vm-api.text

来自「idel虚拟机源码」· TEXT 代码 · 共 62 行

To be implemented:
A vm is a compound of code, context, data, and limits.


vm_make:          vm
vm_unmake         vm:

vm_context        vm: context
vm_data           vm: store

vm_defns_count    vm: i
vm_defns_ref      vm i: defn

vm_code_start     vm count stack_effect:
vm_code_add_insn  vm insn:
vm_code_end_defn  vm:
vm_code_end       vm:

vm_limit          vm resource: i
vm_set_limit      vm resource i:

vm_run            vm: result_code

vm_freeze         vm: objfile
vm_load           vm objfile:


context_reset     context defn:
context_top_frame context: frame
frame_parent      context frame: frame
frame_pc          context frame: position
frame_locals      context frame: store
frame_stacked     context frame: store


store_size        store: i
store_ref         store i: sword
store_set         store i sword:
store_unmake      store:


position_defn     position: i
position_insn     position: i


defn_effect       defn: stack_effect
defn_insns_count  defn: i
defn_insns_ref    defn i: insn


insn_make         i sword: insn
insn_opcode       insn: i
insn_operand      insn: sword


result_code = Completed
            | Exhausted (resource)
            | Bounds_violation
            | ...

resource = Fuel | Data_space | Context_space | Code_space | ...