Skip to content

GH-93516: Store offset of first traceable instruction in code object #93769

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
markshannon merged 4 commits into from
Jun 14, 2022
Merged

GH-93516: Store offset of first traceable instruction in code object #93769

Changes from 1 commit
Commits
Show all changes
4 commits
Select commit Hold shift + click to select a range
cc44d3b
Store offset of first traceable instruction to avoid having to recomp…
markshannon Jun 13, 2022
4af267e
Hardcode RESUME opcode in deepfreeze, to break dependency on exact ve…
markshannon Jun 13, 2022
ea8bea2
Handle empty code objects, and other invalid code, gracefully.
markshannon Jun 13, 2022
a3ad259
Check bounds before data
markshannon Jun 14, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
Prev Previous commit
Check bounds before data
  • Loading branch information
@markshannon
markshannon committed Jun 14, 2022
commit a3ad25914ca877b1a121ccfaa79c63c3ec45738b
4 changes: 2 additions & 2 deletions Objects/codeobject.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -340,8 +340,8 @@ init_code(PyCodeObject *co, struct _PyCodeConstructor *con)
memcpy(_PyCode_CODE(co), PyBytes_AS_STRING(con->code),
PyBytes_GET_SIZE(con->code));
int entry_point = 0;
while (_Py_OPCODE(_PyCode_CODE(co)[entry_point]) != RESUME &&
entry_point < Py_SIZE(co)) {
while (entry_point < Py_SIZE(co) &&
_Py_OPCODE(_PyCode_CODE(co)[entry_point]) != RESUME) {
entry_point++;
}
co->_co_firsttraceable = entry_point;
Expand Down