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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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| 792 | 792 |
| 793 | 793 |
| 794 void MacroAssembler::GetBuiltinEntry(Register target, Builtins::JavaScript id) { | 794 void MacroAssembler::GetBuiltinEntry(Register target, Builtins::JavaScript id) { |
| 795 ASSERT(!target.is(rdi)); | 795 ASSERT(!target.is(rdi)); |
| 796 // Load the JavaScript builtin function from the builtins object. | 796 // Load the JavaScript builtin function from the builtins object. |
| 797 GetBuiltinFunction(rdi, id); | 797 GetBuiltinFunction(rdi, id); |
| 798 movq(target, FieldOperand(rdi, JSFunction::kCodeEntryOffset)); | 798 movq(target, FieldOperand(rdi, JSFunction::kCodeEntryOffset)); |
| 799 } | 799 } |
| 800 | 800 |
| 801 | 801 |
| 802 static const Register saved_regs[] = | 802 #define REG(Name) { kRegister ## Name ## Code } |
| 803 { rax, rcx, rdx, rbx, rbp, rsi, rdi, r8, r9, r10, r11 }; | 803 |
| 804 static const Register saved_regs[] = { |
| 805 REG(Rax), REG(Rcx), REG(Rdx), REG(Rbx), REG(Rbp), REG(Rsi), REG(Rdi), REG(R8), |
| 806 REG(R9), REG(R10), REG(R11) |
| 807 }; |
| 808 |
| 809 #undef REG |
| 810 |
| 804 static const int kNumberOfSavedRegs = sizeof(saved_regs) / sizeof(Register); | 811 static const int kNumberOfSavedRegs = sizeof(saved_regs) / sizeof(Register); |
| 805 | 812 |
| 806 | 813 |
| 807 void MacroAssembler::PushCallerSaved(SaveFPRegsMode fp_mode, | 814 void MacroAssembler::PushCallerSaved(SaveFPRegsMode fp_mode, |
| 808 Register exclusion1, | 815 Register exclusion1, |
| 809 Register exclusion2, | 816 Register exclusion2, |
| 810 Register exclusion3) { | 817 Register exclusion3) { |
| 811 // We don't allow a GC during a store buffer overflow so there is no need to | 818 // We don't allow a GC during a store buffer overflow so there is no need to |
| 812 // store the registers in any particular way, but we do have to store and | 819 // store the registers in any particular way, but we do have to store and |
| 813 // restore them. | 820 // restore them. |
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| 2411 } | 2418 } |
| 2412 | 2419 |
| 2413 | 2420 |
| 2414 void MacroAssembler::Dropad() { | 2421 void MacroAssembler::Dropad() { |
| 2415 addq(rsp, Immediate(kNumSafepointRegisters * kPointerSize)); | 2422 addq(rsp, Immediate(kNumSafepointRegisters * kPointerSize)); |
| 2416 } | 2423 } |
| 2417 | 2424 |
| 2418 | 2425 |
| 2419 // Order general registers are pushed by Pushad: | 2426 // Order general registers are pushed by Pushad: |
| 2420 // rax, rcx, rdx, rbx, rsi, rdi, r8, r9, r11, r14, r15. | 2427 // rax, rcx, rdx, rbx, rsi, rdi, r8, r9, r11, r14, r15. |
| 2421 int MacroAssembler::kSafepointPushRegisterIndices[Register::kNumRegisters] = { | 2428 const int |
| 2429 MacroAssembler::kSafepointPushRegisterIndices[Register::kNumRegisters] = { |
| 2422 0, | 2430 0, |
| 2423 1, | 2431 1, |
| 2424 2, | 2432 2, |
| 2425 3, | 2433 3, |
| 2426 -1, | 2434 -1, |
| 2427 -1, | 2435 -1, |
| 2428 4, | 2436 4, |
| 2429 5, | 2437 5, |
| 2430 6, | 2438 6, |
| 2431 7, | 2439 7, |
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| 4368 | 4376 |
| 4369 and_(bitmap_scratch, Immediate(~Page::kPageAlignmentMask)); | 4377 and_(bitmap_scratch, Immediate(~Page::kPageAlignmentMask)); |
| 4370 addl(Operand(bitmap_scratch, MemoryChunk::kLiveBytesOffset), length); | 4378 addl(Operand(bitmap_scratch, MemoryChunk::kLiveBytesOffset), length); |
| 4371 | 4379 |
| 4372 bind(&done); | 4380 bind(&done); |
| 4373 } | 4381 } |
| 4374 | 4382 |
| 4375 } } // namespace v8::internal | 4383 } } // namespace v8::internal |
| 4376 | 4384 |
| 4377 #endif // V8_TARGET_ARCH_X64 | 4385 #endif // V8_TARGET_ARCH_X64 |
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