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gh-105775: Convert LOAD_CLOSURE to a pseudo-op (#106059)

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This enables super-instruction formation,
removal of checks for uninitialized variables,
and frees up an instruction.
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hms 2023-06-29 10:34:00 -06:00 • committed by GitHub
parent 3c70d467c1
commit 8bff940ad6
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16 changed files with 733 additions and 702 deletions
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Lib/opcode.py
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@ -198,8 +198,6 @@ def_op('BUILD_SLICE', 133) # Number of items
jrel_op('JUMP_BACKWARD_NO_INTERRUPT', 134) # Number of words to skip (backwards)
def_op('MAKE_CELL', 135)
hasfree.append(135)
def_op('LOAD_CLOSURE', 136)
hasfree.append(136)
def_op('LOAD_DEREF', 137)
hasfree.append(137)
def_op('STORE_DEREF', 138)
@ -293,6 +291,7 @@ pseudo_op('LOAD_ZERO_SUPER_METHOD', 264, ['LOAD_SUPER_ATTR'])
pseudo_op('LOAD_ZERO_SUPER_ATTR', 265, ['LOAD_SUPER_ATTR'])
pseudo_op('STORE_FAST_MAYBE_NULL', 266, ['STORE_FAST'])
pseudo_op('LOAD_CLOSURE', 267, ['LOAD_FAST'])
MAX_PSEUDO_OPCODE = MIN_PSEUDO_OPCODE + len(_pseudo_ops) - 1