TrueCloudLab/neoneo-go
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vm: optimise emit.Array() to use NEWARRAY0 for zero-lenght arrays

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This commit is contained in:
Anna Shaleva 2022-01-14 17:21:14 +03:00
parent 2f18b114f2
commit 0e1f85b2bf
3 changed files with 6 additions and 8 deletions
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8
pkg/core/native/oracle.go
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@ -13,7 +13,6 @@ import (
"github.com/nspcc-dev/neo-go/pkg/core/dao"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/interop/contract"
"github.com/nspcc-dev/neo-go/pkg/core/interop/interopnames"
"github.com/nspcc-dev/neo-go/pkg/core/native/nativenames"
"github.com/nspcc-dev/neo-go/pkg/core/native/noderoles"
"github.com/nspcc-dev/neo-go/pkg/core/state"
@ -29,7 +28,6 @@ import (
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/util/slice"
"github.com/nspcc-dev/neo-go/pkg/vm/emit"
"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
)
@ -89,11 +87,7 @@ func newOracle() *Oracle {
defer o.UpdateHash()
w := io.NewBufBinWriter()
emit.Opcodes(w.BinWriter, opcode.NEWARRAY0)
emit.Int(w.BinWriter, int64(callflag.All))
emit.String(w.BinWriter, "finish")
emit.Bytes(w.BinWriter, o.Hash.BytesBE())
emit.Syscall(w.BinWriter, interopnames.SystemContractCall)
emit.AppCall(w.BinWriter, o.Hash, "finish", callflag.All)
o.oracleScript = w.Bytes()
desc := newDescriptor("request", smartcontract.VoidType,