# Copyright (c) 2019-2024 Vector 35 Inc
#
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# of this software and associated documentation files (the "Software"), to
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# sell copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
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#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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from dataclasses import dataclass
from .flowgraph import FlowGraph, FlowGraphNode
from .enums import BranchType
from .interaction import show_graph_report
from .log import log_warn
# This file contains a list of top level abstract classes for implementing BNIL instructions
[docs]@dataclass(frozen=True, repr=False, eq=False)
class BaseILInstruction:
[docs] @classmethod
def prepend_parent(cls, graph: FlowGraph, node: FlowGraphNode, nodes={}):
for parent in cls.__bases__:
if not issubclass(parent, BaseILInstruction):
continue
if parent.__name__ in nodes:
nodes[parent.__name__].add_outgoing_edge(BranchType.UnconditionalBranch, node)
else:
parent_node = FlowGraphNode(graph)
parent_node.lines = [f"{parent.__name__}"]
parent_node.add_outgoing_edge(BranchType.UnconditionalBranch, node)
graph.append(parent_node)
nodes[parent.__name__] = parent_node
parent.prepend_parent(graph, parent_node, nodes)
[docs] @classmethod
def add_subgraph(cls, graph, nodes):
node = FlowGraphNode(graph)
node.lines = [f"{cls.__name__}"]
graph.append(node)
cls.prepend_parent(graph, node, nodes)
return graph
[docs] @classmethod
def show_hierarchy_graph(cls):
show_graph_report(f"{cls.__name__}", cls.add_subgraph(FlowGraph(), {}))
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Constant(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class BinaryOperation(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class UnaryOperation(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Comparison(BinaryOperation):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class SSA(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Phi(SSA):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class FloatingPoint(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class ControlFlow(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Terminal(ControlFlow):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Loop(ControlFlow):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Call(ControlFlow):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Syscall(Call):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Localcall(Call):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Tailcall(Localcall):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Return(Terminal):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Signed(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Arithmetic(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Carry(Arithmetic):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class DoublePrecision(Arithmetic):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Memory(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Load(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Store(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class RegisterStack(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class SetVar(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class StackOperation(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class SetReg:
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class Intrinsic(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class VariableInstruction(BaseILInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class SSAVariableInstruction(SSA, VariableInstruction):
pass
[docs]@dataclass(frozen=True, repr=False, eq=False)
class AliasedVariableInstruction(VariableInstruction):
pass