; LLVM IR from china-hai/yd_crypto :: src/des_tdes (yd_tdes_cbc)

; 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 void @yd_tdes_cbc_encrypt(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3, ptr noundef %4, ptr noundef %5, i32 noundef %6) #0 {
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  %13 = alloca ptr, align 8
  %14 = alloca i32, align 4
  %15 = alloca i8, align 1
  store ptr %0, ptr %8, align 8, !tbaa !5
  store ptr %1, ptr %9, align 8, !tbaa !5
  store ptr %2, ptr %10, align 8, !tbaa !5
  store ptr %3, ptr %11, align 8, !tbaa !5
  store ptr %4, ptr %12, align 8, !tbaa !5
  store ptr %5, ptr %13, align 8, !tbaa !5
  store i32 %6, ptr %14, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %15) #3
  br label %16

16:                                               ; preds = %46, %7
  %17 = load i32, ptr %14, align 4, !tbaa !9
  %18 = icmp ugt i32 %17, 0
  br i1 %18, label %19, label %60

19:                                               ; preds = %16
  store i8 0, ptr %15, align 1, !tbaa !11
  br label %20

20:                                               ; preds = %43, %19
  %21 = load i8, ptr %15, align 1, !tbaa !11
  %22 = zext i8 %21 to i32
  %23 = icmp slt i32 %22, 8
  br i1 %23, label %24, label %46

24:                                               ; preds = %20
  %25 = load ptr, ptr %8, align 8, !tbaa !5
  %26 = load i8, ptr %15, align 1, !tbaa !11
  %27 = zext i8 %26 to i64
  %28 = getelementptr inbounds i8, ptr %25, i64 %27
  %29 = load i8, ptr %28, align 1, !tbaa !11
  %30 = zext i8 %29 to i32
  %31 = load ptr, ptr %13, align 8, !tbaa !5
  %32 = load i8, ptr %15, align 1, !tbaa !11
  %33 = zext i8 %32 to i64
  %34 = getelementptr inbounds i8, ptr %31, i64 %33
  %35 = load i8, ptr %34, align 1, !tbaa !11
  %36 = zext i8 %35 to i32
  %37 = xor i32 %30, %36
  %38 = trunc i32 %37 to i8
  %39 = load ptr, ptr %9, align 8, !tbaa !5
  %40 = load i8, ptr %15, align 1, !tbaa !11
  %41 = zext i8 %40 to i64
  %42 = getelementptr inbounds i8, ptr %39, i64 %41
  store i8 %38, ptr %42, align 1, !tbaa !11
  br label %43

43:                                               ; preds = %24
  %44 = load i8, ptr %15, align 1, !tbaa !11
  %45 = add i8 %44, 1
  store i8 %45, ptr %15, align 1, !tbaa !11
  br label %20, !llvm.loop !12

46:                                               ; preds = %20
  %47 = load ptr, ptr %9, align 8, !tbaa !5
  %48 = load ptr, ptr %10, align 8, !tbaa !5
  call void @yd_des_crypto(ptr noundef %47, ptr noundef %48, i8 noundef zeroext 0)
  %49 = load ptr, ptr %9, align 8, !tbaa !5
  %50 = load ptr, ptr %11, align 8, !tbaa !5
  call void @yd_des_crypto(ptr noundef %49, ptr noundef %50, i8 noundef zeroext 1)
  %51 = load ptr, ptr %9, align 8, !tbaa !5
  %52 = load ptr, ptr %12, align 8, !tbaa !5
  call void @yd_des_crypto(ptr noundef %51, ptr noundef %52, i8 noundef zeroext 0)
  %53 = load ptr, ptr %9, align 8, !tbaa !5
  store ptr %53, ptr %13, align 8, !tbaa !5
  %54 = load ptr, ptr %8, align 8, !tbaa !5
  %55 = getelementptr inbounds i8, ptr %54, i64 8
  store ptr %55, ptr %8, align 8, !tbaa !5
  %56 = load ptr, ptr %9, align 8, !tbaa !5
  %57 = getelementptr inbounds i8, ptr %56, i64 8
  store ptr %57, ptr %9, align 8, !tbaa !5
  %58 = load i32, ptr %14, align 4, !tbaa !9
  %59 = add i32 %58, -1
  store i32 %59, ptr %14, align 4, !tbaa !9
  br label %16, !llvm.loop !14

60:                                               ; preds = %16
  call void @llvm.lifetime.end.p0(i64 1, ptr %15) #3
  ret void
}

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

declare void @yd_des_crypto(ptr noundef, ptr noundef, i8 noundef zeroext) #2

; 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 = { "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 = !{!"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"}
!14 = distinct !{!14, !13}


; 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
define dso_local void @yd_tdes_cbc_encrypt(ptr nocapture noundef readonly %0, ptr noundef %1, ptr noundef %2, ptr noundef %3, ptr noundef %4, ptr nocapture noundef readonly %5, i32 noundef %6) local_unnamed_addr #0 {
  %.not23 = icmp eq i32 %6, 0
  br i1 %.not23, label %._crit_edge, label %.preheader

.preheader:                                       ; preds = %7, %.preheader
  %.01827 = phi i32 [ %55, %.preheader ], [ %6, %7 ]
  %.01926 = phi ptr [ %.02124, %.preheader ], [ %5, %7 ]
  %.02025 = phi ptr [ %53, %.preheader ], [ %0, %7 ]
  %.02124 = phi ptr [ %54, %.preheader ], [ %1, %7 ]
  %8 = load i8, ptr %.02025, align 1, !tbaa !5
  %9 = load i8, ptr %.01926, align 1, !tbaa !5
  %10 = xor i8 %9, %8
  store i8 %10, ptr %.02124, align 1, !tbaa !5
  %11 = getelementptr inbounds i8, ptr %.02025, i64 1
  %12 = load i8, ptr %11, align 1, !tbaa !5
  %13 = getelementptr inbounds i8, ptr %.01926, i64 1
  %14 = load i8, ptr %13, align 1, !tbaa !5
  %15 = xor i8 %14, %12
  %16 = getelementptr inbounds i8, ptr %.02124, i64 1
  store i8 %15, ptr %16, align 1, !tbaa !5
  %17 = getelementptr inbounds i8, ptr %.02025, i64 2
  %18 = load i8, ptr %17, align 1, !tbaa !5
  %19 = getelementptr inbounds i8, ptr %.01926, i64 2
  %20 = load i8, ptr %19, align 1, !tbaa !5
  %21 = xor i8 %20, %18
  %22 = getelementptr inbounds i8, ptr %.02124, i64 2
  store i8 %21, ptr %22, align 1, !tbaa !5
  %23 = getelementptr inbounds i8, ptr %.02025, i64 3
  %24 = load i8, ptr %23, align 1, !tbaa !5
  %25 = getelementptr inbounds i8, ptr %.01926, i64 3
  %26 = load i8, ptr %25, align 1, !tbaa !5
  %27 = xor i8 %26, %24
  %28 = getelementptr inbounds i8, ptr %.02124, i64 3
  store i8 %27, ptr %28, align 1, !tbaa !5
  %29 = getelementptr inbounds i8, ptr %.02025, i64 4
  %30 = load i8, ptr %29, align 1, !tbaa !5
  %31 = getelementptr inbounds i8, ptr %.01926, i64 4
  %32 = load i8, ptr %31, align 1, !tbaa !5
  %33 = xor i8 %32, %30
  %34 = getelementptr inbounds i8, ptr %.02124, i64 4
  store i8 %33, ptr %34, align 1, !tbaa !5
  %35 = getelementptr inbounds i8, ptr %.02025, i64 5
  %36 = load i8, ptr %35, align 1, !tbaa !5
  %37 = getelementptr inbounds i8, ptr %.01926, i64 5
  %38 = load i8, ptr %37, align 1, !tbaa !5
  %39 = xor i8 %38, %36
  %40 = getelementptr inbounds i8, ptr %.02124, i64 5
  store i8 %39, ptr %40, align 1, !tbaa !5
  %41 = getelementptr inbounds i8, ptr %.02025, i64 6
  %42 = load i8, ptr %41, align 1, !tbaa !5
  %43 = getelementptr inbounds i8, ptr %.01926, i64 6
  %44 = load i8, ptr %43, align 1, !tbaa !5
  %45 = xor i8 %44, %42
  %46 = getelementptr inbounds i8, ptr %.02124, i64 6
  store i8 %45, ptr %46, align 1, !tbaa !5
  %47 = getelementptr inbounds i8, ptr %.02025, i64 7
  %48 = load i8, ptr %47, align 1, !tbaa !5
  %49 = getelementptr inbounds i8, ptr %.01926, i64 7
  %50 = load i8, ptr %49, align 1, !tbaa !5
  %51 = xor i8 %50, %48
  %52 = getelementptr inbounds i8, ptr %.02124, i64 7
  store i8 %51, ptr %52, align 1, !tbaa !5
  tail call void @yd_des_crypto(ptr noundef nonnull %.02124, ptr noundef %2, i8 noundef zeroext 0) #2
  tail call void @yd_des_crypto(ptr noundef nonnull %.02124, ptr noundef %3, i8 noundef zeroext 1) #2
  tail call void @yd_des_crypto(ptr noundef nonnull %.02124, ptr noundef %4, i8 noundef zeroext 0) #2
  %53 = getelementptr inbounds i8, ptr %.02025, i64 8
  %54 = getelementptr inbounds i8, ptr %.02124, i64 8
  %55 = add i32 %.01827, -1
  %.not = icmp eq i32 %55, 0
  br i1 %.not, label %._crit_edge, label %.preheader, !llvm.loop !8

._crit_edge:                                      ; preds = %.preheader, %7
  ret void
}

declare void @yd_des_crypto(ptr noundef, ptr noundef, i8 noundef zeroext) local_unnamed_addr #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 = { "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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


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