; LLVM IR from vergecurrency/verge :: src/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_scalar = type { [4 x i64] }
%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_gej }
%struct.secp256k1_gej = type { %struct.secp256k1_fe, %struct.secp256k1_fe, %struct.secp256k1_fe, i32 }
%struct.secp256k1_fe = type { [5 x i64] }
%struct.secp256k1_callback = type { ptr, ptr }

@.str.13 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.15 = 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 void @secp256k1_ecdsa_signature_load(ptr noundef, ptr noundef, ptr noundef, ptr noundef) #3

; Function Attrs: nounwind uwtable
define dso_local i32 @secp256k1_ecdsa_signature_serialize_compact(ptr noundef %0, ptr noundef %1, ptr noundef %2) #3 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca %struct.secp256k1_scalar, align 8
  %9 = alloca %struct.secp256k1_scalar, align 8
  %10 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 32, ptr %8) #4
  call void @llvm.lifetime.start.p0(i64 32, ptr %9) #4
  br label %11

11:                                               ; preds = %3
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = icmp ne ptr %12, null
  %14 = zext i1 %13 to i32
  br label %15

15:                                               ; preds = %11
  br label %16

16:                                               ; preds = %15
  br label %17

17:                                               ; preds = %16
  %18 = load ptr, ptr %6, align 8, !tbaa !5
  %19 = icmp ne ptr %18, null
  %20 = xor i1 %19, true
  %21 = zext i1 %20 to i32
  %22 = sext i32 %21 to i64
  %23 = call i64 @llvm.expect.i64(i64 %22, i64 0)
  %24 = icmp ne i64 %23, 0
  br i1 %24, label %25, label %28

25:                                               ; preds = %17
  %26 = load ptr, ptr %5, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.secp256k1_context_struct, ptr %26, i32 0, i32 1
  call void @secp256k1_callback_call(ptr noundef %27, ptr noundef @.str.15)
  store i32 0, ptr %4, align 4
  store i32 1, ptr %10, align 4
  br label %51

28:                                               ; preds = %17
  br label %29

29:                                               ; preds = %28
  br label %30

30:                                               ; preds = %29
  br label %31

31:                                               ; preds = %30
  %32 = load ptr, ptr %7, align 8, !tbaa !5
  %33 = icmp ne ptr %32, null
  %34 = xor i1 %33, true
  %35 = zext i1 %34 to i32
  %36 = sext i32 %35 to i64
  %37 = call i64 @llvm.expect.i64(i64 %36, i64 0)
  %38 = icmp ne i64 %37, 0
  br i1 %38, label %39, label %42

39:                                               ; preds = %31
  %40 = load ptr, ptr %5, align 8, !tbaa !5
  %41 = getelementptr inbounds %struct.secp256k1_context_struct, ptr %40, i32 0, i32 1
  call void @secp256k1_callback_call(ptr noundef %41, ptr noundef @.str.13)
  store i32 0, ptr %4, align 4
  store i32 1, ptr %10, align 4
  br label %51

42:                                               ; preds = %31
  br label %43

43:                                               ; preds = %42
  br label %44

44:                                               ; preds = %43
  %45 = load ptr, ptr %5, align 8, !tbaa !5
  %46 = load ptr, ptr %7, align 8, !tbaa !5
  call void @secp256k1_ecdsa_signature_load(ptr noundef %45, ptr noundef %8, ptr noundef %9, ptr noundef %46)
  %47 = load ptr, ptr %6, align 8, !tbaa !5
  %48 = getelementptr inbounds i8, ptr %47, i64 0
  call void @secp256k1_scalar_get_b32(ptr noundef %48, ptr noundef %8)
  %49 = load ptr, ptr %6, align 8, !tbaa !5
  %50 = getelementptr inbounds i8, ptr %49, i64 32
  call void @secp256k1_scalar_get_b32(ptr noundef %50, ptr noundef %9)
  store i32 1, ptr %4, align 4
  store i32 1, ptr %10, align 4
  br label %51

51:                                               ; preds = %44, %39, %25
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %8) #4
  %52 = load i32, ptr %4, align 4
  ret i32 %52
}

; Function Attrs: nounwind uwtable
declare hidden void @secp256k1_scalar_get_b32(ptr noundef, ptr noundef) #3

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 = { 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.secp256k1_scalar = type { [4 x i64] }

@.str.13 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.15 = 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: 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 nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nounwind uwtable
declare hidden void @secp256k1_ecdsa_signature_load(ptr noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local range(i32 0, 2) i32 @secp256k1_ecdsa_signature_serialize_compact(ptr noundef %0, ptr noundef %1, ptr noundef %2) local_unnamed_addr #2 {
  %4 = alloca %struct.secp256k1_scalar, align 8
  %5 = alloca %struct.secp256k1_scalar, align 8
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #3
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #3
  %.not = icmp eq ptr %1, null
  br i1 %.not, label %6, label %8, !prof !5

6:                                                ; preds = %3
  %7 = getelementptr inbounds i8, ptr %0, i64 168
  tail call void @secp256k1_callback_call(ptr noundef nonnull %7, ptr noundef nonnull @.str.15)
  br label %13

8:                                                ; preds = %3
  %.not9 = icmp eq ptr %2, null
  br i1 %.not9, label %9, label %11, !prof !5

9:                                                ; preds = %8
  %10 = getelementptr inbounds i8, ptr %0, i64 168
  tail call void @secp256k1_callback_call(ptr noundef nonnull %10, ptr noundef nonnull @.str.13)
  br label %13

11:                                               ; preds = %8
  call void @secp256k1_ecdsa_signature_load(ptr noundef %0, ptr noundef nonnull %4, ptr noundef nonnull %5, ptr noundef nonnull %2)
  call void @secp256k1_scalar_get_b32(ptr noundef nonnull %1, ptr noundef nonnull %4)
  %12 = getelementptr inbounds i8, ptr %1, i64 32
  call void @secp256k1_scalar_get_b32(ptr noundef nonnull %12, ptr noundef nonnull %5)
  br label %13

13:                                               ; preds = %11, %9, %6
  %.0 = phi i32 [ 0, %6 ], [ 0, %9 ], [ 1, %11 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #3
  ret i32 %.0
}

; Function Attrs: nounwind uwtable
declare hidden void @secp256k1_scalar_get_b32(ptr noundef, ptr noundef) local_unnamed_addr #2

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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 = !{!"branch_weights", !"expected", i32 1, i32 2000}


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