Remove omitting zero/undef sample params for cube maps.

Author: skarczew

IGC/Compiler/CISACodeGen/PayloadMapping.cpp

@@ -451,22 +451,27 @@ uint PayloadMapping::GetNonAdjustedNumPayloadElements_Sample(const SampleIntrins
         numSources = numOperands - 3;
     }
 
-    //Check for valid number of sources from the end of the list
-    for (uint i = (numSources - 1); i >= 1; i--)
+    llvm::Type* cubeTextureType = GetResourceDimensionType(*inst->getModule(), RESOURCE_DIMENSION_TYPE::DIM_CUBE_TYPE);
+    llvm::Type* textureType = inst->getTextureValue()->getType()->getPointerElementType();
+    if (textureType != cubeTextureType)
     {
-        if (IsUndefOrZeroImmediate(inst->getOperand(i)))
-        {
-            numSources--;
-        }
-        else
+        //Check for valid number of sources from the end of the list
+        for (uint i = (numSources - 1); i >= 1; i--)
         {
-            break;
+            if (IsUndefOrZeroImmediate(inst->getOperand(i)))
+            {
+                numSources--;
+            }
+            else
+            {
+                break;
+            }
         }
-    }
 
-    //temp solution to send valid sources but having 0 as their values.
-    EOPCODE opCode = GetOpCode(inst);
-    ValidateNumberofSources(opCode, numSources);
+        //temp solution to send valid sources but having 0 as their values.
+        EOPCODE opCode = GetOpCode(inst);
+        ValidateNumberofSources(opCode, numSources);
+    }
 
     if (IsZeroLOD(inst))
     {

IGC/common/igc_resourceDimTypes.h

@@ -60,7 +60,7 @@ namespace IGC
         }
     }
 
-    inline llvm::Type* GetResourceDimensionType(llvm::Module& module, RESOURCE_DIMENSION_TYPE resourceDimTypeId)
+    inline llvm::Type* GetResourceDimensionType(const llvm::Module& module, RESOURCE_DIMENSION_TYPE resourceDimTypeId)
     {
         IGC_ASSERT((resourceDimTypeId == DIM_TYPED_BUFFER_TYPE ||
             resourceDimTypeId == DIM_1D_TYPE || resourceDimTypeId == DIM_1D_ARRAY_TYPE ||