llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT--> @llvm/pr-subscribers-clang Author: Helena Kotas (hekota) <details> <summary>Changes</summary> Changes `StructuredBuffer` resource class to SRV (read-only) according to existing [DXC](https://godbolt.org/z/EjY9jbv4W) implementation and [Proposal for mapping resource attributes](https://github.com/llvm/wg-hlsl/pull/76). Part of [#<!-- -->112775](https://github.com/llvm/llvm-project/issues/112775) --- Full diff: https://github.com/llvm/llvm-project/pull/113397.diff 6 Files Affected: - (modified) clang/lib/Sema/HLSLExternalSemaSource.cpp (+1-1) - (modified) clang/test/AST/HLSL/StructuredBuffer-AST.hlsl (+2-2) - (modified) clang/test/CodeGenHLSL/builtins/StructuredBuffer-annotations.hlsl (+5-5) - (modified) clang/test/CodeGenHLSL/builtins/StructuredBuffer-constructor.hlsl (+6-6) - (modified) clang/test/CodeGenHLSL/builtins/StructuredBuffer-elementtype.hlsl (+13-13) - (modified) clang/test/CodeGenHLSL/builtins/hlsl_resource_t.hlsl (+1-1) ``````````diff diff --git a/clang/lib/Sema/HLSLExternalSemaSource.cpp b/clang/lib/Sema/HLSLExternalSemaSource.cpp index 5f51047b4d7b12..50bb307982d3f0 100644 --- a/clang/lib/Sema/HLSLExternalSemaSource.cpp +++ b/clang/lib/Sema/HLSLExternalSemaSource.cpp @@ -513,7 +513,7 @@ void HLSLExternalSemaSource::defineHLSLTypesWithForwardDeclarations() { .addSimpleTemplateParams(*SemaPtr, {"element_type"}) .Record; onCompletion(Decl, [this](CXXRecordDecl *Decl) { - setupBufferType(Decl, *SemaPtr, ResourceClass::UAV, + setupBufferType(Decl, *SemaPtr, ResourceClass::SRV, ResourceKind::TypedBuffer, /*IsROV=*/false, /*RawBuffer=*/true) .addArraySubscriptOperators() diff --git a/clang/test/AST/HLSL/StructuredBuffer-AST.hlsl b/clang/test/AST/HLSL/StructuredBuffer-AST.hlsl index 030fcfc31691dc..2c12e993270cad 100644 --- a/clang/test/AST/HLSL/StructuredBuffer-AST.hlsl +++ b/clang/test/AST/HLSL/StructuredBuffer-AST.hlsl @@ -31,7 +31,7 @@ StructuredBuffer<float> Buffer; // CHECK: FinalAttr 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> Implicit final // CHECK-NEXT: FieldDecl 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> <invalid sloc> implicit h '__hlsl_resource_t -// CHECK-SAME{LITERAL}: [[hlsl::resource_class(UAV)]] +// CHECK-SAME{LITERAL}: [[hlsl::resource_class(SRV)]] // CHECK-SAME{LITERAL}: [[hlsl::raw_buffer]] // CHECK-SAME{LITERAL}: [[hlsl::contained_type(element_type)]] // CHECK-NEXT: HLSLResourceAttr 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> Implicit TypedBuffer @@ -58,7 +58,7 @@ StructuredBuffer<float> Buffer; // CHECK-NEXT: BuiltinType 0x{{[0-9A-Fa-f]+}} 'float' // CHECK-NEXT: FinalAttr 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> Implicit final // CHECK-NEXT: FieldDecl 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> <invalid sloc> implicit h '__hlsl_resource_t -// CHECK-SAME{LITERAL}: [[hlsl::resource_class(UAV)]] +// CHECK-SAME{LITERAL}: [[hlsl::resource_class(SRV)]] // CHECK-SAME{LITERAL}: [[hlsl::raw_buffer]] // CHECK-SAME{LITERAL}: [[hlsl::contained_type(float)]] // CHECK-NEXT: HLSLResourceAttr 0x{{[0-9A-Fa-f]+}} <<invalid sloc>> Implicit TypedBuffer diff --git a/clang/test/CodeGenHLSL/builtins/StructuredBuffer-annotations.hlsl b/clang/test/CodeGenHLSL/builtins/StructuredBuffer-annotations.hlsl index 4d3d4908c396e6..a88ea774f33201 100644 --- a/clang/test/CodeGenHLSL/builtins/StructuredBuffer-annotations.hlsl +++ b/clang/test/CodeGenHLSL/builtins/StructuredBuffer-annotations.hlsl @@ -3,17 +3,17 @@ StructuredBuffer<float> Buffer1; StructuredBuffer<vector<float, 4> > BufferArray[4]; -StructuredBuffer<float> Buffer2 : register(u3); -StructuredBuffer<vector<float, 4> > BufferArray2[4] : register(u4); +StructuredBuffer<float> Buffer2 : register(t3); +StructuredBuffer<vector<float, 4> > BufferArray2[4] : register(t4); -StructuredBuffer<float> Buffer3 : register(u3, space1); -StructuredBuffer<vector<float, 4> > BufferArray3[4] : register(u4, space1); +StructuredBuffer<float> Buffer3 : register(t3, space1); +StructuredBuffer<vector<float, 4> > BufferArray3[4] : register(t4, space1); [numthreads(1,1,1)] void main() { } -// CHECK: !hlsl.uavs = !{![[Single:[0-9]+]], ![[Array:[0-9]+]], ![[SingleAllocated:[0-9]+]], ![[ArrayAllocated:[0-9]+]], ![[SingleSpace:[0-9]+]], ![[ArraySpace:[0-9]+]]} +// CHECK: !hlsl.srvs = !{![[Single:[0-9]+]], ![[Array:[0-9]+]], ![[SingleAllocated:[0-9]+]], ![[ArrayAllocated:[0-9]+]], ![[SingleSpace:[0-9]+]], ![[ArraySpace:[0-9]+]]} // CHECK-DAG: ![[Single]] = !{ptr @Buffer1, i32 10, i32 9, i1 false, i32 -1, i32 0} // CHECK-DAG: ![[Array]] = !{ptr @BufferArray, i32 10, i32 9, i1 false, i32 -1, i32 0} // CHECK-DAG: ![[SingleAllocated]] = !{ptr @Buffer2, i32 10, i32 9, i1 false, i32 3, i32 0} diff --git a/clang/test/CodeGenHLSL/builtins/StructuredBuffer-constructor.hlsl b/clang/test/CodeGenHLSL/builtins/StructuredBuffer-constructor.hlsl index 4dbca9bc0a4d93..8189aed89d743a 100644 --- a/clang/test/CodeGenHLSL/builtins/StructuredBuffer-constructor.hlsl +++ b/clang/test/CodeGenHLSL/builtins/StructuredBuffer-constructor.hlsl @@ -3,9 +3,9 @@ // NOTE: SPIRV codegen for resource types is not yet implemented -StructuredBuffer<float> Buf : register(u10); +StructuredBuffer<float> Buf : register(t10); -// CHECK: %"class.hlsl::StructuredBuffer" = type { target("dx.RawBuffer", float, 1, 0), float } +// CHECK: %"class.hlsl::StructuredBuffer" = type { target("dx.RawBuffer", float, 0, 0), float } // CHECK: @Buf = global %"class.hlsl::StructuredBuffer" zeroinitializer, align 4 // CHECK: define linkonce_odr void @_ZN4hlsl16StructuredBufferIfEC2Ev(ptr noundef nonnull align 4 dereferenceable(8) %this) @@ -18,7 +18,7 @@ StructuredBuffer<float> Buf : register(u10); // CHECK: define internal void @_init_resource_bindings() { // CHECK-NEXT: entry: -// CHECK-DXIL-NEXT: %Buf_h = call target("dx.RawBuffer", float, 1, 0) @llvm.dx.handle.fromBinding.tdx.RawBuffer_f32_1_0t(i32 0, i32 10, i32 1, i32 0, i1 false) -// CHECK-DXIL-NEXT: store target("dx.RawBuffer", float, 1, 0) %Buf_h, ptr @Buf, align 4 -// CHECK-SPIRV-NEXT: %Buf_h = call target("dx.RawBuffer", float, 1, 0) @llvm.spv.handle.fromBinding.tdx.RawBuffer_f32_1_0t(i32 0, i32 10, i32 1, i32 0, i1 false) -// CHECK-SPIRV-NEXT: store target("dx.RawBuffer", float, 1, 0) %Buf_h, ptr @Buf", align 4 +// CHECK-DXIL-NEXT: %Buf_h = call target("dx.RawBuffer", float, 0, 0) @llvm.dx.handle.fromBinding.tdx.RawBuffer_f32_0_0t(i32 0, i32 10, i32 1, i32 0, i1 false) +// CHECK-DXIL-NEXT: store target("dx.RawBuffer", float, 0, 0) %Buf_h, ptr @Buf, align 4 +// CHECK-SPIRV-NEXT: %Buf_h = call target("dx.RawBuffer", float, 0, 0) @llvm.spv.handle.fromBinding.tdx.RawBuffer_f32_0_0t(i32 0, i32 10, i32 1, i32 0, i1 false) +// CHECK-SPIRV-NEXT: store target("dx.RawBuffer", float, 0, 0) %Buf_h, ptr @Buf", align 4 diff --git a/clang/test/CodeGenHLSL/builtins/StructuredBuffer-elementtype.hlsl b/clang/test/CodeGenHLSL/builtins/StructuredBuffer-elementtype.hlsl index a99c7f98a1afb6..8dac600e0e7942 100644 --- a/clang/test/CodeGenHLSL/builtins/StructuredBuffer-elementtype.hlsl +++ b/clang/test/CodeGenHLSL/builtins/StructuredBuffer-elementtype.hlsl @@ -4,19 +4,19 @@ // likely change once subscript operators are properly implemented (llvm/llvm-project#95956) // and theinterim field of the contained type is removed. -// CHECK: %"class.hlsl::StructuredBuffer" = type <{ target("dx.RawBuffer", i16, 1, 0) -// CHECK: %"class.hlsl::StructuredBuffer.0" = type <{ target("dx.RawBuffer", i16, 1, 0) -// CHECK: %"class.hlsl::StructuredBuffer.2" = type { target("dx.RawBuffer", i32, 1, 0) -// CHECK: %"class.hlsl::StructuredBuffer.3" = type { target("dx.RawBuffer", i32, 1, 0) -// CHECK: %"class.hlsl::StructuredBuffer.4" = type { target("dx.RawBuffer", i64, 1, 0) -// CHECK: %"class.hlsl::StructuredBuffer.5" = type { target("dx.RawBuffer", i64, 1, 0) -// CHECK: %"class.hlsl::StructuredBuffer.6" = type <{ target("dx.RawBuffer", half, 1, 0) -// CHECK: %"class.hlsl::StructuredBuffer.8" = type { target("dx.RawBuffer", float, 1, 0) -// CHECK: %"class.hlsl::StructuredBuffer.9" = type { target("dx.RawBuffer", double, 1, 0) -// CHECK: %"class.hlsl::StructuredBuffer.10" = type { target("dx.RawBuffer", <4 x i16>, 1, 0) -// CHECK: %"class.hlsl::StructuredBuffer.11" = type { target("dx.RawBuffer", <3 x i32>, 1, 0) -// CHECK: %"class.hlsl::StructuredBuffer.12" = type { target("dx.RawBuffer", <2 x half>, 1, 0) -// CHECK: %"class.hlsl::StructuredBuffer.13" = type { target("dx.RawBuffer", <3 x float>, 1, 0) +// CHECK: %"class.hlsl::StructuredBuffer" = type <{ target("dx.RawBuffer", i16, 0, 0) +// CHECK: %"class.hlsl::StructuredBuffer.0" = type <{ target("dx.RawBuffer", i16, 0, 0) +// CHECK: %"class.hlsl::StructuredBuffer.2" = type { target("dx.RawBuffer", i32, 0, 0) +// CHECK: %"class.hlsl::StructuredBuffer.3" = type { target("dx.RawBuffer", i32, 0, 0) +// CHECK: %"class.hlsl::StructuredBuffer.4" = type { target("dx.RawBuffer", i64, 0, 0) +// CHECK: %"class.hlsl::StructuredBuffer.5" = type { target("dx.RawBuffer", i64, 0, 0) +// CHECK: %"class.hlsl::StructuredBuffer.6" = type <{ target("dx.RawBuffer", half, 0, 0) +// CHECK: %"class.hlsl::StructuredBuffer.8" = type { target("dx.RawBuffer", float, 0, 0) +// CHECK: %"class.hlsl::StructuredBuffer.9" = type { target("dx.RawBuffer", double, 0, 0) +// CHECK: %"class.hlsl::StructuredBuffer.10" = type { target("dx.RawBuffer", <4 x i16>, 0, 0) +// CHECK: %"class.hlsl::StructuredBuffer.11" = type { target("dx.RawBuffer", <3 x i32>, 0, 0) +// CHECK: %"class.hlsl::StructuredBuffer.12" = type { target("dx.RawBuffer", <2 x half>, 0, 0) +// CHECK: %"class.hlsl::StructuredBuffer.13" = type { target("dx.RawBuffer", <3 x float>, 0, 0) StructuredBuffer<int16_t> BufI16; StructuredBuffer<uint16_t> BufU16; diff --git a/clang/test/CodeGenHLSL/builtins/hlsl_resource_t.hlsl b/clang/test/CodeGenHLSL/builtins/hlsl_resource_t.hlsl index 6751cf2703ce0e..c206874a4ca94a 100644 --- a/clang/test/CodeGenHLSL/builtins/hlsl_resource_t.hlsl +++ b/clang/test/CodeGenHLSL/builtins/hlsl_resource_t.hlsl @@ -3,7 +3,7 @@ using handle_float_t = __hlsl_resource_t [[hlsl::resource_class(UAV)]] [[hlsl::contained_type(float)]]; // CHECK: %"class.hlsl::RWBuffer" = type { target("dx.TypedBuffer", <4 x float>, 1, 0, 0) -// CHECK: %"class.hlsl::StructuredBuffer" = type { target("dx.RawBuffer", %struct.MyStruct = type { <4 x float>, <2 x i32>, [8 x i8] }, 1, 0) +// CHECK: %"class.hlsl::StructuredBuffer" = type { target("dx.RawBuffer", %struct.MyStruct = type { <4 x float>, <2 x i32>, [8 x i8] }, 0, 0) // CHECK: define void @_Z2faU9_Res_u_CTfu17__hlsl_resource_t(target("dx.TypedBuffer", float, 1, 0, 0) %a) // CHECK: call void @_Z4foo1U9_Res_u_CTfu17__hlsl_resource_t(target("dx.TypedBuffer", float, 1, 0, 0) %0) `````````` </details> https://github.com/llvm/llvm-project/pull/113397 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
