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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 |
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182 // Possibly allocate a local context. | 182 // Possibly allocate a local context. |
183 int heap_slots = scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; | 183 int heap_slots = scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; |
184 if (heap_slots > 0) { | 184 if (heap_slots > 0) { |
185 Comment(";;; Allocate local context"); | 185 Comment(";;; Allocate local context"); |
186 // Argument to NewContext is the function, which is in r1. | 186 // Argument to NewContext is the function, which is in r1. |
187 __ push(r1); | 187 __ push(r1); |
188 if (heap_slots <= FastNewContextStub::kMaximumSlots) { | 188 if (heap_slots <= FastNewContextStub::kMaximumSlots) { |
189 FastNewContextStub stub(heap_slots); | 189 FastNewContextStub stub(heap_slots); |
190 __ CallStub(&stub); | 190 __ CallStub(&stub); |
191 } else { | 191 } else { |
192 __ CallRuntime(Runtime::kNewContext, 1); | 192 __ CallRuntime(Runtime::kNewFunctionContext, 1); |
193 } | 193 } |
194 RecordSafepoint(Safepoint::kNoDeoptimizationIndex); | 194 RecordSafepoint(Safepoint::kNoDeoptimizationIndex); |
195 // Context is returned in both r0 and cp. It replaces the context | 195 // Context is returned in both r0 and cp. It replaces the context |
196 // passed to us. It's saved in the stack and kept live in cp. | 196 // passed to us. It's saved in the stack and kept live in cp. |
197 __ str(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); | 197 __ str(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); |
198 // Copy any necessary parameters into the context. | 198 // Copy any necessary parameters into the context. |
199 int num_parameters = scope()->num_parameters(); | 199 int num_parameters = scope()->num_parameters(); |
200 for (int i = 0; i < num_parameters; i++) { | 200 for (int i = 0; i < num_parameters; i++) { |
201 Slot* slot = scope()->parameter(i)->AsSlot(); | 201 Slot* slot = scope()->parameter(i)->AsSlot(); |
202 if (slot != NULL && slot->type() == Slot::CONTEXT) { | 202 if (slot != NULL && slot->type() == Slot::CONTEXT) { |
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4571 ASSERT(osr_pc_offset_ == -1); | 4571 ASSERT(osr_pc_offset_ == -1); |
4572 osr_pc_offset_ = masm()->pc_offset(); | 4572 osr_pc_offset_ = masm()->pc_offset(); |
4573 } | 4573 } |
4574 | 4574 |
4575 | 4575 |
4576 | 4576 |
4577 | 4577 |
4578 #undef __ | 4578 #undef __ |
4579 | 4579 |
4580 } } // namespace v8::internal | 4580 } } // namespace v8::internal |
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