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Side by Side Diff: src/arm64/macro-assembler-arm64-inl.h

Issue 1517673002: Fix Object.prototype.toString.call(proxy) (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Add test Created 5 years ago
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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 #ifndef V8_ARM64_MACRO_ASSEMBLER_ARM64_INL_H_ 5 #ifndef V8_ARM64_MACRO_ASSEMBLER_ARM64_INL_H_
6 #define V8_ARM64_MACRO_ASSEMBLER_ARM64_INL_H_ 6 #define V8_ARM64_MACRO_ASSEMBLER_ARM64_INL_H_
7 7
8 #include <ctype.h> 8 #include <ctype.h>
9 9
10 #include "src/globals.h" 10 #include "src/globals.h"
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1442 IsInstanceJSObjectType(map, scratch, fail); 1442 IsInstanceJSObjectType(map, scratch, fail);
1443 } 1443 }
1444 1444
1445 1445
1446 void MacroAssembler::IsInstanceJSObjectType(Register map, 1446 void MacroAssembler::IsInstanceJSObjectType(Register map,
1447 Register scratch, 1447 Register scratch,
1448 Label* fail) { 1448 Label* fail) {
1449 Ldrb(scratch, FieldMemOperand(map, Map::kInstanceTypeOffset)); 1449 Ldrb(scratch, FieldMemOperand(map, Map::kInstanceTypeOffset));
1450 // If cmp result is lt, the following ccmp will clear all flags. 1450 // If cmp result is lt, the following ccmp will clear all flags.
1451 // Z == 0, N == V implies gt condition. 1451 // Z == 0, N == V implies gt condition.
1452 Cmp(scratch, FIRST_NONCALLABLE_SPEC_OBJECT_TYPE); 1452 Cmp(scratch, FIRST_JS_RECEIVER_TYPE);
1453 Ccmp(scratch, LAST_NONCALLABLE_SPEC_OBJECT_TYPE, NoFlag, ge); 1453 Ccmp(scratch, LAST_NONCALLABLE_SPEC_OBJECT_TYPE, NoFlag, ge);
1454 1454
1455 // If we didn't get a valid label object just fall through and leave the 1455 // If we didn't get a valid label object just fall through and leave the
1456 // flags updated. 1456 // flags updated.
1457 if (fail != NULL) { 1457 if (fail != NULL) {
1458 B(gt, fail); 1458 B(gt, fail);
1459 } 1459 }
1460 } 1460 }
1461 1461
1462 1462
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1680 DCHECK(isprint(marker_name[0]) && isprint(marker_name[1])); 1680 DCHECK(isprint(marker_name[0]) && isprint(marker_name[1]));
1681 1681
1682 InstructionAccurateScope scope(this, 1); 1682 InstructionAccurateScope scope(this, 1);
1683 movn(xzr, (marker_name[1] << 8) | marker_name[0]); 1683 movn(xzr, (marker_name[1] << 8) | marker_name[0]);
1684 } 1684 }
1685 1685
1686 } // namespace internal 1686 } // namespace internal
1687 } // namespace v8 1687 } // namespace v8
1688 1688
1689 #endif // V8_ARM64_MACRO_ASSEMBLER_ARM64_INL_H_ 1689 #endif // V8_ARM64_MACRO_ASSEMBLER_ARM64_INL_H_
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