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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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/compiler/code-generator.h" | 5 #include "src/compiler/code-generator.h" |
6 | 6 |
7 #include "src/arm/macro-assembler-arm.h" | 7 #include "src/arm/macro-assembler-arm.h" |
8 #include "src/ast/scopes.h" | 8 #include "src/ast/scopes.h" |
9 #include "src/compiler/code-generator-impl.h" | 9 #include "src/compiler/code-generator-impl.h" |
10 #include "src/compiler/gap-resolver.h" | 10 #include "src/compiler/gap-resolver.h" |
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215 if (mode_ > RecordWriteMode::kValueIsPointer) { | 215 if (mode_ > RecordWriteMode::kValueIsPointer) { |
216 __ JumpIfSmi(value_, exit()); | 216 __ JumpIfSmi(value_, exit()); |
217 } | 217 } |
218 if (mode_ > RecordWriteMode::kValueIsMap) { | 218 if (mode_ > RecordWriteMode::kValueIsMap) { |
219 __ CheckPageFlag(value_, scratch0_, | 219 __ CheckPageFlag(value_, scratch0_, |
220 MemoryChunk::kPointersToHereAreInterestingMask, eq, | 220 MemoryChunk::kPointersToHereAreInterestingMask, eq, |
221 exit()); | 221 exit()); |
222 } | 222 } |
223 SaveFPRegsMode const save_fp_mode = | 223 SaveFPRegsMode const save_fp_mode = |
224 frame()->DidAllocateDoubleRegisters() ? kSaveFPRegs : kDontSaveFPRegs; | 224 frame()->DidAllocateDoubleRegisters() ? kSaveFPRegs : kDontSaveFPRegs; |
225 // TODO(turbofan): Once we get frame elision working, we need to save | 225 if (!frame()->needs_frame()) { |
226 // and restore lr properly here if the frame was elided. | 226 // We need to save and restore lr if the frame was elided. |
| 227 __ Push(lr); |
| 228 } |
227 RecordWriteStub stub(isolate(), object_, scratch0_, scratch1_, | 229 RecordWriteStub stub(isolate(), object_, scratch0_, scratch1_, |
228 EMIT_REMEMBERED_SET, save_fp_mode); | 230 EMIT_REMEMBERED_SET, save_fp_mode); |
229 __ add(scratch1_, object_, index_); | 231 __ add(scratch1_, object_, index_); |
230 __ CallStub(&stub); | 232 __ CallStub(&stub); |
| 233 if (!frame()->needs_frame()) { |
| 234 __ Pop(lr); |
| 235 } |
231 } | 236 } |
232 | 237 |
233 private: | 238 private: |
234 Register const object_; | 239 Register const object_; |
235 Register const index_; | 240 Register const index_; |
236 Register const value_; | 241 Register const value_; |
237 Register const scratch0_; | 242 Register const scratch0_; |
238 Register const scratch1_; | 243 Register const scratch1_; |
239 RecordWriteMode const mode_; | 244 RecordWriteMode const mode_; |
240 }; | 245 }; |
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1415 padding_size -= v8::internal::Assembler::kInstrSize; | 1420 padding_size -= v8::internal::Assembler::kInstrSize; |
1416 } | 1421 } |
1417 } | 1422 } |
1418 } | 1423 } |
1419 | 1424 |
1420 #undef __ | 1425 #undef __ |
1421 | 1426 |
1422 } // namespace compiler | 1427 } // namespace compiler |
1423 } // namespace internal | 1428 } // namespace internal |
1424 } // namespace v8 | 1429 } // namespace v8 |
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