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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_MIPS | 5 #if V8_TARGET_ARCH_MIPS |
| 6 | 6 |
| 7 // Note on Mips implementation: | 7 // Note on Mips implementation: |
| 8 // | 8 // |
| 9 // The result_register() for mips is the 'v0' register, which is defined | 9 // The result_register() for mips is the 'v0' register, which is defined |
| 10 // by the ABI to contain function return values. However, the first | 10 // by the ABI to contain function return values. However, the first |
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| 274 | 274 |
| 275 Variable* arguments = info->scope()->arguments(); | 275 Variable* arguments = info->scope()->arguments(); |
| 276 if (arguments != NULL) { | 276 if (arguments != NULL) { |
| 277 // Function uses arguments object. | 277 // Function uses arguments object. |
| 278 Comment cmnt(masm_, "[ Allocate arguments object"); | 278 Comment cmnt(masm_, "[ Allocate arguments object"); |
| 279 if (!function_in_register_a1) { | 279 if (!function_in_register_a1) { |
| 280 // Load this again, if it's used by the local context below. | 280 // Load this again, if it's used by the local context below. |
| 281 __ lw(a1, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); | 281 __ lw(a1, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); |
| 282 } | 282 } |
| 283 if (is_strict(language_mode()) || !has_simple_parameters()) { | 283 if (is_strict(language_mode()) || !has_simple_parameters()) { |
| 284 FastNewStrictArgumentsStub stub(isolate()); | 284 Callable callable = CodeFactory::FastNewStrictArguments(isolate()); |
| 285 __ CallStub(&stub); | 285 __ Call(callable.code(), RelocInfo::CODE_TARGET); |
| 286 RestoreContext(); |
| 286 } else if (literal()->has_duplicate_parameters()) { | 287 } else if (literal()->has_duplicate_parameters()) { |
| 287 __ Push(a1); | 288 __ Push(a1); |
| 288 __ CallRuntime(Runtime::kNewSloppyArguments_Generic); | 289 __ CallRuntime(Runtime::kNewSloppyArguments_Generic); |
| 289 } else { | 290 } else { |
| 290 FastNewSloppyArgumentsStub stub(isolate()); | 291 Callable callable = CodeFactory::FastNewSloppyArguments(isolate()); |
| 291 __ CallStub(&stub); | 292 __ Call(callable.code(), RelocInfo::CODE_TARGET); |
| 293 RestoreContext(); |
| 292 } | 294 } |
| 293 | 295 |
| 294 SetVar(arguments, v0, a1, a2); | 296 SetVar(arguments, v0, a1, a2); |
| 295 } | 297 } |
| 296 | 298 |
| 297 if (FLAG_trace) { | 299 if (FLAG_trace) { |
| 298 __ CallRuntime(Runtime::kTraceEnter); | 300 __ CallRuntime(Runtime::kTraceEnter); |
| 299 } | 301 } |
| 300 | 302 |
| 301 // Visit the declarations and body unless there is an illegal | 303 // Visit the declarations and body unless there is an illegal |
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| 2870 reinterpret_cast<uint32_t>( | 2872 reinterpret_cast<uint32_t>( |
| 2871 isolate->builtins()->OnStackReplacement()->entry())); | 2873 isolate->builtins()->OnStackReplacement()->entry())); |
| 2872 return ON_STACK_REPLACEMENT; | 2874 return ON_STACK_REPLACEMENT; |
| 2873 } | 2875 } |
| 2874 | 2876 |
| 2875 | 2877 |
| 2876 } // namespace internal | 2878 } // namespace internal |
| 2877 } // namespace v8 | 2879 } // namespace v8 |
| 2878 | 2880 |
| 2879 #endif // V8_TARGET_ARCH_MIPS | 2881 #endif // V8_TARGET_ARCH_MIPS |
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