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1; RUN: llc -mtriple=spirv-unknown-vulkan-compute -O0 %s -o - | FileCheck %s --match-full-lines2; 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-vulkan-compute"6 7define internal spir_func void @main() #0 {8 9; CHECK-DAG: OpName %[[#idx:]] "idx"10; CHECK-DAG: OpDecorate %[[#builtin:]] BuiltIn SubgroupLocalInvocationId11; CHECK-DAG: %[[#int_ty:]] = OpTypeInt 32 012; CHECK-DAG: %[[#bool_ty:]] = OpTypeBool13; CHECK-DAG: %[[#int_0:]] = OpConstant %[[#int_ty]] 014; CHECK-DAG: %[[#int_10:]] = OpConstant %[[#int_ty]] 1015 16; CHECK: %[[#entry:]] = OpLabel17; CHECK: %[[#idx]] = OpVariable %[[#]] Function18; CHECK: OpStore %[[#idx]] %[[#int_0]] Aligned 419; CHECK: OpBranch %[[#while_cond:]]20entry:21 %0 = call token @llvm.experimental.convergence.entry()22 %idx = alloca i32, align 423 store i32 0, ptr %idx, align 424 br label %while.cond25 26; CHECK: %[[#while_cond]] = OpLabel27; CHECK: %[[#tmp:]] = OpLoad %[[#int_ty]] %[[#idx]] Aligned 428; CHECK: %[[#cmp:]] = OpINotEqual %[[#bool_ty]] %[[#tmp]] %[[#int_10]]29; CHECK: OpLoopMerge %[[#new_end:]] %[[#if_end:]] None30; CHECK: OpBranchConditional %[[#cmp]] %[[#while_body:]] %[[#new_end]]31while.cond:32 %1 = call token @llvm.experimental.convergence.loop() [ "convergencectrl"(token %0) ]33 %2 = load i32, ptr %idx, align 434 %cmp = icmp ne i32 %2, 1035 br i1 %cmp, label %while.body, label %while.end36 37; CHECK: %[[#while_body]] = OpLabel38; CHECK-NEXT: %[[#tmp:]] = OpLoad %[[#int_ty]] %[[#builtin]] Aligned 139; CHECK-NEXT: OpStore %[[#idx]] %[[#tmp]] Aligned 440; CHECK-NEXT: %[[#tmp:]] = OpLoad %[[#int_ty]] %[[#idx]] Aligned 441; CHECK-NEXT: %[[#cmp1:]] = OpIEqual %[[#bool_ty]] %[[#tmp]] %[[#int_0]]42; CHECK: OpBranchConditional %[[#cmp1]] %[[#if_then:]] %[[#if_end]]43while.body:44 %3 = call i32 @__hlsl_wave_get_lane_index() [ "convergencectrl"(token %1) ]45 store i32 %3, ptr %idx, align 446 %4 = load i32, ptr %idx, align 447 %cmp1 = icmp eq i32 %4, 048 br i1 %cmp1, label %if.then, label %if.end49 50; CHECK: %[[#if_end]] = OpLabel51; CHECK: OpBranch %[[#while_cond]]52 53; CHECK: %[[#if_then]] = OpLabel54; CHECK: %[[#tmp:]] = OpLoad %[[#int_ty]] %[[#builtin]] Aligned 155; CHECK: OpStore %[[#idx]] %[[#tmp]] Aligned 456; CHECK: OpBranch %[[#new_end]]57if.then:58 %5 = call i32 @__hlsl_wave_get_lane_index() [ "convergencectrl"(token %1) ]59 store i32 %5, ptr %idx, align 460 br label %while.end61 62if.end:63 br label %while.cond64 65; CHECK: %[[#new_end]] = OpLabel66; CHECK: OpBranch %[[#while_end:]]67 68; CHECK: %[[#while_end]] = OpLabel69; CHECK: OpReturn70while.end:71 ret void72 73 74 75}76 77declare token @llvm.experimental.convergence.entry() #278declare token @llvm.experimental.convergence.loop() #279declare i32 @__hlsl_wave_get_lane_index() #380 81attributes #0 = { convergent noinline norecurse nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" }82attributes #1 = { convergent norecurse "hlsl.numthreads"="1,1,1" "hlsl.shader"="compute" "no-trapping-math"="true" "stack-protector-buffer-size"="8" }83attributes #2 = { convergent nocallback nofree nosync nounwind willreturn memory(none) }84attributes #3 = { convergent }85 86!llvm.module.flags = !{!0, !1}87 88!0 = !{i32 1, !"wchar_size", i32 4}89!1 = !{i32 4, !"dx.disable_optimizations", i32 1}90 91