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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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4423 lw(at, FieldMemOperand(scratch, offset)); | 4423 lw(at, FieldMemOperand(scratch, offset)); |
4424 Branch(no_map_match, ne, map_in_out, Operand(at)); | 4424 Branch(no_map_match, ne, map_in_out, Operand(at)); |
4425 | 4425 |
4426 // Use the transitioned cached map. | 4426 // Use the transitioned cached map. |
4427 offset = transitioned_kind * kPointerSize + | 4427 offset = transitioned_kind * kPointerSize + |
4428 FixedArrayBase::kHeaderSize; | 4428 FixedArrayBase::kHeaderSize; |
4429 lw(map_in_out, FieldMemOperand(scratch, offset)); | 4429 lw(map_in_out, FieldMemOperand(scratch, offset)); |
4430 } | 4430 } |
4431 | 4431 |
4432 | 4432 |
4433 void MacroAssembler::LoadInitialArrayMap( | |
4434 Register function_in, Register scratch, | |
4435 Register map_out, bool can_have_holes) { | |
4436 ASSERT(!function_in.is(map_out)); | |
4437 Label done; | |
4438 lw(map_out, FieldMemOperand(function_in, | |
4439 JSFunction::kPrototypeOrInitialMapOffset)); | |
4440 if (!FLAG_smi_only_arrays) { | |
4441 ElementsKind kind = can_have_holes ? FAST_HOLEY_ELEMENTS : FAST_ELEMENTS; | |
4442 LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, | |
4443 kind, | |
4444 map_out, | |
4445 scratch, | |
4446 &done); | |
4447 } else if (can_have_holes) { | |
4448 LoadTransitionedArrayMapConditional(FAST_SMI_ELEMENTS, | |
4449 FAST_HOLEY_SMI_ELEMENTS, | |
4450 map_out, | |
4451 scratch, | |
4452 &done); | |
4453 } | |
4454 bind(&done); | |
4455 } | |
4456 | |
4457 | |
4458 void MacroAssembler::LoadGlobalFunction(int index, Register function) { | 4433 void MacroAssembler::LoadGlobalFunction(int index, Register function) { |
4459 // Load the global or builtins object from the current context. | 4434 // Load the global or builtins object from the current context. |
4460 lw(function, | 4435 lw(function, |
4461 MemOperand(cp, Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX))); | 4436 MemOperand(cp, Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX))); |
4462 // Load the native context from the global or builtins object. | 4437 // Load the native context from the global or builtins object. |
4463 lw(function, FieldMemOperand(function, | 4438 lw(function, FieldMemOperand(function, |
4464 GlobalObject::kNativeContextOffset)); | 4439 GlobalObject::kNativeContextOffset)); |
4465 // Load the function from the native context. | 4440 // Load the function from the native context. |
4466 lw(function, MemOperand(function, Context::SlotOffset(index))); | 4441 lw(function, MemOperand(function, Context::SlotOffset(index))); |
4467 } | 4442 } |
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5740 opcode == BGTZL); | 5715 opcode == BGTZL); |
5741 opcode = (cond == eq) ? BEQ : BNE; | 5716 opcode = (cond == eq) ? BEQ : BNE; |
5742 instr = (instr & ~kOpcodeMask) | opcode; | 5717 instr = (instr & ~kOpcodeMask) | opcode; |
5743 masm_.emit(instr); | 5718 masm_.emit(instr); |
5744 } | 5719 } |
5745 | 5720 |
5746 | 5721 |
5747 } } // namespace v8::internal | 5722 } } // namespace v8::internal |
5748 | 5723 |
5749 #endif // V8_TARGET_ARCH_MIPS | 5724 #endif // V8_TARGET_ARCH_MIPS |
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