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Issue 16364007: Fix Android build issue 247303 (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 6 months ago
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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 // 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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7468 } 7468 }
7469 7469
7470 if (FLAG_optimize_constructed_arrays) { 7470 if (FLAG_optimize_constructed_arrays) {
7471 // Figure out the right elements kind 7471 // Figure out the right elements kind
7472 __ ldr(r3, FieldMemOperand(r1, JSFunction::kPrototypeOrInitialMapOffset)); 7472 __ ldr(r3, FieldMemOperand(r1, JSFunction::kPrototypeOrInitialMapOffset));
7473 7473
7474 // Load the map's "bit field 2" into |result|. We only need the first byte, 7474 // Load the map's "bit field 2" into |result|. We only need the first byte,
7475 // but the following bit field extraction takes care of that anyway. 7475 // but the following bit field extraction takes care of that anyway.
7476 __ ldr(r3, FieldMemOperand(r3, Map::kBitField2Offset)); 7476 __ ldr(r3, FieldMemOperand(r3, Map::kBitField2Offset));
7477 // Retrieve elements_kind from bit field 2. 7477 // Retrieve elements_kind from bit field 2.
7478 __ ubfx(r3, r3, Map::kElementsKindShift, Map::kElementsKindBitCount); 7478 __ Ubfx(r3, r3, Map::kElementsKindShift, Map::kElementsKindBitCount);
7479 7479
7480 if (FLAG_debug_code) { 7480 if (FLAG_debug_code) {
7481 Label done; 7481 Label done;
7482 __ cmp(r3, Operand(FAST_ELEMENTS)); 7482 __ cmp(r3, Operand(FAST_ELEMENTS));
7483 __ b(eq, &done); 7483 __ b(eq, &done);
7484 __ cmp(r3, Operand(FAST_HOLEY_ELEMENTS)); 7484 __ cmp(r3, Operand(FAST_HOLEY_ELEMENTS));
7485 __ Assert(eq, 7485 __ Assert(eq,
7486 "Invalid ElementsKind for InternalArray or InternalPackedArray"); 7486 "Invalid ElementsKind for InternalArray or InternalPackedArray");
7487 __ bind(&done); 7487 __ bind(&done);
7488 } 7488 }
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7507 __ Jump(generic_construct_stub, RelocInfo::CODE_TARGET); 7507 __ Jump(generic_construct_stub, RelocInfo::CODE_TARGET);
7508 } 7508 }
7509 } 7509 }
7510 7510
7511 7511
7512 #undef __ 7512 #undef __
7513 7513
7514 } } // namespace v8::internal 7514 } } // namespace v8::internal
7515 7515
7516 #endif // V8_TARGET_ARCH_ARM 7516 #endif // V8_TARGET_ARCH_ARM
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