evm: add sha512 precompile

runtime-sdk/modules/evm/src/precompile/mod.rs

@@ -127,7 +127,8 @@ impl<Cfg: Config, B: EVMBackendExt> PrecompileSet for Precompiles<'_, Cfg, B> {
             (1, 0, 8) => confidential::call_curve25519_compute_public(handle),
             // Oasis-specific, general.
             (1, 1, 1) => sha512::call_sha512_256(handle),
-            (1, 1, 2) => subcall::call_subcall(handle, self.backend),
+            (1, 1, 2) => sha512::call_sha512(handle),
+            (1, 1, 3) => subcall::call_subcall(handle, self.backend),
             _ => return Cfg::additional_precompiles().and_then(|pc| pc.execute(handle)),
         })
     }
@@ -144,7 +145,7 @@ impl<Cfg: Config, B: EVMBackendExt> PrecompileSet for Precompiles<'_, Cfg, B> {
                 // Oasis-specific, confidential.
                 (1, 0, 1..=8, true) |
                 // Oasis-specific, general.
-                (1, 1, 1..=2, _)
+                (1, 1, 1..=3, _)
             )
         {
             IsPrecompileResult::Answer {

runtime-sdk/modules/evm/src/precompile/sha512.rs

@@ -4,7 +4,7 @@ use evm::{
     ExitSucceed,
 };
 use ripemd160::Digest as _;
-use sha2::Sha512Trunc256;
+use sha2::{Sha512, Sha512Trunc256};
 
 use super::{record_linear_cost, PrecompileResult};
 
@@ -23,6 +23,20 @@ pub(super) fn call_sha512_256(handle: &mut impl PrecompileHandle) -> PrecompileR
     })
 }
 
+pub(super) fn call_sha512(handle: &mut impl PrecompileHandle) -> PrecompileResult {
+    // Same costs as SHA512_256.
+    record_linear_cost(handle, handle.input().len() as u64, 115, 13)?;
+
+    let mut hasher = Sha512::new();
+    hasher.update(handle.input());
+    let digest = hasher.finalize();
+
+    Ok(PrecompileOutput {
+        exit_status: ExitSucceed::Returned,
+        output: digest.to_vec(),
+    })
+}
+
 #[cfg(test)]
 mod test {
     use super::super::testing::*;
@@ -43,4 +57,21 @@ mod test {
             "41f7883fc8df1d31b1b1f7c0379f7b5a990d457347d997fdd76a2f4bb5812342"
         );
     }
+
+    #[test]
+    fn test_sha512() {
+        let input = "38d18acb67d25c8bb9942764b62f18e17054f66a817bd4295423adf9ed98873e000000000000000000000000000000000000000000000000000000000000001b38d18acb67d25c8bb9942764b62f18e17054f66a817bd4295423adf9ed98873e789d1dd423d25f0772d2748d60f7e4b81bb14d086eba8e8e8efb6dcff8a4ae02";
+        let ret = call_contract(
+            H160([
+                1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0x02,
+            ]),
+            &hex::decode(input).unwrap(),
+            3000,
+        )
+        .unwrap();
+        assert_eq!(
+            hex::encode(ret.unwrap().output),
+            "2b80ea6632ad6148483537e6afe59b835bd989b4deb1f0e556e6c7cf30f979dbfc2dbd226e1e646fb202b82180faa3bcba6282573a99895956f7005845dd3a6a"
+        );
+    }
 }

tests/e2e/contracts/subcall/evm_subcall.hex

@@ -1 +1 @@
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tests/e2e/contracts/subcall/evm_subcall.sol

@@ -1,7 +1,7 @@
 pragma solidity ^0.8.0;
 
 contract Test {
-    address private constant SUBCALL = 0x0100000000000000000000000000000000000102;
+    address private constant SUBCALL = 0x0100000000000000000000000000000000000103;
 
     error SubcallFailed(uint64 code, bytes module);