OLD | NEW |
1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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/raw-machine-assembler.h" | 5 #include "src/compiler/raw-machine-assembler.h" |
6 | 6 |
7 #include "src/code-factory.h" | 7 #include "src/code-factory.h" |
8 #include "src/compiler/pipeline.h" | 8 #include "src/compiler/pipeline.h" |
9 #include "src/compiler/scheduler.h" | 9 #include "src/compiler/scheduler.h" |
10 | 10 |
(...skipping 33 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
44 return schedule; | 44 return schedule; |
45 } | 45 } |
46 | 46 |
47 | 47 |
48 Node* RawMachineAssembler::Parameter(size_t index) { | 48 Node* RawMachineAssembler::Parameter(size_t index) { |
49 DCHECK(index < parameter_count()); | 49 DCHECK(index < parameter_count()); |
50 return parameters_[index]; | 50 return parameters_[index]; |
51 } | 51 } |
52 | 52 |
53 | 53 |
54 void RawMachineAssembler::Goto(Label* label) { | 54 void RawMachineAssembler::Goto(RawLabel* label) { |
55 DCHECK(current_block_ != schedule()->end()); | 55 DCHECK(current_block_ != schedule()->end()); |
56 schedule()->AddGoto(CurrentBlock(), Use(label)); | 56 schedule()->AddGoto(CurrentBlock(), Use(label)); |
57 current_block_ = nullptr; | 57 current_block_ = nullptr; |
58 } | 58 } |
59 | 59 |
60 | 60 |
61 void RawMachineAssembler::Branch(Node* condition, Label* true_val, | 61 void RawMachineAssembler::Branch(Node* condition, RawLabel* true_val, |
62 Label* false_val) { | 62 RawLabel* false_val) { |
63 DCHECK(current_block_ != schedule()->end()); | 63 DCHECK(current_block_ != schedule()->end()); |
64 Node* branch = AddNode(common()->Branch(), condition); | 64 Node* branch = AddNode(common()->Branch(), condition); |
65 schedule()->AddBranch(CurrentBlock(), branch, Use(true_val), Use(false_val)); | 65 schedule()->AddBranch(CurrentBlock(), branch, Use(true_val), Use(false_val)); |
66 current_block_ = nullptr; | 66 current_block_ = nullptr; |
67 } | 67 } |
68 | 68 |
69 | 69 |
70 void RawMachineAssembler::Switch(Node* index, Label* default_label, | 70 void RawMachineAssembler::Switch(Node* index, RawLabel* default_label, |
71 int32_t* case_values, Label** case_labels, | 71 int32_t* case_values, RawLabel** case_labels, |
72 size_t case_count) { | 72 size_t case_count) { |
73 DCHECK_NE(schedule()->end(), current_block_); | 73 DCHECK_NE(schedule()->end(), current_block_); |
74 size_t succ_count = case_count + 1; | 74 size_t succ_count = case_count + 1; |
75 Node* switch_node = AddNode(common()->Switch(succ_count), index); | 75 Node* switch_node = AddNode(common()->Switch(succ_count), index); |
76 BasicBlock** succ_blocks = zone()->NewArray<BasicBlock*>(succ_count); | 76 BasicBlock** succ_blocks = zone()->NewArray<BasicBlock*>(succ_count); |
77 for (size_t index = 0; index < case_count; ++index) { | 77 for (size_t index = 0; index < case_count; ++index) { |
78 int32_t case_value = case_values[index]; | 78 int32_t case_value = case_values[index]; |
79 BasicBlock* case_block = Use(case_labels[index]); | 79 BasicBlock* case_block = Use(case_labels[index]); |
80 Node* case_node = | 80 Node* case_node = |
81 graph()->NewNode(common()->IfValue(case_value), switch_node); | 81 graph()->NewNode(common()->IfValue(case_value), switch_node); |
(...skipping 203 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
285 arg6, | 285 arg6, |
286 arg7, | 286 arg7, |
287 graph()->start(), | 287 graph()->start(), |
288 graph()->start()}; | 288 graph()->start()}; |
289 const CallDescriptor* descriptor = | 289 const CallDescriptor* descriptor = |
290 Linkage::GetSimplifiedCDescriptor(zone(), builder.Build()); | 290 Linkage::GetSimplifiedCDescriptor(zone(), builder.Build()); |
291 return AddNode(common()->Call(descriptor), arraysize(args), args); | 291 return AddNode(common()->Call(descriptor), arraysize(args), args); |
292 } | 292 } |
293 | 293 |
294 | 294 |
295 void RawMachineAssembler::Bind(Label* label) { | 295 void RawMachineAssembler::Bind(RawLabel* label) { |
296 DCHECK(current_block_ == nullptr); | 296 DCHECK(current_block_ == nullptr); |
297 DCHECK(!label->bound_); | 297 DCHECK(!label->bound_); |
298 label->bound_ = true; | 298 label->bound_ = true; |
299 current_block_ = EnsureBlock(label); | 299 current_block_ = EnsureBlock(label); |
300 } | 300 } |
301 | 301 |
302 | 302 |
303 BasicBlock* RawMachineAssembler::Use(Label* label) { | 303 BasicBlock* RawMachineAssembler::Use(RawLabel* label) { |
304 label->used_ = true; | 304 label->used_ = true; |
305 return EnsureBlock(label); | 305 return EnsureBlock(label); |
306 } | 306 } |
307 | 307 |
308 | 308 |
309 BasicBlock* RawMachineAssembler::EnsureBlock(Label* label) { | 309 BasicBlock* RawMachineAssembler::EnsureBlock(RawLabel* label) { |
310 if (label->block_ == nullptr) label->block_ = schedule()->NewBasicBlock(); | 310 if (label->block_ == nullptr) label->block_ = schedule()->NewBasicBlock(); |
311 return label->block_; | 311 return label->block_; |
312 } | 312 } |
313 | 313 |
314 | 314 |
315 BasicBlock* RawMachineAssembler::CurrentBlock() { | 315 BasicBlock* RawMachineAssembler::CurrentBlock() { |
316 DCHECK(current_block_); | 316 DCHECK(current_block_); |
317 return current_block_; | 317 return current_block_; |
318 } | 318 } |
319 | 319 |
(...skipping 11 matching lines...) Expand all Loading... |
331 Node* RawMachineAssembler::MakeNode(const Operator* op, int input_count, | 331 Node* RawMachineAssembler::MakeNode(const Operator* op, int input_count, |
332 Node** inputs) { | 332 Node** inputs) { |
333 // The raw machine assembler nodes do not have effect and control inputs, | 333 // The raw machine assembler nodes do not have effect and control inputs, |
334 // so we disable checking input counts here. | 334 // so we disable checking input counts here. |
335 return graph()->NewNodeUnchecked(op, input_count, inputs); | 335 return graph()->NewNodeUnchecked(op, input_count, inputs); |
336 } | 336 } |
337 | 337 |
338 } // namespace compiler | 338 } // namespace compiler |
339 } // namespace internal | 339 } // namespace internal |
340 } // namespace v8 | 340 } // namespace v8 |
OLD | NEW |