; LLVM IR from bitcoin-core/secp256k1 :: src (bench_ecmult)

; 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.secp256k1_context_struct = type { %struct.secp256k1_ecmult_gen_context, %struct.secp256k1_callback, %struct.secp256k1_callback, i32 }
%struct.secp256k1_ecmult_gen_context = type { i32, %struct.secp256k1_scalar, %struct.secp256k1_ge, %struct.secp256k1_fe }
%struct.secp256k1_scalar = type { [4 x i64] }
%struct.secp256k1_ge = type { %struct.secp256k1_fe, %struct.secp256k1_fe, i32 }
%struct.secp256k1_fe = type { [5 x i64] }
%struct.secp256k1_callback = type { ptr, ptr }

@.str.3 = external hidden unnamed_addr constant [33 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [17 x i8], align 1

; Function Attrs: inlinehint nounwind uwtable
declare hidden void @secp256k1_callback_call(ptr noundef, ptr noundef) #0

; 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 nosync nounwind willreturn memory(none)
declare i64 @llvm.expect.i64(i64, i64) #2

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

; Function Attrs: nounwind uwtable
declare hidden i32 @secp256k1_context_is_proper(ptr noundef) #3

; 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) #4

; Function Attrs: nounwind uwtable
define dso_local ptr @secp256k1_context_preallocated_clone(ptr noundef %0, ptr noundef %1) #3 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  br label %8

8:                                                ; preds = %2
  %9 = load ptr, ptr %5, align 8, !tbaa !5
  %10 = icmp ne ptr %9, null
  %11 = xor i1 %10, true
  %12 = zext i1 %11 to i32
  %13 = sext i32 %12 to i64
  %14 = call i64 @llvm.expect.i64(i64 %13, i64 0)
  %15 = icmp ne i64 %14, 0
  br i1 %15, label %16, label %19

16:                                               ; preds = %8
  %17 = load ptr, ptr %4, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.secp256k1_context_struct, ptr %17, i32 0, i32 1
  call void @secp256k1_callback_call(ptr noundef %18, ptr noundef @.str.4)
  store ptr null, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %41

19:                                               ; preds = %8
  br label %20

20:                                               ; preds = %19
  br label %21

21:                                               ; preds = %20
  br label %22

22:                                               ; preds = %21
  %23 = load ptr, ptr %4, align 8, !tbaa !5
  %24 = call i32 @secp256k1_context_is_proper(ptr noundef %23)
  %25 = icmp ne i32 %24, 0
  %26 = xor i1 %25, true
  %27 = zext i1 %26 to i32
  %28 = sext i32 %27 to i64
  %29 = call i64 @llvm.expect.i64(i64 %28, i64 0)
  %30 = icmp ne i64 %29, 0
  br i1 %30, label %31, label %34

31:                                               ; preds = %22
  %32 = load ptr, ptr %4, align 8, !tbaa !5
  %33 = getelementptr inbounds %struct.secp256k1_context_struct, ptr %32, i32 0, i32 1
  call void @secp256k1_callback_call(ptr noundef %33, ptr noundef @.str.3)
  store ptr null, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %41

34:                                               ; preds = %22
  br label %35

35:                                               ; preds = %34
  br label %36

36:                                               ; preds = %35
  %37 = load ptr, ptr %5, align 8, !tbaa !5
  store ptr %37, ptr %6, align 8, !tbaa !5
  %38 = load ptr, ptr %6, align 8, !tbaa !5
  %39 = load ptr, ptr %4, align 8, !tbaa !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %38, ptr align 8 %39, i64 208, i1 false), !tbaa.struct !9
  %40 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %40, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %41

41:                                               ; preds = %36, %31, %16
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  %42 = load ptr, ptr %3, align 8
  ret ptr %42
}

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(none) }
attributes #3 = { 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 #4 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #5 = { 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"}
!9 = !{i64 0, i64 4, !10, i64 8, i64 32, !12, i64 40, i64 40, !12, i64 80, i64 40, !12, i64 120, i64 4, !10, i64 128, i64 40, !12, i64 168, i64 8, !5, i64 176, i64 8, !5, i64 184, i64 8, !5, i64 192, i64 8, !5, i64 200, i64 4, !10}
!10 = !{!11, !11, i64 0}
!11 = !{!"int", !7, i64 0}
!12 = !{!7, !7, 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"

@.str.3 = external hidden unnamed_addr constant [33 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [17 x i8], align 1

; Function Attrs: inlinehint nounwind uwtable
declare hidden void @secp256k1_callback_call(ptr noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare hidden i32 @secp256k1_context_is_proper(ptr noundef) local_unnamed_addr #1

; 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) #2

; Function Attrs: nounwind uwtable
define dso_local noundef ptr @secp256k1_context_preallocated_clone(ptr noundef %0, ptr noundef writeonly %1) local_unnamed_addr #1 {
  %.not = icmp eq ptr %1, null
  br i1 %.not, label %3, label %5, !prof !5

3:                                                ; preds = %2
  %4 = getelementptr inbounds i8, ptr %0, i64 168
  tail call void @secp256k1_callback_call(ptr noundef nonnull %4, ptr noundef nonnull @.str.4)
  br label %10

5:                                                ; preds = %2
  %6 = tail call i32 @secp256k1_context_is_proper(ptr noundef %0)
  %.not9 = icmp eq i32 %6, 0
  br i1 %.not9, label %7, label %9, !prof !5

7:                                                ; preds = %5
  %8 = getelementptr inbounds i8, ptr %0, i64 168
  tail call void @secp256k1_callback_call(ptr noundef nonnull %8, ptr noundef nonnull @.str.3)
  br label %10

9:                                                ; preds = %5
  tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(208) %1, ptr noundef nonnull align 8 dereferenceable(208) %0, i64 208, i1 false), !tbaa.struct !6
  br label %10

10:                                               ; preds = %9, %7, %3
  %.0 = phi ptr [ null, %3 ], [ null, %7 ], [ %1, %9 ]
  ret ptr %.0
}

attributes #0 = { 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 #1 = { 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: readwrite) }

!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 = !{!"branch_weights", !"expected", i32 1, i32 2000}
!6 = !{i64 0, i64 4, !7, i64 8, i64 32, !11, i64 40, i64 40, !11, i64 80, i64 40, !11, i64 120, i64 4, !7, i64 128, i64 40, !11, i64 168, i64 8, !12, i64 176, i64 8, !12, i64 184, i64 8, !12, i64 192, i64 8, !12, i64 200, i64 4, !7}
!7 = !{!8, !8, i64 0}
!8 = !{!"int", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C/C++ TBAA"}
!11 = !{!9, !9, i64 0}
!12 = !{!13, !13, i64 0}
!13 = !{!"any pointer", !9, i64 0}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,LowerExpectIntrinsicPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass