; LLVM IR from parallella/pal :: examples/base (median_task)

; 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"

@__const.main.a = external hidden unnamed_addr constant [6 x float], align 16
@__const.main.b = external hidden unnamed_addr constant [5 x float], align 16
@.str = external hidden unnamed_addr constant [19 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [23 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [22 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [21 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca [6 x float], align 16
  %4 = alloca float, align 4
  %5 = alloca i32, align 4
  %6 = alloca [5 x float], align 16
  %7 = alloca float, align 4
  %8 = alloca i32, align 4
  %9 = alloca float, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #4
  store i32 6, ptr %2, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %3, ptr align 16 @__const.main.a, i64 24, i1 false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  store float 3.500000e+00, ptr %4, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  store i32 5, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 20, ptr %6) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %6, ptr align 16 @__const.main.b, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store float 3.000000e+00, ptr %7, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #4
  %10 = call i32 @puts(ptr noundef @.str)
  %11 = getelementptr inbounds [6 x float], ptr %3, i64 0, i64 0
  %12 = load i32, ptr %2, align 4, !tbaa !5
  call void @p_median_f32(ptr noundef %11, ptr noundef %9, i32 noundef %12)
  %13 = load float, ptr %9, align 4, !tbaa !9
  %14 = load float, ptr %4, align 4, !tbaa !9
  %15 = fcmp oeq float %13, %14
  br i1 %15, label %16, label %17

16:                                               ; preds = %0
  store i32 1, ptr %8, align 4, !tbaa !5
  br label %18

17:                                               ; preds = %0
  store i32 0, ptr %8, align 4, !tbaa !5
  br label %18

18:                                               ; preds = %17, %16
  %19 = load float, ptr %9, align 4, !tbaa !9
  %20 = fpext float %19 to double
  %21 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, double noundef %20)
  %22 = load i32, ptr %8, align 4, !tbaa !5
  %23 = icmp ne i32 %22, 0
  %24 = zext i1 %23 to i64
  %25 = select i1 %23, ptr @.str.3, ptr @.str.4
  %26 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, ptr noundef %25)
  %27 = call i32 @puts(ptr noundef @.str.5)
  %28 = getelementptr inbounds [5 x float], ptr %6, i64 0, i64 0
  %29 = load i32, ptr %5, align 4, !tbaa !5
  call void @p_median_f32(ptr noundef %28, ptr noundef %9, i32 noundef %29)
  %30 = load float, ptr %9, align 4, !tbaa !9
  %31 = load float, ptr %7, align 4, !tbaa !9
  %32 = fcmp oeq float %30, %31
  br i1 %32, label %33, label %34

33:                                               ; preds = %18
  store i32 1, ptr %8, align 4, !tbaa !5
  br label %35

34:                                               ; preds = %18
  store i32 0, ptr %8, align 4, !tbaa !5
  br label %35

35:                                               ; preds = %34, %33
  %36 = load float, ptr %9, align 4, !tbaa !9
  %37 = fpext float %36 to double
  %38 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, double noundef %37)
  %39 = load i32, ptr %8, align 4, !tbaa !5
  %40 = icmp ne i32 %39, 0
  %41 = zext i1 %40 to i64
  %42 = select i1 %40, ptr @.str.3, ptr @.str.4
  %43 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, ptr noundef %42)
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #4
  ret i32 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 nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

declare i32 @puts(ptr noundef) #3

declare void @p_median_f32(ptr noundef, ptr noundef, i32 noundef) #3

declare i32 @printf(ptr noundef, ...) #3

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

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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { "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 #4 = { 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 = !{!10, !10, i64 0}
!10 = !{!"float", !7, i64 0}


; 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"

@__const.main.a = external hidden unnamed_addr constant [6 x float], align 16
@__const.main.b = external hidden unnamed_addr constant [5 x float], align 16
@.str = external hidden unnamed_addr constant [19 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [23 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [22 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [21 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca [6 x float], align 16
  %2 = alloca [5 x float], align 16
  %3 = alloca float, align 4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %1) #5
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(24) %1, ptr noundef nonnull align 16 dereferenceable(24) @__const.main.a, i64 24, i1 false)
  call void @llvm.lifetime.start.p0(i64 20, ptr nonnull %2) #5
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(20) %2, ptr noundef nonnull align 16 dereferenceable(20) @__const.main.b, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #5
  %4 = tail call i32 @puts(ptr noundef nonnull dereferenceable(1) @.str)
  call void @p_median_f32(ptr noundef nonnull %1, ptr noundef nonnull %3, i32 noundef 6) #5
  %5 = load float, ptr %3, align 4, !tbaa !5
  %6 = fcmp une float %5, 3.500000e+00
  %.str.4..str.3 = select i1 %6, ptr @.str.4, ptr @.str.3
  %7 = fpext float %5 to double
  %8 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, double noundef %7)
  %9 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, ptr noundef nonnull %.str.4..str.3)
  %10 = call i32 @puts(ptr noundef nonnull dereferenceable(1) @.str.5)
  call void @p_median_f32(ptr noundef nonnull %2, ptr noundef nonnull %3, i32 noundef 5) #5
  %11 = load float, ptr %3, align 4, !tbaa !5
  %12 = fcmp une float %11, 3.000000e+00
  %13 = select i1 %12, ptr @.str.4, ptr @.str.3
  %14 = fpext float %11 to double
  %15 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, double noundef %14)
  %16 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, ptr noundef nonnull %13)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 20, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #5
  ret i32 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 nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

; Function Attrs: nofree nounwind
declare noundef i32 @puts(ptr nocapture noundef readonly) local_unnamed_addr #3

declare void @p_median_f32(ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #4

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

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

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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #4 = { "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 #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 = !{!"float", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass