; LLVM IR from NaitikSanas/MicroCanvas :: components/MicroCanvas2D (uCanvas_Frame_buffer)

; 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"

; 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 uwtable
declare dso_local void @framebuffer_draw_pixel(ptr noundef, i32 noundef, i32 noundef, i16 noundef zeroext) #1

; Function Attrs: nounwind uwtable
define dso_local void @framebuffer_draw_filled_triangle(ptr noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4, i32 noundef %5, i32 noundef %6, i16 noundef zeroext %7) #1 {
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca i16, align 2
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  %19 = alloca i32, align 4
  store ptr %0, ptr %9, align 8, !tbaa !5
  store i32 %1, ptr %10, align 4, !tbaa !9
  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 i32 %6, ptr %15, align 4, !tbaa !9
  store i16 %7, ptr %16, align 2, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #2
  %20 = load i32, ptr %11, align 4, !tbaa !9
  store i32 %20, ptr %17, align 4, !tbaa !9
  br label %21

21:                                               ; preds = %42, %8
  %22 = load i32, ptr %17, align 4, !tbaa !9
  %23 = load i32, ptr %15, align 4, !tbaa !9
  %24 = icmp sle i32 %22, %23
  br i1 %24, label %26, label %25

25:                                               ; preds = %21
  store i32 2, ptr %18, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #2
  br label %45

26:                                               ; preds = %21
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #2
  %27 = load i32, ptr %10, align 4, !tbaa !9
  store i32 %27, ptr %19, align 4, !tbaa !9
  br label %28

28:                                               ; preds = %38, %26
  %29 = load i32, ptr %19, align 4, !tbaa !9
  %30 = load i32, ptr %14, align 4, !tbaa !9
  %31 = icmp sle i32 %29, %30
  br i1 %31, label %33, label %32

32:                                               ; preds = %28
  store i32 5, ptr %18, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #2
  br label %41

33:                                               ; preds = %28
  %34 = load ptr, ptr %9, align 8, !tbaa !5
  %35 = load i32, ptr %19, align 4, !tbaa !9
  %36 = load i32, ptr %17, align 4, !tbaa !9
  %37 = load i16, ptr %16, align 2, !tbaa !11
  call void @framebuffer_draw_pixel(ptr noundef %34, i32 noundef %35, i32 noundef %36, i16 noundef zeroext %37)
  br label %38

38:                                               ; preds = %33
  %39 = load i32, ptr %19, align 4, !tbaa !9
  %40 = add nsw i32 %39, 1
  store i32 %40, ptr %19, align 4, !tbaa !9
  br label %28, !llvm.loop !13

41:                                               ; preds = %32
  br label %42

42:                                               ; preds = %41
  %43 = load i32, ptr %17, align 4, !tbaa !9
  %44 = add nsw i32 %43, 1
  store i32 %44, ptr %17, align 4, !tbaa !9
  br label %21, !llvm.loop !15

45:                                               ; preds = %25
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"short", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}


; 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: nounwind uwtable
declare dso_local void @framebuffer_draw_pixel(ptr noundef, i32 noundef, i32 noundef, i16 noundef zeroext) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local void @framebuffer_draw_filled_triangle(ptr noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4, i32 noundef %5, i32 noundef %6, i16 noundef zeroext %7) local_unnamed_addr #0 {
  %.not15 = icmp sgt i32 %2, %6
  %.not1213 = icmp sgt i32 %1, %5
  %or.cond = or i1 %.not15, %.not1213
  br i1 %or.cond, label %._crit_edge17, label %.preheader

.preheader:                                       ; preds = %8, %._crit_edge
  %.01116 = phi i32 [ %9, %._crit_edge ], [ %2, %8 ]
  br label %10

._crit_edge17:                                    ; preds = %._crit_edge, %8
  ret void

._crit_edge:                                      ; preds = %10
  %9 = add i32 %.01116, 1
  %exitcond19.not = icmp eq i32 %.01116, %6
  br i1 %exitcond19.not, label %._crit_edge17, label %.preheader, !llvm.loop !5

10:                                               ; preds = %.preheader, %10
  %.014 = phi i32 [ %1, %.preheader ], [ %11, %10 ]
  tail call void @framebuffer_draw_pixel(ptr noundef %0, i32 noundef %.014, i32 noundef %.01116, i16 noundef zeroext %7)
  %11 = add i32 %.014, 1
  %exitcond.not = icmp eq i32 %.014, %5
  br i1 %exitcond.not, label %._crit_edge, label %10, !llvm.loop !7
}

attributes #0 = { 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" }

!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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}
!7 = distinct !{!7, !6}


; Effective O3 passes: GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyCFGPass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass