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vm,compiler: replace APPCALL with System.Contract.Call

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Contract calls are performed via syscall System.Contract.Call
in NEO3. This implements this in compiler and removes APPCALL from the
VM.
This commit is contained in:
Evgenii Stratonikov 2020-05-07 14:38:19 +03:00
parent ec900c7ff7
commit 73c82584a3
13 changed files with 108 additions and 241 deletions
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63
pkg/vm/vm_test.go
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@ -1413,69 +1413,6 @@ func TestSIGN(t *testing.T) {
t.Run("ByteArray", getTestFuncForVM(prog, 1, []byte{0, 1}))
}
func TestAppCall(t *testing.T) {
prog := []byte{byte(opcode.APPCALL)}
hash := util.Uint160{1, 2}
prog = append(prog, hash.BytesBE()...)
prog = append(prog, byte(opcode.RET))
vm := load(prog)
vm.SetScriptGetter(func(in util.Uint160) ([]byte, bool) {
if in.Equals(hash) {
return makeProgram(opcode.DEPTH), true
}
return nil, false
})
vm.estack.PushVal(2)
runVM(t, vm)
elem := vm.estack.Pop() // depth should be 1
assert.Equal(t, int64(1), elem.BigInt().Int64())
}
func TestAppCallDynamicBad(t *testing.T) {
prog := []byte{byte(opcode.APPCALL)}
hash := util.Uint160{}
prog = append(prog, hash.BytesBE()...)
prog = append(prog, byte(opcode.RET))
vm := load(prog)
vm.SetScriptGetter(func(in util.Uint160) ([]byte, bool) {
if in.Equals(hash) {
return makeProgram(opcode.DEPTH), true
}
return nil, false
})
vm.estack.PushVal(2)
vm.estack.PushVal(hash.BytesBE())
checkVMFailed(t, vm)
}
func TestAppCallDynamicGood(t *testing.T) {
prog := []byte{byte(opcode.APPCALL)}
zeroHash := util.Uint160{}
hash := util.Uint160{1, 2, 3}
prog = append(prog, zeroHash.BytesBE()...)
prog = append(prog, byte(opcode.RET))
vm := load(prog)
vm.SetScriptGetter(func(in util.Uint160) ([]byte, bool) {
if in.Equals(hash) {
return makeProgram(opcode.DEPTH), true
}
return nil, false
})
vm.estack.PushVal(42)
vm.estack.PushVal(42)
vm.estack.PushVal(hash.BytesBE())
vm.Context().hasDynamicInvoke = true
runVM(t, vm)
elem := vm.estack.Pop() // depth should be 2
assert.Equal(t, int64(2), elem.BigInt().Int64())
}
func TestSimpleCall(t *testing.T) {
buf := io.NewBufBinWriter()
w := buf.BinWriter