Gas fixes#83
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rakita merged 2 commits intobluealloy:mainfrom Mar 17, 2022
onbjerg:onbjerg/gas-fixes
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onbjerg
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Mar 17, 2022
| self.data.subroutine.load_account(coinbase, self.data.db); | ||
| self.data.subroutine.balance_add(coinbase, U256::zero()); | ||
| } | ||
| 0 |
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Unsure if we still want to do the gas refund calculation stuff here? Does crate::USE_GAS toggle if we even record gas at all?
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This is fine, USE_GAS in general is to disable gas calculation if evm is needed in some wasm env where pricing is done differently.
gakonst
reviewed
Mar 17, 2022
| } | ||
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| pub fn gas(&mut self) -> &Gas { | ||
| pub fn gas(&self) -> &Gas { |
| self.data.subroutine.load_account(coinbase, self.data.db); | ||
| self.data.subroutine.balance_add(coinbase, U256::zero()); | ||
| } | ||
| 0 |
| caller: H160, | ||
| gas: &Gas, | ||
| ) -> Result<(Map<H160, Account>, Vec<Log>), Return> { | ||
| ) -> (Map<H160, Account>, Vec<Log>, u64) { |
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The function signature change should be OK given that this function is not exposed
| if crate::USE_GAS { | ||
| gas.reimburse_unspend(&exit_reason, ret_gas); | ||
| } | ||
| match self.finalize::<GSPEC>(caller, &gas) { |
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Ack - the error branch would never get hit before
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The gas returned by the EVM did not account for refunds, and
Interpreter::gastook&mut selfwithout needing toI also made
finalizenot return aResultsince there was no path where it would returnErr