; LLVM IR from suxiaojack/sapDecoder :: src/sapdecoder.ll (ZN10SAPDecoderC2Ev)

; 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.SAPDecoder = type { ptr, float, float, float, float, i32, i32, [2 x float], %"class.std::vector", %"class.std::vector", ptr, ptr, ptr, ptr, ptr, ptr, ptr }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<float, std::allocator<float>>::_Vector_impl" }
%"struct.std::_Vector_base<float, std::allocator<float>>::_Vector_impl" = type { %"struct.std::_Vector_base<float, std::allocator<float>>::_Vector_impl_data" }
%"struct.std::_Vector_base<float, std::allocator<float>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@_ZTV10SAPDecoder = external dso_local unnamed_addr constant { [4 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN10SAPDecoderC2Ev(ptr noundef nonnull align 8 dereferenceable(144) %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, 16) ({ [4 x ptr] }, ptr @_ZTV10SAPDecoder, i32 0, i32 0, i32 2), ptr %3, align 8, !tbaa !9
  %4 = getelementptr inbounds %class.SAPDecoder, ptr %3, i32 0, i32 8
  call void @_ZNSt6vectorIfSaIfEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #1
  %5 = getelementptr inbounds %class.SAPDecoder, ptr %3, i32 0, i32 9
  call void @_ZNSt6vectorIfSaIfEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #1
  %6 = getelementptr inbounds %class.SAPDecoder, ptr %3, i32 0, i32 10
  store ptr null, ptr %6, align 8, !tbaa !11
  %7 = getelementptr inbounds %class.SAPDecoder, ptr %3, i32 0, i32 11
  store ptr null, ptr %7, align 8, !tbaa !19
  %8 = getelementptr inbounds %class.SAPDecoder, ptr %3, i32 0, i32 12
  store ptr null, ptr %8, align 8, !tbaa !20
  %9 = getelementptr inbounds %class.SAPDecoder, ptr %3, i32 0, i32 13
  store ptr null, ptr %9, align 8, !tbaa !21
  %10 = getelementptr inbounds %class.SAPDecoder, ptr %3, i32 0, i32 14
  store ptr null, ptr %10, align 8, !tbaa !22
  %11 = getelementptr inbounds %class.SAPDecoder, ptr %3, i32 0, i32 15
  store ptr null, ptr %11, align 8, !tbaa !23
  %12 = getelementptr inbounds %class.SAPDecoder, ptr %3, i32 0, i32 16
  store ptr null, ptr %12, align 8, !tbaa !24
  %13 = getelementptr inbounds %class.SAPDecoder, ptr %3, i32 0, i32 1
  store float 0.000000e+00, ptr %13, align 8, !tbaa !25
  %14 = getelementptr inbounds %class.SAPDecoder, ptr %3, i32 0, i32 2
  store float 0.000000e+00, ptr %14, align 4, !tbaa !26
  %15 = getelementptr inbounds %class.SAPDecoder, ptr %3, i32 0, i32 3
  store float 0.000000e+00, ptr %15, align 8, !tbaa !27
  %16 = getelementptr inbounds %class.SAPDecoder, ptr %3, i32 0, i32 7
  %17 = getelementptr inbounds [2 x float], ptr %16, i64 0, i64 0
  store float 0.000000e+00, ptr %17, align 8, !tbaa !28
  %18 = getelementptr inbounds %class.SAPDecoder, ptr %3, i32 0, i32 7
  %19 = getelementptr inbounds [2 x float], ptr %18, i64 0, i64 1
  store float 0.000000e+00, ptr %19, align 4, !tbaa !28
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIfSaIfEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

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 }

!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, !6, i64 88}
!12 = !{!"_ZTS10SAPDecoder", !13, i64 8, !13, i64 12, !13, i64 16, !13, i64 20, !14, i64 24, !14, i64 28, !7, i64 32, !15, i64 40, !15, i64 64, !6, i64 88, !6, i64 96, !6, i64 104, !6, i64 112, !6, i64 120, !6, i64 128, !6, i64 136}
!13 = !{!"float", !7, i64 0}
!14 = !{!"int", !7, i64 0}
!15 = !{!"_ZTSSt6vectorIfSaIfEE", !16, i64 0}
!16 = !{!"_ZTSSt12_Vector_baseIfSaIfEE", !17, i64 0}
!17 = !{!"_ZTSNSt12_Vector_baseIfSaIfEE12_Vector_implE", !18, i64 0}
!18 = !{!"_ZTSNSt12_Vector_baseIfSaIfEE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!19 = !{!12, !6, i64 96}
!20 = !{!12, !6, i64 104}
!21 = !{!12, !6, i64 112}
!22 = !{!12, !6, i64 120}
!23 = !{!12, !6, i64 128}
!24 = !{!12, !6, i64 136}
!25 = !{!12, !13, i64 8}
!26 = !{!12, !13, i64 12}
!27 = !{!12, !13, i64 16}
!28 = !{!13, !13, i64 0}


; 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"

@_ZTV10SAPDecoder = external dso_local unnamed_addr constant { [4 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN10SAPDecoderC2Ev(ptr noundef nonnull align 8 dereferenceable(144) %0) unnamed_addr #0 align 2 {
  store ptr getelementptr inbounds inrange(-16, 16) (i8, ptr @_ZTV10SAPDecoder, i64 16), ptr %0, align 8, !tbaa !5
  %2 = getelementptr inbounds i8, ptr %0, i64 40
  tail call void @_ZNSt6vectorIfSaIfEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #2
  %3 = getelementptr inbounds i8, ptr %0, i64 64
  tail call void @_ZNSt6vectorIfSaIfEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #2
  %4 = getelementptr inbounds i8, ptr %0, i64 88
  %5 = getelementptr inbounds i8, ptr %0, i64 8
  store <2 x float> zeroinitializer, ptr %5, align 8, !tbaa !8
  %6 = getelementptr inbounds i8, ptr %0, i64 16
  store float 0.000000e+00, ptr %6, align 8, !tbaa !11
  %7 = getelementptr inbounds i8, ptr %0, i64 32
  store <2 x float> zeroinitializer, ptr %7, align 8, !tbaa !8
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(56) %4, i8 0, i64 56, i1 false)
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIfSaIfEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; 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 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 nounwind willreturn memory(argmem: write) }
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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"float", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !9, i64 16}
!12 = !{!"_ZTS10SAPDecoder", !9, i64 8, !9, i64 12, !9, i64 16, !9, i64 20, !13, i64 24, !13, i64 28, !10, i64 32, !14, i64 40, !14, i64 64, !18, i64 88, !18, i64 96, !18, i64 104, !18, i64 112, !18, i64 120, !18, i64 128, !18, i64 136}
!13 = !{!"int", !10, i64 0}
!14 = !{!"_ZTSSt6vectorIfSaIfEE", !15, i64 0}
!15 = !{!"_ZTSSt12_Vector_baseIfSaIfEE", !16, i64 0}
!16 = !{!"_ZTSNSt12_Vector_baseIfSaIfEE12_Vector_implE", !17, i64 0}
!17 = !{!"_ZTSNSt12_Vector_baseIfSaIfEE17_Vector_impl_dataE", !18, i64 0, !18, i64 8, !18, i64 16}
!18 = !{!"any pointer", !10, i64 0}


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