; LLVM IR from IOsonata/IOsonata :: src/sensors/ag_icm456x.ll (ZN9AgIcm456x6EnableEv)

; 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"

; 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

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN12AccelIcm456x6EnableEv(ptr noundef nonnull align 8 dereferenceable(156)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN11GyroIcm456x6EnableEv(ptr noundef nonnull align 8 dereferenceable(144)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN9AgIcm456x6EnableEv(ptr noundef nonnull align 8 dereferenceable(420) %0) unnamed_addr #1 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca i8, align 1
  store ptr %0, ptr %2, align 8, !tbaa !5
  %4 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %3) #2
  %5 = call noundef zeroext i1 @_ZN12AccelIcm456x6EnableEv(ptr noundef nonnull align 8 dereferenceable(156) %4)
  %6 = zext i1 %5 to i8
  store i8 %6, ptr %3, align 1, !tbaa !9
  %7 = load i8, ptr %3, align 1, !tbaa !9, !range !11, !noundef !12
  %8 = trunc i8 %7 to i1
  %9 = zext i1 %8 to i32
  %10 = icmp eq i32 %9, 1
  br i1 %10, label %11, label %15

11:                                               ; preds = %1
  %12 = getelementptr inbounds i8, ptr %4, i64 160
  %13 = call noundef zeroext i1 @_ZN11GyroIcm456x6EnableEv(ptr noundef nonnull align 8 dereferenceable(144) %12)
  %14 = zext i1 %13 to i8
  store i8 %14, ptr %3, align 1, !tbaa !9
  br label %15

15:                                               ; preds = %11, %1
  %16 = load i8, ptr %3, align 1, !tbaa !9, !range !11, !noundef !12
  %17 = trunc i8 %16 to i1
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #2
  ret i1 %17
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress 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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}


; 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: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN12AccelIcm456x6EnableEv(ptr noundef nonnull align 8 dereferenceable(156)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN11GyroIcm456x6EnableEv(ptr noundef nonnull align 8 dereferenceable(144)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN9AgIcm456x6EnableEv(ptr noundef nonnull align 8 dereferenceable(420) %0) unnamed_addr #0 align 2 {
  %2 = tail call noundef zeroext i1 @_ZN12AccelIcm456x6EnableEv(ptr noundef nonnull align 8 dereferenceable(156) %0)
  br i1 %2, label %3, label %6

3:                                                ; preds = %1
  %4 = getelementptr inbounds i8, ptr %0, i64 160
  %5 = tail call noundef zeroext i1 @_ZN11GyroIcm456x6EnableEv(ptr noundef nonnull align 8 dereferenceable(144) %4)
  br label %6

6:                                                ; preds = %3, %1
  %.0.in = phi i1 [ %5, %3 ], [ false, %1 ]
  ret i1 %.0.in
}

attributes #0 = { mustprogress 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)"}


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