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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 #if V8_TARGET_ARCH_ARM | 5 #if V8_TARGET_ARCH_ARM |
6 | 6 |
7 #include "src/code-factory.h" | 7 #include "src/code-factory.h" |
8 #include "src/code-stubs.h" | 8 #include "src/code-stubs.h" |
9 #include "src/codegen.h" | 9 #include "src/codegen.h" |
10 #include "src/compiler.h" | 10 #include "src/compiler.h" |
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270 MemOperand(r2, ConstructFrameConstants::kOriginalConstructorOffset)); | 270 MemOperand(r2, ConstructFrameConstants::kOriginalConstructorOffset)); |
271 __ b(&done); | 271 __ b(&done); |
272 | 272 |
273 __ bind(&non_construct_frame); | 273 __ bind(&non_construct_frame); |
274 __ LoadRoot(r0, Heap::kUndefinedValueRootIndex); | 274 __ LoadRoot(r0, Heap::kUndefinedValueRootIndex); |
275 __ bind(&done); | 275 __ bind(&done); |
276 | 276 |
277 SetVar(new_target_var, r0, r2, r3); | 277 SetVar(new_target_var, r0, r2, r3); |
278 } | 278 } |
279 | 279 |
280 // Possibly allocate RestParameters | |
281 int rest_index; | |
282 Variable* rest_param = scope()->rest_parameter(&rest_index); | |
283 if (rest_param) { | |
284 Comment cmnt(masm_, "[ Allocate rest parameter array"); | |
285 | |
286 int num_parameters = info->scope()->num_parameters(); | |
287 int offset = num_parameters * kPointerSize; | |
288 | |
289 __ add(r3, fp, Operand(StandardFrameConstants::kCallerSPOffset + offset)); | |
290 __ mov(r2, Operand(Smi::FromInt(num_parameters))); | |
291 __ mov(r1, Operand(Smi::FromInt(rest_index))); | |
292 __ mov(r0, Operand(Smi::FromInt(language_mode()))); | |
293 __ Push(r3, r2, r1, r0); | |
294 function_in_register_r1 = false; | |
295 | |
296 RestParamAccessStub stub(isolate()); | |
297 __ CallStub(&stub); | |
298 | |
299 SetVar(rest_param, r0, r1, r2); | |
300 } | |
301 | |
302 Variable* arguments = scope()->arguments(); | 280 Variable* arguments = scope()->arguments(); |
303 if (arguments != NULL) { | 281 if (arguments != NULL) { |
304 // Function uses arguments object. | 282 // Function uses arguments object. |
305 Comment cmnt(masm_, "[ Allocate arguments object"); | 283 Comment cmnt(masm_, "[ Allocate arguments object"); |
306 if (!function_in_register_r1) { | 284 if (!function_in_register_r1) { |
307 // Load this again, if it's used by the local context below. | 285 // Load this again, if it's used by the local context below. |
308 __ ldr(r3, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); | 286 __ ldr(r3, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); |
309 } else { | 287 } else { |
310 __ mov(r3, r1); | 288 __ mov(r3, r1); |
311 } | 289 } |
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5374 DCHECK(interrupt_address == | 5352 DCHECK(interrupt_address == |
5375 isolate->builtins()->OsrAfterStackCheck()->entry()); | 5353 isolate->builtins()->OsrAfterStackCheck()->entry()); |
5376 return OSR_AFTER_STACK_CHECK; | 5354 return OSR_AFTER_STACK_CHECK; |
5377 } | 5355 } |
5378 | 5356 |
5379 | 5357 |
5380 } // namespace internal | 5358 } // namespace internal |
5381 } // namespace v8 | 5359 } // namespace v8 |
5382 | 5360 |
5383 #endif // V8_TARGET_ARCH_ARM | 5361 #endif // V8_TARGET_ARCH_ARM |
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