OLD | NEW |
1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
(...skipping 68 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
79 Register EmitLoadRegister(LOperand* op, Register scratch); | 79 Register EmitLoadRegister(LOperand* op, Register scratch); |
80 | 80 |
81 // LOperand must be a double register. | 81 // LOperand must be a double register. |
82 DoubleRegister ToDoubleRegister(LOperand* op) const; | 82 DoubleRegister ToDoubleRegister(LOperand* op) const; |
83 | 83 |
84 // LOperand is loaded into dbl_scratch, unless already a double register. | 84 // LOperand is loaded into dbl_scratch, unless already a double register. |
85 DoubleRegister EmitLoadDoubleRegister(LOperand* op, | 85 DoubleRegister EmitLoadDoubleRegister(LOperand* op, |
86 SwVfpRegister flt_scratch, | 86 SwVfpRegister flt_scratch, |
87 DoubleRegister dbl_scratch); | 87 DoubleRegister dbl_scratch); |
88 int ToInteger32(LConstantOperand* op) const; | 88 int ToInteger32(LConstantOperand* op) const; |
| 89 double ToDouble(LConstantOperand* op) const; |
89 Operand ToOperand(LOperand* op); | 90 Operand ToOperand(LOperand* op); |
90 MemOperand ToMemOperand(LOperand* op) const; | 91 MemOperand ToMemOperand(LOperand* op) const; |
91 // Returns a MemOperand pointing to the high word of a DoubleStackSlot. | 92 // Returns a MemOperand pointing to the high word of a DoubleStackSlot. |
92 MemOperand ToHighMemOperand(LOperand* op) const; | 93 MemOperand ToHighMemOperand(LOperand* op) const; |
93 | 94 |
94 // Try to generate code for the entire chunk, but it may fail if the | 95 // Try to generate code for the entire chunk, but it may fail if the |
95 // chunk contains constructs we cannot handle. Returns true if the | 96 // chunk contains constructs we cannot handle. Returns true if the |
96 // code generation attempt succeeded. | 97 // code generation attempt succeeded. |
97 bool GenerateCode(); | 98 bool GenerateCode(); |
98 | 99 |
(...skipping 33 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
132 GENERATING, | 133 GENERATING, |
133 DONE, | 134 DONE, |
134 ABORTED | 135 ABORTED |
135 }; | 136 }; |
136 | 137 |
137 bool is_unused() const { return status_ == UNUSED; } | 138 bool is_unused() const { return status_ == UNUSED; } |
138 bool is_generating() const { return status_ == GENERATING; } | 139 bool is_generating() const { return status_ == GENERATING; } |
139 bool is_done() const { return status_ == DONE; } | 140 bool is_done() const { return status_ == DONE; } |
140 bool is_aborted() const { return status_ == ABORTED; } | 141 bool is_aborted() const { return status_ == ABORTED; } |
141 | 142 |
142 int strict_mode_flag() const { | 143 StrictModeFlag strict_mode_flag() const { |
143 return info()->is_strict_mode() ? kStrictMode : kNonStrictMode; | 144 return info()->strict_mode_flag(); |
144 } | 145 } |
145 | 146 |
146 LChunk* chunk() const { return chunk_; } | 147 LChunk* chunk() const { return chunk_; } |
147 Scope* scope() const { return scope_; } | 148 Scope* scope() const { return scope_; } |
148 HGraph* graph() const { return chunk_->graph(); } | 149 HGraph* graph() const { return chunk_->graph(); } |
149 | 150 |
150 Register scratch0() { return r9; } | 151 Register scratch0() { return r9; } |
151 DwVfpRegister double_scratch0() { return d15; } | 152 DwVfpRegister double_scratch0() { return d15; } |
152 | 153 |
153 int GetNextEmittedBlock(int block); | 154 int GetNextEmittedBlock(int block); |
(...skipping 45 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
199 LInstruction* instr) { | 200 LInstruction* instr) { |
200 const Runtime::Function* function = Runtime::FunctionForId(id); | 201 const Runtime::Function* function = Runtime::FunctionForId(id); |
201 CallRuntime(function, num_arguments, instr); | 202 CallRuntime(function, num_arguments, instr); |
202 } | 203 } |
203 | 204 |
204 void CallRuntimeFromDeferred(Runtime::FunctionId id, | 205 void CallRuntimeFromDeferred(Runtime::FunctionId id, |
205 int argc, | 206 int argc, |
206 LInstruction* instr); | 207 LInstruction* instr); |
207 | 208 |
208 // Generate a direct call to a known function. Expects the function | 209 // Generate a direct call to a known function. Expects the function |
209 // to be in edi. | 210 // to be in r1. |
210 void CallKnownFunction(Handle<JSFunction> function, | 211 void CallKnownFunction(Handle<JSFunction> function, |
211 int arity, | 212 int arity, |
212 LInstruction* instr, | 213 LInstruction* instr, |
213 CallKind call_kind); | 214 CallKind call_kind); |
214 | 215 |
215 void LoadHeapObject(Register result, Handle<HeapObject> object); | 216 void LoadHeapObject(Register result, Handle<HeapObject> object); |
216 | 217 |
217 void RegisterLazyDeoptimization(LInstruction* instr, | 218 void RegisterLazyDeoptimization(LInstruction* instr, |
218 SafepointMode safepoint_mode); | 219 SafepointMode safepoint_mode); |
219 | 220 |
(...skipping 36 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
256 int arguments, | 257 int arguments, |
257 int deoptimization_index); | 258 int deoptimization_index); |
258 void RecordPosition(int position); | 259 void RecordPosition(int position); |
259 int LastSafepointEnd() { | 260 int LastSafepointEnd() { |
260 return static_cast<int>(safepoints_.GetPcAfterGap()); | 261 return static_cast<int>(safepoints_.GetPcAfterGap()); |
261 } | 262 } |
262 | 263 |
263 static Condition TokenToCondition(Token::Value op, bool is_unsigned); | 264 static Condition TokenToCondition(Token::Value op, bool is_unsigned); |
264 void EmitGoto(int block); | 265 void EmitGoto(int block); |
265 void EmitBranch(int left_block, int right_block, Condition cc); | 266 void EmitBranch(int left_block, int right_block, Condition cc); |
266 void EmitCmpI(LOperand* left, LOperand* right); | |
267 void EmitNumberUntagD(Register input, | 267 void EmitNumberUntagD(Register input, |
268 DoubleRegister result, | 268 DoubleRegister result, |
269 bool deoptimize_on_undefined, | 269 bool deoptimize_on_undefined, |
270 LEnvironment* env); | 270 LEnvironment* env); |
271 | 271 |
272 // Emits optimized code for typeof x == "y". Modifies input register. | 272 // Emits optimized code for typeof x == "y". Modifies input register. |
273 // Returns the condition on which a final split to | 273 // Returns the condition on which a final split to |
274 // true and false label should be made, to optimize fallthrough. | 274 // true and false label should be made, to optimize fallthrough. |
275 Condition EmitTypeofIs(Label* true_label, Label* false_label, | 275 Condition EmitTypeofIs(Label* true_label, |
276 Register input, Handle<String> type_name); | 276 Label* false_label, |
| 277 Register input, |
| 278 Handle<String> type_name); |
277 | 279 |
278 // Emits optimized code for %_IsObject(x). Preserves input register. | 280 // Emits optimized code for %_IsObject(x). Preserves input register. |
279 // Returns the condition on which a final split to | 281 // Returns the condition on which a final split to |
280 // true and false label should be made, to optimize fallthrough. | 282 // true and false label should be made, to optimize fallthrough. |
281 Condition EmitIsObject(Register input, | 283 Condition EmitIsObject(Register input, |
282 Register temp1, | 284 Register temp1, |
283 Label* is_not_object, | 285 Label* is_not_object, |
284 Label* is_object); | 286 Label* is_object); |
285 | 287 |
286 // Emits optimized code for %_IsConstructCall(). | 288 // Emits optimized code for %_IsConstructCall(). |
(...skipping 112 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
399 LCodeGen* codegen_; | 401 LCodeGen* codegen_; |
400 Label entry_; | 402 Label entry_; |
401 Label exit_; | 403 Label exit_; |
402 Label* external_exit_; | 404 Label* external_exit_; |
403 int instruction_index_; | 405 int instruction_index_; |
404 }; | 406 }; |
405 | 407 |
406 } } // namespace v8::internal | 408 } } // namespace v8::internal |
407 | 409 |
408 #endif // V8_ARM_LITHIUM_CODEGEN_ARM_H_ | 410 #endif // V8_ARM_LITHIUM_CODEGEN_ARM_H_ |
OLD | NEW |