; LLVM IR from imkcat/CatCrypto :: Sources/ModuleMaps/SHA3 (KeccakP-1600-reference)

; 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.4 = external hidden unnamed_addr constant [18 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [5 x i8], align 1
@KeccakRoundConstants = external hidden constant [24 x i64], align 16
@.str.6 = external hidden unnamed_addr constant [2 x i8], align 1

; 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 void @KeccakP1600_DisplayRoundConstants(ptr noundef %0) #1 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  store i32 0, ptr %3, align 4, !tbaa !9
  br label %4

4:                                                ; preds = %29, %1
  %5 = load i32, ptr %3, align 4, !tbaa !9
  %6 = icmp ult i32 %5, 24
  br i1 %6, label %7, label %32

7:                                                ; preds = %4
  %8 = load ptr, ptr %2, align 8, !tbaa !5
  %9 = load i32, ptr %3, align 4, !tbaa !9
  %10 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %8, ptr noundef @.str.4, i32 noundef %9) #3
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = load i32, ptr %3, align 4, !tbaa !9
  %13 = zext i32 %12 to i64
  %14 = getelementptr inbounds [24 x i64], ptr @KeccakRoundConstants, i64 0, i64 %13
  %15 = load i64, ptr %14, align 8, !tbaa !11
  %16 = lshr i64 %15, 32
  %17 = trunc i64 %16 to i32
  %18 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %11, ptr noundef @.str.5, i32 noundef %17) #3
  %19 = load ptr, ptr %2, align 8, !tbaa !5
  %20 = load i32, ptr %3, align 4, !tbaa !9
  %21 = zext i32 %20 to i64
  %22 = getelementptr inbounds [24 x i64], ptr @KeccakRoundConstants, i64 0, i64 %21
  %23 = load i64, ptr %22, align 8, !tbaa !11
  %24 = and i64 %23, 4294967295
  %25 = trunc i64 %24 to i32
  %26 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %19, ptr noundef @.str.5, i32 noundef %25) #3
  %27 = load ptr, ptr %2, align 8, !tbaa !5
  %28 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %27, ptr noundef @.str.6) #3
  br label %29

29:                                               ; preds = %7
  %30 = load i32, ptr %3, align 4, !tbaa !9
  %31 = add i32 %30, 1
  store i32 %31, ptr %3, align 4, !tbaa !9
  br label %4, !llvm.loop !13

32:                                               ; preds = %4
  %33 = load ptr, ptr %2, align 8, !tbaa !5
  %34 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %33, ptr noundef @.str.6) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  ret void
}

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #2

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 "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 = !{!12, !12, i64 0}
!12 = !{!"long long", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"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.4 = external hidden unnamed_addr constant [18 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [5 x i8], align 1
@KeccakRoundConstants = external hidden local_unnamed_addr constant [24 x i64], align 16
@.str.6 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nofree nounwind uwtable
define dso_local void @KeccakP1600_DisplayRoundConstants(ptr nocapture noundef %0) local_unnamed_addr #0 {
  br label %2

2:                                                ; preds = %1, %2
  %indvars.iv = phi i64 [ 0, %1 ], [ %indvars.iv.next, %2 ]
  %3 = trunc nuw nsw i64 %indvars.iv to i32
  %4 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %0, ptr noundef nonnull @.str.4, i32 noundef %3) #2
  %5 = getelementptr inbounds [24 x i64], ptr @KeccakRoundConstants, i64 0, i64 %indvars.iv
  %6 = load i64, ptr %5, align 8, !tbaa !5
  %7 = lshr i64 %6, 32
  %8 = trunc nuw i64 %7 to i32
  %9 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %0, ptr noundef nonnull @.str.5, i32 noundef %8) #2
  %10 = trunc i64 %6 to i32
  %11 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %0, ptr noundef nonnull @.str.5, i32 noundef %10) #2
  %12 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %0, ptr noundef nonnull @.str.6) #2
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, 24
  br i1 %exitcond.not, label %13, label %2, !llvm.loop !9

13:                                               ; preds = %2
  %14 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %0, ptr noundef nonnull @.str.6) #2
  ret void
}

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #1

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


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass