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author | Péter Szilágyi <peterke@gmail.com> | 2017-08-10 21:39:43 +0800 |
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committer | Péter Szilágyi <peterke@gmail.com> | 2017-08-14 20:27:44 +0800 |
commit | 6131dd55c5cb6f964a1b8e8d51400f10d545a92e (patch) | |
tree | 3ac0b6667e5e2afbad8f7f5a528bc78f2517e78d /core/vm/instructions_test.go | |
parent | 7bbdf3e2687ea293b68a7f73c039cbde411217fa (diff) | |
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core/vm: polish precompile contract code, add tests and benches
* Update modexp gas calculation to new version
* Fix modexp modulo 0 special case to return zero
Diffstat (limited to 'core/vm/instructions_test.go')
-rw-r--r-- | core/vm/instructions_test.go | 86 |
1 files changed, 64 insertions, 22 deletions
diff --git a/core/vm/instructions_test.go b/core/vm/instructions_test.go index 03c42c561..13e411d12 100644 --- a/core/vm/instructions_test.go +++ b/core/vm/instructions_test.go @@ -69,7 +69,7 @@ func precompiledBenchmark(addr, input, expected string, gas uint64, bench *testi contract := NewContract(AccountRef(common.HexToAddress("1337")), nil, new(big.Int), gas) - p := PrecompiledContracts[common.HexToAddress(addr)] + p := PrecompiledContractsMetropolis[common.HexToAddress(addr)] in := common.Hex2Bytes(input) var ( res []byte @@ -94,7 +94,7 @@ func precompiledBenchmark(addr, input, expected string, gas uint64, bench *testi } } -func BenchmarkPrecompiledEcdsa(bench *testing.B) { +func BenchmarkPrecompiledECDSA(bench *testing.B) { var ( addr = "01" inp = "38d18acb67d25c8bb9942764b62f18e17054f66a817bd4295423adf9ed98873e000000000000000000000000000000000000000000000000000000000000001b38d18acb67d25c8bb9942764b62f18e17054f66a817bd4295423adf9ed98873e789d1dd423d25f0772d2748d60f7e4b81bb14d086eba8e8e8efb6dcff8a4ae02" @@ -103,6 +103,7 @@ func BenchmarkPrecompiledEcdsa(bench *testing.B) { ) precompiledBenchmark(addr, inp, exp, gas, bench) } + func BenchmarkPrecompiledSha256(bench *testing.B) { var ( addr = "02" @@ -112,6 +113,7 @@ func BenchmarkPrecompiledSha256(bench *testing.B) { ) precompiledBenchmark(addr, inp, exp, gas, bench) } + func BenchmarkPrecompiledRipeMD(bench *testing.B) { var ( addr = "03" @@ -121,6 +123,7 @@ func BenchmarkPrecompiledRipeMD(bench *testing.B) { ) precompiledBenchmark(addr, inp, exp, gas, bench) } + func BenchmarkPrecompiledIdentity(bench *testing.B) { var ( addr = "04" @@ -130,131 +133,171 @@ func BenchmarkPrecompiledIdentity(bench *testing.B) { ) precompiledBenchmark(addr, inp, exp, gas, bench) } + +func BenchmarkPrecompiledModExp(bench *testing.B) { + var ( + addr = "05" + inp = "00000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000002003fffffffffffffffffffffffffffffffffffffffffffffffffffffffefffffc2efffffffffffffffffffffffffffffffffffffffffffffffffffffffefffffc2f" + exp = "0000000000000000000000000000000000000000000000000000000000000001" + gas = uint64(4000000) + ) + precompiledBenchmark(addr, inp, exp, gas, bench) +} + +func BenchmarkPrecompiledBn256Add(bench *testing.B) { + var ( + addr = "06" + inp = "0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000" + exp = "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000" + gas = uint64(4000000) + ) + precompiledBenchmark(addr, inp, exp, gas, bench) +} + +func BenchmarkPrecompiledBn256ScalarMul(bench *testing.B) { + var ( + addr = "07" + inp = "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000" + exp = "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000" + gas = uint64(4000000) + ) + precompiledBenchmark(addr, inp, exp, gas, bench) +} + +func BenchmarkPrecompiledBn256Pairing(bench *testing.B) { + var ( + addr = "08" + inp = "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" + exp = "0000000000000000000000000000000000000000000000000000000000000001" + gas = uint64(4000000) + ) + precompiledBenchmark(addr, inp, exp, gas, bench) +} + func BenchmarkOpAdd(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opAdd, x, y) - } + func BenchmarkOpSub(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opSub, x, y) - } + func BenchmarkOpMul(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opMul, x, y) - } + func BenchmarkOpDiv(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opDiv, x, y) - } + func BenchmarkOpSdiv(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opSdiv, x, y) - } + func BenchmarkOpMod(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opMod, x, y) - } + func BenchmarkOpSmod(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opSmod, x, y) - } + func BenchmarkOpExp(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opExp, x, y) - } + func BenchmarkOpSignExtend(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opSignExtend, x, y) - } + func BenchmarkOpLt(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opLt, x, y) - } + func BenchmarkOpGt(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opGt, x, y) - } + func BenchmarkOpSlt(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opSlt, x, y) - } + func BenchmarkOpSgt(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opSgt, x, y) - } + func BenchmarkOpEq(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opEq, x, y) - } + func BenchmarkOpAnd(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opAnd, x, y) - } + func BenchmarkOpOr(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opOr, x, y) - } + func BenchmarkOpXor(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opXor, x, y) - } + func BenchmarkOpByte(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opByte, x, y) - } func BenchmarkOpAddmod(b *testing.B) { @@ -263,15 +306,14 @@ func BenchmarkOpAddmod(b *testing.B) { z := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opAddmod, x, y, z) - } + func BenchmarkOpMulmod(b *testing.B) { x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" z := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" opBenchmark(b, opMulmod, x, y, z) - } //func BenchmarkOpSha3(b *testing.B) { |