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GH-103082: Implementation of PEP 669: Low Impact Monitoring for CPython by markshannon · Pull Request #103083 · python/cpython · GitHub

GH-103082: Implementation of PEP 669: Low Impact Monitoring for CPython - #103083

Merged

markshannon merged 127 commits into

python:mainfrom

faster-cpython:pep-669

Apr 12, 2023

Commits on Nov 11, 2022

Initial experimental implementation of PEP 669.
markshannon
committed
e85d910

Commits on Nov 18, 2022

First draft implementing small subset of PEP 669.
markshannon
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6283ee8

Commits on Nov 28, 2022

Support disabling and restarting.
markshannon
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4edb7b7

Commits on Nov 30, 2022

Support multiple tools per event.
markshannon
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852c40b

Commits on Dec 2, 2022

Tidy up of monitoring internals
markshannon
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416b314

Commits on Dec 4, 2022

Fix legacy tracing.
markshannon
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7971979

Commits on Dec 8, 2022

Implement support for multiple tools.
markshannon
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9896902

Commits on Dec 22, 2022

Get support for line tracing mostly working. Needs to wait for register VM.
markshannon
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f432a66

Commits on Jan 13, 2023

Merge branch 'main' into pep-669-incremental
markshannon
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fb29b34
Fix up INSTRUMENTED_OPCODES vector.
markshannon
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15a1ccd

Commits on Jan 16, 2023

Fix instrumented branches to call instrumentation with correct target.
markshannon
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9abb339

Commits on Jan 17, 2023

Merge main and assorted fixups to handle new instruction.
markshannon
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3ba6a39
Add PY_THROW event handling and fix up line table.
markshannon
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aa09895
LINE events working for sys.setrace.
markshannon
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9e5d87d

Commits on Jan 18, 2023

Add lots of internal debugging for instrumentation.
markshannon
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e52cbe6
Add more tests. Get those and some other passing.
markshannon
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6c8be7e

Commits on Jan 19, 2023

Fix LINE instrumentation and frame.set_lineno support (mostly)
markshannon
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c9e1e21

Commits on Jan 20, 2023

Refining line event generation.
markshannon
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e52e8d3
Get sys.settrace tests passing.
markshannon
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f434ec7
Monitor 'internal' StopIteration raises.
markshannon
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b680084
Check for NULLs.
markshannon
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e6e7cf1
Fix up a few tests
markshannon
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5bbc83e

Commits on Jan 23, 2023

Turn off debugging output by default.
markshannon
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7fe9a43

Commits on Jan 26, 2023

Remove debugging printfs
markshannon
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8b9f996
Avoid refleak.
markshannon
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9b02640
Record last traced line on frame object.
markshannon
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2cadf32

Commits on Jan 30, 2023

Get a couple more top-level tests passing.
markshannon
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1f54d77
Update magic number
markshannon
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43a3f3e
Remove debug print statement.
markshannon
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3d436cf
Raise SystemError if frame is missing.
markshannon
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691bcf5

Commits on Jan 31, 2023

Restore a few tests and better handle EXTENDED_ARG.
markshannon
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f07be07

Commits on Feb 1, 2023

Commits on Feb 2, 2023

Fix legacy profiling of calls.
markshannon
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d64823c

Commits on Feb 3, 2023

Fix up instrumented yield.
markshannon
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284d0b1

Commits on Feb 8, 2023

Merge branch 'main' into pep-669-incremental
markshannon
committed
b9e1f3b

Commits on Feb 9, 2023

Commits on Feb 10, 2023

Instrument END_FOR to mimic PEP 380 StopIteration and add more tests.
markshannon
committed
ce5ddb3

Commits on Feb 13, 2023

Merge branch 'main' into pep-669-incremental
markshannon
committed
5740c47

Commits on Feb 14, 2023

Add END_SEND for instrumentation.
markshannon
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da83abe
Correctly set StopIteration in INSTRUMENTED_END_FOR.
markshannon
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cdb2bda
Set last traced line when jumping in debugger.
markshannon
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0148fa3

Commits on Feb 17, 2023

Commits on Feb 20, 2023

More clearly differentiate between instrumented events and non-instrumented events.
markshannon
committed
477cc53

Commits on Feb 21, 2023

Add support for sys.monitoring.MISSING
markshannon
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23b5f5e

Commits on Feb 23, 2023

Add support for local (per-code-object) event monitoring.
markshannon
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dfc18c5
Merge branch 'main' into pep-669
markshannon
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566adbe
Make sure that tracing/profiling thread counts are correct.
markshannon
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cfb17ed
Remove linearray field
markshannon
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c535f76
Rename some fields, shortening names.
markshannon
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d579d2e
Remove out of dat comments.
markshannon
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0982e5e

Commits on Mar 22, 2023

Remove instrumentation for JUMP_IF_[FALS|TRUE]_OR_POP
markshannon
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0693423
Merge branch 'main' into pep-669
markshannon
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d6453e5

Commits on Mar 23, 2023

Minor fixups from merge.
markshannon
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0ee2aee
Remove instrumentation for COMPARE_AND_BRANCH.
markshannon
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acdca93
Merge branch 'main' into pep-669
markshannon
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f17ef14
Group instrumented opcodes.
markshannon
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e7f6c37
Remove last references to DO_TRACING
markshannon
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e44ebc5
Merge branch 'main' into pep-669
markshannon
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ece51e6
Remove unused function.
markshannon
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e88921e
Streamline de-instrumentation a little.
markshannon
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2d9f22c
Use modern API for saving and restoring exception.
markshannon
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b7579ac

Commits on Mar 24, 2023

Refactor instrumentation calls to reduce duplication.
markshannon
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5a089a6
Fix refleaks
markshannon
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d5fdec8
Remove commented out code.
markshannon
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c88741d
Make sure that stacktop == -1 when stack_pointer is cached.
markshannon
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b6744ca
Minor cleanups.
markshannon
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6c3473a
Remove useless asserts.
markshannon
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899aecd
Make functions static
markshannon
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80d2e2e
Update Windows build files.
markshannon
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94d35d8
Make _PyLegacyEventHandler_Type immortal
markshannon
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5aa0805
Make arrays const.
markshannon
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b39edd3
Rename _PyFrame_GetStackPointer to _PyFrame_FetchStackPointer and make it responsible for setting stacktop to -1.
markshannon
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c9c40cb
Fixups from code review
markshannon
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6611c72
Improve debugging output and make a few things more robust.
markshannon
committed
50d28f1

Commits on Mar 25, 2023

Fix up frame.set_lineno().
markshannon
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7165f52
Make line instrumentation able to handle multiple inits.
markshannon
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65c548e
Add brief comments on instrumentation data structures.
markshannon
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575f7d1
Add symbol constant for min instrumented opcode.
markshannon
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415741d
Code cleanup from review.
markshannon
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d70a1a4
A bit more cleanup.
markshannon
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d580de6
Add a few more comments.
markshannon
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2076d5f
Remove unused code.
markshannon
committed
7b32d79
Fix leak of monitoring blocks.
markshannon
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662c16c
Merge branch 'main' into pep-669
markshannon
committed
d0139e9
Make function static.
markshannon
committed
51a93e7

Commits on Mar 26, 2023

Commits on Mar 31, 2023

Remove incorrect assertion.
markshannon
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85d6923
Turn off instrumentation debugging.
markshannon
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ebcc42f
Fix a couple of errors.
markshannon
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7cfbc7e
Add minimal news entry.
markshannon
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d366364
Pacify the global object checker.
markshannon
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fdb4860

Commits on Apr 3, 2023

Minor fixups.
markshannon
committed
aee722f
Fix refleak when error in RETURN instrumentation.
markshannon
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bba53b8
Merge branch 'main' into pep-669
markshannon
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718fbc8
Fix another refleak in error handling in instrumented instruction.
markshannon
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97ec1c5
Remove debug code ready for final review.
markshannon
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edc6709
Fix another (and hopefully final) refleak when handling an error in an instrumented bytecode.
markshannon
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e40a68f

Commits on Apr 4, 2023

Comment and rename #defines to better reflect names in PEP.
markshannon
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d9f8192
Add various IDs as defined in the PEP.
markshannon
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2d9a380
Remove _PyThreadState_UpdateTracingState.
markshannon
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29f41e7
Formatting fixes, and check error codes.
markshannon
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38b7f43
Make sure tool API function names match PEP.
markshannon
committed
9a40dad
A bit more cleanup.
markshannon
committed
a551d65
Tidy up imports.
markshannon
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4951306
Use clinic return converters.
markshannon
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44a031e
Address code review.
markshannon
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c2155b7
Address further review comments.
markshannon
committed
b218428

Commits on Apr 5, 2023

Commits on Apr 9, 2023

Commits on Apr 12, 2023

Reset last traced line number when setting frame.f_trace only if set to new value.
markshannon
committed
168b34a
Tidy up test case.
markshannon
committed
f07a080

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