; LLVM IR from InsightSoftwareConsortium/ITK :: Modules/ThirdParty/VNL/src/vxl/v3p/netlib/linalg/lsqrBase.ll (ZN8lsqrBaseC2Ev)

; 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"

%class.lsqrBase = type { ptr, double, double, double, double, double, double, double, double, double, double, double, double, i8, i32, i32, i32, i32, ptr, i8, ptr }

@_ZTV8lsqrBase = external dso_local unnamed_addr constant { [6 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN8lsqrBaseC2Ev(ptr noundef nonnull align 8 dereferenceable(152) %0) unnamed_addr #0 align 2 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  store ptr getelementptr inbounds inrange(-16, 32) ({ [6 x ptr] }, ptr @_ZTV8lsqrBase, i32 0, i32 0, i32 2), ptr %3, align 8, !tbaa !9
  %4 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 11
  store double 0x3C9CD2B297D889BC, ptr %4, align 8, !tbaa !11
  %5 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 8
  store double 0x3EB0C6F7A0B5ED8D, ptr %5, align 8, !tbaa !16
  %6 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 9
  store double 0x3EB0C6F7A0B5ED8D, ptr %6, align 8, !tbaa !17
  %7 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 11
  %8 = load double, ptr %7, align 8, !tbaa !11
  %9 = call double @sqrt(double noundef %8) #2
  %10 = fmul double 1.000000e+01, %9
  %11 = fdiv double 1.000000e+00, %10
  %12 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 10
  store double %11, ptr %12, align 8, !tbaa !18
  %13 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 14
  store i32 10, ptr %13, align 4, !tbaa !19
  %14 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 18
  store ptr null, ptr %14, align 8, !tbaa !20
  %15 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 16
  store i32 0, ptr %15, align 4, !tbaa !21
  %16 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 15
  store i32 0, ptr %16, align 8, !tbaa !22
  %17 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 1
  store double 0.000000e+00, ptr %17, align 8, !tbaa !23
  %18 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 2
  store double 0.000000e+00, ptr %18, align 8, !tbaa !24
  %19 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 4
  store double 0.000000e+00, ptr %19, align 8, !tbaa !25
  %20 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 5
  store double 0.000000e+00, ptr %20, align 8, !tbaa !26
  %21 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 6
  store double 0.000000e+00, ptr %21, align 8, !tbaa !27
  %22 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 3
  store double 0.000000e+00, ptr %22, align 8, !tbaa !28
  %23 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 7
  store double 0.000000e+00, ptr %23, align 8, !tbaa !29
  %24 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 17
  store i32 0, ptr %24, align 8, !tbaa !30
  %25 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 19
  store i8 0, ptr %25, align 8, !tbaa !31
  %26 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 20
  store ptr null, ptr %26, align 8, !tbaa !32
  %27 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 12
  store double 0.000000e+00, ptr %27, align 8, !tbaa !33
  %28 = getelementptr inbounds %class.lsqrBase, ptr %3, i32 0, i32 13
  store i8 0, ptr %28, align 8, !tbaa !34
  ret void
}

; Function Attrs: nounwind
declare double @sqrt(double noundef) #1

attributes #0 = { mustprogress 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 = { nounwind "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 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !13, i64 88}
!12 = !{!"_ZTS8lsqrBase", !13, i64 8, !13, i64 16, !13, i64 24, !13, i64 32, !13, i64 40, !13, i64 48, !13, i64 56, !13, i64 64, !13, i64 72, !13, i64 80, !13, i64 88, !13, i64 96, !14, i64 104, !15, i64 108, !15, i64 112, !15, i64 116, !15, i64 120, !6, i64 128, !14, i64 136, !6, i64 144}
!13 = !{!"double", !7, i64 0}
!14 = !{!"bool", !7, i64 0}
!15 = !{!"int", !7, i64 0}
!16 = !{!12, !13, i64 64}
!17 = !{!12, !13, i64 72}
!18 = !{!12, !13, i64 80}
!19 = !{!12, !15, i64 108}
!20 = !{!12, !6, i64 128}
!21 = !{!12, !15, i64 116}
!22 = !{!12, !15, i64 112}
!23 = !{!12, !13, i64 8}
!24 = !{!12, !13, i64 16}
!25 = !{!12, !13, i64 32}
!26 = !{!12, !13, i64 40}
!27 = !{!12, !13, i64 48}
!28 = !{!12, !13, i64 24}
!29 = !{!12, !13, i64 56}
!30 = !{!12, !15, i64 120}
!31 = !{!12, !14, i64 136}
!32 = !{!12, !6, i64 144}
!33 = !{!12, !13, i64 96}
!34 = !{!12, !14, i64 104}


; 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"

@_ZTV8lsqrBase = external dso_local unnamed_addr constant { [6 x ptr] }, align 8

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) uwtable
define dso_local void @_ZN8lsqrBaseC2Ev(ptr nocapture noundef nonnull writeonly align 8 dereferenceable(152) %0) unnamed_addr #0 align 2 {
  store ptr getelementptr inbounds inrange(-16, 32) (i8, ptr @_ZTV8lsqrBase, i64 16), ptr %0, align 8, !tbaa !5
  %2 = getelementptr inbounds i8, ptr %0, i64 64
  store <2 x double> <double 0x3EB0C6F7A0B5ED8D, double 0x3EB0C6F7A0B5ED8D>, ptr %2, align 8, !tbaa !8
  %3 = getelementptr inbounds i8, ptr %0, i64 80
  store <2 x double> <double 1.000000e+07, double 0x3C9CD2B297D889BC>, ptr %3, align 8, !tbaa !8
  %4 = getelementptr inbounds i8, ptr %0, i64 108
  %5 = getelementptr inbounds i8, ptr %0, i64 128
  store ptr null, ptr %5, align 8, !tbaa !11
  %6 = getelementptr inbounds i8, ptr %0, i64 8
  store <4 x i32> <i32 10, i32 0, i32 0, i32 0>, ptr %4, align 4, !tbaa !16
  %7 = getelementptr inbounds i8, ptr %0, i64 136
  store i8 0, ptr %7, align 8, !tbaa !17
  %8 = getelementptr inbounds i8, ptr %0, i64 144
  store ptr null, ptr %8, align 8, !tbaa !18
  %9 = getelementptr inbounds i8, ptr %0, i64 96
  store double 0.000000e+00, ptr %9, align 8, !tbaa !19
  %10 = getelementptr inbounds i8, ptr %0, i64 104
  store i8 0, ptr %10, align 8, !tbaa !20
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %6, i8 0, i64 56, i1 false)
  ret void
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) 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 nounwind willreturn memory(argmem: write) }

!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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"double", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !15, i64 128}
!12 = !{!"_ZTS8lsqrBase", !9, i64 8, !9, i64 16, !9, i64 24, !9, i64 32, !9, i64 40, !9, i64 48, !9, i64 56, !9, i64 64, !9, i64 72, !9, i64 80, !9, i64 88, !9, i64 96, !13, i64 104, !14, i64 108, !14, i64 112, !14, i64 116, !14, i64 120, !15, i64 128, !13, i64 136, !15, i64 144}
!13 = !{!"bool", !10, i64 0}
!14 = !{!"int", !10, i64 0}
!15 = !{!"any pointer", !10, i64 0}
!16 = !{!14, !14, i64 0}
!17 = !{!12, !13, i64 136}
!18 = !{!12, !15, i64 144}
!19 = !{!12, !9, i64 96}
!20 = !{!12, !13, i64 104}


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