mirror of
https://github.com/pocketpy/pocketpy
synced 2025-10-30 16:30:16 +00:00
87 lines
2.7 KiB
C
87 lines
2.7 KiB
C
#pragma once
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#include "pocketpy/common/memorypool.h"
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#include "pocketpy/objects/codeobject.h"
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#include "pocketpy/objects/namedict.h"
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#include "pocketpy/objects/object.h"
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#include "pocketpy/common/config.h"
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#include "pocketpy/common/strname.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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py_TValue* FastLocals__try_get_by_name(py_TValue* locals, const CodeObject* co, py_Name name);
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NameDict* FastLocals__to_namedict(py_TValue* locals, const CodeObject* co);
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typedef struct ValueStack {
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// We allocate extra PK_VM_STACK_SIZE/128 places to keep `_sp` valid when `is_overflow() ==
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// true`.
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py_TValue* sp;
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py_TValue* end;
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py_TValue begin[PK_VM_STACK_SIZE + PK_VM_STACK_SIZE / 128];
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} ValueStack;
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void ValueStack__ctor(ValueStack* self);
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void ValueStack__clear(ValueStack* self);
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typedef struct UnwindTarget {
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struct UnwindTarget* next;
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int iblock;
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int offset;
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} UnwindTarget;
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UnwindTarget* UnwindTarget__new(UnwindTarget* next, int iblock, int offset);
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void UnwindTarget__delete(UnwindTarget* self);
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typedef struct Frame {
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struct Frame* f_back;
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const Bytecode* ip;
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const CodeObject* co;
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py_TValue module; // weak ref
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PyObject* function; // a function object or NULL (global scope)
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py_TValue* p0; // unwinding base
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py_TValue* locals; // locals base
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const CodeObject* locals_co;
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UnwindTarget* uw_list;
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} Frame;
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Frame* Frame__new(const CodeObject* co,
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py_TValue* module,
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const py_TValue* function,
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py_TValue* p0,
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py_TValue* locals,
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const CodeObject* locals_co);
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void Frame__delete(Frame* self);
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PK_INLINE int Frame__ip(const Frame* self) { return self->ip - (Bytecode*)self->co->codes.data; }
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PK_INLINE int Frame__lineno(const Frame* self) {
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int ip = Frame__ip(self);
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return c11__getitem(BytecodeEx, &self->co->codes_ex, ip).lineno;
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}
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PK_INLINE int Frame__iblock(const Frame* self) {
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int ip = Frame__ip(self);
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return c11__getitem(BytecodeEx, &self->co->codes_ex, ip).iblock;
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}
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PK_INLINE py_TValue* Frame__f_locals_try_get(Frame* self, py_Name name) {
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return FastLocals__try_get_by_name(self->locals, self->locals_co, name);
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}
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py_TValue* Frame__f_closure_try_get(Frame* self, py_Name name);
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int Frame__prepare_jump_exception_handler(Frame* self, ValueStack*);
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void Frame__prepare_jump_break(Frame* self, ValueStack*, int);
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int Frame__prepare_loop_break(Frame* self, ValueStack*);
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int Frame__exit_block(Frame* self, ValueStack*, int);
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void Frame__gc_mark(Frame* self);
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UnwindTarget* Frame__find_unwind_target(Frame* self, int iblock);
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void Frame__set_unwind_target(Frame* self, py_TValue* sp);
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#ifdef __cplusplus
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}
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#endif
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