; LLVM IR from ROCm/aomp :: trunk/test/reduction_test (main)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@.str = external hidden unnamed_addr constant [33 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local void @writeIndex(ptr noundef) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @computeSum(ptr noundef) #0

; Function Attrs: nounwind uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca [10000 x i32], align 16
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 40000, ptr %2) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  store i32 0, ptr %3, align 4, !tbaa !5
  br label %9

9:                                                ; preds = %17, %0
  %10 = load i32, ptr %3, align 4, !tbaa !5
  %11 = icmp slt i32 %10, 10000
  br i1 %11, label %13, label %12

12:                                               ; preds = %9
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  br label %20

13:                                               ; preds = %9
  %14 = load i32, ptr %3, align 4, !tbaa !5
  %15 = sext i32 %14 to i64
  %16 = getelementptr inbounds [10000 x i32], ptr %2, i64 0, i64 %15
  store i32 0, ptr %16, align 4, !tbaa !5
  br label %17

17:                                               ; preds = %13
  %18 = load i32, ptr %3, align 4, !tbaa !5
  %19 = add nsw i32 %18, 1
  store i32 %19, ptr %3, align 4, !tbaa !5
  br label %9, !llvm.loop !9

20:                                               ; preds = %12
  %21 = getelementptr inbounds [10000 x i32], ptr %2, i64 0, i64 0
  call void @writeIndex(ptr noundef %21)
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #3
  store i32 0, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  store i32 1000, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  store i32 0, ptr %6, align 4, !tbaa !5
  br label %22

22:                                               ; preds = %43, %20
  %23 = load i32, ptr %6, align 4, !tbaa !5
  %24 = icmp slt i32 %23, 10000
  br i1 %24, label %26, label %25

25:                                               ; preds = %22
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  br label %46

26:                                               ; preds = %22
  %27 = load i32, ptr %6, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [10000 x i32], ptr %2, i64 0, i64 %28
  %30 = load i32, ptr %29, align 4, !tbaa !5
  %31 = load i32, ptr %5, align 4, !tbaa !5
  %32 = add nsw i32 %31, %30
  store i32 %32, ptr %5, align 4, !tbaa !5
  %33 = load i32, ptr %6, align 4, !tbaa !5
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds [10000 x i32], ptr %2, i64 0, i64 %34
  %36 = load i32, ptr %35, align 4, !tbaa !5
  %37 = load i32, ptr %6, align 4, !tbaa !5
  %38 = icmp ne i32 %36, %37
  br i1 %38, label %39, label %42

39:                                               ; preds = %26
  %40 = load i32, ptr %4, align 4, !tbaa !5
  %41 = add nsw i32 %40, 1
  store i32 %41, ptr %4, align 4, !tbaa !5
  br label %42

42:                                               ; preds = %39, %26
  br label %43

43:                                               ; preds = %42
  %44 = load i32, ptr %6, align 4, !tbaa !5
  %45 = add nsw i32 %44, 1
  store i32 %45, ptr %6, align 4, !tbaa !5
  br label %22, !llvm.loop !11

46:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  %47 = getelementptr inbounds [10000 x i32], ptr %2, i64 0, i64 0
  %48 = call i32 @computeSum(ptr noundef %47)
  store i32 %48, ptr %7, align 4, !tbaa !5
  %49 = load i32, ptr %7, align 4, !tbaa !5
  %50 = load i32, ptr %5, align 4, !tbaa !5
  %51 = icmp ne i32 %49, %50
  br i1 %51, label %52, label %55

52:                                               ; preds = %46
  %53 = load i32, ptr %4, align 4, !tbaa !5
  %54 = add nsw i32 %53, 1
  store i32 %54, ptr %4, align 4, !tbaa !5
  br label %55

55:                                               ; preds = %52, %46
  %56 = load i32, ptr %4, align 4, !tbaa !5
  %57 = icmp ne i32 %56, 0
  br i1 %57, label %58, label %59

58:                                               ; preds = %55
  store i32 1, ptr %1, align 4
  store i32 1, ptr %8, align 4
  br label %61

59:                                               ; preds = %55
  %60 = call i32 (ptr, ...) @printf(ptr noundef @.str)
  store i32 0, ptr %1, align 4
  store i32 1, ptr %8, align 4
  br label %61

61:                                               ; preds = %59, %58
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 40000, ptr %2) #3
  %62 = load i32, ptr %1, align 4
  ret i32 %62
}

declare i32 @printf(ptr noundef, ...) #2

attributes #0 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@.str = external hidden unnamed_addr constant [33 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local void @writeIndex(ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @computeSum(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local range(i32 0, 2) i32 @main() local_unnamed_addr #0 {
vector.ph:
  %0 = alloca [10000 x i32], align 16
  call void @llvm.lifetime.start.p0(i64 40000, ptr nonnull %0) #5
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(40000) %0, i8 0, i64 40000, i1 false), !tbaa !5
  call void @writeIndex(ptr noundef nonnull %0)
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %vec.ind = phi <4 x i64> [ <i64 0, i64 1, i64 2, i64 3>, %vector.ph ], [ %vec.ind.next, %vector.body ]
  %vec.phi = phi <4 x i32> [ <i32 1000, i32 0, i32 0, i32 0>, %vector.ph ], [ %3, %vector.body ]
  %vec.phi29 = phi <4 x i32> [ zeroinitializer, %vector.ph ], [ %4, %vector.body ]
  %vec.phi30 = phi <4 x i32> [ zeroinitializer, %vector.ph ], [ %11, %vector.body ]
  %vec.phi31 = phi <4 x i32> [ zeroinitializer, %vector.ph ], [ %12, %vector.body ]
  %step.add = add <4 x i64> %vec.ind, <i64 4, i64 4, i64 4, i64 4>
  %1 = getelementptr inbounds [10000 x i32], ptr %0, i64 0, i64 %index
  %2 = getelementptr inbounds i8, ptr %1, i64 16
  %wide.load = load <4 x i32>, ptr %1, align 16, !tbaa !5
  %wide.load32 = load <4 x i32>, ptr %2, align 16, !tbaa !5
  %3 = add <4 x i32> %wide.load, %vec.phi
  %4 = add <4 x i32> %wide.load32, %vec.phi29
  %5 = zext <4 x i32> %wide.load to <4 x i64>
  %6 = zext <4 x i32> %wide.load32 to <4 x i64>
  %7 = icmp ne <4 x i64> %vec.ind, %5
  %8 = icmp ne <4 x i64> %step.add, %6
  %9 = zext <4 x i1> %7 to <4 x i32>
  %10 = zext <4 x i1> %8 to <4 x i32>
  %11 = add <4 x i32> %vec.phi30, %9
  %12 = add <4 x i32> %vec.phi31, %10
  %index.next = add nuw i64 %index, 8
  %vec.ind.next = add <4 x i64> %vec.ind, <i64 8, i64 8, i64 8, i64 8>
  %13 = icmp eq i64 %index.next, 10000
  br i1 %13, label %middle.block, label %vector.body, !llvm.loop !9

middle.block:                                     ; preds = %vector.body
  %bin.rdx = add <4 x i32> %4, %3
  %14 = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> %bin.rdx)
  %bin.rdx33 = add <4 x i32> %12, %11
  %15 = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> %bin.rdx33)
  %16 = call i32 @computeSum(ptr noundef nonnull %0)
  %.not = icmp ne i32 %16, %14
  %.neg = sext i1 %.not to i32
  %.not19 = icmp eq i32 %15, %.neg
  br i1 %.not19, label %17, label %19

17:                                               ; preds = %middle.block
  %18 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str)
  br label %19

19:                                               ; preds = %middle.block, %17
  %.0 = phi i32 [ 0, %17 ], [ 1, %middle.block ]
  call void @llvm.lifetime.end.p0(i64 40000, ptr nonnull %0) #5
  ret i32 %.0
}

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.vector.reduce.add.v4i32(<4 x i32>) #4

attributes #0 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nofree nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #4 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #5 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10, !11, !12}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!"llvm.loop.isvectorized", i32 1}
!12 = !{!"llvm.loop.unroll.runtime.disable"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,LCSSAPass,LoopIdiomRecognizePass,LoopLoadEliminationPass,LoopRotatePass,LoopUnrollPass,LoopVectorizePass,ReassociatePass,SROAPass,SimplifyCFGPass