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core: reuse PushItem for interops

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Probably less critical here, but still let's push things faster.
This commit is contained in:
Roman Khimov 2021-08-30 23:43:17 +03:00
parent a3892aa662
commit b07347e602
8 changed files with 32 additions and 27 deletions
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4
pkg/core/interop/contract/call.go
View file

@ -70,7 +70,7 @@ func Call(ic *interop.Context) error {
}
hasReturn := md.ReturnType != smartcontract.VoidType
if !hasReturn {
ic.VM.Estack().PushVal(stackitem.Null{})
ic.VM.Estack().PushItem(stackitem.Null{})
}
return callInternal(ic, cs, method, fs, hasReturn, args)
}
@ -116,7 +116,7 @@ func callExFromNative(ic *interop.Context, caller util.Uint160, cs *state.Contra
ic.VM.LoadScriptWithCallingHash(caller, cs.NEF.Script, cs.Hash, ic.VM.Context().GetCallFlags()&f, hasReturn, uint16(len(args)))
ic.VM.Context().NEF = &cs.NEF
for i := len(args) - 1; i >= 0; i-- {
ic.VM.Estack().PushVal(args[i])
ic.VM.Estack().PushItem(args[i])
}
// use Jump not Call here because context was loaded in LoadScript above.
ic.VM.Jump(ic.VM.Context(), md.Offset)

5
pkg/core/interop/crypto/ecdsa.go
View file

@ -10,6 +10,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/crypto/hash"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/nspcc-dev/neo-go/pkg/vm"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
)
// ECDSASecp256r1CheckMultisig checks multiple ECDSA signatures at once using
@ -32,7 +33,7 @@ func ECDSASecp256r1CheckMultisig(ic *interop.Context) error {
return errors.New("more signatures than there are keys")
}
sigok := vm.CheckMultisigPar(ic.VM, elliptic.P256(), hash.NetSha256(ic.Network, ic.Container).BytesBE(), pkeys, sigs)
ic.VM.Estack().PushVal(sigok)
ic.VM.Estack().PushItem(stackitem.Bool(sigok))
return nil
}
@ -45,6 +46,6 @@ func ECDSASecp256r1CheckSig(ic *interop.Context) error {
return err
}
res := pkey.VerifyHashable(signature, ic.Network, ic.Container)
ic.VM.Estack().PushVal(res)
ic.VM.Estack().PushItem(stackitem.Bool(res))
return nil
}

4
pkg/core/interop/iterator/interop.go
View file

@ -14,7 +14,7 @@ type iterator interface {
func Next(ic *interop.Context) error {
iop := ic.VM.Estack().Pop().Interop()
arr := iop.Value().(iterator)
ic.VM.Estack().PushVal(arr.Next())
ic.VM.Estack().PushItem(stackitem.Bool(arr.Next()))
return nil
}
@ -25,7 +25,7 @@ func Next(ic *interop.Context) error {
func Value(ic *interop.Context) error {
iop := ic.VM.Estack().Pop().Interop()
arr := iop.Value().(iterator)
ic.VM.Estack().PushVal(arr.Value())
ic.VM.Estack().PushItem(arr.Value())
return nil
}

9
pkg/core/interop/runtime/engine.go
View file

@ -3,6 +3,7 @@ package runtime
import (
"errors"
"fmt"
"math/big"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/state"
@ -28,7 +29,7 @@ func GetExecutingScriptHash(ic *interop.Context) error {
// one native to another, no operations are performed on invocation stack.
func GetCallingScriptHash(ic *interop.Context) error {
h := ic.VM.GetCallingScriptHash()
ic.VM.Estack().PushVal(h.BytesBE())
ic.VM.Estack().PushItem(stackitem.NewByteArray(h.BytesBE()))
return nil
}
@ -39,13 +40,13 @@ func GetEntryScriptHash(ic *interop.Context) error {
// Platform returns the name of the platform.
func Platform(ic *interop.Context) error {
ic.VM.Estack().PushVal([]byte("NEO"))
ic.VM.Estack().PushItem(stackitem.NewByteArray([]byte("NEO")))
return nil
}
// GetTrigger returns the script trigger.
func GetTrigger(ic *interop.Context) error {
ic.VM.Estack().PushVal(byte(ic.Trigger))
ic.VM.Estack().PushItem(stackitem.NewBigInteger(big.NewInt(int64(ic.Trigger))))
return nil
}
@ -97,7 +98,7 @@ func Log(ic *interop.Context) error {
// GetTime returns timestamp of the block being verified, or the latest
// one in the blockchain if no block is given to Context.
func GetTime(ic *interop.Context) error {
ic.VM.Estack().PushVal(ic.Block.Timestamp)
ic.VM.Estack().PushItem(stackitem.NewBigInteger(new(big.Int).SetUint64(ic.Block.Timestamp)))
return nil
}

13
pkg/core/interop/runtime/util.go
View file

@ -3,6 +3,7 @@ package runtime
import (
"encoding/binary"
"errors"
"math/big"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/state"
@ -16,9 +17,9 @@ import (
// GasLeft returns remaining amount of GAS.
func GasLeft(ic *interop.Context) error {
if ic.VM.GasLimit == -1 {
ic.VM.Estack().PushVal(ic.VM.GasLimit)
ic.VM.Estack().PushItem(stackitem.NewBigInteger(big.NewInt(ic.VM.GasLimit)))
} else {
ic.VM.Estack().PushVal(ic.VM.GasLimit - ic.VM.GasConsumed())
ic.VM.Estack().PushItem(stackitem.NewBigInteger(big.NewInt(ic.VM.GasLimit - ic.VM.GasConsumed())))
}
return nil
}
@ -55,7 +56,7 @@ func GetNotifications(ic *interop.Context) error {
})
arr.Append(ev)
}
ic.VM.Estack().PushVal(arr)
ic.VM.Estack().PushItem(arr)
return nil
}
@ -67,21 +68,21 @@ func GetInvocationCounter(ic *interop.Context) error {
count = 1
ic.VM.Invocations[currentScriptHash] = count
}
ic.VM.Estack().PushVal(count)
ic.VM.Estack().PushItem(stackitem.NewBigInteger(big.NewInt(int64(count))))
return nil
}
// GetNetwork returns chain network number.
func GetNetwork(ic *interop.Context) error {
m := ic.Chain.GetConfig().Magic
ic.VM.Estack().PushVal(uint32(m))
ic.VM.Estack().PushItem(stackitem.NewBigInteger(big.NewInt(int64(m))))
return nil
}
// GetRandom returns pseudo-random number which depends on block nonce and transaction hash.
func GetRandom(ic *interop.Context) error {
res := murmur128(ic.NonceData[:], ic.Network)
ic.VM.Estack().PushVal(bigint.FromBytesUnsigned(res))
ic.VM.Estack().PushItem(stackitem.NewBigInteger(bigint.FromBytesUnsigned(res)))
copy(ic.NonceData[:], res)
return nil
}

3
pkg/core/interop/runtime/witness.go
View file

@ -11,6 +11,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
)
// CheckHashedWitness checks given hash against current list of script hashes
@ -97,6 +98,6 @@ func CheckWitness(ic *interop.Context) error {
if err != nil {
return fmt.Errorf("failed to check witness: %w", err)
}
ic.VM.Estack().PushVal(res)
ic.VM.Estack().PushItem(stackitem.Bool(res))
return nil
}

19
pkg/core/interop_system.go
View file

@ -6,6 +6,7 @@ import (
"errors"
"fmt"
"math"
"math/big"
"sort"
"github.com/nspcc-dev/neo-go/pkg/core/block"
@ -44,7 +45,7 @@ func engineGetScriptContainer(ic *interop.Context) error {
default:
return errors.New("unknown script container")
}
ic.VM.Estack().PushVal(item)
ic.VM.Estack().PushItem(item)
return nil
}
@ -72,9 +73,9 @@ func storageGet(ic *interop.Context) error {
key := ic.VM.Estack().Pop().Bytes()
si := ic.DAO.GetStorageItem(stc.ID, key)
if si != nil {
ic.VM.Estack().PushVal([]byte(si))
ic.VM.Estack().PushItem(stackitem.NewByteArray([]byte(si)))
} else {
ic.VM.Estack().PushVal(stackitem.Null{})
ic.VM.Estack().PushItem(stackitem.Null{})
}
return nil
}
@ -100,7 +101,7 @@ func storageGetContextInternal(ic *interop.Context, isReadOnly bool) error {
ID: contract.ID,
ReadOnly: isReadOnly,
}
ic.VM.Estack().PushVal(stackitem.NewInterop(sc))
ic.VM.Estack().PushItem(stackitem.NewInterop(sc))
return nil
}
@ -157,7 +158,7 @@ func storageContextAsReadOnly(ic *interop.Context) error {
}
stc = stx
}
ic.VM.Estack().PushVal(stackitem.NewInterop(stc))
ic.VM.Estack().PushItem(stackitem.NewInterop(stc))
return nil
}
@ -210,7 +211,7 @@ func storageFind(ic *interop.Context) error {
filteredMap := stackitem.NewMapWithValue(arr)
item := istorage.NewIterator(filteredMap, len(prefix), opts)
ic.VM.Estack().PushVal(stackitem.NewInterop(item))
ic.VM.Estack().PushItem(stackitem.NewInterop(item))
return nil
}
@ -236,7 +237,7 @@ func contractCreateMultisigAccount(ic *interop.Context) error {
if err != nil {
return err
}
ic.VM.Estack().PushVal(hash.Hash160(script).BytesBE())
ic.VM.Estack().PushItem(stackitem.NewByteArray(hash.Hash160(script).BytesBE()))
return nil
}
@ -247,12 +248,12 @@ func contractCreateStandardAccount(ic *interop.Context) error {
if err != nil {
return err
}
ic.VM.Estack().PushVal(p.GetScriptHash().BytesBE())
ic.VM.Estack().PushItem(stackitem.NewByteArray(p.GetScriptHash().BytesBE()))
return nil
}
// contractGetCallFlags returns current context calling flags.
func contractGetCallFlags(ic *interop.Context) error {
ic.VM.Estack().PushVal(ic.VM.Context().GetCallFlags())
ic.VM.Estack().PushItem(stackitem.NewBigInteger(big.NewInt(int64(ic.VM.Context().GetCallFlags()))))
return nil
}

2
pkg/core/native/interop.go
View file

@ -53,7 +53,7 @@ func Call(ic *interop.Context) error {
}
result := m.Func(ic, args)
if m.MD.ReturnType != smartcontract.VoidType {
ctx.Estack().PushVal(result)
ctx.Estack().PushItem(result)
}
return nil
}