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4 changes: 1 addition & 3 deletions CMakeLists.txt
Original file line number Diff line number Diff line change
Expand Up @@ -762,9 +762,7 @@ if (LLVM_INCLUDE_DOCS)
add_subdirectory(docs)
endif()

if (LLVM_BUILD_DOCS)
add_hlsl_hctgen(DxilDocs OUTPUT docs/DXIL.rst CODE_TAG) # HLSL Change
endif()
add_hlsl_hctgen(DxilDocs OUTPUT docs/DXIL.rst CODE_TAG) # HLSL Change

add_subdirectory(cmake/modules)

Expand Down
698 changes: 379 additions & 319 deletions docs/DXIL.rst

Large diffs are not rendered by default.

29 changes: 28 additions & 1 deletion include/dxc/HlslIntrinsicOp.h
Original file line number Diff line number Diff line change
Expand Up @@ -336,7 +336,34 @@ enum class IntrinsicOp {
MOP_TraceRayInline = 325,
MOP_WorldRayDirection = 326,
MOP_WorldRayOrigin = 327,
MOP_DxHitObject_FromRayQuery = 363,
MOP_DxHitObject_GetAttributes = 364,
MOP_DxHitObject_GetGeometryIndex = 365,
MOP_DxHitObject_GetHitKind = 366,
MOP_DxHitObject_GetInstanceID = 367,
MOP_DxHitObject_GetInstanceIndex = 368,
MOP_DxHitObject_GetObjectRayDirection = 369,
MOP_DxHitObject_GetObjectRayOrigin = 370,
MOP_DxHitObject_GetObjectToWorld3x4 = 371,
MOP_DxHitObject_GetObjectToWorld4x3 = 372,
MOP_DxHitObject_GetPrimitiveIndex = 373,
MOP_DxHitObject_GetRayFlags = 374,
MOP_DxHitObject_GetRayTCurrent = 375,
MOP_DxHitObject_GetRayTMin = 376,
MOP_DxHitObject_GetShaderTableIndex = 377,
MOP_DxHitObject_GetWorldRayDirection = 378,
MOP_DxHitObject_GetWorldRayOrigin = 379,
MOP_DxHitObject_GetWorldToObject3x4 = 380,
MOP_DxHitObject_GetWorldToObject4x3 = 381,
MOP_DxHitObject_Invoke = 382,
MOP_DxHitObject_IsHit = 383,
MOP_DxHitObject_IsMiss = 384,
MOP_DxHitObject_IsNop = 385,
MOP_DxHitObject_LoadLocalRootTableConstant = 386,
MOP_DxHitObject_MakeMiss = 387,
MOP_DxHitObject_MakeNop = 358,
MOP_DxHitObject_SetShaderTableIndex = 388,
MOP_DxHitObject_TraceRay = 389,
IOP_DxMaybeReorderThread = 359,
MOP_Count = 328,
MOP_FinishedCrossGroupSharing = 329,
Expand Down Expand Up @@ -369,7 +396,7 @@ enum class IntrinsicOp {
IOP_usign = 355,
MOP_InterlockedUMax = 356,
MOP_InterlockedUMin = 357,
Num_Intrinsics = 363,
Num_Intrinsics = 390,
};
inline bool HasUnsignedIntrinsicOpcode(IntrinsicOp opcode) {
switch (opcode) {
Expand Down
7 changes: 4 additions & 3 deletions include/dxc/dxcapi.internal.h
Original file line number Diff line number Diff line change
Expand Up @@ -131,12 +131,13 @@ enum LEGAL_INTRINSIC_COMPTYPES {
LICOMPTYPE_THREAD_NODE_OUTPUT_RECORDS = 50,

LICOMPTYPE_HIT_OBJECT = 51,
LICOMPTYPE_RAY_QUERY = 52,

#ifdef ENABLE_SPIRV_CODEGEN
LICOMPTYPE_VK_BUFFER_POINTER = 52,
LICOMPTYPE_COUNT = 53
LICOMPTYPE_VK_BUFFER_POINTER = 53,
LICOMPTYPE_COUNT = 54
#else
LICOMPTYPE_COUNT = 52
LICOMPTYPE_COUNT = 53
#endif
};

Expand Down
128 changes: 128 additions & 0 deletions lib/HLSL/HLOperationLower.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -6197,6 +6197,77 @@ Value *TranslateMaybeReorderThread(CallInst *CI, IntrinsicOp IOP,
bool &Translated) {
return nullptr; // TODO: Merge SER DXIL patches
}

Value *TranslateHitObjectFromRayQuery(CallInst *CI, IntrinsicOp IOP,
OP::OpCode OpCode,
HLOperationLowerHelper &Helper,
HLObjectOperationLowerHelper *pObjHelper,
bool &Translated) {
return UndefValue::get(CI->getType()); // TODO: Merge SER DXIL patches
}

Value *TranslateHitObjectTraceRay(CallInst *CI, IntrinsicOp IOP,
OP::OpCode OpCode,
HLOperationLowerHelper &Helper,
HLObjectOperationLowerHelper *pObjHelper,
bool &Translated) {
return UndefValue::get(CI->getType()); // TODO: Merge SER DXIL patches
}

Value *TranslateHitObjectInvoke(CallInst *CI, IntrinsicOp IOP,
OP::OpCode OpCode,
HLOperationLowerHelper &Helper,
HLObjectOperationLowerHelper *pObjHelper,
bool &Translated) {
return nullptr; // TODO: Merge SER DXIL patches
}

Value *TranslateHitObjectGetAttributes(CallInst *CI, IntrinsicOp IOP,
OP::OpCode OpCode,
HLOperationLowerHelper &Helper,
HLObjectOperationLowerHelper *pObjHelper,
bool &Translated) {
return UndefValue::get(CI->getType()); // TODO: Merge SER DXIL patches
}

Value *TranslateHitObjectScalarGetter(CallInst *CI, IntrinsicOp IOP,
OP::OpCode OpCode,
HLOperationLowerHelper &Helper,
HLObjectOperationLowerHelper *pObjHelper,
bool &Translated) {
return UndefValue::get(CI->getType()); // TODO: Merge SER DXIL patches
}

Value *TranslateHitObjectVectorGetter(CallInst *CI, IntrinsicOp IOP,
OP::OpCode OpCode,
HLOperationLowerHelper &Helper,
HLObjectOperationLowerHelper *pObjHelper,
bool &Translated) {
return UndefValue::get(CI->getType()); // TODO: Merge SER DXIL patches
}

Value *TranslateHitObjectMatrixGetter(CallInst *CI, IntrinsicOp IOP,
OP::OpCode OpCode,
HLOperationLowerHelper &Helper,
HLObjectOperationLowerHelper *pObjHelper,
bool &Translated) {
return UndefValue::get(CI->getType()); // TODO: Merge SER DXIL patches
}

Value *TranslateHitObjectLoadLocalRootTableConstant(
CallInst *CI, IntrinsicOp IOP, OP::OpCode OpCode,
HLOperationLowerHelper &Helper, HLObjectOperationLowerHelper *pObjHelper,
bool &Translated) {
return UndefValue::get(CI->getType()); // TODO: Merge SER DXIL patches
}

Value *TranslateHitObjectSetShaderTableIndex(
CallInst *CI, IntrinsicOp IOP, OP::OpCode OpCode,
HLOperationLowerHelper &Helper, HLObjectOperationLowerHelper *pObjHelper,
bool &Translated) {
return UndefValue::get(CI->getType()); // TODO: Merge SER DXIL patches
}

} // namespace

// Resource Handle.
Expand Down Expand Up @@ -6908,6 +6979,63 @@ IntrinsicLower gLowerTable[] = {
DXIL::OpCode::NumOpCodes},
{IntrinsicOp::MOP_GetBufferContents, UnsupportedVulkanIntrinsic,
DXIL::OpCode::NumOpCodes},
{IntrinsicOp::MOP_DxHitObject_FromRayQuery, TranslateHitObjectFromRayQuery,
DXIL::OpCode::HitObject_FromRayQuery},
{IntrinsicOp::MOP_DxHitObject_GetAttributes,
TranslateHitObjectGetAttributes, DXIL::OpCode::HitObject_Attributes},
{IntrinsicOp::MOP_DxHitObject_GetGeometryIndex,
TranslateHitObjectScalarGetter, DXIL::OpCode::HitObject_GeometryIndex},
{IntrinsicOp::MOP_DxHitObject_GetHitKind, TranslateHitObjectScalarGetter,
DXIL::OpCode::HitObject_HitKind},
{IntrinsicOp::MOP_DxHitObject_GetInstanceID, TranslateHitObjectScalarGetter,
DXIL::OpCode::HitObject_InstanceID},
{IntrinsicOp::MOP_DxHitObject_GetInstanceIndex,
TranslateHitObjectScalarGetter, DXIL::OpCode::HitObject_InstanceIndex},
{IntrinsicOp::MOP_DxHitObject_GetObjectRayDirection,
TranslateHitObjectVectorGetter,
DXIL::OpCode::HitObject_ObjectRayDirection},
{IntrinsicOp::MOP_DxHitObject_GetObjectRayOrigin,
TranslateHitObjectVectorGetter, DXIL::OpCode::HitObject_ObjectRayOrigin},
{IntrinsicOp::MOP_DxHitObject_GetObjectToWorld3x4,
TranslateHitObjectMatrixGetter, DXIL::OpCode::HitObject_ObjectToWorld3x4},
{IntrinsicOp::MOP_DxHitObject_GetObjectToWorld4x3,
TranslateHitObjectMatrixGetter, DXIL::OpCode::HitObject_ObjectToWorld3x4},
{IntrinsicOp::MOP_DxHitObject_GetPrimitiveIndex,
TranslateHitObjectScalarGetter, DXIL::OpCode::HitObject_PrimitiveIndex},
{IntrinsicOp::MOP_DxHitObject_GetRayFlags, TranslateHitObjectScalarGetter,
DXIL::OpCode::HitObject_RayFlags},
{IntrinsicOp::MOP_DxHitObject_GetRayTCurrent,
TranslateHitObjectScalarGetter, DXIL::OpCode::HitObject_RayTCurrent},
{IntrinsicOp::MOP_DxHitObject_GetRayTMin, TranslateHitObjectScalarGetter,
DXIL::OpCode::HitObject_RayTMin},
{IntrinsicOp::MOP_DxHitObject_GetShaderTableIndex,
TranslateHitObjectScalarGetter, DXIL::OpCode::HitObject_ShaderTableIndex},
{IntrinsicOp::MOP_DxHitObject_GetWorldRayDirection,
TranslateHitObjectVectorGetter, DXIL::OpCode::HitObject_WorldRayDirection},
{IntrinsicOp::MOP_DxHitObject_GetWorldRayOrigin,
TranslateHitObjectVectorGetter, DXIL::OpCode::HitObject_WorldRayOrigin},
{IntrinsicOp::MOP_DxHitObject_GetWorldToObject3x4,
TranslateHitObjectMatrixGetter, DXIL::OpCode::HitObject_WorldToObject3x4},
{IntrinsicOp::MOP_DxHitObject_GetWorldToObject4x3,
TranslateHitObjectMatrixGetter, DXIL::OpCode::HitObject_WorldToObject3x4},
{IntrinsicOp::MOP_DxHitObject_Invoke, TranslateHitObjectInvoke,
DXIL::OpCode::HitObject_Invoke},
{IntrinsicOp::MOP_DxHitObject_IsHit, TranslateHitObjectScalarGetter,
DXIL::OpCode::HitObject_IsHit},
{IntrinsicOp::MOP_DxHitObject_IsMiss, TranslateHitObjectScalarGetter,
DXIL::OpCode::HitObject_IsMiss},
{IntrinsicOp::MOP_DxHitObject_IsNop, TranslateHitObjectScalarGetter,
DXIL::OpCode::HitObject_IsNop},
{IntrinsicOp::MOP_DxHitObject_LoadLocalRootTableConstant,
TranslateHitObjectLoadLocalRootTableConstant,
DXIL::OpCode::HitObject_LoadLocalRootTableConstant},
{IntrinsicOp::MOP_DxHitObject_MakeMiss, TranslateHitObjectMake,
DXIL::OpCode::HitObject_MakeMiss},
{IntrinsicOp::MOP_DxHitObject_SetShaderTableIndex,
TranslateHitObjectSetShaderTableIndex,
DXIL::OpCode::HitObject_SetShaderTableIndex},
{IntrinsicOp::MOP_DxHitObject_TraceRay, TranslateHitObjectTraceRay,
DXIL::OpCode::HitObject_TraceRay},
};
} // namespace
static_assert(
Expand Down
16 changes: 12 additions & 4 deletions tools/clang/lib/AST/ASTContextHLSL.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -1390,19 +1390,27 @@ CXXRecordDecl *hlsl::DeclareVkBufferPointerType(ASTContext &context,
DeclarationName(&context.Idents.get("Get")), true);
CanQualType canQualType =
recordDecl->getTypeForDecl()->getCanonicalTypeUnqualified();
CreateConstructorDeclarationWithParams(
auto *copyConstructorDecl = CreateConstructorDeclarationWithParams(
context, recordDecl, context.VoidTy,
{context.getRValueReferenceType(canQualType)}, {"bufferPointer"},
context.DeclarationNames.getCXXConstructorName(canQualType), false);
CreateConstructorDeclarationWithParams(
context.DeclarationNames.getCXXConstructorName(canQualType), false, true);
auto *addressConstructorDecl = CreateConstructorDeclarationWithParams(
context, recordDecl, context.VoidTy, {context.UnsignedIntTy}, {"address"},
context.DeclarationNames.getCXXConstructorName(canQualType), false);
context.DeclarationNames.getCXXConstructorName(canQualType), false, true);
hlsl::CreateFunctionTemplateDecl(
context, recordDecl, copyConstructorDecl,
Builder.getTemplateDecl()->getTemplateParameters()->begin(), 2);
hlsl::CreateFunctionTemplateDecl(
context, recordDecl, addressConstructorDecl,
Builder.getTemplateDecl()->getTemplateParameters()->begin(), 2);

StringRef OpcodeGroup = GetHLOpcodeGroupName(HLOpcodeGroup::HLIntrinsic);
unsigned Opcode = static_cast<unsigned>(IntrinsicOp::MOP_GetBufferContents);
methodDecl->addAttr(
HLSLIntrinsicAttr::CreateImplicit(context, OpcodeGroup, "", Opcode));
methodDecl->addAttr(HLSLCXXOverloadAttr::CreateImplicit(context));
copyConstructorDecl->addAttr(HLSLCXXOverloadAttr::CreateImplicit(context));
addressConstructorDecl->addAttr(HLSLCXXOverloadAttr::CreateImplicit(context));

return Builder.completeDefinition();
}
Expand Down
63 changes: 44 additions & 19 deletions tools/clang/lib/Sema/SemaExprCXX.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -1057,26 +1057,51 @@ Sema::BuildCXXTypeConstructExpr(TypeSourceInfo *TInfo,
Expr *Arg = Exprs[0];
#ifdef ENABLE_SPIRV_CODEGEN
if (hlsl::IsVKBufferPointerType(Ty) && Arg->getType()->isIntegerType()) {
for (auto *ctor : Ty->getAsCXXRecordDecl()->ctors()) {
if (auto *functionType = ctor->getType()->getAs<FunctionProtoType>()) {
if (functionType->getNumParams() != 1 ||
!functionType->getParamType(0)->isIntegerType())
continue;

CanQualType argType = Arg->getType()->getCanonicalTypeUnqualified();
if (!Arg->isRValue()) {
Arg = ImpCastExprToType(Arg, argType, CK_LValueToRValue).get();
}
if (argType != Context.UnsignedLongLongTy) {
Arg = ImpCastExprToType(Arg, Context.UnsignedLongLongTy,
CK_IntegralCast)
.get();
}
return CXXConstructExpr::Create(
Context, Ty, TyBeginLoc, ctor, false, {Arg}, false, false, false,
false, CXXConstructExpr::ConstructionKind::CK_Complete,
SourceRange(LParenLoc, RParenLoc));
typedef DeclContext::specific_decl_iterator<FunctionTemplateDecl> ft_iter;
auto *recordDecl = Ty->getAsCXXRecordDecl();
auto *specDecl = cast<ClassTemplateSpecializationDecl>(recordDecl);
auto *templatedDecl =
specDecl->getSpecializedTemplate()->getTemplatedDecl();
auto functionTemplateDecls =
llvm::iterator_range<ft_iter>(ft_iter(templatedDecl->decls_begin()),
ft_iter(templatedDecl->decls_end()));
for (auto *ftd : functionTemplateDecls) {
auto *fd = ftd->getTemplatedDecl();
if (fd->getNumParams() != 1 ||
!fd->getParamDecl(0)->getType()->isIntegerType())
continue;

void *insertPos;
auto templateArgs = ftd->getInjectedTemplateArgs();
auto *functionDecl = ftd->findSpecialization(templateArgs, insertPos);
if (!functionDecl) {
DeclarationNameInfo DInfo(ftd->getDeclName(),
recordDecl->getLocation());
auto *templateArgList = TemplateArgumentList::CreateCopy(
Context, templateArgs.data(), templateArgs.size());
functionDecl = CXXConstructorDecl::Create(
Context, recordDecl, Arg->getLocStart(), DInfo, Ty, TInfo, false,
false, false, false);
functionDecl->setFunctionTemplateSpecialization(ftd, templateArgList,
insertPos);
} else if (functionDecl->getDeclKind() != Decl::Kind::CXXConstructor) {
continue;
}

CanQualType argType = Arg->getType()->getCanonicalTypeUnqualified();
if (!Arg->isRValue()) {
Arg = ImpCastExprToType(Arg, argType, CK_LValueToRValue).get();
}
if (argType != Context.UnsignedLongLongTy) {
Arg = ImpCastExprToType(Arg, Context.UnsignedLongLongTy,
CK_IntegralCast)
.get();
}
return CXXConstructExpr::Create(
Context, Ty, TyBeginLoc, cast<CXXConstructorDecl>(functionDecl),
false, {Arg}, false, false, false, false,
CXXConstructExpr::ConstructionKind::CK_Complete,
SourceRange(LParenLoc, RParenLoc));
}
}
#endif
Expand Down
10 changes: 7 additions & 3 deletions tools/clang/lib/Sema/SemaHLSL.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -580,9 +580,9 @@ const UINT g_uBasicKindProps[] = {
0, // AR_OBJECT_PROCEDURAL_PRIMITIVE_HIT_GROUP,
0, // AR_OBJECT_RAYTRACING_PIPELINE_CONFIG1,

BPROP_OBJECT, // AR_OBJECT_RAY_QUERY,
BPROP_OBJECT, // AR_OBJECT_HEAP_RESOURCE,
BPROP_OBJECT, // AR_OBJECT_HEAP_SAMPLER,
LICOMPTYPE_RAY_QUERY, // AR_OBJECT_RAY_QUERY,
BPROP_OBJECT, // AR_OBJECT_HEAP_RESOURCE,
BPROP_OBJECT, // AR_OBJECT_HEAP_SAMPLER,

BPROP_OBJECT | BPROP_RWBUFFER | BPROP_TEXTURE, // AR_OBJECT_RWTEXTURE2DMS
BPROP_OBJECT | BPROP_RWBUFFER |
Expand Down Expand Up @@ -1135,6 +1135,9 @@ static const ArBasicKind g_ResourceCT[] = {AR_OBJECT_HEAP_RESOURCE,

static const ArBasicKind g_RayDescCT[] = {AR_OBJECT_RAY_DESC, AR_BASIC_UNKNOWN};

static const ArBasicKind g_RayQueryCT[] = {AR_OBJECT_RAY_QUERY,
AR_BASIC_UNKNOWN};

static const ArBasicKind g_AccelerationStructCT[] = {
AR_OBJECT_ACCELERATION_STRUCT, AR_BASIC_UNKNOWN};

Expand Down Expand Up @@ -1297,6 +1300,7 @@ const ArBasicKind *g_LegalIntrinsicCompTypes[] = {
g_GroupNodeOutputRecordsCT, // LICOMPTYPE_GROUP_NODE_OUTPUT_RECORDS
g_ThreadNodeOutputRecordsCT, // LICOMPTYPE_THREAD_NODE_OUTPUT_RECORDS
g_DxHitObjectCT, // LICOMPTYPE_HIT_OBJECT
g_RayQueryCT, // LICOMPTYPE_RAY_QUERY
#ifdef ENABLE_SPIRV_CODEGEN
g_VKBufferPointerCT, // LICOMPTYPE_VK_BUFFER_POINTER
#endif
Expand Down
46 changes: 46 additions & 0 deletions tools/clang/test/CodeGenSPIRV/vk.buffer-pointer.from-uint.hlsl
Original file line number Diff line number Diff line change
@@ -0,0 +1,46 @@
// RUN: %dxc -spirv -Od -T cs_6_7 %s | FileCheck %s
// RUN: %dxc -spirv -Od -T cs_6_7 -DALIGN_16 %s | FileCheck %s
// RUN: %dxc -spirv -Od -T cs_6_7 -DNO_PC %s | FileCheck %s

// Was getting bogus type errors with the defined changes

#ifdef ALIGN_16
typedef vk::BufferPointer<uint, 16> BufferType;
#else
typedef vk::BufferPointer<uint, 32> BufferType;
#endif
#ifndef NO_PC
struct PushConstantStruct {
BufferType push_buffer;
};
[[vk::push_constant]] PushConstantStruct push_constant;
#endif

RWStructuredBuffer<uint> output;

// CHECK: [[INT:%[_0-9A-Za-z]*]] = OpTypeInt 32 1
// CHECK: [[I0:%[_0-9A-Za-z]*]] = OpConstant [[INT]] 0
// CHECK: [[UINT:%[_0-9A-Za-z]*]] = OpTypeInt 32 0
// CHECK: [[U0:%[_0-9A-Za-z]*]] = OpConstant [[UINT]] 0
// CHECK: [[PPUINT:%[_0-9A-Za-z]*]] = OpTypePointer PhysicalStorageBuffer [[UINT]]
// CHECK: [[PFPPUINT:%[_0-9A-Za-z]*]] = OpTypePointer Function [[PPUINT]]
// CHECK: [[PUUINT:%[_0-9A-Za-z]*]] = OpTypePointer Uniform [[UINT]]
// CHECK: [[OUTPUT:%[_0-9A-Za-z]*]] = OpVariable %{{[_0-9A-Za-z]*}} Uniform

[numthreads(1, 1, 1)]
void main() {
uint64_t addr = 123;
vk::BufferPointer<uint, 32> test = vk::BufferPointer<uint, 32>(addr);
output[0] = test.Get();
}

// CHECK: [[TEST:%[_0-9A-Za-z]*]] = OpVariable [[PFPPUINT]] Function
// CHECK: [[X1:%[_0-9A-Za-z]*]] = OpConvertUToPtr [[PPUINT]]
// CHECK: OpStore [[TEST]] [[X1]]
// CHECK: [[X2:%[_0-9A-Za-z]*]] = OpLoad [[PPUINT]] [[TEST]] Aligned 32
// CHECK: [[X3:%[_0-9A-Za-z]*]] = OpLoad [[UINT]] [[X2]] Aligned 4
// CHECK: [[X4:%[_0-9A-Za-z]*]] = OpAccessChain [[PUUINT]] [[OUTPUT]] [[I0]] [[U0]]
// CHECK: OpStore [[X4]] [[X3]]
// CHECK: OpReturn
// CHECK: OpFunctionEnd

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