8000 gh-126835: Move optimization of constant sequence creation from codegen to CFG by Eclips4 · Pull Request #129426 · python/cpython · GitHub
[go: up one dir, main page]
Skip to content

gh-126835: Move optimization of constant sequence creation from codegen to CFG #129426

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
merged 16 commits into from
Feb 1, 2025
Merged

gh-126835: Move optimization of constant sequence creation from codegen to CFG #129426

Changes from 1 commit
Commits
Show all changes
16 commits
Select commit Hold shift + click to select a range
1579128
Move optimization of constant sequence creation from codegen to CFG
Eclips4 Jan 29, 2025
009165b
Remove unused function
Eclips4 Jan 29, 2025
ea07a50
Fix heap-buffer-overflow
Eclips4 Jan 29, 2025
acd2f57
Add assertions
Eclips4 Jan 29, 2025
7befc01
Semicolons are my enemy
Eclips4 Jan 29, 2025
312fd30
Remove list arg
Eclips4 Jan 29, 2025
b509c02
Co-authored-by: Irit Katriel <1055913+iritkatriel@users.noreply.githu…
Eclips4 Jan 29, 2025
8539ee2
Address Irit's review
Eclips4 Jan 29, 2025
7e99bd1
Apply suggestions from code review
Eclips4 Jan 30, 2025
43dc870
Semicolons are our common enemy, Irit
Eclips4 Jan 30, 2025
329d158
Fix ternary expression
Eclips4 Jan 30, 2025
ab0b101
Merge branch 'main' into move-codegen-optimization
Eclips4 Jan 30, 2025
670478d
Apply suggestions from code review
Eclips4 Jan 31, 2025
21a21d0
Address Yan's review
Eclips4 Jan 31, 2025
ea4413b
is_sequence_constant -> is_constant_sequence
Eclips4 Jan 31, 2025
22c8eb9
optimize_build_list_or_set_with_constants -> optimize_if_const_list_o…
Eclips4 Feb 1, 2025
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
Next Next commit
Remove list arg
  • Loading branch information
@Eclips4
Eclips4 committed Jan 29, 2025
commit 312fd30fbfbda443f50dd6d34660c519c6d6730c
7 changes: 4 additions & 3 deletions 8000 Python/flowgraph.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1400,11 +1400,12 @@ static int
optimize_const_sequence(PyObject *const_cache,
cfg_instr* inst,
int n, PyObject *consts,
int list, int build, int extend)
int build, int extend)
{
assert(PyDict_CheckExact(const_cache));
assert(PyList_CheckExact(consts));
assert(inst[n].i_oparg == n);
int list = build == BUILD_LIST;
if (list) {
assert(inst[n].i_opcode == BUILD_LIST);
}
Expand Down Expand Up @@ -1817,14 +1818,14 @@ optimize_basic_block(PyObject *const_cache, basicblock *bb, PyObject *consts)
break;
case BUILD_LIST:
if (i >= oparg) {
if (optimize_const_sequence(const_cache, inst-oparg, oparg, consts, 1, BUILD_LIST, LIST_EXTEND)) {
if (optimize_const_sequence(const_cache, inst-oparg, oparg, consts, BUILD_LIST, LIST_EXTEND)) {
goto error;
}
}
break;
case BUILD_SET:
if (i >= oparg) {
if (optimize_const_sequence(const_cache, inst-oparg, oparg, consts, 0, BUILD_SET, SET_UPDATE)) {
if (optimize_const_sequence(const_cache, inst-oparg, oparg, consts, BUILD_SET, SET_UPDATE)) {
goto error;
}
}
Expand Down
Loading
0