Bytecode parity - #7475

Merged

youknowone merged 34 commits into

RustPython:mainfrom

youknowone:bytecode-parity-phase1

Mar 23, 2026

Commits on Mar 22, 2026

Emit TO_BOOL before conditional jumps, fix class/module prologue
youknowone
committed
40cbc39
Emit MAKE_CELL and COPY_FREE_VARS before RESUME
youknowone
committed
f52276e
Emit __static_attributes__ at end of class bodies
youknowone
committed
7a9c29d
Remove expectedFailure from DictProxyTests iter tests
youknowone
committed
f8f7fbf
Use 1-based stack indexing for LIST_EXTEND, SET_UPDATE, etc.
youknowone
committed
e3fa83e
Use plain LOAD_ATTR + PUSH_NULL for calls on imported names
youknowone
committed
18c23e5
Duplicate return-None epilogue for fall-through blocks
youknowone
committed
b2995bc
Run cargo fmt on ir.rs
youknowone
committed
35ac45d
Remove expectedFailure from test_intrinsic_1 in test_dis
youknowone
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1092110
Emit TO_BOOL before conditional jumps for all expressions including Compare
youknowone
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cc23051
Add __classdict__ cell for classes with function definitions
youknowone
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643861b
Emit __classdictcell__ store in class body epilogue
youknowone
committed
a4753e8
Always run DCE to remove dead code after terminal instructions
youknowone
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50eaae4
Restrict LOAD_ATTR plain mode to module/class scope imports
youknowone
committed
fdcccad
Eliminate unreachable blocks after jump normalization
youknowone
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83a548e
Fold BUILD_TUPLE 0 into LOAD_CONST empty tuple
youknowone
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6a592dd
Handle __classcell__ and __classdictcell__ in type.__new__
youknowone
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1d83df2
Revert __classdict__ cell and __classdictcell__ changes
youknowone
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e1bf8d1
Fix unreachable block elimination with fixpoint reachability
youknowone
committed
add881c
Check enclosing scopes for IMPORTED flag in LOAD_ATTR mode
youknowone
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3181725
Add __classdict__ cell for classes with function definitions
youknowone
committed
c345999
Store __classdictcell__ in class body epilogue
youknowone
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11b4b18
Fix clippy collapsible_if warnings and cargo fmt
youknowone
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0793cb2
Revert __classdict__ and __classdictcell__ changes (cause import failures)
youknowone
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d29b2a9
Revert type.__new__ __classcell__ removal and __classdictcell__ handling
youknowone
committed
d5afad9
Re-add __classdict__ cell and __classdictcell__ store
youknowone
committed
c921c8b
Reorder MakeFunctionFlag to match CPython's SET_FUNCTION_ATTRIBUTE
youknowone
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60103dc
Use CPython-compatible power-of-two encoding for SET_FUNCTION_ATTRIBUTE
youknowone
committed
560d8ae
Remove expectedFailure from test_elim_jump_after_return1 and test_no_jump_over_return_out_of_finally_block
youknowone
committed
16ce7fb
Remove __classcell__ and __classdictcell__ from class dict in type.__new__
youknowone
committed
9820993

Bytecode parity by youknowone · Pull Request #7475 · RustPython/RustPython · GitHub

Uh oh!

Bytecode parity - #7475

Bytecode parity#7475
youknowone merged 34 commits into
RustPython:mainfrom
youknowone:bytecode-parity-phase1

Commits on Mar 22, 2026

Emit TO_BOOL before conditional jumps, fix class/module prologue

Emit MAKE_CELL and COPY_FREE_VARS before RESUME

Emit __static_attributes__ at end of class bodies

Remove expectedFailure from DictProxyTests iter tests

Use 1-based stack indexing for LIST_EXTEND, SET_UPDATE, etc.

Use plain LOAD_ATTR + PUSH_NULL for calls on imported names

Duplicate return-None epilogue for fall-through blocks

Run cargo fmt on ir.rs

Remove expectedFailure from test_intrinsic_1 in test_dis

Emit TO_BOOL before conditional jumps for all expressions including Compare

Add classdict cell for classes with function definitions

Emit classdictcell store in class body epilogue

Always run DCE to remove dead code after terminal instructions

Restrict LOAD_ATTR plain mode to module/class scope imports

Eliminate unreachable blocks after jump normalization

Fold BUILD_TUPLE 0 into LOAD_CONST empty tuple

Handle classcell and classdictcell in type.new

Revert classdict cell and classdictcell changes

Fix unreachable block elimination with fixpoint reachability

Check enclosing scopes for IMPORTED flag in LOAD_ATTR mode

Add classdict cell for classes with function definitions

Store classdictcell in class body epilogue

Fix clippy collapsible_if warnings and cargo fmt

Revert classdict and classdictcell changes (cause import failures)

Revert type.new classcell removal and classdictcell handling

Re-add classdict cell and classdictcell store

Reorder MakeFunctionFlag to match CPython's SET_FUNCTION_ATTRIBUTE

Use CPython-compatible power-of-two encoding for SET_FUNCTION_ATTRIBUTE

Remove expectedFailure from test_elim_jump_after_return1 and test_no_jump_over_return_out_of_finally_block

Remove classcell and classdictcell from class dict in type.new

Commits on Mar 23, 2026

Remove expectedFailure from test_classcell_expected_behaviour, cargo fmt

Handle MakeCell and CopyFreeVars as no-ops in JIT

Remove expectedFailure from test_load_fast_known_simple

Restore expectedFailure for test_load_fast_known_simple

Bytecode parity by youknowone · Pull Request #7475 · RustPython/RustPython · GitHub

Uh oh!

Bytecode parity - #7475

Bytecode parity#7475youknowone merged 34 commits intoRustPython:mainRustPython/RustPython:mainfrom youknowone:bytecode-parity-phase1youknowone/RustPython:bytecode-parity-phase1Copy head branch name to clipboard

Commits

Commits on Mar 22, 2026

Commits on Mar 23, 2026

Bytecode parity#7475
youknowone merged 34 commits into
RustPython:mainfrom
youknowone:bytecode-parity-phase1