; LLVM IR from IntersectMBO/cardano-crypto :: cbits/ed25519 (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.ge25519_t = type { [5 x i64], [5 x i64], [5 x i64], [5 x i64] }

@ge25519_niels_base_multiples = external hidden constant [256 x [96 x i8]], align 16

; Function Attrs: nounwind uwtable
define dso_local void @cardano_crypto_ed25519_publickey(ptr noundef %0, ptr noundef %1) #0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca [5 x i64], align 16
  %6 = alloca %struct.ge25519_t, align 16
  %7 = alloca [64 x i8], align 16
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 40, ptr %5) #4
  call void @llvm.lifetime.start.p0(i64 160, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 64, ptr %7) #4
  call void @llvm.memset.p0.i64(ptr align 16 %7, i8 0, i64 64, i1 false)
  %8 = getelementptr inbounds [64 x i8], ptr %7, i64 0, i64 0
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %8, ptr align 1 %9, i64 32, i1 false)
  %10 = getelementptr inbounds [5 x i64], ptr %5, i64 0, i64 0
  %11 = getelementptr inbounds [64 x i8], ptr %7, i64 0, i64 0
  call void @expand256_modm(ptr noundef %10, ptr noundef %11, i64 noundef 32)
  %12 = getelementptr inbounds [5 x i64], ptr %5, i64 0, i64 0
  call void @ge25519_scalarmult_base_niels(ptr noundef %6, ptr noundef @ge25519_niels_base_multiples, ptr noundef %12)
  %13 = load ptr, ptr %4, align 8, !tbaa !5
  call void @ge25519_pack(ptr noundef %13, ptr noundef %6)
  call void @llvm.lifetime.end.p0(i64 64, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 160, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 40, ptr %5) #4
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #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
declare hidden void @expand256_modm(ptr noundef, ptr noundef, i64 noundef) #0

; Function Attrs: nounwind uwtable
declare hidden void @ge25519_scalarmult_base_niels(ptr noundef, ptr noundef, ptr noundef) #0

; Function Attrs: nounwind uwtable
declare hidden void @ge25519_pack(ptr noundef, ptr noundef) #0

; 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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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"}


; 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.ge25519_t = type { [5 x i64], [5 x i64], [5 x i64], [5 x i64] }

@ge25519_niels_base_multiples = external hidden constant [256 x [96 x i8]], align 16

; Function Attrs: nounwind uwtable
define dso_local void @cardano_crypto_ed25519_publickey(ptr nocapture noundef readonly %0, ptr noundef %1) local_unnamed_addr #0 {
  %3 = alloca [5 x i64], align 16
  %4 = alloca %struct.ge25519_t, align 16
  %5 = alloca [64 x i8], align 16
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %3) #4
  call void @llvm.lifetime.start.p0(i64 160, ptr nonnull %4) #4
  call void @llvm.lifetime.start.p0(i64 64, ptr nonnull %5) #4
  %6 = getelementptr inbounds i8, ptr %5, i64 32
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(32) %6, i8 0, i64 32, i1 false)
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(32) %5, ptr noundef nonnull align 1 dereferenceable(32) %0, i64 32, i1 false)
  call void @expand256_modm(ptr noundef nonnull %3, ptr noundef nonnull %5, i64 noundef 32)
  call void @ge25519_scalarmult_base_niels(ptr noundef nonnull %4, ptr noundef nonnull @ge25519_niels_base_multiples, ptr noundef nonnull %3)
  call void @ge25519_pack(ptr noundef %1, ptr noundef nonnull %4)
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 160, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #4
  ret void
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #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
declare hidden void @expand256_modm(ptr noundef, ptr noundef, i64 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare hidden void @ge25519_scalarmult_base_niels(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare hidden void @ge25519_pack(ptr noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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)"}


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