; LLVM IR from Try/Tempest :: Engine/thirdparty/openal-soft/core/mixer (mixer_c)

; 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.al::span.0" = type { ptr, i64 }
%"class.al::span" = type { ptr, i64 }
%struct.CubicState = type { %"class.al::span.1" }
%"class.al::span.1" = type { ptr }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local { ptr, i64 } @_ZNK2al4spanIKfLm18446744073709551615EE7subspanEmm(ptr noundef nonnull align 8 dereferenceable(16), i64 noundef, i64 noundef) #0 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z9Resample_I8CubicTag4CTagEvPKSt7variantIJSt9monostate10CubicState10BsincStateEEN2al4spanIKfLm18446744073709551615EEEjjNSA_IfLm18446744073709551615EEE(ptr noundef %0, ptr %1, i64 %2, i32 noundef %3, i32 noundef %4, ptr noundef byval(%"class.al::span.0") align 8 %5) #2 {
  %7 = alloca %"class.al::span", align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca %struct.CubicState, align 8
  %12 = alloca %"class.al::span", align 8
  %13 = alloca %"class.al::span.0", align 8
  %14 = getelementptr inbounds { ptr, i64 }, ptr %7, i32 0, i32 0
  store ptr %1, ptr %14, align 8
  %15 = getelementptr inbounds { ptr, i64 }, ptr %7, i32 0, i32 1
  store i64 %2, ptr %15, align 8
  store ptr %0, ptr %8, align 8, !tbaa !5
  store i32 %3, ptr %9, align 4, !tbaa !9
  store i32 %4, ptr %10, align 4, !tbaa !9
  %16 = load ptr, ptr %8, align 8, !tbaa !5
  %17 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3getI10CubicStateJSt9monostateS0_10BsincStateEERKT_RKSt7variantIJDpT0_EE(ptr noundef nonnull align 8 dereferenceable(33) %16)
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %11, ptr align 8 %17, i64 8, i1 false), !tbaa.struct !11
  %18 = call { ptr, i64 } @_ZNK2al4spanIKfLm18446744073709551615EE7subspanEmm(ptr noundef nonnull align 8 dereferenceable(16) %7, i64 noundef 23, i64 noundef -1) #3
  %19 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 0
  %20 = extractvalue { ptr, i64 } %18, 0
  store ptr %20, ptr %19, align 8
  %21 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 1
  %22 = extractvalue { ptr, i64 } %18, 1
  store i64 %22, ptr %21, align 8
  %23 = load i32, ptr %9, align 4, !tbaa !9
  %24 = load i32, ptr %10, align 4, !tbaa !9
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %13, ptr align 8 %5, i64 16, i1 false), !tbaa.struct !12
  %25 = getelementptr inbounds %struct.CubicState, ptr %11, i32 0, i32 0
  %26 = getelementptr inbounds %"class.al::span.1", ptr %25, i32 0, i32 0
  %27 = load ptr, ptr %26, align 8
  %28 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 0
  %29 = load ptr, ptr %28, align 8
  %30 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 1
  %31 = load i64, ptr %30, align 8
  call void @_ZN12_GLOBAL__N_110DoResampleI10CubicStateTnPDoFfRKT_N2al4spanIKfLm18446744073709551615EEEmjEXadL_ZNS_8do_cubicERKS1_S8_mjEEEEvS2_S8_jjNS6_IfLm18446744073709551615EEE(ptr %27, ptr %29, i64 %31, i32 noundef %23, i32 noundef %24, ptr noundef byval(%"class.al::span.0") align 8 %13)
  ret void
}

; Function Attrs: mustprogress uwtable
declare hidden void @_ZN12_GLOBAL__N_110DoResampleI10CubicStateTnPDoFfRKT_N2al4spanIKfLm18446744073709551615EEEmjEXadL_ZNS_8do_cubicERKS1_S8_mjEEEEvS2_S8_jjNS6_IfLm18446744073709551615EEE(ptr, ptr, i64, i32 noundef, i32 noundef, ptr noundef byval(%"class.al::span.0") align 8) #2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3getI10CubicStateJSt9monostateS0_10BsincStateEERKT_RKSt7variantIJDpT0_EE(ptr noundef nonnull align 8 dereferenceable(33)) #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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{i64 0, i64 8, !5}
!12 = !{i64 0, i64 8, !5, i64 8, i64 8, !13}
!13 = !{!14, !14, i64 0}
!14 = !{!"long", !7, 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"

%"class.al::span.0" = type { ptr, i64 }
%"class.al::span" = type { ptr, i64 }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local { ptr, i64 } @_ZNK2al4spanIKfLm18446744073709551615EE7subspanEmm(ptr noundef nonnull align 8 dereferenceable(16), i64 noundef, i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z9Resample_I8CubicTag4CTagEvPKSt7variantIJSt9monostate10CubicState10BsincStateEEN2al4spanIKfLm18446744073709551615EEEjjNSA_IfLm18446744073709551615EEE(ptr noundef nonnull %0, ptr %1, i64 %2, i32 noundef %3, i32 noundef %4, ptr nocapture noundef readonly byval(%"class.al::span.0") align 8 %5) local_unnamed_addr #1 {
  %7 = alloca %"class.al::span", align 8
  store ptr %1, ptr %7, align 8
  %8 = getelementptr inbounds i8, ptr %7, i64 8
  store i64 %2, ptr %8, align 8
  %9 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3getI10CubicStateJSt9monostateS0_10BsincStateEERKT_RKSt7variantIJDpT0_EE(ptr noundef nonnull align 8 dereferenceable(33) %0)
  %.sroa.01.0.copyload = load ptr, ptr %9, align 8, !tbaa !5
  %10 = call { ptr, i64 } @_ZNK2al4spanIKfLm18446744073709551615EE7subspanEmm(ptr noundef nonnull align 8 dereferenceable(16) %7, i64 noundef 23, i64 noundef -1) #2
  %11 = extractvalue { ptr, i64 } %10, 0
  %12 = extractvalue { ptr, i64 } %10, 1
  call void @_ZN12_GLOBAL__N_110DoResampleI10CubicStateTnPDoFfRKT_N2al4spanIKfLm18446744073709551615EEEmjEXadL_ZNS_8do_cubicERKS1_S8_mjEEEEvS2_S8_jjNS6_IfLm18446744073709551615EEE(ptr %.sroa.01.0.copyload, ptr %11, i64 %12, i32 noundef %3, i32 noundef %4, ptr noundef nonnull byval(%"class.al::span.0") align 8 %5)
  ret void
}

; Function Attrs: mustprogress uwtable
declare hidden void @_ZN12_GLOBAL__N_110DoResampleI10CubicStateTnPDoFfRKT_N2al4spanIKfLm18446744073709551615EEEmjEXadL_ZNS_8do_cubicERKS1_S8_mjEEEEvS2_S8_jjNS6_IfLm18446744073709551615EEE(ptr, ptr, i64, i32 noundef, i32 noundef, ptr noundef byval(%"class.al::span.0") align 8) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3getI10CubicStateJSt9monostateS0_10BsincStateEERKT_RKSt7variantIJDpT0_EE(ptr noundef nonnull align 8 dereferenceable(33)) local_unnamed_addr #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 = { 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"}


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