CHECK-NEXT:    v_mov_b32_e32 v1, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v2, 12, v[0:1]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = atomicrmw min i32 addrspace(1)* %p, i32 1 monotonic
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @umax(i32 addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: umax:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, 1
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_umax v2, v0, v1, s[0:1] glc scc
+; CHECK-NEXT:    v_mov_b32_e32 v0, s2
+; CHECK-NEXT:    v_mov_b32_e32 v1, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v2, 12, v[0:1]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = atomicrmw umax i32 addrspace(1)* %p, i32 1 monotonic
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @umin(i32 addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: umin:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, 1
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_umin v2, v0, v1, s[0:1] glc scc
+; CHECK-NEXT:    v_mov_b32_e32 v0, s2
+; CHECK-NEXT:    v_mov_b32_e32 v1, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v2, 12, v[0:1]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = atomicrmw umin i32 addrspace(1)* %p, i32 1 monotonic
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @cmpxchg(i32 addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: cmpxchg:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v2, 0
+; CHECK-NEXT:    v_mov_b32_e32 v0, 2
+; CHECK-NEXT:    v_mov_b32_e32 v1, 1
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_cmpswap v2, v2, v[0:1], s[0:1] glc scc
+; CHECK-NEXT:    v_mov_b32_e32 v0, s2
+; CHECK-NEXT:    v_mov_b32_e32 v1, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v2, 12, v[0:1]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %agg = cmpxchg i32 addrspace(1)* %p, i32 1, i32 2 monotonic monotonic
+  %n32 = extractvalue {i32, i1} %agg, 0
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @xchg(i32 addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: xchg:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, 1
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_swap v2, v0, v1, s[0:1] glc scc
+; CHECK-NEXT:    v_mov_b32_e32 v0, s2
+; CHECK-NEXT:    v_mov_b32_e32 v1, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v2, 12, v[0:1]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = atomicrmw xchg i32 addrspace(1)* %p, i32 1 monotonic
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @inc(i32 addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: inc:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_inc v2, v0, v0, s[0:1] glc
+; CHECK-NEXT:    v_mov_b32_e32 v0, s2
+; CHECK-NEXT:    v_mov_b32_e32 v1, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v2, 12, v[0:1]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.atomic.inc.i32.p1i32(i32 addrspace(1)* %p, i32 0, i32 0, i32 0, i1 false)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @dec(i32 addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: dec:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_dec v2, v0, v0, s[0:1] glc
+; CHECK-NEXT:    v_mov_b32_e32 v0, s2
+; CHECK-NEXT:    v_mov_b32_e32 v1, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v2, 12, v[0:1]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.atomic.dec.i32.p1i32(i32 addrspace(1)* %p, i32 0, i32 0, i32 0, i1 false)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @fadd(float addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: fadd:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    s_mov_b64 s[4:5], 0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    s_load_dword s6, s[0:1], 0x0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v0, s6
+; CHECK-NEXT:  BB14_1: ; %atomicrmw.start
+; CHECK-NEXT:    ; =>This Inner Loop Header: Depth=1
+; CHECK-NEXT:    v_mov_b32_e32 v3, v0
+; CHECK-NEXT:    v_mov_b32_e32 v2, 0
+; CHECK-NEXT:    v_add_f32_e32 v0, 1.0, v3
+; CHECK-NEXT:    v_mov_b32_e32 v1, v3
+; CHECK-NEXT:    global_atomic_cmpswap v0, v2, v[0:1], s[0:1] glc scc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_cmp_eq_u32_e32 vcc, v0, v3
+; CHECK-NEXT:    s_or_b64 s[4:5], vcc, s[4:5]
+; CHECK-NEXT:    s_andn2_b64 exec, exec, s[4:5]
+; CHECK-NEXT:    s_cbranch_execnz BB14_1
+; CHECK-NEXT:  ; %bb.2: ; %atomicrmw.end
+; CHECK-NEXT:    s_or_b64 exec, exec, s[4:5]
+; CHECK-NEXT:    v_cvt_u32_f32_e32 v0, v0
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[2:3]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %f32 = atomicrmw fadd float addrspace(1)* %p, float 1.0 monotonic
+  %n32 = fptoui float %f32 to i32
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @fsub(float addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: fsub:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    s_mov_b64 s[4:5], 0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    s_load_dword s6, s[0:1], 0x0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v0, s6
+; CHECK-NEXT:  BB15_1: ; %atomicrmw.start
+; CHECK-NEXT:    ; =>This Inner Loop Header: Depth=1
+; CHECK-NEXT:    v_mov_b32_e32 v3, v0
+; CHECK-NEXT:    v_mov_b32_e32 v2, 0
+; CHECK-NEXT:    v_add_f32_e32 v0, -1.0, v3
+; CHECK-NEXT:    v_mov_b32_e32 v1, v3
+; CHECK-NEXT:    global_atomic_cmpswap v0, v2, v[0:1], s[0:1] glc scc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_cmp_eq_u32_e32 vcc, v0, v3
+; CHECK-NEXT:    s_or_b64 s[4:5], vcc, s[4:5]
+; CHECK-NEXT:    s_andn2_b64 exec, exec, s[4:5]
+; CHECK-NEXT:    s_cbranch_execnz BB15_1
+; CHECK-NEXT:  ; %bb.2: ; %atomicrmw.end
+; CHECK-NEXT:    s_or_b64 exec, exec, s[4:5]
+; CHECK-NEXT:    v_cvt_u32_f32_e32 v0, v0
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[2:3]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %f32 = atomicrmw fsub float addrspace(1)* %p, float 1.0 monotonic
+  %n32 = fptoui float %f32 to i32
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @fmin(double addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: fmin:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    v_mov_b32_e32 v2, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, 0x3ff00000
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_min_f64 v[0:1], v2, v[0:1], s[0:1] glc
+; CHECK-NEXT:    v_mov_b32_e32 v2, s2
+; CHECK-NEXT:    v_mov_b32_e32 v3, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_cvt_u32_f64_e32 v0, v[0:1]
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, v[2:3]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %f64 = call double @llvm.amdgcn.global.atomic.fmin.f64.p1f64.f64(double addrspace(1)* %p, double 1.0)
+  %n32 = fptoui double %f64 to i32
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @fmax(double addrspace(1)* %p, %S addrspace(1)* %q) {
+; CHECK-LABEL: fmax:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    v_mov_b32_e32 v2, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, 0x3ff00000
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    global_atomic_max_f64 v[0:1], v2, v[0:1], s[0:1] glc
+; CHECK-NEXT:    v_mov_b32_e32 v2, s2
+; CHECK-NEXT:    v_mov_b32_e32 v3, s3
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_cvt_u32_f64_e32 v0, v[0:1]
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, v[2:3]
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %f64 = call double @llvm.amdgcn.global.atomic.fmax.f64.p1f64.f64(double addrspace(1)* %p, double 1.0)
+  %n32 = fptoui double %f64 to i32
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.swap(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.swap:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 1
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v1, s2
+; CHECK-NEXT:    buffer_atomic_swap v0, v1, s[4:7], 0 offen glc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.raw.buffer.atomic.swap.i32(i32 1, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.add(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.add:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 1
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v1, s2
+; CHECK-NEXT:    buffer_atomic_add v0, v1, s[4:7], 0 offen glc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.raw.buffer.atomic.add.i32(i32 1, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.sub(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.sub:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 1
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v1, s2
+; CHECK-NEXT:    buffer_atomic_sub v0, v1, s[4:7], 0 offen glc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.raw.buffer.atomic.sub.i32(i32 1, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.smin(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.smin:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 1
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v1, s2
+; CHECK-NEXT:    buffer_atomic_smin v0, v1, s[4:7], 0 offen glc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.raw.buffer.atomic.smin.i32(i32 1, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.smax(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.smax:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 1
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v1, s2
+; CHECK-NEXT:    buffer_atomic_smax v0, v1, s[4:7], 0 offen glc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.raw.buffer.atomic.smax.i32(i32 1, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.umin(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.umin:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 1
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v1, s2
+; CHECK-NEXT:    buffer_atomic_umin v0, v1, s[4:7], 0 offen glc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.raw.buffer.atomic.umin.i32(i32 1, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.umax(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.umax:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 1
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v1, s2
+; CHECK-NEXT:    buffer_atomic_umax v0, v1, s[4:7], 0 offen glc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.raw.buffer.atomic.umax.i32(i32 1, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.and(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.and:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 1
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v1, s2
+; CHECK-NEXT:    buffer_atomic_and v0, v1, s[4:7], 0 offen glc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.raw.buffer.atomic.and.i32(i32 1, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.or(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.or:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 1
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v1, s2
+; CHECK-NEXT:    buffer_atomic_or v0, v1, s[4:7], 0 offen glc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.raw.buffer.atomic.or.i32(i32 1, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.xor(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.xor:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 1
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v1, s2
+; CHECK-NEXT:    buffer_atomic_xor v0, v1, s[4:7], 0 offen glc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.raw.buffer.atomic.xor.i32(i32 1, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.inc(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.inc:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 1
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v1, s2
+; CHECK-NEXT:    buffer_atomic_inc v0, v1, s[4:7], 0 offen glc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.raw.buffer.atomic.inc.i32(i32 1, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.dec(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.dec:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 1
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v1, s2
+; CHECK-NEXT:    buffer_atomic_dec v0, v1, s[4:7], 0 offen glc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.raw.buffer.atomic.dec.i32(i32 1, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.cmpswap(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.cmpswap:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v1, 2
+; CHECK-NEXT:    v_mov_b32_e32 v0, 1
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v2, s2
+; CHECK-NEXT:    buffer_atomic_cmpswap v[0:1], v2, s[4:7], 0 offen glc
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %n32 = call i32 @llvm.amdgcn.raw.buffer.atomic.cmpswap.i32(i32 1, i32 2, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.fadd(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.fadd:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 1.0
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v1, s2
+; CHECK-NEXT:    buffer_atomic_add_f32 v0, v1, s[4:7], 0 offen glc
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_cvt_u32_f32_e32 v0, v0
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %f32 = call float @llvm.amdgcn.raw.buffer.atomic.fadd.f32(float 1.0, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n32 = fptoui float %f32 to i32
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.fmin(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.fmin:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, 0x3ff00000
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v2, s2
+; CHECK-NEXT:    buffer_atomic_min_f64 v[0:1], v2, s[4:7], 0 offen glc
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_cvt_u32_f64_e32 v0, v[0:1]
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %f64 = call double @llvm.amdgcn.raw.buffer.atomic.fmin.f64(double 1.0, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n32 = fptoui double %f64 to i32
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+define protected amdgpu_kernel void @buffer.atomic.fmax(<4 x i32> inreg %rsrc, i32 %vindex, %S addrspace(1)* %q) {
+; CHECK-LABEL: buffer.atomic.fmax:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_load_dwordx4 s[4:7], s[0:1], 0x24
+; CHECK-NEXT:    s_load_dword s2, s[0:1], 0x34
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    v_mov_b32_e32 v1, 0x3ff00000
+; CHECK-NEXT:    s_load_dwordx2 s[0:1], s[0:1], 0x3c
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v2, s2
+; CHECK-NEXT:    buffer_atomic_max_f64 v[0:1], v2, s[4:7], 0 offen glc
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1.0
+; CHECK-NEXT:    s_waitcnt vmcnt(0)
+; CHECK-NEXT:    v_cvt_u32_f64_e32 v0, v[0:1]
+; CHECK-NEXT:    v_mad_u64_u32 v[0:1], s[0:1], v0, 12, s[0:1]
+; CHECK-NEXT:    global_store_dword v[0:1], v2, off
+; CHECK-NEXT:    s_endpgm
+  %f64 = call double @llvm.amdgcn.raw.buffer.atomic.fmax.f64(double 1.0, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 0)
+  %n32 = fptoui double %f64 to i32
+  %n64 = zext i32 %n32 to i64
+  %p1 = getelementptr inbounds %S, %S addrspace(1)* %q, i64 %n64, i32 0
+  store float 1.0, float addrspace(1)* %p1
+  ret void
+}
+
+declare i32 @llvm.amdgcn.atomic.inc.i32.p1i32(i32 addrspace(1)*, i32, i32 immarg, i32 immarg, i1 immarg)
+declare i32 @llvm.amdgcn.atomic.dec.i32.p1i32(i32 addrspace(1)*, i32, i32 immarg, i32 immarg, i1 immarg)
+declare double @llvm.amdgcn.global.atomic.fmin.f64.p1f64.f64(double addrspace(1)*, double)
+declare double @llvm.amdgcn.global.atomic.fmax.f64.p1f64.f64(double addrspace(1)*, double)
+declare i32 @llvm.amdgcn.raw.buffer.atomic.swap.i32(i32, <4 x i32>, i32, i32, i32)
+declare i32 @llvm.amdgcn.raw.buffer.atomic.add.i32(i32, <4 x i32>, i32, i32, i32)
+declare i32 @llvm.amdgcn.raw.buffer.atomic.sub.i32(i32, <4 x i32>, i32, i32, i32)
+declare i32 @llvm.amdgcn.raw.buffer.atomic.smin.i32(i32, <4 x i32>, i32, i32, i32)
+declare i32 @llvm.amdgcn.raw.buffer.atomic.smax.i32(i32, <4 x i32>, i32, i32, i32)
+declare i32 @llvm.amdgcn.raw.buffer.atomic.umin.i32(i32, <4 x i32>, i32, i32, i32)
+declare i32 @llvm.amdgcn.raw.buffer.atomic.umax.i32(i32, <4 x i32>, i32, i32, i32)
+declare i32 @llvm.amdgcn.raw.buffer.atomic.and.i32(i32, <4 x i32>, i32, i32, i32)
+declare i32 @llvm.amdgcn.raw.buffer.atomic.or.i32(i32, <4 x i32>, i32, i32, i32)
+declare i32 @llvm.amdgcn.raw.buffer.atomic.xor.i32(i32, <4 x i32>, i32, i32, i32)
+declare i32 @llvm.amdgcn.raw.buffer.atomic.inc.i32(i32, <4 x i32>, i32, i32, i32)
+declare i32 @llvm.amdgcn.raw.buffer.atomic.dec.i32(i32, <4 x i32>, i32, i32, i32)
+declare i32 @llvm.amdgcn.raw.buffer.atomic.cmpswap.i32(i32, i32, <4 x i32>, i32, i32, i32)
+declare float @llvm.amdgcn.raw.buffer.atomic.fadd.f32(float, <4 x i32>, i32, i32, i32)
+declare double @llvm.amdgcn.raw.buffer.atomic.fmin.f64(double, <4 x i32>, i32, i32, i32)
+declare double @llvm.amdgcn.raw.buffer.atomic.fmax.f64(double, <4 x i32>, i32, i32, i32)