Mercurial > hg > truffle
annotate src/share/vm/code/vmreg.cpp @ 3784:aabf25fa3f05
7057587: JSR 292 - crash with jruby in test/test_respond_to.rb
Summary: don't skip receiver when GC'ing compiled invokedynamic callsites
Reviewed-by: twisti, kvn, jrose
author | never |
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date | Wed, 22 Jun 2011 14:45:37 -0700 |
parents | f95d63e2154a |
children | 8c92982cbbc4 |
rev | line source |
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0 | 1 /* |
1972 | 2 * Copyright (c) 1998, 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
26 #include "asm/assembler.hpp" | |
27 #include "code/vmreg.hpp" | |
0 | 28 |
29 // First VMReg value that could refer to a stack slot | |
30 VMReg VMRegImpl::stack0 = (VMReg)(intptr_t)((ConcreteRegisterImpl::number_of_registers + 1) & ~1); | |
31 | |
32 // VMRegs are 4 bytes wide on all platforms | |
33 const int VMRegImpl::stack_slot_size = 4; | |
34 const int VMRegImpl::slots_per_word = wordSize / stack_slot_size; | |
35 | |
36 const int VMRegImpl::register_count = ConcreteRegisterImpl::number_of_registers; | |
37 // Register names | |
38 const char *VMRegImpl::regName[ConcreteRegisterImpl::number_of_registers]; | |
39 | |
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40 void VMRegImpl::print_on(outputStream* st) const { |
0 | 41 if( is_reg() ) { |
42 assert( VMRegImpl::regName[value()], "" ); | |
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43 st->print("%s",VMRegImpl::regName[value()]); |
0 | 44 } else if (is_stack()) { |
45 int stk = value() - stack0->value(); | |
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46 st->print("[%d]", stk*4); |
0 | 47 } else { |
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48 st->print("BAD!"); |
0 | 49 } |
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50 } |