Mercurial > hg > graal-compiler
annotate src/cpu/x86/vm/interpreter_x86.hpp @ 2230:55cc33cf55bc
7018257: jmm_DumpThreads allocates into permgen
Summary: Don't allocate in permgen
Reviewed-by: ysr, sla
author | stefank |
---|---|
date | Fri, 11 Feb 2011 14:15:16 +0100 |
parents | f95d63e2154a |
children | 638119ce7cfd |
rev | line source |
---|---|
0 | 1 /* |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1506
diff
changeset
|
2 * Copyright (c) 1997, 2010, 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 * | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1506
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1506
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1506
diff
changeset
|
21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef CPU_X86_VM_INTERPRETER_X86_HPP |
26 #define CPU_X86_VM_INTERPRETER_X86_HPP | |
27 | |
0 | 28 public: |
29 | |
30 // Sentinel placed in the code for interpreter returns so | |
31 // that i2c adapters and osr code can recognize an interpreter | |
32 // return address and convert the return to a specialized | |
33 // block of code to handle compiedl return values and cleaning | |
34 // the fpu stack. | |
35 static const int return_sentinel; | |
36 | |
1506 | 37 static Address::ScaleFactor stackElementScale() { return Address::times_4; } |
0 | 38 |
39 // Offset from rsp (which points to the last stack element) | |
1506 | 40 static int expr_offset_in_bytes(int i) { return stackElementSize * i; } |
0 | 41 |
42 // Stack index relative to tos (which points at value) | |
1506 | 43 static int expr_index_at(int i) { return stackElementWords * i; } |
0 | 44 |
45 // Already negated by c++ interpreter | |
1506 | 46 static int local_index_at(int i) { |
47 assert(i <= 0, "local direction already negated"); | |
48 return stackElementWords * i; | |
0 | 49 } |
1972 | 50 |
51 #endif // CPU_X86_VM_INTERPRETER_X86_HPP |