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blueloveTH 2022-11-11 00:07:10 +08:00
parent 10b8afdeb2
commit bcfb6b64f3
3 changed files with 113 additions and 89 deletions
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3
src/obj.h
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@ -15,7 +15,6 @@ class PyObject;
class CodeObject; class CodeObject;
class BasePointer; class BasePointer;
class VM; class VM;
class Frame;
typedef std::shared_ptr<PyObject> PyVar; typedef std::shared_ptr<PyObject> PyVar;
typedef PyVar PyVarOrNull; typedef PyVar PyVarOrNull;
@ -47,7 +46,7 @@ public:
typedef std::unordered_map<_Str, PyVar> PyVarDict; typedef std::unordered_map<_Str, PyVar> PyVarDict;
typedef std::shared_ptr<const BasePointer> _Pointer; typedef std::shared_ptr<const BasePointer> _Pointer;
typedef PyVar (*_CppFunc)(VM*, Frame*, PyVarList); typedef PyVar (*_CppFunc)(VM*, PyVarList);
typedef std::shared_ptr<CodeObject> _Code; typedef std::shared_ptr<CodeObject> _Code;
struct _Func { struct _Func {

146
src/pocketpy.h
View File

@ -6,7 +6,7 @@
#define PK_VERSION "0.2.0" #define PK_VERSION "0.2.0"
#define BIND_NUM_ARITH_OPT(name, op) \ #define BIND_NUM_ARITH_OPT(name, op) \
_vm->bindMethodMulti({"int","float"}, #name, [](VM* vm, Frame* frame, PyVarList args){ \ _vm->bindMethodMulti({"int","float"}, #name, [](VM* vm, PyVarList args){ \
if(!vm->isIntOrFloat(args[0], args[1])) \ if(!vm->isIntOrFloat(args[0], args[1])) \
vm->typeError("unsupported operand type(s) for " #op ); \ vm->typeError("unsupported operand type(s) for " #op ); \
if(args[0]->isType(vm->_tp_int) && args[1]->isType(vm->_tp_int)){ \ if(args[0]->isType(vm->_tp_int) && args[1]->isType(vm->_tp_int)){ \
@ -17,7 +17,7 @@
}); });
#define BIND_NUM_LOGICAL_OPT(name, op, fallback) \ #define BIND_NUM_LOGICAL_OPT(name, op, fallback) \
_vm->bindMethodMulti({"int","float"}, #name, [](VM* vm, Frame* frame, PyVarList args){ \ _vm->bindMethodMulti({"int","float"}, #name, [](VM* vm, PyVarList args){ \
if(!vm->isIntOrFloat(args[0], args[1])){ \ if(!vm->isIntOrFloat(args[0], args[1])){ \
if constexpr(fallback) return vm->PyBool(args[0] op args[1]); \ if constexpr(fallback) return vm->PyBool(args[0] op args[1]); \
vm->typeError("unsupported operand type(s) for " #op ); \ vm->typeError("unsupported operand type(s) for " #op ); \
@ -40,7 +40,7 @@ void __initializeBuiltinFunctions(VM* _vm) {
#undef BIND_NUM_ARITH_OPT #undef BIND_NUM_ARITH_OPT
#undef BIND_NUM_LOGICAL_OPT #undef BIND_NUM_LOGICAL_OPT
_vm->bindBuiltinFunc("print", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindBuiltinFunc("print", [](VM* vm, PyVarList args) {
for (auto& arg : args){ for (auto& arg : args){
_Str s = vm->PyStr_AS_C(vm->asStr(arg)) + " "; _Str s = vm->PyStr_AS_C(vm->asStr(arg)) + " ";
vm->_stdout(s.c_str()); vm->_stdout(s.c_str());
@ -49,62 +49,82 @@ void __initializeBuiltinFunctions(VM* _vm) {
return vm->None; return vm->None;
}); });
_vm->bindBuiltinFunc("eval", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindBuiltinFunc("eval", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1); vm->__checkArgSize(args, 1);
const _Str& expr = vm->PyStr_AS_C(args[0]); const _Str& expr = vm->PyStr_AS_C(args[0]);
_Code code = compile(vm, expr.c_str(), "<eval>", EVAL_MODE); _Code code = compile(vm, expr.c_str(), "<eval>", EVAL_MODE);
if(code == nullptr) return vm->None; if(code == nullptr) return vm->None;
return vm->_exec(code, frame->_module, frame->f_locals); return vm->_exec(code, vm->topFrame()->_module, vm->topFrame()->f_locals);
}); });
_vm->bindBuiltinFunc("isinstance", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindBuiltinFunc("isinstance", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 2); vm->__checkArgSize(args, 2);
return vm->PyBool(vm->isInstance(args[0], args[1])); return vm->PyBool(vm->isInstance(args[0], args[1]));
}); });
_vm->bindBuiltinFunc("repr", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindBuiltinFunc("repr", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1); vm->__checkArgSize(args, 1);
return vm->asRepr(args[0]); return vm->asRepr(args[0]);
}); });
_vm->bindBuiltinFunc("hash", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindBuiltinFunc("hash", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1); vm->__checkArgSize(args, 1);
return vm->PyInt(vm->hash(args[0])); return vm->PyInt(vm->hash(args[0]));
}); });
_vm->bindBuiltinFunc("chr", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindBuiltinFunc("chr", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1); vm->__checkArgSize(args, 1);
_Int i = vm->PyInt_AS_C(args[0]); _Int i = vm->PyInt_AS_C(args[0]);
if (i < 0 || i > 128) vm->valueError("chr() arg not in range(128)"); if (i < 0 || i > 128) vm->valueError("chr() arg not in range(128)");
return vm->PyStr(_Str(1, (char)i)); return vm->PyStr(_Str(1, (char)i));
}); });
_vm->bindBuiltinFunc("ord", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindBuiltinFunc("ord", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1); vm->__checkArgSize(args, 1);
_Str s = vm->PyStr_AS_C(args[0]); _Str s = vm->PyStr_AS_C(args[0]);
if (s.size() != 1) vm->typeError("ord() expected an ASCII character"); if (s.size() != 1) vm->typeError("ord() expected an ASCII character");
return vm->PyInt((_Int)s[0]); return vm->PyInt((_Int)s[0]);
}); });
_vm->bindBuiltinFunc("dir", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindBuiltinFunc("globals", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 0);
const auto& d = vm->topFrame()->f_globals();
PyVar obj = vm->call(vm->builtins->attribs["dict"], {});
for (const auto& [k, v] : d) {
vm->call(obj, __setitem__, {vm->PyStr(k), v});
}
return obj;
});
_vm->bindBuiltinFunc("locals", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 0);
const auto& d = vm->topFrame()->f_locals;
PyVar obj = vm->call(vm->builtins->attribs["dict"], {});
for (const auto& [k, v] : d) {
vm->call(obj, __setitem__, {vm->PyStr(k), v});
}
return obj;
});
_vm->bindBuiltinFunc("dir", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1); vm->__checkArgSize(args, 1);
PyVarList ret; PyVarList ret;
for (auto& [k, _] : args[0]->attribs) ret.push_back(vm->PyStr(k)); for (auto& [k, _] : args[0]->attribs) ret.push_back(vm->PyStr(k));
return vm->PyList(ret); return vm->PyList(ret);
}); });
_vm->bindMethod("object", "__repr__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("object", "__repr__", [](VM* vm, PyVarList args) {
PyVar _self = args[0]; PyVar _self = args[0];
_Str s = "<" + _self->getTypeName() + " object at " + std::to_string((uintptr_t)_self.get()) + ">"; _Str s = "<" + _self->getTypeName() + " object at " + std::to_string((uintptr_t)_self.get()) + ">";
return vm->PyStr(s); return vm->PyStr(s);
}); });
_vm->bindMethod("type", "__new__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("type", "__new__", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1); vm->__checkArgSize(args, 1);
return args[0]->attribs[__class__]; return args[0]->attribs[__class__];
}); });
_vm->bindMethod("range", "__new__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("range", "__new__", [](VM* vm, PyVarList args) {
_Range r; _Range r;
switch (args.size()) { switch (args.size()) {
case 1: r.stop = vm->PyInt_AS_C(args[0]); break; case 1: r.stop = vm->PyInt_AS_C(args[0]); break;
@ -115,17 +135,17 @@ void __initializeBuiltinFunctions(VM* _vm) {
return vm->PyRange(r); return vm->PyRange(r);
}); });
_vm->bindMethod("range", "__iter__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("range", "__iter__", [](VM* vm, PyVarList args) {
vm->__checkType(args[0], vm->_tp_range); vm->__checkType(args[0], vm->_tp_range);
auto iter = std::make_shared<RangeIterator>(vm, args[0]); auto iter = std::make_shared<RangeIterator>(vm, args[0]);
return vm->PyIter(iter); return vm->PyIter(iter);
}); });
_vm->bindMethod("NoneType", "__repr__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("NoneType", "__repr__", [](VM* vm, PyVarList args) {
return vm->PyStr("None"); return vm->PyStr("None");
}); });
_vm->bindMethodMulti({"int", "float"}, "__truediv__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethodMulti({"int", "float"}, "__truediv__", [](VM* vm, PyVarList args) {
if(!vm->isIntOrFloat(args[0], args[1])) if(!vm->isIntOrFloat(args[0], args[1]))
vm->typeError("unsupported operand type(s) for " "/" ); vm->typeError("unsupported operand type(s) for " "/" );
_Float rhs = vm->numToFloat(args[1]); _Float rhs = vm->numToFloat(args[1]);
@ -133,7 +153,7 @@ void __initializeBuiltinFunctions(VM* _vm) {
return vm->PyFloat(vm->numToFloat(args[0]) / rhs); return vm->PyFloat(vm->numToFloat(args[0]) / rhs);
}); });
_vm->bindMethodMulti({"int", "float"}, "__pow__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethodMulti({"int", "float"}, "__pow__", [](VM* vm, PyVarList args) {
if(!vm->isIntOrFloat(args[0], args[1])) if(!vm->isIntOrFloat(args[0], args[1]))
vm->typeError("unsupported operand type(s) for " "**" ); vm->typeError("unsupported operand type(s) for " "**" );
if(args[0]->isType(vm->_tp_int) && args[1]->isType(vm->_tp_int)){ if(args[0]->isType(vm->_tp_int) && args[1]->isType(vm->_tp_int)){
@ -144,7 +164,7 @@ void __initializeBuiltinFunctions(VM* _vm) {
}); });
/************ PyInt ************/ /************ PyInt ************/
_vm->bindMethod("int", "__new__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("int", "__new__", [](VM* vm, PyVarList args) {
if(args.size() == 0) return vm->PyInt(0); if(args.size() == 0) return vm->PyInt(0);
vm->__checkArgSize(args, 1); vm->__checkArgSize(args, 1);
if (args[0]->isType(vm->_tp_int)) return args[0]; if (args[0]->isType(vm->_tp_int)) return args[0];
@ -163,7 +183,7 @@ void __initializeBuiltinFunctions(VM* _vm) {
return vm->None; return vm->None;
}); });
_vm->bindMethod("int", "__floordiv__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("int", "__floordiv__", [](VM* vm, PyVarList args) {
if(!args[0]->isType(vm->_tp_int) || !args[1]->isType(vm->_tp_int)) if(!args[0]->isType(vm->_tp_int) || !args[1]->isType(vm->_tp_int))
vm->typeError("unsupported operand type(s) for " "//" ); vm->typeError("unsupported operand type(s) for " "//" );
_Int rhs = vm->PyInt_AS_C(args[1]); _Int rhs = vm->PyInt_AS_C(args[1]);
@ -171,24 +191,24 @@ void __initializeBuiltinFunctions(VM* _vm) {
return vm->PyInt(vm->PyInt_AS_C(args[0]) / rhs); return vm->PyInt(vm->PyInt_AS_C(args[0]) / rhs);
}); });
_vm->bindMethod("int", "__mod__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("int", "__mod__", [](VM* vm, PyVarList args) {
if(!args[0]->isType(vm->_tp_int) || !args[1]->isType(vm->_tp_int)) if(!args[0]->isType(vm->_tp_int) || !args[1]->isType(vm->_tp_int))
vm->typeError("unsupported operand type(s) for " "%" ); vm->typeError("unsupported operand type(s) for " "%" );
return vm->PyInt(vm->PyInt_AS_C(args[0]) % vm->PyInt_AS_C(args[1])); return vm->PyInt(vm->PyInt_AS_C(args[0]) % vm->PyInt_AS_C(args[1]));
}); });
_vm->bindMethod("int", "__neg__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("int", "__neg__", [](VM* vm, PyVarList args) {
if(!args[0]->isType(vm->_tp_int)) if(!args[0]->isType(vm->_tp_int))
vm->typeError("unsupported operand type(s) for " "-" ); vm->typeError("unsupported operand type(s) for " "-" );
return vm->PyInt(-1 * vm->PyInt_AS_C(args[0])); return vm->PyInt(-1 * vm->PyInt_AS_C(args[0]));
}); });
_vm->bindMethod("int", "__repr__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("int", "__repr__", [](VM* vm, PyVarList args) {
return vm->PyStr(std::to_string(vm->PyInt_AS_C(args[0]))); return vm->PyStr(std::to_string(vm->PyInt_AS_C(args[0])));
}); });
/************ PyFloat ************/ /************ PyFloat ************/
_vm->bindMethod("float", "__new__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("float", "__new__", [](VM* vm, PyVarList args) {
if(args.size() == 0) return vm->PyFloat(0.0); if(args.size() == 0) return vm->PyFloat(0.0);
vm->__checkArgSize(args, 1); vm->__checkArgSize(args, 1);
if (args[0]->isType(vm->_tp_int)) return vm->PyFloat((_Float)vm->PyInt_AS_C(args[0])); if (args[0]->isType(vm->_tp_int)) return vm->PyFloat((_Float)vm->PyInt_AS_C(args[0]));
@ -209,11 +229,11 @@ void __initializeBuiltinFunctions(VM* _vm) {
return vm->None; return vm->None;
}); });
_vm->bindMethod("float", "__neg__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("float", "__neg__", [](VM* vm, PyVarList args) {
return vm->PyFloat(-1.0 * vm->PyFloat_AS_C(args[0])); return vm->PyFloat(-1.0 * vm->PyFloat_AS_C(args[0]));
}); });
_vm->bindMethod("float", "__repr__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("float", "__repr__", [](VM* vm, PyVarList args) {
_Float val = vm->PyFloat_AS_C(args[0]); _Float val = vm->PyFloat_AS_C(args[0]);
if(std::isinf(val) || std::isnan(val)) return vm->PyStr(std::to_string(val)); if(std::isinf(val) || std::isnan(val)) return vm->PyStr(std::to_string(val));
_StrStream ss; _StrStream ss;
@ -224,12 +244,12 @@ void __initializeBuiltinFunctions(VM* _vm) {
}); });
/************ PyString ************/ /************ PyString ************/
_vm->bindMethod("str", "__new__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "__new__", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1); vm->__checkArgSize(args, 1);
return vm->asStr(args[0]); return vm->asStr(args[0]);
}); });
_vm->bindMethod("str", "__add__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "__add__", [](VM* vm, PyVarList args) {
if(!args[0]->isType(vm->_tp_str) || !args[1]->isType(vm->_tp_str)) if(!args[0]->isType(vm->_tp_str) || !args[1]->isType(vm->_tp_str))
vm->typeError("unsupported operand type(s) for " "+" ); vm->typeError("unsupported operand type(s) for " "+" );
const _Str& lhs = vm->PyStr_AS_C(args[0]); const _Str& lhs = vm->PyStr_AS_C(args[0]);
@ -237,39 +257,39 @@ void __initializeBuiltinFunctions(VM* _vm) {
return vm->PyStr(lhs + rhs); return vm->PyStr(lhs + rhs);
}); });
_vm->bindMethod("str", "__len__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "__len__", [](VM* vm, PyVarList args) {
const _Str& _self = vm->PyStr_AS_C(args[0]); const _Str& _self = vm->PyStr_AS_C(args[0]);
return vm->PyInt(_self.u8_length()); return vm->PyInt(_self.u8_length());
}); });
_vm->bindMethod("str", "__contains__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "__contains__", [](VM* vm, PyVarList args) {
const _Str& _self = vm->PyStr_AS_C(args[0]); const _Str& _self = vm->PyStr_AS_C(args[0]);
const _Str& _other = vm->PyStr_AS_C(args[1]); const _Str& _other = vm->PyStr_AS_C(args[1]);
return vm->PyBool(_self.str().find(_other.str()) != _Str::npos); return vm->PyBool(_self.str().find(_other.str()) != _Str::npos);
}); });
_vm->bindMethod("str", "__str__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "__str__", [](VM* vm, PyVarList args) {
return args[0]; // str is immutable return args[0]; // str is immutable
}); });
_vm->bindMethod("str", "__iter__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "__iter__", [](VM* vm, PyVarList args) {
auto it = std::make_shared<StringIterator>(vm, args[0]); auto it = std::make_shared<StringIterator>(vm, args[0]);
return vm->PyIter(it); return vm->PyIter(it);
}); });
_vm->bindMethod("str", "__repr__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "__repr__", [](VM* vm, PyVarList args) {
const _Str& _self = vm->PyStr_AS_C(args[0]); const _Str& _self = vm->PyStr_AS_C(args[0]);
// we just do a simple repr here, no escaping // we just do a simple repr here, no escaping
return vm->PyStr("'" + _self.str() + "'"); return vm->PyStr("'" + _self.str() + "'");
}); });
_vm->bindMethod("str", "__eq__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "__eq__", [](VM* vm, PyVarList args) {
if(args[0]->isType(vm->_tp_str) && args[1]->isType(vm->_tp_str)) if(args[0]->isType(vm->_tp_str) && args[1]->isType(vm->_tp_str))
return vm->PyBool(vm->PyStr_AS_C(args[0]) == vm->PyStr_AS_C(args[1])); return vm->PyBool(vm->PyStr_AS_C(args[0]) == vm->PyStr_AS_C(args[1]));
return vm->PyBool(args[0] == args[1]); // fallback return vm->PyBool(args[0] == args[1]); // fallback
}); });
_vm->bindMethod("str", "__getitem__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "__getitem__", [](VM* vm, PyVarList args) {
const _Str& _self (vm->PyStr_AS_C(args[0])); const _Str& _self (vm->PyStr_AS_C(args[0]));
if(args[1]->isType(vm->_tp_slice)){ if(args[1]->isType(vm->_tp_slice)){
@ -283,19 +303,19 @@ void __initializeBuiltinFunctions(VM* _vm) {
return vm->PyStr(_self.u8_getitem(_index)); return vm->PyStr(_self.u8_getitem(_index));
}); });
_vm->bindMethod("str", "__gt__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "__gt__", [](VM* vm, PyVarList args) {
const _Str& _self (vm->PyStr_AS_C(args[0])); const _Str& _self (vm->PyStr_AS_C(args[0]));
const _Str& _obj (vm->PyStr_AS_C(args[1])); const _Str& _obj (vm->PyStr_AS_C(args[1]));
return vm->PyBool(_self > _obj); return vm->PyBool(_self > _obj);
}); });
_vm->bindMethod("str", "__lt__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "__lt__", [](VM* vm, PyVarList args) {
const _Str& _self (vm->PyStr_AS_C(args[0])); const _Str& _self (vm->PyStr_AS_C(args[0]));
const _Str& _obj (vm->PyStr_AS_C(args[1])); const _Str& _obj (vm->PyStr_AS_C(args[1]));
return vm->PyBool(_self < _obj); return vm->PyBool(_self < _obj);
}); });
_vm->bindMethod("str", "upper", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "upper", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1, true); vm->__checkArgSize(args, 1, true);
const _Str& _self (vm->PyStr_AS_C(args[0])); const _Str& _self (vm->PyStr_AS_C(args[0]));
_StrStream ss; _StrStream ss;
@ -303,7 +323,7 @@ void __initializeBuiltinFunctions(VM* _vm) {
return vm->PyStr(ss); return vm->PyStr(ss);
}); });
_vm->bindMethod("str", "lower", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "lower", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1, true); vm->__checkArgSize(args, 1, true);
const _Str& _self (vm->PyStr_AS_C(args[0])); const _Str& _self (vm->PyStr_AS_C(args[0]));
_StrStream ss; _StrStream ss;
@ -311,7 +331,7 @@ void __initializeBuiltinFunctions(VM* _vm) {
return vm->PyStr(ss); return vm->PyStr(ss);
}); });
_vm->bindMethod("str", "replace", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "replace", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 3, true); vm->__checkArgSize(args, 3, true);
const _Str& _self = vm->PyStr_AS_C(args[0]); const _Str& _self = vm->PyStr_AS_C(args[0]);
const _Str& _old = vm->PyStr_AS_C(args[1]); const _Str& _old = vm->PyStr_AS_C(args[1]);
@ -326,21 +346,21 @@ void __initializeBuiltinFunctions(VM* _vm) {
return vm->PyStr(_copy); return vm->PyStr(_copy);
}); });
_vm->bindMethod("str", "startswith", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "startswith", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 2, true); vm->__checkArgSize(args, 2, true);
const _Str& _self = vm->PyStr_AS_C(args[0]); const _Str& _self = vm->PyStr_AS_C(args[0]);
const _Str& _prefix = vm->PyStr_AS_C(args[1]); const _Str& _prefix = vm->PyStr_AS_C(args[1]);
return vm->PyBool(_self.str().find(_prefix.str()) == 0); return vm->PyBool(_self.str().find(_prefix.str()) == 0);
}); });
_vm->bindMethod("str", "endswith", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "endswith", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 2, true); vm->__checkArgSize(args, 2, true);
const _Str& _self = vm->PyStr_AS_C(args[0]); const _Str& _self = vm->PyStr_AS_C(args[0]);
const _Str& _suffix = vm->PyStr_AS_C(args[1]); const _Str& _suffix = vm->PyStr_AS_C(args[1]);
return vm->PyBool(_self.str().rfind(_suffix.str()) == _self.str().length() - _suffix.str().length()); return vm->PyBool(_self.str().rfind(_suffix.str()) == _self.str().length() - _suffix.str().length());
}); });
_vm->bindMethod("str", "join", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("str", "join", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 2, true); vm->__checkArgSize(args, 2, true);
const _Str& _self = vm->PyStr_AS_C(args[0]); const _Str& _self = vm->PyStr_AS_C(args[0]);
const PyVarList& _list = vm->PyList_AS_C(args[1]); const PyVarList& _list = vm->PyList_AS_C(args[1]);
@ -353,20 +373,20 @@ void __initializeBuiltinFunctions(VM* _vm) {
}); });
/************ PyList ************/ /************ PyList ************/
_vm->bindMethod("list", "__iter__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("list", "__iter__", [](VM* vm, PyVarList args) {
vm->__checkType(args[0], vm->_tp_list); vm->__checkType(args[0], vm->_tp_list);
auto iter = std::make_shared<VectorIterator>(vm, args[0]); auto iter = std::make_shared<VectorIterator>(vm, args[0]);
return vm->PyIter(iter); return vm->PyIter(iter);
}); });
_vm->bindMethod("list", "append", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("list", "append", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 2, true); vm->__checkArgSize(args, 2, true);
PyVarList& _self = vm->PyList_AS_C(args[0]); PyVarList& _self = vm->PyList_AS_C(args[0]);
_self.push_back(args[1]); _self.push_back(args[1]);
return vm->None; return vm->None;
}); });
_vm->bindMethod("list", "insert", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("list", "insert", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 3, true); vm->__checkArgSize(args, 3, true);
PyVarList& _self = vm->PyList_AS_C(args[0]); PyVarList& _self = vm->PyList_AS_C(args[0]);
int _index = vm->PyInt_AS_C(args[1]); int _index = vm->PyInt_AS_C(args[1]);
@ -375,18 +395,18 @@ void __initializeBuiltinFunctions(VM* _vm) {
return vm->None; return vm->None;
}); });
_vm->bindMethod("list", "clear", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("list", "clear", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1, true); vm->__checkArgSize(args, 1, true);
vm->PyList_AS_C(args[0]).clear(); vm->PyList_AS_C(args[0]).clear();
return vm->None; return vm->None;
}); });
_vm->bindMethod("list", "copy", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("list", "copy", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1, true); vm->__checkArgSize(args, 1, true);
return vm->PyList(vm->PyList_AS_C(args[0])); return vm->PyList(vm->PyList_AS_C(args[0]));
}); });
_vm->bindMethod("list", "pop", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("list", "pop", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1, true); vm->__checkArgSize(args, 1, true);
PyVarList& _self = vm->PyList_AS_C(args[0]); PyVarList& _self = vm->PyList_AS_C(args[0]);
if(_self.empty()) vm->indexError("pop from empty list"); if(_self.empty()) vm->indexError("pop from empty list");
@ -395,7 +415,7 @@ void __initializeBuiltinFunctions(VM* _vm) {
return ret; return ret;
}); });
_vm->bindMethod("list", "__add__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("list", "__add__", [](VM* vm, PyVarList args) {
const PyVarList& _self = vm->PyList_AS_C(args[0]); const PyVarList& _self = vm->PyList_AS_C(args[0]);
const PyVarList& _obj = vm->PyList_AS_C(args[1]); const PyVarList& _obj = vm->PyList_AS_C(args[1]);
PyVarList _new_list = _self; PyVarList _new_list = _self;
@ -403,12 +423,12 @@ void __initializeBuiltinFunctions(VM* _vm) {
return vm->PyList(_new_list); return vm->PyList(_new_list);
}); });
_vm->bindMethod("list", "__len__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("list", "__len__", [](VM* vm, PyVarList args) {
const PyVarList& _self = vm->PyList_AS_C(args[0]); const PyVarList& _self = vm->PyList_AS_C(args[0]);
return vm->PyInt(_self.size()); return vm->PyInt(_self.size());
}); });
_vm->bindMethod("list", "__getitem__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("list", "__getitem__", [](VM* vm, PyVarList args) {
const PyVarList& _self = vm->PyList_AS_C(args[0]); const PyVarList& _self = vm->PyList_AS_C(args[0]);
if(args[1]->isType(vm->_tp_slice)){ if(args[1]->isType(vm->_tp_slice)){
@ -425,7 +445,7 @@ void __initializeBuiltinFunctions(VM* _vm) {
return _self[_index]; return _self[_index];
}); });
_vm->bindMethod("list", "__setitem__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("list", "__setitem__", [](VM* vm, PyVarList args) {
PyVarList& _self = vm->PyList_AS_C(args[0]); PyVarList& _self = vm->PyList_AS_C(args[0]);
int _index = vm->PyInt_AS_C(args[1]); int _index = vm->PyInt_AS_C(args[1]);
_index = vm->normalizedIndex(_index, _self.size()); _index = vm->normalizedIndex(_index, _self.size());
@ -433,7 +453,7 @@ void __initializeBuiltinFunctions(VM* _vm) {
return vm->None; return vm->None;
}); });
_vm->bindMethod("list", "__delitem__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("list", "__delitem__", [](VM* vm, PyVarList args) {
PyVarList& _self = vm->PyList_AS_C(args[0]); PyVarList& _self = vm->PyList_AS_C(args[0]);
int _index = vm->PyInt_AS_C(args[1]); int _index = vm->PyInt_AS_C(args[1]);
_index = vm->normalizedIndex(_index, _self.size()); _index = vm->normalizedIndex(_index, _self.size());
@ -442,24 +462,24 @@ void __initializeBuiltinFunctions(VM* _vm) {
}); });
/************ PyTuple ************/ /************ PyTuple ************/
_vm->bindMethod("tuple", "__new__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("tuple", "__new__", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1); vm->__checkArgSize(args, 1);
PyVarList _list = vm->PyList_AS_C(vm->call(frame, vm->builtins->attribs["list"], args)); PyVarList _list = vm->PyList_AS_C(vm->call(vm->builtins->attribs["list"], args));
return vm->PyTuple(_list); return vm->PyTuple(_list);
}); });
_vm->bindMethod("tuple", "__iter__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("tuple", "__iter__", [](VM* vm, PyVarList args) {
vm->__checkType(args[0], vm->_tp_tuple); vm->__checkType(args[0], vm->_tp_tuple);
auto iter = std::make_shared<VectorIterator>(vm, args[0]); auto iter = std::make_shared<VectorIterator>(vm, args[0]);
return vm->PyIter(iter); return vm->PyIter(iter);
}); });
_vm->bindMethod("tuple", "__len__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("tuple", "__len__", [](VM* vm, PyVarList args) {
const PyVarList& _self = vm->PyTuple_AS_C(args[0]); const PyVarList& _self = vm->PyTuple_AS_C(args[0]);
return vm->PyInt(_self.size()); return vm->PyInt(_self.size());
}); });
_vm->bindMethod("tuple", "__getitem__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("tuple", "__getitem__", [](VM* vm, PyVarList args) {
const PyVarList& _self = vm->PyTuple_AS_C(args[0]); const PyVarList& _self = vm->PyTuple_AS_C(args[0]);
int _index = vm->PyInt_AS_C(args[1]); int _index = vm->PyInt_AS_C(args[1]);
_index = vm->normalizedIndex(_index, _self.size()); _index = vm->normalizedIndex(_index, _self.size());
@ -467,12 +487,12 @@ void __initializeBuiltinFunctions(VM* _vm) {
}); });
/************ PyBool ************/ /************ PyBool ************/
_vm->bindMethod("bool", "__repr__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("bool", "__repr__", [](VM* vm, PyVarList args) {
bool val = vm->PyBool_AS_C(args[0]); bool val = vm->PyBool_AS_C(args[0]);
return vm->PyStr(val ? "True" : "False"); return vm->PyStr(val ? "True" : "False");
}); });
_vm->bindMethod("bool", "__eq__", [](VM* vm, Frame* frame, PyVarList args) { _vm->bindMethod("bool", "__eq__", [](VM* vm, PyVarList args) {
return vm->PyBool(args[0] == args[1]); return vm->PyBool(args[0] == args[1]);
}); });
} }
@ -495,7 +515,7 @@ void __runCodeBuiltins(VM* vm, const char* src){
void __addModuleTime(VM* vm){ void __addModuleTime(VM* vm){
PyVar mod = vm->newModule("time"); PyVar mod = vm->newModule("time");
vm->bindFunc(mod, "time", [](VM* vm, Frame* frame, PyVarList args) { vm->bindFunc(mod, "time", [](VM* vm, PyVarList args) {
auto now = std::chrono::high_resolution_clock::now(); auto now = std::chrono::high_resolution_clock::now();
return vm->PyFloat(std::chrono::duration_cast<std::chrono::microseconds>(now.time_since_epoch()).count() / 1000000.0); return vm->PyFloat(std::chrono::duration_cast<std::chrono::microseconds>(now.time_since_epoch()).count() / 1000000.0);
}); });
@ -503,7 +523,7 @@ void __addModuleTime(VM* vm){
void __addModuleSys(VM* vm){ void __addModuleSys(VM* vm){
PyVar mod = vm->newModule("sys"); PyVar mod = vm->newModule("sys");
vm->bindFunc(mod, "getrefcount", [](VM* vm, Frame* frame, PyVarList args) { vm->bindFunc(mod, "getrefcount", [](VM* vm, PyVarList args) {
vm->__checkArgSize(args, 1); vm->__checkArgSize(args, 1);
return vm->PyInt(args[0].use_count()); return vm->PyInt(args[0].use_count());
}); });

53
src/vm.h
View File

@ -103,7 +103,7 @@ private:
case OP_LIST_APPEND: { case OP_LIST_APPEND: {
PyVar obj = frame->popValue(this); PyVar obj = frame->popValue(this);
PyVar list = frame->topNValue(this, -2); PyVar list = frame->topNValue(this, -2);
fastCall(frame, list, "append", {list, obj}); fastCall(list, "append", {list, obj});
} break; } break;
case OP_STORE_FUNCTION: case OP_STORE_FUNCTION:
{ {
@ -140,7 +140,7 @@ private:
{ {
PyVar rhs = frame->popValue(this); PyVar rhs = frame->popValue(this);
PyVar lhs = frame->popValue(this); PyVar lhs = frame->popValue(this);
frame->push(fastCall(frame, lhs, BIN_SPECIAL_METHODS[byte.arg], {lhs,rhs})); frame->push(fastCall(lhs, BIN_SPECIAL_METHODS[byte.arg], {lhs,rhs}));
} break; } break;
case OP_COMPARE_OP: case OP_COMPARE_OP:
{ {
@ -148,7 +148,7 @@ private:
PyVar lhs = frame->popValue(this); PyVar lhs = frame->popValue(this);
// for __ne__ we use the negation of __eq__ // for __ne__ we use the negation of __eq__
int op = byte.arg == 3 ? 2 : byte.arg; int op = byte.arg == 3 ? 2 : byte.arg;
PyVar res = fastCall(frame, lhs, CMP_SPECIAL_METHODS[op], {lhs,rhs}); PyVar res = fastCall(lhs, CMP_SPECIAL_METHODS[op], {lhs,rhs});
if(op != byte.arg) res = PyBool(!PyBool_AS_C(res)); if(op != byte.arg) res = PyBool(!PyBool_AS_C(res));
frame->push(res); frame->push(res);
} break; } break;
@ -162,14 +162,14 @@ private:
{ {
PyVar rhs = frame->popValue(this); PyVar rhs = frame->popValue(this);
PyVar lhs = frame->popValue(this); PyVar lhs = frame->popValue(this);
bool ret_c = PyBool_AS_C(call(frame, rhs, __contains__, {lhs})); bool ret_c = PyBool_AS_C(call(rhs, __contains__, {lhs}));
if(byte.arg == 1) ret_c = !ret_c; if(byte.arg == 1) ret_c = !ret_c;
frame->push(PyBool(ret_c)); frame->push(PyBool(ret_c));
} break; } break;
case OP_UNARY_NEGATIVE: case OP_UNARY_NEGATIVE:
{ {
PyVar obj = frame->popValue(this); PyVar obj = frame->popValue(this);
frame->push(call(frame, obj, __neg__, {})); frame->push(call(obj, __neg__, {}));
} break; } break;
case OP_UNARY_NOT: case OP_UNARY_NOT:
{ {
@ -202,9 +202,9 @@ private:
case OP_BUILD_MAP: case OP_BUILD_MAP:
{ {
PyVarList items = frame->popNValuesReversed(this, byte.arg*2); PyVarList items = frame->popNValuesReversed(this, byte.arg*2);
PyVar obj = call(frame, builtins->attribs["dict"], {}); PyVar obj = call(builtins->attribs["dict"], {});
for(int i=0; i<items.size(); i+=2){ for(int i=0; i<items.size(); i+=2){
call(frame, obj, __setitem__, {items[i], items[i+1]}); call(obj, __setitem__, {items[i], items[i+1]});
} }
frame->push(obj); frame->push(obj);
} break; } break;
@ -213,7 +213,7 @@ private:
{ {
PyVarList args = frame->popNValuesReversed(this, byte.arg); PyVarList args = frame->popNValuesReversed(this, byte.arg);
PyVar callable = frame->popValue(this); PyVar callable = frame->popValue(this);
frame->push(call(frame, callable, args)); frame->push(call(callable, args));
} break; } break;
case OP_JUMP_ABSOLUTE: frame->jumpTo(byte.arg); break; case OP_JUMP_ABSOLUTE: frame->jumpTo(byte.arg); break;
case OP_GET_ITER: case OP_GET_ITER:
@ -221,7 +221,7 @@ private:
PyVar obj = frame->popValue(this); PyVar obj = frame->popValue(this);
PyVarOrNull iter_fn = getAttr(obj, __iter__, false); PyVarOrNull iter_fn = getAttr(obj, __iter__, false);
if(iter_fn != nullptr){ if(iter_fn != nullptr){
PyVar tmp = call(frame, iter_fn, {obj}); PyVar tmp = call(iter_fn, {obj});
PyIter_AS_C(tmp)->var = PyPointer_AS_C(frame->__pop()); PyIter_AS_C(tmp)->var = PyPointer_AS_C(frame->__pop());
frame->push(tmp); frame->push(tmp);
}else{ }else{
@ -299,13 +299,18 @@ public:
PyVar asStr(const PyVar& obj){ PyVar asStr(const PyVar& obj){
PyVarOrNull str_fn = getAttr(obj, __str__, false); PyVarOrNull str_fn = getAttr(obj, __str__, false);
if(str_fn != nullptr) return call(nullptr, str_fn, {}); if(str_fn != nullptr) return call(str_fn, {});
return asRepr(obj); return asRepr(obj);
} }
Frame* topFrame(){
if(callstack.size() == 0) UNREACHABLE();
return callstack.top().get();
}
PyVar asRepr(const PyVar& obj){ PyVar asRepr(const PyVar& obj){
if(obj->isType(_tp_type)) return PyStr("<class '" + obj->getName() + "'>"); if(obj->isType(_tp_type)) return PyStr("<class '" + obj->getName() + "'>");
return call(nullptr, obj, __repr__, {}); return call(obj, __repr__, {});
} }
PyVar asBool(const PyVar& obj){ PyVar asBool(const PyVar& obj){
@ -316,18 +321,18 @@ public:
if(tp == _tp_float) return PyBool(PyFloat_AS_C(obj) != 0.0); if(tp == _tp_float) return PyBool(PyFloat_AS_C(obj) != 0.0);
PyVarOrNull len_fn = getAttr(obj, "__len__", false); PyVarOrNull len_fn = getAttr(obj, "__len__", false);
if(len_fn != nullptr){ if(len_fn != nullptr){
PyVar ret = call(nullptr, len_fn, {}); PyVar ret = call(len_fn, {});
return PyBool(PyInt_AS_C(ret) > 0); return PyBool(PyInt_AS_C(ret) > 0);
} }
return True; return True;
} }
PyVar fastCall(Frame* frame, const PyVar& obj, const _Str& name, PyVarList args){ PyVar fastCall(const PyVar& obj, const _Str& name, PyVarList args){
PyVar cls = obj->attribs[__class__]; PyVar cls = obj->attribs[__class__];
while(cls != None) { while(cls != None) {
auto it = cls->attribs.find(name); auto it = cls->attribs.find(name);
if(it != cls->attribs.end()){ if(it != cls->attribs.end()){
return call(frame, it->second, args); return call(it->second, args);
} }
cls = cls->attribs[__base__]; cls = cls->attribs[__base__];
} }
@ -335,18 +340,18 @@ public:
return nullptr; return nullptr;
} }
PyVar call(Frame* frame, PyVar callable, PyVarList args){ PyVar call(PyVar callable, PyVarList args){
if(callable->isType(_tp_type)){ if(callable->isType(_tp_type)){
auto it = callable->attribs.find(__new__); auto it = callable->attribs.find(__new__);
PyVar obj; PyVar obj;
if(it != callable->attribs.end()){ if(it != callable->attribs.end()){
obj = call(frame, it->second, args); obj = call(it->second, args);
}else{ }else{
obj = newObject(callable, (_Int)-1); obj = newObject(callable, (_Int)-1);
} }
if(obj->isType(callable)){ if(obj->isType(callable)){
PyVarOrNull init_fn = getAttr(obj, __init__, false); PyVarOrNull init_fn = getAttr(obj, __init__, false);
if (init_fn != nullptr) call(frame, init_fn, args); if (init_fn != nullptr) call(init_fn, args);
} }
return obj; return obj;
} }
@ -359,7 +364,7 @@ public:
if(callable->isType(_tp_native_function)){ if(callable->isType(_tp_native_function)){
auto f = std::get<_CppFunc>(callable->_native); auto f = std::get<_CppFunc>(callable->_native);
return f(this, frame, args); return f(this, args);
} else if(callable->isType(_tp_function)){ } else if(callable->isType(_tp_function)){
_Func fn = PyFunction_AS_C(callable); _Func fn = PyFunction_AS_C(callable);
PyVarDict locals; PyVarDict locals;
@ -392,15 +397,15 @@ public:
if(it_m != callable->attribs.end()){ if(it_m != callable->attribs.end()){
return _exec(fn.code, it_m->second, locals); return _exec(fn.code, it_m->second, locals);
}else{ }else{
return _exec(fn.code, frame->_module, locals); return _exec(fn.code, topFrame()->_module, locals);
} }
} }
typeError("'" + callable->getTypeName() + "' object is not callable"); typeError("'" + callable->getTypeName() + "' object is not callable");
return None; return None;
} }
inline PyVar call(Frame* frame, const PyVar& obj, const _Str& func, PyVarList args){ inline PyVar call(const PyVar& obj, const _Str& func, PyVarList args){
return call(frame, getAttr(obj, func), args); return call(getAttr(obj, func), args);
} }
PyVar exec(const _Code& code, PyVar _module=nullptr){ PyVar exec(const _Code& code, PyVar _module=nullptr){
@ -770,15 +775,15 @@ void AttrPointer::del(VM* vm, Frame* frame) const{
} }
PyVar IndexPointer::get(VM* vm, Frame* frame) const{ PyVar IndexPointer::get(VM* vm, Frame* frame) const{
return vm->call(frame, obj, __getitem__, {index}); return vm->call(obj, __getitem__, {index});
} }
void IndexPointer::set(VM* vm, Frame* frame, PyVar val) const{ void IndexPointer::set(VM* vm, Frame* frame, PyVar val) const{
vm->call(frame, obj, __setitem__, {index, val}); vm->call(obj, __setitem__, {index, val});
} }
void IndexPointer::del(VM* vm, Frame* frame) const{ void IndexPointer::del(VM* vm, Frame* frame) const{
vm->call(frame, obj, __delitem__, {index}); vm->call(obj, __delitem__, {index});
} }
PyVar CompoundPointer::get(VM* vm, Frame* frame) const{ PyVar CompoundPointer::get(VM* vm, Frame* frame) const{