feat: Add ecadd and ecmul to the list of precompiles upon genesis (#669)

## What ❔

Add ecadd and ecmul to the list of system contracts to be added upon
genesis

## Why ❔

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are the principles behind them? -->
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## Checklist

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- [ ] PR title corresponds to the body of PR (we generate changelog
entries from PRs).
- [ ] Tests for the changes have been added / updated.
- [ ] Documentation comments have been added / updated.
- [ ] Code has been formatted via `zk fmt` and `zk lint`.
- [ ] Spellcheck has been run via `cargo spellcheck
--cfg=./spellcheck/era.cfg --code 1`.

core/lib/constants/src/contracts.rs

@@ -95,6 +95,16 @@ pub const SHA256_PRECOMPILE_ADDRESS: Address = H160([
     0x00, 0x00, 0x00, 0x02,
 ]);
 
+pub const EC_ADD_PRECOMPILE_ADDRESS: Address = H160([
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x06,
+]);
+
+pub const EC_MUL_PRECOMPILE_ADDRESS: Address = H160([
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x07,
+]);
+
 pub const ERC20_TRANSFER_TOPIC: H256 = H256([
     221, 242, 82, 173, 27, 226, 200, 155, 105, 194, 176, 104, 252, 55, 141, 170, 149, 43, 167, 241,
     99, 196, 161, 22, 40, 245, 90, 77, 245, 35, 179, 239,

core/lib/types/src/system_contracts.rs

@@ -10,8 +10,9 @@ use zksync_system_constants::{
 use crate::{
     block::DeployedContract, ACCOUNT_CODE_STORAGE_ADDRESS, BOOTLOADER_ADDRESS,
     COMPLEX_UPGRADER_ADDRESS, CONTRACT_DEPLOYER_ADDRESS, ECRECOVER_PRECOMPILE_ADDRESS,
-    IMMUTABLE_SIMULATOR_STORAGE_ADDRESS, KECCAK256_PRECOMPILE_ADDRESS, KNOWN_CODES_STORAGE_ADDRESS,
-    L1_MESSENGER_ADDRESS, L2_ETH_TOKEN_ADDRESS, MSG_VALUE_SIMULATOR_ADDRESS, NONCE_HOLDER_ADDRESS,
+    EC_ADD_PRECOMPILE_ADDRESS, EC_MUL_PRECOMPILE_ADDRESS, IMMUTABLE_SIMULATOR_STORAGE_ADDRESS,
+    KECCAK256_PRECOMPILE_ADDRESS, KNOWN_CODES_STORAGE_ADDRESS, L1_MESSENGER_ADDRESS,
+    L2_ETH_TOKEN_ADDRESS, MSG_VALUE_SIMULATOR_ADDRESS, NONCE_HOLDER_ADDRESS,
     SHA256_PRECOMPILE_ADDRESS, SYSTEM_CONTEXT_ADDRESS,
 };
 
@@ -23,7 +24,7 @@ use crate::{
 pub const TX_NONCE_INCREMENT: U256 = U256([1, 0, 0, 0]); // 1
 pub const DEPLOYMENT_NONCE_INCREMENT: U256 = U256([0, 0, 1, 0]); // 2^128
 
-static SYSTEM_CONTRACT_LIST: [(&str, &str, Address, ContractLanguage); 18] = [
+static SYSTEM_CONTRACT_LIST: [(&str, &str, Address, ContractLanguage); 20] = [
     (
         "",
         "AccountCodeStorage",
@@ -90,6 +91,18 @@ static SYSTEM_CONTRACT_LIST: [(&str, &str, Address, ContractLanguage); 18] = [
         ECRECOVER_PRECOMPILE_ADDRESS,
         ContractLanguage::Yul,
     ),
+    (
+        "precompiles/",
+        "EcAdd",
+        EC_ADD_PRECOMPILE_ADDRESS,
+        ContractLanguage::Yul,
+    ),
+    (
+        "precompiles/",
+        "EcMul",
+        EC_MUL_PRECOMPILE_ADDRESS,
+        ContractLanguage::Yul,
+    ),
     (
         "",
         "SystemContext",