1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/cpu/zero/vm/assembler_zero.hpp Wed Apr 27 01:25:04 2016 +0800
1.3 @@ -0,0 +1,61 @@
1.4 +/*
1.5 + * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
1.6 + * Copyright 2007, 2008, 2009 Red Hat, Inc.
1.7 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.8 + *
1.9 + * This code is free software; you can redistribute it and/or modify it
1.10 + * under the terms of the GNU General Public License version 2 only, as
1.11 + * published by the Free Software Foundation.
1.12 + *
1.13 + * This code is distributed in the hope that it will be useful, but WITHOUT
1.14 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.15 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.16 + * version 2 for more details (a copy is included in the LICENSE file that
1.17 + * accompanied this code).
1.18 + *
1.19 + * You should have received a copy of the GNU General Public License version
1.20 + * 2 along with this work; if not, write to the Free Software Foundation,
1.21 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.22 + *
1.23 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1.24 + * or visit www.oracle.com if you need additional information or have any
1.25 + * questions.
1.26 + *
1.27 + */
1.28 +
1.29 +#ifndef CPU_ZERO_VM_ASSEMBLER_ZERO_HPP
1.30 +#define CPU_ZERO_VM_ASSEMBLER_ZERO_HPP
1.31 +
1.32 +// In normal, CPU-specific ports of HotSpot these two classes are used
1.33 +// for generating assembly language. We don't do any of this in zero,
1.34 +// of course, but we do sneak entry points around in CodeBuffers so we
1.35 +// generate those here.
1.36 +
1.37 +class Assembler : public AbstractAssembler {
1.38 + public:
1.39 + Assembler(CodeBuffer* code) : AbstractAssembler(code) {}
1.40 +
1.41 + public:
1.42 + void pd_patch_instruction(address branch, address target);
1.43 +};
1.44 +
1.45 +class MacroAssembler : public Assembler {
1.46 + public:
1.47 + MacroAssembler(CodeBuffer* code) : Assembler(code) {}
1.48 +
1.49 + public:
1.50 + void align(int modulus);
1.51 + void bang_stack_with_offset(int offset);
1.52 + bool needs_explicit_null_check(intptr_t offset);
1.53 + RegisterOrConstant delayed_value_impl(intptr_t* delayed_value_addr,
1.54 + Register tmp, int offset);
1.55 + public:
1.56 + void advance(int bytes);
1.57 + void store_oop(jobject obj);
1.58 + void store_Metadata(Metadata* obj);
1.59 +};
1.60 +
1.61 +address ShouldNotCallThisStub();
1.62 +address ShouldNotCallThisEntry();
1.63 +
1.64 +#endif // CPU_ZERO_VM_ASSEMBLER_ZERO_HPP
