; LLVM IR from CLASS-SZ/class_sz :: class-sz/source (nonlinear)

; 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: nounwind
declare double @pow(double noundef, double noundef) #1

; Function Attrs: nounwind uwtable
define dso_local i32 @nonlinear_hmcode_halomassfunction(double noundef %0, ptr noundef %1) #2 {
  %3 = alloca double, align 8
  %4 = alloca ptr, align 8
  %5 = alloca double, align 8
  %6 = alloca double, align 8
  %7 = alloca double, align 8
  store double %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  store double 3.000000e-01, ptr %5, align 8, !tbaa !5
  store double 7.070000e-01, ptr %6, align 8, !tbaa !5
  store double 2.161600e-01, ptr %7, align 8, !tbaa !5
  %8 = load double, ptr %7, align 8, !tbaa !5
  %9 = load double, ptr %6, align 8, !tbaa !5
  %10 = load double, ptr %3, align 8, !tbaa !5
  %11 = fmul double %9, %10
  %12 = load double, ptr %3, align 8, !tbaa !5
  %13 = fmul double %11, %12
  %14 = load double, ptr %5, align 8, !tbaa !5
  %15 = fneg double %14
  %16 = call double @pow(double noundef %13, double noundef %15) #3
  %17 = fadd double 1.000000e+00, %16
  %18 = fmul double %8, %17
  %19 = load double, ptr %6, align 8, !tbaa !5
  %20 = fneg double %19
  %21 = load double, ptr %3, align 8, !tbaa !5
  %22 = fmul double %20, %21
  %23 = load double, ptr %3, align 8, !tbaa !5
  %24 = fmul double %22, %23
  %25 = fdiv double %24, 2.000000e+00
  %26 = call double @exp(double noundef %25) #3
  %27 = fmul double %18, %26
  %28 = load ptr, ptr %4, align 8, !tbaa !9
  store double %27, ptr %28, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  ret i32 0
}

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"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !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)
declare double @pow(double noundef, double noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nofree nounwind willreturn memory(write) uwtable
define dso_local noundef i32 @nonlinear_hmcode_halomassfunction(double noundef %0, ptr nocapture noundef writeonly %1) local_unnamed_addr #1 {
  %3 = fmul double %0, 7.070000e-01
  %4 = fmul double %3, %0
  %5 = tail call double @pow(double noundef %4, double noundef -3.000000e-01) #2
  %6 = fadd double %5, 1.000000e+00
  %7 = fmul double %6, 2.161600e-01
  %8 = fmul double %0, -7.070000e-01
  %9 = fmul double %8, %0
  %10 = fmul double %9, 5.000000e-01
  %11 = tail call double @exp(double noundef %10) #2
  %12 = fmul double %11, %7
  store double %12, ptr %1, align 8, !tbaa !5
  ret i32 0
}

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)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


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