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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 #include "src/crankshaft/arm/lithium-codegen-arm.h" | 5 #include "src/crankshaft/arm/lithium-codegen-arm.h" |
6 | 6 |
7 #include "src/base/bits.h" | 7 #include "src/base/bits.h" |
8 #include "src/code-factory.h" | 8 #include "src/code-factory.h" |
9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
10 #include "src/crankshaft/arm/lithium-gap-resolver-arm.h" | 10 #include "src/crankshaft/arm/lithium-gap-resolver-arm.h" |
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173 // Result of FastNewFunctionContextStub is always in new space. | 173 // Result of FastNewFunctionContextStub is always in new space. |
174 need_write_barrier = false; | 174 need_write_barrier = false; |
175 } | 175 } |
176 RecordSafepoint(deopt_mode); | 176 RecordSafepoint(deopt_mode); |
177 | 177 |
178 // Context is returned in both r0 and cp. It replaces the context | 178 // Context is returned in both r0 and cp. It replaces the context |
179 // passed to us. It's saved in the stack and kept live in cp. | 179 // passed to us. It's saved in the stack and kept live in cp. |
180 __ mov(cp, r0); | 180 __ mov(cp, r0); |
181 __ str(r0, MemOperand(fp, StandardFrameConstants::kContextOffset)); | 181 __ str(r0, MemOperand(fp, StandardFrameConstants::kContextOffset)); |
182 // Copy any necessary parameters into the context. | 182 // Copy any necessary parameters into the context. |
183 int num_parameters = scope()->num_parameters(); | 183 int num_parameters = info()->scope()->num_parameters(); |
184 int first_parameter = scope()->has_this_declaration() ? -1 : 0; | 184 int first_parameter = info()->scope()->has_this_declaration() ? -1 : 0; |
185 for (int i = first_parameter; i < num_parameters; i++) { | 185 for (int i = first_parameter; i < num_parameters; i++) { |
186 Variable* var = (i == -1) ? scope()->receiver() : scope()->parameter(i); | 186 Variable* var = (i == -1) ? info()->scope()->receiver() |
| 187 : info()->scope()->parameter(i); |
187 if (var->IsContextSlot()) { | 188 if (var->IsContextSlot()) { |
188 int parameter_offset = StandardFrameConstants::kCallerSPOffset + | 189 int parameter_offset = StandardFrameConstants::kCallerSPOffset + |
189 (num_parameters - 1 - i) * kPointerSize; | 190 (num_parameters - 1 - i) * kPointerSize; |
190 // Load parameter from stack. | 191 // Load parameter from stack. |
191 __ ldr(r0, MemOperand(fp, parameter_offset)); | 192 __ ldr(r0, MemOperand(fp, parameter_offset)); |
192 // Store it in the context. | 193 // Store it in the context. |
193 MemOperand target = ContextMemOperand(cp, var->index()); | 194 MemOperand target = ContextMemOperand(cp, var->index()); |
194 __ str(r0, target); | 195 __ str(r0, target); |
195 // Update the write barrier. This clobbers r3 and r0. | 196 // Update the write barrier. This clobbers r3 and r0. |
196 if (need_write_barrier) { | 197 if (need_write_barrier) { |
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5525 __ ldr(result, FieldMemOperand(scratch, | 5526 __ ldr(result, FieldMemOperand(scratch, |
5526 FixedArray::kHeaderSize - kPointerSize)); | 5527 FixedArray::kHeaderSize - kPointerSize)); |
5527 __ bind(deferred->exit()); | 5528 __ bind(deferred->exit()); |
5528 __ bind(&done); | 5529 __ bind(&done); |
5529 } | 5530 } |
5530 | 5531 |
5531 #undef __ | 5532 #undef __ |
5532 | 5533 |
5533 } // namespace internal | 5534 } // namespace internal |
5534 } // namespace v8 | 5535 } // namespace v8 |
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