Theory JVMHeap

(*  Title:      JinjaThreads/JVM/JVMHeap.thy
    Author:     Andreas Lochbihler
*)

section ‹Abstract heap locales for byte code programs›

theory JVMHeap
imports
  "../Common/Conform"
  JVMInstructions
begin

locale JVM_heap_base =
  heap_base +
  constrains addr2thread_id :: "('addr :: addr) ⇒ 'thread_id"
  and thread_id2addr :: "'thread_id ⇒ 'addr"
  and spurious_wakeups :: bool
  and empty_heap :: "'heap"
  and allocate :: "'heap ⇒ htype ⇒ ('heap × 'addr) set"
  and typeof_addr :: "'heap ⇒ 'addr ⇀ htype"
  and heap_read :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ bool"
  and heap_write :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ 'heap ⇒ bool"

locale JVM_heap =
  JVM_heap_base +
  heap +
  constrains addr2thread_id :: "('addr :: addr) ⇒ 'thread_id"
  and thread_id2addr :: "'thread_id ⇒ 'addr"
  and spurious_wakeups :: bool
  and empty_heap :: "'heap"
  and allocate :: "'heap ⇒ htype ⇒ ('heap × 'addr) set"
  and typeof_addr :: "'heap ⇒ 'addr ⇀ htype"
  and heap_read :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ bool"
  and heap_write :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ 'heap ⇒ bool"
  and P :: "'addr jvm_prog"

locale JVM_heap_conf_base =
  heap_conf_base +
  constrains addr2thread_id :: "('addr :: addr) ⇒ 'thread_id"
  and thread_id2addr :: "'thread_id ⇒ 'addr"
  and spurious_wakeups :: bool
  and empty_heap :: "'heap"
  and allocate :: "'heap ⇒ htype ⇒ ('heap × 'addr) set"
  and typeof_addr :: "'heap ⇒ 'addr ⇀ htype"
  and heap_read :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ bool"
  and heap_write :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ 'heap ⇒ bool"
  and hconf :: "'heap ⇒ bool"
  and P :: "'addr jvm_prog"

sublocale JVM_heap_conf_base < JVM_heap_base .

locale JVM_heap_conf_base' =
  JVM_heap_conf_base +
  heap +
  constrains addr2thread_id :: "('addr :: addr) ⇒ 'thread_id"
  and thread_id2addr :: "'thread_id ⇒ 'addr"
  and spurious_wakeups :: bool
  and empty_heap :: "'heap"
  and allocate :: "'heap ⇒ htype ⇒ ('heap × 'addr) set"
  and typeof_addr :: "'heap ⇒ 'addr ⇀ htype"
  and heap_read :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ bool"
  and heap_write :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ 'heap ⇒ bool"
  and hconf :: "'heap ⇒ bool"
  and P :: "'addr jvm_prog"

sublocale JVM_heap_conf_base' < JVM_heap by(unfold_locales)

locale JVM_heap_conf = 
  JVM_heap_conf_base' +
  heap_conf +
  constrains addr2thread_id :: "('addr :: addr) ⇒ 'thread_id"
  and thread_id2addr :: "'thread_id ⇒ 'addr"
  and spurious_wakeups :: bool
  and empty_heap :: "'heap"
  and allocate :: "'heap ⇒ htype ⇒ ('heap × 'addr) set"
  and typeof_addr :: "'heap ⇒ 'addr ⇀ htype"
  and heap_read :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ bool"
  and heap_write :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ 'heap ⇒ bool"
  and hconf :: "'heap ⇒ bool"
  and P :: "'addr jvm_prog"

locale JVM_progress =
  heap_progress +
  JVM_heap_conf_base' +
  constrains addr2thread_id :: "('addr :: addr) ⇒ 'thread_id"
  and thread_id2addr :: "'thread_id ⇒ 'addr"
  and spurious_wakeups :: bool
  and empty_heap :: "'heap"
  and allocate :: "'heap ⇒ htype ⇒ ('heap × 'addr) set"
  and typeof_addr :: "'heap ⇒ 'addr ⇀ htype"
  and heap_read :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ bool"
  and heap_write :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ 'heap ⇒ bool"
  and hconf :: "'heap ⇒ bool"
  and P :: "'addr jvm_prog"

locale JVM_conf_read =
  heap_conf_read +
  JVM_heap_conf +
  constrains addr2thread_id :: "('addr :: addr) ⇒ 'thread_id"
  and thread_id2addr :: "'thread_id ⇒ 'addr"
  and spurious_wakeups :: bool
  and empty_heap :: "'heap"
  and allocate :: "'heap ⇒ htype ⇒ ('heap × 'addr) set"
  and typeof_addr :: "'heap ⇒ 'addr ⇀ htype"
  and heap_read :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ bool"
  and heap_write :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ 'heap ⇒ bool"
  and hconf :: "'heap ⇒ bool"
  and P :: "'addr jvm_prog"

locale JVM_typesafe =
  heap_typesafe +
  JVM_conf_read +
  JVM_progress +
  constrains addr2thread_id :: "('addr :: addr) ⇒ 'thread_id"
  and thread_id2addr :: "'thread_id ⇒ 'addr"
  and spurious_wakeups :: bool
  and empty_heap :: "'heap"
  and allocate :: "'heap ⇒ htype ⇒ ('heap × 'addr) set"
  and typeof_addr :: "'heap ⇒ 'addr ⇀ htype"
  and heap_read :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ bool"
  and heap_write :: "'heap ⇒ 'addr ⇒ addr_loc ⇒ 'addr val ⇒ 'heap ⇒ bool"
  and hconf :: "'heap ⇒ bool"
  and P :: "'addr jvm_prog"

end