; LLVM IR from intel/qpl :: tools/utils/generators/deflate_generator (token)

; 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.char_type_c = type { [256 x i32], [256 x i8] }

@_ZL7g_ctype = external hidden global %class.char_type_c, align 4
@_ZZN14token_parser_c9parse_hexEP7token_cE4hval = external hidden constant <{ [103 x i8], [153 x i8] }>, align 16

; 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
declare dso_local noundef i32 @_ZN14token_parser_c4getcEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN11char_type_c8get_typeEi(ptr noundef nonnull align 4 dereferenceable(1280), i32 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN7token_c11set_m_valueEj(ptr noundef nonnull align 4 dereferenceable(8), i32 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN14token_parser_c6ungetcEi(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i8 @_ZN14token_parser_c9parse_hexEP7token_c(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef %1) #1 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %8 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  store i32 0, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  store i32 0, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  store i32 0, ptr %7, align 4, !tbaa !9
  br label %9

9:                                                ; preds = %17, %2
  br label %10

10:                                               ; preds = %9
  %11 = call noundef i32 @_ZN14token_parser_c4getcEv(ptr noundef nonnull align 8 dereferenceable(24) %8)
  store i32 %11, ptr %6, align 4, !tbaa !9
  %12 = load i32, ptr %6, align 4, !tbaa !9
  %13 = call noundef i32 @_ZN11char_type_c8get_typeEi(ptr noundef nonnull align 4 dereferenceable(1280) @_ZL7g_ctype, i32 noundef %12)
  store i32 %13, ptr %7, align 4, !tbaa !9
  %14 = load i32, ptr %7, align 4, !tbaa !9
  %15 = and i32 %14, 32
  %16 = icmp ne i32 %15, 0
  br i1 %16, label %17, label %26

17:                                               ; preds = %10
  %18 = load i32, ptr %5, align 4, !tbaa !9
  %19 = mul i32 %18, 16
  %20 = load i32, ptr %6, align 4, !tbaa !9
  %21 = sext i32 %20 to i64
  %22 = getelementptr inbounds [256 x i8], ptr @_ZZN14token_parser_c9parse_hexEP7token_cE4hval, i64 0, i64 %21
  %23 = load i8, ptr %22, align 1, !tbaa !11
  %24 = zext i8 %23 to i32
  %25 = add i32 %19, %24
  store i32 %25, ptr %5, align 4, !tbaa !9
  br label %9, !llvm.loop !12

26:                                               ; preds = %10
  %27 = load i32, ptr %6, align 4, !tbaa !9
  call void @_ZN14token_parser_c6ungetcEi(ptr noundef nonnull align 8 dereferenceable(24) %8, i32 noundef %27)
  %28 = load ptr, ptr %4, align 8, !tbaa !5
  %29 = load i32, ptr %5, align 4, !tbaa !9
  call void @_ZN7token_c11set_m_valueEj(ptr noundef nonnull align 4 dereferenceable(8) %28, i32 noundef %29)
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  ret i8 1
}

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 = { 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 #3 = { 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 = !{!"int", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"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"

%class.char_type_c = type { [256 x i32], [256 x i8] }

@_ZL7g_ctype = external hidden global %class.char_type_c, align 4
@_ZZN14token_parser_c9parse_hexEP7token_cE4hval = external hidden local_unnamed_addr constant <{ [103 x i8], [153 x i8] }>, align 16

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN14token_parser_c4getcEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN11char_type_c8get_typeEi(ptr noundef nonnull align 4 dereferenceable(1280), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN7token_c11set_m_valueEj(ptr noundef nonnull align 4 dereferenceable(8), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN14token_parser_c6ungetcEi(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i8 @_ZN14token_parser_c9parse_hexEP7token_c(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef %1) local_unnamed_addr #0 align 2 {
  %3 = tail call noundef i32 @_ZN14token_parser_c4getcEv(ptr noundef nonnull align 8 dereferenceable(24) %0)
  %4 = tail call noundef i32 @_ZN11char_type_c8get_typeEi(ptr noundef nonnull align 4 dereferenceable(1280) @_ZL7g_ctype, i32 noundef %3)
  %5 = and i32 %4, 32
  %.not7 = icmp eq i32 %5, 0
  br i1 %.not7, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %2, %.lr.ph
  %6 = phi i32 [ %13, %.lr.ph ], [ %3, %2 ]
  %.08 = phi i32 [ %12, %.lr.ph ], [ 0, %2 ]
  %7 = shl i32 %.08, 4
  %8 = sext i32 %6 to i64
  %9 = getelementptr inbounds [256 x i8], ptr @_ZZN14token_parser_c9parse_hexEP7token_cE4hval, i64 0, i64 %8
  %10 = load i8, ptr %9, align 1, !tbaa !5
  %11 = zext i8 %10 to i32
  %12 = add i32 %7, %11
  %13 = tail call noundef i32 @_ZN14token_parser_c4getcEv(ptr noundef nonnull align 8 dereferenceable(24) %0)
  %14 = tail call noundef i32 @_ZN11char_type_c8get_typeEi(ptr noundef nonnull align 4 dereferenceable(1280) @_ZL7g_ctype, i32 noundef %13)
  %15 = and i32 %14, 32
  %.not = icmp eq i32 %15, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !8

._crit_edge:                                      ; preds = %.lr.ph, %2
  %.0.lcssa = phi i32 [ 0, %2 ], [ %12, %.lr.ph ]
  %.lcssa = phi i32 [ %3, %2 ], [ %13, %.lr.ph ]
  tail call void @_ZN14token_parser_c6ungetcEi(ptr noundef nonnull align 8 dereferenceable(24) %0, i32 noundef %.lcssa)
  tail call void @_ZN7token_c11set_m_valueEj(ptr noundef nonnull align 4 dereferenceable(8) %1, i32 noundef %.0.lcssa)
  ret i8 1
}

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" }
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" }

!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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass