Cherry-pick of PIX and HLK changes for the 2212 release

include/dxc/DXIL/DxilModule.h

@@ -204,6 +204,9 @@ class DxilModule {
   void StripDebugRelatedCode();
   void RemoveUnusedTypeAnnotations();
 
+  // Copy resource reflection back to this module's resources.
+  void RestoreResourceReflection(const DxilModule &SourceDM);
+
   // Helper to remove dx.* metadata with source and compile options.
   // If the parameter `bReplaceWithDummyData` is true, the named metadata
   // are replaced with valid empty data that satisfy tools.

include/dxc/DxilContainer/DxilContainerAssembler.h

@@ -16,6 +16,7 @@
 #include "llvm/ADT/StringRef.h"
 
 struct IStream;
+class DxilPipelineStateValidation;
 
 namespace llvm {
 class Module;
@@ -51,6 +52,16 @@ DxilPartWriter *NewFeatureInfoWriter(const DxilModule &M);
 DxilPartWriter *NewPSVWriter(const DxilModule &M, uint32_t PSVVersion = UINT_MAX);
 DxilPartWriter *NewRDATWriter(const DxilModule &M);
 
+// Store serialized ViewID data from DxilModule to PipelineStateValidation.
+void StoreViewIDStateToPSV(const uint32_t *pInputData,
+                           unsigned InputSizeInUInts,
+                           DxilPipelineStateValidation &PSV);
+// Load ViewID state from PSV back to DxilModule view state vector.
+// Pass nullptr for pOutputData to compute and return needed OutputSizeInUInts.
+unsigned LoadViewIDStateFromPSV(unsigned *pOutputData,
+                                unsigned OutputSizeInUInts,
+                                const DxilPipelineStateValidation &PSV);
+
 // Unaligned is for matching container for validator version < 1.7.
 DxilContainerWriter *NewDxilContainerWriter(bool bUnaligned = false);
 

include/dxc/DxilRootSignature/DxilRootSignature.h

@@ -385,6 +385,43 @@ bool VerifyRootSignature(_In_ const DxilVersionedRootSignatureDesc *pDesc,
                          _In_ llvm::raw_ostream &DiagStream,
                          _In_ bool bAllowReservedRegisterSpace);
 
+class DxilVersionedRootSignature {
+  DxilVersionedRootSignatureDesc *m_pRootSignature;
+
+public:
+    // Non-copyable:
+  DxilVersionedRootSignature(DxilVersionedRootSignature const &) = delete;
+  DxilVersionedRootSignature const &
+  operator=(DxilVersionedRootSignature const &) = delete;
+
+  // but movable:
+  DxilVersionedRootSignature(DxilVersionedRootSignature &&) = default;
+  DxilVersionedRootSignature &
+  operator=(DxilVersionedRootSignature &&) = default;
+
+  DxilVersionedRootSignature() : m_pRootSignature(nullptr) {}
+  explicit DxilVersionedRootSignature(
+      const DxilVersionedRootSignatureDesc *pRootSignature)
+      : m_pRootSignature(
+            const_cast<DxilVersionedRootSignatureDesc *> (pRootSignature)) {}
+  ~DxilVersionedRootSignature() { 
+      DeleteRootSignature(m_pRootSignature);
+  }
+  const DxilVersionedRootSignatureDesc* operator -> () const {
+    return m_pRootSignature;
+  }
+  const DxilVersionedRootSignatureDesc ** get_address_of() {
+    if (m_pRootSignature != nullptr)
+      return nullptr; // You're probably about to leak...
+    return const_cast<const DxilVersionedRootSignatureDesc **> (&m_pRootSignature);
+  }
+  const DxilVersionedRootSignatureDesc* get() const { 
+      return m_pRootSignature;
+  }
+  DxilVersionedRootSignatureDesc* get_mutable() const { 
+      return m_pRootSignature;
+  }
+};
 } // namespace hlsl
 
 #endif // __DXC_ROOTSIGNATURE__

include/dxc/Test/HlslTestUtils.h

@@ -26,9 +26,14 @@
 #include "WEXAdapter.h"
 #endif
 #include "dxc/Support/Unicode.h"
-#include "dxc/Test/TestConfig.h"
 #include "dxc/DXIL/DxilConstants.h" // DenormMode
 
+#ifdef _HLK_CONF
+#define DEFAULT_TEST_DIR ""
+#else
+#include "dxc/Test/TestConfig.h"
+#endif
+
 using namespace std;
 
 #ifndef HLSLDATAFILEPARAM
@@ -406,91 +411,9 @@ inline bool isnanFloat16(uint16_t val) {
          (val & FLOAT16_BIT_MANTISSA) != 0;
 }
 
-inline uint16_t ConvertFloat32ToFloat16(float val) {
-  union Bits {
-    uint32_t u_bits;
-    float f_bits;
-  };
-
-  static const uint32_t SignMask = 0x8000;
-
-  // Minimum f32 value representable in f16 format without denormalizing
-  static const uint32_t Min16in32 = 0x38800000;
-
-  // Maximum f32 value (next to infinity)
-  static const uint32_t Max32 = 0x7f7FFFFF;
-
-  // Mask for f32 mantissa
-  static const uint32_t Fraction32Mask = 0x007FFFFF;
-
-  // pow(2,24)
-  static const uint32_t DenormalRatio = 0x4B800000;
-
-  static const uint32_t NormalDelta = 0x38000000;
-
-  Bits bits;
-  bits.f_bits = val;
-  uint32_t sign = bits.u_bits & (SignMask << 16);
-  Bits Abs;
-  Abs.u_bits = bits.u_bits ^ sign;
-
-  bool isLessThanNormal = Abs.f_bits < *(const float*)&Min16in32;
-  bool isInfOrNaN = Abs.u_bits > Max32;
-
-  if (isLessThanNormal) {
-    // Compute Denormal result
-    return (uint16_t)(Abs.f_bits * *(const float*)(&DenormalRatio)) | (uint16_t)(sign >> 16);
-  }
-  else if (isInfOrNaN) {
-    // Compute Inf or Nan result
-    uint32_t Fraction = Abs.u_bits & Fraction32Mask;
-    uint16_t IsNaN = Fraction == 0 ? 0 : 0xffff;
-    return (IsNaN & FLOAT16_BIT_MANTISSA) | FLOAT16_BIT_EXP | (uint16_t)(sign >> 16);
-  }
-  else {
-    // Compute Normal result
-    return (uint16_t)((Abs.u_bits - NormalDelta) >> 13) | (uint16_t)(sign >> 16);
-  }
-}
-
-inline float ConvertFloat16ToFloat32(uint16_t x) {
- union Bits {
-    float f_bits;
-    uint32_t u_bits;
-  };
-
-  uint32_t Sign = (x & FLOAT16_BIT_SIGN) << 16;
-
-  // nan -> exponent all set and mantisa is non zero
-  // +/-inf -> exponent all set and mantissa is zero
-  // denorm -> exponent zero and significand nonzero
-  uint32_t Abs = (x & 0x7fff);
-  uint32_t IsNormal = Abs > FLOAT16_BIGGEST_DENORM;
-  uint32_t IsInfOrNaN = Abs > FLOAT16_BIGGEST_NORMAL;
-
-  // Signless Result for normals
-  uint32_t DenormRatio = 0x33800000;
-  float DenormResult = Abs * (*(float*)&DenormRatio);
-
-  uint32_t AbsShifted = Abs << 13;
-  // Signless Result for normals
-  uint32_t NormalResult = AbsShifted + 0x38000000;
-  // Signless Result for int & nans
-  uint32_t InfResult = AbsShifted + 0x70000000;
-
-  Bits bits;
-  bits.u_bits = 0;
-  if (IsInfOrNaN)
-    bits.u_bits |= InfResult;
-  else if (IsNormal)
-    bits.u_bits |= NormalResult;
-  else
-    bits.f_bits = DenormResult;
-  bits.u_bits |= Sign;
-  return bits.f_bits;
-}
-uint16_t ConvertFloat32ToFloat16(float val);
-float ConvertFloat16ToFloat32(uint16_t val);
+// These are defined in ShaderOpTest.cpp using DirectXPackedVector functions.
+uint16_t ConvertFloat32ToFloat16(float val) throw();
+float ConvertFloat16ToFloat32(uint16_t val) throw();
 
 inline bool CompareFloatULP(const float &fsrc, const float &fref, int ULPTolerance,
                             hlsl::DXIL::Float32DenormMode mode = hlsl::DXIL::Float32DenormMode::Any) {

lib/DXIL/DxilMetadataHelper.cpp

@@ -1908,7 +1908,7 @@ Metadata *DxilMDHelper::EmitSubobject(const DxilSubobject &obj) {
   case DXIL::SubobjectKind::HitGroup: {
     llvm::StringRef Intersection, AnyHit, ClosestHit;
     DXIL::HitGroupType hgType;
-    IFTBOOL(obj.GetHitGroup(hgType, Intersection, AnyHit, ClosestHit),
+    IFTBOOL(obj.GetHitGroup(hgType, AnyHit, ClosestHit, Intersection),
       DXC_E_INCORRECT_DXIL_METADATA);
     Args.emplace_back(Uint32ToConstMD((uint32_t)hgType));
     Args.emplace_back(MDString::get(m_Ctx, Intersection));

lib/DXIL/DxilModule.cpp

@@ -1873,6 +1873,62 @@ void DxilModule::RemoveUnusedTypeAnnotations() {
 }
 
 
+template <typename _T>
+static void CopyResourceInfo(_T &TargetRes, const _T &SourceRes,
+                             DxilTypeSystem &TargetTypeSys,
+                             const DxilTypeSystem &SourceTypeSys) {
+  if (TargetRes.GetKind() != SourceRes.GetKind() ||
+      TargetRes.GetLowerBound() != SourceRes.GetLowerBound() ||
+      TargetRes.GetRangeSize() != SourceRes.GetRangeSize() ||
+      TargetRes.GetSpaceID() != SourceRes.GetSpaceID()) {
+    DXASSERT(false, "otherwise, resource details don't match");
+    return;
+  }
+
+  if (TargetRes.GetGlobalName().empty() && !SourceRes.GetGlobalName().empty()) {
+    TargetRes.SetGlobalName(SourceRes.GetGlobalName());
+  }
+
+  if (TargetRes.GetGlobalSymbol() && SourceRes.GetGlobalSymbol() &&
+      SourceRes.GetGlobalSymbol()->hasName()) {
+    TargetRes.GetGlobalSymbol()->setName(
+        SourceRes.GetGlobalSymbol()->getName());
+  }
+
+  Type *Ty = SourceRes.GetHLSLType();
+  TargetRes.SetHLSLType(Ty);
+  TargetTypeSys.CopyTypeAnnotation(Ty, SourceTypeSys);
+}
+
+void DxilModule::RestoreResourceReflection(const DxilModule &SourceDM) {
+  DxilTypeSystem &TargetTypeSys = GetTypeSystem();
+  const DxilTypeSystem &SourceTypeSys = SourceDM.GetTypeSystem();
+  if (GetCBuffers().size() != SourceDM.GetCBuffers().size() ||
+      GetSRVs().size() != SourceDM.GetSRVs().size() ||
+      GetUAVs().size() != SourceDM.GetUAVs().size() ||
+      GetSamplers().size() != SourceDM.GetSamplers().size()) {
+    DXASSERT(false, "otherwise, resource lists don't match");
+    return;
+  }
+  for (unsigned i = 0; i < GetCBuffers().size(); ++i) {
+    CopyResourceInfo(GetCBuffer(i), SourceDM.GetCBuffer(i), TargetTypeSys,
+                     SourceTypeSys);
+  }
+  for (unsigned i = 0; i < GetSRVs().size(); ++i) {
+    CopyResourceInfo(GetSRV(i), SourceDM.GetSRV(i), TargetTypeSys,
+                     SourceTypeSys);
+  }
+  for (unsigned i = 0; i < GetUAVs().size(); ++i) {
+    CopyResourceInfo(GetUAV(i), SourceDM.GetUAV(i), TargetTypeSys,
+                     SourceTypeSys);
+  }
+  for (unsigned i = 0; i < GetSamplers().size(); ++i) {
+    CopyResourceInfo(GetSampler(i), SourceDM.GetSampler(i), TargetTypeSys,
+                     SourceTypeSys);
+  }
+}
+
+
 void DxilModule::LoadDxilResources(const llvm::MDOperand &MDO) {
   if (MDO.get() == nullptr)
     return;