; LLVM IR from facebook/hermes :: API/hermes_sandbox/external (hermes_sandbox_impl_compiled_0)

; 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: inlinehint nounwind uwtable
declare hidden void @i32_store8(ptr noundef, i64 noundef, i32 noundef) #1

; Function Attrs: nounwind uwtable
define dso_local i32 @w2c_hermes_char0x2A0x20std0x3A0x3A_0x5F20x3A0x3A_0x5Ffill_n0x5Babi0x3Av150070x5D0x3Cchar0x2A0x2C0x20unsigned0x20long0x2C0x20char0x3E0x28char0x2A0x2C0x20unsigned0x20long0x2C0x20char0x20const0x260x29(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
  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
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #3
  br label %11

11:                                               ; preds = %15, %4
  %12 = load i32, ptr %7, align 4, !tbaa !9
  store i32 %12, ptr %9, align 4, !tbaa !9
  %13 = load i32, ptr %9, align 4, !tbaa !9
  %14 = icmp ne i32 %13, 0
  br i1 %14, label %15, label %38

15:                                               ; preds = %11
  %16 = load i32, ptr %6, align 4, !tbaa !9
  store i32 %16, ptr %9, align 4, !tbaa !9
  %17 = load i32, ptr %8, align 4, !tbaa !9
  store i32 %17, ptr %10, align 4, !tbaa !9
  %18 = load ptr, ptr %5, align 8, !tbaa !5
  %19 = getelementptr inbounds %struct.w2c_hermes, ptr %18, i32 0, i32 6
  %20 = load i32, ptr %10, align 4, !tbaa !9
  %21 = zext i32 %20 to i64
  %22 = call i32 @i32_load8_u(ptr noundef %19, i64 noundef %21)
  store i32 %22, ptr %10, align 4, !tbaa !9
  %23 = load ptr, ptr %5, align 8, !tbaa !5
  %24 = getelementptr inbounds %struct.w2c_hermes, ptr %23, i32 0, i32 6
  %25 = load i32, ptr %9, align 4, !tbaa !9
  %26 = zext i32 %25 to i64
  %27 = load i32, ptr %10, align 4, !tbaa !9
  call void @i32_store8(ptr noundef %24, i64 noundef %26, i32 noundef %27)
  %28 = load i32, ptr %7, align 4, !tbaa !9
  store i32 %28, ptr %9, align 4, !tbaa !9
  store i32 1, ptr %10, align 4, !tbaa !9
  %29 = load i32, ptr %10, align 4, !tbaa !9
  %30 = load i32, ptr %9, align 4, !tbaa !9
  %31 = sub i32 %30, %29
  store i32 %31, ptr %9, align 4, !tbaa !9
  %32 = load i32, ptr %9, align 4, !tbaa !9
  store i32 %32, ptr %7, align 4, !tbaa !9
  %33 = load i32, ptr %6, align 4, !tbaa !9
  store i32 %33, ptr %9, align 4, !tbaa !9
  store i32 1, ptr %10, align 4, !tbaa !9
  %34 = load i32, ptr %10, align 4, !tbaa !9
  %35 = load i32, ptr %9, align 4, !tbaa !9
  %36 = add i32 %35, %34
  store i32 %36, ptr %9, align 4, !tbaa !9
  %37 = load i32, ptr %9, align 4, !tbaa !9
  store i32 %37, ptr %6, align 4, !tbaa !9
  br label %11

38:                                               ; preds = %11
  %39 = load i32, ptr %6, align 4, !tbaa !9
  store i32 %39, ptr %9, align 4, !tbaa !9
  %40 = load i32, ptr %9, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #3
  ret i32 %40
}

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: inlinehint nounwind uwtable
declare hidden void @i32_store8(ptr noundef, i64 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local i32 @w2c_hermes_char0x2A0x20std0x3A0x3A_0x5F20x3A0x3A_0x5Ffill_n0x5Babi0x3Av150070x5D0x3Cchar0x2A0x2C0x20unsigned0x20long0x2C0x20char0x3E0x28char0x2A0x2C0x20unsigned0x20long0x2C0x20char0x20const0x260x29(ptr noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3) local_unnamed_addr #1 {
  %.not19 = icmp eq i32 %2, 0
  br i1 %.not19, label %._crit_edge, label %.lr.ph

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

7:                                                ; preds = %.lr.ph, %7
  %.021 = phi i32 [ %1, %.lr.ph ], [ %11, %7 ]
  %.01820 = phi i32 [ %2, %.lr.ph ], [ %10, %7 ]
  %8 = tail call i32 @i32_load8_u(ptr noundef nonnull %5, i64 noundef %6)
  %9 = zext i32 %.021 to i64
  tail call void @i32_store8(ptr noundef nonnull %5, i64 noundef %9, i32 noundef %8)
  %10 = add i32 %.01820, -1
  %11 = add i32 %.021, 1
  %.not = icmp eq i32 %10, 0
  br i1 %.not, label %._crit_edge, label %7

._crit_edge:                                      ; preds = %7, %4
  %.0.lcssa = phi i32 [ %1, %4 ], [ %11, %7 ]
  ret i32 %.0.lcssa
}

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,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass