; LLVM IR from lfarcaro/ARINC653_ARMV7A_Z7000 :: ARINC653_ARMV7A_Z7000.sw/ARINC653_ARMV7A_Z7000_bsp/ps7_cortexa9_0/libsrc/uartps_v3 (GetDataFormat)

; 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.XUartPs = type { %struct.XUartPs_Config, i32, i32, i32, %struct.XUartPsBuffer, %struct.XUartPsBuffer, ptr, ptr, i32, i8 }
%struct.XUartPs_Config = type { i16, i32, i32, i32 }
%struct.XUartPsBuffer = type { ptr, i32, i32 }
%struct.XUartPsFormat = type { i32, i32, i32, i8 }

@Xil_AssertStatus = external global i32, align 4
@.str = external hidden unnamed_addr constant [171 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

declare void @Xil_Assert(ptr noundef, i32 noundef) #1

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @Xil_In32(i64 noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

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

9:                                                ; preds = %2
  store i32 0, ptr @Xil_AssertStatus, align 4, !tbaa !9
  br label %11

10:                                               ; preds = %2
  call void @Xil_Assert(ptr noundef @.str, i32 noundef 731)
  store i32 1, ptr @Xil_AssertStatus, align 4, !tbaa !9
  store i32 1, ptr %6, align 4
  br label %52

11:                                               ; preds = %9
  %12 = load ptr, ptr %4, align 8, !tbaa !5
  %13 = icmp ne ptr %12, null
  br i1 %13, label %14, label %15

14:                                               ; preds = %11
  store i32 0, ptr @Xil_AssertStatus, align 4, !tbaa !9
  br label %16

15:                                               ; preds = %11
  call void @Xil_Assert(ptr noundef @.str, i32 noundef 732)
  store i32 1, ptr @Xil_AssertStatus, align 4, !tbaa !9
  store i32 1, ptr %6, align 4
  br label %52

16:                                               ; preds = %14
  %17 = load ptr, ptr %3, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.XUartPs, ptr %17, i32 0, i32 2
  %19 = load i32, ptr %18, align 4, !tbaa !11
  %20 = icmp eq i32 %19, 286331153
  br i1 %20, label %21, label %22

21:                                               ; preds = %16
  store i32 0, ptr @Xil_AssertStatus, align 4, !tbaa !9
  br label %23

22:                                               ; preds = %16
  call void @Xil_Assert(ptr noundef @.str, i32 noundef 733)
  store i32 1, ptr @Xil_AssertStatus, align 4, !tbaa !9
  store i32 1, ptr %6, align 4
  br label %52

23:                                               ; preds = %21
  %24 = load ptr, ptr %3, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.XUartPs, ptr %24, i32 0, i32 3
  %26 = load i32, ptr %25, align 8, !tbaa !16
  %27 = load ptr, ptr %4, align 8, !tbaa !5
  %28 = getelementptr inbounds %struct.XUartPsFormat, ptr %27, i32 0, i32 0
  store i32 %26, ptr %28, align 4, !tbaa !17
  %29 = load ptr, ptr %3, align 8, !tbaa !5
  %30 = getelementptr inbounds %struct.XUartPs, ptr %29, i32 0, i32 0
  %31 = getelementptr inbounds %struct.XUartPs_Config, ptr %30, i32 0, i32 1
  %32 = load i32, ptr %31, align 4, !tbaa !19
  %33 = add i32 %32, 4
  %34 = zext i32 %33 to i64
  %35 = call i32 @Xil_In32(i64 noundef %34)
  store i32 %35, ptr %5, align 4, !tbaa !9
  %36 = load i32, ptr %5, align 4, !tbaa !9
  %37 = and i32 %36, 6
  %38 = lshr i32 %37, 1
  %39 = load ptr, ptr %4, align 8, !tbaa !5
  %40 = getelementptr inbounds %struct.XUartPsFormat, ptr %39, i32 0, i32 1
  store i32 %38, ptr %40, align 4, !tbaa !20
  %41 = load i32, ptr %5, align 4, !tbaa !9
  %42 = and i32 %41, 160
  %43 = lshr i32 %42, 6
  %44 = trunc i32 %43 to i8
  %45 = load ptr, ptr %4, align 8, !tbaa !5
  %46 = getelementptr inbounds %struct.XUartPsFormat, ptr %45, i32 0, i32 3
  store i8 %44, ptr %46, align 4, !tbaa !21
  %47 = load i32, ptr %5, align 4, !tbaa !9
  %48 = and i32 %47, 56
  %49 = lshr i32 %48, 3
  %50 = load ptr, ptr %4, align 8, !tbaa !5
  %51 = getelementptr inbounds %struct.XUartPsFormat, ptr %50, i32 0, i32 2
  store i32 %49, ptr %51, align 4, !tbaa !22
  store i32 0, ptr %6, align 4
  br label %52

52:                                               ; preds = %23, %22, %15, %10
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  %53 = load i32, ptr %6, align 4
  switch i32 %53, label %55 [
    i32 0, label %54
    i32 1, label %54
  ]

54:                                               ; preds = %52, %52
  ret void

55:                                               ; preds = %52
  unreachable
}

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 = { 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 #3 = { 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 #4 = { 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 20}
!12 = !{!"", !13, i64 0, !10, i64 16, !10, i64 20, !10, i64 24, !15, i64 32, !15, i64 48, !6, i64 64, !6, i64 72, !10, i64 80, !7, i64 84}
!13 = !{!"", !14, i64 0, !10, i64 4, !10, i64 8, !10, i64 12}
!14 = !{!"short", !7, i64 0}
!15 = !{!"", !6, i64 0, !10, i64 8, !10, i64 12}
!16 = !{!12, !10, i64 24}
!17 = !{!18, !10, i64 0}
!18 = !{!"", !10, i64 0, !10, i64 4, !10, i64 8, !7, i64 12}
!19 = !{!12, !10, i64 4}
!20 = !{!18, !10, i64 4}
!21 = !{!18, !7, i64 12}
!22 = !{!18, !10, 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"

@Xil_AssertStatus = external local_unnamed_addr global i32, align 4
@.str = external hidden unnamed_addr constant [171 x i8], align 1

declare void @Xil_Assert(ptr noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @Xil_In32(i64 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local void @XUartPs_GetDataFormat(ptr noundef readonly %0, ptr noundef writeonly %1) local_unnamed_addr #2 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %4, label %3

3:                                                ; preds = %2
  store i32 0, ptr @Xil_AssertStatus, align 4, !tbaa !5
  %.not12 = icmp eq ptr %1, null
  br i1 %.not12, label %9, label %5

4:                                                ; preds = %2
  tail call void @Xil_Assert(ptr noundef nonnull @.str, i32 noundef 731) #3
  store i32 1, ptr @Xil_AssertStatus, align 4, !tbaa !5
  br label %29

5:                                                ; preds = %3
  %6 = getelementptr inbounds i8, ptr %0, i64 20
  %7 = load i32, ptr %6, align 4, !tbaa !9
  %8 = icmp eq i32 %7, 286331153
  br i1 %8, label %10, label %28

9:                                                ; preds = %3
  tail call void @Xil_Assert(ptr noundef nonnull @.str, i32 noundef 732) #3
  store i32 1, ptr @Xil_AssertStatus, align 4, !tbaa !5
  br label %29

10:                                               ; preds = %5
  %11 = getelementptr inbounds i8, ptr %0, i64 24
  %12 = load i32, ptr %11, align 8, !tbaa !15
  store i32 %12, ptr %1, align 4, !tbaa !16
  %13 = getelementptr inbounds i8, ptr %0, i64 4
  %14 = load i32, ptr %13, align 4, !tbaa !18
  %15 = add i32 %14, 4
  %16 = zext i32 %15 to i64
  %17 = tail call i32 @Xil_In32(i64 noundef %16)
  %18 = lshr i32 %17, 1
  %19 = and i32 %18, 3
  %20 = getelementptr inbounds i8, ptr %1, i64 4
  store i32 %19, ptr %20, align 4, !tbaa !19
  %21 = trunc i32 %17 to i8
  %22 = lshr i8 %21, 6
  %23 = and i8 %22, 2
  %24 = getelementptr inbounds i8, ptr %1, i64 12
  store i8 %23, ptr %24, align 4, !tbaa !20
  %25 = lshr i32 %17, 3
  %26 = and i32 %25, 7
  %27 = getelementptr inbounds i8, ptr %1, i64 8
  store i32 %26, ptr %27, align 4, !tbaa !21
  br label %29

28:                                               ; preds = %5
  tail call void @Xil_Assert(ptr noundef nonnull @.str, i32 noundef 733) #3
  store i32 1, ptr @Xil_AssertStatus, align 4, !tbaa !5
  br label %29

29:                                               ; preds = %10, %28, %9, %4
  ret void
}

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 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !6, i64 20}
!10 = !{!"", !11, i64 0, !6, i64 16, !6, i64 20, !6, i64 24, !13, i64 32, !13, i64 48, !14, i64 64, !14, i64 72, !6, i64 80, !7, i64 84}
!11 = !{!"", !12, i64 0, !6, i64 4, !6, i64 8, !6, i64 12}
!12 = !{!"short", !7, i64 0}
!13 = !{!"", !14, i64 0, !6, i64 8, !6, i64 12}
!14 = !{!"any pointer", !7, i64 0}
!15 = !{!10, !6, i64 24}
!16 = !{!17, !6, i64 0}
!17 = !{!"", !6, i64 0, !6, i64 4, !6, i64 8, !7, i64 12}
!18 = !{!10, !6, i64 4}
!19 = !{!17, !6, i64 4}
!20 = !{!17, !7, i64 12}
!21 = !{!17, !6, i64 8}


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