1; RUN: llc -mtriple=spirv-unknown-vulkan-compute -O0 %s -o - | FileCheck %s 2; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv-unknown-vulkan-compute %s -o - -filetype=obj | spirv-val %} 3 4target datalayout = "e-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-G1" 5target triple = "spirv-unknown-vulkan1.3-compute" 6 7; Function Attrs: convergent noinline norecurse nounwind optnone 8define spir_func noundef i32 @_Z7processv() #0 { 9 10; CHECK-DAG: %[[#int_0:]] = OpConstant %[[#]] 0 11; CHECK-DAG: %[[#int_1:]] = OpConstant %[[#]] 1 12 13; CHECK: %[[#entry:]] = OpLabel 14; CHECK: %[[#var:]] = OpVariable %[[#]] Function 15; CHECK: OpSelectionMerge %[[#merge:]] None 16; CHECK: OpBranchConditional %[[#]] %[[#left:]] %[[#right:]] 17entry: 18 %0 = call token @llvm.experimental.convergence.entry() 19 br i1 true, label %left, label %right 20 21; CHECK: %[[#right]] = OpLabel 22; CHECK-NEXT: OpStore %[[#var]] %[[#int_1]] 23; CHECK-NEXT: OpBranch %[[#merge]] 24right: 25 br label %end 26 27; CHECK: %[[#left]] = OpLabel 28; CHECK-NEXT: OpStore %[[#var]] %[[#int_0]] 29; CHECK-NEXT: OpBranch %[[#merge]] 30left: 31 br label %end 32 33; CHECK: %[[#merge]] = OpLabel 34; CHECK: %[[#tmp:]] = OpLoad %[[#]] %[[#var]] 35; CHECK: OpReturnValue %[[#tmp]] 36end: 37 %1 = phi i32 [ 0, %left ], [ 1, %right ] 38 ret i32 %1 39} 40 41; Function Attrs: convergent nocallback nofree nosync nounwind willreturn memory(none) 42declare token @llvm.experimental.convergence.entry() #1 43 44; Function Attrs: convergent nocallback nofree nosync nounwind willreturn memory(none) 45declare token @llvm.experimental.convergence.loop() #1 46 47 48attributes #0 = { convergent noinline norecurse nounwind optnone "frame-pointer"="all" "no-trapping-math"="true" "stack-protector-buffer-size"="8" } 49attributes #1 = { convergent nocallback nofree nosync nounwind willreturn memory(none) } 50attributes #2 = { convergent norecurse "frame-pointer"="all" "hlsl.numthreads"="1,1,1" "hlsl.shader"="compute" "no-trapping-math"="true" "stack-protector-buffer-size"="8" } 51attributes #3 = { convergent } 52 53!llvm.module.flags = !{!0, !1, !2} 54 55 56!0 = !{i32 1, !"wchar_size", i32 4} 57!1 = !{i32 4, !"dx.disable_optimizations", i32 1} 58!2 = !{i32 7, !"frame-pointer", i32 2} 59