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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/globals.h" | 5 #include "vm/globals.h" |
6 #if defined(TARGET_ARCH_X64) | 6 #if defined(TARGET_ARCH_X64) |
7 | 7 |
8 #include "vm/assembler.h" | 8 #include "vm/assembler.h" |
9 #include "vm/heap.h" | 9 #include "vm/heap.h" |
10 #include "vm/memory_region.h" | 10 #include "vm/memory_region.h" |
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921 | 921 |
922 | 922 |
923 void Assembler::xorq(Register dst, const Address& address) { | 923 void Assembler::xorq(Register dst, const Address& address) { |
924 AssemblerBuffer::EnsureCapacity ensured(&buffer_); | 924 AssemblerBuffer::EnsureCapacity ensured(&buffer_); |
925 EmitOperandREX(dst, address, REX_W); | 925 EmitOperandREX(dst, address, REX_W); |
926 EmitUint8(0x33); | 926 EmitUint8(0x33); |
927 EmitOperand(dst & 7, address); | 927 EmitOperand(dst & 7, address); |
928 } | 928 } |
929 | 929 |
930 | 930 |
931 void Assembler::xorq(const Address& dst, Register src) { | |
932 AssemblerBuffer::EnsureCapacity ensured(&buffer_); | |
933 EmitOperandREX(src, dst, REX_W); | |
934 EmitUint8(0x31); | |
935 EmitOperand(src & 7, dst); | |
936 } | |
937 | |
938 | |
931 void Assembler::addl(Register dst, Register src) { | 939 void Assembler::addl(Register dst, Register src) { |
932 AssemblerBuffer::EnsureCapacity ensured(&buffer_); | 940 AssemblerBuffer::EnsureCapacity ensured(&buffer_); |
933 Operand operand(src); | 941 Operand operand(src); |
934 EmitOperandREX(dst, operand, REX_NONE); | 942 EmitOperandREX(dst, operand, REX_NONE); |
935 EmitUint8(0x03); | 943 EmitUint8(0x03); |
936 EmitOperand(dst & 7, operand); | 944 EmitOperand(dst & 7, operand); |
937 } | 945 } |
938 | 946 |
939 | 947 |
940 void Assembler::addq(Register dst, Register src) { | 948 void Assembler::addq(Register dst, Register src) { |
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1494 } else { | 1502 } else { |
1495 ASSERT(object.IsZoneHandle()); | 1503 ASSERT(object.IsZoneHandle()); |
1496 AssemblerBuffer::EnsureCapacity ensured(&buffer_); | 1504 AssemblerBuffer::EnsureCapacity ensured(&buffer_); |
1497 EmitRegisterREX(dst, REX_W); | 1505 EmitRegisterREX(dst, REX_W); |
1498 EmitUint8(0xB8 | (dst & 7)); | 1506 EmitUint8(0xB8 | (dst & 7)); |
1499 buffer_.EmitObject(object); | 1507 buffer_.EmitObject(object); |
1500 } | 1508 } |
1501 } | 1509 } |
1502 | 1510 |
1503 | 1511 |
1512 void Assembler::StoreObject(const Address& dst, const Object& object) { | |
1513 LoadObject(TMP, object); | |
1514 movq(dst, TMP); | |
srdjan
2012/07/23 16:18:59
The code can be better for Smi.
| |
1515 } | |
1516 | |
1517 | |
1504 void Assembler::PushObject(const Object& object) { | 1518 void Assembler::PushObject(const Object& object) { |
1505 if (object.IsSmi()) { | 1519 if (object.IsSmi()) { |
1506 pushq(Immediate(reinterpret_cast<int64_t>(object.raw()))); | 1520 pushq(Immediate(reinterpret_cast<int64_t>(object.raw()))); |
1507 } else { | 1521 } else { |
1508 LoadObject(TMP, object); | 1522 LoadObject(TMP, object); |
1509 pushq(TMP); | 1523 pushq(TMP); |
1510 } | 1524 } |
1511 } | 1525 } |
1512 | 1526 |
1513 | 1527 |
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1893 | 1907 |
1894 const char* Assembler::RegisterName(Register reg) { | 1908 const char* Assembler::RegisterName(Register reg) { |
1895 ASSERT((0 <= reg) && (reg < kNumberOfCpuRegisters)); | 1909 ASSERT((0 <= reg) && (reg < kNumberOfCpuRegisters)); |
1896 return cpu_reg_names[reg]; | 1910 return cpu_reg_names[reg]; |
1897 } | 1911 } |
1898 | 1912 |
1899 | 1913 |
1900 } // namespace dart | 1914 } // namespace dart |
1901 | 1915 |
1902 #endif // defined TARGET_ARCH_X64 | 1916 #endif // defined TARGET_ARCH_X64 |
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