| ; RUN: llc -mtriple=spirv-unknown-vulkan-compute -O0 %s -o - | FileCheck %s |
| ; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv-unknown-vulkan-compute %s -o - -filetype=obj | spirv-val %} |
| |
| ; |
| ; [numthreads(1, 1, 1)] |
| ; void main() { |
| ; int a, b; |
| ; while (a && b) { |
| ; } |
| ; |
| ; while (a || b) { |
| ; } |
| ; while (a && ((a || b) && b)) { |
| ; } |
| ; |
| ; while (a ? a : b) { |
| ; } |
| ; |
| ; int x, y; |
| ; while (x + (x && y)) { |
| ; } |
| ; } |
| |
| ; CHECK: %[[#func_11:]] = OpFunction %[[#void:]] DontInline %[[#]] |
| ; CHECK: %[[#bb87:]] = OpLabel |
| ; CHECK: OpBranch %[[#bb88:]] |
| ; CHECK: %[[#bb88]] = OpLabel |
| ; CHECK: OpLoopMerge %[[#bb89:]] %[[#bb90:]] None |
| ; CHECK: OpBranch %[[#bb91:]] |
| ; CHECK: %[[#bb91]] = OpLabel |
| ; CHECK: OpSelectionMerge %[[#bb92:]] None |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb93:]] %[[#bb94:]] |
| ; CHECK: %[[#bb94]] = OpLabel |
| ; CHECK: OpBranch %[[#bb92]] |
| ; CHECK: %[[#bb93]] = OpLabel |
| ; CHECK: OpBranch %[[#bb92]] |
| ; CHECK: %[[#bb92]] = OpLabel |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb90]] %[[#bb89]] |
| ; CHECK: %[[#bb89]] = OpLabel |
| ; CHECK: OpBranch %[[#bb95:]] |
| ; CHECK: %[[#bb95]] = OpLabel |
| ; CHECK: OpLoopMerge %[[#bb96:]] %[[#bb97:]] None |
| ; CHECK: OpBranch %[[#bb98:]] |
| ; CHECK: %[[#bb98]] = OpLabel |
| ; CHECK: OpSelectionMerge %[[#bb99:]] None |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb100:]] %[[#bb101:]] |
| ; CHECK: %[[#bb101]] = OpLabel |
| ; CHECK: OpBranch %[[#bb99]] |
| ; CHECK: %[[#bb100]] = OpLabel |
| ; CHECK: OpBranch %[[#bb99]] |
| ; CHECK: %[[#bb99]] = OpLabel |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb97]] %[[#bb96]] |
| ; CHECK: %[[#bb96]] = OpLabel |
| ; CHECK: OpBranch %[[#bb102:]] |
| ; CHECK: %[[#bb102]] = OpLabel |
| ; CHECK: OpLoopMerge %[[#bb103:]] %[[#bb104:]] None |
| ; CHECK: OpBranch %[[#bb105:]] |
| ; CHECK: %[[#bb105]] = OpLabel |
| ; CHECK: OpSelectionMerge %[[#bb106:]] None |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb107:]] %[[#bb108:]] |
| ; CHECK: %[[#bb108]] = OpLabel |
| ; CHECK: OpBranch %[[#bb106]] |
| ; CHECK: %[[#bb107]] = OpLabel |
| ; CHECK: OpSelectionMerge %[[#bb109:]] None |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb110:]] %[[#bb109]] |
| ; CHECK: %[[#bb110]] = OpLabel |
| ; CHECK: OpSelectionMerge %[[#bb111:]] None |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb112:]] %[[#bb113:]] |
| ; CHECK: %[[#bb113]] = OpLabel |
| ; CHECK: OpSelectionMerge %[[#bb114:]] None |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb114]] %[[#bb115:]] |
| ; CHECK: %[[#bb115]] = OpLabel |
| ; CHECK: OpBranch %[[#bb114]] |
| ; CHECK: %[[#bb114]] = OpLabel |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb116:]] %[[#bb111]] |
| ; CHECK: %[[#bb116]] = OpLabel |
| ; CHECK: OpBranch %[[#bb111]] |
| ; CHECK: %[[#bb112]] = OpLabel |
| ; CHECK: OpBranch %[[#bb111]] |
| ; CHECK: %[[#bb111]] = OpLabel |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb109]] %[[#bb117:]] |
| ; CHECK: %[[#bb117]] = OpLabel |
| ; CHECK: OpBranch %[[#bb109]] |
| ; CHECK: %[[#bb109]] = OpLabel |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb106]] %[[#bb118:]] |
| ; CHECK: %[[#bb118]] = OpLabel |
| ; CHECK: OpBranch %[[#bb106]] |
| ; CHECK: %[[#bb106]] = OpLabel |
| ; CHECK: OpSelectionMerge %[[#bb119:]] None |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb119]] %[[#bb120:]] |
| ; CHECK: %[[#bb120]] = OpLabel |
| ; CHECK: %[[#bb119]] = OpLabel |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb104]] %[[#bb103]] |
| ; CHECK: %[[#bb103]] = OpLabel |
| ; CHECK: OpBranch %[[#bb121:]] |
| ; CHECK: %[[#bb121]] = OpLabel |
| ; CHECK: OpLoopMerge %[[#bb122:]] %[[#bb123:]] None |
| ; CHECK: OpBranch %[[#bb124:]] |
| ; CHECK: %[[#bb124]] = OpLabel |
| ; CHECK: OpSelectionMerge %[[#bb125:]] None |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb126:]] %[[#bb127:]] |
| ; CHECK: %[[#bb127]] = OpLabel |
| ; CHECK: OpBranch %[[#bb125]] |
| ; CHECK: %[[#bb126]] = OpLabel |
| ; CHECK: OpBranch %[[#bb125]] |
| ; CHECK: %[[#bb125]] = OpLabel |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb123]] %[[#bb122]] |
| ; CHECK: %[[#bb122]] = OpLabel |
| ; CHECK: OpBranch %[[#bb128:]] |
| ; CHECK: %[[#bb128]] = OpLabel |
| ; CHECK: OpLoopMerge %[[#bb129:]] %[[#bb130:]] None |
| ; CHECK: OpBranch %[[#bb131:]] |
| ; CHECK: %[[#bb131]] = OpLabel |
| ; CHECK: OpSelectionMerge %[[#bb132:]] None |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb133:]] %[[#bb134:]] |
| ; CHECK: %[[#bb134]] = OpLabel |
| ; CHECK: OpBranch %[[#bb132]] |
| ; CHECK: %[[#bb133]] = OpLabel |
| ; CHECK: OpBranch %[[#bb132]] |
| ; CHECK: %[[#bb132]] = OpLabel |
| ; CHECK: OpBranchConditional %[[#]] %[[#bb130]] %[[#bb129]] |
| ; CHECK: %[[#bb129]] = OpLabel |
| ; CHECK: OpReturn |
| ; CHECK: %[[#bb130]] = OpLabel |
| ; CHECK: OpBranch %[[#bb128]] |
| ; CHECK: %[[#bb123]] = OpLabel |
| ; CHECK: OpBranch %[[#bb121]] |
| ; CHECK: %[[#bb104]] = OpLabel |
| ; CHECK: OpBranch %[[#bb102]] |
| ; CHECK: %[[#bb97]] = OpLabel |
| ; CHECK: OpBranch %[[#bb95]] |
| ; CHECK: %[[#bb90]] = OpLabel |
| ; CHECK: OpBranch %[[#bb88]] |
| ; CHECK: OpFunctionEnd |
| |
| ; CHECK: %[[#func_85:]] = OpFunction %[[#void]] None %[[#]] |
| ; CHECK: %[[#bb135:]] = OpLabel |
| ; CHECK: OpReturn |
| ; CHECK: OpFunctionEnd |
| |
| target datalayout = "e-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-G1" |
| target triple = "spirv-unknown-vulkan1.3-compute" |
| |
| ; Function Attrs: convergent noinline norecurse nounwind optnone |
| define internal spir_func void @main() #0 { |
| entry: |
| %0 = call token @llvm.experimental.convergence.entry() |
| %a = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| %x = alloca i32, align 4 |
| %y = alloca i32, align 4 |
| br label %while.cond |
| |
| while.cond: ; preds = %while.body, %entry |
| %1 = call token @llvm.experimental.convergence.loop() [ "convergencectrl"(token %0) ] |
| %2 = load i32, ptr %a, align 4 |
| %tobool = icmp ne i32 %2, 0 |
| br i1 %tobool, label %land.rhs, label %land.end |
| |
| land.rhs: ; preds = %while.cond |
| %3 = load i32, ptr %b, align 4 |
| %tobool1 = icmp ne i32 %3, 0 |
| br label %land.end |
| |
| land.end: ; preds = %land.rhs, %while.cond |
| %4 = phi i1 [ false, %while.cond ], [ %tobool1, %land.rhs ] |
| br i1 %4, label %while.body, label %while.end |
| |
| while.body: ; preds = %land.end |
| br label %while.cond |
| |
| while.end: ; preds = %land.end |
| br label %while.cond2 |
| |
| while.cond2: ; preds = %while.body5, %while.end |
| %5 = call token @llvm.experimental.convergence.loop() [ "convergencectrl"(token %0) ] |
| %6 = load i32, ptr %a, align 4 |
| %tobool3 = icmp ne i32 %6, 0 |
| br i1 %tobool3, label %lor.end, label %lor.rhs |
| |
| lor.rhs: ; preds = %while.cond2 |
| %7 = load i32, ptr %b, align 4 |
| %tobool4 = icmp ne i32 %7, 0 |
| br label %lor.end |
| |
| lor.end: ; preds = %lor.rhs, %while.cond2 |
| %8 = phi i1 [ true, %while.cond2 ], [ %tobool4, %lor.rhs ] |
| br i1 %8, label %while.body5, label %while.end6 |
| |
| while.body5: ; preds = %lor.end |
| br label %while.cond2 |
| |
| while.end6: ; preds = %lor.end |
| br label %while.cond7 |
| |
| while.cond7: ; preds = %while.body16, %while.end6 |
| %9 = call token @llvm.experimental.convergence.loop() [ "convergencectrl"(token %0) ] |
| %10 = load i32, ptr %a, align 4 |
| %tobool8 = icmp ne i32 %10, 0 |
| br i1 %tobool8, label %land.rhs9, label %land.end15 |
| |
| land.rhs9: ; preds = %while.cond7 |
| %11 = load i32, ptr %a, align 4 |
| %tobool10 = icmp ne i32 %11, 0 |
| br i1 %tobool10, label %land.rhs12, label %lor.lhs.false |
| |
| lor.lhs.false: ; preds = %land.rhs9 |
| %12 = load i32, ptr %b, align 4 |
| %tobool11 = icmp ne i32 %12, 0 |
| br i1 %tobool11, label %land.rhs12, label %land.end14 |
| |
| land.rhs12: ; preds = %lor.lhs.false, %land.rhs9 |
| %13 = load i32, ptr %b, align 4 |
| %tobool13 = icmp ne i32 %13, 0 |
| br label %land.end14 |
| |
| land.end14: ; preds = %land.rhs12, %lor.lhs.false |
| %14 = phi i1 [ false, %lor.lhs.false ], [ %tobool13, %land.rhs12 ] |
| br label %land.end15 |
| |
| land.end15: ; preds = %land.end14, %while.cond7 |
| %15 = phi i1 [ false, %while.cond7 ], [ %14, %land.end14 ] |
| br i1 %15, label %while.body16, label %while.end17 |
| |
| while.body16: ; preds = %land.end15 |
| br label %while.cond7 |
| |
| while.end17: ; preds = %land.end15 |
| br label %while.cond18 |
| |
| while.cond18: ; preds = %while.body21, %while.end17 |
| %16 = call token @llvm.experimental.convergence.loop() [ "convergencectrl"(token %0) ] |
| %17 = load i32, ptr %a, align 4 |
| %tobool19 = icmp ne i32 %17, 0 |
| br i1 %tobool19, label %cond.true, label %cond.false |
| |
| cond.true: ; preds = %while.cond18 |
| %18 = load i32, ptr %a, align 4 |
| br label %cond.end |
| |
| cond.false: ; preds = %while.cond18 |
| %19 = load i32, ptr %b, align 4 |
| br label %cond.end |
| |
| cond.end: ; preds = %cond.false, %cond.true |
| %cond = phi i32 [ %18, %cond.true ], [ %19, %cond.false ] |
| %tobool20 = icmp ne i32 %cond, 0 |
| br i1 %tobool20, label %while.body21, label %while.end22 |
| |
| while.body21: ; preds = %cond.end |
| br label %while.cond18 |
| |
| while.end22: ; preds = %cond.end |
| br label %while.cond23 |
| |
| while.cond23: ; preds = %while.body29, %while.end22 |
| %20 = call token @llvm.experimental.convergence.loop() [ "convergencectrl"(token %0) ] |
| %21 = load i32, ptr %x, align 4 |
| %22 = load i32, ptr %x, align 4 |
| %tobool24 = icmp ne i32 %22, 0 |
| br i1 %tobool24, label %land.rhs25, label %land.end27 |
| |
| land.rhs25: ; preds = %while.cond23 |
| %23 = load i32, ptr %y, align 4 |
| %tobool26 = icmp ne i32 %23, 0 |
| br label %land.end27 |
| |
| land.end27: ; preds = %land.rhs25, %while.cond23 |
| %24 = phi i1 [ false, %while.cond23 ], [ %tobool26, %land.rhs25 ] |
| %conv = zext i1 %24 to i32 |
| %add = add nsw i32 %21, %conv |
| %tobool28 = icmp ne i32 %add, 0 |
| br i1 %tobool28, label %while.body29, label %while.end30 |
| |
| while.body29: ; preds = %land.end27 |
| br label %while.cond23 |
| |
| while.end30: ; preds = %land.end27 |
| ret void |
| } |
| |
| ; Function Attrs: convergent norecurse |
| define void @main.1() #1 { |
| entry: |
| call void @main() |
| ret void |
| } |
| |
| ; Function Attrs: convergent nocallback nofree nosync nounwind willreturn memory(none) |
| declare token @llvm.experimental.convergence.entry() #2 |
| |
| ; Function Attrs: convergent nocallback nofree nosync nounwind willreturn memory(none) |
| declare token @llvm.experimental.convergence.loop() #2 |
| |
| attributes #0 = { convergent noinline norecurse nounwind optnone "frame-pointer"="all" "no-trapping-math"="true" "stack-protector-buffer-size"="8" } |
| attributes #1 = { convergent norecurse "frame-pointer"="all" "hlsl.numthreads"="1,1,1" "hlsl.shader"="compute" "no-trapping-math"="true" "stack-protector-buffer-size"="8" } |
| attributes #2 = { convergent nocallback nofree nosync nounwind willreturn memory(none) } |
| |
| !llvm.module.flags = !{!0, !1, !2} |
| |
| |
| !0 = !{i32 1, !"wchar_size", i32 4} |
| !1 = !{i32 4, !"dx.disable_optimizations", i32 1} |
| !2 = !{i32 7, !"frame-pointer", i32 2} |
| |
| |
