core/vm, eth: Add support for javascript trace functions

core/vm/jit_test.go

@@ -85,7 +85,7 @@ func TestCompiling(t *testing.T) {
 func TestResetInput(t *testing.T) {
 	var sender account
 
-	env := NewEnv(false, true)
+	env := NewEnv(&Config{EnableJit: true, ForceJit: true})
 	contract := NewContract(sender, sender, big.NewInt(100), big.NewInt(10000), big.NewInt(0))
 	contract.CodeAddr = &common.Address{}
 
@@ -144,7 +144,7 @@ func runVmBench(test vmBench, b *testing.B) {
 	if test.precompile && !test.forcejit {
 		NewProgram(test.code)
 	}
-	env := NewEnv(test.nojit, test.forcejit)
+	env := NewEnv(&Config{EnableJit: !test.nojit, ForceJit: test.forcejit})
 
 	b.ResetTimer()
 
@@ -166,12 +166,9 @@ type Env struct {
 	evm      *EVM
 }
 
-func NewEnv(noJit, forceJit bool) *Env {
+func NewEnv(config *Config) *Env {
 	env := &Env{gasLimit: big.NewInt(10000), depth: 0}
-	env.evm = New(env, Config{
-		EnableJit: !noJit,
-		ForceJit:  forceJit,
-	})
+	env.evm = New(env, *config)
 	return env
 }