; LLVM IR from lfarcaro/ARINC653_ARMV7A_Z7000 :: ARINC653_ARMV7A_Z7000.sw/ARINC653_ARMV7A_Z7000_bsp/ps7_cortexa9_0/libsrc/devcfg_v3 (GetSoftwareIdRegister)

; 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.XDcfg = type { %struct.XDcfg_Config, i32, i32, ptr, ptr }
%struct.XDcfg_Config = type { i16, i32 }

@Xil_AssertStatus = external global i32, align 4
@.str = external hidden unnamed_addr constant [163 x i8], align 1

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

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

; Function Attrs: nounwind uwtable
define dso_local i32 @XDcfg_GetSoftwareIdRegister(ptr noundef %0) #2 {
  %2 = alloca i32, align 4
  %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 ne ptr %4, null
  br i1 %5, label %6, label %7

6:                                                ; preds = %1
  store i32 0, ptr @Xil_AssertStatus, align 4, !tbaa !9
  br label %8

7:                                                ; preds = %1
  call void @Xil_Assert(ptr noundef @.str, i32 noundef 535)
  store i32 1, ptr @Xil_AssertStatus, align 4, !tbaa !9
  store i32 0, ptr %2, align 4
  br label %23

8:                                                ; preds = %6
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.XDcfg, ptr %9, i32 0, i32 1
  %11 = load i32, ptr %10, align 8, !tbaa !11
  %12 = icmp eq i32 %11, 286331153
  br i1 %12, label %13, label %14

13:                                               ; preds = %8
  store i32 0, ptr @Xil_AssertStatus, align 4, !tbaa !9
  br label %15

14:                                               ; preds = %8
  call void @Xil_Assert(ptr noundef @.str, i32 noundef 536)
  store i32 1, ptr @Xil_AssertStatus, align 4, !tbaa !9
  store i32 0, ptr %2, align 4
  br label %23

15:                                               ; preds = %13
  %16 = load ptr, ptr %3, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.XDcfg, ptr %16, i32 0, i32 0
  %18 = getelementptr inbounds %struct.XDcfg_Config, ptr %17, i32 0, i32 1
  %19 = load i32, ptr %18, align 4, !tbaa !15
  %20 = add i32 %19, 48
  %21 = zext i32 %20 to i64
  %22 = call i32 @Xil_In32(i64 noundef %21)
  store i32 %22, ptr %2, align 4
  br label %23

23:                                               ; preds = %15, %14, %7
  %24 = load i32, ptr %2, align 4
  ret i32 %24
}

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" }

!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 8}
!12 = !{!"", !13, i64 0, !10, i64 8, !10, i64 12, !6, i64 16, !6, i64 24}
!13 = !{!"", !14, i64 0, !10, i64 4}
!14 = !{!"short", !7, i64 0}
!15 = !{!12, !10, i64 4}


; 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 [163 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 i32 @XDcfg_GetSoftwareIdRegister(ptr noundef readonly %0) local_unnamed_addr #2 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %6, label %2

2:                                                ; preds = %1
  store i32 0, ptr @Xil_AssertStatus, align 4, !tbaa !5
  %3 = getelementptr inbounds i8, ptr %0, i64 8
  %4 = load i32, ptr %3, align 8, !tbaa !9
  %5 = icmp eq i32 %4, 286331153
  br i1 %5, label %7, label %13

6:                                                ; preds = %1
  tail call void @Xil_Assert(ptr noundef nonnull @.str, i32 noundef 535) #3
  store i32 1, ptr @Xil_AssertStatus, align 4, !tbaa !5
  br label %14

7:                                                ; preds = %2
  %8 = getelementptr inbounds i8, ptr %0, i64 4
  %9 = load i32, ptr %8, align 4, !tbaa !14
  %10 = add i32 %9, 48
  %11 = zext i32 %10 to i64
  %12 = tail call i32 @Xil_In32(i64 noundef %11)
  br label %14

13:                                               ; preds = %2
  tail call void @Xil_Assert(ptr noundef nonnull @.str, i32 noundef 536) #3
  store i32 1, ptr @Xil_AssertStatus, align 4, !tbaa !5
  br label %14

14:                                               ; preds = %7, %13, %6
  %.0 = phi i32 [ %12, %7 ], [ 0, %13 ], [ 0, %6 ]
  ret i32 %.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 = { 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 8}
!10 = !{!"", !11, i64 0, !6, i64 8, !6, i64 12, !13, i64 16, !13, i64 24}
!11 = !{!"", !12, i64 0, !6, i64 4}
!12 = !{!"short", !7, i64 0}
!13 = !{!"any pointer", !7, i64 0}
!14 = !{!10, !6, i64 4}


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