; LLVM IR from lichen-community-systems/signaletic :: hosts/daisy/vendor/libDaisy/src/usbd (usbd_conf)

; 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.PCD_HandleTypeDef = type { ptr, %struct.USB_OTG_CfgTypeDef, i8, [16 x %struct.USB_OTG_EPTypeDef], [16 x %struct.USB_OTG_EPTypeDef], i32, i32, i32, [12 x i32], i32, i32, i32, i32, ptr }
%struct.USB_OTG_CfgTypeDef = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32 }
%struct.USB_OTG_EPTypeDef = type { i8, i8, i8, i8, i8, i8, i16, i32, ptr, i32, i32, i32 }

; Function Attrs: nounwind uwtable
declare dso_local void @Error_Handler() #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

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

9:                                                ; preds = %1
  store i32 0, ptr %3, align 4, !tbaa !9
  br label %19

10:                                               ; preds = %1
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.PCD_HandleTypeDef, ptr %11, i32 0, i32 1
  %13 = getelementptr inbounds %struct.USB_OTG_CfgTypeDef, ptr %12, i32 0, i32 2
  %14 = load i32, ptr %13, align 8, !tbaa !11
  %15 = icmp eq i32 %14, 2
  br i1 %15, label %16, label %17

16:                                               ; preds = %10
  store i32 1, ptr %3, align 4, !tbaa !9
  br label %18

17:                                               ; preds = %10
  call void @Error_Handler()
  br label %18

18:                                               ; preds = %17, %16
  br label %19

19:                                               ; preds = %18, %9
  %20 = load ptr, ptr %2, align 8, !tbaa !5
  %21 = getelementptr inbounds %struct.PCD_HandleTypeDef, ptr %20, i32 0, i32 13
  %22 = load ptr, ptr %21, align 8, !tbaa !14
  %23 = load i32, ptr %3, align 4, !tbaa !9
  %24 = call i32 @USBD_LL_SetSpeed(ptr noundef %22, i32 noundef %23)
  %25 = load ptr, ptr %2, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct.PCD_HandleTypeDef, ptr %25, i32 0, i32 13
  %27 = load ptr, ptr %26, align 8, !tbaa !14
  %28 = call i32 @USBD_LL_Reset(ptr noundef %27)
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  ret void
}

declare i32 @USBD_LL_SetSpeed(ptr noundef, i32 noundef) #2

declare i32 @USBD_LL_Reset(ptr noundef) #2

attributes #0 = { 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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, !10, i64 16}
!12 = !{!"", !6, i64 0, !13, i64 8, !7, i64 60, !7, i64 64, !7, i64 704, !10, i64 1344, !10, i64 1348, !10, i64 1352, !7, i64 1356, !10, i64 1404, !10, i64 1408, !10, i64 1412, !10, i64 1416, !6, i64 1424}
!13 = !{!"", !10, i64 0, !10, i64 4, !10, i64 8, !10, i64 12, !10, i64 16, !10, i64 20, !10, i64 24, !10, i64 28, !10, i64 32, !10, i64 36, !10, i64 40, !10, i64 44, !10, i64 48}
!14 = !{!12, !6, i64 1424}


; 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: nounwind uwtable
declare dso_local void @Error_Handler() local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local void @HAL_PCD_ResetCallback(ptr nocapture noundef readonly %0) local_unnamed_addr #0 {
  %2 = getelementptr inbounds i8, ptr %0, i64 16
  %3 = load i32, ptr %2, align 8, !tbaa !5
  switch i32 %3, label %5 [
    i32 0, label %6
    i32 2, label %4
  ]

4:                                                ; preds = %1
  br label %6

5:                                                ; preds = %1
  tail call void @Error_Handler()
  br label %6

6:                                                ; preds = %1, %4, %5
  %.0 = phi i32 [ 1, %4 ], [ 1, %5 ], [ %3, %1 ]
  %7 = getelementptr inbounds i8, ptr %0, i64 1424
  %8 = load ptr, ptr %7, align 8, !tbaa !12
  %9 = tail call i32 @USBD_LL_SetSpeed(ptr noundef %8, i32 noundef %.0) #2
  %10 = load ptr, ptr %7, align 8, !tbaa !12
  %11 = tail call i32 @USBD_LL_Reset(ptr noundef %10) #2
  ret void
}

declare i32 @USBD_LL_SetSpeed(ptr noundef, i32 noundef) local_unnamed_addr #1

declare i32 @USBD_LL_Reset(ptr noundef) local_unnamed_addr #1

attributes #0 = { 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 = { "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, !11, i64 16}
!6 = !{!"", !7, i64 0, !10, i64 8, !8, i64 60, !8, i64 64, !8, i64 704, !11, i64 1344, !11, i64 1348, !11, i64 1352, !8, i64 1356, !11, i64 1404, !11, i64 1408, !11, i64 1412, !11, i64 1416, !7, i64 1424}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"", !11, i64 0, !11, i64 4, !11, i64 8, !11, i64 12, !11, i64 16, !11, i64 20, !11, i64 24, !11, i64 28, !11, i64 32, !11, i64 36, !11, i64 40, !11, i64 44, !11, i64 48}
!11 = !{!"int", !8, i64 0}
!12 = !{!6, !7, i64 1424}


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