; LLVM IR from FRC-Utilities/LibDS :: src (utils)

; 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: nounwind uwtable
define dso_local zeroext i8 @DS_FloatToByte(float noundef %0, float noundef %1) #0 {
  %3 = alloca i8, align 1
  %4 = alloca float, align 4
  %5 = alloca float, align 4
  %6 = alloca i32, align 4
  store float %0, ptr %4, align 4, !tbaa !5
  store float %1, ptr %5, align 4, !tbaa !5
  %7 = load float, ptr %4, align 4, !tbaa !5
  %8 = fcmp une float %7, 0.000000e+00
  br i1 %8, label %9, label %25

9:                                                ; preds = %2
  %10 = load float, ptr %5, align 4, !tbaa !5
  %11 = fcmp une float %10, 0.000000e+00
  br i1 %11, label %12, label %25

12:                                               ; preds = %9
  %13 = load float, ptr %4, align 4, !tbaa !5
  %14 = load float, ptr %5, align 4, !tbaa !5
  %15 = fcmp ole float %13, %14
  br i1 %15, label %16, label %25

16:                                               ; preds = %12
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #2
  %17 = load float, ptr %4, align 4, !tbaa !5
  %18 = load float, ptr %5, align 4, !tbaa !5
  %19 = fdiv float %17, %18
  %20 = fmul float %19, 1.270000e+02
  %21 = fptosi float %20 to i32
  store i32 %21, ptr %6, align 4, !tbaa !9
  %22 = load i32, ptr %6, align 4, !tbaa !9
  %23 = and i32 %22, 255
  %24 = trunc i32 %23 to i8
  store i8 %24, ptr %3, align 1
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #2
  br label %26

25:                                               ; preds = %12, %9, %2
  store i8 0, ptr %3, align 1
  br label %26

26:                                               ; preds = %25, %16
  %27 = load i8, ptr %3, align 1
  ret i8 %27
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #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 willreturn memory(argmem: readwrite) }
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 = !{!"int", !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 norecurse nosync nounwind willreturn memory(none) uwtable
define dso_local zeroext i8 @DS_FloatToByte(float noundef %0, float noundef %1) local_unnamed_addr #0 {
  %3 = fcmp oeq float %0, 0.000000e+00
  %4 = fcmp oeq float %1, 0.000000e+00
  %or.cond.not12 = or i1 %3, %4
  %5 = fcmp ugt float %0, %1
  %or.cond10 = or i1 %5, %or.cond.not12
  %6 = fdiv float %0, %1
  %7 = fmul float %6, 1.270000e+02
  %8 = fptosi float %7 to i32
  %9 = trunc i32 %8 to i8
  %.0 = select i1 %or.cond10, i8 0, i8 %9
  ret i8 %.0
}

attributes #0 = { 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: GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass