Fix mangling of OpAtomicUMax/OpAtomicUMin representation in SPV-IR

Author: aratajew

lib/SPIRV/SPIRVUtil.cpp

@@ -1632,6 +1632,12 @@ class SPIRVFriendlyIRMangleInfo : public BuiltinFuncMangleInfo {
       setArgAttr(0, SPIR::ATTR_CONST);
       addUnsignedArg(0);
       break;
+    case OpAtomicUMax:
+      LLVM_FALLTHROUGH;
+    case OpAtomicUMin:
+      addUnsignedArg(0);
+      addUnsignedArg(3);
+      break;
     default:;
       // No special handling is needed
     }

test/transcoding/atomics.spt

@@ -101,9 +101,9 @@
 ; CHECK-LLVM-SPV-IR: call spir_func i32 @_Z24__spirv_AtomicIIncrementPU3AS1iii(i32 addrspace(1)* %dst, i32 1, i32 16) #[[#attr:]]
 ; CHECK-LLVM-SPV-IR: call spir_func i32 @_Z24__spirv_AtomicIDecrementPU3AS1iii(i32 addrspace(1)* %dst, i32 1, i32 16) #[[#attr:]]
 ; CHECK-LLVM-SPV-IR: call spir_func i32 @_Z18__spirv_AtomicSMaxPU3AS1iiii(i32 addrspace(1)* %dst, i32 1, i32 16, i32 0) #[[#attr:]]
-; CHECK-LLVM-SPV-IR: call spir_func i32 @_Z18__spirv_AtomicUMaxPU3AS1iiii(i32 addrspace(1)* %dst, i32 1, i32 16, i32 0) #[[#attr:]]
+; CHECK-LLVM-SPV-IR: call spir_func i32 @_Z18__spirv_AtomicUMaxPU3AS1jiij(i32 addrspace(1)* %dst, i32 1, i32 16, i32 0) #[[#attr:]]
 ; CHECK-LLVM-SPV-IR: call spir_func i32 @_Z18__spirv_AtomicSMinPU3AS1iiii(i32 addrspace(1)* %dst, i32 1, i32 16, i32 0) #[[#attr:]]
-; CHECK-LLVM-SPV-IR: call spir_func i32 @_Z18__spirv_AtomicUMinPU3AS1iiii(i32 addrspace(1)* %dst, i32 1, i32 16, i32 0) #[[#attr:]]
+; CHECK-LLVM-SPV-IR: call spir_func i32 @_Z18__spirv_AtomicUMinPU3AS1jiij(i32 addrspace(1)* %dst, i32 1, i32 16, i32 0) #[[#attr:]]
 ; CHECK-LLVM-SPV-IR: call spir_func i32 @_Z18__spirv_AtomicIAddPU3AS1iiii(i32 addrspace(1)* %dst, i32 1, i32 16, i32 1) #[[#attr:]]
 ; CHECK-LLVM-SPV-IR: call spir_func i32 @_Z18__spirv_AtomicISubPU3AS1iiii(i32 addrspace(1)* %dst, i32 1, i32 16, i32 1) #[[#attr:]]
 ; CHECK-LLVM-SPV-IR: call spir_func i32 @_Z16__spirv_AtomicOrPU3AS1iiii(i32 addrspace(1)* %dst, i32 1, i32 16, i32 1) #[[#attr:]]