OLD | NEW |
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 |
(...skipping 182 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
193 // Possibly allocate a local context. | 193 // Possibly allocate a local context. |
194 if (info->scope()->num_heap_slots() > 0) { | 194 if (info->scope()->num_heap_slots() > 0) { |
195 Comment cmnt(masm_, "[ Allocate context"); | 195 Comment cmnt(masm_, "[ Allocate context"); |
196 // Argument to NewContext is the function, which is still in a1. | 196 // Argument to NewContext is the function, which is still in a1. |
197 bool need_write_barrier = true; | 197 bool need_write_barrier = true; |
198 int slots = info->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; | 198 int slots = info->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; |
199 if (info->scope()->is_script_scope()) { | 199 if (info->scope()->is_script_scope()) { |
200 __ push(a1); | 200 __ push(a1); |
201 __ Push(info->scope()->GetScopeInfo(info->isolate())); | 201 __ Push(info->scope()->GetScopeInfo(info->isolate())); |
202 __ CallRuntime(Runtime::kNewScriptContext, 2); | 202 __ CallRuntime(Runtime::kNewScriptContext, 2); |
| 203 PrepareForBailoutForId(BailoutId::ScriptContext(), TOS_REG); |
203 } else if (slots <= FastNewContextStub::kMaximumSlots) { | 204 } else if (slots <= FastNewContextStub::kMaximumSlots) { |
204 FastNewContextStub stub(isolate(), slots); | 205 FastNewContextStub stub(isolate(), slots); |
205 __ CallStub(&stub); | 206 __ CallStub(&stub); |
206 // Result of FastNewContextStub is always in new space. | 207 // Result of FastNewContextStub is always in new space. |
207 need_write_barrier = false; | 208 need_write_barrier = false; |
208 } else { | 209 } else { |
209 __ push(a1); | 210 __ push(a1); |
210 __ CallRuntime(Runtime::kNewFunctionContext, 1); | 211 __ CallRuntime(Runtime::kNewFunctionContext, 1); |
211 } | 212 } |
212 function_in_register_a1 = false; | 213 function_in_register_a1 = false; |
(...skipping 21 matching lines...) Expand all Loading... |
234 cp, target.offset(), a0, a3, kRAHasBeenSaved, kDontSaveFPRegs); | 235 cp, target.offset(), a0, a3, kRAHasBeenSaved, kDontSaveFPRegs); |
235 } else if (FLAG_debug_code) { | 236 } else if (FLAG_debug_code) { |
236 Label done; | 237 Label done; |
237 __ JumpIfInNewSpace(cp, a0, &done); | 238 __ JumpIfInNewSpace(cp, a0, &done); |
238 __ Abort(kExpectedNewSpaceObject); | 239 __ Abort(kExpectedNewSpaceObject); |
239 __ bind(&done); | 240 __ bind(&done); |
240 } | 241 } |
241 } | 242 } |
242 } | 243 } |
243 } | 244 } |
| 245 PrepareForBailoutForId(BailoutId::FunctionContext(), NO_REGISTERS); |
244 | 246 |
245 PrepareForBailoutForId(BailoutId::Prologue(), NO_REGISTERS); | |
246 // Function register is trashed in case we bailout here. But since that | 247 // Function register is trashed in case we bailout here. But since that |
247 // could happen only when we allocate a context the value of | 248 // could happen only when we allocate a context the value of |
248 // |function_in_register_a1| is correct. | 249 // |function_in_register_a1| is correct. |
249 | 250 |
250 // Possibly set up a local binding to the this function which is used in | 251 // Possibly set up a local binding to the this function which is used in |
251 // derived constructors with super calls. | 252 // derived constructors with super calls. |
252 Variable* this_function_var = scope()->this_function_var(); | 253 Variable* this_function_var = scope()->this_function_var(); |
253 if (this_function_var != nullptr) { | 254 if (this_function_var != nullptr) { |
254 Comment cmnt(masm_, "[ This function"); | 255 Comment cmnt(masm_, "[ This function"); |
255 if (!function_in_register_a1) { | 256 if (!function_in_register_a1) { |
(...skipping 4933 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
5189 reinterpret_cast<uint32_t>( | 5190 reinterpret_cast<uint32_t>( |
5190 isolate->builtins()->OsrAfterStackCheck()->entry())); | 5191 isolate->builtins()->OsrAfterStackCheck()->entry())); |
5191 return OSR_AFTER_STACK_CHECK; | 5192 return OSR_AFTER_STACK_CHECK; |
5192 } | 5193 } |
5193 | 5194 |
5194 | 5195 |
5195 } // namespace internal | 5196 } // namespace internal |
5196 } // namespace v8 | 5197 } // namespace v8 |
5197 | 5198 |
5198 #endif // V8_TARGET_ARCH_MIPS | 5199 #endif // V8_TARGET_ARCH_MIPS |
OLD | NEW |