xref: /llvm-project/llvm/test/CodeGen/SPIRV/hlsl-intrinsics/WaveIsFirstLane.ll (revision afb6dafc6b680fb204d40c7fee4b339aa8471010)
1*afb6dafcSNathan Gauër; RUN: llc -O0 -mtriple=spirv-unknown-linux %s -o - | FileCheck %s
2*afb6dafcSNathan Gauër; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv-vulkan-unknown %s -o - -filetype=obj | spirv-val %}
3*afb6dafcSNathan Gauër
4*afb6dafcSNathan Gauërtarget datalayout = "e-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024"
5*afb6dafcSNathan Gauërtarget triple = "spirv-unknown-vulkan-compute"
6*afb6dafcSNathan Gauër
7*afb6dafcSNathan Gauër; CHECK-DAG:   %[[#uint:]] = OpTypeInt 32 0
8*afb6dafcSNathan Gauër; CHECK-DAG: %[[#uint_3:]] = OpConstant %[[#uint]] 3
9*afb6dafcSNathan Gauër; CHECK-DAG:   %[[#bool:]] = OpTypeBool
10*afb6dafcSNathan Gauër
11*afb6dafcSNathan Gauërdefine spir_func void @main() #0 {
12*afb6dafcSNathan Gauërentry:
13*afb6dafcSNathan Gauër  %0 = call token @llvm.experimental.convergence.entry()
14*afb6dafcSNathan Gauër; CHECK:   %[[#]] = OpGroupNonUniformElect %[[#bool]] %[[#uint_3]]
15*afb6dafcSNathan Gauër  %1 = call i1 @llvm.spv.wave.is.first.lane() [ "convergencectrl"(token %0) ]
16*afb6dafcSNathan Gauër  ret void
17*afb6dafcSNathan Gauër}
18*afb6dafcSNathan Gauër
19*afb6dafcSNathan Gauërdeclare i32 @__hlsl_wave_get_lane_index() #1
20*afb6dafcSNathan Gauër
21*afb6dafcSNathan Gauërattributes #0 = { convergent norecurse "hlsl.numthreads"="1,1,1" "hlsl.shader"="compute" "no-trapping-math"="true" "stack-protector-buffer-size"="8" }
22*afb6dafcSNathan Gauërattributes #1 = { convergent }
23*afb6dafcSNathan Gauër
24*afb6dafcSNathan Gauër!llvm.module.flags = !{!0, !1}
25*afb6dafcSNathan Gauër
26*afb6dafcSNathan Gauër!0 = !{i32 1, !"wchar_size", i32 4}
27*afb6dafcSNathan Gauër!1 = !{i32 4, !"dx.disable_optimizations", i32 1}
28