[clang] 2c68227 - Revert "[HLSL] add IsTypedResourceElementCompatible type trait" (#114853)
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cfe-commits at lists.llvm.org
Mon Nov 4 11:14:08 PST 2024
Author: Joshua Batista
Date: 2024-11-04T11:14:04-08:00
New Revision: 2c682272ae7b307ca6e803de1c74baae152ef44c
URL: https://github.com/llvm/llvm-project/commit/2c682272ae7b307ca6e803de1c74baae152ef44c
DIFF: https://github.com/llvm/llvm-project/commit/2c682272ae7b307ca6e803de1c74baae152ef44c.diff
LOG: Revert "[HLSL] add IsTypedResourceElementCompatible type trait" (#114853)
Reverts llvm/llvm-project#113730
Reverting because test compiler-rt default failed, with:
error: comparison of different enumeration types ('Kind' and
'clang::Type::TypeClass')
Added:
Modified:
clang/include/clang/Basic/TokenKinds.def
clang/include/clang/Sema/SemaHLSL.h
clang/lib/Sema/SemaExprCXX.cpp
clang/lib/Sema/SemaHLSL.cpp
Removed:
clang/test/SemaHLSL/Types/Traits/IsTypedResourceElementCompatible.hlsl
clang/test/SemaHLSL/Types/Traits/IsTypedResourceElementCompatibleErrors.hlsl
################################################################################
diff --git a/clang/include/clang/Basic/TokenKinds.def b/clang/include/clang/Basic/TokenKinds.def
index 2c692c999bdff5..fdfb35de9cf287 100644
--- a/clang/include/clang/Basic/TokenKinds.def
+++ b/clang/include/clang/Basic/TokenKinds.def
@@ -662,7 +662,6 @@ KEYWORD(out , KEYHLSL)
// HLSL Type traits
TYPE_TRAIT_2(__builtin_hlsl_is_scalarized_layout_compatible, IsScalarizedLayoutCompatible, KEYHLSL)
TYPE_TRAIT_1(__builtin_hlsl_is_intangible, IsIntangibleType, KEYHLSL)
-TYPE_TRAIT_1(__builtin_hlsl_is_typed_resource_element_compatible, IsTypedResourceElementCompatible, KEYHLSL)
// OpenMP Type Traits
UNARY_EXPR_OR_TYPE_TRAIT(__builtin_omp_required_simd_align, OpenMPRequiredSimdAlign, KEYALL)
diff --git a/clang/include/clang/Sema/SemaHLSL.h b/clang/include/clang/Sema/SemaHLSL.h
index 06c541dec08cc8..e30acd87f77218 100644
--- a/clang/include/clang/Sema/SemaHLSL.h
+++ b/clang/include/clang/Sema/SemaHLSL.h
@@ -132,7 +132,6 @@ class SemaHLSL : public SemaBase {
// HLSL Type trait implementations
bool IsScalarizedLayoutCompatible(QualType T1, QualType T2) const;
- bool IsTypedResourceElementCompatible(QualType T1);
bool CheckCompatibleParameterABI(FunctionDecl *New, FunctionDecl *Old);
diff --git a/clang/lib/Sema/SemaExprCXX.cpp b/clang/lib/Sema/SemaExprCXX.cpp
index 0001e343da84be..50c1b24fce6da7 100644
--- a/clang/lib/Sema/SemaExprCXX.cpp
+++ b/clang/lib/Sema/SemaExprCXX.cpp
@@ -5032,7 +5032,6 @@ static bool CheckUnaryTypeTraitTypeCompleteness(Sema &S, TypeTrait UTT,
case UTT_IsScalar:
case UTT_IsCompound:
case UTT_IsMemberPointer:
- case UTT_IsTypedResourceElementCompatible:
// Fall-through
// These traits are modeled on type predicates in C++0x [meta.unary.prop]
@@ -5715,15 +5714,6 @@ static bool EvaluateUnaryTypeTrait(Sema &Self, TypeTrait UTT,
tok::kw___builtin_hlsl_is_intangible))
return false;
return T->isHLSLIntangibleType();
-
- case UTT_IsTypedResourceElementCompatible:
- assert(Self.getLangOpts().HLSL &&
- "line vector layout compatible types are HLSL-only feature");
- if (Self.RequireCompleteType(TInfo->getTypeLoc().getBeginLoc(), T,
- diag::err_incomplete_type))
- return false;
-
- return Self.HLSL().IsTypedResourceElementCompatible(T);
}
}
diff --git a/clang/lib/Sema/SemaHLSL.cpp b/clang/lib/Sema/SemaHLSL.cpp
index e5eb75765383c0..a472538236e2d9 100644
--- a/clang/lib/Sema/SemaHLSL.cpp
+++ b/clang/lib/Sema/SemaHLSL.cpp
@@ -2199,51 +2199,6 @@ static void BuildFlattenedTypeList(QualType BaseTy,
}
}
-bool SemaHLSL::IsTypedResourceElementCompatible(clang::QualType QT) {
- if (QT.isNull())
- return false;
-
- // check if the outer type was an array type
- if (QT->isArrayType())
- return false;
-
- llvm::SmallVector<QualType, 4> QTTypes;
- BuildFlattenedTypeList(QT, QTTypes);
-
- assert(QTTypes.size() > 0 &&
- "expected at least one constituent type from non-null type");
- QualType FirstQT = QTTypes[0];
-
- // element count cannot exceed 4
- if (QTTypes.size() > 4)
- return false;
-
- for (QualType TempQT : QTTypes) {
- // ensure homogeneity
- if (TempQT != FirstQT)
- return false;
-
- if (const BuiltinType *BT = TempQT->getAs<BuiltinType>()) {
- if (BT->getKind() == BuiltinType::Bool ||
- BT->getKind() == BuiltinType::Enum)
- return false;
-
- // Check if it is an array type.
- if (TempQT->isArrayType())
- return false;
- }
- }
-
- // if the loop above completes without returning, then
- // we've guaranteed homogeneity
- int TotalSizeInBytes =
- (SemaRef.Context.getTypeSize(FirstQT) / 8) * QTTypes.size();
- if (TotalSizeInBytes > 16)
- return false;
-
- return true;
-}
-
bool SemaHLSL::IsScalarizedLayoutCompatible(QualType T1, QualType T2) const {
if (T1.isNull() || T2.isNull())
return false;
diff --git a/clang/test/SemaHLSL/Types/Traits/IsTypedResourceElementCompatible.hlsl b/clang/test/SemaHLSL/Types/Traits/IsTypedResourceElementCompatible.hlsl
deleted file mode 100644
index 669c03ea39c8f7..00000000000000
--- a/clang/test/SemaHLSL/Types/Traits/IsTypedResourceElementCompatible.hlsl
+++ /dev/null
@@ -1,101 +0,0 @@
-// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.6-library -finclude-default-header -fnative-half-type -verify %s
-// expected-no-diagnostics
-
-struct oneInt {
- int i;
-};
-
-struct twoInt {
- int aa;
- int ab;
-};
-
-struct threeInts {
- oneInt o;
- twoInt t;
-};
-
-struct oneFloat {
- float f;
-};
-struct depthDiff {
- int i;
- oneInt o;
- oneFloat f;
-};
-
-struct notHomogenous{
- int i;
- float f;
-};
-
-struct EightElements {
- twoInt x[2];
- twoInt y[2];
-};
-
-struct EightHalves {
-half x[8];
-};
-
-struct intVec {
- int2 i;
-};
-
-struct oneIntWithVec {
- int i;
- oneInt i2;
- int2 i3;
-};
-
-struct weirdStruct {
- int i;
- intVec iv;
-};
-
-_Static_assert(__builtin_hlsl_is_typed_resource_element_compatible(int), "");
-_Static_assert(__builtin_hlsl_is_typed_resource_element_compatible(float), "");
-_Static_assert(__builtin_hlsl_is_typed_resource_element_compatible(float4), "");
-_Static_assert(__builtin_hlsl_is_typed_resource_element_compatible(double2), "");
-_Static_assert(__builtin_hlsl_is_typed_resource_element_compatible(oneInt), "");
-_Static_assert(__builtin_hlsl_is_typed_resource_element_compatible(oneFloat), "");
-_Static_assert(__builtin_hlsl_is_typed_resource_element_compatible(twoInt), "");
-_Static_assert(__builtin_hlsl_is_typed_resource_element_compatible(threeInts), "");
-_Static_assert(!__builtin_hlsl_is_typed_resource_element_compatible(notHomogenous), "");
-_Static_assert(!__builtin_hlsl_is_typed_resource_element_compatible(depthDiff), "");
-_Static_assert(!__builtin_hlsl_is_typed_resource_element_compatible(EightElements), "");
-_Static_assert(!__builtin_hlsl_is_typed_resource_element_compatible(EightHalves), "");
-_Static_assert(__builtin_hlsl_is_typed_resource_element_compatible(oneIntWithVec), "");
-_Static_assert(__builtin_hlsl_is_typed_resource_element_compatible(weirdStruct), "");
-_Static_assert(!__builtin_hlsl_is_typed_resource_element_compatible(RWBuffer<int>), "");
-
-
-// arrays not allowed
-_Static_assert(!__builtin_hlsl_is_typed_resource_element_compatible(half[4]), "");
-
-template<typename T> struct TemplatedBuffer {
- T a;
- __hlsl_resource_t h;
-};
-_Static_assert(!__builtin_hlsl_is_typed_resource_element_compatible(TemplatedBuffer<int>), "");
-
-struct MyStruct1 : TemplatedBuffer<float> {
- float x;
-};
-_Static_assert(!__builtin_hlsl_is_typed_resource_element_compatible(MyStruct1), "");
-
-struct MyStruct2 {
- const TemplatedBuffer<float> TB[10];
-};
-_Static_assert(!__builtin_hlsl_is_typed_resource_element_compatible(MyStruct2), "");
-
-template<typename T> struct SimpleTemplate {
- T a;
-};
-
-// though the element type is incomplete, the type trait should still technically return true
-_Static_assert(__builtin_hlsl_is_typed_resource_element_compatible(SimpleTemplate<__hlsl_resource_t>), "");
-
-_Static_assert(__builtin_hlsl_is_typed_resource_element_compatible(SimpleTemplate<float>), "");
-
-
diff --git a/clang/test/SemaHLSL/Types/Traits/IsTypedResourceElementCompatibleErrors.hlsl b/clang/test/SemaHLSL/Types/Traits/IsTypedResourceElementCompatibleErrors.hlsl
deleted file mode 100644
index 167a5be6e93843..00000000000000
--- a/clang/test/SemaHLSL/Types/Traits/IsTypedResourceElementCompatibleErrors.hlsl
+++ /dev/null
@@ -1,10 +0,0 @@
-// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.6-library -finclude-default-header -fnative-half-type -verify %s
-
-// types must be complete
-_Static_assert(__builtin_hlsl_is_typed_resource_element_compatible(__hlsl_resource_t), "");
-
-// expected-note at +1{{forward declaration of 'notComplete'}}
-struct notComplete;
-// expected-error at +1{{incomplete type 'notComplete' where a complete type is required}}
-_Static_assert(!__builtin_hlsl_is_typed_resource_element_compatible(notComplete), "");
-
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