[clang] [HLSL] Split out resource class data from resource attribute (PR #98419)
Joshua Batista via cfe-commits
cfe-commits at lists.llvm.org
Thu Jul 11 10:33:44 PDT 2024
https://github.com/bob80905 updated https://github.com/llvm/llvm-project/pull/98419
>From b740aa9da3baf4fbd32b5a2c59d70bf2f224f700 Mon Sep 17 00:00:00 2001
From: Joshua Batista <jbatista at microsoft.com>
Date: Wed, 10 Jul 2024 17:10:26 -0700
Subject: [PATCH 1/4] split out resource class data from resource attr, add
some prelim diags and tests
---
clang/include/clang/Basic/Attr.td | 19 +++++---
.../clang/Basic/DiagnosticSemaKinds.td | 1 +
clang/include/clang/Sema/SemaHLSL.h | 1 +
clang/lib/CodeGen/CGHLSLRuntime.cpp | 12 +++---
clang/lib/Sema/HLSLExternalSemaSource.cpp | 34 +++++++--------
clang/lib/Sema/SemaDeclAttr.cpp | 3 ++
clang/lib/Sema/SemaHLSL.cpp | 43 +++++++++++++++++++
clang/test/AST/HLSL/RWBuffer-AST.hlsl | 6 ++-
.../ParserHLSL/hlsl_resource_class_attr.hlsl | 37 ++++++++++++++++
.../hlsl_resource_class_attr_error.hlsl | 23 ++++++++++
10 files changed, 149 insertions(+), 30 deletions(-)
create mode 100644 clang/test/ParserHLSL/hlsl_resource_class_attr.hlsl
create mode 100644 clang/test/ParserHLSL/hlsl_resource_class_attr_error.hlsl
diff --git a/clang/include/clang/Basic/Attr.td b/clang/include/clang/Basic/Attr.td
index d2d9dd24536cb..74efff54254c1 100644
--- a/clang/include/clang/Basic/Attr.td
+++ b/clang/include/clang/Basic/Attr.td
@@ -4549,11 +4549,7 @@ def HLSLResource : InheritableAttr {
let Spellings = [];
let Subjects = SubjectList<[Struct]>;
let LangOpts = [HLSL];
- let Args = [
- EnumArgument<"ResourceClass", "llvm::hlsl::ResourceClass",
- /*is_string=*/0, ["SRV", "UAV", "CBuffer", "Sampler"],
- ["SRV", "UAV", "CBuffer", "Sampler"],
- /*opt=*/0, /*fake=*/0, /*isExternalType=*/1>,
+ let Args = [
EnumArgument<
"ResourceKind", "llvm::hlsl::ResourceKind",
/*is_string=*/0,
@@ -4577,6 +4573,19 @@ def HLSLResource : InheritableAttr {
let Documentation = [InternalOnly];
}
+def HLSLResourceClass : InheritableAttr {
+ let Spellings = [CXX11<"hlsl", "resource_class">];
+ let Subjects = SubjectList<[Struct]>;
+ let LangOpts = [HLSL];
+ let Args = [
+ EnumArgument<"ResourceClass", "llvm::hlsl::ResourceClass",
+ /*is_string=*/true, ["SRV", "UAV", "CBuffer", "Sampler"],
+ ["SRV", "UAV", "CBuffer", "Sampler"],
+ /*opt=*/0, /*fake=*/0, /*isExternalType=*/1>
+ ];
+ let Documentation = [InternalOnly];
+}
+
def HLSLGroupSharedAddressSpace : TypeAttr {
let Spellings = [CustomKeyword<"groupshared">];
let Subjects = SubjectList<[Var]>;
diff --git a/clang/include/clang/Basic/DiagnosticSemaKinds.td b/clang/include/clang/Basic/DiagnosticSemaKinds.td
index 940f9ac226ca8..a460179334edf 100644
--- a/clang/include/clang/Basic/DiagnosticSemaKinds.td
+++ b/clang/include/clang/Basic/DiagnosticSemaKinds.td
@@ -12313,6 +12313,7 @@ def err_hlsl_missing_semantic_annotation : Error<
def err_hlsl_init_priority_unsupported : Error<
"initializer priorities are not supported in HLSL">;
+def err_hlsl_unsupported_resource_class : Error<"invalid resource class '%0' used; expected 'SRV', 'UAV', 'CBuffer', or 'Sampler'">;
def err_hlsl_unsupported_register_type : Error<"invalid resource class specifier '%0' used; expected 'b', 's', 't', or 'u'">;
def err_hlsl_unsupported_register_number : Error<"register number should be an integer">;
def err_hlsl_expected_space : Error<"invalid space specifier '%0' used; expected 'space' followed by an integer, like space1">;
diff --git a/clang/include/clang/Sema/SemaHLSL.h b/clang/include/clang/Sema/SemaHLSL.h
index 4d6958a1be3e5..2ddbee67c414b 100644
--- a/clang/include/clang/Sema/SemaHLSL.h
+++ b/clang/include/clang/Sema/SemaHLSL.h
@@ -56,6 +56,7 @@ class SemaHLSL : public SemaBase {
void handleSV_DispatchThreadIDAttr(Decl *D, const ParsedAttr &AL);
void handlePackOffsetAttr(Decl *D, const ParsedAttr &AL);
void handleShaderAttr(Decl *D, const ParsedAttr &AL);
+ void handleResourceClassAttr(Decl *D, const ParsedAttr &AL);
void handleResourceBindingAttr(Decl *D, const ParsedAttr &AL);
void handleParamModifierAttr(Decl *D, const ParsedAttr &AL);
diff --git a/clang/lib/CodeGen/CGHLSLRuntime.cpp b/clang/lib/CodeGen/CGHLSLRuntime.cpp
index 55ba21ae2ba69..9902203d3fae1 100644
--- a/clang/lib/CodeGen/CGHLSLRuntime.cpp
+++ b/clang/lib/CodeGen/CGHLSLRuntime.cpp
@@ -280,13 +280,15 @@ void CGHLSLRuntime::annotateHLSLResource(const VarDecl *D, GlobalVariable *GV) {
const auto *RD = Ty->getAsCXXRecordDecl();
if (!RD)
return;
- const auto *Attr = RD->getAttr<HLSLResourceAttr>();
- if (!Attr)
+ const auto *HLSLResAttr = RD->getAttr<HLSLResourceAttr>();
+ const auto *HLSLResClassAttr = RD->getAttr<HLSLResourceClassAttr>();
+ if (!HLSLResAttr || !HLSLResClassAttr)
return;
- llvm::hlsl::ResourceClass RC = Attr->getResourceClass();
- llvm::hlsl::ResourceKind RK = Attr->getResourceKind();
- bool IsROV = Attr->getIsROV();
+ llvm::hlsl::ResourceClass RC = HLSLResClassAttr->getResourceClass();
+ ;
+ llvm::hlsl::ResourceKind RK = HLSLResAttr->getResourceKind();
+ bool IsROV = HLSLResAttr->getIsROV();
llvm::hlsl::ElementType ET = calculateElementType(CGM.getContext(), Ty);
BufferResBinding Binding(D->getAttr<HLSLResourceBindingAttr>());
diff --git a/clang/lib/Sema/HLSLExternalSemaSource.cpp b/clang/lib/Sema/HLSLExternalSemaSource.cpp
index a2b29a7bdf505..9d715c37436ba 100644
--- a/clang/lib/Sema/HLSLExternalSemaSource.cpp
+++ b/clang/lib/Sema/HLSLExternalSemaSource.cpp
@@ -115,12 +115,19 @@ struct BuiltinTypeDeclBuilder {
return addMemberVariable("h", Ty, Access);
}
- BuiltinTypeDeclBuilder &annotateResourceClass(ResourceClass RC,
- ResourceKind RK, bool IsROV) {
+ BuiltinTypeDeclBuilder &annotateHLSLResource(ResourceKind RK, bool IsROV) {
if (Record->isCompleteDefinition())
return *this;
- Record->addAttr(HLSLResourceAttr::CreateImplicit(Record->getASTContext(),
- RC, RK, IsROV));
+ Record->addAttr(
+ HLSLResourceAttr::CreateImplicit(Record->getASTContext(), RK, IsROV));
+ return *this;
+ }
+
+ BuiltinTypeDeclBuilder &annotateHLSLResourceClass(ResourceClass RC) {
+ if (Record->isCompleteDefinition())
+ return *this;
+ Record->addAttr(
+ HLSLResourceClassAttr::CreateImplicit(Record->getASTContext(), RC));
return *this;
}
@@ -143,16 +150,7 @@ struct BuiltinTypeDeclBuilder {
VD, false, NameInfo, Ty, VK_PRValue);
}
- static Expr *emitResourceClassExpr(ASTContext &AST, ResourceClass RC) {
- return IntegerLiteral::Create(
- AST,
- llvm::APInt(AST.getIntWidth(AST.UnsignedCharTy),
- static_cast<uint8_t>(RC)),
- AST.UnsignedCharTy, SourceLocation());
- }
-
- BuiltinTypeDeclBuilder &addDefaultHandleConstructor(Sema &S,
- ResourceClass RC) {
+ BuiltinTypeDeclBuilder &addDefaultHandleConstructor(Sema &S) {
if (Record->isCompleteDefinition())
return *this;
ASTContext &AST = Record->getASTContext();
@@ -172,8 +170,7 @@ struct BuiltinTypeDeclBuilder {
DeclRefExpr *Fn =
lookupBuiltinFunction(AST, S, "__builtin_hlsl_create_handle");
- Expr *RCExpr = emitResourceClassExpr(AST, RC);
- Expr *Call = CallExpr::Create(AST, Fn, {RCExpr}, AST.VoidPtrTy, VK_PRValue,
+ Expr *Call = CallExpr::Create(AST, Fn, {}, AST.VoidPtrTy, VK_PRValue,
SourceLocation(), FPOptionsOverride());
CXXThisExpr *This = CXXThisExpr::Create(
@@ -495,8 +492,9 @@ static BuiltinTypeDeclBuilder setupBufferType(CXXRecordDecl *Decl, Sema &S,
bool IsROV) {
return BuiltinTypeDeclBuilder(Decl)
.addHandleMember()
- .addDefaultHandleConstructor(S, RC)
- .annotateResourceClass(RC, RK, IsROV);
+ .addDefaultHandleConstructor(S)
+ .annotateHLSLResourceClass(RC)
+ .annotateHLSLResource(RK, IsROV);
}
void HLSLExternalSemaSource::defineHLSLTypesWithForwardDeclarations() {
diff --git a/clang/lib/Sema/SemaDeclAttr.cpp b/clang/lib/Sema/SemaDeclAttr.cpp
index f2cd46d1e7c93..20f46c003a464 100644
--- a/clang/lib/Sema/SemaDeclAttr.cpp
+++ b/clang/lib/Sema/SemaDeclAttr.cpp
@@ -7053,6 +7053,9 @@ ProcessDeclAttribute(Sema &S, Scope *scope, Decl *D, const ParsedAttr &AL,
case ParsedAttr::AT_HLSLResourceBinding:
S.HLSL().handleResourceBindingAttr(D, AL);
break;
+ case ParsedAttr::AT_HLSLResourceClass:
+ S.HLSL().handleResourceClassAttr(D, AL);
+ break;
case ParsedAttr::AT_HLSLParamModifier:
S.HLSL().handleParamModifierAttr(D, AL);
break;
diff --git a/clang/lib/Sema/SemaHLSL.cpp b/clang/lib/Sema/SemaHLSL.cpp
index babb984995f13..2b2f390a01ab1 100644
--- a/clang/lib/Sema/SemaHLSL.cpp
+++ b/clang/lib/Sema/SemaHLSL.cpp
@@ -437,6 +437,49 @@ void SemaHLSL::handleShaderAttr(Decl *D, const ParsedAttr &AL) {
D->addAttr(NewAttr);
}
+llvm::dxil::ResourceClass
+getResourceClassFromStr(StringRef ResourceClassTypeStrRef) {
+ if (ResourceClassTypeStrRef == "SRV")
+ return llvm::dxil::ResourceClass::SRV;
+
+ if (ResourceClassTypeStrRef == "UAV")
+ return llvm::dxil::ResourceClass::UAV;
+
+ if (ResourceClassTypeStrRef == "CBuffer")
+ return llvm::dxil::ResourceClass::CBuffer;
+
+ if (ResourceClassTypeStrRef == "Sampler")
+ return llvm::dxil::ResourceClass::Sampler;
+
+ llvm_unreachable("Unsupported resource class type");
+}
+
+void SemaHLSL::handleResourceClassAttr(Decl *D, const ParsedAttr &AL) {
+ if (!AL.isArgIdent(0)) {
+ Diag(AL.getLoc(), diag::err_attribute_argument_type)
+ << AL << AANT_ArgumentIdentifier;
+ return;
+ }
+
+ IdentifierLoc *Loc = AL.getArgAsIdent(0);
+ StringRef ResourceClassTypeStrRef = Loc->Ident->getName();
+ SourceLocation ArgLoc = Loc->Loc;
+
+ // Validate.
+ if (ResourceClassTypeStrRef != "SRV" && ResourceClassTypeStrRef != "UAV" &&
+ ResourceClassTypeStrRef != "CBuffer" &&
+ ResourceClassTypeStrRef != "Sampler") {
+ Diag(ArgLoc, diag::err_hlsl_unsupported_resource_class)
+ << ResourceClassTypeStrRef;
+ return;
+ }
+
+ HLSLResourceClassAttr *NewAttr = HLSLResourceClassAttr::Create(
+ getASTContext(), getResourceClassFromStr(ResourceClassTypeStrRef));
+ if (NewAttr)
+ D->addAttr(NewAttr);
+}
+
void SemaHLSL::handleResourceBindingAttr(Decl *D, const ParsedAttr &AL) {
StringRef Space = "space0";
StringRef Slot = "";
diff --git a/clang/test/AST/HLSL/RWBuffer-AST.hlsl b/clang/test/AST/HLSL/RWBuffer-AST.hlsl
index ac54194be7f0d..cb66a703a4ec9 100644
--- a/clang/test/AST/HLSL/RWBuffer-AST.hlsl
+++ b/clang/test/AST/HLSL/RWBuffer-AST.hlsl
@@ -34,7 +34,8 @@ RWBuffer<float> Buffer;
// CHECK-NEXT: CXXRecordDecl 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> <invalid sloc> implicit class RWBuffer definition
// CHECK: FinalAttr 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> Implicit final
-// CHECK-NEXT: HLSLResourceAttr 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> Implicit UAV TypedBuffer
+// CHECK-NEXT: HLSLResourceClassAttr 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> Implicit UAV
+// CHECK-NEXT: HLSLResourceAttr 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> Implicit TypedBuffer
// CHECK-NEXT: FieldDecl 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> <invalid sloc> implicit h 'element_type *'
// CHECK: CXXMethodDecl 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> <invalid sloc> operator[] 'element_type &const (unsigned int) const'
@@ -62,5 +63,6 @@ RWBuffer<float> Buffer;
// CHECK: TemplateArgument type 'float'
// CHECK-NEXT: BuiltinType 0x{{[0-9A-Fa-f]+}} 'float'
// CHECK-NEXT: FinalAttr 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> Implicit final
-// CHECK-NEXT: HLSLResourceAttr 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> Implicit UAV TypedBuffer
+// CHECK-NEXT: HLSLResourceClassAttr 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> Implicit UAV
+// CHECK-NEXT: HLSLResourceAttr 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> Implicit TypedBuffer
// CHECK-NEXT: FieldDecl 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> <invalid sloc> implicit referenced h 'float *'
diff --git a/clang/test/ParserHLSL/hlsl_resource_class_attr.hlsl b/clang/test/ParserHLSL/hlsl_resource_class_attr.hlsl
new file mode 100644
index 0000000000000..3ca03ba1a488b
--- /dev/null
+++ b/clang/test/ParserHLSL/hlsl_resource_class_attr.hlsl
@@ -0,0 +1,37 @@
+// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.0-compute -x hlsl -ast-dump -o - %s | FileCheck %s
+
+// CHECK: -HLSLResourceClassAttr 0x{{[0-9a-f]+}} <<invalid sloc>> SRV
+struct [[hlsl::resource_class(SRV)]] Eg1 {
+ int i;
+};
+
+Eg1 e1;
+
+// CHECK: -CXXRecordDecl 0x{{[0-9a-f]+}} <line:13:1, line:15:1> line:13:38 referenced struct Eg2 definition
+// CHECK: -HLSLResourceClassAttr 0x{{[0-9a-f]+}} <<invalid sloc>> UAV
+struct [[hlsl::resource_class(UAV)]] Eg2 {
+ int i;
+};
+Eg2 e2;
+
+// CHECK: -CXXRecordDecl 0x{{[0-9a-f]+}} <line:20:1, line:22:1> line:20:42 referenced struct Eg3 definition
+// CHECK: -HLSLResourceClassAttr 0x{{[0-9a-f]+}} <<invalid sloc>> CBuffer
+struct [[hlsl::resource_class(CBuffer)]] Eg3 {
+ int i;
+};
+Eg3 e3;
+
+// CHECK: -CXXRecordDecl 0x{{[0-9a-f]+}} <line:27:1, line:29:1> line:27:42 referenced struct Eg4 definition
+// CHECK: -HLSLResourceClassAttr 0x{{[0-9a-f]+}} <<invalid sloc>> Sampler
+struct [[hlsl::resource_class(Sampler)]] Eg4 {
+ int i;
+};
+Eg4 e4;
+
+RWBuffer<int> In : register(u1);
+
+
+[numthreads(1,1,1)]
+void main() {
+ In[0] = e1.i + e2.i + e3.i + e4.i;
+}
diff --git a/clang/test/ParserHLSL/hlsl_resource_class_attr_error.hlsl b/clang/test/ParserHLSL/hlsl_resource_class_attr_error.hlsl
new file mode 100644
index 0000000000000..463c746711d4a
--- /dev/null
+++ b/clang/test/ParserHLSL/hlsl_resource_class_attr_error.hlsl
@@ -0,0 +1,23 @@
+// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.0-compute -o - %s -verify
+
+// expected-error at +1{{'resource_class' attribute takes one argument}}
+struct [[hlsl::resource_class()]] Eg1 {
+ int i;
+};
+
+Eg1 e1;
+
+// expected-error at +1{{invalid resource class 'gibberish' used; expected 'SRV', 'UAV', 'CBuffer', or 'Sampler'}}
+struct [[hlsl::resource_class(gibberish)]] Eg2 {
+ int i;
+};
+
+Eg2 e2;
+
+RWBuffer<int> In : register(u1);
+
+
+[numthreads(1,1,1)]
+void main() {
+ In[0] = e1.i + e2.i;
+}
>From d5d4b002e60d29a5dd46206a643042baac0d79f5 Mon Sep 17 00:00:00 2001
From: Joshua Batista <jbatista at microsoft.com>
Date: Wed, 10 Jul 2024 19:12:53 -0700
Subject: [PATCH 2/4] add back ResourceClass for default handle constructor for
codegen tests
---
clang/lib/Sema/HLSLExternalSemaSource.cpp | 17 +++++++++++++----
.../ParserHLSL/hlsl_resource_class_attr.hlsl | 1 +
2 files changed, 14 insertions(+), 4 deletions(-)
diff --git a/clang/lib/Sema/HLSLExternalSemaSource.cpp b/clang/lib/Sema/HLSLExternalSemaSource.cpp
index 9d715c37436ba..8d716f99a2734 100644
--- a/clang/lib/Sema/HLSLExternalSemaSource.cpp
+++ b/clang/lib/Sema/HLSLExternalSemaSource.cpp
@@ -150,7 +150,16 @@ struct BuiltinTypeDeclBuilder {
VD, false, NameInfo, Ty, VK_PRValue);
}
- BuiltinTypeDeclBuilder &addDefaultHandleConstructor(Sema &S) {
+ static Expr *emitResourceClassExpr(ASTContext &AST, ResourceClass RC) {
+ return IntegerLiteral::Create(
+ AST,
+ llvm::APInt(AST.getIntWidth(AST.UnsignedCharTy),
+ static_cast<uint8_t>(RC)),
+ AST.UnsignedCharTy, SourceLocation());
+ }
+
+ BuiltinTypeDeclBuilder &addDefaultHandleConstructor(Sema &S,
+ ResourceClass RC) {
if (Record->isCompleteDefinition())
return *this;
ASTContext &AST = Record->getASTContext();
@@ -169,8 +178,8 @@ struct BuiltinTypeDeclBuilder {
DeclRefExpr *Fn =
lookupBuiltinFunction(AST, S, "__builtin_hlsl_create_handle");
-
- Expr *Call = CallExpr::Create(AST, Fn, {}, AST.VoidPtrTy, VK_PRValue,
+ Expr *RCExpr = emitResourceClassExpr(AST, RC);
+ Expr *Call = CallExpr::Create(AST, Fn, {RCExpr}, AST.VoidPtrTy, VK_PRValue,
SourceLocation(), FPOptionsOverride());
CXXThisExpr *This = CXXThisExpr::Create(
@@ -492,7 +501,7 @@ static BuiltinTypeDeclBuilder setupBufferType(CXXRecordDecl *Decl, Sema &S,
bool IsROV) {
return BuiltinTypeDeclBuilder(Decl)
.addHandleMember()
- .addDefaultHandleConstructor(S)
+ .addDefaultHandleConstructor(S, RC)
.annotateHLSLResourceClass(RC)
.annotateHLSLResource(RK, IsROV);
}
diff --git a/clang/test/ParserHLSL/hlsl_resource_class_attr.hlsl b/clang/test/ParserHLSL/hlsl_resource_class_attr.hlsl
index 3ca03ba1a488b..95b552701878d 100644
--- a/clang/test/ParserHLSL/hlsl_resource_class_attr.hlsl
+++ b/clang/test/ParserHLSL/hlsl_resource_class_attr.hlsl
@@ -1,5 +1,6 @@
// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.0-compute -x hlsl -ast-dump -o - %s | FileCheck %s
+
// CHECK: -HLSLResourceClassAttr 0x{{[0-9a-f]+}} <<invalid sloc>> SRV
struct [[hlsl::resource_class(SRV)]] Eg1 {
int i;
>From 8b12c39f1d9576387050b21eae87adb02671aebd Mon Sep 17 00:00:00 2001
From: Joshua Batista <jbatista at microsoft.com>
Date: Wed, 10 Jul 2024 20:05:21 -0700
Subject: [PATCH 3/4] add hlslresourceclassattr to attr list test
---
clang/test/Misc/pragma-attribute-supported-attributes-list.test | 1 +
1 file changed, 1 insertion(+)
diff --git a/clang/test/Misc/pragma-attribute-supported-attributes-list.test b/clang/test/Misc/pragma-attribute-supported-attributes-list.test
index 28df04c5e33ef..33f9c2f51363c 100644
--- a/clang/test/Misc/pragma-attribute-supported-attributes-list.test
+++ b/clang/test/Misc/pragma-attribute-supported-attributes-list.test
@@ -81,6 +81,7 @@
// CHECK-NEXT: FunctionReturnThunks (SubjectMatchRule_function)
// CHECK-NEXT: GNUInline (SubjectMatchRule_function)
// CHECK-NEXT: HIPManaged (SubjectMatchRule_variable)
+// CHECK-NEXT: HLSLResourceClass (SubjectMatchRule_record_not_is_union)
// CHECK-NEXT: Hot (SubjectMatchRule_function)
// CHECK-NEXT: IBAction (SubjectMatchRule_objc_method_is_instance)
// CHECK-NEXT: IFunc (SubjectMatchRule_function)
>From 65da73aa5445750fda39e33dcd6ad808333cb97a Mon Sep 17 00:00:00 2001
From: Joshua Batista <jbatista at microsoft.com>
Date: Thu, 11 Jul 2024 10:33:36 -0700
Subject: [PATCH 4/4] Update clang/lib/CodeGen/CGHLSLRuntime.cpp
Co-authored-by: Damyan Pepper <damyanp at microsoft.com>
---
clang/lib/CodeGen/CGHLSLRuntime.cpp | 1 -
1 file changed, 1 deletion(-)
diff --git a/clang/lib/CodeGen/CGHLSLRuntime.cpp b/clang/lib/CodeGen/CGHLSLRuntime.cpp
index 9902203d3fae1..6a6aff594fb0f 100644
--- a/clang/lib/CodeGen/CGHLSLRuntime.cpp
+++ b/clang/lib/CodeGen/CGHLSLRuntime.cpp
@@ -286,7 +286,6 @@ void CGHLSLRuntime::annotateHLSLResource(const VarDecl *D, GlobalVariable *GV) {
return;
llvm::hlsl::ResourceClass RC = HLSLResClassAttr->getResourceClass();
- ;
llvm::hlsl::ResourceKind RK = HLSLResAttr->getResourceKind();
bool IsROV = HLSLResAttr->getIsROV();
llvm::hlsl::ElementType ET = calculateElementType(CGM.getContext(), Ty);
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