; LLVM IR from Robert-van-Engelen/lisp :: src (lisp-pr-single)

; 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 uwtable
declare dso_local float @car(float noundef) #1

; Function Attrs: nounwind uwtable
define dso_local float @f_int(float noundef %0, ptr noundef %1) #1 {
  %3 = alloca float, align 4
  %4 = alloca ptr, align 8
  %5 = alloca float, align 4
  store float %0, ptr %3, align 4, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #2
  %6 = load float, ptr %3, align 4, !tbaa !5
  %7 = call float @car(float noundef %6)
  store float %7, ptr %5, align 4, !tbaa !5
  %8 = load float, ptr %5, align 4, !tbaa !5
  %9 = fpext float %8 to double
  %10 = fcmp olt double %9, 1.000000e+06
  br i1 %10, label %11, label %19

11:                                               ; preds = %2
  %12 = load float, ptr %5, align 4, !tbaa !5
  %13 = fpext float %12 to double
  %14 = fcmp ogt double %13, -1.000000e+06
  br i1 %14, label %15, label %19

15:                                               ; preds = %11
  %16 = load float, ptr %5, align 4, !tbaa !5
  %17 = fptoui float %16 to i32
  %18 = uitofp i32 %17 to float
  br label %21

19:                                               ; preds = %11, %2
  %20 = load float, ptr %5, align 4, !tbaa !5
  br label %21

21:                                               ; preds = %19, %15
  %22 = phi float [ %18, %15 ], [ %20, %19 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #2
  ret float %22
}

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 = !{!"float", !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: nounwind uwtable
declare dso_local float @car(float noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local float @f_int(float noundef %0, ptr nocapture noundef readnone %1) local_unnamed_addr #0 {
  %3 = tail call float @car(float noundef %0)
  %4 = tail call float @llvm.fabs.f32(float %3)
  %or.cond = fcmp olt float %4, 1.000000e+06
  %5 = fptoui float %3 to i32
  %6 = uitofp i32 %5 to float
  %7 = select i1 %or.cond, float %6, float %3
  ret float %7
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare float @llvm.fabs.f32(float) #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 speculatable willreturn memory(none) }

!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