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GH-131729: Code-gen better liveness analysis (GH-131732)

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* Rename 'defined' attribute to 'in_local' to more accurately reflect how it is used

* Make death of variables explicit even for array variables.

* Convert in_memory from boolean to stack offset

* Don't apply liveness analysis to optimizer generated code

* Fix RETURN_VALUE in optimizer
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Mark Shannon 2025-03-26 15:21:35 +00:00 • committed by GitHub
parent b9ca438daa
commit 1b8bb1ed0c
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12 changed files with 344 additions and 399 deletions
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Tools/cases_generator/tier1_generator.py
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@ -205,7 +205,7 @@ def generate_tier1_labels(
for name, label in analysis.labels.items():
emitter.emit(f"LABEL({name})\n")
emitter.emit("{\n")
storage = Storage(Stack(), [], [], [])
storage = Storage(Stack(), [], [], False)
if label.spilled:
storage.spilled = 1
emitter.emit("/* STACK SPILLED */\n")