[libcxx-commits] [libcxx] [flang] [llvm] [lldb] [libcxxabi] [clang] [clang-tools-extra] [lld] [compiler-rt] [libc] [HLSL][DirectX] Move handling of resource element types into the frontend (PR #75674)
Justin Bogner via libcxx-commits
libcxx-commits at lists.llvm.org
Mon Dec 18 09:52:01 PST 2023
https://github.com/bogner updated https://github.com/llvm/llvm-project/pull/75674
>From 9d6e00bd972a563daefd67b544614e2bb609cc42 Mon Sep 17 00:00:00 2001
From: Justin Bogner <mail at justinbogner.com>
Date: Fri, 15 Dec 2023 16:29:09 -0800
Subject: [PATCH] =?UTF-8?q?[=F0=9D=98=80=F0=9D=97=BD=F0=9D=97=BF]=20initia?=
=?UTF-8?q?l=20version?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Created using spr 1.3.5-bogner
---
clang/lib/CodeGen/CGHLSLRuntime.cpp | 63 +++++++++++--
clang/lib/CodeGen/CGHLSLRuntime.h | 2 +-
.../builtins/RWBuffer-annotations.hlsl | 14 +--
.../builtins/RWBuffer-elementtype.hlsl | 52 +++++++++++
.../RasterizerOrderedBuffer-annotations.hlsl | 12 +--
clang/test/CodeGenHLSL/cbuf.hlsl | 4 +-
.../include/llvm/Frontend/HLSL/HLSLResource.h | 27 +++++-
llvm/lib/Frontend/HLSL/HLSLResource.cpp | 17 ++--
llvm/lib/Target/DirectX/DXILResource.cpp | 92 ++++++-------------
llvm/lib/Target/DirectX/DXILResource.h | 37 ++------
llvm/test/CodeGen/DirectX/UAVMetadata.ll | 22 ++---
11 files changed, 204 insertions(+), 138 deletions(-)
create mode 100644 clang/test/CodeGenHLSL/builtins/RWBuffer-elementtype.hlsl
diff --git a/clang/lib/CodeGen/CGHLSLRuntime.cpp b/clang/lib/CodeGen/CGHLSLRuntime.cpp
index 3e8a40e7540bef..e887d35198b3c7 100644
--- a/clang/lib/CodeGen/CGHLSLRuntime.cpp
+++ b/clang/lib/CodeGen/CGHLSLRuntime.cpp
@@ -182,10 +182,8 @@ void CGHLSLRuntime::finishCodeGen() {
llvm::hlsl::ResourceKind RK = Buf.IsCBuffer
? llvm::hlsl::ResourceKind::CBuffer
: llvm::hlsl::ResourceKind::TBuffer;
- std::string TyName =
- Buf.Name.str() + (Buf.IsCBuffer ? ".cb." : ".tb.") + "ty";
- addBufferResourceAnnotation(GV, TyName, RC, RK, /*IsROV=*/false,
- Buf.Binding);
+ addBufferResourceAnnotation(GV, RC, RK, /*IsROV=*/false,
+ llvm::hlsl::ElementType::Invalid, Buf.Binding);
}
}
@@ -194,10 +192,10 @@ CGHLSLRuntime::Buffer::Buffer(const HLSLBufferDecl *D)
Binding(D->getAttr<HLSLResourceBindingAttr>()) {}
void CGHLSLRuntime::addBufferResourceAnnotation(llvm::GlobalVariable *GV,
- llvm::StringRef TyName,
llvm::hlsl::ResourceClass RC,
llvm::hlsl::ResourceKind RK,
bool IsROV,
+ llvm::hlsl::ElementType ET,
BufferResBinding &Binding) {
llvm::Module &M = CGM.getModule();
@@ -216,15 +214,62 @@ void CGHLSLRuntime::addBufferResourceAnnotation(llvm::GlobalVariable *GV,
assert(false && "Unsupported buffer type!");
return;
}
-
assert(ResourceMD != nullptr &&
"ResourceMD must have been set by the switch above.");
llvm::hlsl::FrontendResource Res(
- GV, TyName, RK, IsROV, Binding.Reg.value_or(UINT_MAX), Binding.Space);
+ GV, RK, ET, IsROV, Binding.Reg.value_or(UINT_MAX), Binding.Space);
ResourceMD->addOperand(Res.getMetadata());
}
+static llvm::hlsl::ElementType
+calculateElementType(const ASTContext &Context, const clang::Type *ResourceTy) {
+ using llvm::hlsl::ElementType;
+
+ // TODO: We may need to update this when we add things like ByteAddressBuffer
+ // that don't have a template parameter (or, indeed, an element type).
+ const auto *TST = ResourceTy->getAs<TemplateSpecializationType>();
+ assert(TST && "Resource types must be template specializations");
+ ArrayRef<TemplateArgument> Args = TST->template_arguments();
+ assert(!Args.empty() && "Resource has no element type");
+
+ // At this point we have a resource with an element type, so we can assume
+ // that it's valid or we would have diagnosed the error earlier.
+ QualType ElTy = Args[0].getAsType();
+
+ // We should either have a basic type or a vector of a basic type.
+ if (const auto *VecTy = ElTy->getAs<clang::VectorType>())
+ ElTy = VecTy->getElementType();
+
+ if (ElTy->isSignedIntegerType()) {
+ switch (Context.getTypeSize(ElTy)) {
+ case 16:
+ return ElementType::I16;
+ case 32:
+ return ElementType::I32;
+ case 64:
+ return ElementType::I64;
+ }
+ } else if (ElTy->isUnsignedIntegerType()) {
+ switch (Context.getTypeSize(ElTy)) {
+ case 16:
+ return ElementType::U16;
+ case 32:
+ return ElementType::U32;
+ case 64:
+ return ElementType::U64;
+ }
+ } else if (ElTy->isSpecificBuiltinType(BuiltinType::Half))
+ return ElementType::F16;
+ else if (ElTy->isSpecificBuiltinType(BuiltinType::Float))
+ return ElementType::F32;
+ else if (ElTy->isSpecificBuiltinType(BuiltinType::Double))
+ return ElementType::F64;
+
+ // TODO: We need to handle unorm/snorm float types here once we support them
+ llvm_unreachable("Invalid element type for resource");
+}
+
void CGHLSLRuntime::annotateHLSLResource(const VarDecl *D, GlobalVariable *GV) {
const Type *Ty = D->getType()->getPointeeOrArrayElementType();
if (!Ty)
@@ -239,10 +284,10 @@ void CGHLSLRuntime::annotateHLSLResource(const VarDecl *D, GlobalVariable *GV) {
llvm::hlsl::ResourceClass RC = Attr->getResourceClass();
llvm::hlsl::ResourceKind RK = Attr->getResourceKind();
bool IsROV = Attr->getIsROV();
+ llvm::hlsl::ElementType ET = calculateElementType(CGM.getContext(), Ty);
- QualType QT(Ty, 0);
BufferResBinding Binding(D->getAttr<HLSLResourceBindingAttr>());
- addBufferResourceAnnotation(GV, QT.getAsString(), RC, RK, IsROV, Binding);
+ addBufferResourceAnnotation(GV, RC, RK, IsROV, ET, Binding);
}
CGHLSLRuntime::BufferResBinding::BufferResBinding(
diff --git a/clang/lib/CodeGen/CGHLSLRuntime.h b/clang/lib/CodeGen/CGHLSLRuntime.h
index bb500cb5c979f2..bffefb66740a00 100644
--- a/clang/lib/CodeGen/CGHLSLRuntime.h
+++ b/clang/lib/CodeGen/CGHLSLRuntime.h
@@ -90,9 +90,9 @@ class CGHLSLRuntime {
private:
void addBufferResourceAnnotation(llvm::GlobalVariable *GV,
- llvm::StringRef TyName,
llvm::hlsl::ResourceClass RC,
llvm::hlsl::ResourceKind RK, bool IsROV,
+ llvm::hlsl::ElementType ET,
BufferResBinding &Binding);
void addConstant(VarDecl *D, Buffer &CB);
void addBufferDecls(const DeclContext *DC, Buffer &CB);
diff --git a/clang/test/CodeGenHLSL/builtins/RWBuffer-annotations.hlsl b/clang/test/CodeGenHLSL/builtins/RWBuffer-annotations.hlsl
index a70e224b81e4b7..7ca78e60fb9c59 100644
--- a/clang/test/CodeGenHLSL/builtins/RWBuffer-annotations.hlsl
+++ b/clang/test/CodeGenHLSL/builtins/RWBuffer-annotations.hlsl
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.0-compute -x hlsl -emit-llvm -disable-llvm-passes -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.0-compute -x hlsl -emit-llvm -disable-llvm-passes -o - %s | FileCheck %s
RWBuffer<float> Buffer1;
RWBuffer<vector<float, 4> > BufferArray[4];
@@ -16,9 +16,9 @@ void main() {
}
// CHECK: !hlsl.uavs = !{![[Single:[0-9]+]], ![[Array:[0-9]+]], ![[SingleAllocated:[0-9]+]], ![[ArrayAllocated:[0-9]+]], ![[SingleSpace:[0-9]+]], ![[ArraySpace:[0-9]+]]}
-// CHECK-DAG: ![[Single]] = !{ptr @"?Buffer1@@3V?$RWBuffer at M@hlsl@@A", !"RWBuffer<float>", i32 10, i1 false, i32 -1, i32 0}
-// CHECK-DAG: ![[Array]] = !{ptr @"?BufferArray@@3PAV?$RWBuffer at T?$__vector at M$03 at __clang@@@hlsl@@A", !"RWBuffer<vector<float, 4> >", i32 10, i1 false, i32 -1, i32 0}
-// CHECK-DAG: ![[SingleAllocated]] = !{ptr @"?Buffer2@@3V?$RWBuffer at M@hlsl@@A", !"RWBuffer<float>", i32 10, i1 false, i32 3, i32 0}
-// CHECK-DAG: ![[ArrayAllocated]] = !{ptr @"?BufferArray2@@3PAV?$RWBuffer at T?$__vector at M$03 at __clang@@@hlsl@@A", !"RWBuffer<vector<float, 4> >", i32 10, i1 false, i32 4, i32 0}
-// CHECK-DAG: ![[SingleSpace]] = !{ptr @"?Buffer3@@3V?$RWBuffer at M@hlsl@@A", !"RWBuffer<float>", i32 10, i1 false, i32 3, i32 1}
-// CHECK-DAG: ![[ArraySpace]] = !{ptr @"?BufferArray3@@3PAV?$RWBuffer at T?$__vector at M$03 at __clang@@@hlsl@@A", !"RWBuffer<vector<float, 4> >", i32 10, i1 false, i32 4, i32 1}
+// CHECK-DAG: ![[Single]] = !{ptr @"?Buffer1@@3V?$RWBuffer at M@hlsl@@A", i32 10, i32 9, i1 false, i32 -1, i32 0}
+// CHECK-DAG: ![[Array]] = !{ptr @"?BufferArray@@3PAV?$RWBuffer at T?$__vector at M$03 at __clang@@@hlsl@@A", i32 10, i32 9, i1 false, i32 -1, i32 0}
+// CHECK-DAG: ![[SingleAllocated]] = !{ptr @"?Buffer2@@3V?$RWBuffer at M@hlsl@@A", i32 10, i32 9, i1 false, i32 3, i32 0}
+// CHECK-DAG: ![[ArrayAllocated]] = !{ptr @"?BufferArray2@@3PAV?$RWBuffer at T?$__vector at M$03 at __clang@@@hlsl@@A", i32 10, i32 9, i1 false, i32 4, i32 0}
+// CHECK-DAG: ![[SingleSpace]] = !{ptr @"?Buffer3@@3V?$RWBuffer at M@hlsl@@A", i32 10, i32 9, i1 false, i32 3, i32 1}
+// CHECK-DAG: ![[ArraySpace]] = !{ptr @"?BufferArray3@@3PAV?$RWBuffer at T?$__vector at M$03 at __clang@@@hlsl@@A", i32 10, i32 9, i1 false, i32 4, i32 1}
diff --git a/clang/test/CodeGenHLSL/builtins/RWBuffer-elementtype.hlsl b/clang/test/CodeGenHLSL/builtins/RWBuffer-elementtype.hlsl
new file mode 100644
index 00000000000000..87002ccd462d3f
--- /dev/null
+++ b/clang/test/CodeGenHLSL/builtins/RWBuffer-elementtype.hlsl
@@ -0,0 +1,52 @@
+// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.0-compute -finclude-default-header -fnative-half-type -emit-llvm -o - %s | FileCheck %s
+
+RWBuffer<int16_t> BufI16;
+RWBuffer<uint16_t> BufU16;
+RWBuffer<int> BufI32;
+RWBuffer<uint> BufU32;
+RWBuffer<int64_t> BufI64;
+RWBuffer<uint64_t> BufU64;
+RWBuffer<half> BufF16;
+RWBuffer<float> BufF32;
+RWBuffer<double> BufF64;
+RWBuffer< vector<int16_t, 4> > BufI16x4;
+RWBuffer< vector<uint, 3> > BufU32x3;
+RWBuffer<half2> BufF16x2;
+RWBuffer<float3> BufF32x3;
+// TODO: RWBuffer<snorm half> BufSNormF16; -> 11
+// TODO: RWBuffer<unorm half> BufUNormF16; -> 12
+// TODO: RWBuffer<snorm float> BufSNormF32; -> 13
+// TODO: RWBuffer<unorm float> BufUNormF32; -> 14
+// TODO: RWBuffer<snorm double> BufSNormF64; -> 15
+// TODO: RWBuffer<unorm double> BufUNormF64; -> 16
+
+[numthreads(1,1,1)]
+void main(int GI : SV_GroupIndex) {
+ BufI16[GI] = 0;
+ BufU16[GI] = 0;
+ BufI32[GI] = 0;
+ BufU32[GI] = 0;
+ BufI64[GI] = 0;
+ BufU64[GI] = 0;
+ BufF16[GI] = 0;
+ BufF32[GI] = 0;
+ BufF64[GI] = 0;
+ BufI16x4[GI] = 0;
+ BufU32x3[GI] = 0;
+ BufF16x2[GI] = 0;
+ BufF32x3[GI] = 0;
+}
+
+// CHECK: !{{[0-9]+}} = !{ptr @"?BufI16@@3V?$RWBuffer at F@hlsl@@A", i32 10, i32 2,
+// CHECK: !{{[0-9]+}} = !{ptr @"?BufU16@@3V?$RWBuffer at G@hlsl@@A", i32 10, i32 3,
+// CHECK: !{{[0-9]+}} = !{ptr @"?BufI32@@3V?$RWBuffer at H@hlsl@@A", i32 10, i32 4,
+// CHECK: !{{[0-9]+}} = !{ptr @"?BufU32@@3V?$RWBuffer at I@hlsl@@A", i32 10, i32 5,
+// CHECK: !{{[0-9]+}} = !{ptr @"?BufI64@@3V?$RWBuffer at J@hlsl@@A", i32 10, i32 6,
+// CHECK: !{{[0-9]+}} = !{ptr @"?BufU64@@3V?$RWBuffer at K@hlsl@@A", i32 10, i32 7,
+// CHECK: !{{[0-9]+}} = !{ptr @"?BufF16@@3V?$RWBuffer@$f16@@hlsl@@A", i32 10, i32 8,
+// CHECK: !{{[0-9]+}} = !{ptr @"?BufF32@@3V?$RWBuffer at M@hlsl@@A", i32 10, i32 9,
+// CHECK: !{{[0-9]+}} = !{ptr @"?BufF64@@3V?$RWBuffer at N@hlsl@@A", i32 10, i32 10,
+// CHECK: !{{[0-9]+}} = !{ptr @"?BufI16x4@@3V?$RWBuffer at T?$__vector at F$03 at __clang@@@hlsl@@A", i32 10, i32 2,
+// CHECK: !{{[0-9]+}} = !{ptr @"?BufU32x3@@3V?$RWBuffer at T?$__vector at I$02 at __clang@@@hlsl@@A", i32 10, i32 5,
+// CHECK: !{{[0-9]+}} = !{ptr @"?BufF16x2@@3V?$RWBuffer at T?$__vector@$f16@$01 at __clang@@@hlsl@@A", i32 10, i32 8,
+// CHECK: !{{[0-9]+}} = !{ptr @"?BufF32x3@@3V?$RWBuffer at T?$__vector at M$02 at __clang@@@hlsl@@A", i32 10, i32 9,
diff --git a/clang/test/CodeGenHLSL/builtins/RasterizerOrderedBuffer-annotations.hlsl b/clang/test/CodeGenHLSL/builtins/RasterizerOrderedBuffer-annotations.hlsl
index ce7d84ecf5b147..bf70cc2456c8bc 100644
--- a/clang/test/CodeGenHLSL/builtins/RasterizerOrderedBuffer-annotations.hlsl
+++ b/clang/test/CodeGenHLSL/builtins/RasterizerOrderedBuffer-annotations.hlsl
@@ -12,9 +12,9 @@ RasterizerOrderedBuffer<vector<float, 4> > BufferArray3[4] : register(u4, space1
void main() {}
// CHECK: !hlsl.uavs = !{![[Single:[0-9]+]], ![[Array:[0-9]+]], ![[SingleAllocated:[0-9]+]], ![[ArrayAllocated:[0-9]+]], ![[SingleSpace:[0-9]+]], ![[ArraySpace:[0-9]+]]}
-// CHECK-DAG: ![[Single]] = !{ptr @"?Buffer1@@3V?$RasterizerOrderedBuffer at M@hlsl@@A", !"RasterizerOrderedBuffer<float>", i32 10, i1 true, i32 -1, i32 0}
-// CHECK-DAG: ![[Array]] = !{ptr @"?BufferArray@@3PAV?$RasterizerOrderedBuffer at T?$__vector at M$03 at __clang@@@hlsl@@A", !"RasterizerOrderedBuffer<vector<float, 4> >", i32 10, i1 true, i32 -1, i32 0}
-// CHECK-DAG: ![[SingleAllocated]] = !{ptr @"?Buffer2@@3V?$RasterizerOrderedBuffer at M@hlsl@@A", !"RasterizerOrderedBuffer<float>", i32 10, i1 true, i32 3, i32 0}
-// CHECK-DAG: ![[ArrayAllocated]] = !{ptr @"?BufferArray2@@3PAV?$RasterizerOrderedBuffer at T?$__vector at M$03 at __clang@@@hlsl@@A", !"RasterizerOrderedBuffer<vector<float, 4> >", i32 10, i1 true, i32 4, i32 0}
-// CHECK-DAG: ![[SingleSpace]] = !{ptr @"?Buffer3@@3V?$RasterizerOrderedBuffer at M@hlsl@@A", !"RasterizerOrderedBuffer<float>", i32 10, i1 true, i32 3, i32 1}
-// CHECK-DAG: ![[ArraySpace]] = !{ptr @"?BufferArray3@@3PAV?$RasterizerOrderedBuffer at T?$__vector at M$03 at __clang@@@hlsl@@A", !"RasterizerOrderedBuffer<vector<float, 4> >", i32 10, i1 true, i32 4, i32 1}
+// CHECK-DAG: ![[Single]] = !{ptr @"?Buffer1@@3V?$RasterizerOrderedBuffer at M@hlsl@@A", i32 10, i32 9, i1 true, i32 -1, i32 0}
+// CHECK-DAG: ![[Array]] = !{ptr @"?BufferArray@@3PAV?$RasterizerOrderedBuffer at T?$__vector at M$03 at __clang@@@hlsl@@A", i32 10, i32 9, i1 true, i32 -1, i32 0}
+// CHECK-DAG: ![[SingleAllocated]] = !{ptr @"?Buffer2@@3V?$RasterizerOrderedBuffer at M@hlsl@@A", i32 10, i32 9, i1 true, i32 3, i32 0}
+// CHECK-DAG: ![[ArrayAllocated]] = !{ptr @"?BufferArray2@@3PAV?$RasterizerOrderedBuffer at T?$__vector at M$03 at __clang@@@hlsl@@A", i32 10, i32 9, i1 true, i32 4, i32 0}
+// CHECK-DAG: ![[SingleSpace]] = !{ptr @"?Buffer3@@3V?$RasterizerOrderedBuffer at M@hlsl@@A", i32 10, i32 9, i1 true, i32 3, i32 1}
+// CHECK-DAG: ![[ArraySpace]] = !{ptr @"?BufferArray3@@3PAV?$RasterizerOrderedBuffer at T?$__vector at M$03 at __clang@@@hlsl@@A", i32 10, i32 9, i1 true, i32 4, i32 1}
diff --git a/clang/test/CodeGenHLSL/cbuf.hlsl b/clang/test/CodeGenHLSL/cbuf.hlsl
index 5dee1feb902aa0..dc2a6aaa8f4335 100644
--- a/clang/test/CodeGenHLSL/cbuf.hlsl
+++ b/clang/test/CodeGenHLSL/cbuf.hlsl
@@ -24,5 +24,5 @@ float foo() {
// CHECK: !hlsl.cbufs = !{![[CBMD:[0-9]+]]}
// CHECK: !hlsl.srvs = !{![[TBMD:[0-9]+]]}
-// CHECK: ![[CBMD]] = !{ptr @[[CB]], !"A.cb.ty", i32 13, i1 false, i32 0, i32 2}
-// CHECK: ![[TBMD]] = !{ptr @[[TB]], !"A.tb.ty", i32 15, i1 false, i32 2, i32 1}
+// CHECK: ![[CBMD]] = !{ptr @[[CB]], i32 13, i32 0, i1 false, i32 0, i32 2}
+// CHECK: ![[TBMD]] = !{ptr @[[TB]], i32 15, i32 0, i1 false, i32 2, i32 1}
diff --git a/llvm/include/llvm/Frontend/HLSL/HLSLResource.h b/llvm/include/llvm/Frontend/HLSL/HLSLResource.h
index eedecaea4e58da..068b4c66711e46 100644
--- a/llvm/include/llvm/Frontend/HLSL/HLSLResource.h
+++ b/llvm/include/llvm/Frontend/HLSL/HLSLResource.h
@@ -54,6 +54,30 @@ enum class ResourceKind : uint32_t {
NumEntries,
};
+// The value ordering of this enumeration is part of the DXIL ABI. Elements
+// can only be added to the end, and not removed.
+enum class ElementType : uint32_t {
+ Invalid = 0,
+ I1,
+ I16,
+ U16,
+ I32,
+ U32,
+ I64,
+ U64,
+ F16,
+ F32,
+ F64,
+ SNormF16,
+ UNormF16,
+ SNormF32,
+ UNormF32,
+ SNormF64,
+ UNormF64,
+ PackedS8x32,
+ PackedU8x32,
+};
+
class FrontendResource {
MDNode *Entry;
@@ -62,12 +86,13 @@ class FrontendResource {
assert(Entry->getNumOperands() == 6 && "Unexpected metadata shape");
}
- FrontendResource(GlobalVariable *GV, StringRef TypeStr, ResourceKind RK,
+ FrontendResource(GlobalVariable *GV, ResourceKind RK, ElementType ElTy,
bool IsROV, uint32_t ResIndex, uint32_t Space);
GlobalVariable *getGlobalVariable();
StringRef getSourceType();
ResourceKind getResourceKind();
+ ElementType getElementType();
bool getIsROV();
uint32_t getResourceIndex();
uint32_t getSpace();
diff --git a/llvm/lib/Frontend/HLSL/HLSLResource.cpp b/llvm/lib/Frontend/HLSL/HLSLResource.cpp
index 709fe3212623ef..bcdbe5eadc69e5 100644
--- a/llvm/lib/Frontend/HLSL/HLSLResource.cpp
+++ b/llvm/lib/Frontend/HLSL/HLSLResource.cpp
@@ -23,12 +23,14 @@ GlobalVariable *FrontendResource::getGlobalVariable() {
cast<ConstantAsMetadata>(Entry->getOperand(0))->getValue());
}
-StringRef FrontendResource::getSourceType() {
- return cast<MDString>(Entry->getOperand(1))->getString();
-}
-
ResourceKind FrontendResource::getResourceKind() {
return static_cast<ResourceKind>(
+ cast<ConstantInt>(
+ cast<ConstantAsMetadata>(Entry->getOperand(1))->getValue())
+ ->getLimitedValue());
+}
+ElementType FrontendResource::getElementType() {
+ return static_cast<ElementType>(
cast<ConstantInt>(
cast<ConstantAsMetadata>(Entry->getOperand(2))->getValue())
->getLimitedValue());
@@ -49,14 +51,15 @@ uint32_t FrontendResource::getSpace() {
->getLimitedValue();
}
-FrontendResource::FrontendResource(GlobalVariable *GV, StringRef TypeStr,
- ResourceKind RK, bool IsROV,
+FrontendResource::FrontendResource(GlobalVariable *GV, ResourceKind RK,
+ ElementType ElTy, bool IsROV,
uint32_t ResIndex, uint32_t Space) {
auto &Ctx = GV->getContext();
IRBuilder<> B(Ctx);
Entry = MDNode::get(
- Ctx, {ValueAsMetadata::get(GV), MDString::get(Ctx, TypeStr),
+ Ctx, {ValueAsMetadata::get(GV),
ConstantAsMetadata::get(B.getInt32(static_cast<int>(RK))),
+ ConstantAsMetadata::get(B.getInt32(static_cast<int>(ElTy))),
ConstantAsMetadata::get(B.getInt1(IsROV)),
ConstantAsMetadata::get(B.getInt32(ResIndex)),
ConstantAsMetadata::get(B.getInt32(Space))});
diff --git a/llvm/lib/Target/DirectX/DXILResource.cpp b/llvm/lib/Target/DirectX/DXILResource.cpp
index 92306d907e0546..b22f6d3ca4cd55 100644
--- a/llvm/lib/Target/DirectX/DXILResource.cpp
+++ b/llvm/lib/Target/DirectX/DXILResource.cpp
@@ -63,57 +63,56 @@ ResourceBase::ResourceBase(uint32_t I, FrontendResource R)
RangeSize = ArrTy->getNumElements();
}
-StringRef ResourceBase::getComponentTypeName(ComponentType CompType) {
- switch (CompType) {
- case ComponentType::LastEntry:
- case ComponentType::Invalid:
+StringRef ResourceBase::getElementTypeName(ElementType ElTy) {
+ switch (ElTy) {
+ case ElementType::Invalid:
return "invalid";
- case ComponentType::I1:
+ case ElementType::I1:
return "i1";
- case ComponentType::I16:
+ case ElementType::I16:
return "i16";
- case ComponentType::U16:
+ case ElementType::U16:
return "u16";
- case ComponentType::I32:
+ case ElementType::I32:
return "i32";
- case ComponentType::U32:
+ case ElementType::U32:
return "u32";
- case ComponentType::I64:
+ case ElementType::I64:
return "i64";
- case ComponentType::U64:
+ case ElementType::U64:
return "u64";
- case ComponentType::F16:
+ case ElementType::F16:
return "f16";
- case ComponentType::F32:
+ case ElementType::F32:
return "f32";
- case ComponentType::F64:
+ case ElementType::F64:
return "f64";
- case ComponentType::SNormF16:
+ case ElementType::SNormF16:
return "snorm_f16";
- case ComponentType::UNormF16:
+ case ElementType::UNormF16:
return "unorm_f16";
- case ComponentType::SNormF32:
+ case ElementType::SNormF32:
return "snorm_f32";
- case ComponentType::UNormF32:
+ case ElementType::UNormF32:
return "unorm_f32";
- case ComponentType::SNormF64:
+ case ElementType::SNormF64:
return "snorm_f64";
- case ComponentType::UNormF64:
+ case ElementType::UNormF64:
return "unorm_f64";
- case ComponentType::PackedS8x32:
+ case ElementType::PackedS8x32:
return "p32i8";
- case ComponentType::PackedU8x32:
+ case ElementType::PackedU8x32:
return "p32u8";
}
- llvm_unreachable("All ComponentType enums are handled in switch");
+ llvm_unreachable("All ElementType enums are handled in switch");
}
-void ResourceBase::printComponentType(Kinds Kind, ComponentType CompType,
- unsigned Alignment, raw_ostream &OS) {
+void ResourceBase::printElementType(Kinds Kind, ElementType ElTy,
+ unsigned Alignment, raw_ostream &OS) {
switch (Kind) {
default:
// TODO: add vector size.
- OS << right_justify(getComponentTypeName(CompType), Alignment);
+ OS << right_justify(getElementTypeName(ElTy), Alignment);
break;
case Kinds::RawBuffer:
OS << right_justify("byte", Alignment);
@@ -232,19 +231,13 @@ void ResourceBase::print(raw_ostream &OS, StringRef IDPrefix,
OS << right_justify("unbounded", 6) << "\n";
}
-UAVResource::UAVResource(uint32_t I, FrontendResource R)
- : ResourceBase(I, R), Shape(R.getResourceKind()), GloballyCoherent(false),
- HasCounter(false), IsROV(R.getIsROV()), ExtProps() {
- parseSourceType(R.getSourceType());
-}
-
void UAVResource::print(raw_ostream &OS) const {
OS << "; " << left_justify(Name, 31);
OS << right_justify("UAV", 10);
- printComponentType(
- Shape, ExtProps.ElementType.value_or(ComponentType::Invalid), 8, OS);
+ printElementType(
+ Shape, ExtProps.ElementType.value_or(ElementType::Invalid), 8, OS);
// FIXME: support SampleCount.
// See https://github.com/llvm/llvm-project/issues/58175
@@ -253,35 +246,6 @@ void UAVResource::print(raw_ostream &OS) const {
ResourceBase::print(OS, "U", "u");
}
-// FIXME: Capture this in HLSL source. I would go do this right now, but I want
-// to get this in first so that I can make sure to capture all the extra
-// information we need to remove the source type string from here (See issue:
-// https://github.com/llvm/llvm-project/issues/57991).
-void UAVResource::parseSourceType(StringRef S) {
- S = S.substr(S.find("<") + 1);
-
- constexpr size_t PrefixLen = StringRef("vector<").size();
- if (S.startswith("vector<"))
- S = S.substr(PrefixLen, S.find(",") - PrefixLen);
- else
- S = S.substr(0, S.find(">"));
-
- ComponentType ElTy = StringSwitch<ResourceBase::ComponentType>(S)
- .Case("bool", ComponentType::I1)
- .Case("int16_t", ComponentType::I16)
- .Case("uint16_t", ComponentType::U16)
- .Case("int32_t", ComponentType::I32)
- .Case("uint32_t", ComponentType::U32)
- .Case("int64_t", ComponentType::I64)
- .Case("uint64_t", ComponentType::U64)
- .Case("half", ComponentType::F16)
- .Case("float", ComponentType::F32)
- .Case("double", ComponentType::F64)
- .Default(ComponentType::Invalid);
- if (ElTy != ComponentType::Invalid)
- ExtProps.ElementType = ElTy;
-}
-
ConstantBuffer::ConstantBuffer(uint32_t I, hlsl::FrontendResource R)
: ResourceBase(I, R) {}
@@ -294,7 +258,7 @@ void ConstantBuffer::print(raw_ostream &OS) const {
OS << right_justify("cbuffer", 10);
- printComponentType(Kinds::CBuffer, ComponentType::Invalid, 8, OS);
+ printElementType(Kinds::CBuffer, ElementType::Invalid, 8, OS);
printKind(Kinds::CBuffer, 12, OS, /*SRV*/ false, /*HasCounter*/ false);
// Print the binding part.
diff --git a/llvm/lib/Target/DirectX/DXILResource.h b/llvm/lib/Target/DirectX/DXILResource.h
index cb39020bc61eb9..5f8b0badd145c1 100644
--- a/llvm/lib/Target/DirectX/DXILResource.h
+++ b/llvm/lib/Target/DirectX/DXILResource.h
@@ -46,38 +46,13 @@ class ResourceBase {
bool SRV = false, bool HasCounter = false,
uint32_t SampleCount = 0);
- // The value ordering of this enumeration is part of the DXIL ABI. Elements
- // can only be added to the end, and not removed.
- enum class ComponentType : uint32_t {
- Invalid = 0,
- I1,
- I16,
- U16,
- I32,
- U32,
- I64,
- U64,
- F16,
- F32,
- F64,
- SNormF16,
- UNormF16,
- SNormF32,
- UNormF32,
- SNormF64,
- UNormF64,
- PackedS8x32,
- PackedU8x32,
- LastEntry
- };
-
- static StringRef getComponentTypeName(ComponentType CompType);
- static void printComponentType(Kinds Kind, ComponentType CompType,
- unsigned Alignment, raw_ostream &OS);
+ static StringRef getElementTypeName(hlsl::ElementType CompType);
+ static void printElementType(Kinds Kind, hlsl::ElementType CompType,
+ unsigned Alignment, raw_ostream &OS);
public:
struct ExtendedProperties {
- std::optional<ComponentType> ElementType;
+ std::optional<hlsl::ElementType> ElementType;
// The value ordering of this enumeration is part of the DXIL ABI. Elements
// can only be added to the end, and not removed.
@@ -102,7 +77,9 @@ class UAVResource : public ResourceBase {
void parseSourceType(StringRef S);
public:
- UAVResource(uint32_t I, hlsl::FrontendResource R);
+ UAVResource(uint32_t I, hlsl::FrontendResource R)
+ : ResourceBase(I, R), Shape(R.getResourceKind()), GloballyCoherent(false),
+ HasCounter(false), IsROV(R.getIsROV()), ExtProps{R.getElementType()} {}
MDNode *write() const;
void print(raw_ostream &O) const;
diff --git a/llvm/test/CodeGen/DirectX/UAVMetadata.ll b/llvm/test/CodeGen/DirectX/UAVMetadata.ll
index 3d95723d6e49f0..0bc8a8cfcd713b 100644
--- a/llvm/test/CodeGen/DirectX/UAVMetadata.ll
+++ b/llvm/test/CodeGen/DirectX/UAVMetadata.ll
@@ -37,22 +37,22 @@ target triple = "dxil-pc-shadermodel6.0-library"
!hlsl.uavs = !{!0, !1, !2, !3, !4, !5, !6, !7, !8, !9}
-!0 = !{ptr @Zero, !"RWBuffer<half>", i32 10, i1 false, i32 0, i32 0}
-!1 = !{ptr @One, !"Buffer<vector<float,4>>", i32 10, i1 false, i32 1, i32 0}
-!2 = !{ptr @Two, !"Buffer<double>", i32 10, i1 false, i32 2, i32 0}
-!3 = !{ptr @Three, !"Buffer<bool>", i32 10, i1 false, i32 3, i32 0}
-!4 = !{ptr @Four, !"ByteAddressBuffer<int16_t>", i32 11, i1 false, i32 5, i32 0}
-!5 = !{ptr @Five, !"StructuredBuffer<uint16_t>", i32 12, i1 false, i32 6, i32 0}
-!6 = !{ptr @Six, !"RasterizerOrderedBuffer<int32_t>", i32 10, i1 true, i32 7, i32 0}
-!7 = !{ptr @Seven, !"RasterizerOrderedStructuredBuffer<uint32_t>", i32 12, i1 true, i32 8, i32 0}
-!8 = !{ptr @Eight, !"RasterizerOrderedByteAddressBuffer<int64_t>", i32 11, i1 true, i32 9, i32 0}
-!9 = !{ptr @Nine, !"RWBuffer<uint64_t>", i32 10, i1 false, i32 10, i32 2}
+!0 = !{ptr @Zero, i32 10, i32 8, i1 false, i32 0, i32 0}
+!1 = !{ptr @One, i32 10, i32 9, i1 false, i32 1, i32 0}
+!2 = !{ptr @Two, i32 10, i32 10, i1 false, i32 2, i32 0}
+!3 = !{ptr @Three, i32 10, i32 1, i1 false, i32 3, i32 0}
+!4 = !{ptr @Four, i32 11, i32 2, i1 false, i32 5, i32 0}
+!5 = !{ptr @Five, i32 12, i32 3, i1 false, i32 6, i32 0}
+!6 = !{ptr @Six, i32 10, i32 4, i1 true, i32 7, i32 0}
+!7 = !{ptr @Seven, i32 12, i32 5, i1 true, i32 8, i32 0}
+!8 = !{ptr @Eight, i32 11, i32 6, i1 true, i32 9, i32 0}
+!9 = !{ptr @Nine, i32 10, i32 7, i1 false, i32 10, i32 2}
; CHECK: !dx.resources = !{[[ResList:[!][0-9]+]]}
; CHECK: [[ResList]] = !{null, [[UAVList:[!][0-9]+]], null, null}
; CHECK: [[UAVList]] = !{[[Zero:[!][0-9]+]], [[One:[!][0-9]+]],
-; CHECK-SAME: [[Two:[!][0-9]+]], [[Three:[!][0-9]+]], [[Four:[!][0-9]+]],
+; CHECK-SAME: [[Two:[!][0-9]+]], [[Three:[!][0-9]+]], [[Four:[!][0-9]+]],
; CHECK-SAME: [[Five:[!][0-9]+]], [[Six:[!][0-9]+]], [[Seven:[!][0-9]+]],
; CHECK-SAME: [[Eight:[!][0-9]+]], [[Nine:[!][0-9]+]]}
; CHECK: [[Zero]] = !{i32 0, ptr @Zero, !"", i32 0, i32 0, i32 1, i32 10, i1 false, i1 false, i1 false, [[Half:[!][0-9]+]]}
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