; LLVM IR from USDA-ARS-ACSL/MAIZSIM :: Crop source/Development.ll (ZN12CDevelopment12LeafN_effectEd)

; 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"

; 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
declare double @exp(double noundef) #1

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef double @_ZN12CDevelopment12LeafN_effectEd(ptr noundef nonnull align 8 dereferenceable(1352) %0, double noundef %1) #2 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca double, align 8
  %5 = alloca double, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store double %1, ptr %4, align 8, !tbaa !9
  %6 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  %7 = load double, ptr %4, align 8, !tbaa !9
  %8 = fsub double %7, 2.500000e-01
  %9 = fmul double -2.900000e+00, %8
  %10 = call double @exp(double noundef %9) #3
  %11 = fadd double 1.000000e+00, %10
  %12 = fdiv double 2.000000e+00, %11
  %13 = fsub double %12, 1.000000e+00
  %14 = fcmp ogt double 0.000000e+00, %13
  br i1 %14, label %15, label %16

15:                                               ; preds = %2
  br label %24

16:                                               ; preds = %2
  %17 = load double, ptr %4, align 8, !tbaa !9
  %18 = fsub double %17, 2.500000e-01
  %19 = fmul double -2.900000e+00, %18
  %20 = call double @exp(double noundef %19) #3
  %21 = fadd double 1.000000e+00, %20
  %22 = fdiv double 2.000000e+00, %21
  %23 = fsub double %22, 1.000000e+00
  br label %24

24:                                               ; preds = %16, %15
  %25 = phi double [ 0.000000e+00, %15 ], [ %23, %16 ]
  store double %25, ptr %5, align 8, !tbaa !9
  %26 = load double, ptr %5, align 8, !tbaa !9
  %27 = fcmp olt double 1.000000e+00, %26
  br i1 %27, label %28, label %29

28:                                               ; preds = %24
  br label %31

29:                                               ; preds = %24
  %30 = load double, ptr %5, align 8, !tbaa !9
  br label %31

31:                                               ; preds = %29, %28
  %32 = phi double [ 1.000000e+00, %28 ], [ %30, %29 ]
  store double %32, ptr %5, align 8, !tbaa !9
  %33 = load double, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  ret double %33
}

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

; Function Attrs: mustprogress nofree nounwind willreturn memory(write)
declare double @exp(double noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nofree nounwind willreturn memory(write) uwtable
define dso_local noundef double @_ZN12CDevelopment12LeafN_effectEd(ptr nocapture noundef nonnull readnone align 8 dereferenceable(1352) %0, double noundef %1) local_unnamed_addr #1 align 2 {
  %3 = fadd double %1, -2.500000e-01
  %4 = fmul double %3, -2.900000e+00
  %5 = tail call double @exp(double noundef %4) #2
  %6 = fadd double %5, 1.000000e+00
  %7 = fdiv double 2.000000e+00, %6
  %8 = fadd double %7, -1.000000e+00
  %9 = fcmp olt double %8, 0.000000e+00
  br i1 %9, label %15, label %10

10:                                               ; preds = %2
  %11 = tail call double @exp(double noundef %4) #2
  %12 = fadd double %11, 1.000000e+00
  %13 = fdiv double 2.000000e+00, %12
  %14 = fadd double %13, -1.000000e+00
  br label %15

15:                                               ; preds = %2, %10
  %16 = phi double [ %14, %10 ], [ 0.000000e+00, %2 ]
  %17 = fcmp ogt double %16, 1.000000e+00
  %18 = select i1 %17, double 1.000000e+00, double %16
  ret double %18
}

attributes #0 = { mustprogress nofree nounwind willreturn memory(write) "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 nofree nounwind willreturn memory(write) 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)"}


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