NPTWalkCode

Require Import Coqlib.
Require Import AST.
Require Import Integers.
Require Import Values.
Require Import Cop.
Require Import Clight.
Require Import CDataTypes.
Require Import Ctypes.

Require Import Ident.

Local Open Scope Z_scope.

Definition _Rd : ident := 999%positive.
Definition _addr := 1%positive.
Definition _alloc := 2%positive.
Definition _arg := 3%positive.
Definition _base := 4%positive.
Definition _cb_offset := 5%positive.
Definition _cbndx := 6%positive.
Definition _cnt := 7%positive.
Definition _count := 8%positive.
Definition _cur_vcpuid := 9%positive.
Definition _cur_vmid := 10%positive.
Definition _data := 11%positive.
Definition _end := 12%positive.
Definition _esr := 13%positive.
Definition _fault_ipa := 14%positive.
Definition _gfn := 15%positive.
Definition _gpa := 16%positive.
Definition _hsr := 17%positive.
Definition _i := 18%positive.
Definition _index := 19%positive.
Definition _iova := 20%positive.
Definition _is_write := 21%positive.
Definition _kvm := 22%positive.
Definition _len := 23%positive.
Definition _level := 24%positive.
Definition _load_addr := 25%positive.
Definition _load_idx := 26%positive.
Definition _load_info_cnt := 27%positive.
Definition _main := 28%positive.
Definition _map := 29%positive.
Definition _mapped := 30%positive.
Definition _n := 31%positive.
Definition _next := 32%positive.
Definition _num := 33%positive.
Definition _num_context_banks := 34%positive.
Definition _offset := 35%positive.
Definition _owner := 36%positive.
Definition _pa := 37%positive.
Definition _paddr := 38%positive.
Definition _page_count := 39%positive.
Definition _pass_lock := 40%positive.
Definition _perm := 41%positive.
Definition _pfn := 42%positive.
Definition _pgd := 43%positive.
Definition _pgd_idx := 44%positive.
Definition _pgd_pa := 45%positive.
Definition _pgnum := 46%positive.
Definition _pmd := 47%positive.
Definition _pmd_idx := 48%positive.
Definition _pmd_pa := 49%positive.
Definition _power := 50%positive.
Definition _prot := 51%positive.
Definition _pte := 52%positive.
Definition _pte_idx := 53%positive.
Definition _pte_pa := 54%positive.
Definition _pud := 55%positive.
Definition _reg := 56%positive.
Definition _remap := 57%positive.
Definition _remap_addr := 58%positive.
Definition _res := 59%positive.
Definition _ret := 60%positive.
Definition _rt := 61%positive.
Definition _size := 62%positive.
Definition _smmu_enable := 63%positive.
Definition _smmu_index := 64%positive.
Definition _start := 65%positive.
Definition _state := 66%positive.
Definition _t_vmid := 67%positive.
Definition _target := 68%positive.
Definition _target_addr := 69%positive.
Definition _target_vmid := 70%positive.
Definition _total_smmu := 71%positive.
Definition _ttbr := 72%positive.
Definition _ttbr_pa := 73%positive.
Definition _type := 74%positive.
Definition _val := 75%positive.
Definition _valid := 76%positive.
Definition _vcpu := 77%positive.
Definition _vcpu_state := 78%positive.
Definition _vcpuid := 79%positive.
Definition _vm_state := 80%positive.
Definition _vmid := 81%positive.
Definition _vttbr := 82%positive.
Definition _wait_lock := 83%positive.
Definition _write_val := 84%positive.
Definition _t'1 := 85%positive.
Definition _t'2 := 86%positive.
Definition _t'3 := 87%positive.
Definition _t'4 := 88%positive.
Definition _t'5 := 89%positive.
Definition _t'6 := 90%positive.

Definition get_npt_level_body :=
  (Ssequence
    (Ssequence
      (Scall (Some _t'1)
        (Evar get_pt_vttbr (Tfunction (Tcons tuint Tnil) tulong cc_default))
        ((Etempvar _vmid tuint) :: nil))
      (Sset _vttbr (Etempvar _t'1 tulong)))
    (Ssequence
      (Ssequence
        (Scall (Some _t'2)
          (Evar walk_pgd (Tfunction
                            (Tcons tuint
                              (Tcons tulong (Tcons tulong (Tcons tuint Tnil))))
                            tulong cc_default))
          ((Etempvar _vmid tuint) :: (Etempvar _vttbr tulong) ::
           (Etempvar _addr tulong) :: (Econst_int (Int.repr 0) tuint) :: nil))
        (Sset _pgd (Etempvar _t'2 tulong)))
      (Ssequence
        (Ssequence
          (Scall (Some _t'3)
            (Evar walk_pud (Tfunction
                              (Tcons tuint
                                (Tcons tulong
                                  (Tcons tulong (Tcons tuint Tnil)))) tulong
                              cc_default))
            ((Etempvar _vmid tuint) :: (Etempvar _pgd tulong) ::
             (Etempvar _addr tulong) :: (Econst_int (Int.repr 0) tuint) :: nil))
          (Sset _pud (Etempvar _t'3 tulong)))
        (Ssequence
          (Ssequence
            (Scall (Some _t'4)
              (Evar walk_pmd (Tfunction
                                (Tcons tuint
                                  (Tcons tulong
                                    (Tcons tulong (Tcons tuint Tnil)))) tulong
                                cc_default))
              ((Etempvar _vmid tuint) :: (Etempvar _pud tulong) ::
               (Etempvar _addr tulong) :: (Econst_int (Int.repr 0) tuint) ::
               nil))
            (Sset _pmd (Etempvar _t'4 tulong)))
          (Ssequence
            (Sifthenelse (Ebinop Oeq
                           (Ebinop Oand (Etempvar _pmd tulong)
                             (Econst_long (Int64.repr 3) tulong) tulong)
                           (Econst_long (Int64.repr 3) tulong) tint)
              (Ssequence
                (Ssequence
                  (Scall (Some _t'5)
                    (Evar walk_pte (Tfunction
                                      (Tcons tuint
                                        (Tcons tulong (Tcons tulong Tnil)))
                                      tulong cc_default))
                    ((Etempvar _vmid tuint) :: (Etempvar _pmd tulong) ::
                     (Etempvar _addr tulong) :: nil))
                  (Sset _pte (Etempvar _t'5 tulong)))
                (Sifthenelse (Ebinop Oeq
                               (Ebinop Oand
                                 (Ebinop Oand (Etempvar _pte tulong)
                                   (Econst_long (Int64.repr 281474976710655) tulong)
                                   tulong)
                                 (Econst_long (Int64.repr 1152921504606842880) tulong)
                                 tulong) (Econst_long (Int64.repr 0) tulong)
                               tint)
                  (Sset _ret (Econst_int (Int.repr 0) tuint))
                  (Sset _ret (Econst_int (Int.repr 3) tuint))))
              (Sifthenelse (Ebinop Oeq
                             (Ebinop Oand
                               (Ebinop Oand (Etempvar _pmd tulong)
                                 (Econst_long (Int64.repr 281474976710655) tulong)
                                 tulong)
                               (Econst_long (Int64.repr 1152921504606842880) tulong)
                               tulong) (Econst_long (Int64.repr 0) tulong)
                             tint)
                (Sset _ret (Econst_int (Int.repr 0) tuint))
                (Sset _ret (Econst_int (Int.repr 2) tuint))))
            (Ssequence
              (Scall (Some _t'6)
                (Evar check (Tfunction (Tcons tuint Tnil) tuint cc_default))
                ((Etempvar _ret tuint) :: nil))
              (Sreturn (Some (Etempvar _t'6 tuint))))))))).

Definition f_get_npt_level := {|
  fn_return := tuint;
  fn_callconv := cc_default;
  fn_params := ((_vmid, tuint) :: (_addr, tulong) :: nil);
  fn_vars := nil;
  fn_temps := ((_vttbr, tulong) :: (_pgd, tulong) :: (_pud, tulong) ::
               (_pmd, tulong) :: (_pte, tulong) :: (_ret, tuint) ::
               (_t'6, tuint) :: (_t'5, tulong) :: (_t'4, tulong) ::
               (_t'3, tulong) :: (_t'2, tulong) :: (_t'1, tulong) :: nil);
  fn_body := get_npt_level_body
|}.

Definition walk_npt_body :=
  (Ssequence
    (Ssequence
      (Scall (Some _t'1)
        (Evar get_pt_vttbr (Tfunction (Tcons tuint Tnil) tulong cc_default))
        ((Etempvar _vmid tuint) :: nil))
      (Sset _vttbr (Etempvar _t'1 tulong)))
    (Ssequence
      (Ssequence
        (Scall (Some _t'2)
          (Evar walk_pgd (Tfunction
                            (Tcons tuint
                              (Tcons tulong (Tcons tulong (Tcons tuint Tnil))))
                            tulong cc_default))
          ((Etempvar _vmid tuint) :: (Etempvar _vttbr tulong) ::
           (Etempvar _addr tulong) :: (Econst_int (Int.repr 0) tuint) :: nil))
        (Sset _pgd (Etempvar _t'2 tulong)))
      (Ssequence
        (Ssequence
          (Scall (Some _t'3)
            (Evar walk_pud (Tfunction
                              (Tcons tuint
                                (Tcons tulong
                                  (Tcons tulong (Tcons tuint Tnil)))) tulong
                              cc_default))
            ((Etempvar _vmid tuint) :: (Etempvar _pgd tulong) ::
             (Etempvar _addr tulong) :: (Econst_int (Int.repr 0) tuint) :: nil))
          (Sset _pud (Etempvar _t'3 tulong)))
        (Ssequence
          (Ssequence
            (Scall (Some _t'4)
              (Evar walk_pmd (Tfunction
                                (Tcons tuint
                                  (Tcons tulong
                                    (Tcons tulong (Tcons tuint Tnil)))) tulong
                                cc_default))
              ((Etempvar _vmid tuint) :: (Etempvar _pud tulong) ::
               (Etempvar _addr tulong) :: (Econst_int (Int.repr 0) tuint) ::
               nil))
            (Sset _pmd (Etempvar _t'4 tulong)))
          (Ssequence
            (Sifthenelse (Ebinop Oeq
                           (Ebinop Oand (Etempvar _pmd tulong)
                             (Econst_long (Int64.repr 3) tulong) tulong)
                           (Econst_long (Int64.repr 3) tulong) tint)
              (Ssequence
                (Ssequence
                  (Scall (Some _t'5)
                    (Evar walk_pte (Tfunction
                                      (Tcons tuint
                                        (Tcons tulong (Tcons tulong Tnil)))
                                      tulong cc_default))
                    ((Etempvar _vmid tuint) :: (Etempvar _pmd tulong) ::
                     (Etempvar _addr tulong) :: nil))
                  (Sset _pte (Etempvar _t'5 tulong)))
                (Sset _ret (Etempvar _pte tulong)))
              (Sset _ret (Etempvar _pmd tulong)))
            (Ssequence
              (Scall (Some _t'6)
                (Evar check64 (Tfunction (Tcons tulong Tnil) tulong
                                 cc_default)) ((Etempvar _ret tulong) :: nil))
              (Sreturn (Some (Etempvar _t'6 tulong))))))))).

Definition f_walk_npt := {|
  fn_return := tulong;
  fn_callconv := cc_default;
  fn_params := ((_vmid, tuint) :: (_addr, tulong) :: nil);
  fn_vars := nil;
  fn_temps := ((_vttbr, tulong) :: (_pgd, tulong) :: (_pud, tulong) ::
               (_pmd, tulong) :: (_pte, tulong) :: (_ret, tulong) ::
               (_t'6, tulong) :: (_t'5, tulong) :: (_t'4, tulong) ::
               (_t'3, tulong) :: (_t'2, tulong) :: (_t'1, tulong) :: nil);
  fn_body := walk_npt_body
|}.

Definition set_npt_body :=
  (Ssequence
    (Ssequence
      (Scall (Some _t'1)
        (Evar get_pt_vttbr (Tfunction (Tcons tuint Tnil) tulong cc_default))
        ((Etempvar _vmid tuint) :: nil))
      (Sset _vttbr (Etempvar _t'1 tulong)))
    (Ssequence
      (Ssequence
        (Scall (Some _t'2)
          (Evar walk_pgd (Tfunction
                            (Tcons tuint
                              (Tcons tulong (Tcons tulong (Tcons tuint Tnil))))
                            tulong cc_default))
          ((Etempvar _vmid tuint) :: (Etempvar _vttbr tulong) ::
           (Etempvar _addr tulong) :: (Econst_int (Int.repr 1) tuint) :: nil))
        (Sset _pgd (Etempvar _t'2 tulong)))
      (Ssequence
        (Ssequence
          (Scall (Some _t'3)
            (Evar walk_pud (Tfunction
                              (Tcons tuint
                                (Tcons tulong
                                  (Tcons tulong (Tcons tuint Tnil)))) tulong
                              cc_default))
            ((Etempvar _vmid tuint) :: (Etempvar _pgd tulong) ::
             (Etempvar _addr tulong) :: (Econst_int (Int.repr 1) tuint) :: nil))
          (Sset _pud (Etempvar _t'3 tulong)))
        (Sifthenelse (Ebinop Oeq (Etempvar _level tuint)
                       (Econst_int (Int.repr 2) tuint) tint)
          (Scall None
            (Evar set_pmd (Tfunction
                             (Tcons tuint
                               (Tcons tulong
                                 (Tcons tulong (Tcons tulong Tnil)))) tvoid
                             cc_default))
            ((Etempvar _vmid tuint) :: (Etempvar _pud tulong) ::
             (Etempvar _addr tulong) :: (Etempvar _pte tulong) :: nil))
          (Ssequence
            (Ssequence
              (Scall (Some _t'4)
                (Evar walk_pmd (Tfunction
                                  (Tcons tuint
                                    (Tcons tulong
                                      (Tcons tulong (Tcons tuint Tnil))))
                                  tulong cc_default))
                ((Etempvar _vmid tuint) :: (Etempvar _pud tulong) ::
                 (Etempvar _addr tulong) :: (Econst_int (Int.repr 1) tuint) ::
                 nil))
              (Sset _pmd (Etempvar _t'4 tulong)))
            (Sifthenelse (Ebinop Oeq
                           (Ebinop Oand (Etempvar _pmd tulong)
                             (Econst_long (Int64.repr 3) tulong) tulong)
                           (Econst_long (Int64.repr 3) tulong) tint)
              (Scall None
                (Evar set_pte (Tfunction
                                 (Tcons tuint
                                   (Tcons tulong
                                     (Tcons tulong (Tcons tulong Tnil)))) tvoid
                                 cc_default))
                ((Etempvar _vmid tuint) :: (Etempvar _pmd tulong) ::
                 (Etempvar _addr tulong) :: (Etempvar _pte tulong) :: nil))
              (Scall None (Evar panic (Tfunction Tnil tvoid cc_default)) nil))))))).

Definition f_set_npt := {|
  fn_return := tvoid;
  fn_callconv := cc_default;
  fn_params := ((_vmid, tuint) :: (_addr, tulong) :: (_level, tuint) ::
                (_pte, tulong) :: nil);
  fn_vars := nil;
  fn_temps := ((_vttbr, tulong) :: (_pgd, tulong) :: (_pud, tulong) ::
               (_pmd, tulong) :: (_t'4, tulong) :: (_t'3, tulong) ::
               (_t'2, tulong) :: (_t'1, tulong) :: nil);
  fn_body := set_npt_body
|}.

Definition mem_load_ref_body :=
  (Scall None
    (Evar mem_load_raw (Tfunction (Tcons tulong (Tcons tuint Tnil)) tvoid
                          cc_default))
    ((Etempvar _gfn tulong) :: (Etempvar _reg tuint) :: nil)).

Definition f_mem_load_ref := {|
  fn_return := tvoid;
  fn_callconv := cc_default;
  fn_params := ((_gfn, tulong) :: (_reg, tuint) :: nil);
  fn_vars := nil;
  fn_temps := nil;
  fn_body := mem_load_ref_body
|}.

Definition mem_store_ref_body :=
  (Scall None
    (Evar mem_store_raw (Tfunction (Tcons tulong (Tcons tuint Tnil)) tvoid
                           cc_default))
    ((Etempvar _gfn tulong) :: (Etempvar _reg tuint) :: nil)).

Definition f_mem_store_ref := {|
  fn_return := tvoid;
  fn_callconv := cc_default;
  fn_params := ((_gfn, tulong) :: (_reg, tuint) :: nil);
  fn_vars := nil;
  fn_temps := nil;
  fn_body := mem_store_ref_body
|}.