1 /*
2 * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef SHARE_VM_C1_C1_FRAMEMAP_HPP
26 #define SHARE_VM_C1_C1_FRAMEMAP_HPP
27
28 #include "asm/assembler.hpp"
29 #include "c1/c1_Defs.hpp"
30 #include "c1/c1_LIR.hpp"
31 #include "code/vmreg.hpp"
32 #include "memory/allocation.hpp"
33 #include "runtime/frame.hpp"
34 #include "runtime/synchronizer.hpp"
35 #include "utilities/globalDefinitions.hpp"
36
37 class ciMethod;
38 class CallingConvention;
39 class BasicTypeArray;
40 class BasicTypeList;
41
42 //--------------------------------------------------------
43 // FrameMap
44 //--------------------------------------------------------
45
46 // This class is responsible of mapping items (locals, monitors, spill
47 // slots and registers to their frame location
48 //
49 // The monitors are specified by a consecutive index, although each monitor entry
50 // occupies two words. The monitor_index is 0.._num_monitors
51 // The spill index is similar to local index; it is in range 0..(open)
52 //
53 // The CPU registers are mapped using a fixed table; register with number 0
54 // is the most used one.
55
56
57 // stack grow direction --> SP
58 // +----------+---+----------+-------+------------------------+-----+
59 // |arguments | x | monitors | spill | reserved argument area | ABI |
60 // +----------+---+----------+-------+------------------------+-----+
|
1 /*
2 * Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef SHARE_VM_C1_C1_FRAMEMAP_HPP
26 #define SHARE_VM_C1_C1_FRAMEMAP_HPP
27
28 #include "asm/assembler.hpp"
29 #include "c1/c1_Defs.hpp"
30 #include "c1/c1_LIR.hpp"
31 #include "code/vmreg.hpp"
32 #include "memory/allocation.hpp"
33 #include "runtime/frame.hpp"
34 #include "runtime/synchronizer.hpp"
35 #include "utilities/globalDefinitions.hpp"
36
37 class ciMethod;
38 class CallingConvention;
39
40 //--------------------------------------------------------
41 // FrameMap
42 //--------------------------------------------------------
43
44 // This class is responsible of mapping items (locals, monitors, spill
45 // slots and registers to their frame location
46 //
47 // The monitors are specified by a consecutive index, although each monitor entry
48 // occupies two words. The monitor_index is 0.._num_monitors
49 // The spill index is similar to local index; it is in range 0..(open)
50 //
51 // The CPU registers are mapped using a fixed table; register with number 0
52 // is the most used one.
53
54
55 // stack grow direction --> SP
56 // +----------+---+----------+-------+------------------------+-----+
57 // |arguments | x | monitors | spill | reserved argument area | ABI |
58 // +----------+---+----------+-------+------------------------+-----+
|