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21 lines
633 B
NASM
21 lines
633 B
NASM
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// struct Log { logs_data_len, logs_payload_len }
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%macro journal_add_log
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%journal_add_2(@JOURNAL_ENTRY_LOG)
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%endmacro
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global revert_log:
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// stack: entry_type, ptr, retdest
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POP
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// First, reduce the number of logs.
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%mload_global_metadata(@GLOBAL_METADATA_LOGS_LEN)
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%decrement
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%mstore_global_metadata(@GLOBAL_METADATA_LOGS_LEN)
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// stack: ptr, retdest
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// Second, restore payload length.
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%journal_load_2
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// stack: prev_logs_data_len, prev_payload_len, retdest
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%mstore_global_metadata(@GLOBAL_METADATA_LOGS_DATA_LEN)
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%mstore_global_metadata(@GLOBAL_METADATA_LOGS_PAYLOAD_LEN)
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JUMP
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