mirror of
https://github.com/logos-storage/plonky2.git
synced 2026-01-10 01:33:07 +00:00
990eb34d96
* Amortize mload_packing * Reduce stack overhead * Amortize mstore_unpacking * Speed-up stack operation in hash.asm * Misc * Small tweaks * Misc small optims * Fix comments * Fix main access to withdrawals * Fix stack description * minor: rename label * Comments --------- Co-authored-by: Linda Guiga <lindaguiga3@gmail.com>
57 lines
1.2 KiB
NASM
57 lines
1.2 KiB
NASM
global sys_balance:
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// stack: kexit_info, address
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SWAP1 %u256_to_addr
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// stack: address, kexit_info
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SWAP1
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DUP2 %insert_accessed_addresses
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// stack: cold_access, kexit_info, address
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PUSH @GAS_COLDACCOUNTACCESS_MINUS_WARMACCESS
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MUL
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PUSH @GAS_WARMACCESS
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ADD
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%charge_gas
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// stack: kexit_info, address
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SWAP1
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// stack: address, kexit_info
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%balance
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// stack: balance, kexit_info
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SWAP1
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EXIT_KERNEL
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%macro balance
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%stack (address) -> (address, %%after)
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%jump(balance)
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%%after:
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%endmacro
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global balance:
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// stack: address, retdest
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%mpt_read_state_trie
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// stack: account_ptr, retdest
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DUP1 ISZERO %jumpi(retzero) // If the account pointer is null, return 0.
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%add_const(1)
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// stack: balance_ptr, retdest
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%mload_trie_data
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// stack: balance, retdest
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SWAP1 JUMP
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retzero:
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%stack (account_ptr, retdest) -> (retdest, 0)
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JUMP
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global sys_selfbalance:
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// stack: kexit_info
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%charge_gas_const(@GAS_LOW)
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%selfbalance
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// stack: balance, kexit_info
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SWAP1
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EXIT_KERNEL
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%macro selfbalance
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PUSH %%after
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%address
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%jump(balance)
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%%after:
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%endmacro
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