Mercurial > hg > truffle
annotate src/os_cpu/solaris_x86/vm/solaris_x86_32.il @ 4670:41034914e2ee
add MethodContents assumption to fix debbugging issue
author | Lukas Stadler <lukas.stadler@jku.at> |
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date | Wed, 22 Feb 2012 17:04:27 +0100 |
parents | bb8e3b66bde6 |
children | 7ab5f6318694 |
rev | line source |
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0 | 1 // |
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2 // Copyright (c) 2003, 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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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 | |
25 | |
26 // Support for u8 os::setup_fpu() | |
27 .inline _solaris_raw_setup_fpu,1 | |
28 movl 0(%esp), %eax | |
29 fldcw (%eax) | |
30 .end | |
31 | |
32 // The argument size of each inline directive is ignored by the compiler | |
33 // and is set to 0 for compatibility reason. | |
34 | |
35 // Get the raw thread ID from %gs:0 | |
36 .inline _raw_thread_id,0 | |
37 movl %gs:0, %eax | |
38 .end | |
39 | |
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40 // Get current fp |
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41 .inline _get_current_fp,0 |
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42 .volatile |
0 | 43 movl %ebp, %eax |
44 .end | |
45 | |
46 // Support for jint Atomic::add(jint inc, volatile jint* dest) | |
47 // An additional bool (os::is_MP()) is passed as the last argument. | |
48 .inline _Atomic_add,3 | |
49 movl 0(%esp), %eax // inc | |
50 movl 4(%esp), %edx // dest | |
51 movl %eax, %ecx | |
52 cmpl $0, 8(%esp) // MP test | |
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53 jne 1f |
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54 xaddl %eax, (%edx) |
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55 jmp 2f |
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56 1: lock |
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57 xaddl %eax, (%edx) |
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58 2: addl %ecx, %eax |
0 | 59 .end |
60 | |
61 // Support for jint Atomic::xchg(jint exchange_value, volatile jint* dest). | |
62 .inline _Atomic_xchg,2 | |
63 movl 0(%esp), %eax // exchange_value | |
64 movl 4(%esp), %ecx // dest | |
65 xchgl (%ecx), %eax | |
66 .end | |
67 | |
68 // Support for jint Atomic::cmpxchg(jint exchange_value, | |
69 // volatile jint *dest, | |
70 // jint compare_value) | |
71 // An additional bool (os::is_MP()) is passed as the last argument. | |
72 .inline _Atomic_cmpxchg,4 | |
73 movl 8(%esp), %eax // compare_value | |
74 movl 0(%esp), %ecx // exchange_value | |
75 movl 4(%esp), %edx // dest | |
76 cmp $0, 12(%esp) // MP test | |
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77 jne 1f |
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78 cmpxchgl %ecx, (%edx) |
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79 jmp 2f |
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80 1: lock |
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81 cmpxchgl %ecx, (%edx) |
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82 2: |
0 | 83 .end |
84 | |
85 // Support for jlong Atomic::cmpxchg(jlong exchange_value, | |
86 // volatile jlong* dest, | |
87 // jlong compare_value) | |
88 // An additional bool (os::is_MP()) is passed as the last argument. | |
89 .inline _Atomic_cmpxchg_long,6 | |
90 pushl %ebx | |
91 pushl %edi | |
92 movl 20(%esp), %eax // compare_value (low) | |
93 movl 24(%esp), %edx // compare_value (high) | |
94 movl 16(%esp), %edi // dest | |
95 movl 8(%esp), %ebx // exchange_value (low) | |
96 movl 12(%esp), %ecx // exchange_high (high) | |
97 cmp $0, 28(%esp) // MP test | |
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98 jne 1f |
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99 cmpxchg8b (%edi) |
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100 jmp 2f |
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101 1: lock |
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102 cmpxchg8b (%edi) |
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103 2: popl %edi |
0 | 104 popl %ebx |
105 .end | |
106 | |
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107 // Support for jlong Atomic::load and Atomic::store. |
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108 // void _Atomic_move_long(volatile jlong* src, volatile jlong* dst) |
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109 .inline _Atomic_move_long,2 |
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110 movl 0(%esp), %eax // src |
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111 fildll (%eax) |
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112 movl 4(%esp), %eax // dest |
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113 fistpll (%eax) |
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114 .end |
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115 |
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116 |
0 | 117 // Support for OrderAccess::acquire() |
118 .inline _OrderAccess_acquire,0 | |
119 movl 0(%esp), %eax | |
120 .end | |
121 | |
122 // Support for OrderAccess::fence() | |
123 .inline _OrderAccess_fence,0 | |
124 lock | |
125 addl $0, (%esp) | |
126 .end | |
127 | |
128 // Support for u2 Bytes::swap_u2(u2 x) | |
129 .inline _raw_swap_u2,1 | |
130 movl 0(%esp), %eax | |
131 xchgb %al, %ah | |
132 .end | |
133 | |
134 // Support for u4 Bytes::swap_u4(u4 x) | |
135 .inline _raw_swap_u4,1 | |
136 movl 0(%esp), %eax | |
137 bswap %eax | |
138 .end | |
139 | |
140 // Support for u8 Bytes::swap_u8_base(u4 x, u4 y) | |
141 .inline _raw_swap_u8,2 | |
142 movl 4(%esp), %eax // y | |
143 movl 0(%esp), %edx // x | |
144 bswap %eax | |
145 bswap %edx | |
146 .end |