; LLVM IR from openssl/openssl :: providers/implementations/digests (blake2s_prov)

; 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.blake2s_param_st = type { i8, i8, i8, i8, [4 x i8], [6 x i8], i8, i8, [8 x i8], [8 x i8] }

; Function Attrs: nounwind uwtable
define dso_local void @ossl_blake2s_param_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.blake2s_param_st, ptr %3, i32 0, i32 0
  store i8 32, ptr %4, align 1, !tbaa !9
  %5 = load ptr, ptr %2, align 8, !tbaa !5
  %6 = getelementptr inbounds %struct.blake2s_param_st, ptr %5, i32 0, i32 1
  store i8 0, ptr %6, align 1, !tbaa !11
  %7 = load ptr, ptr %2, align 8, !tbaa !5
  %8 = getelementptr inbounds %struct.blake2s_param_st, ptr %7, i32 0, i32 2
  store i8 1, ptr %8, align 1, !tbaa !12
  %9 = load ptr, ptr %2, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.blake2s_param_st, ptr %9, i32 0, i32 3
  store i8 1, ptr %10, align 1, !tbaa !13
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.blake2s_param_st, ptr %11, i32 0, i32 4
  %13 = getelementptr inbounds [4 x i8], ptr %12, i64 0, i64 0
  call void @store32(ptr noundef %13, i32 noundef 0)
  %14 = load ptr, ptr %2, align 8, !tbaa !5
  %15 = getelementptr inbounds %struct.blake2s_param_st, ptr %14, i32 0, i32 5
  %16 = getelementptr inbounds [6 x i8], ptr %15, i64 0, i64 0
  call void @store48(ptr noundef %16, i64 noundef 0)
  %17 = load ptr, ptr %2, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.blake2s_param_st, ptr %17, i32 0, i32 6
  store i8 0, ptr %18, align 1, !tbaa !14
  %19 = load ptr, ptr %2, align 8, !tbaa !5
  %20 = getelementptr inbounds %struct.blake2s_param_st, ptr %19, i32 0, i32 7
  store i8 0, ptr %20, align 1, !tbaa !15
  %21 = load ptr, ptr %2, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.blake2s_param_st, ptr %21, i32 0, i32 8
  %23 = getelementptr inbounds [8 x i8], ptr %22, i64 0, i64 0
  call void @llvm.memset.p0.i64(ptr align 1 %23, i8 0, i64 8, i1 false)
  %24 = load ptr, ptr %2, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.blake2s_param_st, ptr %24, i32 0, i32 9
  %26 = getelementptr inbounds [8 x i8], ptr %25, i64 0, i64 0
  call void @llvm.memset.p0.i64(ptr align 1 %26, i8 0, i64 8, i1 false)
  ret void
}

; Function Attrs: inlinehint nounwind uwtable
declare hidden void @store32(ptr noundef, i32 noundef) #1

; Function Attrs: inlinehint nounwind uwtable
declare hidden void @store48(ptr noundef, i64 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

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" }
attributes #2 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !7, i64 0}
!10 = !{!"blake2s_param_st", !7, i64 0, !7, i64 1, !7, i64 2, !7, i64 3, !7, i64 4, !7, i64 8, !7, i64 14, !7, i64 15, !7, i64 16, !7, i64 24}
!11 = !{!10, !7, i64 1}
!12 = !{!10, !7, i64 2}
!13 = !{!10, !7, i64 3}
!14 = !{!10, !7, i64 14}
!15 = !{!10, !7, i64 15}


; 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: nounwind uwtable
define dso_local void @ossl_blake2s_param_init(ptr noundef %0) local_unnamed_addr #0 {
  store <4 x i8> <i8 32, i8 0, i8 1, i8 1>, ptr %0, align 1, !tbaa !5
  %2 = getelementptr inbounds i8, ptr %0, i64 4
  tail call void @store32(ptr noundef nonnull %2, i32 noundef 0)
  %3 = getelementptr inbounds i8, ptr %0, i64 8
  tail call void @store48(ptr noundef nonnull %3, i64 noundef 0)
  %4 = getelementptr inbounds i8, ptr %0, i64 14
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(18) %4, i8 0, i64 18, i1 false)
  ret void
}

; Function Attrs: inlinehint nounwind uwtable
declare hidden void @store32(ptr noundef, i32 noundef) local_unnamed_addr #1

; Function Attrs: inlinehint nounwind uwtable
declare hidden void @store48(ptr noundef, i64 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

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" }
attributes #2 = { mustprogress 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}


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