update test amdgpu_unsafe_atomics.cpp: remove volatile

Author: wenju-he

sycl/test/check_device_code/hip/atomic/amdgpu_unsafe_atomics.cpp

@@ -12,11 +12,11 @@ SYCL_EXTERNAL void intAtomicFunc(int *i) {
   atomicInt.fetch_and(1);
   atomicInt.fetch_or(1);
   // CHECK: void{{.*}}intAtomicFunc
-  // CHECK-SAFE: cmpxchg volatile
+  // CHECK-SAFE: cmpxchg
   // CHECK-SAFE-NOT: atomicrmw
-  // CHECK-UNSAFE: atomicrmw volatile xor
-  // CHECK-UNSAFE: atomicrmw volatile and
-  // CHECK-UNSAFE: atomicrmw volatile or
+  // CHECK-UNSAFE: atomicrmw xor
+  // CHECK-UNSAFE: atomicrmw and
+  // CHECK-UNSAFE: atomicrmw or
   // CHECK-UNSAFE-NOT: cmpxchg
 }
 
@@ -25,15 +25,15 @@ SYCL_EXTERNAL void fpAtomicFunc(float *f, double *d) {
                    sycl::access::address_space::global_space>(*f)
       .fetch_add(1.0f);
   // CHECK: void{{.*}}fpAtomicFunc
-  // CHECK-SAFE: atomicrmw volatile fadd
+  // CHECK-SAFE: atomicrmw fadd
   // CHECK-SAFE-NOT: amdgpu.ignore.denormal.mode
-  // CHECK-UNSAFE-FP: atomicrmw volatile fadd {{.*}}!amdgpu.no.fine.grained.memory{{.*}}!amdgpu.ignore.denormal.mode
+  // CHECK-UNSAFE-FP: atomicrmw fadd {{.*}}!amdgpu.no.fine.grained.memory{{.*}}!amdgpu.ignore.denormal.mode
   sycl::atomic_ref<double, sycl::memory_order_relaxed,
                    sycl::memory_scope_device,
                    sycl::access::address_space::global_space>(*d)
       .fetch_add(1.0);
   // CHECK-SAFE: cmpxchg
   // CHECK-SAFE-NOT: llvm.amdgcn.global.atomic.fadd.f64
-  // CHECK-UNSAFE-FP: atomicrmw volatile fadd {{.*}}!amdgpu.no.fine.grained.memory
+  // CHECK-UNSAFE-FP: atomicrmw fadd {{.*}}!amdgpu.no.fine.grained.memory
   // CHECK: __CLANG_OFFLOAD_BUNDLE____END__ sycl-amdgcn-amd-amdhsa-
 }