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core/vm: rename some functions

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This commit is contained in:
Felix Lange 2025-09-05 14:31:57 +02:00
parent 10fd96bcb5
commit f8b8610d6d
1 changed files with 11 additions and 11 deletions
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22
core/vm/contracts.go
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@ -462,9 +462,9 @@ func osakaMultComplexity(x uint64) uint64 {
return result return result
} }
// calculateIterationCount calculates the number of iterations for the modexp precompile. // modexpIterationCount calculates the number of iterations for the modexp precompile.
// This is the adjusted exponent length used in gas calculation. // This is the adjusted exponent length used in gas calculation.
func calculateIterationCount(expLen uint64, expHead uint256.Int, multiplier uint64) uint64 { func modexpIterationCount(expLen uint64, expHead uint256.Int, multiplier uint64) uint64 {
var iterationCount uint64 var iterationCount uint64
// For large exponents (expLen > 32), add (expLen - 32) * multiplier // For large exponents (expLen > 32), add (expLen - 32) * multiplier
@ -492,7 +492,7 @@ func byzantiumGasCalc(baseLen, expLen, modLen uint64, expHead uint256.Int) uint6
if multComplexity == math.MaxUint64 { if multComplexity == math.MaxUint64 {
return math.MaxUint64 return math.MaxUint64
} }
iterationCount := calculateIterationCount(expLen, expHead, multiplier) iterationCount := modexpIterationCount(expLen, expHead, multiplier)
// Calculate gas: (multComplexity * iterationCount) / divisor // Calculate gas: (multComplexity * iterationCount) / divisor
carry, gas := bits.Mul64(iterationCount, multComplexity) carry, gas := bits.Mul64(iterationCount, multComplexity)
@ -503,8 +503,8 @@ func byzantiumGasCalc(baseLen, expLen, modLen uint64, expHead uint256.Int) uint6
return gas return gas
} }
// berlinGasCalc calculates the gas cost for the modexp precompile using Berlin rules. // berlinModexpGas calculates the gas cost for the modexp precompile using Berlin rules.
func berlinGasCalc(baseLen, expLen, modLen uint64, expHead uint256.Int) uint64 { func berlinModexpGas(baseLen, expLen, modLen uint64, expHead uint256.Int) uint64 {
const ( const (
multiplier = 8 multiplier = 8
divisor = 3 divisor = 3
@ -516,7 +516,7 @@ func berlinGasCalc(baseLen, expLen, modLen uint64, expHead uint256.Int) uint64 {
if multComplexity == math.MaxUint64 { if multComplexity == math.MaxUint64 {
return math.MaxUint64 return math.MaxUint64
} }
iterationCount := calculateIterationCount(expLen, expHead, multiplier) iterationCount := modexpIterationCount(expLen, expHead, multiplier)
// Calculate gas: (multComplexity * iterationCount) / divisor // Calculate gas: (multComplexity * iterationCount) / divisor
carry, gas := bits.Mul64(iterationCount, multComplexity) carry, gas := bits.Mul64(iterationCount, multComplexity)
@ -527,8 +527,8 @@ func berlinGasCalc(baseLen, expLen, modLen uint64, expHead uint256.Int) uint64 {
return max(gas, minGas) return max(gas, minGas)
} }
// osakaGasCalc calculates the gas cost for the modexp precompile using Osaka rules. // osakaModexpGas calculates the gas cost for the modexp precompile using Osaka rules.
func osakaGasCalc(baseLen, expLen, modLen uint64, expHead uint256.Int) uint64 { func osakaModexpGas(baseLen, expLen, modLen uint64, expHead uint256.Int) uint64 {
const ( const (
multiplier = 16 multiplier = 16
divisor = 3 divisor = 3
@ -540,7 +540,7 @@ func osakaGasCalc(baseLen, expLen, modLen uint64, expHead uint256.Int) uint64 {
if multComplexity == math.MaxUint64 { if multComplexity == math.MaxUint64 {
return math.MaxUint64 return math.MaxUint64
} }
iterationCount := calculateIterationCount(expLen, expHead, multiplier) iterationCount := modexpIterationCount(expLen, expHead, multiplier)
// Calculate gas: (multComplexity * iterationCount) / osakaDivisor // Calculate gas: (multComplexity * iterationCount) / osakaDivisor
carry, gas := bits.Mul64(iterationCount, multComplexity) carry, gas := bits.Mul64(iterationCount, multComplexity)
@ -591,9 +591,9 @@ func (c *bigModExp) RequiredGas(input []byte) uint64 {
// Choose the appropriate gas calculation based on the EIP flags // Choose the appropriate gas calculation based on the EIP flags
if c.eip7883 { if c.eip7883 {
return osakaGasCalc(baseLen, expLen, modLen, expHead) return osakaModexpGas(baseLen, expLen, modLen, expHead)
} else if c.eip2565 { } else if c.eip2565 {
return berlinGasCalc(baseLen, expLen, modLen, expHead) return berlinModexpGas(baseLen, expLen, modLen, expHead)
} else { } else {
return byzantiumGasCalc(baseLen, expLen, modLen, expHead) return byzantiumGasCalc(baseLen, expLen, modLen, expHead)
} }