diff options
Diffstat (limited to 'core/vm/jit_test.go')
| -rw-r--r-- | core/vm/jit_test.go | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/core/vm/jit_test.go b/core/vm/jit_test.go deleted file mode 100644 index 79c389c05..000000000 --- a/core/vm/jit_test.go +++ /dev/null @@ -1,160 +0,0 @@ -// Copyright 2015 The go-ethereum Authors -// This file is part of the go-ethereum library. -// -// The go-ethereum library is free software: you can redistribute it and/or modify -// it under the terms of the GNU Lesser General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// The go-ethereum library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public License -// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>. - -package vm - -import ( - "math/big" - "testing" - - "github.com/ethereum/go-ethereum/common" - "github.com/ethereum/go-ethereum/params" -) - -const maxRun = 1000 - -func TestSegmenting(t *testing.T) { - prog := NewProgram([]byte{byte(PUSH1), 0x1, byte(PUSH1), 0x1, 0x0}) - err := CompileProgram(prog) - if err != nil { - t.Fatal(err) - } - - if instr, ok := prog.instructions[0].(pushSeg); ok { - if len(instr.data) != 2 { - t.Error("expected 2 element width pushSegment, got", len(instr.data)) - } - } else { - t.Errorf("expected instr[0] to be a pushSeg, got %T", prog.instructions[0]) - } - - prog = NewProgram([]byte{byte(PUSH1), 0x1, byte(PUSH1), 0x1, byte(JUMP)}) - err = CompileProgram(prog) - if err != nil { - t.Fatal(err) - } - if _, ok := prog.instructions[1].(jumpSeg); ok { - } else { - t.Errorf("expected instr[1] to be jumpSeg, got %T", prog.instructions[1]) - } - - prog = NewProgram([]byte{byte(PUSH1), 0x1, byte(PUSH1), 0x1, byte(PUSH1), 0x1, byte(JUMP)}) - err = CompileProgram(prog) - if err != nil { - t.Fatal(err) - } - if instr, ok := prog.instructions[0].(pushSeg); ok { - if len(instr.data) != 2 { - t.Error("expected 2 element width pushSegment, got", len(instr.data)) - } - } else { - t.Errorf("expected instr[0] to be a pushSeg, got %T", prog.instructions[0]) - } - if _, ok := prog.instructions[2].(jumpSeg); ok { - } else { - t.Errorf("expected instr[1] to be jumpSeg, got %T", prog.instructions[1]) - } -} - -func TestCompiling(t *testing.T) { - prog := NewProgram([]byte{0x60, 0x10}) - err := CompileProgram(prog) - if err != nil { - t.Error("didn't expect compile error") - } - - if len(prog.instructions) != 1 { - t.Error("expected 1 compiled instruction, got", len(prog.instructions)) - } -} - -func TestResetInput(t *testing.T) { - var sender account - - env := NewEnvironment(Context{}, nil, params.TestChainConfig, Config{}) - contract := NewContract(sender, sender, big.NewInt(100), big.NewInt(10000)) - contract.CodeAddr = &common.Address{} - - program := NewProgram([]byte{}) - RunProgram(program, env, contract, []byte{0xbe, 0xef}) - if contract.Input != nil { - t.Errorf("expected input to be nil, got %x", contract.Input) - } -} - -func TestPcMappingToInstruction(t *testing.T) { - program := NewProgram([]byte{byte(PUSH2), 0xbe, 0xef, byte(ADD)}) - CompileProgram(program) - if program.mapping[3] != 1 { - t.Error("expected mapping PC 4 to me instr no. 2, got", program.mapping[4]) - } -} - -var benchmarks = map[string]vmBench{ - "pushes": vmBench{ - false, false, false, - common.Hex2Bytes("600a600a01600a600a01600a600a01600a600a01600a600a01600a600a01600a600a01600a600a01600a600a01600a600a01"), nil, - }, -} - -func BenchmarkPushes(b *testing.B) { - runVmBench(benchmarks["pushes"], b) -} - -type vmBench struct { - precompile bool // compile prior to executing - nojit bool // ignore jit (sets DisbaleJit = true - forcejit bool // forces the jit, precompile is ignored - - code []byte - input []byte -} - -type account struct{} - -func (account) SubBalance(amount *big.Int) {} -func (account) AddBalance(amount *big.Int) {} -func (account) SetAddress(common.Address) {} -func (account) Value() *big.Int { return nil } -func (account) SetBalance(*big.Int) {} -func (account) SetNonce(uint64) {} -func (account) Balance() *big.Int { return nil } -func (account) Address() common.Address { return common.Address{} } -func (account) ReturnGas(*big.Int) {} -func (account) SetCode(common.Hash, []byte) {} -func (account) ForEachStorage(cb func(key, value common.Hash) bool) {} - -func runVmBench(test vmBench, b *testing.B) { - var sender account - - if test.precompile && !test.forcejit { - NewProgram(test.code) - } - env := NewEnvironment(Context{}, nil, params.TestChainConfig, Config{EnableJit: !test.nojit, ForceJit: test.forcejit}) - - b.ResetTimer() - - for i := 0; i < b.N; i++ { - context := NewContract(sender, sender, big.NewInt(100), big.NewInt(10000)) - context.Code = test.code - context.CodeAddr = &common.Address{} - _, err := env.EVM().Run(context, test.input) - if err != nil { - b.Error(err) - b.FailNow() - } - } -} |