; LLVM IR from caryll/otfcc :: lib/vf (region)

; 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"

%struct.vq_AxisSpan = type { double, double, double }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind uwtable
define dso_local zeroext i1 @vq_AxisSpanIsOne(ptr noundef %0) #1 {
  %2 = alloca ptr, align 8
  %3 = alloca double, align 8
  %4 = alloca double, align 8
  %5 = alloca double, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #2
  %6 = load ptr, ptr %2, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.vq_AxisSpan, ptr %6, i32 0, i32 0
  %8 = load double, ptr %7, align 8, !tbaa !9
  store double %8, ptr %3, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #2
  %9 = load ptr, ptr %2, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.vq_AxisSpan, ptr %9, i32 0, i32 1
  %11 = load double, ptr %10, align 8, !tbaa !13
  store double %11, ptr %4, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #2
  %12 = load ptr, ptr %2, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct.vq_AxisSpan, ptr %12, i32 0, i32 2
  %14 = load double, ptr %13, align 8, !tbaa !14
  store double %14, ptr %5, align 8, !tbaa !12
  %15 = load double, ptr %3, align 8, !tbaa !12
  %16 = load double, ptr %4, align 8, !tbaa !12
  %17 = fcmp ogt double %15, %16
  br i1 %17, label %34, label %18

18:                                               ; preds = %1
  %19 = load double, ptr %4, align 8, !tbaa !12
  %20 = load double, ptr %5, align 8, !tbaa !12
  %21 = fcmp ogt double %19, %20
  br i1 %21, label %34, label %22

22:                                               ; preds = %18
  %23 = load double, ptr %3, align 8, !tbaa !12
  %24 = fcmp olt double %23, 0.000000e+00
  br i1 %24, label %25, label %31

25:                                               ; preds = %22
  %26 = load double, ptr %5, align 8, !tbaa !12
  %27 = fcmp ogt double %26, 0.000000e+00
  br i1 %27, label %28, label %31

28:                                               ; preds = %25
  %29 = load double, ptr %4, align 8, !tbaa !12
  %30 = fcmp une double %29, 0.000000e+00
  br i1 %30, label %34, label %31

31:                                               ; preds = %28, %25, %22
  %32 = load double, ptr %4, align 8, !tbaa !12
  %33 = fcmp oeq double %32, 0.000000e+00
  br label %34

34:                                               ; preds = %31, %28, %18, %1
  %35 = phi i1 [ true, %28 ], [ true, %18 ], [ true, %1 ], [ %33, %31 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #2
  ret i1 %35
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"", !11, i64 0, !11, i64 8, !11, i64 16}
!11 = !{!"double", !7, i64 0}
!12 = !{!11, !11, i64 0}
!13 = !{!10, !11, i64 8}
!14 = !{!10, !11, i64 16}


; 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"

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) uwtable
define dso_local zeroext i1 @vq_AxisSpanIsOne(ptr nocapture noundef readonly %0) local_unnamed_addr #0 {
  %2 = load double, ptr %0, align 8, !tbaa !5
  %3 = getelementptr inbounds i8, ptr %0, i64 8
  %4 = load double, ptr %3, align 8, !tbaa !10
  %5 = getelementptr inbounds i8, ptr %0, i64 16
  %6 = load double, ptr %5, align 8, !tbaa !11
  %7 = fcmp ogt double %2, %4
  %8 = fcmp ogt double %4, %6
  %or.cond16 = select i1 %7, i1 true, i1 %8
  br i1 %or.cond16, label %14, label %9

9:                                                ; preds = %1
  %10 = fcmp olt double %2, 0.000000e+00
  %11 = fcmp ogt double %6, 0.000000e+00
  %or.cond = select i1 %10, i1 %11, i1 false
  %12 = fcmp une double %4, 0.000000e+00
  %or.cond3 = and i1 %12, %or.cond
  %13 = fcmp oeq double %4, 0.000000e+00
  %spec.select = or i1 %13, %or.cond3
  br label %14

14:                                               ; preds = %9, %1
  %15 = phi i1 [ true, %1 ], [ %spec.select, %9 ]
  ret i1 %15
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) 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" }

!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, !7, i64 0}
!6 = !{!"", !7, i64 0, !7, i64 8, !7, i64 16}
!7 = !{!"double", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!6, !7, i64 8}
!11 = !{!6, !7, i64 16}


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