; LLVM IR from HRI-EU/Rcs :: src/RcsCore (Rcs_timer)

; 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._Timer = type { double, double, double, double, %struct.timeval, i64, i8 }
%struct.timeval = type { i64, i64 }

@RCS_GLOBAL_RLOG_CB = external global ptr, align 8
@.str = external hidden unnamed_addr constant [68 x i8], align 1
@RcsLogLevel = external global i32, align 4
@stderr = external global ptr, align 8
@.str.2 = external hidden unnamed_addr constant [16 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1
@__func__.Timer_get = external hidden unnamed_addr constant [10 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [30 x i8], align 1

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #0

; Function Attrs: nounwind uwtable
define dso_local double @Timer_get(ptr noundef %0) #1 {
  %2 = alloca double, align 8
  %3 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %5 = icmp eq ptr %4, null
  br i1 %5, label %6, label %24

6:                                                ; preds = %1
  br label %7

7:                                                ; preds = %6
  %8 = load ptr, ptr @RCS_GLOBAL_RLOG_CB, align 8, !tbaa !5
  %9 = icmp ne ptr %8, null
  br i1 %9, label %10, label %12

10:                                               ; preds = %7
  %11 = load ptr, ptr @RCS_GLOBAL_RLOG_CB, align 8, !tbaa !5
  call void (i32, ptr, ptr, i32, ptr, ...) %11(i32 noundef 1, ptr noundef @.str, ptr noundef @__func__.Timer_get, i32 noundef 142, ptr noundef @.str.7)
  br label %12

12:                                               ; preds = %10, %7
  %13 = load i32, ptr @RcsLogLevel, align 4, !tbaa !9
  %14 = icmp sle i32 1, %13
  br i1 %14, label %15, label %22

15:                                               ; preds = %12
  %16 = load ptr, ptr @stderr, align 8, !tbaa !5
  %17 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %16, ptr noundef @.str.2, ptr noundef @.str, ptr noundef @__func__.Timer_get, i32 noundef 142) #2
  %18 = load ptr, ptr @stderr, align 8, !tbaa !5
  %19 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %18, ptr noundef @.str.7) #2
  %20 = load ptr, ptr @stderr, align 8, !tbaa !5
  %21 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %20, ptr noundef @.str.3) #2
  br label %22

22:                                               ; preds = %15, %12
  br label %23

23:                                               ; preds = %22
  store double 0.000000e+00, ptr %2, align 8
  br label %30

24:                                               ; preds = %1
  %25 = call double @Timer_getTime()
  %26 = load ptr, ptr %3, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct._Timer, ptr %26, i32 0, i32 0
  %28 = load double, ptr %27, align 8, !tbaa !11
  %29 = fsub double %25, %28
  store double %29, ptr %2, align 8
  br label %30

30:                                               ; preds = %24, %23
  %31 = load double, ptr %2, align 8
  ret double %31
}

; Function Attrs: nounwind uwtable
declare dso_local double @Timer_getTime() #1

attributes #0 = { 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 = { 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)"}
!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}
!11 = !{!12, !13, i64 0}
!12 = !{!"_Timer", !13, i64 0, !13, i64 8, !13, i64 16, !13, i64 24, !14, i64 32, !15, i64 48, !16, i64 56}
!13 = !{!"double", !7, i64 0}
!14 = !{!"timeval", !15, i64 0, !15, i64 8}
!15 = !{!"long", !7, i64 0}
!16 = !{!"_Bool", !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"

@RCS_GLOBAL_RLOG_CB = external local_unnamed_addr global ptr, align 8
@.str = external hidden unnamed_addr constant [68 x i8], align 1
@RcsLogLevel = external local_unnamed_addr global i32, align 4
@stderr = external local_unnamed_addr global ptr, align 8
@.str.2 = external hidden unnamed_addr constant [16 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1
@__func__.Timer_get = external hidden unnamed_addr constant [10 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [30 x i8], align 1

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

; Function Attrs: nounwind uwtable
define dso_local double @Timer_get(ptr noundef readonly %0) local_unnamed_addr #1 {
  %2 = icmp eq ptr %0, null
  br i1 %2, label %3, label %16

3:                                                ; preds = %1
  %4 = load ptr, ptr @RCS_GLOBAL_RLOG_CB, align 8, !tbaa !5
  %.not = icmp eq ptr %4, null
  br i1 %.not, label %6, label %5

5:                                                ; preds = %3
  tail call void (i32, ptr, ptr, i32, ptr, ...) %4(i32 noundef 1, ptr noundef nonnull @.str, ptr noundef nonnull @__func__.Timer_get, i32 noundef 142, ptr noundef nonnull @.str.7) #2
  br label %6

6:                                                ; preds = %5, %3
  %7 = load i32, ptr @RcsLogLevel, align 4, !tbaa !9
  %8 = icmp sgt i32 %7, 0
  br i1 %8, label %9, label %20

9:                                                ; preds = %6
  %10 = load ptr, ptr @stderr, align 8, !tbaa !5
  %11 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %10, ptr noundef nonnull @.str.2, ptr noundef nonnull @.str, ptr noundef nonnull @__func__.Timer_get, i32 noundef 142) #3
  %12 = load ptr, ptr @stderr, align 8, !tbaa !5
  %13 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %12, ptr noundef nonnull @.str.7) #3
  %14 = load ptr, ptr @stderr, align 8, !tbaa !5
  %15 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %14, ptr noundef nonnull @.str.3) #3
  br label %20

16:                                               ; preds = %1
  %17 = tail call double @Timer_getTime()
  %18 = load double, ptr %0, align 8, !tbaa !11
  %19 = fsub double %17, %18
  br label %20

20:                                               ; preds = %9, %6, %16
  %.0 = phi double [ %19, %16 ], [ 0.000000e+00, %6 ], [ 0.000000e+00, %9 ]
  ret double %.0
}

; Function Attrs: nounwind uwtable
declare dso_local double @Timer_getTime() local_unnamed_addr #1

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 = { 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 }
attributes #3 = { cold 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}
!11 = !{!12, !13, i64 0}
!12 = !{!"_Timer", !13, i64 0, !13, i64 8, !13, i64 16, !13, i64 24, !14, i64 32, !15, i64 48, !16, i64 56}
!13 = !{!"double", !7, i64 0}
!14 = !{!"timeval", !15, i64 0, !15, i64 8}
!15 = !{!"long", !7, i64 0}
!16 = !{!"_Bool", !7, i64 0}


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