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core/vm: optimize osakaMultComplexity

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cuiweixie 2025-11-04 23:17:42 +08:00
parent 395425902d
commit cae375f141
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1 changed files with 2 additions and 3 deletions
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5
core/vm/contracts.go
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@ -456,11 +456,10 @@ func osakaMultComplexity(x uint64) uint64 {
}
// For x > 32, return 2 * berlinMultComplexity(x)
result := berlinMultComplexity(x)
carry, result := bits.Mul64(result, 2)
if carry != 0 {
if result >= (1 << 63) { // overflow check
return math.MaxUint64
}
return result
return result << 1
}
// modexpIterationCount calculates the number of iterations for the modexp precompile.