Require Import Coqlib.
Require Import Maps.
Require Import ASTExtra.
Require Import Integers.
Require Import Floats.
Require Import Values.
Require Import Memory.
Require Import Events.
Require Import Stacklayout.
Require Import Globalenvs.
Require Import AsmX.
Require Import Smallstep.
Require Import AuxStateDataType.
Require Import Constant.
Require Import GlobIdent.
Require Import FlatMemory.
Require Import CommonTactic.
Require Import AuxLemma.
Require Import RealParams.
Require Import PrimSemantics.
Require Import LAsm.
Require Import LoadStoreSem2.
Require Import XOmega.

Require Import liblayers.logic.PTreeModules.
Require Import liblayers.logic.LayerLogicImpl.
Require Import liblayers.compat.CompatLayers.
Require Import liblayers.compat.CompatGenSem.

Require Import CalRealPTPool.
Require Import CalRealPT.
Require Import CalRealIDPDE.
Require Import CalRealInitPTE.
Require Import CalRealSMSPool.
Require Import CalRealProcModule.

Require Import INVLemmaMemory.
Require Import INVLemmaThread.
Require Import INVLemmaProc.

Require Import AbstractDataType.
Require Export PIPC.
Require Export PUCtxtIntroDef.

Section WITHMEM.

  Local Open Scope Z_scope.

  Context `{real_params: RealParams}.

  Context `{Hstencil: Stencil}.
  Context `{Hmem: Mem.MemoryModel}.
  Context `{Hmwd: UseMemWithData mem}.

  Section INV.

    Global Instance uctx_set_inv: PreservesInvariants uctx_set_spec.
    Proof.
      preserves_invariants_simpl low_level_invariant high_level_invariant; eauto 2.
      eapply uctxt_inject_neutral_gss; eauto.
      eapply uctxt_inject_neutral0_gss; eauto.
      eapply uctxt_inject_neutral0_Vint.
    Qed.

    Global Instance uctx_set_eip_inv: UCTXSetEIPInvariants uctx_set_eip_spec.
    Proof.
      constructor; intros.
      -
        inv H1. functional inversion H; inv H.
        constructor; trivial.
        eapply uctxt_inject_neutral_gss; eauto.
        eapply uctxt_inject_neutral0_gss; eauto.
        eapply uctxt_inject_neutral0_Vptr_flat; eauto.
      -
        inv H0. functional inversion H; inv H.
        constructor; trivial.
      -
        functional inversion H; inv H.
        constructor; trivial.
    Qed.

    Global Instance save_uctx_inv: SaveUCtxInvariants save_uctx_spec.
    Proof.
      constructor; intros.
      -
        inv H0. functional inversion H; inv H.
        constructor; trivial.
        eapply uctxt_inject_neutral_gss; eauto.
        repeat eapply uctxt_inject_neutral0_gss;
          try eapply uctxt_inject_neutral0_Vint.
        apply uctxt_inject_neutral0_init; eauto.
      -
        inv H0. functional inversion H; inv H.
        constructor; trivial.
      -
        functional inversion H; inv H.
        constructor; trivial.
    Qed.

    Global Instance restore_uctx_inv: RestoreUCtxInvariants restore_uctx_spec.
    Proof.
      constructor; intros.
      -
        inv H0. functional inversion H; inv H.
        constructor; trivial.
      -
        inv H0. functional inversion H; inv H.
        subst. constructor; auto; simpl in *; intros; try congruence.
    Qed.

  End INV.

  Definition puctxtintro_fresh_c : compatlayer (cdata RData) :=
    uctx_get ↦ gensem uctx_get_spec
             ⊕ uctx_set ↦ gensem uctx_set_spec
             ⊕ uctx_set_eip ↦ uctx_set_eip_compatsem uctx_set_eip_spec
             ⊕ save_uctx ↦ save_uctx_compatsem save_uctx_spec.

  Definition puctxtintro_fresh_asm : compatlayer (cdata RData) :=
    restore_uctx ↦ primcall_restoreuctx_compatsem restore_uctx_spec cid
                 ⊕ elf_load ↦ elf_load_compatsem.

  Definition puctxtintro_passthrough : compatlayer (cdata RData) :=
    fload ↦ gensem fload_spec
          ⊕ fstore ↦ gensem fstore_spec
          ⊕ vmxinfo_get ↦ gensem vmxinfo_get_spec
          ⊕ device_output ↦ gensem device_output_spec
          ⊕ pfree ↦ gensem pfree_spec
          ⊕ set_pt ↦ gensem setPT_spec
          ⊕ pt_read ↦ gensem ptRead_spec
          ⊕ pt_resv ↦ gensem ptResv_spec
          ⊕ shared_mem_status ↦ gensem shared_mem_status_spec
          ⊕ offer_shared_mem ↦ gensem offer_shared_mem_spec

          ⊕ get_curid ↦ gensem get_curid_spec
          ⊕ thread_spawn ↦ dnew_compatsem thread_spawn_spec
          ⊕ thread_wakeup ↦ gensem thread_wakeup_spec
          
          ⊕ syncreceive_chan ↦ gensem syncreceive_chan_spec
          ⊕ syncsendto_chan_pre ↦ gensem syncsendto_chan_pre_spec
          ⊕ syncsendto_chan_post ↦ gensem syncsendto_chan_post_spec

          ⊕ proc_init ↦ gensem proc_init_spec

          ⊕ pt_in ↦ primcall_general_compatsem' ptin_spec (prim_ident:= pt_in)
          ⊕ pt_out ↦ primcall_general_compatsem' ptout_spec (prim_ident:= pt_out)
          ⊕ container_get_nchildren ↦ gensem container_get_nchildren_spec
          ⊕ container_get_quota ↦ gensem container_get_quota_spec
          ⊕ container_get_usage ↦ gensem container_get_usage_spec
          ⊕ container_can_consume ↦ gensem container_can_consume_spec
          ⊕ container_alloc ↦ gensem alloc_spec
          ⊕ trap_in ↦ primcall_general_compatsem trapin_spec
          ⊕ host_in ↦ primcall_general_compatsem hostin_spec
          ⊕ host_out ↦ primcall_general_compatsem hostout_spec
          ⊕ trap_get ↦ primcall_trap_info_get_compatsem trap_info_get_spec
          ⊕ trap_set ↦ primcall_trap_info_ret_compatsem trap_info_ret_spec

          ⊕ thread_yield ↦ primcall_thread_schedule_compatsem thread_yield_spec (prim_ident:= thread_yield)
          ⊕ thread_sleep ↦ primcall_thread_transfer_compatsem thread_sleep_spec

          ⊕ accessors ↦ {| exec_load := (@exec_loadex _ _ Hmwd);
                           exec_store := (@exec_storeex _ _ Hmwd) |}.

  Definition puctxtintro : compatlayer (cdata RData) :=
    (puctxtintro_fresh_c ⊕ puctxtintro_fresh_asm) ⊕ puctxtintro_passthrough.


End WITHMEM.