; LLVM IR from clbx/Cosmic :: src/cosproc.ll (ZN7cosproc6MOVXRREt)

; 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.cosproc = type { ptr, ptr, i16, i16, [8 x i8], [8 x i8], [257 x %"struct.cosproc::Instruction"] }
%"struct.cosproc::Instruction" = type { { i64, i64 }, { i64, i64 }, ptr, i32 }

; 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 uwtable
define dso_local void @_ZN7cosproc6MOVXRREt(ptr noundef nonnull align 8 dereferenceable(12376) %0, i16 noundef zeroext %1) #1 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca i16, align 2
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store i16 %1, ptr %4, align 2, !tbaa !9
  %7 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #2
  %8 = getelementptr inbounds %class.cosproc, ptr %7, i32 0, i32 1
  %9 = load ptr, ptr %8, align 8, !tbaa !11
  %10 = getelementptr inbounds %class.cosproc, ptr %7, i32 0, i32 2
  %11 = load i16, ptr %10, align 8, !tbaa !13
  %12 = zext i16 %11 to i32
  %13 = add nsw i32 %12, 2
  %14 = trunc i32 %13 to i16
  %15 = call noundef zeroext i8 %9(i16 noundef zeroext %14)
  %16 = zext i8 %15 to i32
  store i32 %16, ptr %5, align 4, !tbaa !14
  %17 = load i32, ptr %5, align 4, !tbaa !14
  %18 = srem i32 %17, 2
  %19 = icmp ne i32 %18, 0
  br i1 %19, label %20, label %23

20:                                               ; preds = %2
  %21 = load i32, ptr %5, align 4, !tbaa !14
  %22 = sub nsw i32 %21, 1
  store i32 %22, ptr %5, align 4, !tbaa !14
  br label %23

23:                                               ; preds = %20, %2
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #2
  %24 = load i16, ptr %4, align 2, !tbaa !9
  %25 = zext i16 %24 to i32
  %26 = srem i32 %25, 2
  %27 = icmp eq i32 %26, 0
  br i1 %27, label %28, label %31

28:                                               ; preds = %23
  %29 = load i16, ptr %4, align 2, !tbaa !9
  %30 = zext i16 %29 to i32
  store i32 %30, ptr %6, align 4, !tbaa !14
  br label %35

31:                                               ; preds = %23
  %32 = load i16, ptr %4, align 2, !tbaa !9
  %33 = zext i16 %32 to i32
  %34 = sub nsw i32 %33, 1
  store i32 %34, ptr %6, align 4, !tbaa !14
  br label %35

35:                                               ; preds = %31, %28
  %36 = phi ptr [ %6, %28 ], [ %6, %31 ]
  %37 = getelementptr inbounds %class.cosproc, ptr %7, i32 0, i32 4
  %38 = load i32, ptr %6, align 4, !tbaa !14
  %39 = sext i32 %38 to i64
  %40 = getelementptr inbounds [8 x i8], ptr %37, i64 0, i64 %39
  %41 = load i8, ptr %40, align 1, !tbaa !16
  %42 = getelementptr inbounds %class.cosproc, ptr %7, i32 0, i32 4
  %43 = load i32, ptr %5, align 4, !tbaa !14
  %44 = sext i32 %43 to i64
  %45 = getelementptr inbounds [8 x i8], ptr %42, i64 0, i64 %44
  store i8 %41, ptr %45, align 1, !tbaa !16
  %46 = getelementptr inbounds %class.cosproc, ptr %7, i32 0, i32 4
  %47 = load i32, ptr %6, align 4, !tbaa !14
  %48 = add nsw i32 %47, 1
  %49 = sext i32 %48 to i64
  %50 = getelementptr inbounds [8 x i8], ptr %46, i64 0, i64 %49
  %51 = load i8, ptr %50, align 1, !tbaa !16
  %52 = getelementptr inbounds %class.cosproc, ptr %7, i32 0, i32 4
  %53 = load i32, ptr %5, align 4, !tbaa !14
  %54 = add nsw i32 %53, 1
  %55 = sext i32 %54 to i64
  %56 = getelementptr inbounds [8 x i8], ptr %52, i64 0, i64 %55
  store i8 %51, ptr %56, align 1, !tbaa !16
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #2
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #2
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"short", !7, i64 0}
!11 = !{!12, !6, i64 8}
!12 = !{!"_ZTS7cosproc", !6, i64 0, !6, i64 8, !10, i64 16, !10, i64 18, !7, i64 20, !7, i64 28, !7, i64 40}
!13 = !{!12, !10, i64 16}
!14 = !{!15, !15, i64 0}
!15 = !{!"int", !7, i64 0}
!16 = !{!7, !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"

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN7cosproc6MOVXRREt(ptr nocapture noundef nonnull align 8 dereferenceable(12376) %0, i16 noundef zeroext %1) local_unnamed_addr #0 align 2 {
  %3 = getelementptr inbounds i8, ptr %0, i64 8
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %0, i64 16
  %6 = load i16, ptr %5, align 8, !tbaa !11
  %7 = add i16 %6, 2
  %8 = tail call noundef zeroext i8 %4(i16 noundef zeroext %7)
  %9 = and i8 %8, -2
  %10 = and i16 %1, -2
  %11 = getelementptr inbounds i8, ptr %0, i64 20
  %12 = zext i16 %10 to i64
  %13 = getelementptr inbounds [8 x i8], ptr %11, i64 0, i64 %12
  %14 = load i8, ptr %13, align 2, !tbaa !12
  %15 = zext i8 %9 to i64
  %16 = getelementptr inbounds [8 x i8], ptr %11, i64 0, i64 %15
  store i8 %14, ptr %16, align 2, !tbaa !12
  %17 = or i16 %1, 1
  %18 = zext i16 %17 to i64
  %19 = getelementptr inbounds [8 x i8], ptr %11, i64 0, i64 %18
  %20 = load i8, ptr %19, align 1, !tbaa !12
  %21 = or i8 %8, 1
  %22 = zext i8 %21 to i64
  %23 = getelementptr inbounds [8 x i8], ptr %11, i64 0, i64 %22
  store i8 %20, ptr %23, align 1, !tbaa !12
  ret void
}

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" }

!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 8}
!6 = !{!"_ZTS7cosproc", !7, i64 0, !7, i64 8, !10, i64 16, !10, i64 18, !8, i64 20, !8, i64 28, !8, i64 40}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"short", !8, i64 0}
!11 = !{!6, !10, i64 16}
!12 = !{!8, !8, i64 0}


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