Compress contract configuration flags into a single storage slot - #744
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mijinummi merged 1 commit intoJul 29, 2026
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Pack six operational flags (paused, locked, allowPublic, feeSwitch, emergencyStop, upgradeable) into one storage word using bitwise operators in Yul assembly. Closes MDTechLabs#734
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Summary
Packed six operational configuration booleans into a single
bytes32bitmask to replace six individual storage slots, reducingSLOADandSSTOREgas costs.Changes
contracts/config/BitmaskConfig.solwith bit-flag constants for each config optionAND,OR,XORbitwise operators on a singlebytes32slotCloses #734
Closes #735
Closes #733
Closes #732