| ; RUN: llc %s -disable-dxil-remove-unused-resources --filetype=obj -o - | obj2yaml | FileCheck %s |
| |
| ; Two UAVs: `AtomicUAV` is used by a 64-bit atomicrmw, `PlainUAV` is only |
| ; loaded/stored (no atomics). Only `AtomicUAV` should have the |
| ; `UsedByAtomic64` PSV resource flag set. |
| |
| target triple = "dxil-pc-shadermodel6.6-compute" |
| |
| ; CHECK: Resources: |
| |
| ; RWByteAddressBuffer AtomicUAV : register(u0); |
| ; CHECK: - Type: UAVRaw |
| ; CHECK: Space: 0 |
| ; CHECK: LowerBound: 0 |
| ; CHECK: UpperBound: 0 |
| ; CHECK: Kind: RawBuffer |
| ; CHECK: Flags: |
| ; CHECK: UsedByAtomic64: true |
| |
| ; RWBuffer<int> PlainUAV : register(u1); |
| ; CHECK: - Type: UAVTyped |
| ; CHECK: Space: 0 |
| ; CHECK: LowerBound: 1 |
| ; CHECK: UpperBound: 1 |
| ; CHECK: Kind: TypedBuffer |
| ; CHECK: Flags: |
| ; CHECK: UsedByAtomic64: false |
| |
| define void @main() #0 { |
| %atomic = call target("dx.RawBuffer", i8, 1, 0) |
| @llvm.dx.resource.handlefrombinding.tdx.RawBuffer_i8_1_0t( |
| i32 0, i32 0, i32 1, i32 0, ptr null) |
| %atomicPtr = call ptr @llvm.dx.resource.getpointer( |
| target("dx.RawBuffer", i8, 1, 0) %atomic, i32 0) |
| %old = atomicrmw add ptr %atomicPtr, i64 1 monotonic |
| |
| %plain = call target("dx.TypedBuffer", i32, 1, 0, 1) |
| @llvm.dx.resource.handlefrombinding.tdx.TypedBuffer_i32_1_0_1t( |
| i32 0, i32 1, i32 1, i32 0, ptr null) |
| %plainPtr = call ptr @llvm.dx.resource.getpointer( |
| target("dx.TypedBuffer", i32, 1, 0, 1) %plain, i32 0) |
| store i32 42, ptr %plainPtr |
| |
| ret void |
| } |
| |
| attributes #0 = { "hlsl.numthreads"="1,1,1" "hlsl.shader"="compute" } |
