; LLVM IR from knizhnik/cppgc :: copygc/gc.ll (ZN2GC15MemoryAllocatorC2Emmm)

; 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.GC::ThreadContext" = type { %"class.GC::ThreadContextImpl" }
%"class.GC::ThreadContextImpl" = type { i32 }
%"class.GC::MemoryAllocator" = type { i64, i64, ptr, ptr, i64, ptr, ptr, i64, i64, ptr, ptr }

@_ZN2GC15MemoryAllocator3ctxE = external dso_local global %"class.GC::ThreadContext", align 4

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN2GC15MemoryAllocatorC2Emmm(ptr noundef nonnull align 8 dereferenceable(88) %0, i64 noundef %1, i64 noundef %2, i64 noundef %3) unnamed_addr #0 align 2 {
  %5 = alloca ptr, align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i64 %1, ptr %6, align 8, !tbaa !9
  store i64 %2, ptr %7, align 8, !tbaa !9
  store i64 %3, ptr %8, align 8, !tbaa !9
  %9 = load ptr, ptr %5, align 8
  %10 = getelementptr inbounds %"class.GC::MemoryAllocator", ptr %9, i32 0, i32 3
  store ptr null, ptr %10, align 8, !tbaa !11
  %11 = getelementptr inbounds %"class.GC::MemoryAllocator", ptr %9, i32 0, i32 2
  store ptr null, ptr %11, align 8, !tbaa !13
  %12 = load i64, ptr %6, align 8, !tbaa !9
  %13 = getelementptr inbounds %"class.GC::MemoryAllocator", ptr %9, i32 0, i32 0
  store i64 %12, ptr %13, align 8, !tbaa !14
  %14 = getelementptr inbounds %"class.GC::MemoryAllocator", ptr %9, i32 0, i32 1
  store i64 %12, ptr %14, align 8, !tbaa !15
  %15 = getelementptr inbounds %"class.GC::MemoryAllocator", ptr %9, i32 0, i32 4
  store i64 0, ptr %15, align 8, !tbaa !16
  %16 = getelementptr inbounds %"class.GC::MemoryAllocator", ptr %9, i32 0, i32 5
  store ptr null, ptr %16, align 8, !tbaa !17
  %17 = getelementptr inbounds %"class.GC::MemoryAllocator", ptr %9, i32 0, i32 9
  store ptr null, ptr %17, align 8, !tbaa !18
  %18 = getelementptr inbounds %"class.GC::MemoryAllocator", ptr %9, i32 0, i32 6
  store ptr null, ptr %18, align 8, !tbaa !19
  %19 = load i64, ptr %7, align 8, !tbaa !9
  %20 = getelementptr inbounds %"class.GC::MemoryAllocator", ptr %9, i32 0, i32 7
  store i64 %19, ptr %20, align 8, !tbaa !20
  %21 = load i64, ptr %8, align 8, !tbaa !9
  %22 = getelementptr inbounds %"class.GC::MemoryAllocator", ptr %9, i32 0, i32 8
  store i64 %21, ptr %22, align 8, !tbaa !21
  call void @_ZN2GC17ThreadContextImpl3setEPv(ptr noundef nonnull align 4 dereferenceable(4) @_ZN2GC15MemoryAllocator3ctxE, ptr noundef %9)
  ret void
}

declare void @_ZN2GC17ThreadContextImpl3setEPv(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef) #1

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 = { "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" }

!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 = !{!"long", !7, i64 0}
!11 = !{!12, !6, i64 24}
!12 = !{!"_ZTSN2GC15MemoryAllocatorE", !10, i64 0, !10, i64 8, !6, i64 16, !6, i64 24, !10, i64 32, !6, i64 40, !6, i64 48, !10, i64 56, !10, i64 64, !6, i64 72, !6, i64 80}
!13 = !{!12, !6, i64 16}
!14 = !{!12, !10, i64 0}
!15 = !{!12, !10, i64 8}
!16 = !{!12, !10, i64 32}
!17 = !{!12, !6, i64 40}
!18 = !{!12, !6, i64 72}
!19 = !{!12, !6, i64 48}
!20 = !{!12, !10, i64 56}
!21 = !{!12, !10, i64 64}


; 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.GC::ThreadContext" = type { %"class.GC::ThreadContextImpl" }
%"class.GC::ThreadContextImpl" = type { i32 }

@_ZN2GC15MemoryAllocator3ctxE = external dso_local global %"class.GC::ThreadContext", align 4

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN2GC15MemoryAllocatorC2Emmm(ptr noundef nonnull align 8 dereferenceable(88) %0, i64 noundef %1, i64 noundef %2, i64 noundef %3) unnamed_addr #0 align 2 {
  %5 = getelementptr inbounds i8, ptr %0, i64 16
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %5, i8 0, i64 16, i1 false)
  store i64 %1, ptr %0, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %0, i64 8
  store i64 %1, ptr %6, align 8, !tbaa !11
  %7 = getelementptr inbounds i8, ptr %0, i64 32
  %8 = getelementptr inbounds i8, ptr %0, i64 72
  store ptr null, ptr %8, align 8, !tbaa !12
  %9 = getelementptr inbounds i8, ptr %0, i64 56
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %7, i8 0, i64 24, i1 false)
  store i64 %2, ptr %9, align 8, !tbaa !13
  %10 = getelementptr inbounds i8, ptr %0, i64 64
  store i64 %3, ptr %10, align 8, !tbaa !14
  tail call void @_ZN2GC17ThreadContextImpl3setEPv(ptr noundef nonnull align 4 dereferenceable(4) @_ZN2GC15MemoryAllocator3ctxE, ptr noundef nonnull %0)
  ret void
}

declare void @_ZN2GC17ThreadContextImpl3setEPv(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef) local_unnamed_addr #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 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 = { "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: 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 0}
!6 = !{!"_ZTSN2GC15MemoryAllocatorE", !7, i64 0, !7, i64 8, !10, i64 16, !10, i64 24, !7, i64 32, !10, i64 40, !10, i64 48, !7, i64 56, !7, i64 64, !10, i64 72, !10, i64 80}
!7 = !{!"long", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !7, i64 8}
!12 = !{!6, !10, i64 72}
!13 = !{!6, !7, i64 56}
!14 = !{!6, !7, i64 64}


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