Mercurial > hg > truffle
annotate src/cpu/sparc/vm/c1_MacroAssembler_sparc.hpp @ 3260:527b586edf24
7036706: G1: Use LIR_OprDesc::as_pointer_register in code changes for 7035117
Summary: Use LIR_OprDesc::as_pointer_register() instead as_register/as_register_lo combination in the code changes for 7035117.
Reviewed-by: iveresov
author | johnc |
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date | Mon, 18 Apr 2011 16:27:16 -0700 |
parents | b1a2afa37ec4 |
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rev | line source |
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0 | 1 /* |
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b1a2afa37ec4
7003271: Hotspot should track cumulative Java heap bytes allocated on a per-thread basis
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2 * Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
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20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef CPU_SPARC_VM_C1_MACROASSEMBLER_SPARC_HPP |
26 #define CPU_SPARC_VM_C1_MACROASSEMBLER_SPARC_HPP | |
27 | |
0 | 28 void pd_init() { /* nothing to do */ } |
29 | |
30 public: | |
31 void try_allocate( | |
32 Register obj, // result: pointer to object after successful allocation | |
33 Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise | |
34 int con_size_in_bytes, // object size in bytes if known at compile time | |
35 Register t1, // temp register | |
36 Register t2, // temp register | |
37 Label& slow_case // continuation point if fast allocation fails | |
38 ); | |
39 | |
40 void initialize_header(Register obj, Register klass, Register len, Register t1, Register t2); | |
41 void initialize_body(Register base, Register index); | |
42 | |
43 // locking/unlocking | |
44 void lock_object (Register Rmark, Register Roop, Register Rbox, Register Rscratch, Label& slow_case); | |
45 void unlock_object(Register Rmark, Register Roop, Register Rbox, Label& slow_case); | |
46 | |
47 void initialize_object( | |
48 Register obj, // result: pointer to object after successful allocation | |
49 Register klass, // object klass | |
50 Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise | |
51 int con_size_in_bytes, // object size in bytes if known at compile time | |
52 Register t1, // temp register | |
53 Register t2 // temp register | |
54 ); | |
55 | |
56 // allocation of fixed-size objects | |
57 // (can also be used to allocate fixed-size arrays, by setting | |
58 // hdr_size correctly and storing the array length afterwards) | |
59 void allocate_object( | |
60 Register obj, // result: pointer to object after successful allocation | |
61 Register t1, // temp register | |
62 Register t2, // temp register | |
63 Register t3, // temp register | |
64 int hdr_size, // object header size in words | |
65 int obj_size, // object size in words | |
66 Register klass, // object klass | |
67 Label& slow_case // continuation point if fast allocation fails | |
68 ); | |
69 | |
70 enum { | |
71 max_array_allocation_length = 0x01000000 // sparc friendly value, requires sethi only | |
72 }; | |
73 | |
74 // allocation of arrays | |
75 void allocate_array( | |
76 Register obj, // result: pointer to array after successful allocation | |
77 Register len, // array length | |
78 Register t1, // temp register | |
79 Register t2, // temp register | |
80 Register t3, // temp register | |
81 int hdr_size, // object header size in words | |
82 int elt_size, // element size in bytes | |
83 Register klass, // object klass | |
84 Label& slow_case // continuation point if fast allocation fails | |
85 ); | |
86 | |
87 // invalidates registers in this window | |
88 void invalidate_registers(bool iregisters, bool lregisters, bool oregisters, | |
89 Register preserve1 = noreg, Register preserve2 = noreg); | |
1972 | 90 |
91 #endif // CPU_SPARC_VM_C1_MACROASSEMBLER_SPARC_HPP |