; LLVM IR from facebook/hermes :: API/hermes_sandbox/external (hermes_sandbox_impl_compiled_6)

; 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: inlinehint nounwind uwtable
declare hidden i32 @i32_load(ptr noundef, i64 noundef) #1

; 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 i32 @w2c_hermes_llvh0x3A0x3AStringRef0x3A0x3Afind_first_not_of0x28char0x2C0x20unsigned0x20long0x290x20const(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
  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 %8, align 4, !tbaa !9
  store i32 %13, ptr %10, align 4, !tbaa !9
  %14 = load i32, ptr %6, align 4, !tbaa !9
  store i32 %14, ptr %11, align 4, !tbaa !9
  %15 = load ptr, ptr %5, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.w2c_hermes, ptr %15, i32 0, i32 6
  %17 = load i32, ptr %11, align 4, !tbaa !9
  %18 = zext i32 %17 to i64
  %19 = add i64 %18, 4
  %20 = call i32 @i32_load(ptr noundef %16, i64 noundef %19)
  store i32 %20, ptr %11, align 4, !tbaa !9
  %21 = load i32, ptr %11, align 4, !tbaa !9
  store i32 %21, ptr %9, align 4, !tbaa !9
  %22 = load i32, ptr %10, align 4, !tbaa !9
  %23 = load i32, ptr %11, align 4, !tbaa !9
  %24 = icmp ult i32 %22, %23
  %25 = zext i1 %24 to i32
  store i32 %25, ptr %10, align 4, !tbaa !9
  %26 = load i32, ptr %10, align 4, !tbaa !9
  %27 = icmp ne i32 %26, 0
  br i1 %27, label %28, label %76

28:                                               ; preds = %4
  %29 = load i32, ptr %6, align 4, !tbaa !9
  store i32 %29, ptr %10, align 4, !tbaa !9
  %30 = load ptr, ptr %5, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.w2c_hermes, ptr %30, i32 0, i32 6
  %32 = load i32, ptr %10, align 4, !tbaa !9
  %33 = zext i32 %32 to i64
  %34 = call i32 @i32_load(ptr noundef %31, i64 noundef %33)
  store i32 %34, ptr %10, align 4, !tbaa !9
  %35 = load i32, ptr %10, align 4, !tbaa !9
  store i32 %35, ptr %6, align 4, !tbaa !9
  %36 = load i32, ptr %7, align 4, !tbaa !9
  store i32 %36, ptr %10, align 4, !tbaa !9
  store i32 255, ptr %11, align 4, !tbaa !9
  %37 = load i32, ptr %11, align 4, !tbaa !9
  %38 = load i32, ptr %10, align 4, !tbaa !9
  %39 = and i32 %38, %37
  store i32 %39, ptr %10, align 4, !tbaa !9
  %40 = load i32, ptr %10, align 4, !tbaa !9
  store i32 %40, ptr %7, align 4, !tbaa !9
  br label %41

41:                                               ; preds = %74, %28
  %42 = load i32, ptr %7, align 4, !tbaa !9
  store i32 %42, ptr %10, align 4, !tbaa !9
  %43 = load i32, ptr %6, align 4, !tbaa !9
  store i32 %43, ptr %11, align 4, !tbaa !9
  %44 = load i32, ptr %8, align 4, !tbaa !9
  store i32 %44, ptr %12, align 4, !tbaa !9
  %45 = load i32, ptr %12, align 4, !tbaa !9
  %46 = load i32, ptr %11, align 4, !tbaa !9
  %47 = add i32 %46, %45
  store i32 %47, ptr %11, align 4, !tbaa !9
  %48 = load ptr, ptr %5, align 8, !tbaa !5
  %49 = getelementptr inbounds %struct.w2c_hermes, ptr %48, i32 0, i32 6
  %50 = load i32, ptr %11, align 4, !tbaa !9
  %51 = zext i32 %50 to i64
  %52 = call i32 @i32_load8_u(ptr noundef %49, i64 noundef %51)
  store i32 %52, ptr %11, align 4, !tbaa !9
  %53 = load i32, ptr %10, align 4, !tbaa !9
  %54 = load i32, ptr %11, align 4, !tbaa !9
  %55 = icmp ne i32 %53, %54
  %56 = zext i1 %55 to i32
  store i32 %56, ptr %10, align 4, !tbaa !9
  %57 = load i32, ptr %10, align 4, !tbaa !9
  %58 = icmp ne i32 %57, 0
  br i1 %58, label %59, label %61

59:                                               ; preds = %41
  %60 = load i32, ptr %8, align 4, !tbaa !9
  store i32 %60, ptr %10, align 4, !tbaa !9
  br label %77

61:                                               ; preds = %41
  %62 = load i32, ptr %8, align 4, !tbaa !9
  store i32 %62, ptr %10, align 4, !tbaa !9
  store i32 1, ptr %11, align 4, !tbaa !9
  %63 = load i32, ptr %11, align 4, !tbaa !9
  %64 = load i32, ptr %10, align 4, !tbaa !9
  %65 = add i32 %64, %63
  store i32 %65, ptr %10, align 4, !tbaa !9
  %66 = load i32, ptr %10, align 4, !tbaa !9
  store i32 %66, ptr %8, align 4, !tbaa !9
  %67 = load i32, ptr %9, align 4, !tbaa !9
  store i32 %67, ptr %11, align 4, !tbaa !9
  %68 = load i32, ptr %10, align 4, !tbaa !9
  %69 = load i32, ptr %11, align 4, !tbaa !9
  %70 = icmp ne i32 %68, %69
  %71 = zext i1 %70 to i32
  store i32 %71, ptr %10, align 4, !tbaa !9
  %72 = load i32, ptr %10, align 4, !tbaa !9
  %73 = icmp ne i32 %72, 0
  br i1 %73, label %74, label %75

74:                                               ; preds = %61
  br label %41

75:                                               ; preds = %61
  br label %76

76:                                               ; preds = %75, %4
  store i32 -1, ptr %10, align 4, !tbaa !9
  br label %77

77:                                               ; preds = %76, %59
  %78 = load i32, ptr %10, align 4, !tbaa !9
  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 i32 %78
}

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_load(ptr noundef, i64 noundef) local_unnamed_addr #0

; 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 i32 @w2c_hermes_llvh0x3A0x3AStringRef0x3A0x3Afind_first_not_of0x28char0x2C0x20unsigned0x20long0x290x20const(ptr noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3) local_unnamed_addr #1 {
  %5 = getelementptr inbounds i8, ptr %0, i64 40
  %6 = zext i32 %1 to i64
  %7 = add nuw nsw i64 %6, 4
  %8 = tail call i32 @i32_load(ptr noundef nonnull %5, i64 noundef %7)
  %9 = icmp ugt i32 %8, %3
  br i1 %9, label %10, label %.loopexit

10:                                               ; preds = %4
  %11 = tail call i32 @i32_load(ptr noundef nonnull %5, i64 noundef %6)
  %12 = and i32 %2, 255
  br label %13

13:                                               ; preds = %17, %10
  %.035 = phi i32 [ %3, %10 ], [ %18, %17 ]
  %14 = add i32 %.035, %11
  %15 = zext i32 %14 to i64
  %16 = tail call i32 @i32_load8_u(ptr noundef nonnull %5, i64 noundef %15)
  %.not = icmp eq i32 %12, %16
  br i1 %.not, label %17, label %.loopexit

17:                                               ; preds = %13
  %18 = add i32 %.035, 1
  %.not39 = icmp eq i32 %18, %8
  br i1 %.not39, label %.loopexit, label %13

.loopexit:                                        ; preds = %17, %13, %4
  %.0 = phi i32 [ -1, %4 ], [ -1, %17 ], [ %.035, %13 ]
  ret i32 %.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" }

!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,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass