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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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6475 __ Jump(r2); | 6475 __ Jump(r2); |
6476 } | 6476 } |
6477 | 6477 |
6478 | 6478 |
6479 void DirectCEntryStub::Generate(MacroAssembler* masm) { | 6479 void DirectCEntryStub::Generate(MacroAssembler* masm) { |
6480 __ ldr(pc, MemOperand(sp, 0)); | 6480 __ ldr(pc, MemOperand(sp, 0)); |
6481 } | 6481 } |
6482 | 6482 |
6483 | 6483 |
6484 void DirectCEntryStub::GenerateCall(MacroAssembler* masm, | 6484 void DirectCEntryStub::GenerateCall(MacroAssembler* masm, |
| 6485 ExternalReference function) { |
| 6486 __ mov(r2, Operand(function)); |
| 6487 GenerateCall(masm, r2); |
| 6488 } |
| 6489 |
| 6490 |
| 6491 void DirectCEntryStub::GenerateCall(MacroAssembler* masm, |
6485 Register target) { | 6492 Register target) { |
6486 intptr_t code = | 6493 intptr_t code = |
6487 reinterpret_cast<intptr_t>(GetCode(masm->isolate()).location()); | 6494 reinterpret_cast<intptr_t>(GetCode(masm->isolate()).location()); |
6488 __ mov(lr, Operand(code, RelocInfo::CODE_TARGET)); | 6495 __ mov(lr, Operand(code, RelocInfo::CODE_TARGET)); |
6489 | 6496 |
6490 // Prevent literal pool emission during calculation of return address. | 6497 // Prevent literal pool emission during calculation of return address. |
6491 Assembler::BlockConstPoolScope block_const_pool(masm); | 6498 Assembler::BlockConstPoolScope block_const_pool(masm); |
6492 | 6499 |
6493 // Push return address (accessible to GC through exit frame pc). | 6500 // Push return address (accessible to GC through exit frame pc). |
6494 // Note that using pc with str is deprecated. | 6501 // Note that using pc with str is deprecated. |
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7048 | 7055 |
7049 __ bind(&need_incremental); | 7056 __ bind(&need_incremental); |
7050 | 7057 |
7051 // Fall through when we need to inform the incremental marker. | 7058 // Fall through when we need to inform the incremental marker. |
7052 } | 7059 } |
7053 | 7060 |
7054 | 7061 |
7055 void StoreArrayLiteralElementStub::Generate(MacroAssembler* masm) { | 7062 void StoreArrayLiteralElementStub::Generate(MacroAssembler* masm) { |
7056 // ----------- S t a t e ------------- | 7063 // ----------- S t a t e ------------- |
7057 // -- r0 : element value to store | 7064 // -- r0 : element value to store |
| 7065 // -- r1 : array literal |
| 7066 // -- r2 : map of array literal |
7058 // -- r3 : element index as smi | 7067 // -- r3 : element index as smi |
7059 // -- sp[0] : array literal index in function as smi | 7068 // -- r4 : array literal index in function as smi |
7060 // -- sp[4] : array literal | |
7061 // clobbers r1, r2, r4 | |
7062 // ----------------------------------- | 7069 // ----------------------------------- |
7063 | 7070 |
7064 Label element_done; | 7071 Label element_done; |
7065 Label double_elements; | 7072 Label double_elements; |
7066 Label smi_element; | 7073 Label smi_element; |
7067 Label slow_elements; | 7074 Label slow_elements; |
7068 Label fast_elements; | 7075 Label fast_elements; |
7069 | 7076 |
7070 // Get array literal index, array literal and its map. | |
7071 __ ldr(r4, MemOperand(sp, 0 * kPointerSize)); | |
7072 __ ldr(r1, MemOperand(sp, 1 * kPointerSize)); | |
7073 __ ldr(r2, FieldMemOperand(r1, JSObject::kMapOffset)); | |
7074 | |
7075 __ CheckFastElements(r2, r5, &double_elements); | 7077 __ CheckFastElements(r2, r5, &double_elements); |
7076 // FAST_*_SMI_ELEMENTS or FAST_*_ELEMENTS | 7078 // FAST_*_SMI_ELEMENTS or FAST_*_ELEMENTS |
7077 __ JumpIfSmi(r0, &smi_element); | 7079 __ JumpIfSmi(r0, &smi_element); |
7078 __ CheckFastSmiElements(r2, r5, &fast_elements); | 7080 __ CheckFastSmiElements(r2, r5, &fast_elements); |
7079 | 7081 |
7080 // Store into the array literal requires a elements transition. Call into | 7082 // Store into the array literal requires a elements transition. Call into |
7081 // the runtime. | 7083 // the runtime. |
7082 __ bind(&slow_elements); | 7084 __ bind(&slow_elements); |
7083 // call. | 7085 // call. |
7084 __ Push(r1, r3, r0); | 7086 __ Push(r1, r3, r0); |
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7488 __ Jump(generic_construct_stub, RelocInfo::CODE_TARGET); | 7490 __ Jump(generic_construct_stub, RelocInfo::CODE_TARGET); |
7489 } | 7491 } |
7490 } | 7492 } |
7491 | 7493 |
7492 | 7494 |
7493 #undef __ | 7495 #undef __ |
7494 | 7496 |
7495 } } // namespace v8::internal | 7497 } } // namespace v8::internal |
7496 | 7498 |
7497 #endif // V8_TARGET_ARCH_ARM | 7499 #endif // V8_TARGET_ARCH_ARM |
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