Add verify equihash benchmark

qa/zcash/all-performance-measurements.sh

@@ -70,6 +70,13 @@ zcashd_start
 zcash_rpc zcbenchmark solveequihash 10
 zcashd_stop
 
+echo ""
+echo "Verify Equihash"
+echo "------------------"
+zcashd_start
+zcash_rpc zcbenchmark verifyequihash 1000
+zcashd_stop
+
 echo ""
 echo ""
 echo "Memory"
@@ -109,3 +116,10 @@ echo "------------------"
 zcashd_massif_start
 zcash_rpc zcbenchmark verifyjoinsplit 1 "$RAWTXWITHPOUR"
 zcashd_massif_stop
+
+echo ""
+echo "Verify Equihash"
+echo "------------------"
+zcashd_massif_start
+zcash_rpc zcbenchmark verifyequihash 1
+zcashd_massif_stop

src/wallet/rpcwallet.cpp

@@ -2413,7 +2413,7 @@ Value zc_benchmark(const json_spirit::Array& params, bool fHelp)
         } else if (benchmarktype == "solveequihash") {
             sample_times.push_back(benchmark_solve_equihash());
         } else if (benchmarktype == "verifyequihash") {
-            throw JSONRPCError(RPC_TYPE_ERROR, "Unimplemented");
+            sample_times.push_back(benchmark_verify_equihash());
         } else {
             throw JSONRPCError(RPC_TYPE_ERROR, "Invalid benchmarktype");
         }

src/zcbenchmarks.cpp

@@ -7,6 +7,7 @@
 #include "primitives/transaction.h"
 #include "crypto/equihash.h"
 #include "chainparams.h"
+#include "pow.h"
 
 #include "zcbenchmarks.h"
 
@@ -91,6 +92,13 @@ double benchmark_create_joinsplit()
     return ret;
 }
 
+double benchmark_verify_joinsplit(const CPourTx &joinsplit)
+{
+    timer_start();
+    joinsplit.Verify(*pzerocashParams);
+    return timer_stop();
+}
+
 double benchmark_solve_equihash()
 {
     const char *testing = "testing";
@@ -103,9 +111,13 @@ double benchmark_solve_equihash()
     return timer_stop();
 }
 
-double benchmark_verify_joinsplit(const CPourTx &joinsplit)
+double benchmark_verify_equihash()
 {
+    CChainParams params = Params(CBaseChainParams::MAIN);
+    CBlock genesis = Params(CBaseChainParams::MAIN).GenesisBlock();
+    CBlockHeader genesis_header = genesis.GetBlockHeader();
     timer_start();
-    joinsplit.Verify(*pzerocashParams);
+    CheckEquihashSolution(&genesis_header, params);
     return timer_stop();
 }
+

src/zcbenchmarks.h

@@ -9,5 +9,6 @@ extern double benchmark_parameter_loading();
 extern double benchmark_create_joinsplit();
 extern double benchmark_solve_equihash();
 extern double benchmark_verify_joinsplit(const CPourTx &joinsplit);
+extern double benchmark_verify_equihash();
 
 #endif