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vm: embed reference counter in compound items

Browse source 
```
name              old time/op  new time/op  delta
RefCounter_Add-8  44.8ns ± 4%  11.7ns ± 3%  -73.94%  (p=0.000 n=10+10)
```

Signed-off-by: Evgeniy Stratonikov <evgeniy@nspcc.ru>
This commit is contained in:
Evgeniy Stratonikov 2021-08-11 15:16:29 +03:00
parent dc9287bf5c
commit 4f98ec2f53
7 changed files with 99 additions and 55 deletions
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10
pkg/vm/vm_test.go
View file

@ -415,7 +415,7 @@ func TestStackLimit(t *testing.T) {
require.NoError(t, vm.Step(), "failed to initialize static slot")
for i := range expected {
require.NoError(t, vm.Step())
require.Equal(t, expected[i].size, vm.refs.size, "i: %d", i)
require.Equal(t, expected[i].size, int(vm.refs), "i: %d", i)
}
}
@ -829,7 +829,7 @@ func getTestFuncForVM(prog []byte, result interface{}, args ...interface{}) func
if result != nil {
f = func(t *testing.T, v *VM) {
require.Equal(t, 1, v.estack.Len())
require.Equal(t, stackitem.Make(result), v.estack.Pop().value)
require.Equal(t, stackitem.Make(result).Value(), v.estack.Pop().Value())
}
}
return getCustomTestFuncForVM(prog, f, args...)
@ -1761,7 +1761,7 @@ func TestPACK_UNPACK_MaxSize(t *testing.T) {
vm.estack.PushVal(len(elements))
runVM(t, vm)
// check reference counter = 1+1+1024
assert.Equal(t, 1+1+len(elements), vm.refs.size)
assert.Equal(t, 1+1+len(elements), int(vm.refs))
assert.Equal(t, 1+1+len(elements), vm.estack.Len()) // canary + length + elements
assert.Equal(t, int64(len(elements)), vm.estack.Peek(0).Value().(*big.Int).Int64())
for i := 0; i < len(elements); i++ {
@ -1784,7 +1784,7 @@ func TestPACK_UNPACK_PACK_MaxSize(t *testing.T) {
vm.estack.PushVal(len(elements))
runVM(t, vm)
// check reference counter = 1+1+1024
assert.Equal(t, 1+1+len(elements), vm.refs.size)
assert.Equal(t, 1+1+len(elements), int(vm.refs))
assert.Equal(t, 2, vm.estack.Len())
a := vm.estack.Peek(0).Array()
assert.Equal(t, len(elements), len(a))
@ -1959,7 +1959,7 @@ func testCLEARITEMS(t *testing.T, item stackitem.Item) {
v.estack.PushVal(item)
runVM(t, v)
require.Equal(t, 2, v.estack.Len())
require.EqualValues(t, 2, v.refs.size) // empty collection + it's size
require.EqualValues(t, 2, int(v.refs)) // empty collection + it's size
require.EqualValues(t, 0, v.estack.Pop().BigInt().Int64())
}