; 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_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_scalar = type { [4 x i64] }
%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 }

@secp256k1_context_static = external dso_local global ptr, align 8
@.str.6 = external hidden unnamed_addr constant [32 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(none)
declare i64 @llvm.expect.i64(i64, i64) #1

; Function Attrs: nounwind uwtable
define dso_local void @secp256k1_context_set_error_callback(ptr noundef %0, ptr noundef %1, ptr noundef %2) #2 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  br label %7

7:                                                ; preds = %3
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = load ptr, ptr @secp256k1_context_static, align 8, !tbaa !5
  %10 = icmp ne ptr %8, %9
  %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 = %7
  %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.6)
  br label %33

19:                                               ; preds = %7
  br label %20

20:                                               ; preds = %19
  %21 = load ptr, ptr %5, align 8, !tbaa !5
  %22 = icmp eq ptr %21, null
  br i1 %22, label %23, label %24

23:                                               ; preds = %20
  store ptr @secp256k1_default_error_callback_fn, ptr %5, align 8, !tbaa !5
  br label %24

24:                                               ; preds = %23, %20
  %25 = load ptr, ptr %5, align 8, !tbaa !5
  %26 = load ptr, ptr %4, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.secp256k1_context_struct, ptr %26, i32 0, i32 2
  %28 = getelementptr inbounds %struct.secp256k1_callback, ptr %27, i32 0, i32 0
  store ptr %25, ptr %28, align 8, !tbaa !9
  %29 = load ptr, ptr %6, align 8, !tbaa !5
  %30 = load ptr, ptr %4, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.secp256k1_context_struct, ptr %30, i32 0, i32 2
  %32 = getelementptr inbounds %struct.secp256k1_callback, ptr %31, i32 0, i32 1
  store ptr %29, ptr %32, align 8, !tbaa !16
  br label %33

33:                                               ; preds = %24, %16
  ret void
}

; Function Attrs: nounwind uwtable
declare hidden void @secp256k1_default_error_callback_fn(ptr noundef, ptr noundef) #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 = { nocallback nofree nosync nounwind willreturn memory(none) }
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" }

!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 184}
!10 = !{!"secp256k1_context_struct", !11, i64 0, !15, i64 168, !15, i64 184, !12, i64 200}
!11 = !{!"", !12, i64 0, !13, i64 8, !14, i64 40}
!12 = !{!"int", !7, i64 0}
!13 = !{!"", !7, i64 0}
!14 = !{!"", !13, i64 0, !13, i64 40, !13, i64 80, !12, i64 120}
!15 = !{!"", !6, i64 0, !6, i64 8}
!16 = !{!10, !6, i64 192}


; 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"

@secp256k1_context_static = external dso_local local_unnamed_addr global ptr, align 8
@.str.6 = external hidden unnamed_addr constant [32 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
define dso_local void @secp256k1_context_set_error_callback(ptr noundef %0, ptr noundef %1, ptr noundef %2) local_unnamed_addr #1 {
  %4 = load ptr, ptr @secp256k1_context_static, align 8, !tbaa !5
  %.not = icmp eq ptr %4, %0
  br i1 %.not, label %5, label %7, !prof !9

5:                                                ; preds = %3
  %6 = getelementptr inbounds i8, ptr %0, i64 168
  tail call void @secp256k1_callback_call(ptr noundef nonnull %6, ptr noundef nonnull @.str.6)
  br label %11

7:                                                ; preds = %3
  %8 = icmp eq ptr %1, null
  %spec.store.select = select i1 %8, ptr @secp256k1_default_error_callback_fn, ptr %1
  %9 = getelementptr inbounds i8, ptr %0, i64 184
  store ptr %spec.store.select, ptr %9, align 8, !tbaa !10
  %10 = getelementptr inbounds i8, ptr %0, i64 192
  store ptr %2, ptr %10, align 8, !tbaa !17
  br label %11

11:                                               ; preds = %7, %5
  ret void
}

; Function Attrs: nounwind uwtable
declare hidden void @secp256k1_default_error_callback_fn(ptr noundef, ptr noundef) #1

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" }

!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 = !{!"branch_weights", !"expected", i32 1, i32 2000}
!10 = !{!11, !6, i64 184}
!11 = !{!"secp256k1_context_struct", !12, i64 0, !16, i64 168, !16, i64 184, !13, i64 200}
!12 = !{!"", !13, i64 0, !14, i64 8, !15, i64 40}
!13 = !{!"int", !7, i64 0}
!14 = !{!"", !7, i64 0}
!15 = !{!"", !14, i64 0, !14, i64 40, !14, i64 80, !13, i64 120}
!16 = !{!"", !6, i64 0, !6, i64 8}
!17 = !{!11, !6, i64 192}


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