; LLVM IR from CLASS-SZ/class_sz :: class-sz/hyrec (helium)

; 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: nounwind
declare double @sqrt(double noundef) #1

; Function Attrs: nounwind
declare double @exp(double noundef) #1

; 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 double @rec_saha_xe_H(double noundef %0, double noundef %1, double noundef %2) #2 {
  %4 = alloca double, align 8
  %5 = alloca double, align 8
  %6 = alloca double, align 8
  %7 = alloca double, align 8
  %8 = alloca double, align 8
  %9 = alloca double, align 8
  %10 = alloca double, align 8
  %11 = alloca double, align 8
  store double %0, ptr %4, align 8, !tbaa !5
  store double %1, ptr %5, align 8, !tbaa !5
  store double %2, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #3
  %12 = load double, ptr %5, align 8, !tbaa !5
  %13 = load double, ptr %6, align 8, !tbaa !5
  %14 = fadd double 1.000000e+00, %13
  store double %14, ptr %11, align 8, !tbaa !5
  %15 = fmul double %12, %14
  store double %15, ptr %9, align 8, !tbaa !5
  %16 = load double, ptr %4, align 8, !tbaa !5
  %17 = load double, ptr %11, align 8, !tbaa !5
  %18 = fmul double %16, %17
  %19 = load double, ptr %11, align 8, !tbaa !5
  %20 = fmul double %18, %19
  %21 = load double, ptr %11, align 8, !tbaa !5
  %22 = fmul double %20, %21
  store double %22, ptr %10, align 8, !tbaa !5
  %23 = load double, ptr %9, align 8, !tbaa !5
  %24 = fmul double 0x4460596531DB4072, %23
  %25 = load double, ptr %9, align 8, !tbaa !5
  %26 = call double @sqrt(double noundef %25) #3
  %27 = fmul double %24, %26
  %28 = load double, ptr %9, align 8, !tbaa !5
  %29 = fdiv double 0xC103434B07D2C7B9, %28
  %30 = call double @exp(double noundef %29) #3
  %31 = fmul double %27, %30
  %32 = load double, ptr %10, align 8, !tbaa !5
  %33 = fdiv double %31, %32
  store double %33, ptr %8, align 8, !tbaa !5
  %34 = load double, ptr %8, align 8, !tbaa !5
  %35 = fdiv double 4.000000e+00, %34
  %36 = fadd double 1.000000e+00, %35
  %37 = call double @sqrt(double noundef %36) #3
  %38 = fadd double 1.000000e+00, %37
  %39 = fdiv double 2.000000e+00, %38
  store double %39, ptr %7, align 8, !tbaa !5
  %40 = load double, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #3
  ret double %40
}

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 = { 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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


; 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 @sqrt(double noundef) local_unnamed_addr #0

; 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 double @rec_saha_xe_H(double noundef %0, double noundef %1, double noundef %2) local_unnamed_addr #1 {
  %4 = fadd double %2, 1.000000e+00
  %5 = fmul double %4, %1
  %6 = tail call double @sqrt(double noundef %5) #2
  %7 = fdiv double 0xC103434B07D2C7B9, %5
  %8 = tail call double @exp(double noundef %7) #2
  %9 = insertelement <2 x double> poison, double %5, i64 0
  %10 = insertelement <2 x double> %9, double %4, i64 1
  %11 = insertelement <2 x double> <double 0x4460596531DB4072, double poison>, double %0, i64 1
  %12 = fmul <2 x double> %10, %11
  %13 = insertelement <2 x double> %10, double %6, i64 0
  %14 = fmul <2 x double> %12, %13
  %15 = insertelement <2 x double> %10, double %8, i64 0
  %16 = fmul <2 x double> %14, %15
  %17 = extractelement <2 x double> %16, i64 0
  %18 = extractelement <2 x double> %16, i64 1
  %19 = fdiv double %17, %18
  %20 = fdiv double 4.000000e+00, %19
  %21 = fadd double %20, 1.000000e+00
  %22 = tail call double @sqrt(double noundef %21) #2
  %23 = fadd double %22, 1.000000e+00
  %24 = fdiv double 2.000000e+00, %23
  ret double %24
}

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: GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SLPVectorizerPass,SROAPass,TailCallElimPass