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Issue 1184693002: [turbofan] Inline hot functions for NodeMarkerBase. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 6 months ago
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1 // Copyright 2015 the V8 project authors. All rights reserved. 1 // Copyright 2015 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/compiler/node-marker.h" 5 #include "src/compiler/node-marker.h"
6 6
7 #include "src/compiler/graph.h" 7 #include "src/compiler/graph.h"
8 #include "src/compiler/node.h"
9 8
10 namespace v8 { 9 namespace v8 {
11 namespace internal { 10 namespace internal {
12 namespace compiler { 11 namespace compiler {
13 12
14 NodeMarkerBase::NodeMarkerBase(Graph* graph, uint32_t num_states) 13 NodeMarkerBase::NodeMarkerBase(Graph* graph, uint32_t num_states)
15 : mark_min_(graph->mark_max_), mark_max_(graph->mark_max_ += num_states) { 14 : mark_min_(graph->mark_max_), mark_max_(graph->mark_max_ += num_states) {
16 DCHECK_NE(0u, num_states); // user error! 15 DCHECK_NE(0u, num_states); // user error!
17 DCHECK_LT(mark_min_, mark_max_); // check for wraparound. 16 DCHECK_LT(mark_min_, mark_max_); // check for wraparound.
18 } 17 }
19 18
20 19
21 Mark NodeMarkerBase::Get(Node* node) {
22 Mark mark = node->mark();
23 if (mark < mark_min_) {
24 mark = mark_min_;
25 node->set_mark(mark_min_);
26 }
27 DCHECK_LT(mark, mark_max_);
28 return mark - mark_min_;
29 }
30
31
32 void NodeMarkerBase::Set(Node* node, Mark mark) {
33 DCHECK_LT(mark, mark_max_ - mark_min_);
34 DCHECK_LT(node->mark(), mark_max_);
35 node->set_mark(mark + mark_min_);
36 }
37
38
39 void NodeMarkerBase::Reset(Graph* graph) { 20 void NodeMarkerBase::Reset(Graph* graph) {
40 uint32_t const num_states = mark_max_ - mark_min_; 21 uint32_t const num_states = mark_max_ - mark_min_;
41 mark_min_ = graph->mark_max_; 22 mark_min_ = graph->mark_max_;
42 mark_max_ = graph->mark_max_ += num_states; 23 mark_max_ = graph->mark_max_ += num_states;
43 DCHECK_LT(mark_min_, mark_max_); // check for wraparound. 24 DCHECK_LT(mark_min_, mark_max_); // check for wraparound.
44 } 25 }
45 26
46 } // namespace compiler 27 } // namespace compiler
47 } // namespace internal 28 } // namespace internal
48 } // namespace v8 29 } // namespace v8
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