; LLVM IR from facebook/hermes :: API/hermes_sandbox/external (hermes_sandbox_impl_opt_compiled_1)

; 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.w2c_hermes = type { ptr, ptr, ptr, i32, i32, i32, %struct.wasm_rt_memory_t, %struct.wasm_rt_funcref_table_t }
%struct.wasm_rt_memory_t = type { ptr, i64, i64, i64, i8 }
%struct.wasm_rt_funcref_table_t = type { ptr, i32, i32 }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @i32_load8_u(ptr noundef, i64 noundef) #1

; Function Attrs: nounwind uwtable
define dso_local void @w2c_hermes_hermes0x3A0x3Ahbc0x3A0x3Awarmup0x28unsigned0x20char0x20const0x2A0x2C0x20unsigned0x20int0x2C0x20std0x3A0x3A_0x5F20x3A0x3Aatomic0x3Cbool0x3E0x2A0x29(ptr noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3) #2 {
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !9
  store i32 %2, ptr %7, align 4, !tbaa !9
  store i32 %3, ptr %8, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #3
  store i32 0, ptr %9, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #3
  store i32 0, ptr %10, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #3
  %13 = load i32, ptr %7, align 4, !tbaa !9
  store i32 %13, ptr %11, align 4, !tbaa !9
  %14 = load i32, ptr %11, align 4, !tbaa !9
  %15 = icmp ne i32 %14, 0
  %16 = xor i1 %15, true
  %17 = zext i1 %16 to i32
  store i32 %17, ptr %11, align 4, !tbaa !9
  %18 = load i32, ptr %11, align 4, !tbaa !9
  %19 = icmp ne i32 %18, 0
  br i1 %19, label %20, label %21

20:                                               ; preds = %4
  br label %76

21:                                               ; preds = %4
  store i32 4194304, ptr %11, align 4, !tbaa !9
  %22 = load i32, ptr %11, align 4, !tbaa !9
  store i32 %22, ptr %9, align 4, !tbaa !9
  br label %23

23:                                               ; preds = %74, %21
  %24 = load i32, ptr %6, align 4, !tbaa !9
  store i32 %24, ptr %11, align 4, !tbaa !9
  %25 = load i32, ptr %10, align 4, !tbaa !9
  store i32 %25, ptr %12, align 4, !tbaa !9
  %26 = load i32, ptr %12, align 4, !tbaa !9
  %27 = load i32, ptr %11, align 4, !tbaa !9
  %28 = add i32 %27, %26
  store i32 %28, ptr %11, align 4, !tbaa !9
  %29 = load ptr, ptr %5, align 8, !tbaa !5
  %30 = getelementptr inbounds %struct.w2c_hermes, ptr %29, i32 0, i32 6
  %31 = load i32, ptr %11, align 4, !tbaa !9
  %32 = zext i32 %31 to i64
  %33 = call i32 @i32_load8_u(ptr noundef %30, i64 noundef %32)
  store i32 %33, ptr %11, align 4, !tbaa !9
  %34 = load i32, ptr %9, align 4, !tbaa !9
  store i32 %34, ptr %11, align 4, !tbaa !9
  %35 = load i32, ptr %10, align 4, !tbaa !9
  store i32 %35, ptr %12, align 4, !tbaa !9
  %36 = load i32, ptr %11, align 4, !tbaa !9
  %37 = load i32, ptr %12, align 4, !tbaa !9
  %38 = icmp ule i32 %36, %37
  %39 = zext i1 %38 to i32
  store i32 %39, ptr %11, align 4, !tbaa !9
  %40 = load i32, ptr %11, align 4, !tbaa !9
  %41 = icmp ne i32 %40, 0
  br i1 %41, label %42, label %61

42:                                               ; preds = %23
  %43 = load i32, ptr %8, align 4, !tbaa !9
  store i32 %43, ptr %11, align 4, !tbaa !9
  %44 = load ptr, ptr %5, align 8, !tbaa !5
  %45 = getelementptr inbounds %struct.w2c_hermes, ptr %44, i32 0, i32 6
  %46 = load i32, ptr %11, align 4, !tbaa !9
  %47 = zext i32 %46 to i64
  %48 = call i32 @i32_load8_u(ptr noundef %45, i64 noundef %47)
  store i32 %48, ptr %11, align 4, !tbaa !9
  store i32 1, ptr %12, align 4, !tbaa !9
  %49 = load i32, ptr %12, align 4, !tbaa !9
  %50 = load i32, ptr %11, align 4, !tbaa !9
  %51 = and i32 %50, %49
  store i32 %51, ptr %11, align 4, !tbaa !9
  %52 = load i32, ptr %11, align 4, !tbaa !9
  %53 = icmp ne i32 %52, 0
  br i1 %53, label %54, label %55

54:                                               ; preds = %42
  br label %76

55:                                               ; preds = %42
  %56 = load i32, ptr %9, align 4, !tbaa !9
  store i32 %56, ptr %11, align 4, !tbaa !9
  store i32 4194304, ptr %12, align 4, !tbaa !9
  %57 = load i32, ptr %12, align 4, !tbaa !9
  %58 = load i32, ptr %11, align 4, !tbaa !9
  %59 = add i32 %58, %57
  store i32 %59, ptr %11, align 4, !tbaa !9
  %60 = load i32, ptr %11, align 4, !tbaa !9
  store i32 %60, ptr %9, align 4, !tbaa !9
  br label %61

61:                                               ; preds = %55, %23
  %62 = load i32, ptr %10, align 4, !tbaa !9
  store i32 %62, ptr %11, align 4, !tbaa !9
  store i32 65536, ptr %12, align 4, !tbaa !9
  %63 = load i32, ptr %12, align 4, !tbaa !9
  %64 = load i32, ptr %11, align 4, !tbaa !9
  %65 = add i32 %64, %63
  store i32 %65, ptr %11, align 4, !tbaa !9
  %66 = load i32, ptr %11, align 4, !tbaa !9
  store i32 %66, ptr %10, align 4, !tbaa !9
  %67 = load i32, ptr %7, align 4, !tbaa !9
  store i32 %67, ptr %12, align 4, !tbaa !9
  %68 = load i32, ptr %11, align 4, !tbaa !9
  %69 = load i32, ptr %12, align 4, !tbaa !9
  %70 = icmp ult i32 %68, %69
  %71 = zext i1 %70 to i32
  store i32 %71, ptr %11, align 4, !tbaa !9
  %72 = load i32, ptr %11, align 4, !tbaa !9
  %73 = icmp ne i32 %72, 0
  br i1 %73, label %74, label %75

74:                                               ; preds = %61
  br label %23

75:                                               ; preds = %61
  br label %76

76:                                               ; preds = %75, %54, %20
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #3
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !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"

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @i32_load8_u(ptr noundef, i64 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local void @w2c_hermes_hermes0x3A0x3Ahbc0x3A0x3Awarmup0x28unsigned0x20char0x20const0x2A0x2C0x20unsigned0x20int0x2C0x20std0x3A0x3A_0x5F20x3A0x3Aatomic0x3Cbool0x3E0x2A0x29(ptr noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3) local_unnamed_addr #1 {
  %.not = icmp eq i32 %2, 0
  br i1 %.not, label %.loopexit, label %.preheader

.preheader:                                       ; preds = %4
  %5 = zext i32 %3 to i64
  %6 = getelementptr inbounds i8, ptr %0, i64 40
  br label %7

7:                                                ; preds = %.preheader, %16
  %.032 = phi i32 [ %.1, %16 ], [ 4194304, %.preheader ]
  %.0 = phi i32 [ %17, %16 ], [ 0, %.preheader ]
  %8 = add i32 %.0, %1
  %9 = zext i32 %8 to i64
  %10 = tail call i32 @i32_load8_u(ptr noundef nonnull %6, i64 noundef %9)
  %.not34 = icmp ugt i32 %.032, %.0
  br i1 %.not34, label %16, label %11

11:                                               ; preds = %7
  %12 = tail call i32 @i32_load8_u(ptr noundef nonnull %6, i64 noundef %5)
  %13 = and i32 %12, 1
  %.not35 = icmp eq i32 %13, 0
  br i1 %.not35, label %14, label %.loopexit

14:                                               ; preds = %11
  %15 = add i32 %.032, 4194304
  br label %16

16:                                               ; preds = %14, %7
  %.1 = phi i32 [ %15, %14 ], [ %.032, %7 ]
  %17 = add i32 %.0, 65536
  %18 = icmp ult i32 %17, %2
  br i1 %18, label %7, label %.loopexit

.loopexit:                                        ; preds = %16, %11, %4
  ret void
}

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)"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass