; LLVM IR from quarkslab/crypto-condor :: crypto_condor/primitives/_testu01/examples (xoshiro128plusplus)

; 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"

@s = external hidden global [4 x i32], align 16

; Function Attrs: nounwind uwtable
define dso_local i32 @xoshiro128plusplus() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %1) #3
  %3 = load i32, ptr @s, align 16, !tbaa !5
  %4 = load i32, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 3), align 4, !tbaa !5
  %5 = add i32 %3, %4
  %6 = call i32 @rotl(i32 noundef %5, i32 noundef 7)
  %7 = load i32, ptr @s, align 16, !tbaa !5
  %8 = add i32 %6, %7
  store i32 %8, ptr %1, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #3
  %9 = load i32, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 1), align 4, !tbaa !5
  %10 = shl i32 %9, 9
  store i32 %10, ptr %2, align 4, !tbaa !5
  %11 = load i32, ptr @s, align 16, !tbaa !5
  %12 = load i32, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 2), align 8, !tbaa !5
  %13 = xor i32 %12, %11
  store i32 %13, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 2), align 8, !tbaa !5
  %14 = load i32, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 1), align 4, !tbaa !5
  %15 = load i32, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 3), align 4, !tbaa !5
  %16 = xor i32 %15, %14
  store i32 %16, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 3), align 4, !tbaa !5
  %17 = load i32, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 2), align 8, !tbaa !5
  %18 = load i32, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 1), align 4, !tbaa !5
  %19 = xor i32 %18, %17
  store i32 %19, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 1), align 4, !tbaa !5
  %20 = load i32, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 3), align 4, !tbaa !5
  %21 = load i32, ptr @s, align 16, !tbaa !5
  %22 = xor i32 %21, %20
  store i32 %22, ptr @s, align 16, !tbaa !5
  %23 = load i32, ptr %2, align 4, !tbaa !5
  %24 = load i32, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 2), align 8, !tbaa !5
  %25 = xor i32 %24, %23
  store i32 %25, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 2), align 8, !tbaa !5
  %26 = load i32, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 3), align 4, !tbaa !5
  %27 = call i32 @rotl(i32 noundef %26, i32 noundef 11)
  store i32 %27, ptr getelementptr inbounds ([4 x i32], ptr @s, i64 0, i64 3), align 4, !tbaa !5
  %28 = load i32, ptr %1, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #3
  ret i32 %28
}

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

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @rotl(i32 noundef, i32 noundef) #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 = { inlinehint 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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


; 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"

@s = external hidden local_unnamed_addr global [4 x i32], align 16

; Function Attrs: nounwind uwtable
define dso_local i32 @xoshiro128plusplus() local_unnamed_addr #0 {
  %1 = load i32, ptr @s, align 16, !tbaa !5
  %2 = load i32, ptr getelementptr inbounds (i8, ptr @s, i64 12), align 4, !tbaa !5
  %3 = add i32 %2, %1
  %4 = tail call i32 @rotl(i32 noundef %3, i32 noundef 7)
  %5 = load i32, ptr @s, align 16, !tbaa !5
  %6 = add i32 %5, %4
  %7 = load i32, ptr getelementptr inbounds (i8, ptr @s, i64 4), align 4, !tbaa !5
  %8 = shl i32 %7, 9
  %9 = load i32, ptr getelementptr inbounds (i8, ptr @s, i64 8), align 8, !tbaa !5
  %10 = xor i32 %9, %5
  %11 = load i32, ptr getelementptr inbounds (i8, ptr @s, i64 12), align 4, !tbaa !5
  %12 = xor i32 %11, %7
  store i32 %12, ptr getelementptr inbounds (i8, ptr @s, i64 12), align 4, !tbaa !5
  %13 = xor i32 %10, %7
  store i32 %13, ptr getelementptr inbounds (i8, ptr @s, i64 4), align 4, !tbaa !5
  %14 = xor i32 %12, %5
  store i32 %14, ptr @s, align 16, !tbaa !5
  %15 = xor i32 %10, %8
  store i32 %15, ptr getelementptr inbounds (i8, ptr @s, i64 8), align 8, !tbaa !5
  %16 = tail call i32 @rotl(i32 noundef %12, i32 noundef 11)
  store i32 %16, ptr getelementptr inbounds (i8, ptr @s, i64 12), align 4, !tbaa !5
  ret i32 %6
}

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @rotl(i32 noundef, i32 noundef) 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 = { inlinehint 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


; Effective O3 passes: DSEPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,ReassociatePass,SROAPass,TailCallElimPass