regis@google.com
e27623a4ef
Add x64 assembler macros. Review URL: http://codereview.chromium.org//8760015 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@1955 260f80e4-7a28-3924-810f-c04153c831b5
41 lines
1.3 KiB
C++
41 lines
1.3 KiB
C++
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// The class 'AssemblerMacros' contains assembler instruction groups that
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// are used in Dart.
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#ifndef VM_ASSEMBLER_MACROS_X64_H_
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#define VM_ASSEMBLER_MACROS_X64_H_
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#ifndef VM_ASSEMBLER_MACROS_H_
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#error Do not include assembler_macros_x64.h directly; use assembler_macros.h.
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#endif
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#include "vm/allocation.h"
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#include "vm/constants_x64.h"
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namespace dart {
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// Forward declarations.
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class Assembler;
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class Class;
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class Label;
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class AssemblerMacros : public AllStatic {
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public:
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// Inlined allocation of an instance of class 'cls', code has no runtime
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// calls. Jump to 'failure' if the instance cannot be allocated here.
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// Class must be loaded in 'class_reg'. Allocated instance is returned
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// in 'instance_reg'. Only the class field of the object is initialized.
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// 'class_reg' and 'instance_reg' may not be the same register.
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static void TryAllocate(Assembler* assembler,
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const Class& cls,
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Register class_reg,
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Label* failure,
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Register instance_reg);
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};
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} // namespace dart.
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#endif // VM_ASSEMBLER_MACROS_X64_H_
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