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| author | Mark Shannon <mark@hotpy.org> | 2022-08-23 12:55:43 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-08-23 12:55:43 (GMT) |
| commit | 575f8880bf8498ee05a8e197fc2ed85db6880361 (patch) | |
| tree | 3151c134f888db262db31aa115d052a3ba3f8abb /Objects/object_layout_312.gv | |
| parent | 16ebae4cd4029205d932751f26c719c6cb8a6e92 (diff) | |
| download | cpython-575f8880bf8498ee05a8e197fc2ed85db6880361.zip cpython-575f8880bf8498ee05a8e197fc2ed85db6880361.tar.gz cpython-575f8880bf8498ee05a8e197fc2ed85db6880361.tar.bz2 | |
GH-96068: Document object layout (GH-96069)
Diffstat (limited to 'Objects/object_layout_312.gv')
| -rw-r--r-- | Objects/object_layout_312.gv | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/Objects/object_layout_312.gv b/Objects/object_layout_312.gv new file mode 100644 index 0000000..c0068d7 --- /dev/null +++ b/Objects/object_layout_312.gv @@ -0,0 +1,50 @@ +digraph ideal { + + rankdir = "LR" + + + object [ + shape = none + label = <<table border="0" cellspacing="0"> + <tr><td><b>object</b></td></tr> + <tr><td port="w" border="1">weakrefs</td></tr> + <tr><td port="dv" border="1">dict or values</td></tr> + <tr><td border="1" >GC info 0</td></tr> + <tr><td border="1" >GC info 1</td></tr> + <tr><td port="r" border="1" >refcount</td></tr> + <tr><td port="h" border="1" >__class__</td></tr> + </table>> + ] + + values [ + shape = none + label = <<table border="0" cellspacing="0"> + <tr><td><b>values</b></td></tr> + <tr><td port="0" border="1">values[0]</td></tr> + <tr><td border="1">values[1]</td></tr> + <tr><td border="1">...</td></tr> + </table>> + + ] + + class [ + shape = none + label = <<table border="0" cellspacing="0"> + <tr><td><b>class</b></td></tr> + <tr><td port="head" bgcolor="lightgreen" border="1">...</td></tr> + <tr><td border="1" bgcolor="lightgreen">dict_offset</td></tr> + <tr><td border="1" bgcolor="lightgreen">...</td></tr> + <tr><td port="k" border="1" bgcolor="lightgreen">cached_keys</td></tr> + </table>> + ] + + keys [label = "dictionary keys"; fillcolor="lightgreen"; style="filled"] + NULL [ label = " NULL"; shape="plain"] + object:w -> NULL + object:h -> class:head + object:dv -> values:0 + class:k -> keys + + oop [ label = "pointer"; shape="plain"] + oop -> object:r +} |