locations.cc revision 96f89a290eb67d7bf4b1636798fa28df14309cc7 
1  /*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include "locations.h"
18
19#include "nodes.h"
20
21namespace art {
22
23LocationSummary::LocationSummary(HInstruction* instruction)
24    : inputs_(instruction->GetBlock()->GetGraph()->GetArena(), instruction->InputCount()),
25      temps_(instruction->GetBlock()->GetGraph()->GetArena(), 0) {
26  inputs_.SetSize(instruction->InputCount());
27  for (size_t i = 0; i < instruction->InputCount(); i++) {
28    inputs_.Put(i, Location());
29  }
30}
31
32
33Location Location::RegisterOrConstant(HInstruction* instruction) {
34  return instruction->IsConstant()
35      ? Location::ConstantLocation(instruction->AsConstant())
36      : Location::RequiresRegister();
37}
38
39}  // namespace art
40