; LLVM IR from erwincoumans/tiny-differentiable-simulator :: src/visualizer/opengl (tiny_font_stash)

; 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.stbtt_pack_context = type { ptr, ptr, i32, i32, i32, i32, i32, i32, ptr, ptr }

; 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: nounwind allocsize(0)
declare noalias ptr @malloc(i64 noundef) #1

; Function Attrs: nounwind
declare void @free(ptr noundef) #2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

; Function Attrs: mustprogress uwtable
define dso_local i32 @stbtt_PackBegin(ptr noundef %0, ptr noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4, i32 noundef %5, ptr noundef %6) #4 {
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca ptr, align 8
  %16 = alloca ptr, align 8
  %17 = alloca i32, align 4
  %18 = alloca ptr, align 8
  %19 = alloca i32, align 4
  store ptr %0, ptr %9, align 8, !tbaa !5
  store ptr %1, ptr %10, align 8, !tbaa !5
  store i32 %2, ptr %11, align 4, !tbaa !9
  store i32 %3, ptr %12, align 4, !tbaa !9
  store i32 %4, ptr %13, align 4, !tbaa !9
  store i32 %5, ptr %14, align 4, !tbaa !9
  store ptr %6, ptr %15, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #6
  %20 = call noalias ptr @malloc(i64 noundef 20) #7
  store ptr %20, ptr %16, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #6
  %21 = load i32, ptr %11, align 4, !tbaa !9
  %22 = load i32, ptr %14, align 4, !tbaa !9
  %23 = sub nsw i32 %21, %22
  store i32 %23, ptr %17, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #6
  %24 = load i32, ptr %17, align 4, !tbaa !9
  %25 = sext i32 %24 to i64
  %26 = mul i64 1, %25
  %27 = call noalias ptr @malloc(i64 noundef %26) #7
  store ptr %27, ptr %18, align 8, !tbaa !5
  %28 = load ptr, ptr %16, align 8, !tbaa !5
  %29 = icmp eq ptr %28, null
  br i1 %29, label %33, label %30

30:                                               ; preds = %7
  %31 = load ptr, ptr %18, align 8, !tbaa !5
  %32 = icmp eq ptr %31, null
  br i1 %32, label %33, label %44

33:                                               ; preds = %30, %7
  %34 = load ptr, ptr %16, align 8, !tbaa !5
  %35 = icmp ne ptr %34, null
  br i1 %35, label %36, label %38

36:                                               ; preds = %33
  %37 = load ptr, ptr %16, align 8, !tbaa !5
  call void @free(ptr noundef %37) #6
  br label %38

38:                                               ; preds = %36, %33
  %39 = load ptr, ptr %18, align 8, !tbaa !5
  %40 = icmp ne ptr %39, null
  br i1 %40, label %41, label %43

41:                                               ; preds = %38
  %42 = load ptr, ptr %18, align 8, !tbaa !5
  call void @free(ptr noundef %42) #6
  br label %43

43:                                               ; preds = %41, %38
  store i32 0, ptr %8, align 4
  store i32 1, ptr %19, align 4
  br label %94

44:                                               ; preds = %30
  %45 = load ptr, ptr %15, align 8, !tbaa !5
  %46 = load ptr, ptr %9, align 8, !tbaa !5
  %47 = getelementptr inbounds %struct.stbtt_pack_context, ptr %46, i32 0, i32 0
  store ptr %45, ptr %47, align 8, !tbaa !11
  %48 = load i32, ptr %11, align 4, !tbaa !9
  %49 = load ptr, ptr %9, align 8, !tbaa !5
  %50 = getelementptr inbounds %struct.stbtt_pack_context, ptr %49, i32 0, i32 2
  store i32 %48, ptr %50, align 8, !tbaa !13
  %51 = load i32, ptr %12, align 4, !tbaa !9
  %52 = load ptr, ptr %9, align 8, !tbaa !5
  %53 = getelementptr inbounds %struct.stbtt_pack_context, ptr %52, i32 0, i32 3
  store i32 %51, ptr %53, align 4, !tbaa !14
  %54 = load ptr, ptr %10, align 8, !tbaa !5
  %55 = load ptr, ptr %9, align 8, !tbaa !5
  %56 = getelementptr inbounds %struct.stbtt_pack_context, ptr %55, i32 0, i32 8
  store ptr %54, ptr %56, align 8, !tbaa !15
  %57 = load ptr, ptr %16, align 8, !tbaa !5
  %58 = load ptr, ptr %9, align 8, !tbaa !5
  %59 = getelementptr inbounds %struct.stbtt_pack_context, ptr %58, i32 0, i32 1
  store ptr %57, ptr %59, align 8, !tbaa !16
  %60 = load ptr, ptr %18, align 8, !tbaa !5
  %61 = load ptr, ptr %9, align 8, !tbaa !5
  %62 = getelementptr inbounds %struct.stbtt_pack_context, ptr %61, i32 0, i32 9
  store ptr %60, ptr %62, align 8, !tbaa !17
  %63 = load i32, ptr %14, align 4, !tbaa !9
  %64 = load ptr, ptr %9, align 8, !tbaa !5
  %65 = getelementptr inbounds %struct.stbtt_pack_context, ptr %64, i32 0, i32 5
  store i32 %63, ptr %65, align 4, !tbaa !18
  %66 = load i32, ptr %13, align 4, !tbaa !9
  %67 = icmp ne i32 %66, 0
  br i1 %67, label %68, label %70

68:                                               ; preds = %44
  %69 = load i32, ptr %13, align 4, !tbaa !9
  br label %72

70:                                               ; preds = %44
  %71 = load i32, ptr %11, align 4, !tbaa !9
  br label %72

72:                                               ; preds = %70, %68
  %73 = phi i32 [ %69, %68 ], [ %71, %70 ]
  %74 = load ptr, ptr %9, align 8, !tbaa !5
  %75 = getelementptr inbounds %struct.stbtt_pack_context, ptr %74, i32 0, i32 4
  store i32 %73, ptr %75, align 8, !tbaa !19
  %76 = load ptr, ptr %9, align 8, !tbaa !5
  %77 = getelementptr inbounds %struct.stbtt_pack_context, ptr %76, i32 0, i32 6
  store i32 1, ptr %77, align 8, !tbaa !20
  %78 = load ptr, ptr %9, align 8, !tbaa !5
  %79 = getelementptr inbounds %struct.stbtt_pack_context, ptr %78, i32 0, i32 7
  store i32 1, ptr %79, align 4, !tbaa !21
  %80 = load ptr, ptr %16, align 8, !tbaa !5
  %81 = load i32, ptr %11, align 4, !tbaa !9
  %82 = load i32, ptr %14, align 4, !tbaa !9
  %83 = sub nsw i32 %81, %82
  %84 = load i32, ptr %12, align 4, !tbaa !9
  %85 = load i32, ptr %14, align 4, !tbaa !9
  %86 = sub nsw i32 %84, %85
  %87 = load ptr, ptr %18, align 8, !tbaa !5
  %88 = load i32, ptr %17, align 4, !tbaa !9
  call void @_ZL17stbrp_init_targetP13stbrp_contextiiP10stbrp_nodei(ptr noundef %80, i32 noundef %83, i32 noundef %86, ptr noundef %87, i32 noundef %88)
  %89 = load ptr, ptr %10, align 8, !tbaa !5
  %90 = load i32, ptr %11, align 4, !tbaa !9
  %91 = load i32, ptr %12, align 4, !tbaa !9
  %92 = mul nsw i32 %90, %91
  %93 = sext i32 %92 to i64
  call void @llvm.memset.p0.i64(ptr align 1 %89, i8 0, i64 %93, i1 false)
  store i32 1, ptr %8, align 4
  store i32 1, ptr %19, align 4
  br label %94

94:                                               ; preds = %72, %43
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #6
  %95 = load i32, ptr %8, align 4
  ret i32 %95
}

; Function Attrs: mustprogress nounwind uwtable
declare hidden void @_ZL17stbrp_init_targetP13stbrp_contextiiP10stbrp_nodei(ptr noundef, i32 noundef, i32 noundef, ptr noundef, i32 noundef) #5

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nounwind allocsize(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 "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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #4 = { 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 #5 = { 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 #6 = { nounwind }
attributes #7 = { nounwind allocsize(0) }

!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, !6, i64 0}
!12 = !{!"_ZTS18stbtt_pack_context", !6, i64 0, !6, i64 8, !10, i64 16, !10, i64 20, !10, i64 24, !10, i64 28, !10, i64 32, !10, i64 36, !6, i64 40, !6, i64 48}
!13 = !{!12, !10, i64 16}
!14 = !{!12, !10, i64 20}
!15 = !{!12, !6, i64 40}
!16 = !{!12, !6, i64 8}
!17 = !{!12, !6, i64 48}
!18 = !{!12, !10, i64 28}
!19 = !{!12, !10, i64 24}
!20 = !{!12, !10, i64 32}
!21 = !{!12, !10, i64 36}


; 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 nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @malloc(i64 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #1

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

; Function Attrs: mustprogress nounwind uwtable
define dso_local range(i32 0, 2) i32 @stbtt_PackBegin(ptr nocapture noundef writeonly %0, ptr noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4, i32 noundef %5, ptr noundef %6) local_unnamed_addr #3 {
  %8 = tail call noalias dereferenceable_or_null(20) ptr @malloc(i64 noundef 20) #4
  %9 = sub nsw i32 %2, %5
  %10 = sext i32 %9 to i64
  %11 = tail call noalias ptr @malloc(i64 noundef %10) #4
  %12 = icmp eq ptr %8, null
  %13 = icmp eq ptr %11, null
  %or.cond = or i1 %12, %13
  br i1 %or.cond, label %14, label %18

14:                                               ; preds = %7
  br i1 %12, label %16, label %15

15:                                               ; preds = %14
  tail call void @free(ptr noundef nonnull %8) #5
  br label %16

16:                                               ; preds = %15, %14
  br i1 %13, label %32, label %17

17:                                               ; preds = %16
  tail call void @free(ptr noundef nonnull %11) #5
  br label %32

18:                                               ; preds = %7
  store ptr %6, ptr %0, align 8, !tbaa !5
  %19 = getelementptr inbounds i8, ptr %0, i64 16
  store i32 %2, ptr %19, align 8, !tbaa !11
  %20 = getelementptr inbounds i8, ptr %0, i64 20
  store i32 %3, ptr %20, align 4, !tbaa !12
  %21 = getelementptr inbounds i8, ptr %0, i64 40
  store ptr %1, ptr %21, align 8, !tbaa !13
  %22 = getelementptr inbounds i8, ptr %0, i64 8
  store ptr %8, ptr %22, align 8, !tbaa !14
  %23 = getelementptr inbounds i8, ptr %0, i64 48
  store ptr %11, ptr %23, align 8, !tbaa !15
  %24 = getelementptr inbounds i8, ptr %0, i64 28
  store i32 %5, ptr %24, align 4, !tbaa !16
  %.not = icmp eq i32 %4, 0
  %25 = select i1 %.not, i32 %2, i32 %4
  %26 = getelementptr inbounds i8, ptr %0, i64 24
  store i32 %25, ptr %26, align 8, !tbaa !17
  %27 = getelementptr inbounds i8, ptr %0, i64 32
  store i32 1, ptr %27, align 8, !tbaa !18
  %28 = getelementptr inbounds i8, ptr %0, i64 36
  store i32 1, ptr %28, align 4, !tbaa !19
  %29 = sub nsw i32 %3, %5
  tail call void @_ZL17stbrp_init_targetP13stbrp_contextiiP10stbrp_nodei(ptr noundef nonnull %8, i32 noundef %9, i32 noundef %29, ptr noundef nonnull %11, i32 noundef %9)
  %30 = mul nsw i32 %3, %2
  %31 = sext i32 %30 to i64
  tail call void @llvm.memset.p0.i64(ptr align 1 %1, i8 0, i64 %31, i1 false)
  br label %32

32:                                               ; preds = %16, %17, %18
  %.0 = phi i32 [ 1, %18 ], [ 0, %17 ], [ 0, %16 ]
  ret i32 %.0
}

; Function Attrs: mustprogress nounwind uwtable
declare hidden void @_ZL17stbrp_init_targetP13stbrp_contextiiP10stbrp_nodei(ptr noundef, i32 noundef, i32 noundef, ptr noundef, i32 noundef) local_unnamed_addr #3

attributes #0 = { mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite) "alloc-family"="malloc" "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 willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" "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 nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { 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 #4 = { nounwind allocsize(0) }
attributes #5 = { 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, !7, i64 0}
!6 = !{!"_ZTS18stbtt_pack_context", !7, i64 0, !7, i64 8, !10, i64 16, !10, i64 20, !10, i64 24, !10, i64 28, !10, i64 32, !10, i64 36, !7, i64 40, !7, i64 48}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!6, !10, i64 16}
!12 = !{!6, !10, i64 20}
!13 = !{!6, !7, i64 40}
!14 = !{!6, !7, i64 8}
!15 = !{!6, !7, i64 48}
!16 = !{!6, !10, i64 28}
!17 = !{!6, !10, i64 24}
!18 = !{!6, !10, i64 32}
!19 = !{!6, !10, i64 36}


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