; LLVM IR from xhub/reshop :: gui/external/imgui/imgui.ll (ZN5ImGui11GetColorU32Ejf)

; 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.ImGuiContext = type { i8, i8, %struct.ImGuiIO, %struct.ImGuiPlatformIO, %struct.ImGuiStyle, ptr, float, float, float, float, %struct.ImDrawListSharedData, double, i32, i32, i32, i32, i8, i8, i8, i8, ptr, [16 x i8], %struct.ImVector.1, %struct.ImVector.1, i32, i32, %struct.ImVector.2, %struct.ImVector.2, %struct.ImVector.2, %struct.ImVector.3, %struct.ImGuiStorage, i32, %struct.ImVec2, i32, ptr, ptr, ptr, ptr, ptr, ptr, %struct.ImVec2, i32, i32, float, %struct.ImVec2, %struct.ImVec2, i32, i32, i32, i32, i32, float, float, i8, i8, i8, i32, i32, float, i8, i8, i8, i8, i8, i8, i8, i8, %struct.ImVec2, ptr, i32, i32, %struct.ImGuiDeactivatedItemData, %struct.ImGuiDataTypeStorage, i32, float, double, double, double, %struct.ImBitArray, [154 x %struct.ImGuiKeyOwnerData], %struct.ImGuiKeyRoutingTable, i32, i8, i32, i32, i32, i32, %struct.ImGuiNextItemData, %struct.ImGuiLastItemData, %struct.ImGuiNextWindowData, i8, i32, %struct.ImVector.6, %struct.ImVector.7, %struct.ImVector.8, %struct.ImVector.9, %struct.ImVector.10, %struct.ImVector.11, %struct.ImVector.12, %struct.ImVector.12, %struct.ImVector.13, %struct.ImVector.14, i8, i8, i8, i8, i32, ptr, i32, i32, i32, i32, i32, i32, %struct.ImVector.9, i32, float, i32, i32, i32, i64, i8, i8, i8, i8, %struct.ImGuiNavItemData, i8, i8, i8, i32, i32, i32, i32, i32, i32, %struct.ImRect, %struct.ImRect, i32, i32, i32, %struct.ImGuiNavItemData, %struct.ImGuiNavItemData, %struct.ImGuiNavItemData, %struct.ImGuiNavItemData, i32, i32, i32, i32, i8, i8, i32, i32, ptr, ptr, ptr, float, float, i8, i32, %struct.ImVec2, %struct.ImVec2, float, i8, i8, i8, i32, i32, i32, [4 x i8], %struct.ImGuiPayload, %struct.ImRect, %struct.ImRect, i32, i32, float, i32, i32, i32, i32, %struct.ImVector.15, [16 x i8], i32, %struct.ImVector.16, ptr, i32, i32, %struct.ImVector.17, %struct.ImPool, %struct.ImVector.19, %struct.ImVector.20, ptr, %struct.ImPool.21, %struct.ImVector.23, %struct.ImVector.24, %struct.ImGuiBoxSelectState, ptr, i32, %struct.ImVector.25, %struct.ImPool.26, i32, i32, float, float, i32, i32, i32, float, %struct.ImVec2, %struct.ImGuiInputTextState, %struct.ImGuiInputTextDeactivatedState, %struct.ImFont, i32, %struct.ImGuiDataTypeStorage, i32, i32, i32, i32, i32, float, float, i32, %struct.ImVec4, %struct.ImGuiComboPreviewData, %struct.ImRect, i8, i16, float, float, float, i8, i8, float, float, float, i16, i16, ptr, %struct.ImVector.28, %struct.ImVector.30, %struct.ImGuiTypingSelectState, %struct.ImGuiPlatformImeData, %struct.ImGuiPlatformImeData, i8, float, %struct.ImGuiTextBuffer, %struct.ImVector.31, %struct.ImChunkStream, %struct.ImChunkStream.32, %struct.ImVector.33, i32, [10 x ptr], i8, i32, ptr, ptr, %struct.ImGuiTextBuffer, ptr, ptr, float, i8, i32, i32, i32, ptr, ptr, %struct.ImVec2, i8, i32, %struct.ImGuiErrorRecoveryState, ptr, i32, i32, %struct.ImGuiTextBuffer, %struct.ImGuiTextIndex, i32, i32, i8, i8, i8, i32, i8, i8, i8, i32, float, %struct.ImVec4, %struct.ImGuiMetricsConfig, %struct.ImGuiIDStackTool, %struct.ImGuiDebugAllocInfo, [60 x float], i32, i32, float, i32, i32, i32, %struct.ImVector.28, [64 x i8] }
%struct.ImGuiIO = type { i32, i32, %struct.ImVec2, float, float, ptr, ptr, ptr, ptr, float, i8, ptr, %struct.ImVec2, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, float, float, float, float, float, float, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, ptr, ptr, ptr, ptr, ptr, i8, i8, i8, i8, i8, i8, i8, float, i32, i32, i32, i32, %struct.ImVec2, ptr, %struct.ImVec2, [5 x i8], float, float, i32, i8, i8, i8, i8, i32, [154 x %struct.ImGuiKeyData], i8, %struct.ImVec2, [5 x %struct.ImVec2], [5 x double], [5 x i8], [5 x i8], [5 x i16], [5 x i16], [5 x i8], [5 x i8], [5 x i8], i8, i8, [5 x float], [5 x float], [5 x float], float, i8, i8, i16, %struct.ImVector, ptr, ptr, ptr }
%struct.ImGuiKeyData = type { i8, float, float, float }
%struct.ImVector = type { i32, i32, ptr }
%struct.ImGuiPlatformIO = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, i16, ptr }
%struct.ImGuiStyle = type { float, float, %struct.ImVec2, float, float, %struct.ImVec2, %struct.ImVec2, i32, float, float, float, float, %struct.ImVec2, float, float, %struct.ImVec2, %struct.ImVec2, %struct.ImVec2, %struct.ImVec2, float, float, float, float, float, float, float, float, float, float, float, float, float, %struct.ImVec2, i32, %struct.ImVec2, %struct.ImVec2, float, %struct.ImVec2, %struct.ImVec2, %struct.ImVec2, %struct.ImVec2, float, i8, i8, i8, float, float, [56 x %struct.ImVec4], float, float, float, i32, i32 }
%struct.ImDrawListSharedData = type <{ %struct.ImVec2, ptr, ptr, float, float, float, float, %struct.ImVec4, i32, [4 x i8], %struct.ImVector.0, [48 x %struct.ImVec2], float, [64 x i8], [4 x i8] }>
%struct.ImVector.0 = type { i32, i32, ptr }
%struct.ImVector.1 = type { i32, i32, ptr }
%struct.ImVector.2 = type { i32, i32, ptr }
%struct.ImVector.3 = type { i32, i32, ptr }
%struct.ImGuiStorage = type { %struct.ImVector.4 }
%struct.ImVector.4 = type { i32, i32, ptr }
%struct.ImGuiDeactivatedItemData = type { i32, i32, i8, i8 }
%struct.ImBitArray = type { [5 x i32] }
%struct.ImGuiKeyOwnerData = type <{ i32, i32, i8, i8, [2 x i8] }>
%struct.ImGuiKeyRoutingTable = type { [154 x i16], %struct.ImVector.5, %struct.ImVector.5 }
%struct.ImVector.5 = type { i32, i32, ptr }
%struct.ImGuiNextItemData = type <{ i32, i32, i32, [4 x i8], i64, float, i32, i32, i8, i8, %struct.ImGuiDataTypeStorage, [2 x i8], i32, [4 x i8] }>
%struct.ImGuiLastItemData = type { i32, i32, i32, %struct.ImRect, %struct.ImRect, %struct.ImRect, %struct.ImRect, i32 }
%struct.ImGuiNextWindowData = type { i32, i32, i32, i32, %struct.ImVec2, %struct.ImVec2, %struct.ImVec2, %struct.ImVec2, %struct.ImVec2, i32, i8, %struct.ImRect, ptr, ptr, float, %struct.ImVec2, i32 }
%struct.ImVector.6 = type { i32, i32, ptr }
%struct.ImVector.7 = type { i32, i32, ptr }
%struct.ImVector.8 = type { i32, i32, ptr }
%struct.ImVector.10 = type { i32, i32, ptr }
%struct.ImVector.11 = type { i32, i32, ptr }
%struct.ImVector.12 = type { i32, i32, ptr }
%struct.ImVector.13 = type { i32, i32, ptr }
%struct.ImVector.14 = type { i32, i32, ptr }
%struct.ImVector.9 = type { i32, i32, ptr }
%struct.ImGuiNavItemData = type { ptr, i32, i32, %struct.ImRect, i32, float, float, float, i64 }
%struct.ImGuiPayload = type <{ ptr, i32, i32, i32, i32, [33 x i8], i8, i8, [5 x i8] }>
%struct.ImVector.15 = type { i32, i32, ptr }
%struct.ImVector.16 = type { i32, i32, ptr }
%struct.ImVector.17 = type { i32, i32, ptr }
%struct.ImPool = type { %struct.ImVector.18, %struct.ImGuiStorage, i32, i32 }
%struct.ImVector.18 = type { i32, i32, ptr }
%struct.ImVector.19 = type { i32, i32, ptr }
%struct.ImVector.20 = type { i32, i32, ptr }
%struct.ImPool.21 = type { %struct.ImVector.22, %struct.ImGuiStorage, i32, i32 }
%struct.ImVector.22 = type { i32, i32, ptr }
%struct.ImVector.23 = type { i32, i32, ptr }
%struct.ImVector.24 = type { i32, i32, ptr }
%struct.ImGuiBoxSelectState = type <{ i32, i8, i8, i8, i8, i8, i16, i8, %struct.ImVec2, %struct.ImVec2, %struct.ImVec2, [4 x i8], ptr, i8, [3 x i8], %struct.ImRect, %struct.ImRect, %struct.ImRect, [4 x i8] }>
%struct.ImVector.25 = type { i32, i32, ptr }
%struct.ImPool.26 = type { %struct.ImVector.27, %struct.ImGuiStorage, i32, i32 }
%struct.ImVector.27 = type { i32, i32, ptr }
%struct.ImGuiInputTextState = type <{ ptr, ptr, i32, i32, i32, [4 x i8], ptr, %struct.ImVector.28, %struct.ImVector.28, %struct.ImVector.28, i32, %struct.ImVec2, float, i8, i8, i8, i8, i32, i32, [4 x i8] }>
%struct.ImGuiInputTextDeactivatedState = type { i32, %struct.ImVector.28 }
%struct.ImFont = type <{ %struct.ImVector.19, float, float, %struct.ImVector, %struct.ImVector.29, ptr, ptr, ptr, i16, i16, i16, i16, float, float, i8, [3 x i8], float, float, float, i32, [2 x i8], [2 x i8] }>
%struct.ImVector.29 = type { i32, i32, ptr }
%struct.ImGuiDataTypeStorage = type { [8 x i8] }
%struct.ImGuiComboPreviewData = type { %struct.ImRect, %struct.ImVec2, %struct.ImVec2, %struct.ImVec2, float, i32 }
%struct.ImRect = type { %struct.ImVec2, %struct.ImVec2 }
%struct.ImVector.30 = type { i32, i32, ptr }
%struct.ImGuiTypingSelectState = type <{ %struct.ImGuiTypingSelectRequest, [64 x i8], i32, i32, float, i8, [3 x i8] }>
%struct.ImGuiTypingSelectRequest = type { i32, i32, ptr, i8, i8, i8 }
%struct.ImGuiPlatformImeData = type { i8, %struct.ImVec2, float }
%struct.ImVector.31 = type { i32, i32, ptr }
%struct.ImChunkStream = type { %struct.ImVector.28 }
%struct.ImChunkStream.32 = type { %struct.ImVector.28 }
%struct.ImVector.33 = type { i32, i32, ptr }
%struct.ImVec2 = type { float, float }
%struct.ImGuiErrorRecoveryState = type { i16, i16, i16, i16, i16, i16, i16, i16, i16, i16, i16 }
%struct.ImGuiTextBuffer = type { %struct.ImVector.28 }
%struct.ImGuiTextIndex = type <{ %struct.ImVector.10, i32, [4 x i8] }>
%struct.ImVec4 = type { float, float, float, float }
%struct.ImGuiMetricsConfig = type { i8, i8, i8, i8, i8, i8, i8, i8, i8, i32, i32, i32, i32 }
%struct.ImGuiIDStackTool = type { i32, i32, i32, %struct.ImVector.34, i8, float }
%struct.ImVector.34 = type { i32, i32, ptr }
%struct.ImGuiDebugAllocInfo = type { i32, i32, i16, [6 x %struct.ImGuiDebugAllocEntry] }
%struct.ImGuiDebugAllocEntry = type { i32, i16, i16 }
%struct.ImVector.28 = type { i32, i32, ptr }

@GImGui = external dso_local global ptr, align 8

; 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: mustprogress nounwind uwtable
define dso_local noundef i32 @_ZN5ImGui11GetColorU32Ejf(i32 noundef %0, float noundef %1) #1 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca float, align 4
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store float %1, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #2
  %9 = load ptr, ptr @GImGui, align 8, !tbaa !11
  %10 = getelementptr inbounds %struct.ImGuiContext, ptr %9, i32 0, i32 4
  store ptr %10, ptr %6, align 8, !tbaa !11
  %11 = load ptr, ptr %6, align 8, !tbaa !11
  %12 = getelementptr inbounds %struct.ImGuiStyle, ptr %11, i32 0, i32 0
  %13 = load float, ptr %12, align 4, !tbaa !13
  %14 = load float, ptr %5, align 4, !tbaa !9
  %15 = fmul float %14, %13
  store float %15, ptr %5, align 4, !tbaa !9
  %16 = load float, ptr %5, align 4, !tbaa !9
  %17 = fcmp oge float %16, 1.000000e+00
  br i1 %17, label %18, label %20

18:                                               ; preds = %2
  %19 = load i32, ptr %4, align 4, !tbaa !5
  store i32 %19, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %34

20:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #2
  %21 = load i32, ptr %4, align 4, !tbaa !5
  %22 = and i32 %21, -16777216
  %23 = lshr i32 %22, 24
  store i32 %23, ptr %8, align 4, !tbaa !5
  %24 = load i32, ptr %8, align 4, !tbaa !5
  %25 = uitofp i32 %24 to float
  %26 = load float, ptr %5, align 4, !tbaa !9
  %27 = fmul float %25, %26
  %28 = fptoui float %27 to i32
  store i32 %28, ptr %8, align 4, !tbaa !5
  %29 = load i32, ptr %4, align 4, !tbaa !5
  %30 = and i32 %29, 16777215
  %31 = load i32, ptr %8, align 4, !tbaa !5
  %32 = shl i32 %31, 24
  %33 = or i32 %30, %32
  store i32 %33, ptr %3, align 4
  store i32 1, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #2
  br label %34

34:                                               ; preds = %20, %18
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #2
  %35 = load i32, ptr %3, align 4
  ret i32 %35
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"float", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"any pointer", !7, i64 0}
!13 = !{!14, !10, i64 0}
!14 = !{!"_ZTS10ImGuiStyle", !10, i64 0, !10, i64 4, !15, i64 8, !10, i64 16, !10, i64 20, !15, i64 24, !15, i64 32, !16, i64 40, !10, i64 44, !10, i64 48, !10, i64 52, !10, i64 56, !15, i64 60, !10, i64 68, !10, i64 72, !15, i64 76, !15, i64 84, !15, i64 92, !15, i64 100, !10, i64 108, !10, i64 112, !10, i64 116, !10, i64 120, !10, i64 124, !10, i64 128, !10, i64 132, !10, i64 136, !10, i64 140, !10, i64 144, !10, i64 148, !10, i64 152, !10, i64 156, !15, i64 160, !16, i64 168, !15, i64 172, !15, i64 180, !10, i64 188, !15, i64 192, !15, i64 200, !15, i64 208, !15, i64 216, !10, i64 224, !17, i64 228, !17, i64 229, !17, i64 230, !10, i64 232, !10, i64 236, !7, i64 240, !10, i64 1136, !10, i64 1140, !10, i64 1144, !6, i64 1148, !6, i64 1152}
!15 = !{!"_ZTS6ImVec2", !10, i64 0, !10, i64 4}
!16 = !{!"_ZTS8ImGuiDir", !7, i64 0}
!17 = !{!"bool", !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"

@GImGui = external dso_local local_unnamed_addr global ptr, align 8

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(read, inaccessiblemem: none) uwtable
define dso_local noundef i32 @_ZN5ImGui11GetColorU32Ejf(i32 noundef %0, float noundef %1) local_unnamed_addr #0 {
  %3 = load ptr, ptr @GImGui, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %3, i64 3056
  %5 = load float, ptr %4, align 4, !tbaa !9
  %6 = fmul float %5, %1
  %7 = fcmp ult float %6, 1.000000e+00
  br i1 %7, label %8, label %16

8:                                                ; preds = %2
  %9 = lshr i32 %0, 24
  %10 = uitofp nneg i32 %9 to float
  %11 = fmul float %6, %10
  %12 = fptoui float %11 to i32
  %13 = and i32 %0, 16777215
  %14 = shl i32 %12, 24
  %15 = or disjoint i32 %14, %13
  br label %16

16:                                               ; preds = %2, %8
  %.0 = phi i32 [ %15, %8 ], [ %0, %2 ]
  ret i32 %.0
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(read, inaccessiblemem: none) 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" }

!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 = !{!"_ZTS10ImGuiStyle", !11, i64 0, !11, i64 4, !12, i64 8, !11, i64 16, !11, i64 20, !12, i64 24, !12, i64 32, !13, i64 40, !11, i64 44, !11, i64 48, !11, i64 52, !11, i64 56, !12, i64 60, !11, i64 68, !11, i64 72, !12, i64 76, !12, i64 84, !12, i64 92, !12, i64 100, !11, i64 108, !11, i64 112, !11, i64 116, !11, i64 120, !11, i64 124, !11, i64 128, !11, i64 132, !11, i64 136, !11, i64 140, !11, i64 144, !11, i64 148, !11, i64 152, !11, i64 156, !12, i64 160, !13, i64 168, !12, i64 172, !12, i64 180, !11, i64 188, !12, i64 192, !12, i64 200, !12, i64 208, !12, i64 216, !11, i64 224, !14, i64 228, !14, i64 229, !14, i64 230, !11, i64 232, !11, i64 236, !7, i64 240, !11, i64 1136, !11, i64 1140, !11, i64 1144, !15, i64 1148, !15, i64 1152}
!11 = !{!"float", !7, i64 0}
!12 = !{!"_ZTS6ImVec2", !11, i64 0, !11, i64 4}
!13 = !{!"_ZTS8ImGuiDir", !7, i64 0}
!14 = !{!"bool", !7, i64 0}
!15 = !{!"int", !7, i64 0}


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