; LLVM IR from yinqiwen/ardb :: src/common/util/string_helper.ll (ZN4ardb9lf2stringEPcmd)

; 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"

@.str.6 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [6 x i8], align 1

; 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: nounwind
declare i32 @snprintf(ptr noundef, i64 noundef, ptr noundef, ...) #1

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef i32 @_ZN4ardb9lf2stringEPcmd(ptr noundef %0, i64 noundef %1, double noundef %2) #2 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i64, align 8
  %7 = alloca double, align 8
  %8 = alloca double, align 8
  %9 = alloca double, align 8
  %10 = alloca i64, align 8
  %11 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i64 %1, ptr %6, align 8, !tbaa !9
  store double %2, ptr %7, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  store double 0xC32FFFFFFFFFFFFE, ptr %8, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  store double 0x4330000000000000, ptr %9, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  %12 = load double, ptr %7, align 8, !tbaa !11
  %13 = fptosi double %12 to i64
  store i64 %13, ptr %10, align 8, !tbaa !9
  %14 = load double, ptr %7, align 8, !tbaa !11
  %15 = load double, ptr %8, align 8, !tbaa !11
  %16 = fcmp ogt double %14, %15
  br i1 %16, label %17, label %32

17:                                               ; preds = %3
  %18 = load double, ptr %7, align 8, !tbaa !11
  %19 = load double, ptr %9, align 8, !tbaa !11
  %20 = fcmp olt double %18, %19
  br i1 %20, label %21, label %32

21:                                               ; preds = %17
  %22 = load double, ptr %7, align 8, !tbaa !11
  %23 = load i64, ptr %10, align 8, !tbaa !9
  %24 = sitofp i64 %23 to double
  %25 = fcmp oeq double %22, %24
  br i1 %25, label %26, label %32

26:                                               ; preds = %21
  %27 = load ptr, ptr %5, align 8, !tbaa !5
  %28 = load i64, ptr %6, align 8, !tbaa !9
  %29 = sub i64 %28, 1
  %30 = load i64, ptr %10, align 8, !tbaa !9
  %31 = call i32 (ptr, i64, ptr, ...) @snprintf(ptr noundef %27, i64 noundef %29, ptr noundef @.str.6, i64 noundef %30) #3
  store i32 %31, ptr %4, align 4
  store i32 1, ptr %11, align 4
  br label %38

32:                                               ; preds = %21, %17, %3
  %33 = load ptr, ptr %5, align 8, !tbaa !5
  %34 = load i64, ptr %6, align 8, !tbaa !9
  %35 = sub i64 %34, 1
  %36 = load double, ptr %7, align 8, !tbaa !11
  %37 = call i32 (ptr, i64, ptr, ...) @snprintf(ptr noundef %33, i64 noundef %35, ptr noundef @.str.7, double noundef %36) #3
  store i32 %37, ptr %4, align 4
  store i32 1, ptr %11, align 4
  br label %38

38:                                               ; preds = %32, %26
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  %39 = load i32, ptr %4, align 4
  ret i32 %39
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nounwind "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 = { mustprogress 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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"double", !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"

@.str.6 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: nofree nounwind
declare noundef i32 @snprintf(ptr noalias nocapture noundef writeonly, i64 noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #0

; Function Attrs: mustprogress nofree nounwind uwtable
define dso_local noundef i32 @_ZN4ardb9lf2stringEPcmd(ptr nocapture noundef writeonly %0, i64 noundef %1, double noundef %2) local_unnamed_addr #1 {
  %4 = fptosi double %2 to i64
  %5 = fcmp ogt double %2, 0xC32FFFFFFFFFFFFE
  %6 = fcmp olt double %2, 0x4330000000000000
  %or.cond = and i1 %5, %6
  %7 = sitofp i64 %4 to double
  %8 = fcmp oeq double %7, %2
  %or.cond15 = select i1 %or.cond, i1 %8, i1 false
  %9 = add i64 %1, -1
  br i1 %or.cond15, label %10, label %12

10:                                               ; preds = %3
  %11 = tail call i32 (ptr, i64, ptr, ...) @snprintf(ptr noundef %0, i64 noundef %9, ptr noundef nonnull @.str.6, i64 noundef %4) #2
  br label %14

12:                                               ; preds = %3
  %13 = tail call i32 (ptr, i64, ptr, ...) @snprintf(ptr noundef %0, i64 noundef %9, ptr noundef nonnull @.str.7, double noundef %2) #2
  br label %14

14:                                               ; preds = %12, %10
  %.0 = phi i32 [ %11, %10 ], [ %13, %12 ]
  ret i32 %.0
}

attributes #0 = { nofree nounwind "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 nofree 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 }

!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: GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass