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EELS Update EIP-7702: Update EXTCODE* opcode behavior #1094

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merged 1 commit into from
Jan 30, 2025
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EELS Update EIP-7702: Update EXTCODE* opcode behavior #1094

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1 change: 0 additions & 1 deletion src/ethereum/prague/vm/eoa_delegation.py
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,6 @@

SET_CODE_TX_MAGIC = b"\x05"
EOA_DELEGATION_MARKER = b"\xEF\x01\x00"
EOA_DELEGATION_SENTINEL = b"\xEF\x01"
EOA_DELEGATION_MARKER_LENGTH = len(EOA_DELEGATION_MARKER)
EOA_DELEGATED_CODE_LENGTH = 23
PER_EMPTY_ACCOUNT_COST = 25000
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7 changes: 0 additions & 7 deletions src/ethereum/prague/vm/instructions/environment.py
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,6 @@
from ...fork_types import EMPTY_ACCOUNT
from ...state import get_account
from ...utils.address import to_address
from ...vm.eoa_delegation import EOA_DELEGATION_SENTINEL, is_valid_delegation
from ...vm.memory import buffer_read, memory_write
from .. import Evm
from ..exceptions import OutOfBoundsRead
Expand Down Expand Up @@ -353,8 +352,6 @@ def extcodesize(evm: Evm) -> None:

# OPERATION
code = get_account(evm.env.state, address).code
if is_valid_delegation(code):
code = EOA_DELEGATION_SENTINEL

codesize = U256(len(code))
push(evm.stack, codesize)
Expand Down Expand Up @@ -397,8 +394,6 @@ def extcodecopy(evm: Evm) -> None:
# OPERATION
evm.memory += b"\x00" * extend_memory.expand_by
code = get_account(evm.env.state, address).code
if is_valid_delegation(code):
code = EOA_DELEGATION_SENTINEL

value = buffer_read(code, code_start_index, size)
memory_write(evm.memory, memory_start_index, value)
Expand Down Expand Up @@ -490,8 +485,6 @@ def extcodehash(evm: Evm) -> None:
codehash = U256(0)
else:
code = account.code
if is_valid_delegation(code):
code = EOA_DELEGATION_SENTINEL
codehash = U256.from_be_bytes(keccak256(code))

push(evm.stack, codehash)
Expand Down
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