some renaming

This commit is contained in:
blueloveTH 2022-12-11 02:28:13 +08:00
parent 0a90998fe2
commit 93e6eb99ea
8 changed files with 98 additions and 97 deletions

View File

@ -30,7 +30,7 @@
#define UNREACHABLE() throw std::runtime_error( __FILE__ + std::string(":") + std::to_string(__LINE__) + " UNREACHABLE()!");
#endif
#define PK_VERSION "0.4.8"
#define PK_VERSION "0.5.0"
//#define PKPY_NO_TYPE_CHECK
//#define PKPY_NO_INDEX_CHECK

View File

@ -394,7 +394,7 @@ public:
_TokenType op = parser->previous.type;
if(op == TK("=")) { // a = (expr)
EXPR_TUPLE();
emitCode(OP_STORE_PTR);
emitCode(OP_STORE_REF);
}else{ // a += (expr) -> a = a + (expr)
// TODO: optimization is needed for inplace operators
emitCode(OP_DUP_TOP);
@ -407,7 +407,7 @@ public:
case TK("//="): emitCode(OP_BINARY_OP, 4); break;
default: UNREACHABLE();
}
emitCode(OP_STORE_PTR);
emitCode(OP_STORE_REF);
}
}
@ -592,21 +592,21 @@ __LISTCOMP:
tkname.str(),
codes.size()>1 ? NAME_LOCAL : NAME_GLOBAL
);
emitCode(OP_LOAD_NAME_PTR, index);
emitCode(OP_LOAD_NAME_REF, index);
}
void exprAttrib() {
consume(TK("@id"));
const _Str& name = parser->previous.str();
int index = getCode()->addName(name, NAME_ATTR);
emitCode(OP_BUILD_ATTR_PTR, index);
emitCode(OP_BUILD_ATTR_REF, index);
}
void exprAttribPtr(){
consume(TK("@id"));
const _Str& name = parser->previous.str();
int index = getCode()->addName(name, NAME_ATTR);
emitCode(OP_BUILD_ATTR_PTR_PTR, index);
emitCode(OP_BUILD_ATTR_REF_PTR, index);
}
// [:], [:b]
@ -636,7 +636,7 @@ __LISTCOMP:
}
}
emitCode(OP_BUILD_INDEX_PTR);
emitCode(OP_BUILD_INDEX_REF);
}
void exprValue() {
@ -703,7 +703,7 @@ __LISTCOMP:
tkmodule = parser->previous;
}
int index = getCode()->addName(tkmodule.str(), NAME_GLOBAL);
emitCode(OP_STORE_NAME_PTR, index);
emitCode(OP_STORE_NAME_REF, index);
} while (match(TK(",")));
consumeEndStatement();
}
@ -717,13 +717,13 @@ __LISTCOMP:
consume(TK("@id"));
Token tkname = parser->previous;
int index = getCode()->addName(tkname.str(), NAME_GLOBAL);
emitCode(OP_BUILD_ATTR_PTR, index);
emitCode(OP_BUILD_ATTR_REF, index);
if (match(TK("as"))) {
consume(TK("@id"));
tkname = parser->previous;
}
index = getCode()->addName(tkname.str(), NAME_GLOBAL);
emitCode(OP_STORE_NAME_PTR, index);
emitCode(OP_STORE_NAME_REF, index);
} while (match(TK(",")));
emitCode(OP_POP_TOP);
consumeEndStatement();
@ -846,11 +846,11 @@ __LISTCOMP:
tkname.str(),
codes.size()>1 ? NAME_LOCAL : NAME_GLOBAL
);
emitCode(OP_STORE_NAME_PTR, index);
emitCode(OP_LOAD_NAME_PTR, index);
emitCode(OP_STORE_NAME_REF, index);
emitCode(OP_LOAD_NAME_REF, index);
emitCode(OP_WITH_ENTER);
compileBlockBody();
emitCode(OP_LOAD_NAME_PTR, index);
emitCode(OP_LOAD_NAME_REF, index);
emitCode(OP_WITH_EXIT);
} else if(match(TK("label"))){
if(mode() != EXEC_MODE) syntaxError("'label' is only available in EXEC_MODE");
@ -872,7 +872,7 @@ __LISTCOMP:
consumeEndStatement();
} else if(match(TK("del"))){
EXPR();
emitCode(OP_DELETE_PTR);
emitCode(OP_DELETE_REF);
consumeEndStatement();
} else if(match(TK("global"))){
consume(TK("@id"));
@ -886,7 +886,7 @@ __LISTCOMP:
// If last op is not an assignment, pop the result.
uint8_t lastOp = getCode()->co_code.back().op;
if( lastOp != OP_STORE_NAME_PTR && lastOp != OP_STORE_PTR){
if( lastOp != OP_STORE_NAME_REF && lastOp != OP_STORE_REF){
if(mode()==SINGLE_MODE && parser->indents.top() == 0){
emitCode(OP_PRINT_EXPR);
}
@ -910,7 +910,7 @@ __LISTCOMP:
isCompilingClass = false;
if(superClsNameIdx == -1) emitCode(OP_LOAD_NONE);
else emitCode(OP_LOAD_NAME_PTR, superClsNameIdx);
else emitCode(OP_LOAD_NAME_REF, superClsNameIdx);
emitCode(OP_BUILD_CLASS, clsNameIdx);
}

View File

@ -3,8 +3,8 @@
#include "pocketpy.h"
//#define PK_DEBUG_TIME
#define PK_DEBUG_THREADED
#define PK_DEBUG_TIME
//#define PK_DEBUG_THREADED
struct Timer{
const char* title;

View File

@ -6,7 +6,7 @@ typedef int64_t _Int;
typedef double _Float;
struct CodeObject;
struct BasePointer;
struct BaseRef;
class VM;
class Frame;
@ -59,7 +59,7 @@ protected:
public:
virtual PyVar next() = 0;
virtual bool hasNext() = 0;
VarRef var;
PyVarRef var;
BaseIterator(VM* vm, PyVar _ref) : vm(vm), _ref(_ref) {}
virtual ~BaseIterator() = default;
};

View File

@ -49,13 +49,13 @@ OPCODE(RAISE_ERROR)
OPCODE(STORE_FUNCTION)
OPCODE(BUILD_CLASS)
OPCODE(LOAD_NAME_PTR) // no arg
OPCODE(BUILD_ATTR_PTR) // arg for the name_ptr, [ptr, name_ptr] -> (*ptr).name_ptr
OPCODE(BUILD_INDEX_PTR) // no arg, [ptr, expr] -> (*ptr)[expr]
OPCODE(STORE_NAME_PTR) // arg for the name_ptr, [expr], directly store to the name_ptr without pushing it to the stack
OPCODE(STORE_PTR) // no arg, [ptr, expr] -> *ptr = expr
OPCODE(DELETE_PTR) // no arg, [ptr] -> [] -> delete ptr
OPCODE(BUILD_ATTR_PTR_PTR) // arg for the name_ptr, [ptr, name_ptr] -> (*ptr)->name_ptr
OPCODE(LOAD_NAME_REF) // no arg
OPCODE(BUILD_ATTR_REF) // arg for the name_ptr, [ptr, name_ptr] -> (*ptr).name_ptr
OPCODE(BUILD_INDEX_REF) // no arg, [ptr, expr] -> (*ptr)[expr]
OPCODE(STORE_NAME_REF) // arg for the name_ptr, [expr], directly store to the name_ptr without pushing it to the stack
OPCODE(STORE_REF) // no arg, [ptr, expr] -> *ptr = expr
OPCODE(DELETE_REF) // no arg, [ptr] -> [] -> delete ptr
OPCODE(BUILD_ATTR_REF_PTR) // arg for the name_ptr, [ptr, name_ptr] -> (*ptr)->name_ptr
OPCODE(BUILD_SMART_TUPLE) // if all elements are pointers, build a compound pointer, otherwise build a tuple
OPCODE(BUILD_STRING) // arg is the expr count, build a string from the top of the stack

View File

@ -4,11 +4,11 @@
class Frame;
struct BasePointer {
struct BaseRef {
virtual PyVar get(VM*, Frame*) const = 0;
virtual void set(VM*, Frame*, PyVar) const = 0;
virtual void del(VM*, Frame*) const = 0;
virtual ~BasePointer() = default;
virtual ~BaseRef() = default;
};
enum NameScope {
@ -17,49 +17,49 @@ enum NameScope {
NAME_ATTR = 2,
};
struct NamePointer : BasePointer {
struct NameRef : BaseRef {
const std::pair<_Str, NameScope>* pair;
NamePointer(const std::pair<_Str, NameScope>* pair) : pair(pair) {}
NameRef(const std::pair<_Str, NameScope>* pair) : pair(pair) {}
PyVar get(VM* vm, Frame* frame) const;
void set(VM* vm, Frame* frame, PyVar val) const;
void del(VM* vm, Frame* frame) const;
};
struct AttrPointer : BasePointer {
struct AttrRef : BaseRef {
mutable PyVar obj;
const NamePointer attr;
AttrPointer(PyVar obj, const NamePointer attr) : obj(obj), attr(attr) {}
const NameRef attr;
AttrRef(PyVar obj, const NameRef attr) : obj(obj), attr(attr) {}
PyVar get(VM* vm, Frame* frame) const;
void set(VM* vm, Frame* frame, PyVar val) const;
void del(VM* vm, Frame* frame) const;
};
struct IndexPointer : BasePointer {
struct IndexRef : BaseRef {
mutable PyVar obj;
PyVar index;
IndexPointer(PyVar obj, PyVar index) : obj(obj), index(index) {}
IndexRef(PyVar obj, PyVar index) : obj(obj), index(index) {}
PyVar get(VM* vm, Frame* frame) const;
void set(VM* vm, Frame* frame, PyVar val) const;
void del(VM* vm, Frame* frame) const;
};
struct CompoundPointer : BasePointer {
struct TupleRef : BaseRef {
PyVarList varRefs;
CompoundPointer(const PyVarList& varRefs) : varRefs(varRefs) {}
CompoundPointer(PyVarList&& varRefs) : varRefs(std::move(varRefs)) {}
TupleRef(const PyVarList& varRefs) : varRefs(varRefs) {}
TupleRef(PyVarList&& varRefs) : varRefs(std::move(varRefs)) {}
PyVar get(VM* vm, Frame* frame) const;
void set(VM* vm, Frame* frame, PyVar val) const;
void del(VM* vm, Frame* frame) const;
};
struct UserPointer : BasePointer {
VarRef p;
struct UserPointer : BaseRef {
PyVarRef p;
uint64_t f_id;
UserPointer(VarRef p, uint64_t f_id) : p(p), f_id(f_id) {}
UserPointer(PyVarRef p, uint64_t f_id) : p(p), f_id(f_id) {}
PyVar get(VM* vm, Frame* frame) const;
void set(VM* vm, Frame* frame, PyVar val) const;

View File

@ -7,7 +7,7 @@
struct PyObject;
typedef pkpy::shared_ptr<PyObject> PyVar;
typedef PyVar PyVarOrNull;
typedef PyVar VarRef;
typedef PyVar PyVarRef;
class PyVarList: public std::vector<PyVar> {
PyVar& at(size_t) = delete;

109
src/vm.h
View File

@ -53,48 +53,48 @@ protected:
setAttr(obj, __module__, frame->_module);
frame->push(obj);
} break;
case OP_LOAD_NAME_PTR: {
frame->push(PyPointer(NamePointer(
case OP_LOAD_NAME_REF: {
frame->push(PyRef(NameRef(
&(frame->code->co_names[byte.arg])
)));
} break;
case OP_STORE_NAME_PTR: {
case OP_STORE_NAME_REF: {
const auto& p = frame->code->co_names[byte.arg];
NamePointer(&p).set(this, frame, frame->popValue(this));
NameRef(&p).set(this, frame, frame->popValue(this));
} break;
case OP_BUILD_ATTR_PTR: {
case OP_BUILD_ATTR_REF: {
const auto& attr = frame->code->co_names[byte.arg];
PyVar obj = frame->popValue(this);
frame->push(PyPointer(AttrPointer(obj, NamePointer(&attr))));
frame->push(PyRef(AttrRef(obj, NameRef(&attr))));
} break;
case OP_BUILD_ATTR_PTR_PTR: {
case OP_BUILD_ATTR_REF_PTR: {
const auto& attr = frame->code->co_names[byte.arg];
PyVar obj = frame->popValue(this);
__checkType(obj, _tp_user_pointer);
const VarRef& var = UNION_GET(VarRef, obj);
auto p = PyPointer_AS_C(var);
frame->push(PyPointer(AttrPointer(p->get(this, frame), &attr)));
const PyVarRef& var = UNION_GET(PyVarRef, obj);
auto p = PyRef_AS_C(var);
frame->push(PyRef(AttrRef(p->get(this, frame), &attr)));
} break;
case OP_BUILD_INDEX_PTR: {
case OP_BUILD_INDEX_REF: {
PyVar index = frame->popValue(this);
VarRef obj = frame->popValue(this);
frame->push(PyPointer(IndexPointer(obj, index)));
PyVarRef obj = frame->popValue(this);
frame->push(PyRef(IndexRef(obj, index)));
} break;
case OP_STORE_PTR: {
case OP_STORE_REF: {
PyVar obj = frame->popValue(this);
VarRef r = frame->__pop();
PyPointer_AS_C(r)->set(this, frame, std::move(obj));
PyVarRef r = frame->__pop();
PyRef_AS_C(r)->set(this, frame, std::move(obj));
} break;
case OP_DELETE_PTR: {
VarRef r = frame->__pop();
PyPointer_AS_C(r)->del(this, frame);
case OP_DELETE_REF: {
PyVarRef r = frame->__pop();
PyRef_AS_C(r)->del(this, frame);
} break;
case OP_BUILD_SMART_TUPLE:
{
pkpy::ArgList items = frame->__popNReversed(byte.arg);
bool done = false;
for(int i=0; i<items.size(); i++){
if(!items[i]->isType(_tp_pointer)) {
if(!items[i]->isType(_tp_ref)) {
done = true;
PyVarList values(items.size());
for(int i=0; i<items.size(); i++){
@ -105,7 +105,7 @@ protected:
}
}
if(done) break;
frame->push(PyPointer(CompoundPointer(items.toList())));
frame->push(PyRef(TupleRef(items.toList())));
} break;
case OP_BUILD_STRING:
{
@ -200,11 +200,11 @@ protected:
case OP_UNARY_REF:
{
// _pointer to pointer
VarRef obj = frame->__pop();
__checkType(obj, _tp_pointer);
PyVarRef obj = frame->__pop();
__checkType(obj, _tp_ref);
frame->push(newObject(
_tp_user_pointer,
PyPointer(UserPointer(obj, frame->id))
PyRef(UserPointer(obj, frame->id))
));
} break;
case OP_UNARY_DEREF:
@ -212,7 +212,7 @@ protected:
// pointer to _pointer
PyVar obj = frame->popValue(this);
__checkType(obj, _tp_user_pointer);
frame->push(UNION_GET(VarRef, obj));
frame->push(UNION_GET(PyVarRef, obj));
} break;
case OP_POP_JUMP_IF_FALSE:
if(!PyBool_AS_C(asBool(frame->popValue(this)))) frame->jump(byte.arg);
@ -276,8 +276,8 @@ protected:
PyVarOrNull iter_fn = getAttr(obj, __iter__, false);
if(iter_fn != nullptr){
PyVar tmp = call(iter_fn, pkpy::oneArg(obj));
VarRef var = frame->__pop();
__checkType(var, _tp_pointer);
PyVarRef var = frame->__pop();
__checkType(var, _tp_ref);
PyIter_AS_C(tmp)->var = var;
frame->push(std::move(tmp));
}else{
@ -290,7 +290,7 @@ protected:
// __top() must be PyIter, so no need to __deref()
auto& it = PyIter_AS_C(frame->__top());
if(it->hasNext()){
PyPointer_AS_C(it->var)->set(this, frame, it->next());
PyRef_AS_C(it->var)->set(this, frame, it->next());
}
else{
frame->safeJump(byte.arg);
@ -780,19 +780,20 @@ public:
PyVar _tp_object, _tp_type, _tp_int, _tp_float, _tp_bool, _tp_str;
PyVar _tp_list, _tp_tuple;
PyVar _tp_function, _tp_native_function, _tp_native_iterator, _tp_bounded_method;
PyVar _tp_slice, _tp_range, _tp_module, _tp_pointer;
PyVar _tp_slice, _tp_range, _tp_module, _tp_ref;
PyVar _tp_user_pointer, _tp_super;
template<typename P>
inline VarRef PyPointer(P value) {
static_assert(std::is_base_of<BasePointer, P>::value, "P should derive from BasePointer");
return newObject(_tp_pointer, value);
inline PyVarRef PyRef(P value) {
// TODO: use perfect forwarding
static_assert(std::is_base_of<BaseRef, P>::value, "P should derive from BaseRef");
return newObject(_tp_ref, value);
}
inline const BasePointer* PyPointer_AS_C(const PyVar& obj)
inline const BaseRef* PyRef_AS_C(const PyVar& obj)
{
if(!obj->isType(_tp_pointer)) typeError("expected an l-value");
return (const BasePointer*)(obj->value());
if(!obj->isType(_tp_ref)) typeError("expected an l-value");
return (const BaseRef*)(obj->value());
}
__DEF_PY_AS_C(Int, _Int, _tp_int)
@ -832,7 +833,7 @@ public:
_tp_slice = newClassType("slice");
_tp_range = newClassType("range");
_tp_module = newClassType("module");
_tp_pointer = newClassType("_pointer");
_tp_ref = newClassType("_pointer");
_tp_user_pointer = newClassType("pointer");
newClassType("NoneType");
@ -967,7 +968,7 @@ public:
/***** Pointers' Impl *****/
PyVar NamePointer::get(VM* vm, Frame* frame) const{
PyVar NameRef::get(VM* vm, Frame* frame) const{
auto it = frame->f_locals.find(pair->first);
if(it != frame->f_locals.end()) return it->second;
it = frame->f_globals().find(pair->first);
@ -978,7 +979,7 @@ PyVar NamePointer::get(VM* vm, Frame* frame) const{
return nullptr;
}
void NamePointer::set(VM* vm, Frame* frame, PyVar val) const{
void NameRef::set(VM* vm, Frame* frame, PyVar val) const{
switch(pair->second) {
case NAME_LOCAL: frame->f_locals[pair->first] = std::move(val); break;
case NAME_GLOBAL:
@ -993,7 +994,7 @@ void NamePointer::set(VM* vm, Frame* frame, PyVar val) const{
}
}
void NamePointer::del(VM* vm, Frame* frame) const{
void NameRef::del(VM* vm, Frame* frame) const{
switch(pair->second) {
case NAME_LOCAL: {
if(frame->f_locals.count(pair->first) > 0){
@ -1018,39 +1019,39 @@ void NamePointer::del(VM* vm, Frame* frame) const{
}
}
PyVar AttrPointer::get(VM* vm, Frame* frame) const{
PyVar AttrRef::get(VM* vm, Frame* frame) const{
return vm->getAttr(obj, attr.pair->first);
}
void AttrPointer::set(VM* vm, Frame* frame, PyVar val) const{
void AttrRef::set(VM* vm, Frame* frame, PyVar val) const{
vm->setAttr(obj, attr.pair->first, val);
}
void AttrPointer::del(VM* vm, Frame* frame) const{
void AttrRef::del(VM* vm, Frame* frame) const{
vm->typeError("cannot delete attribute");
}
PyVar IndexPointer::get(VM* vm, Frame* frame) const{
PyVar IndexRef::get(VM* vm, Frame* frame) const{
return vm->call(obj, __getitem__, pkpy::oneArg(index));
}
void IndexPointer::set(VM* vm, Frame* frame, PyVar val) const{
void IndexRef::set(VM* vm, Frame* frame, PyVar val) const{
vm->call(obj, __setitem__, pkpy::twoArgs(index, val));
}
void IndexPointer::del(VM* vm, Frame* frame) const{
void IndexRef::del(VM* vm, Frame* frame) const{
vm->call(obj, __delitem__, pkpy::oneArg(index));
}
PyVar CompoundPointer::get(VM* vm, Frame* frame) const{
PyVar TupleRef::get(VM* vm, Frame* frame) const{
PyVarList args(varRefs.size());
for (int i = 0; i < varRefs.size(); i++) {
args[i] = vm->PyPointer_AS_C(varRefs[i])->get(vm, frame);
args[i] = vm->PyRef_AS_C(varRefs[i])->get(vm, frame);
}
return vm->PyTuple(args);
}
void CompoundPointer::set(VM* vm, Frame* frame, PyVar val) const{
void TupleRef::set(VM* vm, Frame* frame, PyVar val) const{
if(!val->isType(vm->_tp_tuple) && !val->isType(vm->_tp_list)){
vm->typeError("only tuple or list can be unpacked");
}
@ -1058,24 +1059,24 @@ void CompoundPointer::set(VM* vm, Frame* frame, PyVar val) const{
if(args.size() > varRefs.size()) vm->valueError("too many values to unpack");
if(args.size() < varRefs.size()) vm->valueError("not enough values to unpack");
for (int i = 0; i < varRefs.size(); i++) {
vm->PyPointer_AS_C(varRefs[i])->set(vm, frame, args[i]);
vm->PyRef_AS_C(varRefs[i])->set(vm, frame, args[i]);
}
}
void CompoundPointer::del(VM* vm, Frame* frame) const{
for (auto& r : varRefs) vm->PyPointer_AS_C(r)->del(vm, frame);
void TupleRef::del(VM* vm, Frame* frame) const{
for (auto& r : varRefs) vm->PyRef_AS_C(r)->del(vm, frame);
}
PyVar UserPointer::get(VM* vm, Frame* frame) const{
frame = vm->__findFrame(f_id);
if(frame == nullptr) vm->nullPointerError();
return vm->PyPointer_AS_C(p)->get(vm, frame);
return vm->PyRef_AS_C(p)->get(vm, frame);
}
void UserPointer::set(VM* vm, Frame* frame, PyVar val) const{
frame = vm->__findFrame(f_id);
if(frame == nullptr) vm->nullPointerError();
vm->PyPointer_AS_C(p)->set(vm, frame, val);
vm->PyRef_AS_C(p)->set(vm, frame, val);
}
void UserPointer::del(VM* vm, Frame* frame) const{
@ -1084,7 +1085,7 @@ void UserPointer::del(VM* vm, Frame* frame) const{
/***** Frame's Impl *****/
inline PyVar Frame::__deref_pointer(VM* vm, PyVar v){
if(v->isType(vm->_tp_pointer)) return vm->PyPointer_AS_C(v)->get(vm, this);
if(v->isType(vm->_tp_ref)) return vm->PyRef_AS_C(v)->get(vm, this);
return v;
}