; LLVM IR from openssl/openssl :: crypto/ec (ec2_smpl)

; 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.ec_group_st = type { ptr, ptr, ptr, ptr, i32, i32, i32, i32, ptr, i64, ptr, [6 x i32], ptr, ptr, i32, ptr, ptr, ptr, ptr, i32, %union.anon, ptr, ptr }
%union.anon = type { ptr }

; Function Attrs: nounwind uwtable
define dso_local void @ossl_ec_GF2m_simple_group_clear_finish(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.ec_group_st, ptr %3, i32 0, i32 10
  %5 = load ptr, ptr %4, align 8, !tbaa !9
  call void @BN_clear_free(ptr noundef %5)
  %6 = load ptr, ptr %2, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.ec_group_st, ptr %6, i32 0, i32 12
  %8 = load ptr, ptr %7, align 8, !tbaa !13
  call void @BN_clear_free(ptr noundef %8)
  %9 = load ptr, ptr %2, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.ec_group_st, ptr %9, i32 0, i32 13
  %11 = load ptr, ptr %10, align 8, !tbaa !14
  call void @BN_clear_free(ptr noundef %11)
  %12 = load ptr, ptr %2, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct.ec_group_st, ptr %12, i32 0, i32 11
  %14 = getelementptr inbounds [6 x i32], ptr %13, i64 0, i64 0
  store i32 0, ptr %14, align 8, !tbaa !15
  %15 = load ptr, ptr %2, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.ec_group_st, ptr %15, i32 0, i32 11
  %17 = getelementptr inbounds [6 x i32], ptr %16, i64 0, i64 1
  store i32 0, ptr %17, align 4, !tbaa !15
  %18 = load ptr, ptr %2, align 8, !tbaa !5
  %19 = getelementptr inbounds %struct.ec_group_st, ptr %18, i32 0, i32 11
  %20 = getelementptr inbounds [6 x i32], ptr %19, i64 0, i64 2
  store i32 0, ptr %20, align 8, !tbaa !15
  %21 = load ptr, ptr %2, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.ec_group_st, ptr %21, i32 0, i32 11
  %23 = getelementptr inbounds [6 x i32], ptr %22, i64 0, i64 3
  store i32 0, ptr %23, align 4, !tbaa !15
  %24 = load ptr, ptr %2, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.ec_group_st, ptr %24, i32 0, i32 11
  %26 = getelementptr inbounds [6 x i32], ptr %25, i64 0, i64 4
  store i32 0, ptr %26, align 8, !tbaa !15
  %27 = load ptr, ptr %2, align 8, !tbaa !5
  %28 = getelementptr inbounds %struct.ec_group_st, ptr %27, i32 0, i32 11
  %29 = getelementptr inbounds [6 x i32], ptr %28, i64 0, i64 5
  store i32 -1, ptr %29, align 4, !tbaa !15
  ret void
}

declare void @BN_clear_free(ptr noundef) #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 = { "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, !6, i64 64}
!10 = !{!"ec_group_st", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !11, i64 32, !11, i64 36, !11, i64 40, !11, i64 44, !6, i64 48, !12, i64 56, !6, i64 64, !7, i64 72, !6, i64 96, !6, i64 104, !11, i64 112, !6, i64 120, !6, i64 128, !6, i64 136, !6, i64 144, !11, i64 152, !7, i64 160, !6, i64 168, !6, i64 176}
!11 = !{!"int", !7, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!10, !6, i64 96}
!14 = !{!10, !6, i64 104}
!15 = !{!11, !11, i64 0}


; 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_ec_GF2m_simple_group_clear_finish(ptr nocapture noundef %0) local_unnamed_addr #0 {
  %2 = getelementptr inbounds i8, ptr %0, i64 64
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  tail call void @BN_clear_free(ptr noundef %3) #3
  %4 = getelementptr inbounds i8, ptr %0, i64 96
  %5 = load ptr, ptr %4, align 8, !tbaa !12
  tail call void @BN_clear_free(ptr noundef %5) #3
  %6 = getelementptr inbounds i8, ptr %0, i64 104
  %7 = load ptr, ptr %6, align 8, !tbaa !13
  tail call void @BN_clear_free(ptr noundef %7) #3
  %8 = getelementptr inbounds i8, ptr %0, i64 72
  %9 = getelementptr inbounds i8, ptr %0, i64 92
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(20) %8, i8 0, i64 20, i1 false)
  store i32 -1, ptr %9, align 4, !tbaa !14
  ret void
}

declare void @BN_clear_free(ptr noundef) local_unnamed_addr #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 = { "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) }
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, !7, i64 64}
!6 = !{!"ec_group_st", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !10, i64 32, !10, i64 36, !10, i64 40, !10, i64 44, !7, i64 48, !11, i64 56, !7, i64 64, !8, i64 72, !7, i64 96, !7, i64 104, !10, i64 112, !7, i64 120, !7, i64 128, !7, i64 136, !7, i64 144, !10, i64 152, !8, i64 160, !7, i64 168, !7, i64 176}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"long", !8, i64 0}
!12 = !{!6, !7, i64 96}
!13 = !{!6, !7, i64 104}
!14 = !{!10, !10, i64 0}


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