; LLVM IR from reworks-org/galaxy :: deps/sfml_deps/freetype-src/src/base (fttrigon)

; 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
define dso_local i64 @FT_Angle_Diff(i64 noundef %0, i64 noundef %1) #1 {
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  store i64 %0, ptr %3, align 8, !tbaa !5
  store i64 %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #2
  %6 = load i64, ptr %4, align 8, !tbaa !5
  %7 = load i64, ptr %3, align 8, !tbaa !5
  %8 = sub nsw i64 %6, %7
  store i64 %8, ptr %5, align 8, !tbaa !5
  br label %9

9:                                                ; preds = %12, %2
  %10 = load i64, ptr %5, align 8, !tbaa !5
  %11 = icmp sle i64 %10, -11796480
  br i1 %11, label %12, label %15

12:                                               ; preds = %9
  %13 = load i64, ptr %5, align 8, !tbaa !5
  %14 = add nsw i64 %13, 23592960
  store i64 %14, ptr %5, align 8, !tbaa !5
  br label %9, !llvm.loop !9

15:                                               ; preds = %9
  br label %16

16:                                               ; preds = %19, %15
  %17 = load i64, ptr %5, align 8, !tbaa !5
  %18 = icmp sgt i64 %17, 11796480
  br i1 %18, label %19, label %22

19:                                               ; preds = %16
  %20 = load i64, ptr %5, align 8, !tbaa !5
  %21 = sub nsw i64 %20, 23592960
  store i64 %21, ptr %5, align 8, !tbaa !5
  br label %16, !llvm.loop !11

22:                                               ; preds = %16
  %23 = load i64, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #2
  ret i64 %23
}

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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


; 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 range(i64 -11796479, 11796481) i64 @FT_Angle_Diff(i64 noundef %0, i64 noundef %1) local_unnamed_addr #0 {
.preheader.preheader:
  %2 = sub i64 %1, %0
  %smax = tail call i64 @llvm.smax.i64(i64 %2, i64 -11796479)
  %3 = add i64 %smax, %0
  %4 = icmp ne i64 %3, %1
  %umin = zext i1 %4 to i64
  %5 = add i64 %umin, %1
  %6 = sub i64 %3, %5
  %7 = udiv i64 %6, 23592960
  %8 = add nuw nsw i64 %7, %umin
  %9 = mul i64 %8, 23592960
  %10 = add i64 %9, %1
  %11 = sub i64 %10, %0
  %12 = add i64 %10, 23592959
  %smin = tail call i64 @llvm.smin.i64(i64 %11, i64 11796480)
  %13 = add i64 %smin, %0
  %14 = sub i64 %12, %13
  %.fr = freeze i64 %14
  %15 = urem i64 %.fr, 23592960
  %.neg = sub i64 %15, %.fr
  %16 = add i64 %.neg, %11
  ret i64 %16
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.smax.i64(i64, i64) #1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.smin.i64(i64, i64) #1

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" }
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: GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,PostOrderFunctionAttrsPass,SCCPPass,SROAPass,SimplifyCFGPass,TailCallElimPass