; LLVM IR from lichen-community-systems/signaletic :: libsignaletic/src (libsignaletic)

; 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: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare float @llvm.fmuladd.f32(float, float, float) #1

; Function Attrs: inlinehint nounwind uwtable
define dso_local float @sig_dsp_Bob_clip(float noundef %0, float noundef %1, float noundef %2) #2 {
  %4 = alloca float, align 4
  %5 = alloca float, align 4
  %6 = alloca float, align 4
  %7 = alloca float, align 4
  store float %0, ptr %4, align 4, !tbaa !5
  store float %1, ptr %5, align 4, !tbaa !5
  store float %2, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  %8 = load float, ptr %4, align 4, !tbaa !5
  %9 = load float, ptr %6, align 4, !tbaa !5
  %10 = fmul float %8, %9
  %11 = fcmp ogt float %10, 1.000000e+00
  br i1 %11, label %12, label %13

12:                                               ; preds = %3
  br label %25

13:                                               ; preds = %3
  %14 = load float, ptr %4, align 4, !tbaa !5
  %15 = load float, ptr %6, align 4, !tbaa !5
  %16 = fmul float %14, %15
  %17 = fcmp olt float %16, -1.000000e+00
  br i1 %17, label %18, label %19

18:                                               ; preds = %13
  br label %23

19:                                               ; preds = %13
  %20 = load float, ptr %4, align 4, !tbaa !5
  %21 = load float, ptr %6, align 4, !tbaa !5
  %22 = fmul float %20, %21
  br label %23

23:                                               ; preds = %19, %18
  %24 = phi float [ -1.000000e+00, %18 ], [ %22, %19 ]
  br label %25

25:                                               ; preds = %23, %12
  %26 = phi float [ 1.000000e+00, %12 ], [ %24, %23 ]
  store float %26, ptr %7, align 4, !tbaa !5
  %27 = load float, ptr %5, align 4, !tbaa !5
  %28 = load float, ptr %7, align 4, !tbaa !5
  %29 = load float, ptr %7, align 4, !tbaa !5
  %30 = fmul float 0x3FD5555560000000, %29
  %31 = load float, ptr %7, align 4, !tbaa !5
  %32 = fmul float %30, %31
  %33 = load float, ptr %7, align 4, !tbaa !5
  %34 = fneg float %32
  %35 = call float @llvm.fmuladd.f32(float %34, float %33, float %28)
  %36 = fmul float %27, %35
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  ret float %36
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #2 = { inlinehint 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 = !{!"float", !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 nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare float @llvm.fmuladd.f32(float, float, float) #0

; Function Attrs: inlinehint mustprogress nofree norecurse nosync nounwind willreturn memory(none) uwtable
define dso_local float @sig_dsp_Bob_clip(float noundef %0, float noundef %1, float noundef %2) local_unnamed_addr #1 {
  %4 = fmul float %0, %2
  %5 = fcmp ogt float %4, 1.000000e+00
  %6 = fcmp olt float %4, -1.000000e+00
  %7 = select i1 %6, float -1.000000e+00, float %4
  %8 = select i1 %5, float 1.000000e+00, float %7
  %9 = fmul float %8, 0xBFD5555560000000
  %10 = fmul float %8, %9
  %11 = tail call float @llvm.fmuladd.f32(float %10, float %8, float %8)
  %12 = fmul float %11, %1
  ret float %12
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #1 = { inlinehint mustprogress nofree norecurse nosync nounwind willreturn memory(none) 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)"}


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