// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.0-compute -emit-llvm -o - -O0 %s | FileCheck %s -check-prefixes=DXIL,CHECK // RUN: %clang_cc1 -triple spirv-unknown-vulkan1.3-compute -emit-llvm -o - -O0 %s | FileCheck %s -check-prefixes=SPV,CHECK struct S { float f; }; StructuredBuffer In; RWStructuredBuffer Out1; RWStructuredBuffer RWSB3; #ifndef __SPIRV__ // RasterizerOrderedStructuredBuffer are not implement in SPIR-V yet. RasterizerOrderedStructuredBuffer Out2; #endif [numthreads(1,1,1)] void main(unsigned GI : SV_GroupIndex) { // CHECK: define void @main() // DXIL: %[[INPTR:.*]] = call noundef nonnull align 4 dereferenceable(4) ptr @llvm.dx.resource.getpointer.p0.tdx.RawBuffer_i32_0_0t(target("dx.RawBuffer", i32, 0, 0) %{{.*}}, i32 %{{.*}}) // SPV: %[[INPTR:.*]] = call noundef align 4 dereferenceable(4) ptr addrspace(11) @llvm.spv.resource.getpointer.p11.tspirv.VulkanBuffer_a0i32_12_0t(target("spirv.VulkanBuffer", [0 x i32], 12, 0) %{{.*}}, i32 %{{.*}}) // CHECK: %[[LOAD:.*]] = load i32, ptr {{.*}}%[[INPTR]] // DXIL: %[[OUT1PTR:.*]] = call noundef nonnull align 4 dereferenceable(4) ptr @llvm.dx.resource.getpointer.p0.tdx.RawBuffer_i32_1_0t(target("dx.RawBuffer", i32, 1, 0) %{{.*}}, i32 %{{.*}}) // SPV: %[[OUT1PTR:.*]] = call noundef align 4 dereferenceable(4) ptr addrspace(11) @llvm.spv.resource.getpointer.p11.tspirv.VulkanBuffer_a0i32_12_1t(target("spirv.VulkanBuffer", [0 x i32], 12, 1) %{{.*}}, i32 %{{.*}}) // CHECK: store i32 %[[LOAD]], ptr {{.*}}%[[OUT1PTR]] Out1[GI] = In[GI]; #ifndef __SPIRV__ // DXIL: %[[INPTR:.*]] = call noundef nonnull align 4 dereferenceable(4) ptr @llvm.dx.resource.getpointer.p0.tdx.RawBuffer_i32_0_0t(target("dx.RawBuffer", i32, 0, 0) %{{.*}}, i32 %{{.*}}) // DXIL: %[[LOAD:.*]] = load i32, ptr %[[INPTR]] // DXIL: %[[OUT2PTR:.*]] = call noundef nonnull align 4 dereferenceable(4) ptr @llvm.dx.resource.getpointer.p0.tdx.RawBuffer_i32_1_1t(target("dx.RawBuffer", i32, 1, 1) %{{.*}}, i32 %{{.*}}) // DXIL: store i32 %[[LOAD]], ptr %[[OUT2PTR]] Out2[GI] = In[GI]; #endif // For SPIR-V, the addrspacecast comes from `S::operator=` member function, which expects // parameters in address space 0. This is why hlsl_device is a sub address // space of the default address space. // SPV: %[[INPTR:.*]] = call noundef align 1 dereferenceable(4) ptr addrspace(11) @llvm.spv.resource.getpointer.p11.tspirv.VulkanBuffer_a0s_struct.Ss_12_1t(target("spirv.VulkanBuffer", [0 x %struct.S], 12, 1) %{{.*}}, i32 %{{.*}}) // SPV: %[[INCAST:.*]] = addrspacecast ptr addrspace(11) %[[INPTR]] to ptr // SPV: %[[OUTPTR:.*]] = call noundef align 1 dereferenceable(4) ptr addrspace(11) @llvm.spv.resource.getpointer.p11.tspirv.VulkanBuffer_a0s_struct.Ss_12_1t(target("spirv.VulkanBuffer", [0 x %struct.S], 12, 1) %{{.*}}, i32 %{{.*}}) // SPV: %[[OUTCAST:.*]] = addrspacecast ptr addrspace(11) %[[OUTPTR]] to ptr // SPV: call void @llvm.memcpy.p0.p0.i64(ptr align 1 %[[OUTCAST]], ptr align 1 %[[INCAST]], i64 4, i1 false) // For DXIL, hlsl_device and the default address space map to the same target address space. No need for an address space cast. // DXIL: %[[INPTR:.*]] = call noundef nonnull align 1 dereferenceable(4) ptr @llvm.dx.resource.getpointer.p0.tdx.RawBuffer_s_struct.Ss_1_0t(target("dx.RawBuffer", %struct.S, 1, 0) %{{.*}}, i32 %{{.*}}) // DXIL: %[[OUTPTR:.*]] = call noundef nonnull align 1 dereferenceable(4) ptr @llvm.dx.resource.getpointer.p0.tdx.RawBuffer_s_struct.Ss_1_0t(target("dx.RawBuffer", %struct.S, 1, 0) %{{.*}}, i32 %{{.*}}) // DXIL: call void @llvm.memcpy.p0.p0.i32(ptr align 1 %[[OUTPTR]], ptr align 1 %[[INPTR]], i32 4, i1 false) RWSB3[0] = RWSB3[1]; }