; LLVM IR from philanc/luazen :: src/mono (monocypher-ed25519)

; 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.crypto_sha512_ctx = type { [8 x i64], [16 x i64], [2 x i64], i64 }

; Function Attrs: nounwind uwtable
define dso_local void @crypto_sha512_init(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = getelementptr inbounds %struct.crypto_sha512_ctx, ptr %3, i32 0, i32 0
  %5 = getelementptr inbounds [8 x i64], ptr %4, i64 0, i64 0
  store i64 7640891576956012808, ptr %5, align 8, !tbaa !9
  %6 = load ptr, ptr %2, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.crypto_sha512_ctx, ptr %6, i32 0, i32 0
  %8 = getelementptr inbounds [8 x i64], ptr %7, i64 0, i64 1
  store i64 -4942790177534073029, ptr %8, align 8, !tbaa !9
  %9 = load ptr, ptr %2, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.crypto_sha512_ctx, ptr %9, i32 0, i32 0
  %11 = getelementptr inbounds [8 x i64], ptr %10, i64 0, i64 2
  store i64 4354685564936845355, ptr %11, align 8, !tbaa !9
  %12 = load ptr, ptr %2, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct.crypto_sha512_ctx, ptr %12, i32 0, i32 0
  %14 = getelementptr inbounds [8 x i64], ptr %13, i64 0, i64 3
  store i64 -6534734903238641935, ptr %14, align 8, !tbaa !9
  %15 = load ptr, ptr %2, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.crypto_sha512_ctx, ptr %15, i32 0, i32 0
  %17 = getelementptr inbounds [8 x i64], ptr %16, i64 0, i64 4
  store i64 5840696475078001361, ptr %17, align 8, !tbaa !9
  %18 = load ptr, ptr %2, align 8, !tbaa !5
  %19 = getelementptr inbounds %struct.crypto_sha512_ctx, ptr %18, i32 0, i32 0
  %20 = getelementptr inbounds [8 x i64], ptr %19, i64 0, i64 5
  store i64 -7276294671716946913, ptr %20, align 8, !tbaa !9
  %21 = load ptr, ptr %2, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.crypto_sha512_ctx, ptr %21, i32 0, i32 0
  %23 = getelementptr inbounds [8 x i64], ptr %22, i64 0, i64 6
  store i64 2270897969802886507, ptr %23, align 8, !tbaa !9
  %24 = load ptr, ptr %2, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.crypto_sha512_ctx, ptr %24, i32 0, i32 0
  %26 = getelementptr inbounds [8 x i64], ptr %25, i64 0, i64 7
  store i64 6620516959819538809, ptr %26, align 8, !tbaa !9
  %27 = load ptr, ptr %2, align 8, !tbaa !5
  %28 = getelementptr inbounds %struct.crypto_sha512_ctx, ptr %27, i32 0, i32 2
  %29 = getelementptr inbounds [2 x i64], ptr %28, i64 0, i64 0
  store i64 0, ptr %29, align 8, !tbaa !9
  %30 = load ptr, ptr %2, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.crypto_sha512_ctx, ptr %30, i32 0, i32 2
  %32 = getelementptr inbounds [2 x i64], ptr %31, i64 0, i64 1
  store i64 0, ptr %32, align 8, !tbaa !9
  %33 = load ptr, ptr %2, align 8, !tbaa !5
  %34 = getelementptr inbounds %struct.crypto_sha512_ctx, ptr %33, i32 0, i32 3
  store i64 0, ptr %34, align 8, !tbaa !11
  ret void
}

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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !10, i64 208}
!12 = !{!"", !7, i64 0, !7, i64 64, !7, i64 192, !10, i64 208}


; 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: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) uwtable
define dso_local void @crypto_sha512_init(ptr nocapture noundef writeonly %0) local_unnamed_addr #0 {
  store i64 7640891576956012808, ptr %0, align 8, !tbaa !5
  %2 = getelementptr inbounds i8, ptr %0, i64 8
  store i64 -4942790177534073029, ptr %2, align 8, !tbaa !5
  %3 = getelementptr inbounds i8, ptr %0, i64 16
  store i64 4354685564936845355, ptr %3, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 24
  store i64 -6534734903238641935, ptr %4, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %0, i64 32
  store i64 5840696475078001361, ptr %5, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %0, i64 40
  store i64 -7276294671716946913, ptr %6, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %0, i64 48
  store i64 2270897969802886507, ptr %7, align 8, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %0, i64 56
  store i64 6620516959819538809, ptr %8, align 8, !tbaa !5
  %9 = getelementptr inbounds i8, ptr %0, i64 192
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %9, i8 0, i64 24, i1 false)
  ret void
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) 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 nounwind willreturn memory(argmem: write) }

!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", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InstCombinePass,MemCpyOptPass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass