Marked coarse pixel sizes as uniform

Deleted some unused code

Change-Id: I6bf1bc9b9feed23eeb82751537527c7d22ef5f29

Author: davidjwoo

IGC/Compiler/CISACodeGen/VertexShaderCodeGen.cpp

@@ -229,29 +229,6 @@ QuadEltUnit CVertexShader::GetFinalGlobalOffet(QuadEltUnit globalOffset)
     return globalOffset; 
 }
 
-QuadEltUnit CVertexShader::GetURBOffset(ShaderOutputType outputType, uint attrIdx)
-{
-    switch(outputType)
-    {
-    case SHADER_OUTPUT_TYPE_POSITION:
-        return QuadEltUnit(1);
-    case SHADER_OUTPUT_TYPE_CLIPDISTANCE_LO:
-        return QuadEltUnit(2);
-    case  SHADER_OUTPUT_TYPE_CLIPDISTANCE_HI:
-        return QuadEltUnit(3);
-    case SHADER_OUTPUT_TYPE_DEFAULT:
-        return QuadEltUnit(attrIdx) + OctEltUnit(m_properties.m_hasClipDistance ? 2 : 1);
-    case SHADER_OUTPUT_TYPE_POINTWIDTH:
-    case SHADER_OUTPUT_TYPE_RENDER_TARGET_ARRAY_INDEX:
-    case SHADER_OUTPUT_TYPE_VIEWPORT_ARRAY_INDEX:
-        return QuadEltUnit(0) ;
-    default:
-        assert(!"unknown VS output type");
-        break;
-    }
-    return QuadEltUnit(0);
-}
-
 /// Returns VS URB allocation size.
 /// This is the size of VS URB entry consisting of the header data and attribute data.
 OctEltUnit CVertexShader::GetURBAllocationSize() const

IGC/Compiler/CISACodeGen/VertexShaderCodeGen.hpp

@@ -53,9 +53,6 @@ class CVertexShader : public CShader
     /// Fills in the kernel program structure with data determined during compilation.
     void        FillProgram(SVertexShaderKernelProgram* pKernelProgram);
 
-    
-    /// Returns the offset within Vertex URB entry specific to given output type.
-    QuadEltUnit GetURBOffset(ShaderOutputType outputType, uint attrIdx);
 private:
 
     /// Returns the size of output Vertex URB Entry.

IGC/Compiler/CISACodeGen/VertexShaderLowering.cpp

@@ -431,15 +431,12 @@ unsigned int VertexShaderLowering::GetURBOffset(ShaderOutputType type, Value* at
         }
     case SHADER_OUTPUT_TYPE_POINTWIDTH:
         return 0;
-        break;
     case SHADER_OUTPUT_TYPE_VIEWPORT_ARRAY_INDEX:
         m_vsPropsPass->DeclareVPAI();
         return 0;
-        break;
     case SHADER_OUTPUT_TYPE_RENDER_TARGET_ARRAY_INDEX:
         m_vsPropsPass->DeclareRTAI();
         return 0;
-        break;
     default:
         assert(!"unknown VS output type");
         break;

IGC/Compiler/CISACodeGen/WIAnalysis.cpp

@@ -1030,6 +1030,8 @@ WIAnalysis::WIDependancy WIAnalysis::calculate_dep(const CallInst* inst)
       SGVUsage usage = (SGVUsage) cast<ConstantInt>(inst->getOperand(0))->getZExtValue();
       if((usage != VFACE 
           )&&
+          usage != ACTUAL_COARSE_SIZE_X &&
+          usage != ACTUAL_COARSE_SIZE_Y &&
           usage != THREAD_GROUP_ID_X &&
           usage != THREAD_GROUP_ID_Y &&
           usage != THREAD_GROUP_ID_Z