| OLD | NEW |
| 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/js-inlining-heuristic.h" | 5 #include "src/compiler/js-inlining-heuristic.h" |
| 6 | 6 |
| 7 #include "src/compiler.h" | 7 #include "src/compiler.h" |
| 8 #include "src/compiler/node-matchers.h" | 8 #include "src/compiler/node-matchers.h" |
| 9 #include "src/objects-inl.h" | 9 #include "src/objects-inl.h" |
| 10 | 10 |
| (...skipping 49 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 60 if (function->shared()->ast_node_count() > FLAG_max_inlined_nodes) { | 60 if (function->shared()->ast_node_count() > FLAG_max_inlined_nodes) { |
| 61 return NoChange(); | 61 return NoChange(); |
| 62 } | 62 } |
| 63 | 63 |
| 64 // Avoid inlining within or across the boundary of asm.js code. | 64 // Avoid inlining within or across the boundary of asm.js code. |
| 65 if (info_->shared_info()->asm_function()) return NoChange(); | 65 if (info_->shared_info()->asm_function()) return NoChange(); |
| 66 if (function->shared()->asm_function()) return NoChange(); | 66 if (function->shared()->asm_function()) return NoChange(); |
| 67 | 67 |
| 68 // Stop inlinining once the maximum allowed level is reached. | 68 // Stop inlinining once the maximum allowed level is reached. |
| 69 int level = 0; | 69 int level = 0; |
| 70 for (Node* frame_state = NodeProperties::GetFrameStateInput(node, 0); | 70 for (Node* frame_state = NodeProperties::GetFrameStateInput(node); |
| 71 frame_state->opcode() == IrOpcode::kFrameState; | 71 frame_state->opcode() == IrOpcode::kFrameState; |
| 72 frame_state = NodeProperties::GetFrameStateInput(frame_state, 0)) { | 72 frame_state = NodeProperties::GetFrameStateInput(frame_state)) { |
| 73 if (++level > FLAG_max_inlining_levels) return NoChange(); | 73 if (++level > FLAG_max_inlining_levels) return NoChange(); |
| 74 } | 74 } |
| 75 | 75 |
| 76 // Gather feedback on how often this call site has been hit before. | 76 // Gather feedback on how often this call site has been hit before. |
| 77 int calls = -1; // Same default as CallICNexus::ExtractCallCount. | 77 int calls = -1; // Same default as CallICNexus::ExtractCallCount. |
| 78 if (node->opcode() == IrOpcode::kJSCallFunction) { | 78 if (node->opcode() == IrOpcode::kJSCallFunction) { |
| 79 CallFunctionParameters p = CallFunctionParametersOf(node->op()); | 79 CallFunctionParameters p = CallFunctionParametersOf(node->op()); |
| 80 if (p.feedback().IsValid()) { | 80 if (p.feedback().IsValid()) { |
| 81 CallICNexus nexus(p.feedback().vector(), p.feedback().slot()); | 81 CallICNexus nexus(p.feedback().vector(), p.feedback().slot()); |
| 82 calls = nexus.ExtractCallCount(); | 82 calls = nexus.ExtractCallCount(); |
| (...skipping 63 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 146 candidate.node->id(), candidate.calls, | 146 candidate.node->id(), candidate.calls, |
| 147 candidate.function->shared()->SourceSize(), | 147 candidate.function->shared()->SourceSize(), |
| 148 candidate.function->shared()->ast_node_count(), | 148 candidate.function->shared()->ast_node_count(), |
| 149 candidate.function->shared()->DebugName()->ToCString().get()); | 149 candidate.function->shared()->DebugName()->ToCString().get()); |
| 150 } | 150 } |
| 151 } | 151 } |
| 152 | 152 |
| 153 } // namespace compiler | 153 } // namespace compiler |
| 154 } // namespace internal | 154 } // namespace internal |
| 155 } // namespace v8 | 155 } // namespace v8 |
| OLD | NEW |