; LLVM IR from pms67/HadesFCS :: Firmware/F4Quad/Middlewares/Third_Party/FreeRTOS/Source/CMSIS_RTOS (cmsis_os)

; 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.os_semaphore_def = type { i32, ptr }

; 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

declare i64 @xQueueGenericSend(ptr noundef, ptr noundef, i32 noundef, i64 noundef) #1

; Function Attrs: nounwind uwtable
define dso_local ptr @osSemaphoreCreate(ptr noundef %0, i32 noundef %1) #2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = getelementptr inbounds %struct.os_semaphore_def, ptr %8, i32 0, i32 1
  %10 = load ptr, ptr %9, align 8, !tbaa !11
  %11 = icmp ne ptr %10, null
  br i1 %11, label %12, label %21

12:                                               ; preds = %2
  %13 = load i32, ptr %5, align 4, !tbaa !9
  %14 = icmp eq i32 %13, 1
  br i1 %14, label %15, label %20

15:                                               ; preds = %12
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.os_semaphore_def, ptr %16, i32 0, i32 1
  %18 = load ptr, ptr %17, align 8, !tbaa !11
  %19 = call ptr @xQueueGenericCreateStatic(i64 noundef 1, i64 noundef 0, ptr noundef null, ptr noundef %18, i8 noundef zeroext 3)
  store ptr %19, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %34

20:                                               ; preds = %12
  store ptr null, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %34

21:                                               ; preds = %2
  %22 = load i32, ptr %5, align 4, !tbaa !9
  %23 = icmp eq i32 %22, 1
  br i1 %23, label %24, label %33

24:                                               ; preds = %21
  %25 = call ptr @xQueueGenericCreate(i64 noundef 1, i64 noundef 0, i8 noundef zeroext 3)
  store ptr %25, ptr %6, align 8, !tbaa !5
  %26 = load ptr, ptr %6, align 8, !tbaa !5
  %27 = icmp ne ptr %26, null
  br i1 %27, label %28, label %31

28:                                               ; preds = %24
  %29 = load ptr, ptr %6, align 8, !tbaa !5
  %30 = call i64 @xQueueGenericSend(ptr noundef %29, ptr noundef null, i32 noundef 0, i64 noundef 0)
  br label %31

31:                                               ; preds = %28, %24
  %32 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %32, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %34

33:                                               ; preds = %21
  store ptr null, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %34

34:                                               ; preds = %33, %31, %20, %15
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  %35 = load ptr, ptr %3, align 8
  ret ptr %35
}

declare ptr @xQueueGenericCreateStatic(i64 noundef, i64 noundef, ptr noundef, ptr noundef, i8 noundef zeroext) #1

declare ptr @xQueueGenericCreate(i64 noundef, i64 noundef, i8 noundef zeroext) #1

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "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}
!11 = !{!12, !6, i64 8}
!12 = !{!"os_semaphore_def", !10, i64 0, !6, i64 8}


; 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"

declare i64 @xQueueGenericSend(ptr noundef, ptr noundef, i32 noundef, i64 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local ptr @osSemaphoreCreate(ptr nocapture noundef readonly %0, i32 noundef %1) local_unnamed_addr #1 {
  %3 = getelementptr inbounds i8, ptr %0, i64 8
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %.not = icmp eq ptr %4, null
  %5 = icmp eq i32 %1, 1
  br i1 %.not, label %9, label %6

6:                                                ; preds = %2
  br i1 %5, label %7, label %14

7:                                                ; preds = %6
  %8 = tail call ptr @xQueueGenericCreateStatic(i64 noundef 1, i64 noundef 0, ptr noundef null, ptr noundef nonnull %4, i8 noundef zeroext 3) #2
  br label %14

9:                                                ; preds = %2
  br i1 %5, label %10, label %14

10:                                               ; preds = %9
  %11 = tail call ptr @xQueueGenericCreate(i64 noundef 1, i64 noundef 0, i8 noundef zeroext 3) #2
  %.not9 = icmp eq ptr %11, null
  br i1 %.not9, label %14, label %12

12:                                               ; preds = %10
  %13 = tail call i64 @xQueueGenericSend(ptr noundef nonnull %11, ptr noundef null, i32 noundef 0, i64 noundef 0) #2
  br label %14

14:                                               ; preds = %9, %10, %12, %6, %7
  %.0 = phi ptr [ %8, %7 ], [ null, %6 ], [ %11, %12 ], [ null, %10 ], [ null, %9 ]
  ret ptr %.0
}

declare ptr @xQueueGenericCreateStatic(i64 noundef, i64 noundef, ptr noundef, ptr noundef, i8 noundef zeroext) local_unnamed_addr #0

declare ptr @xQueueGenericCreate(i64 noundef, i64 noundef, i8 noundef zeroext) local_unnamed_addr #0

attributes #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" }
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, !10, i64 8}
!6 = !{!"os_semaphore_def", !7, i64 0, !10, i64 8}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}


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