> ## Documentation Index
> Fetch the complete documentation index at: https://voltaire.tevm.sh/llms.txt
> Use this file to discover all available pages before exploring further.

# Precompile

> Auto-generated API documentation

[**@tevm/voltaire**](../../../index.mdx)

***

[@tevm/voltaire](../../../index.mdx) / [primitives/GasConstants](../index.mdx) / Precompile

# Precompile

## Variables

### blake2f()

> `const` **blake2f**: (`rounds`) => `bigint` = `calculateBlake2fCost`

Defined in: [src/primitives/GasConstants/Precompile.js:285](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L285)

Convenience alias for BLAKE2F cost calculation

Calculate BLAKE2F precompile cost

#### Parameters

##### rounds

`bigint`

Number of compression rounds

#### Returns

`bigint`

Gas cost

#### Param

Number of compression rounds

#### Returns

Gas cost

***

### Blake2fPerRound

> `const` **Blake2fPerRound**: `1n` = `1n`

Defined in: [src/primitives/GasConstants/Precompile.js:268](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L268)

BLAKE2F (address 0x09) - Cost per round

***

### Bls12G1Add

> `const` **Bls12G1Add**: `500n` = `500n`

Defined in: [src/primitives/GasConstants/Precompile.js:310](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L310)

BLS12\_G1ADD (address 0x0b) - Fixed cost

***

### Bls12G1MsmBase

> `const` **Bls12G1MsmBase**: `12000n` = `12000n`

Defined in: [src/primitives/GasConstants/Precompile.js:322](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L322)

BLS12\_G1MSM (address 0x0d) - Base cost per point

***

### Bls12G1Mul

> `const` **Bls12G1Mul**: `12000n` = `12000n`

Defined in: [src/primitives/GasConstants/Precompile.js:316](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L316)

BLS12\_G1MUL (address 0x0c) - Fixed cost

***

### Bls12G2Add

> `const` **Bls12G2Add**: `800n` = `800n`

Defined in: [src/primitives/GasConstants/Precompile.js:328](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L328)

BLS12\_G2ADD (address 0x0e) - Fixed cost

***

### Bls12G2MsmBase

> `const` **Bls12G2MsmBase**: `45000n` = `45000n`

Defined in: [src/primitives/GasConstants/Precompile.js:340](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L340)

BLS12\_G2MSM (address 0x10) - Base cost per point

***

### Bls12G2Mul

> `const` **Bls12G2Mul**: `45000n` = `45000n`

Defined in: [src/primitives/GasConstants/Precompile.js:334](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L334)

BLS12\_G2MUL (address 0x0f) - Fixed cost

***

### Bls12MapFp2ToG2

> `const` **Bls12MapFp2ToG2**: `75000n` = `75000n`

Defined in: [src/primitives/GasConstants/Precompile.js:364](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L364)

BLS12\_MAP\_FP2\_TO\_G2 (address 0x13) - Fixed cost

***

### Bls12MapFpToG1

> `const` **Bls12MapFpToG1**: `5500n` = `5500n`

Defined in: [src/primitives/GasConstants/Precompile.js:358](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L358)

BLS12\_MAP\_FP\_TO\_G1 (address 0x12) - Fixed cost

***

### Bls12PairingBase

> `const` **Bls12PairingBase**: `65000n` = `65000n`

Defined in: [src/primitives/GasConstants/Precompile.js:346](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L346)

BLS12\_PAIRING (address 0x11) - Base cost

***

### Bls12PairingPerPair

> `const` **Bls12PairingPerPair**: `43000n` = `43000n`

Defined in: [src/primitives/GasConstants/Precompile.js:352](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L352)

BLS12\_PAIRING - Per-pair cost

***

### EcAddByzantium

> `const` **EcAddByzantium**: `500n` = `500n`

Defined in: [src/primitives/GasConstants/Precompile.js:154](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L154)

BN254 ECADD - Byzantium to Berlin

***

### EcAddIstanbul

> `const` **EcAddIstanbul**: `150n` = `150n`

Defined in: [src/primitives/GasConstants/Precompile.js:148](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L148)

BN254 ECADD (address 0x06) - Istanbul onwards

***

### EcMulByzantium

> `const` **EcMulByzantium**: `40000n` = `40000n`

Defined in: [src/primitives/GasConstants/Precompile.js:166](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L166)

BN254 ECMUL - Byzantium to Berlin

***

### EcMulIstanbul

> `const` **EcMulIstanbul**: `6000n` = `6000n`

Defined in: [src/primitives/GasConstants/Precompile.js:160](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L160)

BN254 ECMUL (address 0x07) - Istanbul onwards

***

### EcPairingBaseByzantium

> `const` **EcPairingBaseByzantium**: `100000n` = `100000n`

Defined in: [src/primitives/GasConstants/Precompile.js:184](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L184)

BN254 ECPAIRING - Base cost (Byzantium to Berlin)

***

### EcPairingBaseIstanbul

> `const` **EcPairingBaseIstanbul**: `45000n` = `45000n`

Defined in: [src/primitives/GasConstants/Precompile.js:172](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L172)

BN254 ECPAIRING (address 0x08) - Base cost (Istanbul onwards)

***

### EcPairingPerPairByzantium

> `const` **EcPairingPerPairByzantium**: `80000n` = `80000n`

Defined in: [src/primitives/GasConstants/Precompile.js:190](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L190)

BN254 ECPAIRING - Per-pair cost (Byzantium to Berlin)

***

### EcPairingPerPairIstanbul

> `const` **EcPairingPerPairIstanbul**: `34000n` = `34000n`

Defined in: [src/primitives/GasConstants/Precompile.js:178](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L178)

BN254 ECPAIRING - Per-pair cost (Istanbul onwards)

***

### EcRecover

> `const` **EcRecover**: `3000n` = `3000n`

Defined in: [src/primitives/GasConstants/Precompile.js:11](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L11)

ECRECOVER (address 0x01) - Fixed cost

***

### IdentityBase

> `const` **IdentityBase**: `15n` = `15n`

Defined in: [src/primitives/GasConstants/Precompile.js:63](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L63)

IDENTITY (address 0x04) - Base cost

***

### IdentityWord

> `const` **IdentityWord**: `3n` = `3n`

Defined in: [src/primitives/GasConstants/Precompile.js:69](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L69)

IDENTITY - Per-word cost

***

### ModExpLinearThreshold

> `const` **ModExpLinearThreshold**: `1024n` = `1024n`

Defined in: [src/primitives/GasConstants/Precompile.js:98](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L98)

MODEXP - Linear threshold (1024 bytes)

***

### ModExpMin

> `const` **ModExpMin**: `200n` = `200n`

Defined in: [src/primitives/GasConstants/Precompile.js:86](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L86)

MODEXP (address 0x05) - Minimum cost (EIP-2565)

***

### ModExpQuadraticThreshold

> `const` **ModExpQuadraticThreshold**: `64n` = `64n`

Defined in: [src/primitives/GasConstants/Precompile.js:92](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L92)

MODEXP - Quadratic threshold (64 bytes)

***

### PointEvaluation

> `const` **PointEvaluation**: `50000n` = `50000n`

Defined in: [src/primitives/GasConstants/Precompile.js:291](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L291)

POINT\_EVALUATION (address 0x0a) - Fixed cost (EIP-4844)

***

### Ripemd160Base

> `const` **Ripemd160Base**: `600n` = `600n`

Defined in: [src/primitives/GasConstants/Precompile.js:40](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L40)

RIPEMD160 (address 0x03) - Base cost

***

### Ripemd160Word

> `const` **Ripemd160Word**: `120n` = `120n`

Defined in: [src/primitives/GasConstants/Precompile.js:46](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L46)

RIPEMD160 - Per-word cost

***

### Sha256Base

> `const` **Sha256Base**: `60n` = `60n`

Defined in: [src/primitives/GasConstants/Precompile.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L17)

SHA256 (address 0x02) - Base cost

***

### Sha256Word

> `const` **Sha256Word**: `12n` = `12n`

Defined in: [src/primitives/GasConstants/Precompile.js:23](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L23)

SHA256 - Per-word cost

## Functions

### calculateBlake2fCost()

> **calculateBlake2fCost**(`rounds`): `bigint`

Defined in: [src/primitives/GasConstants/Precompile.js:276](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L276)

Calculate BLAKE2F precompile cost

#### Parameters

##### rounds

`bigint`

Number of compression rounds

#### Returns

`bigint`

Gas cost

***

### calculateBls12G1MsmCost()

> **calculateBls12G1MsmCost**(`pairCount`): `bigint`

Defined in: [src/primitives/GasConstants/Precompile.js:403](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L403)

Calculate BLS12\_G1MSM precompile cost

#### Parameters

##### pairCount

`bigint`

Number of point-scalar pairs

#### Returns

`bigint`

Gas cost

***

### calculateBls12G2MsmCost()

> **calculateBls12G2MsmCost**(`pairCount`): `bigint`

Defined in: [src/primitives/GasConstants/Precompile.js:416](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L416)

Calculate BLS12\_G2MSM precompile cost

#### Parameters

##### pairCount

`bigint`

Number of point-scalar pairs

#### Returns

`bigint`

Gas cost

***

### calculateBls12PairingCost()

> **calculateBls12PairingCost**(`pairCount`): `bigint`

Defined in: [src/primitives/GasConstants/Precompile.js:429](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L429)

Calculate BLS12\_PAIRING precompile cost

#### Parameters

##### pairCount

`bigint`

Number of G1-G2 pairs

#### Returns

`bigint`

Gas cost

***

### calculateEcPairingCost()

> **calculateEcPairingCost**(`pairCount`, `hardfork`): `bigint`

Defined in: [src/primitives/GasConstants/Precompile.js:205](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L205)

Calculate ECPAIRING precompile cost

#### Parameters

##### pairCount

`bigint`

Number of point pairs

##### hardfork

[`Hardfork`](../index.mdx#hardfork-1)

EVM hardfork

#### Returns

`bigint`

Gas cost

#### Example

```typescript theme={null}
const cost = calculateEcPairingCost(2n, 'istanbul');
// 45000 + (2 * 34000) = 113000 gas
```

***

### calculateIdentityCost()

> **calculateIdentityCost**(`dataSize`): `bigint`

Defined in: [src/primitives/GasConstants/Precompile.js:77](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L77)

Calculate IDENTITY precompile cost

#### Parameters

##### dataSize

`bigint`

Size of data in bytes

#### Returns

`bigint`

Gas cost

***

### calculateModExpCost()

> **calculateModExpCost**(`baseLength`, `expLength`, `modLength`, `expHead`): `bigint`

Defined in: [src/primitives/GasConstants/Precompile.js:126](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L126)

Calculate MODEXP precompile cost

#### Parameters

##### baseLength

`bigint`

Length of base in bytes

##### expLength

`bigint`

Length of exponent in bytes

##### modLength

`bigint`

Length of modulus in bytes

##### expHead

`bigint`

First 32 bytes of exponent

#### Returns

`bigint`

Gas cost

***

### calculatePointEvaluationCost()

> **calculatePointEvaluationCost**(): `bigint`

Defined in: [src/primitives/GasConstants/Precompile.js:298](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L298)

Calculate POINT\_EVALUATION precompile cost

#### Returns

`bigint`

Gas cost (fixed at 50000)

***

### calculateRipemd160Cost()

> **calculateRipemd160Cost**(`dataSize`): `bigint`

Defined in: [src/primitives/GasConstants/Precompile.js:54](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L54)

Calculate RIPEMD160 precompile cost

#### Parameters

##### dataSize

`bigint`

Size of data in bytes

#### Returns

`bigint`

Gas cost

***

### calculateSha256Cost()

> **calculateSha256Cost**(`dataSize`): `bigint`

Defined in: [src/primitives/GasConstants/Precompile.js:31](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L31)

Calculate SHA256 precompile cost

#### Parameters

##### dataSize

`bigint`

Size of data in bytes

#### Returns

`bigint`

Gas cost

***

### ecPairingCost()

> **ecPairingCost**(`this`): `bigint`

Defined in: [src/primitives/GasConstants/Precompile.js:260](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L260)

Calculate ECPAIRING precompile cost (convenience form with this:)

#### Parameters

##### this

###### hardfork

[`Hardfork`](../index.mdx#hardfork-1)

###### pairCount

`bigint`

#### Returns

`bigint`

***

### getEcAddCost()

> **getEcAddCost**(`hardfork`): `bigint`

Defined in: [src/primitives/GasConstants/Precompile.js:226](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L226)

Get ECADD cost for hardfork

#### Parameters

##### hardfork

[`Hardfork`](../index.mdx#hardfork-1)

EVM hardfork

#### Returns

`bigint`

Gas cost

***

### getEcMulCost()

> **getEcMulCost**(`hardfork`): `bigint`

Defined in: [src/primitives/GasConstants/Precompile.js:243](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/GasConstants/Precompile.js#L243)

Get ECMUL cost for hardfork

#### Parameters

##### hardfork

[`Hardfork`](../index.mdx#hardfork-1)

EVM hardfork

#### Returns

`bigint`

Gas cost