https://github.com/bob80905 updated
https://github.com/llvm/llvm-project/pull/97103
>From c784272b3f66ca06be4ab8e72a0963e5ebb6a869 Mon Sep 17 00:00:00 2001
From: Joshua Batista <jbati...@microsoft.com>
Date: Fri, 28 Jun 2024 12:40:56 -0700
Subject: [PATCH 1/3] update tests, update code
---
clang/include/clang/Basic/Attr.td | 2 +-
.../clang/Basic/DiagnosticSemaKinds.td | 5 +-
clang/include/clang/Sema/SemaHLSL.h | 2 +
clang/lib/Sema/HLSLExternalSemaSource.cpp | 26 +-
clang/lib/Sema/SemaHLSL.cpp | 232 +++++++++++++++++-
.../ast-dump-comment-cbuffe-tbufferr.hlsl | 2 +
clang/test/AST/HLSL/cbuffer_tbuffer.hlsl | 6 +-
clang/test/AST/HLSL/packoffset.hlsl | 1 +
clang/test/AST/HLSL/pch_hlsl_buffer.hlsl | 2 +
.../test/AST/HLSL/resource_binding_attr.hlsl | 6 +-
.../SemaHLSL/resource_binding_attr_error.hlsl | 21 +-
.../resource_binding_attr_error_mismatch.hlsl | 74 ++++++
12 files changed, 346 insertions(+), 33 deletions(-)
create mode 100644
clang/test/SemaHLSL/resource_binding_attr_error_mismatch.hlsl
diff --git a/clang/include/clang/Basic/Attr.td
b/clang/include/clang/Basic/Attr.td
index 452cd1810f653..c3d67e19656da 100644
--- a/clang/include/clang/Basic/Attr.td
+++ b/clang/include/clang/Basic/Attr.td
@@ -4467,7 +4467,7 @@ def HLSLSV_GroupIndex: HLSLAnnotationAttr {
def HLSLResourceBinding: InheritableAttr {
let Spellings = [HLSLAnnotation<"register">];
- let Subjects = SubjectList<[HLSLBufferObj, ExternalGlobalVar]>;
+ let Subjects = SubjectList<[HLSLBufferObj, ExternalGlobalVar], ErrorDiag>;
let LangOpts = [HLSL];
let Args = [StringArgument<"Slot">, StringArgument<"Space", 1>];
let Documentation = [HLSLResourceBindingDocs];
diff --git a/clang/include/clang/Basic/DiagnosticSemaKinds.td
b/clang/include/clang/Basic/DiagnosticSemaKinds.td
index 96f0c0f0205c2..3bf15ff5f2657 100644
--- a/clang/include/clang/Basic/DiagnosticSemaKinds.td
+++ b/clang/include/clang/Basic/DiagnosticSemaKinds.td
@@ -12303,7 +12303,10 @@ 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_register_type : Error<"invalid resource class
specifier '%0' used; expected 'b', 's', 't', or 'u'">;
+def err_hlsl_mismatching_register_resource_type_and_name: Error<"invalid
register name prefix '%0' for register resource type '%1' (expected
%select{'t'|'u'|'b'|'s'}2)">;
+def err_hlsl_mismatching_register_builtin_type_and_name: Error<"invalid
register name prefix '%0' for '%1' (expected %2)">;
+def err_hlsl_unsupported_register_prefix : Error<"invalid resource class
specifier '%0' used; expected 't', 'u', 'b', or 's'">;
+def err_hlsl_unsupported_register_resource_type : Error<"invalid resource '%0'
used">;
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">;
def warn_hlsl_packoffset_mix : Warning<"cannot mix packoffset elements with
nonpackoffset elements in a cbuffer">,
diff --git a/clang/include/clang/Sema/SemaHLSL.h
b/clang/include/clang/Sema/SemaHLSL.h
index 4d6958a1be3e5..d3d36d04d1019 100644
--- a/clang/include/clang/Sema/SemaHLSL.h
+++ b/clang/include/clang/Sema/SemaHLSL.h
@@ -22,6 +22,7 @@
#include "clang/Basic/SourceLocation.h"
#include "clang/Sema/Scope.h"
#include "clang/Sema/SemaBase.h"
+#include "clang/Sema/Sema.h"
#include <initializer_list>
namespace clang {
@@ -31,6 +32,7 @@ class SemaHLSL : public SemaBase {
public:
SemaHLSL(Sema &S);
+ HLSLResourceAttr *mergeHLSLResourceAttr(bool CBuffer);
Decl *ActOnStartBuffer(Scope *BufferScope, bool CBuffer, SourceLocation
KwLoc,
IdentifierInfo *Ident, SourceLocation IdentLoc,
SourceLocation LBrace);
diff --git a/clang/lib/Sema/HLSLExternalSemaSource.cpp
b/clang/lib/Sema/HLSLExternalSemaSource.cpp
index a2b29a7bdf505..b82cd8373403a 100644
--- a/clang/lib/Sema/HLSLExternalSemaSource.cpp
+++ b/clang/lib/Sema/HLSLExternalSemaSource.cpp
@@ -490,23 +490,24 @@ void HLSLExternalSemaSource::defineTrivialHLSLTypes() {
}
/// Set up common members and attributes for buffer types
-static BuiltinTypeDeclBuilder setupBufferType(CXXRecordDecl *Decl, Sema &S,
- ResourceClass RC, ResourceKind
RK,
- bool IsROV) {
+static BuiltinTypeDeclBuilder setupBufferHandle(CXXRecordDecl *Decl, Sema &S,
+ ResourceClass RC) {
return BuiltinTypeDeclBuilder(Decl)
.addHandleMember()
- .addDefaultHandleConstructor(S, RC)
- .annotateResourceClass(RC, RK, IsROV);
+ .addDefaultHandleConstructor(S, RC);
}
void HLSLExternalSemaSource::defineHLSLTypesWithForwardDeclarations() {
CXXRecordDecl *Decl;
- Decl = BuiltinTypeDeclBuilder(*SemaPtr, HLSLNamespace, "RWBuffer")
- .addSimpleTemplateParams(*SemaPtr, {"element_type"})
- .Record;
+ Decl =
+ BuiltinTypeDeclBuilder(*SemaPtr, HLSLNamespace, "RWBuffer")
+ .addSimpleTemplateParams(*SemaPtr, {"element_type"})
+ .annotateResourceClass(ResourceClass::UAV, ResourceKind::TypedBuffer,
+ /*IsROV=*/false)
+ .Record;
+
onCompletion(Decl, [this](CXXRecordDecl *Decl) {
- setupBufferType(Decl, *SemaPtr, ResourceClass::UAV,
- ResourceKind::TypedBuffer, /*IsROV=*/false)
+ setupBufferHandle(Decl, *SemaPtr, ResourceClass::UAV)
.addArraySubscriptOperators()
.completeDefinition();
});
@@ -514,10 +515,11 @@ void
HLSLExternalSemaSource::defineHLSLTypesWithForwardDeclarations() {
Decl =
BuiltinTypeDeclBuilder(*SemaPtr, HLSLNamespace,
"RasterizerOrderedBuffer")
.addSimpleTemplateParams(*SemaPtr, {"element_type"})
+ .annotateResourceClass(ResourceClass::UAV, ResourceKind::TypedBuffer,
+ /*IsROV=*/true)
.Record;
onCompletion(Decl, [this](CXXRecordDecl *Decl) {
- setupBufferType(Decl, *SemaPtr, ResourceClass::UAV,
- ResourceKind::TypedBuffer, /*IsROV=*/true)
+ setupBufferHandle(Decl, *SemaPtr, ResourceClass::UAV)
.addArraySubscriptOperators()
.completeDefinition();
});
diff --git a/clang/lib/Sema/SemaHLSL.cpp b/clang/lib/Sema/SemaHLSL.cpp
index eebe17a5b4bf7..d2b2f163231c9 100644
--- a/clang/lib/Sema/SemaHLSL.cpp
+++ b/clang/lib/Sema/SemaHLSL.cpp
@@ -29,6 +29,25 @@ using namespace clang;
SemaHLSL::SemaHLSL(Sema &S) : SemaBase(S) {}
+HLSLResourceAttr *SemaHLSL::mergeHLSLResourceAttr(bool CBuffer) {
+ // cbuffer case
+ if (CBuffer) {
+ HLSLResourceAttr *attr = HLSLResourceAttr::CreateImplicit(
+ getASTContext(), llvm::hlsl::ResourceClass::CBuffer,
+ llvm::hlsl::ResourceKind::CBuffer,
+ /*IsROV=*/false);
+ return attr;
+ }
+ // tbuffer case
+ else {
+ HLSLResourceAttr *attr = HLSLResourceAttr::CreateImplicit(
+ getASTContext(), llvm::hlsl::ResourceClass::SRV,
+ llvm::hlsl::ResourceKind::TBuffer,
+ /*IsROV=*/false);
+ return attr;
+ }
+}
+
Decl *SemaHLSL::ActOnStartBuffer(Scope *BufferScope, bool CBuffer,
SourceLocation KwLoc, IdentifierInfo *Ident,
SourceLocation IdentLoc,
@@ -38,6 +57,10 @@ Decl *SemaHLSL::ActOnStartBuffer(Scope *BufferScope, bool
CBuffer,
HLSLBufferDecl *Result = HLSLBufferDecl::Create(
getASTContext(), LexicalParent, CBuffer, KwLoc, Ident, IdentLoc, LBrace);
+ HLSLResourceAttr *NewAttr = mergeHLSLResourceAttr(CBuffer);
+ if (NewAttr)
+ Result->addAttr(NewAttr);
+
SemaRef.PushOnScopeChains(Result, BufferScope);
SemaRef.PushDeclContext(BufferScope, Result);
@@ -437,7 +460,206 @@ void SemaHLSL::handleShaderAttr(Decl *D, const ParsedAttr
&AL) {
D->addAttr(NewAttr);
}
+struct register_binding_flags {
+ bool resource = false;
+ bool udt = false;
+ bool other = false;
+ bool basic = false;
+
+ bool srv = false;
+ bool uav = false;
+ bool cbv = false;
+ bool sampler = false;
+
+ bool contains_numeric = false;
+ bool default_globals = false;
+};
+
+bool isDeclaredWithinCOrTBuffer(const Decl *decl) {
+ if (!decl)
+ return false;
+
+ // Traverse up the parent contexts
+ const DeclContext *context = decl->getDeclContext();
+ while (context) {
+ if (isa<HLSLBufferDecl>(context)) {
+ return true;
+ }
+ context = context->getParent();
+ }
+
+ return false;
+}
+
+const HLSLResourceAttr *
+getHLSLResourceAttrFromVarDecl(VarDecl *SamplerUAVOrSRV) {
+ const Type *Ty = SamplerUAVOrSRV->getType()->getPointeeOrArrayElementType();
+ if (!Ty)
+ llvm_unreachable("Resource class must have an element type.");
+
+ if (const BuiltinType *BTy = dyn_cast<BuiltinType>(Ty)) {
+ /* QualType QT = SamplerUAVOrSRV->getType();
+ PrintingPolicy PP = S.getPrintingPolicy();
+ std::string typestr = QualType::getAsString(QT.split(), PP);
+
+ S.Diag(ArgLoc, diag::err_hlsl_unsupported_register_resource_type)
+ << typestr;
+ return; */
+ return nullptr;
+ }
+
+ const CXXRecordDecl *TheRecordDecl = Ty->getAsCXXRecordDecl();
+ if (!TheRecordDecl)
+ llvm_unreachable("Resource class should have a resource type
declaration.");
+
+ if (auto TDecl = dyn_cast<ClassTemplateSpecializationDecl>(TheRecordDecl))
+ TheRecordDecl = TDecl->getSpecializedTemplate()->getTemplatedDecl();
+ TheRecordDecl = TheRecordDecl->getCanonicalDecl();
+ const auto *Attr = TheRecordDecl->getAttr<HLSLResourceAttr>();
+ return Attr;
+}
+
+void traverseType(QualType T, register_binding_flags &r) {
+ if (T->isIntegralOrEnumerationType() || T->isFloatingType()) {
+ r.contains_numeric = true;
+ return;
+ } else if (const RecordType *RT = T->getAs<RecordType>()) {
+ RecordDecl *SubRD = RT->getDecl();
+ if (auto TDecl = dyn_cast<ClassTemplateSpecializationDecl>(SubRD)) {
+ auto TheRecordDecl = TDecl->getSpecializedTemplate()->getTemplatedDecl();
+ TheRecordDecl = TheRecordDecl->getCanonicalDecl();
+ const auto *Attr = TheRecordDecl->getAttr<HLSLResourceAttr>();
+ llvm::hlsl::ResourceClass DeclResourceClass = Attr->getResourceClass();
+ switch (DeclResourceClass) {
+ case llvm::hlsl::ResourceClass::SRV: {
+ r.srv = true;
+ break;
+ }
+ case llvm::hlsl::ResourceClass::UAV: {
+ r.uav = true;
+ break;
+ }
+ case llvm::hlsl::ResourceClass::CBuffer: {
+ r.cbv = true;
+ break;
+ }
+ case llvm::hlsl::ResourceClass::Sampler: {
+ r.sampler = true;
+ break;
+ }
+ }
+ }
+
+ else if (SubRD->isCompleteDefinition()) {
+ for (auto Field : SubRD->fields()) {
+ QualType T = Field->getType();
+ traverseType(T, r);
+ }
+ }
+ }
+}
+
+void setResourceClassFlagsFromRecordDecl(register_binding_flags &r,
+ const RecordDecl *RD) {
+ if (!RD)
+ return;
+
+ if (RD->isCompleteDefinition()) {
+ for (auto Field : RD->fields()) {
+ QualType T = Field->getType();
+ traverseType(T, r);
+ }
+ }
+}
+
+register_binding_flags HLSLFillRegisterBindingFlags(Sema &S, Decl *D) {
+ register_binding_flags r;
+ if (!isDeclaredWithinCOrTBuffer(D)) {
+ // make sure the type is a basic / numeric type
+ if (VarDecl *v = dyn_cast<VarDecl>(D)) {
+ QualType t = v->getType();
+ // a numeric variable will inevitably end up in $Globals buffer
+ if (t->isIntegralType(S.getASTContext()) || t->isFloatingType())
+ r.default_globals = true;
+ }
+ }
+ // Cbuffers and Tbuffers are HLSLBufferDecl types
+ HLSLBufferDecl *CBufferOrTBuffer = dyn_cast<HLSLBufferDecl>(D);
+ // Samplers, UAVs, and SRVs are VarDecl types
+ VarDecl *SamplerUAVOrSRV = dyn_cast<VarDecl>(D);
+
+ if (CBufferOrTBuffer) {
+ r.resource = true;
+ if (CBufferOrTBuffer->isCBuffer())
+ r.cbv = true;
+ else
+ r.srv = true;
+ } else if (SamplerUAVOrSRV) {
+ const HLSLResourceAttr *res_attr =
+ getHLSLResourceAttrFromVarDecl(SamplerUAVOrSRV);
+ if (res_attr) {
+ llvm::hlsl::ResourceClass DeclResourceClass =
+ res_attr->getResourceClass();
+ r.resource = true;
+ switch (DeclResourceClass) {
+ case llvm::hlsl::ResourceClass::SRV: {
+ r.srv = true;
+ break;
+ }
+ case llvm::hlsl::ResourceClass::UAV: {
+ r.uav = true;
+ break;
+ }
+ case llvm::hlsl::ResourceClass::CBuffer: {
+ r.cbv = true;
+ break;
+ }
+ case llvm::hlsl::ResourceClass::Sampler: {
+ r.sampler = true;
+ break;
+ }
+ }
+ } else {
+ if (SamplerUAVOrSRV->getType()->isBuiltinType())
+ r.basic = true;
+ else if (SamplerUAVOrSRV->getType()->isAggregateType()) {
+ r.udt = true;
+ QualType VarType = SamplerUAVOrSRV->getType();
+ if (const RecordType *RT = VarType->getAs<RecordType>()) {
+ const RecordDecl *RD = RT->getDecl();
+ // recurse through members, set appropriate resource class flags.
+ setResourceClassFlagsFromRecordDecl(r, RD);
+ }
+ } else
+ r.other = true;
+ }
+ } else {
+ llvm_unreachable("unknown decl type");
+ }
+ return r;
+}
+
+static void DiagnoseHLSLResourceRegType(Sema &S, SourceLocation &ArgLoc,
+ Decl *D, StringRef &Slot) {
+
+ register_binding_flags f = HLSLFillRegisterBindingFlags(S, D);
+ // Samplers, UAVs, and SRVs are VarDecl types
+ VarDecl *SamplerUAVOrSRV = dyn_cast<VarDecl>(D);
+ // Cbuffers and Tbuffers are HLSLBufferDecl types
+ HLSLBufferDecl *CBufferOrTBuffer = dyn_cast<HLSLBufferDecl>(D);
+ if (!SamplerUAVOrSRV && !CBufferOrTBuffer)
+ return;
+
+ // TODO: emit diagnostic code based on the flags set in f.
+}
+
+
void SemaHLSL::handleResourceBindingAttr(Decl *D, const ParsedAttr &AL) {
+ if (dyn_cast<VarDecl>(D)) {
+ if (SemaRef.RequireCompleteType(D->getBeginLoc(),
cast<ValueDecl>(D)->getType(),
+ diag::err_incomplete_type))
+ return;
+ }
StringRef Space = "space0";
StringRef Slot = "";
@@ -470,13 +692,15 @@ void SemaHLSL::handleResourceBindingAttr(Decl *D, const
ParsedAttr &AL) {
// Validate.
if (!Slot.empty()) {
switch (Slot[0]) {
+ case 't':
case 'u':
case 'b':
case 's':
- case 't':
+ case 'c':
+ case 'i':
break;
default:
- Diag(ArgLoc, diag::err_hlsl_unsupported_register_type)
+ Diag(ArgLoc, diag::err_hlsl_unsupported_register_prefix)
<< Slot.substr(0, 1);
return;
}
@@ -500,8 +724,8 @@ void SemaHLSL::handleResourceBindingAttr(Decl *D, const
ParsedAttr &AL) {
return;
}
- // FIXME: check reg type match decl. Issue
- // https://github.com/llvm/llvm-project/issues/57886.
+ DiagnoseHLSLResourceRegType(SemaRef, ArgLoc, D, Slot);
+
HLSLResourceBindingAttr *NewAttr =
HLSLResourceBindingAttr::Create(getASTContext(), Slot, Space, AL);
if (NewAttr)
diff --git a/clang/test/AST/HLSL/ast-dump-comment-cbuffe-tbufferr.hlsl
b/clang/test/AST/HLSL/ast-dump-comment-cbuffe-tbufferr.hlsl
index a98dc0f4ce431..727d505471bcb 100644
--- a/clang/test/AST/HLSL/ast-dump-comment-cbuffe-tbufferr.hlsl
+++ b/clang/test/AST/HLSL/ast-dump-comment-cbuffe-tbufferr.hlsl
@@ -38,12 +38,14 @@ tbuffer B {
}
// AST:HLSLBufferDecl {{.*}}:11:1, line:20:1> line:11:9 cbuffer A
+// AST-NEXT:-HLSLResourceAttr {{.*}} <<invalid sloc>> Implicit CBuffer CBuffer
// AST-NEXT:FullComment {{.*}}<line:10:4, col:17>
// AST-NEXT:`-ParagraphComment {{.*}}<col:4, col:17>
// AST-NEXT:`-TextComment {{.*}}<col:4, col:17> Text=" CBuffer decl."
// AST-NEXT:-VarDecl {{.*}}<line:15:5, col:11> col:11 a 'float'
// AST-NEXT:`-VarDecl {{.*}}<line:19:5, col:9> col:9 b 'int'
// AST-NEXT:HLSLBufferDecl {{.*}}<line:29:1, line:38:1> line:29:9 tbuffer B
+// AST-NEXT:-HLSLResourceAttr {{.*}} <<invalid sloc>> Implicit SRV TBuffer
// AST-NEXT:-FullComment {{.*}}<line:28:4, col:17>
// AST-NEXT: `-ParagraphComment {{.*}}<col:4, col:17>
// AST-NEXT: `-TextComment {{.*}}<col:4, col:17> Text=" TBuffer decl."
diff --git a/clang/test/AST/HLSL/cbuffer_tbuffer.hlsl
b/clang/test/AST/HLSL/cbuffer_tbuffer.hlsl
index 7204dcd16e0a9..a67688d510ea6 100644
--- a/clang/test/AST/HLSL/cbuffer_tbuffer.hlsl
+++ b/clang/test/AST/HLSL/cbuffer_tbuffer.hlsl
@@ -1,12 +1,14 @@
// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.3-library -x hlsl -ast-dump -o
- %s | FileCheck %s
-// CHECK:HLSLBufferDecl 0x[[CB:[0-9a-f]+]] {{.*}} line:5:9 cbuffer CB
+// CHECK:HLSLBufferDecl 0x[[CB:[0-9a-f]+]] {{.*}} line:6:9 cbuffer CB
+// CHECK-NEXT:HLSLResourceAttr {{.*}} <<invalid sloc>> Implicit CBuffer CBuffer
// CHECK-NEXT:VarDecl 0x[[A:[0-9a-f]+]] {{.*}} col:9 used a 'float'
cbuffer CB {
float a;
}
-// CHECK:HLSLBufferDecl 0x[[TB:[0-9a-f]+]] {{.*}} line:11:9 tbuffer TB
+// CHECK:HLSLBufferDecl 0x[[TB:[0-9a-f]+]] {{.*}} line:13:9 tbuffer TB
+// CHECK-NEXT:HLSLResourceAttr {{.*}} <<invalid sloc>> Implicit SRV TBuffer
// CHECK-NEXT:VarDecl 0x[[B:[0-9a-f]+]] {{.*}} col:9 used b 'float'
tbuffer TB {
float b;
diff --git a/clang/test/AST/HLSL/packoffset.hlsl
b/clang/test/AST/HLSL/packoffset.hlsl
index 060288c2f7f76..1dc99620c55c4 100644
--- a/clang/test/AST/HLSL/packoffset.hlsl
+++ b/clang/test/AST/HLSL/packoffset.hlsl
@@ -4,6 +4,7 @@
// CHECK: HLSLBufferDecl {{.*}} cbuffer A
cbuffer A
{
+ // CHECK-NEXT:-HLSLResourceAttr {{.*}} <<invalid sloc>> line:5:9 cbuffer A
// CHECK-NEXT: VarDecl {{.*}} A1 'float4'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 0 0
float4 A1 : packoffset(c);
diff --git a/clang/test/AST/HLSL/pch_hlsl_buffer.hlsl
b/clang/test/AST/HLSL/pch_hlsl_buffer.hlsl
index e9a6ea1a16312..e264241e62e92 100644
--- a/clang/test/AST/HLSL/pch_hlsl_buffer.hlsl
+++ b/clang/test/AST/HLSL/pch_hlsl_buffer.hlsl
@@ -17,8 +17,10 @@ float foo() {
}
// Make sure cbuffer/tbuffer works for PCH.
// CHECK:HLSLBufferDecl 0x{{[0-9a-f]+}} <{{.*}}:7:1, line:9:1> line:7:9
imported <undeserialized declarations> cbuffer A
+// CHECK-NEXT:HLSLResourceAttr {{.*}} <<invalid sloc>> Implicit CBuffer CBuffer
// CHECK-NEXT:`-VarDecl 0x[[A:[0-9a-f]+]] <line:8:3, col:9> col:9 imported
used a 'float'
// CHECK-NEXT:HLSLBufferDecl 0x{{[0-9a-f]+}} <line:11:1, line:13:1> line:11:9
imported <undeserialized declarations> tbuffer B
+// CHECK-NEXT:HLSLResourceAttr {{.*}} <<invalid sloc>> Implicit SRV TBuffer
// CHECK-NEXT:`-VarDecl 0x[[B:[0-9a-f]+]] <line:12:3, col:9> col:9 imported
used b 'float'
// CHECK-NEXT:FunctionDecl 0x{{[0-9a-f]+}} <line:15:1, line:17:1> line:15:7
imported foo 'float ()'
// CHECK-NEXT:CompoundStmt 0x{{[0-9a-f]+}} <col:13, line:17:1>
diff --git a/clang/test/AST/HLSL/resource_binding_attr.hlsl
b/clang/test/AST/HLSL/resource_binding_attr.hlsl
index 71900f2dbda55..9752494f5adc9 100644
--- a/clang/test/AST/HLSL/resource_binding_attr.hlsl
+++ b/clang/test/AST/HLSL/resource_binding_attr.hlsl
@@ -1,13 +1,15 @@
// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.3-library -x hlsl -ast-dump -o
- %s | FileCheck %s
-// CHECK:HLSLBufferDecl 0x[[CB:[0-9a-f]+]] {{.*}} line:6:9 cbuffer CB
+// CHECK:HLSLBufferDecl 0x[[CB:[0-9a-f]+]] {{.*}} line:7:9 cbuffer CB
+// CHECK-NEXT:HLSLResourceAttr 0x[[CB:[0-9a-f]+]] {{.*}} Implicit CBuffer
CBuffer
// CHECK-NEXT:HLSLResourceBindingAttr 0x{{[0-9a-f]+}} <col:14> "b3" "space2"
// CHECK-NEXT:VarDecl 0x[[A:[0-9a-f]+]] {{.*}} col:9 used a 'float'
cbuffer CB : register(b3, space2) {
float a;
}
-// CHECK:HLSLBufferDecl 0x[[TB:[0-9a-f]+]] {{.*}} line:13:9 tbuffer TB
+// CHECK:HLSLBufferDecl 0x[[TB:[0-9a-f]+]] {{.*}} line:15:9 tbuffer TB
+// CHECK-NEXT:HLSLResourceAttr 0x[[CB:[0-9a-f]+]] {{.*}} Implicit SRV TBuffer
// CHECK-NEXT:HLSLResourceBindingAttr 0x{{[0-9a-f]+}} <col:14> "t2" "space1"
// CHECK-NEXT:VarDecl 0x[[B:[0-9a-f]+]] {{.*}} col:9 used b 'float'
tbuffer TB : register(t2, space1) {
diff --git a/clang/test/SemaHLSL/resource_binding_attr_error.hlsl
b/clang/test/SemaHLSL/resource_binding_attr_error.hlsl
index 2f8aa098db701..58a1f3f1f64d7 100644
--- a/clang/test/SemaHLSL/resource_binding_attr_error.hlsl
+++ b/clang/test/SemaHLSL/resource_binding_attr_error.hlsl
@@ -1,9 +1,9 @@
// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.3-library -x hlsl -o -
-fsyntax-only %s -verify
-// expected-error@+1 {{invalid resource class specifier 'c' used; expected
'b', 's', 't', or 'u'}}
+// FIXME: emit a diagnostic because float doesn't match the 'c' register type
float a : register(c0, space1);
-// expected-error@+1 {{invalid resource class specifier 'i' used; expected
'b', 's', 't', or 'u'}}
+// FIXME: emit a diagnostic because cbuffer doesn't match the 'i' register type
cbuffer b : register(i0) {
}
@@ -33,28 +33,27 @@ cbuffer C : register(b 2) {}
// expected-error@+1 {{wrong argument format for hlsl attribute, use space3
instead}}
cbuffer D : register(b 2, space 3) {}
-// expected-warning@+1 {{'register' attribute only applies to cbuffer/tbuffer
and external global variables}}
+// expected-error@+1 {{'register' attribute only applies to cbuffer/tbuffer
and external global variables}}
static RWBuffer<float> U : register(u5);
void foo() {
- // expected-warning@+1 {{'register' attribute only applies to
cbuffer/tbuffer and external global variables}}
+ // expected-error@+1 {{'register' attribute only applies to cbuffer/tbuffer
and external global variables}}
RWBuffer<float> U : register(u3);
}
void foo2() {
- // expected-warning@+1 {{'register' attribute only applies to
cbuffer/tbuffer and external global variables}}
+ // expected-error@+1 {{'register' attribute only applies to cbuffer/tbuffer
and external global variables}}
extern RWBuffer<float> U2 : register(u5);
}
-// FIXME: expect-error once fix
https://github.com/llvm/llvm-project/issues/57886.
+
+// FIXME: emit a diagnostic because float doesn't match the 'u' register type
float b : register(u0, space1);
-// expected-warning@+1 {{'register' attribute only applies to cbuffer/tbuffer
and external global variables}}
+// expected-error@+1 {{'register' attribute only applies to cbuffer/tbuffer
and external global variables}}
void bar(RWBuffer<float> U : register(u3)) {
}
-struct S {
- // FIXME: generate better error when support semantic on struct field.
- // See https://github.com/llvm/llvm-project/issues/57889.
- // expected-warning@+1 {{'register' attribute only applies to
cbuffer/tbuffer and external global variables}}
+struct S {
+ // expected-error@+1 {{'register' attribute only applies to cbuffer/tbuffer
and external global variables}}
RWBuffer<float> U : register(u3);
};
diff --git a/clang/test/SemaHLSL/resource_binding_attr_error_mismatch.hlsl
b/clang/test/SemaHLSL/resource_binding_attr_error_mismatch.hlsl
new file mode 100644
index 0000000000000..b47171f878436
--- /dev/null
+++ b/clang/test/SemaHLSL/resource_binding_attr_error_mismatch.hlsl
@@ -0,0 +1,74 @@
+// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.3-library -x hlsl -o -
-fsyntax-only %s -verify
+
+
+// expected-error@+1 {{invalid register name prefix 'b' for register resource
type 'RWBuffer' (expected 'u')}}
+RWBuffer<int> a : register(b2, space1);
+
+// expected-error@+1 {{invalid register name prefix 't' for register resource
type 'RWBuffer' (expected 'u')}}
+RWBuffer<int> b : register(t2, space1);
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'Texture1D' (expected 't')}}
+// NOT YET IMPLEMENTED Texture1D<float> tex : register(u3);
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 's' for register type
'Texture2D' (expected 't')}}
+// NOT YET IMPLEMENTED Texture2D<float> Texture : register(s0);
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'Texture2DMS' (expected 't')}}
+// NOT YET IMPLEMENTED Texture2DMS<float4, 4> T2DMS_t2 : register(u2)
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 't' for register type
'RWTexture3D' (expected 'u')}}
+// NOT YET IMPLEMENTED RWTexture3D<float4> RWT3D_u1 : register(t1)
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 'b' for register type
'TextureCube' (expected 't')}}
+// NOT YET IMPLEMENTED TextureCube <float> t8 : register(b8);
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 'b' for register type
'TextureCubeArray' (expected 't')}}
+// NOT YET IMPLEMENTED TextureCubeArray TCubeArray_t2 : register(b2);
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 'b' for register type
'Texture1DArray' (expected 't')}}
+// NOT YET IMPLEMENTED Texture1DArray T1DArray_t2 : register(b2);
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 'B' for register type
'Texture2DArray' (expected 't')}}
+// NOT YET IMPLEMENTED Texture2DArray T2DArray_b2 : register(B2);
+
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'Texture2DMSArray' (expected 't')}}
+// NOT YET IMPLEMENTED Texture2DMSArray<float4> msTextureArray : register(u2,
space2);
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'TextureCubeArray' (expected 't')}}
+// NOT YET IMPLEMENTED TextureCubeArray TCubeArray_f2 : register(u2);
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'TypedBuffer' (expected 't')}}
+// NOT YET IMPLEMENTED TypedBuffer tbuf : register(u2);
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'RawBuffer' (expected 't')}}
+// NOT YET IMPLEMENTED RawBuffer rbuf : register(u2);
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 't' for register type
'StructuredBuffer' (expected 'u')}}
+// NOT YET IMPLEMENTED StructuredBuffer ROVStructuredBuff_t2 : register(T2);
+
+// expected-error@+1 {{invalid register name prefix 's' for register resource
type 'cbuffer' (expected 'b')}}
+cbuffer f : register(s2, space1) {}
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 't' for register type
'Sampler' (expected 's')}}
+// Can this type just be Sampler instead of SamplerState?
+// NOT YET IMPLEMENTED SamplerState MySampler : register(t3, space1);
+
+// expected-error@+1 {{invalid register name prefix 's' for register resource
type 'tbuffer' (expected 't')}}
+tbuffer f : register(s2, space1) {}
+
+// NOT YET IMPLEMENTED : RTAccelerationStructure doesn't have any example
tests in DXC
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'FeedbackTexture2D' (expected 't')}}
+// NOT YET IMPLEMENTED FeedbackTexture2D<float> FBTex2D[3][] : register(u0,
space26);
+
+// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'FeedbackTexture2DArray' (expected 't')}}
+// NOT YET IMPLEMENTED FeedbackTexture2DArray<float> FBTex2DArr[3][2][] :
register(u0, space27);
+
+
+// empty binding prefix cases:
+// expected-error@+1 {{expected identifier}}
+RWBuffer<int> c: register();
+
+// expected-error@+1 {{expected identifier}}
+RWBuffer<int> d: register("");
>From 8e20fce2dbb0e88bc6c286815d36339f37d34d80 Mon Sep 17 00:00:00 2001
From: Joshua Batista <jbati...@microsoft.com>
Date: Fri, 28 Jun 2024 16:18:43 -0700
Subject: [PATCH 2/3] remove mismatch test, will be applied in step 2 PR.
update packoffset
---
clang/test/AST/HLSL/packoffset.hlsl | 2 +-
.../resource_binding_attr_error_mismatch.hlsl | 74 -------------------
2 files changed, 1 insertion(+), 75 deletions(-)
delete mode 100644
clang/test/SemaHLSL/resource_binding_attr_error_mismatch.hlsl
diff --git a/clang/test/AST/HLSL/packoffset.hlsl
b/clang/test/AST/HLSL/packoffset.hlsl
index 1dc99620c55c4..9deb63caa500a 100644
--- a/clang/test/AST/HLSL/packoffset.hlsl
+++ b/clang/test/AST/HLSL/packoffset.hlsl
@@ -4,7 +4,7 @@
// CHECK: HLSLBufferDecl {{.*}} cbuffer A
cbuffer A
{
- // CHECK-NEXT:-HLSLResourceAttr {{.*}} <<invalid sloc>> line:5:9 cbuffer A
+ // CHECK-NEXT:-HLSLResourceAttr {{.*}} <<invalid sloc>> Implicit CBuffer
CBuffer
// CHECK-NEXT: VarDecl {{.*}} A1 'float4'
// CHECK-NEXT: HLSLPackOffsetAttr {{.*}} 0 0
float4 A1 : packoffset(c);
diff --git a/clang/test/SemaHLSL/resource_binding_attr_error_mismatch.hlsl
b/clang/test/SemaHLSL/resource_binding_attr_error_mismatch.hlsl
deleted file mode 100644
index b47171f878436..0000000000000
--- a/clang/test/SemaHLSL/resource_binding_attr_error_mismatch.hlsl
+++ /dev/null
@@ -1,74 +0,0 @@
-// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.3-library -x hlsl -o -
-fsyntax-only %s -verify
-
-
-// expected-error@+1 {{invalid register name prefix 'b' for register resource
type 'RWBuffer' (expected 'u')}}
-RWBuffer<int> a : register(b2, space1);
-
-// expected-error@+1 {{invalid register name prefix 't' for register resource
type 'RWBuffer' (expected 'u')}}
-RWBuffer<int> b : register(t2, space1);
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'Texture1D' (expected 't')}}
-// NOT YET IMPLEMENTED Texture1D<float> tex : register(u3);
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 's' for register type
'Texture2D' (expected 't')}}
-// NOT YET IMPLEMENTED Texture2D<float> Texture : register(s0);
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'Texture2DMS' (expected 't')}}
-// NOT YET IMPLEMENTED Texture2DMS<float4, 4> T2DMS_t2 : register(u2)
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 't' for register type
'RWTexture3D' (expected 'u')}}
-// NOT YET IMPLEMENTED RWTexture3D<float4> RWT3D_u1 : register(t1)
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 'b' for register type
'TextureCube' (expected 't')}}
-// NOT YET IMPLEMENTED TextureCube <float> t8 : register(b8);
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 'b' for register type
'TextureCubeArray' (expected 't')}}
-// NOT YET IMPLEMENTED TextureCubeArray TCubeArray_t2 : register(b2);
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 'b' for register type
'Texture1DArray' (expected 't')}}
-// NOT YET IMPLEMENTED Texture1DArray T1DArray_t2 : register(b2);
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 'B' for register type
'Texture2DArray' (expected 't')}}
-// NOT YET IMPLEMENTED Texture2DArray T2DArray_b2 : register(B2);
-
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'Texture2DMSArray' (expected 't')}}
-// NOT YET IMPLEMENTED Texture2DMSArray<float4> msTextureArray : register(u2,
space2);
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'TextureCubeArray' (expected 't')}}
-// NOT YET IMPLEMENTED TextureCubeArray TCubeArray_f2 : register(u2);
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'TypedBuffer' (expected 't')}}
-// NOT YET IMPLEMENTED TypedBuffer tbuf : register(u2);
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'RawBuffer' (expected 't')}}
-// NOT YET IMPLEMENTED RawBuffer rbuf : register(u2);
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 't' for register type
'StructuredBuffer' (expected 'u')}}
-// NOT YET IMPLEMENTED StructuredBuffer ROVStructuredBuff_t2 : register(T2);
-
-// expected-error@+1 {{invalid register name prefix 's' for register resource
type 'cbuffer' (expected 'b')}}
-cbuffer f : register(s2, space1) {}
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 't' for register type
'Sampler' (expected 's')}}
-// Can this type just be Sampler instead of SamplerState?
-// NOT YET IMPLEMENTED SamplerState MySampler : register(t3, space1);
-
-// expected-error@+1 {{invalid register name prefix 's' for register resource
type 'tbuffer' (expected 't')}}
-tbuffer f : register(s2, space1) {}
-
-// NOT YET IMPLEMENTED : RTAccelerationStructure doesn't have any example
tests in DXC
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'FeedbackTexture2D' (expected 't')}}
-// NOT YET IMPLEMENTED FeedbackTexture2D<float> FBTex2D[3][] : register(u0,
space26);
-
-// NOT YET IMPLEMENTED : {{invalid register name prefix 'u' for register type
'FeedbackTexture2DArray' (expected 't')}}
-// NOT YET IMPLEMENTED FeedbackTexture2DArray<float> FBTex2DArr[3][2][] :
register(u0, space27);
-
-
-// empty binding prefix cases:
-// expected-error@+1 {{expected identifier}}
-RWBuffer<int> c: register();
-
-// expected-error@+1 {{expected identifier}}
-RWBuffer<int> d: register("");
>From 8e19f3dd702e0e65b991b2a741405c224a066ba0 Mon Sep 17 00:00:00 2001
From: Joshua Batista <jbati...@microsoft.com>
Date: Fri, 28 Jun 2024 16:29:20 -0700
Subject: [PATCH 3/3] clang-format
---
clang/include/clang/Sema/SemaHLSL.h | 2 +-
clang/lib/Sema/SemaHLSL.cpp | 12 ++++++------
2 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/clang/include/clang/Sema/SemaHLSL.h
b/clang/include/clang/Sema/SemaHLSL.h
index d3d36d04d1019..4e2a93209386e 100644
--- a/clang/include/clang/Sema/SemaHLSL.h
+++ b/clang/include/clang/Sema/SemaHLSL.h
@@ -21,8 +21,8 @@
#include "clang/Basic/IdentifierTable.h"
#include "clang/Basic/SourceLocation.h"
#include "clang/Sema/Scope.h"
-#include "clang/Sema/SemaBase.h"
#include "clang/Sema/Sema.h"
+#include "clang/Sema/SemaBase.h"
#include <initializer_list>
namespace clang {
diff --git a/clang/lib/Sema/SemaHLSL.cpp b/clang/lib/Sema/SemaHLSL.cpp
index d2b2f163231c9..8b6ecc6b7d992 100644
--- a/clang/lib/Sema/SemaHLSL.cpp
+++ b/clang/lib/Sema/SemaHLSL.cpp
@@ -546,7 +546,7 @@ void traverseType(QualType T, register_binding_flags &r) {
case llvm::hlsl::ResourceClass::Sampler: {
r.sampler = true;
break;
- }
+ }
}
}
@@ -617,7 +617,7 @@ register_binding_flags HLSLFillRegisterBindingFlags(Sema
&S, Decl *D) {
case llvm::hlsl::ResourceClass::Sampler: {
r.sampler = true;
break;
- }
+ }
}
} else {
if (SamplerUAVOrSRV->getType()->isBuiltinType())
@@ -653,11 +653,11 @@ static void DiagnoseHLSLResourceRegType(Sema &S,
SourceLocation &ArgLoc,
// TODO: emit diagnostic code based on the flags set in f.
}
-
void SemaHLSL::handleResourceBindingAttr(Decl *D, const ParsedAttr &AL) {
- if (dyn_cast<VarDecl>(D)) {
- if (SemaRef.RequireCompleteType(D->getBeginLoc(),
cast<ValueDecl>(D)->getType(),
- diag::err_incomplete_type))
+ if (dyn_cast<VarDecl>(D)) {
+ if (SemaRef.RequireCompleteType(D->getBeginLoc(),
+ cast<ValueDecl>(D)->getType(),
+ diag::err_incomplete_type))
return;
}
StringRef Space = "space0";
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