[dxbc] Parse patch constant signature

src/dxbc/dxbc_analysis.cpp

@@ -7,9 +7,11 @@ namespace dxvk {
     const DxbcProgramInfo&    programInfo,
     const Rc<DxbcIsgn>&       isgn,
     const Rc<DxbcIsgn>&       osgn,
+    const Rc<DxbcIsgn>&       psgn,
           DxbcAnalysisInfo&   analysis)
   : m_isgn    (isgn),
     m_osgn    (osgn),
+    m_psgn    (psgn),
     m_analysis(&analysis) {
     // Get number of clipping and culling planes from the
     // input and output signatures. We will need this to

src/dxbc/dxbc_analysis.h

@@ -58,6 +58,7 @@ namespace dxvk {
       const DxbcProgramInfo&    programInfo,
       const Rc<DxbcIsgn>&       isgn,
       const Rc<DxbcIsgn>&       osgn,
+      const Rc<DxbcIsgn>&       psgn,
             DxbcAnalysisInfo&   analysis);
     
     ~DxbcAnalyzer();
@@ -73,6 +74,7 @@ namespace dxvk {
     
     Rc<DxbcIsgn> m_isgn;
     Rc<DxbcIsgn> m_osgn;
+    Rc<DxbcIsgn> m_psgn;
     
     DxbcAnalysisInfo* m_analysis = nullptr;
     

src/dxbc/dxbc_compiler.cpp

@@ -15,11 +15,13 @@ namespace dxvk {
     const DxbcProgramInfo&    programInfo,
     const Rc<DxbcIsgn>&       isgn,
     const Rc<DxbcIsgn>&       osgn,
+    const Rc<DxbcIsgn>&       psgn,
     const DxbcAnalysisInfo&   analysis)
   : m_moduleInfo (moduleInfo),
     m_programInfo(programInfo),
     m_isgn       (isgn),
     m_osgn       (osgn),
+    m_psgn       (psgn),
     m_analysis   (&analysis) {
     // Declare an entry point ID. We'll need it during the
     // initialization phase where the execution mode is set.

src/dxbc/dxbc_compiler.h

@@ -377,6 +377,7 @@ namespace dxvk {
       const DxbcProgramInfo&    programInfo,
       const Rc<DxbcIsgn>&       isgn,
       const Rc<DxbcIsgn>&       osgn,
+      const Rc<DxbcIsgn>&       psgn,
       const DxbcAnalysisInfo&   analysis);
     ~DxbcCompiler();
     
@@ -410,6 +411,7 @@ namespace dxvk {
     
     Rc<DxbcIsgn>        m_isgn;
     Rc<DxbcIsgn>        m_osgn;
+    Rc<DxbcIsgn>        m_psgn;
     
     const DxbcAnalysisInfo* m_analysis;
     

src/dxbc/dxbc_module.cpp

@@ -28,6 +28,9 @@ namespace dxvk {
       
       if ((tag == "OSGN") || (tag == "OSG5") || (tag == "OSG1"))
         m_osgnChunk = new DxbcIsgn(chunkReader, tag);
+      
+      if ((tag == "PCSG") || (tag == "PSG1"))
+        m_psgnChunk = new DxbcIsgn(chunkReader, tag);
     }
   }
   
@@ -48,7 +51,7 @@ namespace dxvk {
     DxbcAnalyzer analyzer(moduleInfo,
       m_shexChunk->programInfo(),
       m_isgnChunk, m_osgnChunk,
-      analysisInfo);
+      m_psgnChunk, analysisInfo);
     
     this->runAnalyzer(analyzer, m_shexChunk->slice());
     
@@ -56,7 +59,7 @@ namespace dxvk {
       fileName, moduleInfo,
       m_shexChunk->programInfo(),
       m_isgnChunk, m_osgnChunk,
-      analysisInfo);
+      m_psgnChunk, analysisInfo);
     
     this->runCompiler(compiler, m_shexChunk->slice());
     
@@ -76,7 +79,7 @@ namespace dxvk {
       fileName, moduleInfo,
       DxbcProgramType::GeometryShader,
       m_osgnChunk, m_osgnChunk,
-      analysisInfo);
+      m_psgnChunk, analysisInfo);
     
     compiler.processXfbPassthrough();
     return compiler.finalize();

src/dxbc/dxbc_module.h

@@ -80,6 +80,7 @@ namespace dxvk {
     
     Rc<DxbcIsgn> m_isgnChunk;
     Rc<DxbcIsgn> m_osgnChunk;
+    Rc<DxbcIsgn> m_psgnChunk;
     Rc<DxbcShex> m_shexChunk;
     
     void runAnalyzer(