mirror of
https://github.com/python/cpython
synced 2024-09-05 08:17:45 +00:00
bpo-47177: Replace f_lasti
with prev_instr
(GH-32208)
This commit is contained in:
parent
87eec70d97
commit
ef6a482b02
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@ -39,11 +39,6 @@ enum _frameowner {
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FRAME_OWNED_BY_FRAME_OBJECT = 2
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};
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/*
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frame->f_lasti refers to the index of the last instruction,
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unless it's -1 in which case next_instr should be first_instr.
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*/
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typedef struct _PyInterpreterFrame {
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PyFunctionObject *f_func; /* Strong reference */
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PyObject *f_globals; /* Borrowed reference */
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@ -52,13 +47,20 @@ typedef struct _PyInterpreterFrame {
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PyCodeObject *f_code; /* Strong reference */
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PyFrameObject *frame_obj; /* Strong reference, may be NULL */
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struct _PyInterpreterFrame *previous;
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int f_lasti; /* Last instruction if called */
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// NOTE: This is not necessarily the last instruction started in the given
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// frame. Rather, it is the code unit *prior to* the *next* instruction. For
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// example, it may be an inline CACHE entry, an instruction we just jumped
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// over, or (in the case of a newly-created frame) a totally invalid value:
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_Py_CODEUNIT *prev_instr;
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int stacktop; /* Offset of TOS from localsplus */
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bool is_entry; // Whether this is the "root" frame for the current _PyCFrame.
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char owner;
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PyObject *localsplus[1];
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} _PyInterpreterFrame;
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#define _PyInterpreterFrame_LASTI(IF) \
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((int)((IF)->prev_instr - _PyCode_CODE((IF)->f_code)))
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static inline PyObject **_PyFrame_Stackbase(_PyInterpreterFrame *f) {
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return f->localsplus + f->f_code->co_nlocalsplus;
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}
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@ -97,7 +99,7 @@ _PyFrame_InitializeSpecials(
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frame->f_locals = Py_XNewRef(locals);
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frame->stacktop = nlocalsplus;
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frame->frame_obj = NULL;
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frame->f_lasti = -1;
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frame->prev_instr = _PyCode_CODE(frame->f_code) - 1;
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frame->is_entry = false;
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frame->owner = FRAME_OWNED_BY_THREAD;
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}
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@ -186,6 +188,7 @@ void _PyThreadState_PopFrame(PyThreadState *tstate, _PyInterpreterFrame *frame);
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_PyInterpreterFrame *
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_PyFrame_Push(PyThreadState *tstate, PyFunctionObject *func);
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int _PyInterpreterFrame_GetLine(_PyInterpreterFrame *frame);
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static inline
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PyGenObject *_PyFrame_GetGenerator(_PyInterpreterFrame *frame)
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@ -0,0 +1 @@
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Replace the ``f_lasti`` member of the internal ``_PyInterpreterFrame`` structure with a ``prev_instr`` pointer, which reduces overhead in the main interpreter loop. The ``f_lasti`` attribute of Python-layer frame objects is preserved for backward-compatibility.
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@ -308,7 +308,7 @@ static void
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tracemalloc_get_frame(_PyInterpreterFrame *pyframe, frame_t *frame)
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{
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frame->filename = &_Py_STR(anon_unknown);
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int lineno = PyCode_Addr2Line(pyframe->f_code, pyframe->f_lasti*sizeof(_Py_CODEUNIT));
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int lineno = _PyInterpreterFrame_GetLine(pyframe);
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if (lineno < 0) {
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lineno = 0;
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}
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@ -39,7 +39,7 @@ PyFrame_GetLineNumber(PyFrameObject *f)
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return f->f_lineno;
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}
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else {
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return PyCode_Addr2Line(f->f_frame->f_code, f->f_frame->f_lasti*sizeof(_Py_CODEUNIT));
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return _PyInterpreterFrame_GetLine(f->f_frame);
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}
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}
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@ -58,10 +58,11 @@ frame_getlineno(PyFrameObject *f, void *closure)
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static PyObject *
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frame_getlasti(PyFrameObject *f, void *closure)
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{
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if (f->f_frame->f_lasti < 0) {
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int lasti = _PyInterpreterFrame_LASTI(f->f_frame);
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if (lasti < 0) {
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return PyLong_FromLong(-1);
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}
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return PyLong_FromLong(f->f_frame->f_lasti*sizeof(_Py_CODEUNIT));
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return PyLong_FromLong(lasti * sizeof(_Py_CODEUNIT));
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}
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static PyObject *
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@ -419,12 +420,11 @@ _PyFrame_GetState(PyFrameObject *frame)
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}
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case FRAME_OWNED_BY_THREAD:
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{
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if (frame->f_frame->f_lasti < 0) {
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if (_PyInterpreterFrame_LASTI(frame->f_frame) < 0) {
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return FRAME_CREATED;
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}
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uint8_t *code = (uint8_t *)frame->f_frame->f_code->co_code_adaptive;
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int opcode = code[frame->f_frame->f_lasti*sizeof(_Py_CODEUNIT)];
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switch(_PyOpcode_Deopt[opcode]) {
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switch (_PyOpcode_Deopt[_Py_OPCODE(*frame->f_frame->prev_instr)])
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{
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case COPY_FREE_VARS:
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case MAKE_CELL:
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case RETURN_GENERATOR:
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@ -555,7 +555,7 @@ frame_setlineno(PyFrameObject *f, PyObject* p_new_lineno, void *Py_UNUSED(ignore
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int64_t best_stack = OVERFLOWED;
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int best_addr = -1;
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int64_t start_stack = stacks[f->f_frame->f_lasti];
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int64_t start_stack = stacks[_PyInterpreterFrame_LASTI(f->f_frame)];
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int err = -1;
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const char *msg = "cannot find bytecode for specified line";
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for (int i = 0; i < len; i++) {
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@ -598,7 +598,7 @@ frame_setlineno(PyFrameObject *f, PyObject* p_new_lineno, void *Py_UNUSED(ignore
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}
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/* Finally set the new lasti and return OK. */
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f->f_lineno = 0;
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f->f_frame->f_lasti = best_addr;
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f->f_frame->prev_instr = _PyCode_CODE(f->f_frame->f_code) + best_addr;
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return 0;
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}
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@ -880,10 +880,11 @@ _PyFrame_OpAlreadyRan(_PyInterpreterFrame *frame, int opcode, int oparg)
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// This only works when opcode is a non-quickened form:
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assert(_PyOpcode_Deopt[opcode] == opcode);
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int check_oparg = 0;
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for (int i = 0; i < frame->f_lasti; i++) {
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_Py_CODEUNIT instruction = _PyCode_CODE(frame->f_code)[i];
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int check_opcode = _PyOpcode_Deopt[_Py_OPCODE(instruction)];
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check_oparg |= _Py_OPARG(instruction);
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for (_Py_CODEUNIT *instruction = _PyCode_CODE(frame->f_code);
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instruction < frame->prev_instr; instruction++)
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{
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int check_opcode = _PyOpcode_Deopt[_Py_OPCODE(*instruction)];
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check_oparg |= _Py_OPARG(*instruction);
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if (check_opcode == opcode && check_oparg == oparg) {
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return 1;
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}
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@ -893,7 +894,7 @@ _PyFrame_OpAlreadyRan(_PyInterpreterFrame *frame, int opcode, int oparg)
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else {
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check_oparg = 0;
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}
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i += _PyOpcode_Caches[check_opcode];
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instruction += _PyOpcode_Caches[check_opcode];
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}
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return 0;
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}
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@ -914,8 +915,8 @@ _PyFrame_FastToLocalsWithError(_PyInterpreterFrame *frame) {
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fast = _PyFrame_GetLocalsArray(frame);
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// COPY_FREE_VARS has no quickened forms, so no need to use _PyOpcode_Deopt
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// here:
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if (frame->f_lasti < 0 && _Py_OPCODE(_PyCode_CODE(co)[0]) == COPY_FREE_VARS)
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{
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int lasti = _PyInterpreterFrame_LASTI(frame);
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if (lasti < 0 && _Py_OPCODE(_PyCode_CODE(co)[0]) == COPY_FREE_VARS) {
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/* Free vars have not been initialized -- Do that */
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PyCodeObject *co = frame->f_code;
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PyObject *closure = frame->f_func->func_closure;
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@ -926,7 +927,7 @@ _PyFrame_FastToLocalsWithError(_PyInterpreterFrame *frame) {
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frame->localsplus[offset + i] = o;
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}
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// COPY_FREE_VARS doesn't have inline CACHEs, either:
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frame->f_lasti = 0;
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frame->prev_instr = _PyCode_CODE(frame->f_code);
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}
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for (int i = 0; i < co->co_nlocalsplus; i++) {
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_PyLocals_Kind kind = _PyLocals_GetKind(co->co_localspluskinds, i);
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@ -352,14 +352,14 @@ _PyGen_yf(PyGenObject *gen)
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if (gen->gi_frame_state < FRAME_CLEARED) {
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_PyInterpreterFrame *frame = (_PyInterpreterFrame *)gen->gi_iframe;
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if (frame->f_lasti < 1) {
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if (gen->gi_frame_state == FRAME_CREATED) {
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/* Return immediately if the frame didn't start yet. SEND
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always come after LOAD_CONST: a code object should not start
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with SEND */
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assert(_Py_OPCODE(_PyCode_CODE(gen->gi_code)[0]) != SEND);
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return NULL;
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}
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_Py_CODEUNIT next = _PyCode_CODE(gen->gi_code)[frame->f_lasti + 1];
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_Py_CODEUNIT next = frame->prev_instr[1];
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if (_PyOpcode_Deopt[_Py_OPCODE(next)] != RESUME || _Py_OPARG(next) < 2)
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{
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/* Not in a yield from */
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@ -490,13 +490,11 @@ _gen_throw(PyGenObject *gen, int close_on_genexit,
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// XXX: Performing this jump ourselves is awkward and problematic.
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// See https://github.com/python/cpython/pull/31968.
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/* Termination repetition of SEND loop */
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assert(frame->f_lasti >= 0);
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_Py_CODEUNIT *code = _PyCode_CODE(gen->gi_code);
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assert(_PyInterpreterFrame_LASTI(frame) >= 0);
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/* Backup to SEND */
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frame->f_lasti--;
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assert(_Py_OPCODE(code[frame->f_lasti]) == SEND);
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int jump = _Py_OPARG(code[frame->f_lasti]);
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frame->f_lasti += jump;
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assert(_Py_OPCODE(frame->prev_instr[-1]) == SEND);
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int jump = _Py_OPARG(frame->prev_instr[-1]);
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frame->prev_instr += jump - 1;
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if (_PyGen_FetchStopIterationValue(&val) == 0) {
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ret = gen_send(gen, val);
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Py_DECREF(val);
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@ -1344,9 +1342,8 @@ compute_cr_origin(int origin_depth, _PyInterpreterFrame *current_frame)
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frame = current_frame;
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for (int i = 0; i < frame_count; ++i) {
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PyCodeObject *code = frame->f_code;
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PyObject *frameinfo = Py_BuildValue("OiO",
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code->co_filename,
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PyCode_Addr2Line(frame->f_code, frame->f_lasti*sizeof(_Py_CODEUNIT)),
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int line = _PyInterpreterFrame_GetLine(frame);
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PyObject *frameinfo = Py_BuildValue("OiO", code->co_filename, line,
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code->co_name);
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if (!frameinfo) {
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Py_DECREF(cr_origin);
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@ -8980,7 +8980,7 @@ super_init_without_args(_PyInterpreterFrame *cframe, PyCodeObject *co,
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if (firstarg != NULL && (_PyLocals_GetKind(co->co_localspluskinds, 0) & CO_FAST_CELL)) {
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// "firstarg" is a cell here unless (very unlikely) super()
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// was called from the C-API before the first MAKE_CELL op.
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if (cframe->f_lasti >= 0) {
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if (_PyInterpreterFrame_LASTI(cframe) >= 0) {
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// MAKE_CELL and COPY_FREE_VARS have no quickened forms, so no need
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// to use _PyOpcode_Deopt here:
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assert(_Py_OPCODE(_PyCode_CODE(co)[0]) == MAKE_CELL ||
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@ -58,12 +58,10 @@ static int prtrace(PyThreadState *, PyObject *, const char *);
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static void lltrace_instruction(_PyInterpreterFrame *frame, int opcode, int oparg)
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{
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if (HAS_ARG(opcode)) {
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printf("%d: %d, %d\n",
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frame->f_lasti, opcode, oparg);
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printf("%d: %d, %d\n", _PyInterpreterFrame_LASTI(frame), opcode, oparg);
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}
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else {
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printf("%d: %d\n",
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frame->f_lasti, opcode);
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printf("%d: %d\n", _PyInterpreterFrame_LASTI(frame), opcode);
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}
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}
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#endif
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@ -1249,14 +1247,13 @@ eval_frame_handle_pending(PyThreadState *tstate)
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#ifdef Py_STATS
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#define INSTRUCTION_START(op) \
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do { \
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frame->f_lasti = INSTR_OFFSET(); \
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next_instr++; \
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frame->prev_instr = next_instr++; \
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OPCODE_EXE_INC(op); \
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_py_stats.opcode_stats[lastopcode].pair_count[op]++; \
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lastopcode = op; \
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} while (0)
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#else
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#define INSTRUCTION_START(op) frame->f_lasti = INSTR_OFFSET(); next_instr++
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#define INSTRUCTION_START(op) (frame->prev_instr = next_instr++)
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#endif
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#if USE_COMPUTED_GOTOS
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@ -1646,9 +1643,9 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
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consts = co->co_consts; \
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first_instr = _PyCode_CODE(co); \
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} \
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assert(frame->f_lasti >= -1); \
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assert(_PyInterpreterFrame_LASTI(frame) >= -1); \
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/* Jump back to the last instruction executed... */ \
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next_instr = first_instr + frame->f_lasti + 1; \
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next_instr = frame->prev_instr + 1; \
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stack_pointer = _PyFrame_GetStackPointer(frame); \
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/* Set stackdepth to -1. \
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Update when returning or calling trace function. \
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@ -2204,7 +2201,8 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
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new_frame->localsplus[i] = NULL;
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}
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_PyFrame_SetStackPointer(frame, stack_pointer);
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frame->f_lasti += INLINE_CACHE_ENTRIES_BINARY_SUBSCR;
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JUMPBY(INLINE_CACHE_ENTRIES_BINARY_SUBSCR);
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frame->prev_instr = next_instr - 1;
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new_frame->previous = frame;
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frame = cframe.current_frame = new_frame;
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CALL_STAT_INC(inlined_py_calls);
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@ -2605,7 +2603,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
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if (oparg) {
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PyObject *lasti = PEEK(oparg + 1);
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if (PyLong_Check(lasti)) {
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frame->f_lasti = PyLong_AsLong(lasti);
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frame->prev_instr = first_instr + PyLong_AsLong(lasti);
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assert(!_PyErr_Occurred(tstate));
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}
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else {
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@ -4603,7 +4601,8 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
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goto error;
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}
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_PyFrame_SetStackPointer(frame, stack_pointer);
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frame->f_lasti += INLINE_CACHE_ENTRIES_CALL;
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JUMPBY(INLINE_CACHE_ENTRIES_CALL);
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frame->prev_instr = next_instr - 1;
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new_frame->previous = frame;
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cframe.current_frame = frame = new_frame;
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CALL_STAT_INC(inlined_py_calls);
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@ -4708,7 +4707,8 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
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}
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STACK_SHRINK(2-is_meth);
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_PyFrame_SetStackPointer(frame, stack_pointer);
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frame->f_lasti += INLINE_CACHE_ENTRIES_CALL;
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JUMPBY(INLINE_CACHE_ENTRIES_CALL);
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frame->prev_instr = next_instr - 1;
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new_frame->previous = frame;
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frame = cframe.current_frame = new_frame;
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goto start_frame;
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@ -4748,7 +4748,8 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
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}
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STACK_SHRINK(2-is_meth);
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_PyFrame_SetStackPointer(frame, stack_pointer);
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frame->f_lasti += INLINE_CACHE_ENTRIES_CALL;
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JUMPBY(INLINE_CACHE_ENTRIES_CALL);
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frame->prev_instr = next_instr - 1;
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new_frame->previous = frame;
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frame = cframe.current_frame = new_frame;
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goto start_frame;
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@ -5435,8 +5436,8 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
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#endif
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{
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if (tstate->tracing == 0) {
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int instr_prev = frame->f_lasti;
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frame->f_lasti = INSTR_OFFSET();
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int instr_prev = _PyInterpreterFrame_LASTI(frame);
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frame->prev_instr = next_instr;
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TRACING_NEXTOPARG();
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switch(opcode) {
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case COPY_FREE_VARS:
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@ -5474,7 +5475,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
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goto error;
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}
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/* Reload possibly changed frame fields */
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JUMPTO(frame->f_lasti);
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next_instr = frame->prev_instr;
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stack_pointer = _PyFrame_GetStackPointer(frame);
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frame->stacktop = -1;
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@ -5491,10 +5492,8 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
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#else
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default:
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#endif
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fprintf(stderr,
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"XXX lineno: %d, opcode: %d\n",
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PyCode_Addr2Line(frame->f_code, frame->f_lasti*sizeof(_Py_CODEUNIT)),
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opcode);
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fprintf(stderr, "XXX lineno: %d, opcode: %d\n",
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_PyInterpreterFrame_GetLine(frame), opcode);
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_PyErr_SetString(tstate, PyExc_SystemError, "unknown opcode");
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goto error;
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@ -5598,7 +5597,8 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
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}
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PyObject *exc, *val, *tb;
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if (lasti) {
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PyObject *lasti = PyLong_FromLong(frame->f_lasti);
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int frame_lasti = _PyInterpreterFrame_LASTI(frame);
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PyObject *lasti = PyLong_FromLong(frame_lasti);
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if (lasti == NULL) {
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goto exception_unwind;
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}
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@ -6690,9 +6690,10 @@ call_trace(Py_tracefunc func, PyObject *obj,
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int old_what = tstate->tracing_what;
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tstate->tracing_what = what;
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PyThreadState_EnterTracing(tstate);
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assert(frame->f_lasti >= 0);
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assert(_PyInterpreterFrame_LASTI(frame) >= 0);
|
||||
initialize_trace_info(&tstate->trace_info, frame);
|
||||
f->f_lineno = _PyCode_CheckLineNumber(frame->f_lasti*sizeof(_Py_CODEUNIT), &tstate->trace_info.bounds);
|
||||
int addr = _PyInterpreterFrame_LASTI(frame) * sizeof(_Py_CODEUNIT);
|
||||
f->f_lineno = _PyCode_CheckLineNumber(addr, &tstate->trace_info.bounds);
|
||||
result = func(obj, f, what, arg);
|
||||
f->f_lineno = 0;
|
||||
PyThreadState_LeaveTracing(tstate);
|
||||
|
@ -6742,7 +6743,8 @@ maybe_call_line_trace(Py_tracefunc func, PyObject *obj,
|
|||
else {
|
||||
lastline = _PyCode_CheckLineNumber(instr_prev*sizeof(_Py_CODEUNIT), &tstate->trace_info.bounds);
|
||||
}
|
||||
int line = _PyCode_CheckLineNumber(frame->f_lasti*sizeof(_Py_CODEUNIT), &tstate->trace_info.bounds);
|
||||
int addr = _PyInterpreterFrame_LASTI(frame) * sizeof(_Py_CODEUNIT);
|
||||
int line = _PyCode_CheckLineNumber(addr, &tstate->trace_info.bounds);
|
||||
PyFrameObject *f = _PyFrame_GetFrameObject(frame);
|
||||
if (f == NULL) {
|
||||
return -1;
|
||||
|
@ -6750,10 +6752,10 @@ maybe_call_line_trace(Py_tracefunc func, PyObject *obj,
|
|||
if (line != -1 && f->f_trace_lines) {
|
||||
/* Trace backward edges (except in 'yield from') or if line number has changed */
|
||||
int trace = line != lastline ||
|
||||
(frame->f_lasti < instr_prev &&
|
||||
// SEND has no quickened forms, so no need to use _PyOpcode_Deopt
|
||||
// here:
|
||||
_Py_OPCODE(_PyCode_CODE(frame->f_code)[frame->f_lasti]) != SEND);
|
||||
(_PyInterpreterFrame_LASTI(frame) < instr_prev &&
|
||||
// SEND has no quickened forms, so no need to use _PyOpcode_Deopt
|
||||
// here:
|
||||
_Py_OPCODE(*frame->prev_instr) != SEND);
|
||||
if (trace) {
|
||||
result = call_trace(func, obj, tstate, frame, PyTrace_LINE, Py_None);
|
||||
}
|
||||
|
@ -7685,7 +7687,7 @@ dtrace_function_entry(_PyInterpreterFrame *frame)
|
|||
PyCodeObject *code = frame->f_code;
|
||||
filename = PyUnicode_AsUTF8(code->co_filename);
|
||||
funcname = PyUnicode_AsUTF8(code->co_name);
|
||||
lineno = PyCode_Addr2Line(frame->f_code, frame->f_lasti*sizeof(_Py_CODEUNIT));
|
||||
lineno = _PyInterpreterFrame_GetLine(frame);
|
||||
|
||||
PyDTrace_FUNCTION_ENTRY(filename, funcname, lineno);
|
||||
}
|
||||
|
@ -7700,7 +7702,7 @@ dtrace_function_return(_PyInterpreterFrame *frame)
|
|||
PyCodeObject *code = frame->f_code;
|
||||
filename = PyUnicode_AsUTF8(code->co_filename);
|
||||
funcname = PyUnicode_AsUTF8(code->co_name);
|
||||
lineno = PyCode_Addr2Line(frame->f_code, frame->f_lasti*sizeof(_Py_CODEUNIT));
|
||||
lineno = _PyInterpreterFrame_GetLine(frame);
|
||||
|
||||
PyDTrace_FUNCTION_RETURN(filename, funcname, lineno);
|
||||
}
|
||||
|
@ -7718,11 +7720,12 @@ maybe_dtrace_line(_PyInterpreterFrame *frame,
|
|||
*/
|
||||
initialize_trace_info(trace_info, frame);
|
||||
int lastline = _PyCode_CheckLineNumber(instr_prev*sizeof(_Py_CODEUNIT), &trace_info->bounds);
|
||||
int line = _PyCode_CheckLineNumber(frame->f_lasti*sizeof(_Py_CODEUNIT), &trace_info->bounds);
|
||||
int addr = _PyInterpreterFrame_LASTI(frame) * sizeof(_Py_CODEUNIT);
|
||||
int line = _PyCode_CheckLineNumber(addr, &trace_info->bounds);
|
||||
if (line != -1) {
|
||||
/* Trace backward edges or first instruction of a new line */
|
||||
if (frame->f_lasti < instr_prev ||
|
||||
(line != lastline && frame->f_lasti*sizeof(_Py_CODEUNIT) == (unsigned int)trace_info->bounds.ar_start))
|
||||
if (_PyInterpreterFrame_LASTI(frame) < instr_prev ||
|
||||
(line != lastline && addr == trace_info->bounds.ar_start))
|
||||
{
|
||||
co_filename = PyUnicode_AsUTF8(frame->f_code->co_filename);
|
||||
if (!co_filename) {
|
||||
|
|
|
@ -127,3 +127,10 @@ _PyFrame_Push(PyThreadState *tstate, PyFunctionObject *func)
|
|||
_PyFrame_InitializeSpecials(new_frame, func, NULL, code->co_nlocalsplus);
|
||||
return new_frame;
|
||||
}
|
||||
|
||||
int
|
||||
_PyInterpreterFrame_GetLine(_PyInterpreterFrame *frame)
|
||||
{
|
||||
int addr = _PyInterpreterFrame_LASTI(frame) * sizeof(_Py_CODEUNIT);
|
||||
return PyCode_Addr2Line(frame->f_code, addr);
|
||||
}
|
||||
|
|
|
@ -238,8 +238,8 @@ _PyTraceBack_FromFrame(PyObject *tb_next, PyFrameObject *frame)
|
|||
{
|
||||
assert(tb_next == NULL || PyTraceBack_Check(tb_next));
|
||||
assert(frame != NULL);
|
||||
|
||||
return tb_create_raw((PyTracebackObject *)tb_next, frame, frame->f_frame->f_lasti*sizeof(_Py_CODEUNIT),
|
||||
int addr = _PyInterpreterFrame_LASTI(frame->f_frame) * sizeof(_Py_CODEUNIT);
|
||||
return tb_create_raw((PyTracebackObject *)tb_next, frame, addr,
|
||||
PyFrame_GetLineNumber(frame));
|
||||
}
|
||||
|
||||
|
@ -1180,7 +1180,7 @@ dump_frame(int fd, _PyInterpreterFrame *frame)
|
|||
PUTS(fd, "???");
|
||||
}
|
||||
|
||||
int lineno = PyCode_Addr2Line(code, frame->f_lasti*sizeof(_Py_CODEUNIT));
|
||||
int lineno = _PyInterpreterFrame_GetLine(frame);
|
||||
PUTS(fd, ", line ");
|
||||
if (lineno >= 0) {
|
||||
_Py_DumpDecimal(fd, (size_t)lineno);
|
||||
|
|
|
@ -1015,7 +1015,10 @@ def _f_nlocalsplus(self):
|
|||
return self._f_special("nlocalsplus", int_from_int)
|
||||
|
||||
def _f_lasti(self):
|
||||
return self._f_special("f_lasti", int_from_int)
|
||||
codeunit_p = gdb.lookup_type("_Py_CODEUNIT").pointer()
|
||||
prev_instr = self._gdbval["prev_instr"]
|
||||
first_instr = self._f_code().field("co_code_adaptive").cast(codeunit_p)
|
||||
return int(prev_instr - first_instr)
|
||||
|
||||
def is_entry(self):
|
||||
return self._f_special("is_entry", bool)
|
||||
|
|
Loading…
Reference in a new issue