; LLVM IR from oreparaz/dudect :: examples/aes32 (dut_aes32)

; 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"

%struct.dudect_config_t = type { i64, i64 }
%struct.dudect_ctx_t = type { ptr, ptr, ptr, ptr, ptr, [102 x ptr], ptr }

@rk = external hidden global [44 x i32], align 16
@__const.main.config = external hidden unnamed_addr constant %struct.dudect_config_t, align 8

; 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
declare dso_local i32 @dudect_main(ptr noundef) #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @dudect_init(ptr noundef, ptr noundef) #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @dudect_free(ptr noundef) #1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #3

; Function Attrs: nounwind uwtable
define dso_local i32 @main(i32 noundef %0, ptr noundef %1) #1 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca %struct.dudect_config_t, align 8
  %7 = alloca %struct.dudect_ctx_t, align 8
  %8 = alloca [16 x i8], align 16
  %9 = alloca i32, align 4
  store i32 0, ptr %3, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  %10 = load i32, ptr %4, align 4, !tbaa !5
  %11 = load ptr, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 16, ptr %6) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %6, ptr align 8 @__const.main.config, i64 16, i1 false)
  call void @llvm.lifetime.start.p0(i64 864, ptr %7) #5
  call void @llvm.lifetime.start.p0(i64 16, ptr %8) #5
  call void @llvm.memset.p0.i64(ptr align 16 %8, i8 0, i64 16, i1 false)
  %12 = getelementptr inbounds [16 x i8], ptr %8, i64 0, i64 0
  %13 = call i32 @rijndaelKeySetupEnc(ptr noundef @rk, ptr noundef %12, i32 noundef 128)
  %14 = call i32 @dudect_init(ptr noundef %7, ptr noundef %6)
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  store i32 1, ptr %9, align 4, !tbaa !5
  br label %15

15:                                               ; preds = %18, %2
  %16 = load i32, ptr %9, align 4, !tbaa !5
  %17 = icmp eq i32 %16, 1
  br i1 %17, label %18, label %20

18:                                               ; preds = %15
  %19 = call i32 @dudect_main(ptr noundef %7)
  store i32 %19, ptr %9, align 4, !tbaa !5
  br label %15, !llvm.loop !11

20:                                               ; preds = %15
  %21 = call i32 @dudect_free(ptr noundef %7)
  %22 = load i32, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 864, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %6) #5
  ret i32 %22
}

declare i32 @rijndaelKeySetupEnc(ptr noundef, ptr noundef, i32 noundef) #4

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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { "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 #5 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"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"

%struct.dudect_config_t = type { i64, i64 }
%struct.dudect_ctx_t = type { ptr, ptr, ptr, ptr, ptr, [102 x ptr], ptr }

@rk = external hidden global [44 x i32], align 16
@__const.main.config = external hidden unnamed_addr constant %struct.dudect_config_t, align 8

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind uwtable
declare dso_local i32 @dudect_main(ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @dudect_init(ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @dudect_free(ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #3

; Function Attrs: nounwind uwtable
define dso_local range(i32 2, 1) i32 @main(i32 noundef %0, ptr nocapture noundef readnone %1) local_unnamed_addr #1 {
  %3 = alloca %struct.dudect_config_t, align 8
  %4 = alloca %struct.dudect_ctx_t, align 8
  %5 = alloca [16 x i8], align 16
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %3) #5
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %3, ptr noundef nonnull align 8 dereferenceable(16) @__const.main.config, i64 16, i1 false)
  call void @llvm.lifetime.start.p0(i64 864, ptr nonnull %4) #5
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #5
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(16) %5, i8 0, i64 16, i1 false)
  %6 = call i32 @rijndaelKeySetupEnc(ptr noundef nonnull @rk, ptr noundef nonnull %5, i32 noundef 128) #5
  %7 = call i32 @dudect_init(ptr noundef nonnull %4, ptr noundef nonnull %3)
  br label %8

8:                                                ; preds = %2, %8
  %9 = call i32 @dudect_main(ptr noundef nonnull %4)
  %10 = icmp eq i32 %9, 1
  br i1 %10, label %8, label %11, !llvm.loop !5

11:                                               ; preds = %8
  %12 = call i32 @dudect_free(ptr noundef nonnull %4)
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 864, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #5
  ret i32 %9
}

declare i32 @rijndaelKeySetupEnc(ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #4

attributes #0 = { mustprogress 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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { "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 #5 = { 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,LCSSAPass,LoopRotatePass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass