; LLVM IR from jrouwe/JoltPhysics :: TestFramework/Renderer/VK/RendererVK.ll (ZN10RendererVK14FindMemoryTypeEjj)

; 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.RendererVK = type { %class.Renderer, ptr, ptr, ptr, %struct.VkPhysicalDeviceMemoryProperties, ptr, i32, i32, ptr, ptr, ptr, ptr, i8, %"class.JPH::Array", i32, %struct.VkExtent2D, %"class.JPH::Array.1", ptr, ptr, ptr, ptr, ptr, ptr, [2 x ptr], [2 x ptr], ptr, ptr, ptr, ptr, ptr, ptr, %"class.JPH::Array.4", i32, ptr, [2 x ptr], [2 x ptr], [2 x ptr], [2 x ptr], %"class.JPH::Ref", [2 x %"class.std::unique_ptr"], [2 x %"class.std::unique_ptr"], [2 x %"class.std::unique_ptr"], [2 x %"class.JPH::UnorderedMap"], %"class.JPH::UnorderedMap", %"class.JPH::UnorderedMap.9", i32, i32, i64, i64 }
%class.Renderer = type { ptr, ptr, float, i8, [11 x i8], %struct.CameraState, %"class.JPH::Vec3", %class.Frustum, %class.Frustum, i32, %"struct.Renderer::VertexShaderConstantBuffer", %"struct.Renderer::VertexShaderConstantBuffer", %"struct.Renderer::PixelShaderConstantBuffer" }
%struct.CameraState = type <{ %"class.JPH::Vec3", %"class.JPH::Vec3", %"class.JPH::Vec3", float, [12 x i8] }>
%"class.JPH::Vec3" = type { %union.anon }
%union.anon = type { <4 x float> }
%class.Frustum = type { [5 x %"class.JPH::Plane"] }
%"class.JPH::Plane" = type { %"class.JPH::Vec4" }
%"class.JPH::Vec4" = type { %union.anon.0 }
%union.anon.0 = type { <4 x float> }
%"struct.Renderer::VertexShaderConstantBuffer" = type { %"class.JPH::Mat44", %"class.JPH::Mat44", %"class.JPH::Mat44", %"class.JPH::Mat44" }
%"class.JPH::Mat44" = type { [4 x %"class.JPH::Vec4"] }
%"struct.Renderer::PixelShaderConstantBuffer" = type { %"class.JPH::Vec4", %"class.JPH::Vec4" }
%struct.VkPhysicalDeviceMemoryProperties = type { i32, [32 x %struct.VkMemoryType], i32, [16 x %struct.VkMemoryHeap] }
%struct.VkMemoryType = type { i32, i32 }
%struct.VkMemoryHeap = type { i64, i32 }
%"class.JPH::Array" = type { i64, i64, ptr }
%struct.VkExtent2D = type { i32, i32 }
%"class.JPH::Array.1" = type { i64, i64, ptr }
%"class.JPH::Array.4" = type { i64, i64, ptr }
%"class.JPH::Ref" = type { ptr }
%"class.std::unique_ptr" = type { %"struct.std::__uniq_ptr_data" }
%"struct.std::__uniq_ptr_data" = type { %"class.std::__uniq_ptr_impl" }
%"class.std::__uniq_ptr_impl" = type { %"class.std::tuple" }
%"class.std::tuple" = type { %"struct.std::_Tuple_impl" }
%"struct.std::_Tuple_impl" = type { %"struct.std::_Head_base.8" }
%"struct.std::_Head_base.8" = type { ptr }
%"class.JPH::UnorderedMap" = type { %"class.JPH::HashTable.base", [4 x i8] }
%"class.JPH::HashTable.base" = type <{ ptr, ptr, i32, i32, i32 }>
%"class.JPH::UnorderedMap.9" = type { %"class.JPH::HashTable.base.11", [4 x i8] }
%"class.JPH::HashTable.base.11" = type <{ ptr, ptr, i32, i32, i32 }>

@.str.18 = external hidden unnamed_addr constant [28 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: noreturn
declare void @_Z10FatalErrorPKcz(ptr noundef, ...) #1

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN10RendererVK14FindMemoryTypeEjj(ptr noundef nonnull align 16 dereferenceable(1936) %0, i32 noundef %1, i32 noundef %2) #2 align 2 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !9
  store i32 %2, ptr %7, align 4, !tbaa !9
  %10 = load ptr, ptr %5, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #3
  store i32 0, ptr %8, align 4, !tbaa !9
  br label %11

11:                                               ; preds = %39, %3
  %12 = load i32, ptr %8, align 4, !tbaa !9
  %13 = getelementptr inbounds %class.RendererVK, ptr %10, i32 0, i32 4
  %14 = getelementptr inbounds %struct.VkPhysicalDeviceMemoryProperties, ptr %13, i32 0, i32 0
  %15 = load i32, ptr %14, align 8, !tbaa !11
  %16 = icmp ult i32 %12, %15
  br i1 %16, label %18, label %17

17:                                               ; preds = %11
  store i32 2, ptr %9, align 4
  br label %42

18:                                               ; preds = %11
  %19 = load i32, ptr %6, align 4, !tbaa !9
  %20 = load i32, ptr %8, align 4, !tbaa !9
  %21 = shl i32 1, %20
  %22 = and i32 %19, %21
  %23 = icmp ne i32 %22, 0
  br i1 %23, label %24, label %38

24:                                               ; preds = %18
  %25 = getelementptr inbounds %class.RendererVK, ptr %10, i32 0, i32 4
  %26 = getelementptr inbounds %struct.VkPhysicalDeviceMemoryProperties, ptr %25, i32 0, i32 1
  %27 = load i32, ptr %8, align 4, !tbaa !9
  %28 = zext i32 %27 to i64
  %29 = getelementptr inbounds [32 x %struct.VkMemoryType], ptr %26, i64 0, i64 %28
  %30 = getelementptr inbounds %struct.VkMemoryType, ptr %29, i32 0, i32 0
  %31 = load i32, ptr %30, align 4, !tbaa !35
  %32 = load i32, ptr %7, align 4, !tbaa !9
  %33 = and i32 %31, %32
  %34 = load i32, ptr %7, align 4, !tbaa !9
  %35 = icmp eq i32 %33, %34
  br i1 %35, label %36, label %38

36:                                               ; preds = %24
  %37 = load i32, ptr %8, align 4, !tbaa !9
  store i32 %37, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %42

38:                                               ; preds = %24, %18
  br label %39

39:                                               ; preds = %38
  %40 = load i32, ptr %8, align 4, !tbaa !9
  %41 = add i32 %40, 1
  store i32 %41, ptr %8, align 4, !tbaa !9
  br label %11, !llvm.loop !37

42:                                               ; preds = %36, %17
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #3
  %43 = load i32, ptr %9, align 4
  switch i32 %43, label %47 [
    i32 2, label %44
    i32 1, label %45
  ]

44:                                               ; preds = %42
  call void (ptr, ...) @_Z10FatalErrorPKcz(ptr noundef @.str.18) #4
  unreachable

45:                                               ; preds = %42
  %46 = load i32, ptr %4, align 4
  ret i32 %46

47:                                               ; preds = %42
  unreachable
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { noreturn "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 = { 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 }
attributes #4 = { noreturn }

!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 = !{!12, !10, i64 856}
!12 = !{!"_ZTS10RendererVK", !13, i64 0, !6, i64 832, !6, i64 840, !6, i64 848, !23, i64 856, !6, i64 1376, !10, i64 1384, !10, i64 1388, !6, i64 1392, !6, i64 1400, !6, i64 1408, !6, i64 1416, !15, i64 1424, !24, i64 1432, !26, i64 1456, !27, i64 1460, !28, i64 1472, !6, i64 1496, !6, i64 1504, !6, i64 1512, !6, i64 1520, !6, i64 1528, !6, i64 1536, !7, i64 1544, !7, i64 1560, !6, i64 1576, !6, i64 1584, !6, i64 1592, !6, i64 1600, !6, i64 1608, !6, i64 1616, !29, i64 1624, !10, i64 1648, !6, i64 1656, !7, i64 1664, !7, i64 1680, !7, i64 1696, !7, i64 1712, !30, i64 1728, !7, i64 1736, !7, i64 1752, !7, i64 1768, !7, i64 1784, !31, i64 1848, !33, i64 1880, !10, i64 1912, !10, i64 1916, !25, i64 1920, !25, i64 1928}
!13 = !{!"_ZTS8Renderer", !6, i64 8, !14, i64 16, !15, i64 20, !16, i64 32, !17, i64 96, !18, i64 112, !18, i64 192, !10, i64 272, !19, i64 288, !19, i64 544, !21, i64 800}
!14 = !{!"float", !7, i64 0}
!15 = !{!"bool", !7, i64 0}
!16 = !{!"_ZTS11CameraState", !17, i64 0, !17, i64 16, !17, i64 32, !14, i64 48}
!17 = !{!"_ZTSN3JPH4Vec3E", !7, i64 0}
!18 = !{!"_ZTS7Frustum", !7, i64 0}
!19 = !{!"_ZTSN8Renderer26VertexShaderConstantBufferE", !20, i64 0, !20, i64 64, !20, i64 128, !20, i64 192}
!20 = !{!"_ZTSN3JPH5Mat44E", !7, i64 0}
!21 = !{!"_ZTSN8Renderer25PixelShaderConstantBufferE", !22, i64 0, !22, i64 16}
!22 = !{!"_ZTSN3JPH4Vec4E", !7, i64 0}
!23 = !{!"_ZTS32VkPhysicalDeviceMemoryProperties", !10, i64 0, !7, i64 4, !10, i64 260, !7, i64 264}
!24 = !{!"_ZTSN3JPH5ArrayIP9VkImage_TNS_12STLAllocatorIS2_EEEE", !25, i64 0, !25, i64 8, !6, i64 16}
!25 = !{!"long", !7, i64 0}
!26 = !{!"_ZTS8VkFormat", !7, i64 0}
!27 = !{!"_ZTS10VkExtent2D", !10, i64 0, !10, i64 4}
!28 = !{!"_ZTSN3JPH5ArrayIP13VkImageView_TNS_12STLAllocatorIS2_EEEE", !25, i64 0, !25, i64 8, !6, i64 16}
!29 = !{!"_ZTSN3JPH5ArrayIP15VkFramebuffer_TNS_12STLAllocatorIS2_EEEE", !25, i64 0, !25, i64 8, !6, i64 16}
!30 = !{!"_ZTSN3JPH3RefI9TextureVKEE", !6, i64 0}
!31 = !{!"_ZTSN3JPH12UnorderedMapIN10RendererVK3KeyENS_5ArrayI8BufferVKNS_12STLAllocatorIS4_EEEENS1_9KeyHasherESt8equal_toIS2_EEE", !32, i64 0}
!32 = !{!"_ZTSN3JPH9HashTableIN10RendererVK3KeyESt4pairIS2_NS_5ArrayI8BufferVKNS_12STLAllocatorIS5_EEEEENS_18UnorderedMapDetailIS2_S8_EENS1_9KeyHasherESt8equal_toIS2_EEE", !6, i64 0, !6, i64 8, !10, i64 16, !10, i64 20, !10, i64 24}
!33 = !{!"_ZTSN3JPH12UnorderedMapIN10RendererVK3KeyENS_5ArrayINS1_6MemoryENS_12STLAllocatorIS4_EEEENS1_9KeyHasherESt8equal_toIS2_EEE", !34, i64 0}
!34 = !{!"_ZTSN3JPH9HashTableIN10RendererVK3KeyESt4pairIS2_NS_5ArrayINS1_6MemoryENS_12STLAllocatorIS5_EEEEENS_18UnorderedMapDetailIS2_S8_EENS1_9KeyHasherESt8equal_toIS2_EEE", !6, i64 0, !6, i64 8, !10, i64 16, !10, i64 20, !10, i64 24}
!35 = !{!36, !10, i64 0}
!36 = !{!"_ZTS12VkMemoryType", !10, i64 0, !10, i64 4}
!37 = distinct !{!37, !38}
!38 = !{!"llvm.loop.mustprogress"}


; 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"

%struct.VkMemoryType = type { i32, i32 }

@.str.18 = external hidden unnamed_addr constant [28 x i8], align 1

; Function Attrs: noreturn
declare void @_Z10FatalErrorPKcz(ptr noundef, ...) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN10RendererVK14FindMemoryTypeEjj(ptr nocapture noundef nonnull readonly align 16 dereferenceable(1936) %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #1 align 2 {
  %4 = getelementptr inbounds i8, ptr %0, i64 856
  %5 = load i32, ptr %4, align 8, !tbaa !5
  %.not17 = icmp eq i32 %5, 0
  br i1 %.not17, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %3
  %6 = getelementptr inbounds i8, ptr %0, i64 860
  %wide.trip.count = zext i32 %5 to i64
  br label %7

7:                                                ; preds = %.lr.ph, %16
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %16 ]
  %8 = trunc nuw i64 %indvars.iv to i32
  %9 = shl nuw i32 1, %8
  %10 = and i32 %9, %1
  %.not = icmp eq i32 %10, 0
  br i1 %.not, label %16, label %11

11:                                               ; preds = %7
  %12 = getelementptr inbounds [32 x %struct.VkMemoryType], ptr %6, i64 0, i64 %indvars.iv
  %13 = load i32, ptr %12, align 4, !tbaa !33
  %14 = and i32 %13, %2
  %15 = icmp eq i32 %14, %2
  br i1 %15, label %17, label %16

16:                                               ; preds = %7, %11
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge, label %7, !llvm.loop !35

._crit_edge:                                      ; preds = %16, %3
  tail call void (ptr, ...) @_Z10FatalErrorPKcz(ptr noundef nonnull @.str.18) #2
  unreachable

17:                                               ; preds = %11
  ret i32 %8
}

attributes #0 = { noreturn "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 = { noreturn }

!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, !16, i64 856}
!6 = !{!"_ZTS10RendererVK", !7, i64 0, !8, i64 832, !8, i64 840, !8, i64 848, !21, i64 856, !8, i64 1376, !16, i64 1384, !16, i64 1388, !8, i64 1392, !8, i64 1400, !8, i64 1408, !8, i64 1416, !12, i64 1424, !22, i64 1432, !24, i64 1456, !25, i64 1460, !26, i64 1472, !8, i64 1496, !8, i64 1504, !8, i64 1512, !8, i64 1520, !8, i64 1528, !8, i64 1536, !9, i64 1544, !9, i64 1560, !8, i64 1576, !8, i64 1584, !8, i64 1592, !8, i64 1600, !8, i64 1608, !8, i64 1616, !27, i64 1624, !16, i64 1648, !8, i64 1656, !9, i64 1664, !9, i64 1680, !9, i64 1696, !9, i64 1712, !28, i64 1728, !9, i64 1736, !9, i64 1752, !9, i64 1768, !9, i64 1784, !29, i64 1848, !31, i64 1880, !16, i64 1912, !16, i64 1916, !23, i64 1920, !23, i64 1928}
!7 = !{!"_ZTS8Renderer", !8, i64 8, !11, i64 16, !12, i64 20, !13, i64 32, !14, i64 96, !15, i64 112, !15, i64 192, !16, i64 272, !17, i64 288, !17, i64 544, !19, i64 800}
!8 = !{!"any pointer", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}
!11 = !{!"float", !9, i64 0}
!12 = !{!"bool", !9, i64 0}
!13 = !{!"_ZTS11CameraState", !14, i64 0, !14, i64 16, !14, i64 32, !11, i64 48}
!14 = !{!"_ZTSN3JPH4Vec3E", !9, i64 0}
!15 = !{!"_ZTS7Frustum", !9, i64 0}
!16 = !{!"int", !9, i64 0}
!17 = !{!"_ZTSN8Renderer26VertexShaderConstantBufferE", !18, i64 0, !18, i64 64, !18, i64 128, !18, i64 192}
!18 = !{!"_ZTSN3JPH5Mat44E", !9, i64 0}
!19 = !{!"_ZTSN8Renderer25PixelShaderConstantBufferE", !20, i64 0, !20, i64 16}
!20 = !{!"_ZTSN3JPH4Vec4E", !9, i64 0}
!21 = !{!"_ZTS32VkPhysicalDeviceMemoryProperties", !16, i64 0, !9, i64 4, !16, i64 260, !9, i64 264}
!22 = !{!"_ZTSN3JPH5ArrayIP9VkImage_TNS_12STLAllocatorIS2_EEEE", !23, i64 0, !23, i64 8, !8, i64 16}
!23 = !{!"long", !9, i64 0}
!24 = !{!"_ZTS8VkFormat", !9, i64 0}
!25 = !{!"_ZTS10VkExtent2D", !16, i64 0, !16, i64 4}
!26 = !{!"_ZTSN3JPH5ArrayIP13VkImageView_TNS_12STLAllocatorIS2_EEEE", !23, i64 0, !23, i64 8, !8, i64 16}
!27 = !{!"_ZTSN3JPH5ArrayIP15VkFramebuffer_TNS_12STLAllocatorIS2_EEEE", !23, i64 0, !23, i64 8, !8, i64 16}
!28 = !{!"_ZTSN3JPH3RefI9TextureVKEE", !8, i64 0}
!29 = !{!"_ZTSN3JPH12UnorderedMapIN10RendererVK3KeyENS_5ArrayI8BufferVKNS_12STLAllocatorIS4_EEEENS1_9KeyHasherESt8equal_toIS2_EEE", !30, i64 0}
!30 = !{!"_ZTSN3JPH9HashTableIN10RendererVK3KeyESt4pairIS2_NS_5ArrayI8BufferVKNS_12STLAllocatorIS5_EEEEENS_18UnorderedMapDetailIS2_S8_EENS1_9KeyHasherESt8equal_toIS2_EEE", !8, i64 0, !8, i64 8, !16, i64 16, !16, i64 20, !16, i64 24}
!31 = !{!"_ZTSN3JPH12UnorderedMapIN10RendererVK3KeyENS_5ArrayINS1_6MemoryENS_12STLAllocatorIS4_EEEENS1_9KeyHasherESt8equal_toIS2_EEE", !32, i64 0}
!32 = !{!"_ZTSN3JPH9HashTableIN10RendererVK3KeyESt4pairIS2_NS_5ArrayINS1_6MemoryENS_12STLAllocatorIS5_EEEEENS_18UnorderedMapDetailIS2_S8_EENS1_9KeyHasherESt8equal_toIS2_EEE", !8, i64 0, !8, i64 8, !16, i64 16, !16, i64 20, !16, i64 24}
!33 = !{!34, !16, i64 0}
!34 = !{!"_ZTS12VkMemoryType", !16, i64 0, !16, i64 4}
!35 = distinct !{!35, !36}
!36 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass