; LLVM IR from parallella/pal :: benchmark/runbench.epiphany (main)

; 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.status = type { i32, i32, i32, i32 }
%struct.p_mem_t = type { ptr, i64, ptr, i32, ptr, ptr }
%struct.result = type { [64 x i8], i64, i64 }

@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [28 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [14 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local void @usage(ptr noundef) #0

; Function Attrs: nounwind uwtable
define dso_local i32 @main(i32 noundef %0, ptr noundef %1) #0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %struct.status, align 4
  %10 = alloca ptr, align 8
  %11 = alloca [1048576 x i8], align 16
  %12 = alloca %struct.p_mem_t, align 8
  %13 = alloca %struct.p_mem_t, align 8
  %14 = alloca ptr, align 8
  %15 = alloca ptr, align 8
  %16 = alloca ptr, align 8
  %17 = alloca %struct.p_mem_t, align 8
  %18 = alloca %struct.p_mem_t, align 8
  store i32 0, ptr %3, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  call void @llvm.lifetime.start.p0(i64 16, ptr %9) #5
  call void @llvm.memset.p0.i64(ptr align 4 %9, i8 0, i64 16, i1 false)
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.start.p0(i64 1048576, ptr %11) #5
  call void @llvm.memset.p0.i64(ptr align 16 %11, i8 0, i64 1048576, i1 false)
  call void @llvm.lifetime.start.p0(i64 48, ptr %12) #5
  call void @llvm.lifetime.start.p0(i64 48, ptr %13) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #5
  %19 = load i32, ptr %4, align 4, !tbaa !5
  %20 = icmp ne i32 %19, 2
  br i1 %20, label %21, label %23

21:                                               ; preds = %2
  %22 = load ptr, ptr %5, align 8, !tbaa !9
  call void @usage(ptr noundef %22)
  br label %23

23:                                               ; preds = %21, %2
  %24 = call ptr @p_init(i32 noundef 1, i32 noundef 0)
  store ptr %24, ptr %14, align 8, !tbaa !9
  %25 = load ptr, ptr %14, align 8, !tbaa !9
  %26 = load ptr, ptr %5, align 8, !tbaa !9
  %27 = getelementptr inbounds ptr, ptr %26, i64 1
  %28 = load ptr, ptr %27, align 8, !tbaa !9
  %29 = call ptr @p_load(ptr noundef %25, ptr noundef %28, i32 noundef 0)
  store ptr %29, ptr %15, align 8, !tbaa !9
  %30 = load ptr, ptr %14, align 8, !tbaa !9
  %31 = call ptr @p_open(ptr noundef %30, i32 noundef 0, i32 noundef 1)
  store ptr %31, ptr %16, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 48, ptr %17) #5
  %32 = load ptr, ptr %14, align 8, !tbaa !9
  call void @p_map(ptr dead_on_unwind writable sret(%struct.p_mem_t) align 8 %17, ptr noundef %32, i64 noundef 2401239040, i64 noundef 16)
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %12, ptr align 8 %17, i64 48, i1 false), !tbaa.struct !11
  call void @llvm.lifetime.end.p0(i64 48, ptr %17) #5
  call void @llvm.lifetime.start.p0(i64 48, ptr %18) #5
  %33 = load ptr, ptr %14, align 8, !tbaa !9
  call void @p_map(ptr dead_on_unwind writable sret(%struct.p_mem_t) align 8 %18, ptr noundef %33, i64 noundef 2402287616, i64 noundef 1048576)
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %13, ptr align 8 %18, i64 48, i1 false), !tbaa.struct !11
  call void @llvm.lifetime.end.p0(i64 48, ptr %18) #5
  %34 = call i64 @p_write(ptr noundef %12, ptr noundef %9, i64 noundef 0, i64 noundef 16, i32 noundef 0)
  %35 = getelementptr inbounds [1048576 x i8], ptr %11, i64 0, i64 0
  %36 = call i64 @p_write(ptr noundef %13, ptr noundef %35, i64 noundef 0, i64 noundef 1048576, i32 noundef 0)
  %37 = load ptr, ptr %15, align 8, !tbaa !9
  %38 = load ptr, ptr %16, align 8, !tbaa !9
  %39 = call i32 @p_run(ptr noundef %37, ptr noundef @.str.1, ptr noundef %38, i32 noundef 0, i32 noundef 1, i32 noundef 0, ptr noundef null, i32 noundef 0)
  store i32 %39, ptr %7, align 4, !tbaa !5
  %40 = call i64 @p_read(ptr noundef %12, ptr noundef %9, i64 noundef 0, i64 noundef 16, i32 noundef 0)
  %41 = getelementptr inbounds %struct.status, ptr %9, i32 0, i32 2
  %42 = load i32, ptr %41, align 4, !tbaa !14
  %43 = zext i32 %42 to i64
  %44 = mul i64 80, %43
  %45 = alloca i8, i64 %44, align 16
  store ptr %45, ptr %10, align 8, !tbaa !9
  %46 = load ptr, ptr %10, align 8, !tbaa !9
  %47 = getelementptr inbounds %struct.status, ptr %9, i32 0, i32 2
  %48 = load i32, ptr %47, align 4, !tbaa !14
  %49 = zext i32 %48 to i64
  %50 = mul i64 80, %49
  %51 = call i64 @p_read(ptr noundef %13, ptr noundef %46, i64 noundef 0, i64 noundef %50, i32 noundef 0)
  %52 = call i32 (ptr, ...) @printf(ptr noundef @.str.2)
  store i32 0, ptr %8, align 4, !tbaa !5
  br label %53

53:                                               ; preds = %78, %23
  %54 = load i32, ptr %8, align 4, !tbaa !5
  %55 = getelementptr inbounds %struct.status, ptr %9, i32 0, i32 2
  %56 = load i32, ptr %55, align 4, !tbaa !14
  %57 = icmp ult i32 %54, %56
  br i1 %57, label %58, label %81

58:                                               ; preds = %53
  %59 = load ptr, ptr %10, align 8, !tbaa !9
  %60 = load i32, ptr %8, align 4, !tbaa !5
  %61 = sext i32 %60 to i64
  %62 = getelementptr inbounds %struct.result, ptr %59, i64 %61
  %63 = getelementptr inbounds %struct.result, ptr %62, i32 0, i32 0
  %64 = getelementptr inbounds [64 x i8], ptr %63, i64 0, i64 0
  %65 = load ptr, ptr %10, align 8, !tbaa !9
  %66 = load i32, ptr %8, align 4, !tbaa !5
  %67 = sext i32 %66 to i64
  %68 = getelementptr inbounds %struct.result, ptr %65, i64 %67
  %69 = getelementptr inbounds %struct.result, ptr %68, i32 0, i32 2
  %70 = load i64, ptr %69, align 8, !tbaa !16
  %71 = load ptr, ptr %10, align 8, !tbaa !9
  %72 = load i32, ptr %8, align 4, !tbaa !5
  %73 = sext i32 %72 to i64
  %74 = getelementptr inbounds %struct.result, ptr %71, i64 %73
  %75 = getelementptr inbounds %struct.result, ptr %74, i32 0, i32 1
  %76 = load i64, ptr %75, align 8, !tbaa !18
  %77 = call i32 (ptr, ...) @printf(ptr noundef @.str.3, ptr noundef %64, i64 noundef %70, i64 noundef %76)
  br label %78

78:                                               ; preds = %58
  %79 = load i32, ptr %8, align 4, !tbaa !5
  %80 = add nsw i32 %79, 1
  store i32 %80, ptr %8, align 4, !tbaa !5
  br label %53, !llvm.loop !19

81:                                               ; preds = %53
  %82 = load ptr, ptr %16, align 8, !tbaa !9
  %83 = call i32 @p_close(ptr noundef %82)
  %84 = load ptr, ptr %14, align 8, !tbaa !9
  %85 = call i32 @p_finalize(ptr noundef %84)
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 1048576, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  ret i32 0
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

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

declare ptr @p_init(i32 noundef, i32 noundef) #3

declare ptr @p_load(ptr noundef, ptr noundef, i32 noundef) #3

declare ptr @p_open(ptr noundef, i32 noundef, i32 noundef) #3

declare void @p_map(ptr dead_on_unwind writable sret(%struct.p_mem_t) align 8, ptr noundef, i64 noundef, i64 noundef) #3

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #4

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

declare i64 @p_write(ptr noundef, ptr noundef, i64 noundef, i64 noundef, i32 noundef) #3

declare i32 @p_run(ptr noundef, ptr noundef, ptr noundef, i32 noundef, i32 noundef, i32 noundef, ptr noundef, i32 noundef) #3

declare i64 @p_read(ptr noundef, ptr noundef, i64 noundef, i64 noundef, i32 noundef) #3

declare i32 @printf(ptr noundef, ...) #3

declare i32 @p_close(ptr noundef) #3

declare i32 @p_finalize(ptr noundef) #3

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" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { "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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{i64 0, i64 8, !9, i64 8, i64 8, !12, i64 16, i64 8, !9, i64 24, i64 4, !5, i64 32, i64 8, !9, i64 40, i64 8, !9}
!12 = !{!13, !13, i64 0}
!13 = !{!"long", !7, i64 0}
!14 = !{!15, !6, i64 8}
!15 = !{!"status", !6, i64 0, !6, i64 4, !6, i64 8, !6, i64 12}
!16 = !{!17, !13, i64 72}
!17 = !{!"result", !7, i64 0, !13, i64 64, !13, i64 72}
!18 = !{!17, !13, i64 64}
!19 = distinct !{!19, !20}
!20 = !{!"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"

%struct.status = type { i32, i32, i32, i32 }
%struct.p_mem_t = type { ptr, i64, ptr, i32, ptr, ptr }
%struct.result = type { [64 x i8], i64, i64 }

@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [28 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [14 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local void @usage(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr noundef %1) local_unnamed_addr #0 {
  %3 = alloca %struct.status, align 4
  %4 = alloca [1048576 x i8], align 16
  %5 = alloca %struct.p_mem_t, align 8
  %6 = alloca %struct.p_mem_t, align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %3) #5
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(16) %3, i8 0, i64 16, i1 false)
  call void @llvm.lifetime.start.p0(i64 1048576, ptr nonnull %4) #5
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(1048576) %4, i8 0, i64 1048576, i1 false)
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %6) #5
  %.not = icmp eq i32 %0, 2
  br i1 %.not, label %8, label %7

7:                                                ; preds = %2
  tail call void @usage(ptr noundef %1)
  br label %8

8:                                                ; preds = %7, %2
  %9 = tail call ptr @p_init(i32 noundef 1, i32 noundef 0) #5
  %10 = getelementptr inbounds i8, ptr %1, i64 8
  %11 = load ptr, ptr %10, align 8, !tbaa !5
  %12 = tail call ptr @p_load(ptr noundef %9, ptr noundef %11, i32 noundef 0) #5
  %13 = tail call ptr @p_open(ptr noundef %9, i32 noundef 0, i32 noundef 1) #5
  call void @p_map(ptr dead_on_unwind nonnull writable sret(%struct.p_mem_t) align 8 %5, ptr noundef %9, i64 noundef 2401239040, i64 noundef 16) #5
  call void @p_map(ptr dead_on_unwind nonnull writable sret(%struct.p_mem_t) align 8 %6, ptr noundef %9, i64 noundef 2402287616, i64 noundef 1048576) #5
  %14 = call i64 @p_write(ptr noundef nonnull %5, ptr noundef nonnull %3, i64 noundef 0, i64 noundef 16, i32 noundef 0) #5
  %15 = call i64 @p_write(ptr noundef nonnull %6, ptr noundef nonnull %4, i64 noundef 0, i64 noundef 1048576, i32 noundef 0) #5
  %16 = call i32 @p_run(ptr noundef %12, ptr noundef nonnull @.str.1, ptr noundef %13, i32 noundef 0, i32 noundef 1, i32 noundef 0, ptr noundef null, i32 noundef 0) #5
  %17 = call i64 @p_read(ptr noundef nonnull %5, ptr noundef nonnull %3, i64 noundef 0, i64 noundef 16, i32 noundef 0) #5
  %18 = getelementptr inbounds i8, ptr %3, i64 8
  %19 = load i32, ptr %18, align 4, !tbaa !9
  %20 = zext i32 %19 to i64
  %21 = mul nuw nsw i64 %20, 80
  %22 = alloca i8, i64 %21, align 16
  %23 = call i64 @p_read(ptr noundef nonnull %6, ptr noundef nonnull %22, i64 noundef 0, i64 noundef %21, i32 noundef 0) #5
  %24 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2)
  %25 = load i32, ptr %18, align 4, !tbaa !9
  %.not20 = icmp eq i32 %25, 0
  br i1 %.not20, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %8, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %8 ]
  %26 = getelementptr inbounds %struct.result, ptr %22, i64 %indvars.iv
  %27 = getelementptr inbounds i8, ptr %26, i64 72
  %28 = load i64, ptr %27, align 8, !tbaa !12
  %29 = getelementptr inbounds i8, ptr %26, i64 64
  %30 = load i64, ptr %29, align 16, !tbaa !15
  %31 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, ptr noundef nonnull %26, i64 noundef %28, i64 noundef %30)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %32 = load i32, ptr %18, align 4, !tbaa !9
  %33 = zext i32 %32 to i64
  %34 = icmp ult i64 %indvars.iv.next, %33
  br i1 %34, label %.lr.ph, label %._crit_edge, !llvm.loop !16

._crit_edge:                                      ; preds = %.lr.ph, %8
  %35 = call i32 @p_close(ptr noundef %13) #5
  %36 = call i32 @p_finalize(ptr noundef %9) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 1048576, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #5
  ret i32 0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #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

declare ptr @p_init(i32 noundef, i32 noundef) local_unnamed_addr #3

declare ptr @p_load(ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #3

declare ptr @p_open(ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #3

declare void @p_map(ptr dead_on_unwind writable sret(%struct.p_mem_t) align 8, ptr noundef, i64 noundef, i64 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

declare i64 @p_write(ptr noundef, ptr noundef, i64 noundef, i64 noundef, i32 noundef) local_unnamed_addr #3

declare i32 @p_run(ptr noundef, ptr noundef, ptr noundef, i32 noundef, i32 noundef, i32 noundef, ptr noundef, i32 noundef) local_unnamed_addr #3

declare i64 @p_read(ptr noundef, ptr noundef, i64 noundef, i64 noundef, i32 noundef) local_unnamed_addr #3

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #4

declare i32 @p_close(ptr noundef) local_unnamed_addr #3

declare i32 @p_finalize(ptr noundef) local_unnamed_addr #3

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" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { "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 = { nofree 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 #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, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !11, i64 8}
!10 = !{!"status", !11, i64 0, !11, i64 4, !11, i64 8, !11, i64 12}
!11 = !{!"int", !7, i64 0}
!12 = !{!13, !14, i64 72}
!13 = !{!"result", !7, i64 0, !14, i64 64, !14, i64 72}
!14 = !{!"long", !7, i64 0}
!15 = !{!13, !14, i64 64}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,MemCpyOptPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass