; LLVM IR from simon-zerisenay/42_Push_Swap :: libft (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"

@.str = external hidden unnamed_addr constant [7 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local i32 @ft_putchar(i32 noundef) #0

; Function Attrs: nounwind uwtable
define dso_local i32 @ft_putstr(ptr noundef %0) #0 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #2
  store i32 0, ptr %4, align 4, !tbaa !9
  %6 = load ptr, ptr %3, align 8, !tbaa !5
  %7 = icmp ne ptr %6, null
  br i1 %7, label %10, label %8

8:                                                ; preds = %1
  %9 = call i32 @ft_putstr(ptr noundef @.str)
  store i32 6, ptr %2, align 4
  store i32 1, ptr %5, align 4
  br label %30

10:                                               ; preds = %1
  br label %11

11:                                               ; preds = %19, %10
  %12 = load ptr, ptr %3, align 8, !tbaa !5
  %13 = load i32, ptr %4, align 4, !tbaa !9
  %14 = sext i32 %13 to i64
  %15 = getelementptr inbounds i8, ptr %12, i64 %14
  %16 = load i8, ptr %15, align 1, !tbaa !11
  %17 = sext i8 %16 to i32
  %18 = icmp ne i32 %17, 0
  br i1 %18, label %19, label %28

19:                                               ; preds = %11
  %20 = load ptr, ptr %3, align 8, !tbaa !5
  %21 = load i32, ptr %4, align 4, !tbaa !9
  %22 = add nsw i32 %21, 1
  store i32 %22, ptr %4, align 4, !tbaa !9
  %23 = sext i32 %21 to i64
  %24 = getelementptr inbounds i8, ptr %20, i64 %23
  %25 = load i8, ptr %24, align 1, !tbaa !11
  %26 = sext i8 %25 to i32
  %27 = call i32 @ft_putchar(i32 noundef %26)
  br label %11, !llvm.loop !12

28:                                               ; preds = %11
  %29 = load i32, ptr %4, align 4, !tbaa !9
  store i32 %29, ptr %2, align 4
  store i32 1, ptr %5, align 4
  br label %30

30:                                               ; preds = %28, %8
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #2
  %31 = load i32, ptr %2, align 4
  ret i32 %31
}

; 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


; 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"

@.str = external hidden unnamed_addr constant [7 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local i32 @ft_putchar(i32 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local i32 @ft_putstr(ptr noundef readonly %0) local_unnamed_addr #0 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %.preheader, label %.preheader9

.preheader9:                                      ; preds = %1
  %2 = load i8, ptr %0, align 1, !tbaa !5
  %.not811 = icmp eq i8 %2, 0
  br i1 %.not811, label %ft_putstr.exit, label %.lr.ph

.preheader:                                       ; preds = %1
  %3 = load i8, ptr @.str, align 1, !tbaa !5
  %.not8.i13 = icmp eq i8 %3, 0
  br i1 %.not8.i13, label %ft_putstr.exit, label %.lr.ph15

.lr.ph15:                                         ; preds = %.preheader, %.lr.ph15
  %indvars.iv17 = phi i64 [ %indvars.iv.next18, %.lr.ph15 ], [ 0, %.preheader ]
  %4 = phi i8 [ %8, %.lr.ph15 ], [ %3, %.preheader ]
  %5 = sext i8 %4 to i32
  %indvars.iv.next18 = add nuw nsw i64 %indvars.iv17, 1
  %6 = tail call i32 @ft_putchar(i32 noundef %5)
  %7 = getelementptr inbounds i8, ptr @.str, i64 %indvars.iv.next18
  %8 = load i8, ptr %7, align 1, !tbaa !5
  %.not8.i = icmp eq i8 %8, 0
  br i1 %.not8.i, label %ft_putstr.exit, label %.lr.ph15, !llvm.loop !8

.lr.ph:                                           ; preds = %.preheader9, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %.preheader9 ]
  %9 = phi i8 [ %13, %.lr.ph ], [ %2, %.preheader9 ]
  %10 = sext i8 %9 to i32
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %11 = tail call i32 @ft_putchar(i32 noundef %10)
  %12 = getelementptr inbounds i8, ptr %0, i64 %indvars.iv.next
  %13 = load i8, ptr %12, align 1, !tbaa !5
  %.not8 = icmp eq i8 %13, 0
  br i1 %.not8, label %ft_putstr.exit.loopexit16, label %.lr.ph, !llvm.loop !8

ft_putstr.exit.loopexit16:                        ; preds = %.lr.ph
  %14 = trunc nuw i64 %indvars.iv.next to i32
  br label %ft_putstr.exit

ft_putstr.exit:                                   ; preds = %.lr.ph15, %ft_putstr.exit.loopexit16, %.preheader9, %.preheader
  %.06 = phi i32 [ 6, %.preheader ], [ 0, %.preheader9 ], [ %14, %ft_putstr.exit.loopexit16 ], [ 6, %.lr.ph15 ]
  ret i32 %.06
}

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" }

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


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InlinerPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass