; LLVM IR from chriskiefer/libcccrt :: benchmarks/maximilian.ll (ZN10maxiBiquadC2Ev)

; 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.maxiBiquad = type { double, double, double, double, double, i32, double, [3 x double] }

@constinit = external hidden constant [3 x double], align 8

; Function Attrs: nounwind
declare double @sqrt(double noundef) #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN10maxiBiquadC2Ev(ptr noundef nonnull align 8 dereferenceable(80) %0) unnamed_addr #1 align 2 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  %4 = getelementptr inbounds %class.maxiBiquad, ptr %3, i32 0, i32 0
  store double 0.000000e+00, ptr %4, align 8, !tbaa !9
  %5 = getelementptr inbounds %class.maxiBiquad, ptr %3, i32 0, i32 1
  store double 0.000000e+00, ptr %5, align 8, !tbaa !13
  %6 = getelementptr inbounds %class.maxiBiquad, ptr %3, i32 0, i32 2
  store double 0.000000e+00, ptr %6, align 8, !tbaa !14
  %7 = getelementptr inbounds %class.maxiBiquad, ptr %3, i32 0, i32 3
  store double 0.000000e+00, ptr %7, align 8, !tbaa !15
  %8 = getelementptr inbounds %class.maxiBiquad, ptr %3, i32 0, i32 4
  store double 0.000000e+00, ptr %8, align 8, !tbaa !16
  %9 = getelementptr inbounds %class.maxiBiquad, ptr %3, i32 0, i32 6
  %10 = call double @sqrt(double noundef 2.000000e+00) #3
  store double %10, ptr %9, align 8, !tbaa !17
  %11 = getelementptr inbounds %class.maxiBiquad, ptr %3, i32 0, i32 7
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %11, ptr align 8 @constinit, i64 24, i1 false), !tbaa.struct !18
  ret void
}

; 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) #2

attributes #0 = { 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 #1 = { 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 #2 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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, !11, i64 0}
!10 = !{!"_ZTS10maxiBiquad", !11, i64 0, !11, i64 8, !11, i64 16, !11, i64 24, !11, i64 32, !12, i64 40, !11, i64 48, !7, i64 56}
!11 = !{!"double", !7, i64 0}
!12 = !{!"_ZTSN10maxiBiquad11filterTypesE", !7, i64 0}
!13 = !{!10, !11, i64 8}
!14 = !{!10, !11, i64 16}
!15 = !{!10, !11, i64 24}
!16 = !{!10, !11, i64 32}
!17 = !{!10, !11, i64 48}
!18 = !{i64 0, i64 24, !19}
!19 = !{!7, !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"

@constinit = external hidden local_unnamed_addr constant [3 x double], align 8

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable
define dso_local void @_ZN10maxiBiquadC2Ev(ptr nocapture noundef nonnull writeonly align 8 dereferenceable(80) %0) unnamed_addr #0 align 2 {
  %2 = getelementptr inbounds i8, ptr %0, i64 48
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %0, i8 0, i64 40, i1 false)
  store double 0x3FF6A09E667F3BCD, ptr %2, align 8, !tbaa !5
  %3 = getelementptr inbounds i8, ptr %0, i64 56
  tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 8 dereferenceable(24) @constinit, i64 24, i1 false), !tbaa.struct !11
  ret void
}

; Function Attrs: mustprogress 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: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) 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 nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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, !7, i64 48}
!6 = !{!"_ZTS10maxiBiquad", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !10, i64 40, !7, i64 48, !8, i64 56}
!7 = !{!"double", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTSN10maxiBiquad11filterTypesE", !8, i64 0}
!11 = !{i64 0, i64 24, !12}
!12 = !{!8, !8, i64 0}


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