[Autobackout][FunctionalRegression]Revert of change: 1834392: Minor refactor

Minor refactor

Author: sys-igc

IGC/Compiler/CISACodeGen/PushAnalysis.cpp

@@ -1608,6 +1608,20 @@ namespace IGC
         m_pullConstantHeuristics = &getAnalysis<PullConstantHeuristics>();
         m_context = getAnalysis<CodeGenContextWrapper>().getCodeGenContext();
 
+        if (m_context->platform.isCoreChildOf(IGFX_XE3_CORE))
+        {
+            // VRT allows us to have 256GRFs, so we can double the number of pushed inputs
+            MaxNumOfPushedInputs = 24 * 2;
+            m_pMaxNumOfVSPushedInputs = 30;
+            m_pMaxNumOfDSPushedInputs = 24 * 2; // 48 * vec4 == 192 GRF == 3/4 256 GRF
+        }
+        else
+        {
+            MaxNumOfPushedInputs = 24;
+            m_pMaxNumOfVSPushedInputs = 24;
+            m_pMaxNumOfDSPushedInputs = 24;
+        }
+
         MapList<Function*, Function*> funcsMapping;
         bool retValue = false;
 

IGC/Compiler/CISACodeGen/PushAnalysis.hpp

@@ -32,6 +32,8 @@ namespace IGC
         const llvm::DataLayout* m_DL;
         static const uint32_t MaxConstantBufferIndexSize;
         uint32_t MaxNumOfPushedInputs;
+        uint32_t m_pMaxNumOfVSPushedInputs;
+        uint32_t m_pMaxNumOfDSPushedInputs;
 
         bool m_funcTypeChanged;
         std::map <llvm::Function*, bool> m_isFuncTypeChanged;