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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, 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_IA32) | 6 #if defined(TARGET_ARCH_IA32) |
7 | 7 |
8 #include "vm/assembler.h" | 8 #include "vm/assembler.h" |
9 #include "vm/code_generator.h" | 9 #include "vm/code_generator.h" |
10 #include "vm/heap.h" | 10 #include "vm/heap.h" |
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1938 } else { | 1938 } else { |
1939 ASSERT(object.IsNotTemporaryScopedHandle()); | 1939 ASSERT(object.IsNotTemporaryScopedHandle()); |
1940 ASSERT(object.IsOld()); | 1940 ASSERT(object.IsOld()); |
1941 AssemblerBuffer::EnsureCapacity ensured(&buffer_); | 1941 AssemblerBuffer::EnsureCapacity ensured(&buffer_); |
1942 EmitUint8(0xB8 + dst); | 1942 EmitUint8(0xB8 + dst); |
1943 buffer_.EmitObject(object); | 1943 buffer_.EmitObject(object); |
1944 } | 1944 } |
1945 } | 1945 } |
1946 | 1946 |
1947 | 1947 |
1948 void Assembler::LoadObjectSafely(Register dst, const Object& object) { | |
1949 if (Assembler::IsSafe(object)) { | |
1950 LoadObject(dst, object); | |
1951 } else { | |
1952 movl(dst, | |
1953 Immediate(reinterpret_cast<int32_t>(object.raw()) ^ jit_cookie_)); | |
1954 xorl(dst, Immediate(jit_cookie_)); | |
1955 } | |
1956 } | |
1957 | |
1958 | |
1959 void Assembler::PushObject(const Object& object) { | 1948 void Assembler::PushObject(const Object& object) { |
1960 if (object.IsSmi() || object.InVMHeap()) { | 1949 if (object.IsSmi() || object.InVMHeap()) { |
1961 pushl(Immediate(reinterpret_cast<int32_t>(object.raw()))); | 1950 pushl(Immediate(reinterpret_cast<int32_t>(object.raw()))); |
1962 } else { | 1951 } else { |
1963 ASSERT(object.IsNotTemporaryScopedHandle()); | 1952 ASSERT(object.IsNotTemporaryScopedHandle()); |
1964 ASSERT(object.IsOld()); | 1953 ASSERT(object.IsOld()); |
1965 AssemblerBuffer::EnsureCapacity ensured(&buffer_); | 1954 AssemblerBuffer::EnsureCapacity ensured(&buffer_); |
1966 EmitUint8(0x68); | 1955 EmitUint8(0x68); |
1967 buffer_.EmitObject(object); | 1956 buffer_.EmitObject(object); |
1968 } | 1957 } |
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2507 | 2496 |
2508 const char* Assembler::FpuRegisterName(FpuRegister reg) { | 2497 const char* Assembler::FpuRegisterName(FpuRegister reg) { |
2509 ASSERT((0 <= reg) && (reg < kNumberOfXmmRegisters)); | 2498 ASSERT((0 <= reg) && (reg < kNumberOfXmmRegisters)); |
2510 return xmm_reg_names[reg]; | 2499 return xmm_reg_names[reg]; |
2511 } | 2500 } |
2512 | 2501 |
2513 | 2502 |
2514 } // namespace dart | 2503 } // namespace dart |
2515 | 2504 |
2516 #endif // defined TARGET_ARCH_IA32 | 2505 #endif // defined TARGET_ARCH_IA32 |
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