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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_ARM64 | 7 #if V8_TARGET_ARCH_ARM64 |
8 | 8 |
9 #include "src/arm64/assembler-arm64.h" | 9 #include "src/arm64/assembler-arm64.h" |
10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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422 GenerateMiss(masm); | 422 GenerateMiss(masm); |
423 } | 423 } |
424 | 424 |
425 | 425 |
426 void LoadIC::GenerateNormal(MacroAssembler* masm) { | 426 void LoadIC::GenerateNormal(MacroAssembler* masm) { |
427 // ----------- S t a t e ------------- | 427 // ----------- S t a t e ------------- |
428 // -- x2 : name | 428 // -- x2 : name |
429 // -- lr : return address | 429 // -- lr : return address |
430 // -- x0 : receiver | 430 // -- x0 : receiver |
431 // ----------------------------------- | 431 // ----------------------------------- |
432 Label miss; | 432 Label miss, slow; |
433 | 433 |
434 GenerateNameDictionaryReceiverCheck(masm, x0, x1, x3, x4, &miss); | 434 GenerateNameDictionaryReceiverCheck(masm, x0, x1, x3, x4, &miss); |
435 | 435 |
436 // x1 now holds the property dictionary. | 436 // x1 now holds the property dictionary. |
437 GenerateDictionaryLoad(masm, &miss, x1, x2, x0, x3, x4); | 437 GenerateDictionaryLoad(masm, &slow, x1, x2, x0, x3, x4); |
438 __ Ret(); | 438 __ Ret(); |
439 | 439 |
| 440 // Dictionary load failed, go slow (but don't miss). |
| 441 __ Bind(&slow); |
| 442 GenerateRuntimeGetProperty(masm); |
| 443 |
440 // Cache miss: Jump to runtime. | 444 // Cache miss: Jump to runtime. |
441 __ Bind(&miss); | 445 __ Bind(&miss); |
442 GenerateMiss(masm); | 446 GenerateMiss(masm); |
443 } | 447 } |
444 | 448 |
445 | 449 |
446 void LoadIC::GenerateMiss(MacroAssembler* masm) { | 450 void LoadIC::GenerateMiss(MacroAssembler* masm) { |
447 // ----------- S t a t e ------------- | 451 // ----------- S t a t e ------------- |
448 // -- x2 : name | 452 // -- x2 : name |
449 // -- lr : return address | 453 // -- lr : return address |
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1374 ASSERT(to_patch->Mask(TestBranchMask) == TBNZ); | 1378 ASSERT(to_patch->Mask(TestBranchMask) == TBNZ); |
1375 // This is JumpIfSmi(smi_reg, branch_imm). | 1379 // This is JumpIfSmi(smi_reg, branch_imm). |
1376 patcher.tbz(smi_reg, 0, branch_imm); | 1380 patcher.tbz(smi_reg, 0, branch_imm); |
1377 } | 1381 } |
1378 } | 1382 } |
1379 | 1383 |
1380 | 1384 |
1381 } } // namespace v8::internal | 1385 } } // namespace v8::internal |
1382 | 1386 |
1383 #endif // V8_TARGET_ARCH_ARM64 | 1387 #endif // V8_TARGET_ARCH_ARM64 |
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