; LLVM IR from FedericaPaoli1/stm32-speech-recognition-and-traduction :: Drivers/CMSIS/DSP/Source/FilteringFunctions (arm_fir_lattice_f32)

; 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.arm_fir_lattice_instance_f32 = type { i16, ptr, ptr }

; Function Attrs: nounwind uwtable
define dso_local void @arm_fir_lattice_f32(ptr noundef %0, ptr noundef %1, ptr noundef %2, i32 noundef %3) #0 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca float, align 4
  %17 = alloca float, align 4
  %18 = alloca float, align 4
  %19 = alloca float, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  store i32 %3, ptr %8, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  %20 = load ptr, ptr %5, align 8, !tbaa !5
  %21 = getelementptr inbounds %struct.arm_fir_lattice_instance_f32, ptr %20, i32 0, i32 1
  %22 = load ptr, ptr %21, align 8, !tbaa !11
  store ptr %22, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  %23 = load ptr, ptr %5, align 8, !tbaa !5
  %24 = getelementptr inbounds %struct.arm_fir_lattice_instance_f32, ptr %23, i32 0, i32 2
  %25 = load ptr, ptr %24, align 8, !tbaa !14
  store ptr %25, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #3
  %26 = load ptr, ptr %5, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.arm_fir_lattice_instance_f32, ptr %26, i32 0, i32 0
  %28 = load i16, ptr %27, align 8, !tbaa !15
  %29 = zext i16 %28 to i32
  store i32 %29, ptr %13, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #3
  store float 0.000000e+00, ptr %19, align 4, !tbaa !16
  %30 = load i32, ptr %8, align 4, !tbaa !9
  store i32 %30, ptr %14, align 4, !tbaa !9
  br label %31

31:                                               ; preds = %82, %4
  %32 = load i32, ptr %14, align 4, !tbaa !9
  %33 = icmp ugt i32 %32, 0
  br i1 %33, label %34, label %88

34:                                               ; preds = %31
  %35 = load ptr, ptr %6, align 8, !tbaa !5
  %36 = getelementptr inbounds float, ptr %35, i32 1
  store ptr %36, ptr %6, align 8, !tbaa !5
  %37 = load float, ptr %35, align 4, !tbaa !16
  store float %37, ptr %16, align 4, !tbaa !16
  %38 = load ptr, ptr %9, align 8, !tbaa !5
  store ptr %38, ptr %11, align 8, !tbaa !5
  %39 = load ptr, ptr %10, align 8, !tbaa !5
  store ptr %39, ptr %12, align 8, !tbaa !5
  %40 = load ptr, ptr %11, align 8, !tbaa !5
  %41 = load float, ptr %40, align 4, !tbaa !16
  store float %41, ptr %19, align 4, !tbaa !16
  %42 = load float, ptr %19, align 4, !tbaa !16
  %43 = load ptr, ptr %12, align 8, !tbaa !5
  %44 = load float, ptr %43, align 4, !tbaa !16
  %45 = load float, ptr %16, align 4, !tbaa !16
  %46 = call float @llvm.fmuladd.f32(float %42, float %44, float %45)
  store float %46, ptr %17, align 4, !tbaa !16
  %47 = load float, ptr %16, align 4, !tbaa !16
  %48 = load ptr, ptr %12, align 8, !tbaa !5
  %49 = getelementptr inbounds float, ptr %48, i32 1
  store ptr %49, ptr %12, align 8, !tbaa !5
  %50 = load float, ptr %48, align 4, !tbaa !16
  %51 = load float, ptr %19, align 4, !tbaa !16
  %52 = call float @llvm.fmuladd.f32(float %47, float %50, float %51)
  store float %52, ptr %18, align 4, !tbaa !16
  %53 = load float, ptr %16, align 4, !tbaa !16
  %54 = load ptr, ptr %11, align 8, !tbaa !5
  %55 = getelementptr inbounds float, ptr %54, i32 1
  store ptr %55, ptr %11, align 8, !tbaa !5
  store float %53, ptr %54, align 4, !tbaa !16
  %56 = load float, ptr %17, align 4, !tbaa !16
  store float %56, ptr %16, align 4, !tbaa !16
  %57 = load i32, ptr %13, align 4, !tbaa !9
  %58 = sub i32 %57, 1
  store i32 %58, ptr %15, align 4, !tbaa !9
  br label %59

59:                                               ; preds = %62, %34
  %60 = load i32, ptr %15, align 4, !tbaa !9
  %61 = icmp ugt i32 %60, 0
  br i1 %61, label %62, label %82

62:                                               ; preds = %59
  %63 = load ptr, ptr %11, align 8, !tbaa !5
  %64 = load float, ptr %63, align 4, !tbaa !16
  store float %64, ptr %19, align 4, !tbaa !16
  %65 = load float, ptr %18, align 4, !tbaa !16
  %66 = load ptr, ptr %11, align 8, !tbaa !5
  %67 = getelementptr inbounds float, ptr %66, i32 1
  store ptr %67, ptr %11, align 8, !tbaa !5
  store float %65, ptr %66, align 4, !tbaa !16
  %68 = load float, ptr %19, align 4, !tbaa !16
  %69 = load ptr, ptr %12, align 8, !tbaa !5
  %70 = load float, ptr %69, align 4, !tbaa !16
  %71 = load float, ptr %16, align 4, !tbaa !16
  %72 = call float @llvm.fmuladd.f32(float %68, float %70, float %71)
  store float %72, ptr %17, align 4, !tbaa !16
  %73 = load float, ptr %16, align 4, !tbaa !16
  %74 = load ptr, ptr %12, align 8, !tbaa !5
  %75 = getelementptr inbounds float, ptr %74, i32 1
  store ptr %75, ptr %12, align 8, !tbaa !5
  %76 = load float, ptr %74, align 4, !tbaa !16
  %77 = load float, ptr %19, align 4, !tbaa !16
  %78 = call float @llvm.fmuladd.f32(float %73, float %76, float %77)
  store float %78, ptr %18, align 4, !tbaa !16
  %79 = load float, ptr %17, align 4, !tbaa !16
  store float %79, ptr %16, align 4, !tbaa !16
  %80 = load i32, ptr %15, align 4, !tbaa !9
  %81 = add i32 %80, -1
  store i32 %81, ptr %15, align 4, !tbaa !9
  br label %59, !llvm.loop !18

82:                                               ; preds = %59
  %83 = load float, ptr %16, align 4, !tbaa !16
  %84 = load ptr, ptr %7, align 8, !tbaa !5
  %85 = getelementptr inbounds float, ptr %84, i32 1
  store ptr %85, ptr %7, align 8, !tbaa !5
  store float %83, ptr %84, align 4, !tbaa !16
  %86 = load i32, ptr %14, align 4, !tbaa !9
  %87 = add i32 %86, -1
  store i32 %87, ptr %14, align 4, !tbaa !9
  br label %31, !llvm.loop !20

88:                                               ; preds = %31
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  ret void
}

; 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 nosync nounwind speculatable willreturn memory(none)
declare float @llvm.fmuladd.f32(float, float, float) #2

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

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 nosync nounwind speculatable willreturn memory(none) }
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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !6, i64 8}
!12 = !{!"", !13, i64 0, !6, i64 8, !6, i64 16}
!13 = !{!"short", !7, i64 0}
!14 = !{!12, !6, i64 16}
!15 = !{!12, !13, i64 0}
!16 = !{!17, !17, i64 0}
!17 = !{!"float", !7, i64 0}
!18 = distinct !{!18, !19}
!19 = !{!"llvm.loop.mustprogress"}
!20 = distinct !{!20, !19}


; 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: nofree norecurse nosync nounwind memory(readwrite, inaccessiblemem: none) uwtable
define dso_local void @arm_fir_lattice_f32(ptr nocapture noundef readonly %0, ptr nocapture noundef readonly %1, ptr nocapture noundef writeonly %2, i32 noundef %3) local_unnamed_addr #0 {
  %5 = getelementptr inbounds i8, ptr %0, i64 8
  %6 = load ptr, ptr %5, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %0, i64 16
  %8 = load ptr, ptr %7, align 8, !tbaa !11
  %.not49 = icmp eq i32 %3, 0
  br i1 %.not49, label %._crit_edge55, label %.lr.ph54

.lr.ph54:                                         ; preds = %4
  %9 = load i16, ptr %0, align 8, !tbaa !12
  %10 = zext i16 %9 to i32
  %.03442 = add nsw i32 %10, -1
  %.not4043 = icmp eq i32 %.03442, 0
  br i1 %.not4043, label %.lr.ph54.split.us.preheader, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %.lr.ph54
  %xtraiter = and i32 %.03442, 1
  %lcmp.mod.not = icmp eq i32 %xtraiter, 0
  %.037.prol = getelementptr inbounds i8, ptr %8, i64 4
  %.038.prol = getelementptr inbounds i8, ptr %6, i64 4
  %.034.prol = add nsw i32 %10, -2
  %11 = icmp eq i16 %9, 2
  br label %.lr.ph

.lr.ph54.split.us.preheader:                      ; preds = %.lr.ph54
  %xtraiter60 = and i32 %3, 1
  %lcmp.mod61.not = icmp eq i32 %xtraiter60, 0
  br i1 %lcmp.mod61.not, label %.lr.ph54.split.us.prol.loopexit, label %.lr.ph54.split.us.prol

.lr.ph54.split.us.prol:                           ; preds = %.lr.ph54.split.us.preheader
  %12 = getelementptr inbounds i8, ptr %1, i64 4
  %13 = load float, ptr %1, align 4, !tbaa !13
  %14 = load float, ptr %6, align 4, !tbaa !13
  %15 = load float, ptr %8, align 4, !tbaa !13
  %16 = tail call float @llvm.fmuladd.f32(float %14, float %15, float %13)
  store float %13, ptr %6, align 4, !tbaa !13
  %17 = getelementptr inbounds i8, ptr %2, i64 4
  store float %16, ptr %2, align 4, !tbaa !13
  %18 = add nsw i32 %3, -1
  br label %.lr.ph54.split.us.prol.loopexit

.lr.ph54.split.us.prol.loopexit:                  ; preds = %.lr.ph54.split.us.prol, %.lr.ph54.split.us.preheader
  %.03552.us.unr = phi i32 [ %3, %.lr.ph54.split.us.preheader ], [ %18, %.lr.ph54.split.us.prol ]
  %.03651.us.unr = phi ptr [ %1, %.lr.ph54.split.us.preheader ], [ %12, %.lr.ph54.split.us.prol ]
  %.03950.us.unr = phi ptr [ %2, %.lr.ph54.split.us.preheader ], [ %17, %.lr.ph54.split.us.prol ]
  %19 = icmp eq i32 %3, 1
  br i1 %19, label %._crit_edge55, label %.lr.ph54.split.us

.lr.ph54.split.us:                                ; preds = %.lr.ph54.split.us.prol.loopexit, %.lr.ph54.split.us
  %.03552.us = phi i32 [ %32, %.lr.ph54.split.us ], [ %.03552.us.unr, %.lr.ph54.split.us.prol.loopexit ]
  %.03651.us = phi ptr [ %26, %.lr.ph54.split.us ], [ %.03651.us.unr, %.lr.ph54.split.us.prol.loopexit ]
  %.03950.us = phi ptr [ %31, %.lr.ph54.split.us ], [ %.03950.us.unr, %.lr.ph54.split.us.prol.loopexit ]
  %20 = getelementptr inbounds i8, ptr %.03651.us, i64 4
  %21 = load float, ptr %.03651.us, align 4, !tbaa !13
  %22 = load float, ptr %6, align 4, !tbaa !13
  %23 = load float, ptr %8, align 4, !tbaa !13
  %24 = tail call float @llvm.fmuladd.f32(float %22, float %23, float %21)
  store float %21, ptr %6, align 4, !tbaa !13
  %25 = getelementptr inbounds i8, ptr %.03950.us, i64 4
  store float %24, ptr %.03950.us, align 4, !tbaa !13
  %26 = getelementptr inbounds i8, ptr %.03651.us, i64 8
  %27 = load float, ptr %20, align 4, !tbaa !13
  %28 = load float, ptr %6, align 4, !tbaa !13
  %29 = load float, ptr %8, align 4, !tbaa !13
  %30 = tail call float @llvm.fmuladd.f32(float %28, float %29, float %27)
  store float %27, ptr %6, align 4, !tbaa !13
  %31 = getelementptr inbounds i8, ptr %.03950.us, i64 8
  store float %30, ptr %25, align 4, !tbaa !13
  %32 = add i32 %.03552.us, -2
  %.not.us.1 = icmp eq i32 %32, 0
  br i1 %.not.us.1, label %._crit_edge55, label %.lr.ph54.split.us, !llvm.loop !15

.lr.ph:                                           ; preds = %.lr.ph.preheader, %._crit_edge
  %.03552 = phi i32 [ %52, %._crit_edge ], [ %3, %.lr.ph.preheader ]
  %.03651 = phi ptr [ %50, %._crit_edge ], [ %1, %.lr.ph.preheader ]
  %.03950 = phi ptr [ %51, %._crit_edge ], [ %2, %.lr.ph.preheader ]
  %33 = load float, ptr %.03651, align 4, !tbaa !13
  %34 = load float, ptr %6, align 4, !tbaa !13
  %35 = load float, ptr %8, align 4, !tbaa !13
  %36 = tail call float @llvm.fmuladd.f32(float %34, float %35, float %33)
  %37 = tail call float @llvm.fmuladd.f32(float %33, float %35, float %34)
  store float %33, ptr %6, align 4, !tbaa !13
  br i1 %lcmp.mod.not, label %.prol.loopexit, label %.prol.loopexit.unr-lcssa

.prol.loopexit.unr-lcssa:                         ; preds = %.lr.ph
  %38 = load float, ptr %.038.prol, align 4, !tbaa !13
  store float %37, ptr %.038.prol, align 4, !tbaa !13
  %39 = load float, ptr %.037.prol, align 4, !tbaa !13
  %40 = tail call float @llvm.fmuladd.f32(float %38, float %39, float %36)
  %41 = tail call float @llvm.fmuladd.f32(float %36, float %39, float %38)
  br label %.prol.loopexit

.prol.loopexit:                                   ; preds = %.prol.loopexit.unr-lcssa, %.lr.ph
  %.lcssa.unr = phi float [ poison, %.lr.ph ], [ %40, %.prol.loopexit.unr-lcssa ]
  %.03448.unr = phi i32 [ %.03442, %.lr.ph ], [ %.034.prol, %.prol.loopexit.unr-lcssa ]
  %.047.unr = phi float [ %37, %.lr.ph ], [ %41, %.prol.loopexit.unr-lcssa ]
  %.03346.unr = phi float [ %36, %.lr.ph ], [ %40, %.prol.loopexit.unr-lcssa ]
  %.pn4145.unr = phi ptr [ %8, %.lr.ph ], [ %.037.prol, %.prol.loopexit.unr-lcssa ]
  %.pn44.unr = phi ptr [ %6, %.lr.ph ], [ %.038.prol, %.prol.loopexit.unr-lcssa ]
  br i1 %11, label %._crit_edge, label %.lr.ph.new

.lr.ph.new:                                       ; preds = %.prol.loopexit, %.lr.ph.new
  %.03448 = phi i32 [ %.034.1, %.lr.ph.new ], [ %.03448.unr, %.prol.loopexit ]
  %.047 = phi float [ %49, %.lr.ph.new ], [ %.047.unr, %.prol.loopexit ]
  %.03346 = phi float [ %48, %.lr.ph.new ], [ %.03346.unr, %.prol.loopexit ]
  %.pn4145 = phi ptr [ %.037.1, %.lr.ph.new ], [ %.pn4145.unr, %.prol.loopexit ]
  %.pn44 = phi ptr [ %.038.1, %.lr.ph.new ], [ %.pn44.unr, %.prol.loopexit ]
  %.037 = getelementptr inbounds i8, ptr %.pn4145, i64 4
  %.038 = getelementptr inbounds i8, ptr %.pn44, i64 4
  %42 = load float, ptr %.038, align 4, !tbaa !13
  store float %.047, ptr %.038, align 4, !tbaa !13
  %43 = load float, ptr %.037, align 4, !tbaa !13
  %44 = tail call float @llvm.fmuladd.f32(float %42, float %43, float %.03346)
  %45 = tail call float @llvm.fmuladd.f32(float %.03346, float %43, float %42)
  %.037.1 = getelementptr inbounds i8, ptr %.pn4145, i64 8
  %.038.1 = getelementptr inbounds i8, ptr %.pn44, i64 8
  %46 = load float, ptr %.038.1, align 4, !tbaa !13
  store float %45, ptr %.038.1, align 4, !tbaa !13
  %47 = load float, ptr %.037.1, align 4, !tbaa !13
  %48 = tail call float @llvm.fmuladd.f32(float %46, float %47, float %44)
  %49 = tail call float @llvm.fmuladd.f32(float %44, float %47, float %46)
  %.034.1 = add i32 %.03448, -2
  %.not40.1 = icmp eq i32 %.034.1, 0
  br i1 %.not40.1, label %._crit_edge, label %.lr.ph.new, !llvm.loop !17

._crit_edge:                                      ; preds = %.lr.ph.new, %.prol.loopexit
  %.lcssa = phi float [ %.lcssa.unr, %.prol.loopexit ], [ %48, %.lr.ph.new ]
  %50 = getelementptr inbounds i8, ptr %.03651, i64 4
  %51 = getelementptr inbounds i8, ptr %.03950, i64 4
  store float %.lcssa, ptr %.03950, align 4, !tbaa !13
  %52 = add i32 %.03552, -1
  %.not = icmp eq i32 %52, 0
  br i1 %.not, label %._crit_edge55, label %.lr.ph, !llvm.loop !15

._crit_edge55:                                    ; preds = %._crit_edge, %.lr.ph54.split.us.prol.loopexit, %.lr.ph54.split.us, %4
  ret void
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare float @llvm.fmuladd.f32(float, float, float) #1

attributes #0 = { nofree norecurse nosync nounwind memory(readwrite, inaccessiblemem: none) 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 speculatable willreturn memory(none) }

!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, !10, i64 8}
!6 = !{!"", !7, i64 0, !10, i64 8, !10, i64 16}
!7 = !{!"short", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !10, i64 16}
!12 = !{!6, !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"float", !8, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}
!17 = distinct !{!17, !16}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopInstSimplifyPass,LoopRotatePass,LoopSimplifyCFGPass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass