; LLVM IR from aap/librw :: src/frame.ll (ZN2rw5Frame16syncHierarchyLTMEv)

; 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"

%"struct.rw::Frame" = type { %"struct.rw::Object", %"struct.rw::LLLink", %"struct.rw::LinkList", %"struct.rw::Matrix", %"struct.rw::Matrix", ptr, ptr, ptr }
%"struct.rw::Object" = type { i8, i8, i8, i8, ptr }
%"struct.rw::LLLink" = type { ptr, ptr }
%"struct.rw::LinkList" = type { %"struct.rw::LLLink" }
%"struct.rw::Matrix" = type { %"struct.rw::V3d", i32, %"struct.rw::V3d", i32, %"struct.rw::V3d", i32, %"struct.rw::V3d", i32 }
%"struct.rw::V3d" = type { float, float, float }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN2rw5Frame16syncHierarchyLTMEv(ptr noundef nonnull align 8 dereferenceable(200) %0) #0 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 %"struct.rw::Frame", ptr %3, i32 0, i32 0
  %5 = getelementptr inbounds %"struct.rw::Object", ptr %4, i32 0, i32 3
  %6 = load i8, ptr %5, align 1, !tbaa !9
  %7 = zext i8 %6 to i32
  %8 = and i32 %7, 4
  %9 = icmp ne i32 %8, 0
  br i1 %9, label %10, label %13

10:                                               ; preds = %1
  %11 = getelementptr inbounds %"struct.rw::Frame", ptr %3, i32 0, i32 3
  %12 = getelementptr inbounds %"struct.rw::Frame", ptr %3, i32 0, i32 4
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %12, ptr align 8 %11, i64 64, i1 false), !tbaa.struct !18
  br label %13

13:                                               ; preds = %10, %1
  %14 = getelementptr inbounds %"struct.rw::Frame", ptr %3, i32 0, i32 5
  %15 = load ptr, ptr %14, align 8, !tbaa !21
  %16 = getelementptr inbounds %"struct.rw::Frame", ptr %3, i32 0, i32 0
  %17 = getelementptr inbounds %"struct.rw::Object", ptr %16, i32 0, i32 3
  %18 = load i8, ptr %17, align 1, !tbaa !9
  call void @_ZN2rwL14syncLTMRecurseEPNS_5FrameEh(ptr noundef %15, i8 noundef zeroext %18)
  %19 = getelementptr inbounds %"struct.rw::Frame", ptr %3, i32 0, i32 0
  %20 = getelementptr inbounds %"struct.rw::Object", ptr %19, i32 0, i32 3
  %21 = load i8, ptr %20, align 1, !tbaa !9
  %22 = zext i8 %21 to i32
  %23 = and i32 %22, -6
  %24 = trunc i32 %23 to i8
  store i8 %24, ptr %20, align 1, !tbaa !9
  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) #1

; Function Attrs: mustprogress uwtable
declare hidden void @_ZN2rwL14syncLTMRecurseEPNS_5FrameEh(ptr noundef, i8 noundef zeroext) #0

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" }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }

!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, !7, i64 3}
!10 = !{!"_ZTSN2rw5FrameE", !11, i64 0, !12, i64 16, !13, i64 32, !14, i64 48, !14, i64 112, !6, i64 176, !6, i64 184, !6, i64 192}
!11 = !{!"_ZTSN2rw6ObjectE", !7, i64 0, !7, i64 1, !7, i64 2, !7, i64 3, !6, i64 8}
!12 = !{!"_ZTSN2rw6LLLinkE", !6, i64 0, !6, i64 8}
!13 = !{!"_ZTSN2rw8LinkListE", !12, i64 0}
!14 = !{!"_ZTSN2rw6MatrixE", !15, i64 0, !17, i64 12, !15, i64 16, !17, i64 28, !15, i64 32, !17, i64 44, !15, i64 48, !17, i64 60}
!15 = !{!"_ZTSN2rw3V3dE", !16, i64 0, !16, i64 4, !16, i64 8}
!16 = !{!"float", !7, i64 0}
!17 = !{!"int", !7, i64 0}
!18 = !{i64 0, i64 4, !19, i64 4, i64 4, !19, i64 8, i64 4, !19, i64 12, i64 4, !20, i64 16, i64 4, !19, i64 20, i64 4, !19, i64 24, i64 4, !19, i64 28, i64 4, !20, i64 32, i64 4, !19, i64 36, i64 4, !19, i64 40, i64 4, !19, i64 44, i64 4, !20, i64 48, i64 4, !19, i64 52, i64 4, !19, i64 56, i64 4, !19, i64 60, i64 4, !20}
!19 = !{!16, !16, i64 0}
!20 = !{!17, !17, i64 0}
!21 = !{!10, !6, i64 176}


; 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
define dso_local void @_ZN2rw5Frame16syncHierarchyLTMEv(ptr nocapture noundef nonnull align 8 dereferenceable(200) %0) local_unnamed_addr #0 align 2 {
  %2 = getelementptr inbounds i8, ptr %0, i64 3
  %3 = load i8, ptr %2, align 1, !tbaa !5
  %4 = and i8 %3, 4
  %.not = icmp eq i8 %4, 0
  br i1 %.not, label %8, label %5

5:                                                ; preds = %1
  %6 = getelementptr inbounds i8, ptr %0, i64 48
  %7 = getelementptr inbounds i8, ptr %0, i64 112
  tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %7, ptr noundef nonnull align 8 dereferenceable(64) %6, i64 64, i1 false), !tbaa.struct !17
  br label %8

8:                                                ; preds = %5, %1
  %9 = getelementptr inbounds i8, ptr %0, i64 176
  %10 = load ptr, ptr %9, align 8, !tbaa !20
  tail call void @_ZN2rwL14syncLTMRecurseEPNS_5FrameEh(ptr noundef %10, i8 noundef zeroext %3)
  %11 = load i8, ptr %2, align 1, !tbaa !5
  %12 = and i8 %11, -6
  store i8 %12, ptr %2, align 1, !tbaa !5
  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: mustprogress uwtable
declare hidden void @_ZN2rwL14syncLTMRecurseEPNS_5FrameEh(ptr noundef, i8 noundef zeroext) local_unnamed_addr #0

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" }
attributes #1 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }

!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, !8, i64 3}
!6 = !{!"_ZTSN2rw5FrameE", !7, i64 0, !11, i64 16, !12, i64 32, !13, i64 48, !13, i64 112, !10, i64 176, !10, i64 184, !10, i64 192}
!7 = !{!"_ZTSN2rw6ObjectE", !8, i64 0, !8, i64 1, !8, i64 2, !8, i64 3, !10, i64 8}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!"_ZTSN2rw6LLLinkE", !10, i64 0, !10, i64 8}
!12 = !{!"_ZTSN2rw8LinkListE", !11, i64 0}
!13 = !{!"_ZTSN2rw6MatrixE", !14, i64 0, !16, i64 12, !14, i64 16, !16, i64 28, !14, i64 32, !16, i64 44, !14, i64 48, !16, i64 60}
!14 = !{!"_ZTSN2rw3V3dE", !15, i64 0, !15, i64 4, !15, i64 8}
!15 = !{!"float", !8, i64 0}
!16 = !{!"int", !8, i64 0}
!17 = !{i64 0, i64 4, !18, i64 4, i64 4, !18, i64 8, i64 4, !18, i64 12, i64 4, !19, i64 16, i64 4, !18, i64 20, i64 4, !18, i64 24, i64 4, !18, i64 28, i64 4, !19, i64 32, i64 4, !18, i64 36, i64 4, !18, i64 40, i64 4, !18, i64 44, i64 4, !19, i64 48, i64 4, !18, i64 52, i64 4, !18, i64 56, i64 4, !18, i64 60, i64 4, !19}
!18 = !{!15, !15, i64 0}
!19 = !{!16, !16, i64 0}
!20 = !{!6, !10, i64 176}


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