[llvm-branch-commits] [llvm] [DirectX] Adding support for static samples is yaml2obj/obj2yaml (PR #139963)
via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Wed May 14 14:02:38 PDT 2025
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-llvm-binary-utilities
@llvm/pr-subscribers-backend-directx
Author: None (joaosaffran)
<details>
<summary>Changes</summary>
- Adds support for static samplers ins dxcontainer binary format.
- Adds writing logic to mcdxbc
- adds reading logic to Object
- adds tests
Closes: [126636](https://github.com/llvm/llvm-project/issues/126636)
---
Patch is 23.58 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/139963.diff
12 Files Affected:
- (modified) llvm/include/llvm/BinaryFormat/DXContainer.h (+51)
- (modified) llvm/include/llvm/BinaryFormat/DXContainerConstants.def (+73)
- (modified) llvm/include/llvm/MC/DXContainerRootSignature.h (+1)
- (modified) llvm/include/llvm/Object/DXContainer.h (+5)
- (modified) llvm/include/llvm/ObjectYAML/DXContainerYAML.h (+26)
- (modified) llvm/lib/MC/DXContainerRootSignature.cpp (+19-1)
- (modified) llvm/lib/Object/DXContainer.cpp (+5)
- (modified) llvm/lib/ObjectYAML/DXContainerEmitter.cpp (+19)
- (modified) llvm/lib/ObjectYAML/DXContainerYAML.cpp (+38)
- (added) llvm/test/ObjectYAML/DXContainer/RootSignature-StaticSamplers.yaml (+63)
- (modified) llvm/unittests/Object/DXContainerTest.cpp (+46)
- (modified) llvm/unittests/ObjectYAML/DXContainerYAMLTest.cpp (+59)
``````````diff
diff --git a/llvm/include/llvm/BinaryFormat/DXContainer.h b/llvm/include/llvm/BinaryFormat/DXContainer.h
index c18d1e3d7f024..b9e9821a3f4a6 100644
--- a/llvm/include/llvm/BinaryFormat/DXContainer.h
+++ b/llvm/include/llvm/BinaryFormat/DXContainer.h
@@ -18,6 +18,7 @@
#include "llvm/Support/SwapByteOrder.h"
#include "llvm/TargetParser/Triple.h"
+#include <cstdint>
#include <stdint.h>
namespace llvm {
@@ -600,6 +601,25 @@ inline bool isValidShaderVisibility(uint32_t V) {
return false;
}
+#define STATIC_SAMPLER_FILTER(Val, Enum) Enum = Val,
+enum class StaticSamplerFilter : uint32_t {
+#include "DXContainerConstants.def"
+};
+
+#define TEXTURE_ADDRESS_MODE(Val, Enum) Enum = Val,
+enum class TextureAddressMode : uint32_t {
+#include "DXContainerConstants.def"
+};
+
+#define COMPARISON_FUNCTION(Val, Enum) Enum = Val,
+enum class ComparisonFunction : uint32_t {
+#include "DXContainerConstants.def"
+};
+
+#define STATIC_BORDER_COLOR(Val, Enum) Enum = Val,
+enum class StaticBorderColor : uint32_t {
+#include "DXContainerConstants.def"
+};
namespace v1 {
struct RootSignatureHeader {
@@ -667,6 +687,37 @@ struct DescriptorRange {
sys::swapByteOrder(OffsetInDescriptorsFromTableStart);
}
};
+
+struct StaticSampler {
+ uint32_t Filter;
+ uint32_t AddressU;
+ uint32_t AddressV;
+ uint32_t AddressW;
+ float MipLODBias;
+ uint32_t MaxAnisotropy;
+ uint32_t ComparisonFunc;
+ uint32_t BorderColor;
+ float MinLOD;
+ float MaxLOD;
+ uint32_t ShaderRegister;
+ uint32_t RegisterSpace;
+ uint32_t ShaderVisibility;
+ void swapBytes() {
+ sys::swapByteOrder(Filter);
+ sys::swapByteOrder(AddressU);
+ sys::swapByteOrder(AddressV);
+ sys::swapByteOrder(AddressW);
+ sys::swapByteOrder(MipLODBias);
+ sys::swapByteOrder(MaxAnisotropy);
+ sys::swapByteOrder(ComparisonFunc);
+ sys::swapByteOrder(BorderColor);
+ sys::swapByteOrder(MinLOD);
+ sys::swapByteOrder(MaxLOD);
+ sys::swapByteOrder(ShaderRegister);
+ sys::swapByteOrder(RegisterSpace);
+ sys::swapByteOrder(ShaderVisibility);
+ };
+};
} // namespace v1
namespace v2 {
diff --git a/llvm/include/llvm/BinaryFormat/DXContainerConstants.def b/llvm/include/llvm/BinaryFormat/DXContainerConstants.def
index 5fe7e7c321a33..f25c464d5f9cc 100644
--- a/llvm/include/llvm/BinaryFormat/DXContainerConstants.def
+++ b/llvm/include/llvm/BinaryFormat/DXContainerConstants.def
@@ -129,6 +129,79 @@ SHADER_VISIBILITY(7, Mesh)
#undef SHADER_VISIBILITY
#endif // SHADER_VISIBILITY
+#ifdef STATIC_SAMPLER_FILTER
+
+STATIC_SAMPLER_FILTER(0, MIN_MAG_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x1, MIN_MAG_POINT_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x4, MIN_POINT_MAG_LINEAR_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x5, MIN_POINT_MAG_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x10, MIN_LINEAR_MAG_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x11, MIN_LINEAR_MAG_POINT_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x14, MIN_MAG_LINEAR_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x15, MIN_MAG_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x55, ANISOTROPIC)
+STATIC_SAMPLER_FILTER(0x80, COMPARISON_MIN_MAG_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x81, COMPARISON_MIN_MAG_POINT_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x84, COMPARISON_MIN_POINT_MAG_LINEAR_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x85, COMPARISON_MIN_POINT_MAG_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x90, COMPARISON_MIN_LINEAR_MAG_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x91, COMPARISON_MIN_LINEAR_MAG_POINT_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x94, COMPARISON_MIN_MAG_LINEAR_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x95, COMPARISON_MIN_MAG_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0xd5, COMPARISON_ANISOTROPIC)
+STATIC_SAMPLER_FILTER(0x100, MINIMUM_MIN_MAG_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x101, MINIMUM_MIN_MAG_POINT_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x104, MINIMUM_MIN_POINT_MAG_LINEAR_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x105, MINIMUM_MIN_POINT_MAG_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x110, MINIMUM_MIN_LINEAR_MAG_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x111, MINIMUM_MIN_LINEAR_MAG_POINT_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x114, MINIMUM_MIN_MAG_LINEAR_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x115, MINIMUM_MIN_MAG_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x155, MINIMUM_ANISOTROPIC)
+STATIC_SAMPLER_FILTER(0x180, MAXIMUM_MIN_MAG_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x181, MAXIMUM_MIN_MAG_POINT_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x184, MAXIMUM_MIN_POINT_MAG_LINEAR_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x185, MAXIMUM_MIN_POINT_MAG_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x190, MAXIMUM_MIN_LINEAR_MAG_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x191, MAXIMUM_MIN_LINEAR_MAG_POINT_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x194, MAXIMUM_MIN_MAG_LINEAR_MIP_POINT)
+STATIC_SAMPLER_FILTER(0x195, MAXIMUM_MIN_MAG_MIP_LINEAR)
+STATIC_SAMPLER_FILTER(0x1d5, MAXIMUM_ANISOTROPIC)
+#undef STATIC_SAMPLER_FILTER
+#endif // STATIC_SAMPLER_FILTER
+
+#ifdef TEXTURE_ADDRESS_MODE
+
+TEXTURE_ADDRESS_MODE( 1, Wrap)
+TEXTURE_ADDRESS_MODE( 2, Mirror)
+TEXTURE_ADDRESS_MODE( 3, Clamp)
+TEXTURE_ADDRESS_MODE( 4, Border)
+TEXTURE_ADDRESS_MODE( 5, MirrorOnce)
+#undef TEXTURE_ADDRESS_MODE
+#endif // TEXTURE_ADDRESS_MODE
+
+#ifdef COMPARISON_FUNCTION
+
+COMPARISON_FUNCTION( 1, Never)
+COMPARISON_FUNCTION( 2, Less)
+COMPARISON_FUNCTION( 3, Equal)
+COMPARISON_FUNCTION( 4, LessEqual)
+COMPARISON_FUNCTION( 5, Greater)
+COMPARISON_FUNCTION( 6, NotEqual)
+COMPARISON_FUNCTION( 7, GreaterEqual)
+COMPARISON_FUNCTION( 8, Always)
+#undef COMPARISON_FUNCTION
+#endif // COMPARISON_FUNCTION
+
+#ifdef STATIC_BORDER_COLOR
+STATIC_BORDER_COLOR( 0, TransparentBlack)
+STATIC_BORDER_COLOR( 1, OpaqueBlack)
+STATIC_BORDER_COLOR( 2, OpaqueWhite)
+STATIC_BORDER_COLOR( 3, OpaqueBlackUint)
+STATIC_BORDER_COLOR( 4, OpaqueWhiteUint)
+#undef STATIC_BORDER_COLOR
+#endif // STATIC_BORDER_COLOR
+
#ifdef DXIL_MODULE_FLAG
// Only save DXIL module flags which not map to feature flags here.
diff --git a/llvm/include/llvm/MC/DXContainerRootSignature.h b/llvm/include/llvm/MC/DXContainerRootSignature.h
index caebf4716863b..80e60f98ea9c6 100644
--- a/llvm/include/llvm/MC/DXContainerRootSignature.h
+++ b/llvm/include/llvm/MC/DXContainerRootSignature.h
@@ -120,6 +120,7 @@ struct RootSignatureDesc {
uint32_t StaticSamplersOffset = 0u;
uint32_t NumStaticSamplers = 0u;
mcdxbc::RootParametersContainer ParametersContainer;
+ SmallVector<dxbc::RTS0::v1::StaticSampler> StaticSamplers;
void write(raw_ostream &OS) const;
diff --git a/llvm/include/llvm/Object/DXContainer.h b/llvm/include/llvm/Object/DXContainer.h
index a4b1f91cd16ff..d04e6b06c1642 100644
--- a/llvm/include/llvm/Object/DXContainer.h
+++ b/llvm/include/llvm/Object/DXContainer.h
@@ -238,9 +238,11 @@ class RootSignature {
uint32_t Flags;
ViewArray<dxbc::RTS0::v1::RootParameterHeader> ParametersHeaders;
StringRef PartData;
+ ViewArray<dxbc::RTS0::v1::StaticSampler> StaticSamplers;
using param_header_iterator =
ViewArray<dxbc::RTS0::v1::RootParameterHeader>::iterator;
+ using samplers_iterator = ViewArray<dxbc::RTS0::v1::StaticSampler>::iterator;
public:
RootSignature(StringRef PD) : PartData(PD) {}
@@ -255,6 +257,9 @@ class RootSignature {
llvm::iterator_range<param_header_iterator> param_headers() const {
return llvm::make_range(ParametersHeaders.begin(), ParametersHeaders.end());
}
+ llvm::iterator_range<samplers_iterator> samplers() const {
+ return llvm::make_range(StaticSamplers.begin(), StaticSamplers.end());
+ }
uint32_t getFlags() const { return Flags; }
llvm::Expected<RootParameterView>
diff --git a/llvm/include/llvm/ObjectYAML/DXContainerYAML.h b/llvm/include/llvm/ObjectYAML/DXContainerYAML.h
index 549cf0b791e28..72a79b017c498 100644
--- a/llvm/include/llvm/ObjectYAML/DXContainerYAML.h
+++ b/llvm/include/llvm/ObjectYAML/DXContainerYAML.h
@@ -126,6 +126,22 @@ struct RootParameterYamlDesc {
RootParameterYamlDesc(uint32_t T) : Type(T) {}
};
+struct StaticSamplerYamlDesc {
+ uint32_t Filter;
+ uint32_t AddressU;
+ uint32_t AddressV;
+ uint32_t AddressW;
+ float MipLODBias;
+ uint32_t MaxAnisotropy;
+ uint32_t ComparisonFunc;
+ uint32_t BorderColor;
+ float MinLOD;
+ float MaxLOD;
+ uint32_t ShaderRegister;
+ uint32_t RegisterSpace;
+ uint32_t ShaderVisibility;
+};
+
struct RootSignatureYamlDesc {
RootSignatureYamlDesc() = default;
@@ -136,6 +152,7 @@ struct RootSignatureYamlDesc {
uint32_t StaticSamplersOffset;
SmallVector<RootParameterYamlDesc> Parameters;
+ SmallVector<StaticSamplerYamlDesc> StaticSamplers;
uint32_t getEncodedFlags();
@@ -143,6 +160,10 @@ struct RootSignatureYamlDesc {
return make_range(Parameters.begin(), Parameters.end());
}
+ iterator_range<StaticSamplerYamlDesc *> samplers() {
+ return make_range(StaticSamplers.begin(), StaticSamplers.end());
+ }
+
static llvm::Expected<DXContainerYAML::RootSignatureYamlDesc>
create(const object::DirectX::RootSignature &Data);
@@ -255,6 +276,7 @@ LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DXContainerYAML::PSVInfo::MaskVector)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DXContainerYAML::SignatureParameter)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DXContainerYAML::RootParameterYamlDesc)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DXContainerYAML::DescriptorRangeYaml)
+LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DXContainerYAML::StaticSamplerYamlDesc)
LLVM_YAML_DECLARE_ENUM_TRAITS(llvm::dxbc::PSV::SemanticKind)
LLVM_YAML_DECLARE_ENUM_TRAITS(llvm::dxbc::PSV::ComponentType)
LLVM_YAML_DECLARE_ENUM_TRAITS(llvm::dxbc::PSV::InterpolationMode)
@@ -347,6 +369,10 @@ template <> struct MappingTraits<llvm::DXContainerYAML::DescriptorRangeYaml> {
static void mapping(IO &IO, llvm::DXContainerYAML::DescriptorRangeYaml &D);
};
+template <> struct MappingTraits<llvm::DXContainerYAML::StaticSamplerYamlDesc> {
+ static void mapping(IO &IO, llvm::DXContainerYAML::StaticSamplerYamlDesc &S);
+};
+
} // namespace yaml
} // namespace llvm
diff --git a/llvm/lib/MC/DXContainerRootSignature.cpp b/llvm/lib/MC/DXContainerRootSignature.cpp
index 1da4910f3a3db..b02501e9dbd5d 100644
--- a/llvm/lib/MC/DXContainerRootSignature.cpp
+++ b/llvm/lib/MC/DXContainerRootSignature.cpp
@@ -8,8 +8,10 @@
#include "llvm/MC/DXContainerRootSignature.h"
#include "llvm/ADT/SmallString.h"
+#include "llvm/ADT/bit.h"
#include "llvm/BinaryFormat/DXContainer.h"
#include "llvm/Support/EndianStream.h"
+#include <cstddef>
#include <cstdint>
#include <variant>
@@ -65,7 +67,8 @@ static void rewriteOffsetToCurrentByte(raw_svector_ostream &Stream,
size_t RootSignatureDesc::getSize() const {
size_t Size =
sizeof(dxbc::RTS0::v1::RootSignatureHeader) +
- ParametersContainer.size() * sizeof(dxbc::RTS0::v1::RootParameterHeader);
+ ParametersContainer.size() * sizeof(dxbc::RTS0::v1::RootParameterHeader) +
+ StaticSamplers.size() * sizeof(dxbc::RTS0::v1::StaticSampler);
for (const auto &I : ParametersContainer) {
std::optional<ParametersView> P = ParametersContainer.getParameter(&I);
@@ -177,6 +180,21 @@ void RootSignatureDesc::write(raw_ostream &OS) const {
}
}
}
+ for (const auto &S : StaticSamplers) {
+ support::endian::write(BOS, S.Filter, llvm::endianness::little);
+ support::endian::write(BOS, S.AddressU, llvm::endianness::little);
+ support::endian::write(BOS, S.AddressV, llvm::endianness::little);
+ support::endian::write(BOS, S.AddressW, llvm::endianness::little);
+ support::endian::write(BOS, S.MipLODBias, llvm::endianness::little);
+ support::endian::write(BOS, S.MaxAnisotropy, llvm::endianness::little);
+ support::endian::write(BOS, S.ComparisonFunc, llvm::endianness::little);
+ support::endian::write(BOS, S.BorderColor, llvm::endianness::little);
+ support::endian::write(BOS, S.MinLOD, llvm::endianness::little);
+ support::endian::write(BOS, S.MaxLOD, llvm::endianness::little);
+ support::endian::write(BOS, S.ShaderRegister, llvm::endianness::little);
+ support::endian::write(BOS, S.RegisterSpace, llvm::endianness::little);
+ support::endian::write(BOS, S.ShaderVisibility, llvm::endianness::little);
+ }
assert(Storage.size() == getSize());
OS.write(Storage.data(), Storage.size());
}
diff --git a/llvm/lib/Object/DXContainer.cpp b/llvm/lib/Object/DXContainer.cpp
index 2d05566626bfc..fdc27888c6c52 100644
--- a/llvm/lib/Object/DXContainer.cpp
+++ b/llvm/lib/Object/DXContainer.cpp
@@ -276,6 +276,11 @@ Error DirectX::RootSignature::parse() {
RootParametersOffset,
NumParameters * sizeof(dxbc::RTS0::v1::RootParameterHeader));
+ StaticSamplers.Stride = sizeof(dxbc::RTS0::v1::StaticSampler);
+ StaticSamplers.Data = PartData.substr(
+ StaticSamplersOffset,
+ NumStaticSamplers * sizeof(dxbc::RTS0::v1::StaticSampler));
+
return Error::success();
}
diff --git a/llvm/lib/ObjectYAML/DXContainerEmitter.cpp b/llvm/lib/ObjectYAML/DXContainerEmitter.cpp
index 66aad157cd5c2..67de00a87f19b 100644
--- a/llvm/lib/ObjectYAML/DXContainerEmitter.cpp
+++ b/llvm/lib/ObjectYAML/DXContainerEmitter.cpp
@@ -342,6 +342,25 @@ void DXContainerWriter::writeParts(raw_ostream &OS) {
}
}
+ for (const auto &Param : P.RootSignature->samplers()) {
+ dxbc::RTS0::v1::StaticSampler NewSampler;
+ NewSampler.Filter = Param.Filter;
+ NewSampler.AddressU = Param.AddressU;
+ NewSampler.AddressV = Param.AddressV;
+ NewSampler.AddressW = Param.AddressW;
+ NewSampler.MipLODBias = Param.MipLODBias;
+ NewSampler.MaxAnisotropy = Param.MaxAnisotropy;
+ NewSampler.ComparisonFunc = Param.ComparisonFunc;
+ NewSampler.BorderColor = Param.BorderColor;
+ NewSampler.MinLOD = Param.MinLOD;
+ NewSampler.MaxLOD = Param.MaxLOD;
+ NewSampler.ShaderRegister = Param.ShaderRegister;
+ NewSampler.RegisterSpace = Param.RegisterSpace;
+ NewSampler.ShaderVisibility = Param.ShaderVisibility;
+
+ RS.StaticSamplers.push_back(NewSampler);
+ }
+
RS.write(OS);
break;
}
diff --git a/llvm/lib/ObjectYAML/DXContainerYAML.cpp b/llvm/lib/ObjectYAML/DXContainerYAML.cpp
index 8656fc288e92a..f811e8bda0f22 100644
--- a/llvm/lib/ObjectYAML/DXContainerYAML.cpp
+++ b/llvm/lib/ObjectYAML/DXContainerYAML.cpp
@@ -157,6 +157,25 @@ DXContainerYAML::RootSignatureYamlDesc::create(
RootSigDesc.Parameters.push_back(NewP);
}
+
+ for (const auto &S : Data.samplers()) {
+ StaticSamplerYamlDesc NewS;
+ NewS.Filter = S.Filter;
+ NewS.AddressU = S.AddressU;
+ NewS.AddressV = S.AddressV;
+ NewS.AddressW = S.AddressW;
+ NewS.MipLODBias = S.MipLODBias;
+ NewS.MaxAnisotropy = S.MaxAnisotropy;
+ NewS.ComparisonFunc = S.ComparisonFunc;
+ NewS.BorderColor = S.BorderColor;
+ NewS.MinLOD = S.MinLOD;
+ NewS.MaxLOD = S.MaxLOD;
+ NewS.ShaderRegister = S.ShaderRegister;
+ NewS.RegisterSpace = S.RegisterSpace;
+ NewS.ShaderVisibility = S.ShaderVisibility;
+
+ RootSigDesc.StaticSamplers.push_back(NewS);
+ }
#define ROOT_ELEMENT_FLAG(Num, Val) \
RootSigDesc.Val = \
(Flags & llvm::to_underlying(dxbc::RTS0::RootElementFlag::Val)) > 0;
@@ -358,6 +377,7 @@ void MappingTraits<DXContainerYAML::RootSignatureYamlDesc>::mapping(
IO.mapRequired("NumStaticSamplers", S.NumStaticSamplers);
IO.mapRequired("StaticSamplersOffset", S.StaticSamplersOffset);
IO.mapRequired("Parameters", S.Parameters);
+ IO.mapOptional("Samplers", S.StaticSamplers);
#define ROOT_ELEMENT_FLAG(Num, Val) IO.mapOptional(#Val, S.Val, false);
#include "llvm/BinaryFormat/DXContainerConstants.def"
}
@@ -428,6 +448,24 @@ void MappingTraits<llvm::DXContainerYAML::RootParameterYamlDesc>::mapping(
}
}
+void MappingTraits<llvm::DXContainerYAML::StaticSamplerYamlDesc>::mapping(
+ IO &IO, llvm::DXContainerYAML::StaticSamplerYamlDesc &S) {
+
+ IO.mapRequired("Filter", S.Filter);
+ IO.mapRequired("AddressU", S.AddressU);
+ IO.mapRequired("AddressV", S.AddressV);
+ IO.mapRequired("AddressW", S.AddressW);
+ IO.mapRequired("MipLODBias", S.MipLODBias);
+ IO.mapRequired("MaxAnisotropy", S.MaxAnisotropy);
+ IO.mapRequired("ComparisonFunc", S.ComparisonFunc);
+ IO.mapRequired("BorderColor", S.BorderColor);
+ IO.mapRequired("MinLOD", S.MinLOD);
+ IO.mapRequired("MaxLOD", S.MaxLOD);
+ IO.mapRequired("ShaderRegister", S.ShaderRegister);
+ IO.mapRequired("RegisterSpace", S.RegisterSpace);
+ IO.mapRequired("ShaderVisibility", S.ShaderVisibility);
+}
+
void MappingTraits<DXContainerYAML::Part>::mapping(IO &IO,
DXContainerYAML::Part &P) {
IO.mapRequired("Name", P.Name);
diff --git a/llvm/test/ObjectYAML/DXContainer/RootSignature-StaticSamplers.yaml b/llvm/test/ObjectYAML/DXContainer/RootSignature-StaticSamplers.yaml
new file mode 100644
index 0000000000000..8f8083e091253
--- /dev/null
+++ b/llvm/test/ObjectYAML/DXContainer/RootSignature-StaticSamplers.yaml
@@ -0,0 +1,63 @@
+# RUN: yaml2obj %s | obj2yaml | FileCheck %s
+
+--- !dxcontainer
+Header:
+ Hash: [ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0 ]
+ Version:
+ Major: 1
+ Minor: 0
+ PartCount: 1
+ PartOffsets: [ 60 ]
+Parts:
+ - Name: RTS0
+ Size: 76
+ RootSignature:
+ Version: 2
+ NumRootParameters: 0
+ RootParametersOffset: 0
+ NumStaticSamplers: 1
+ StaticSamplersOffset: 24
+ Parameters: []
+ Samplers:
+ - Filter: 10
+ AddressU: 1
+ AddressV: 2
+ AddressW: 5
+ MipLODBias: 1.23
+ MaxAnisotropy: 20
+ ComparisonFunc: 4
+ BorderColor: 0
+ MinLOD: 4.56
+ MaxLOD: 8.90
+ ShaderRegister: 31
+ RegisterSpace: 32
+ ShaderVisibility: 7
+ AllowInputAssemblerInputLayout: true
+ DenyGeometryShaderRootAccess: true
+
+#CHECK: - Name: RTS0
+#CHECK-NEXT: Size: 76
+#CHECK-NEXT: RootSignature:
+#CHECK-NEXT: Version: 2
+#CHECK-NEXT: NumRootParameters: 0
+#CHECK-NEXT: RootParametersOffset: 0
+#CHECK-NEXT: NumStaticSamplers: 1
+#CHECK-NEXT: StaticSamplersOffset: 24
+#CHECK-NEXT: Parameters: []
+#CHECK-NEXT: Samplers:
+#CHECK-NEXT: - Filter: 10
+#CHECK-NEXT: AddressU: 1
+#CHECK-NEXT: AddressV: 2
+#CHECK-NEXT: AddressW: 5
+#CHECK-NEXT: MipLODBias: 1.23
+#CHECK-NEXT: MaxAnisotropy: 20
+#CHECK-NEXT: ComparisonFunc: 4
+#CHECK-NEXT: BorderColor: 0
+#CHECK-NEXT: MinLOD: 4.56
+#CHECK-NEXT: MaxLOD: 8.9
+#CHECK-NEXT: ShaderRegister: 31
+#CHECK-NEXT: RegisterSpace: 32
+#CHECK-NEXT: ShaderVisibility: 7
+#CHECK-NEXT: AllowInputAssemblerInputLayout: true
+#CHECK-NEXT: DenyGeometryShaderRootAccess: true
diff --git a/llvm/unittests/Object/DXContainerTest.cpp b/llvm/unittests/Object/DXContainerTest.cpp
index d2c4e5bb91ee9..e95b49ec8a88d 100644
--- a/llvm/unittests/Object/DXContainerTest.cpp
+++ b/llvm/unittests/Object/DXContainerTest.cpp
@@ -1157,3 +1157,49 @@ TEST(RootSignature, ParseDescriptorTable) {
ASSERT_EQ(Range.OffsetInDescriptorsFromTableStart, -1);
}
}
+
+TEST(RootSignature, ParseStaticSamplers) {
+ {
+ uint8_t Buffer[] = {
+ 0x44, 0x58, 0x42, 0x43, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
+ 0x90, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x3c, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x52, 0x54, 0x53, 0x30, 0x4c, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
+ 0x18, 0x00, 0x00, 0x00, 0x11, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x00,
+ 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00,
+ 0xa4, 0x70, 0x9d, 0x3f, 0x14, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x85, 0xeb, 0x91, 0x40, 0x66, 0x66, 0x0e, 0x41,
+ 0x1f, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00};
+ DXContainer C =
+ llvm::cantFail(DXContainer::create(getMemoryBuffer...
[truncated]
``````````
</details>
https://github.com/llvm/llvm-project/pull/139963
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