Require Import Coqlib.
Require Import Errors.
Require Import AST.
Require Import Integers.
Require Import Floats.
Require Import Op.
Require Import Asm.
Require Import Events.
Require Import Globalenvs.
Require Import Smallstep.
Require Import Values.
Require Import Memory.
Require Import Maps.
Require Import AuxLemma.
Require Import FlatMemory.
Require Import AuxStateDataType.
Require Import Constant.
Require Import GlobIdent.
Require Import RealParams.
Require Import AsmImplLemma.
Require Import GenSem.
Require Import PrimSemantics.

Require Import liblayers.logic.PTreeModules.
Require Import liblayers.logic.LayerLogicImpl.
Require Import liblayers.compcertx.Stencil.
Require Import liblayers.compcertx.MakeProgram.
Require Import liblayers.compat.CompatLayers.
Require Import liblayers.compat.CompatGenSem.
Require Import compcert.cfrontend.Ctypes.

Require Import AbstractDataType.
Require Import MALOp.

Local Open Scope string_scope.
Local Open Scope error_monad_scope.
Local Open Scope Z_scope.

Section ALGEN_DEFINE.

  Context `{real_params: RealParams}.
  Context `{oracle_prop: MultiOracleProp}.

  Notation LDATAOps := (cdata (cdata_ops := malop_data_ops) RData).

  Inductive palloc_spec_low_step `{StencilOps} `{Mem.MemoryModelOps} `{UseMemWithData mem}:
    sextcall_sem (mem := mwd LDATAOps):=
  | palloc_spec_low_intro s (WB: _ → Prop) (m´0: mem) (labd labd´: RData) i n:
      MALOp.palloc_spec (Int.unsigned i) labd = Some (labd´, Int.unsigned n) →
      kernel_mode labd →
      high_level_invariant labd →
      palloc_spec_low_step s WB (Vint i :: nil) (m´0, labd) (Vint n) (m´0, labd´).

  Inductive pfree_spec_low_step `{StencilOps} `{Mem.MemoryModelOps} `{UseMemWithData mem}:
    sextcall_sem (mem := mwd LDATAOps):=
  | pfree_spec_low_intro s (WB: _ → Prop) m´0 labd labd´ n:
      MALOp.pfree_spec (Int.unsigned n) labd = Some labd´ →
      kernel_mode labd →
      high_level_invariant labd →
      pfree_spec_low_step s WB (Vint n:: nil) (m´0, labd) Vundef (m´0, labd´).

  Section WITHMEM.

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

    Definition palloc_spec_low: compatsem LDATAOps :=
      csem palloc_spec_low_step (type_of_list_type (Tint32::nil)) Tint32.

    Definition pfree_spec_low: compatsem LDATAOps :=
      csem pfree_spec_low_step (type_of_list_type (Tint32::nil)) Tvoid.

  End WITHMEM.

End ALGEN_DEFINE.