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annotate src/os_cpu/solaris_x86/vm/solaris_x86_32.il @ 5061:e808627bd16f

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Renamed projects.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Thu, 08 Mar 2012 19:24:17 +0100
parents 7ab5f6318694
children da4be62fb889
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1 //
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2 // Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved.
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3 // DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 //
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5 // This code is free software; you can redistribute it and/or modify it
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6 // under the terms of the GNU General Public License version 2 only, as
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7 // published by the Free Software Foundation.
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8 //
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9 // This code is distributed in the hope that it will be useful, but WITHOUT
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10 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 // version 2 for more details (a copy is included in the LICENSE file that
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13 // accompanied this code).
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14 //
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15 // You should have received a copy of the GNU General Public License version
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16 // 2 along with this work; if not, write to the Free Software Foundation,
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17 // Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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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.
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22 //
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23 //
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24
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25
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26 // Support for u8 os::setup_fpu()
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27 .inline _solaris_raw_setup_fpu,1
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28 movl 0(%esp), %eax
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29 fldcw (%eax)
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30 .end
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31
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32 // The argument size of each inline directive is ignored by the compiler
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33 // and is set to 0 for compatibility reason.
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34
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35 // Get the raw thread ID from %gs:0
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36 .inline _raw_thread_id,0
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37 movl %gs:0, %eax
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38 .end
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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
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43 movl %ebp, %eax
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44 .end
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45
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46 // Support for os::rdtsc()
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47 .inline _raw_rdtsc,0
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48 rdtsc
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49 .end
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50
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51 // Support for jint Atomic::add(jint inc, volatile jint* dest)
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52 // An additional bool (os::is_MP()) is passed as the last argument.
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53 .inline _Atomic_add,3
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54 movl 0(%esp), %eax // inc
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55 movl 4(%esp), %edx // dest
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56 movl %eax, %ecx
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57 cmpl $0, 8(%esp) // MP test
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58 jne 1f
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59 xaddl %eax, (%edx)
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60 jmp 2f
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61 1: lock
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62 xaddl %eax, (%edx)
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63 2: addl %ecx, %eax
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64 .end
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65
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66 // Support for jint Atomic::xchg(jint exchange_value, volatile jint* dest).
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67 .inline _Atomic_xchg,2
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68 movl 0(%esp), %eax // exchange_value
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69 movl 4(%esp), %ecx // dest
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70 xchgl (%ecx), %eax
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71 .end
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72
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73 // Support for jint Atomic::cmpxchg(jint exchange_value,
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74 // volatile jint *dest,
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75 // jint compare_value)
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76 // An additional bool (os::is_MP()) is passed as the last argument.
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77 .inline _Atomic_cmpxchg,4
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78 movl 8(%esp), %eax // compare_value
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79 movl 0(%esp), %ecx // exchange_value
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80 movl 4(%esp), %edx // dest
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81 cmp $0, 12(%esp) // MP test
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82 jne 1f
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83 cmpxchgl %ecx, (%edx)
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84 jmp 2f
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85 1: lock
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86 cmpxchgl %ecx, (%edx)
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87 2:
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88 .end
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89
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90 // Support for jlong Atomic::cmpxchg(jlong exchange_value,
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91 // volatile jlong* dest,
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92 // jlong compare_value)
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93 // An additional bool (os::is_MP()) is passed as the last argument.
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94 .inline _Atomic_cmpxchg_long,6
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95 pushl %ebx
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96 pushl %edi
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97 movl 20(%esp), %eax // compare_value (low)
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98 movl 24(%esp), %edx // compare_value (high)
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99 movl 16(%esp), %edi // dest
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100 movl 8(%esp), %ebx // exchange_value (low)
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101 movl 12(%esp), %ecx // exchange_high (high)
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102 cmp $0, 28(%esp) // MP test
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103 jne 1f
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104 cmpxchg8b (%edi)
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105 jmp 2f
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106 1: lock
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107 cmpxchg8b (%edi)
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108 2: popl %edi
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109 popl %ebx
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110 .end
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111
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112 // Support for jlong Atomic::load and Atomic::store.
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113 // void _Atomic_move_long(volatile jlong* src, volatile jlong* dst)
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114 .inline _Atomic_move_long,2
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115 movl 0(%esp), %eax // src
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116 fildll (%eax)
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117 movl 4(%esp), %eax // dest
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118 fistpll (%eax)
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119 .end
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120
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121 // Support for OrderAccess::acquire()
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122 .inline _OrderAccess_acquire,0
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123 movl 0(%esp), %eax
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124 .end
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125
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126 // Support for OrderAccess::fence()
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127 .inline _OrderAccess_fence,0
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128 lock
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129 addl $0, (%esp)
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130 .end
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131
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132 // Support for u2 Bytes::swap_u2(u2 x)
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133 .inline _raw_swap_u2,1
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134 movl 0(%esp), %eax
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135 xchgb %al, %ah
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136 .end
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137
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138 // Support for u4 Bytes::swap_u4(u4 x)
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139 .inline _raw_swap_u4,1
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140 movl 0(%esp), %eax
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141 bswap %eax
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142 .end
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143
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144 // Support for u8 Bytes::swap_u8_base(u4 x, u4 y)
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145 .inline _raw_swap_u8,2
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146 movl 4(%esp), %eax // y
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147 movl 0(%esp), %edx // x
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148 bswap %eax
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149 bswap %edx
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150 .end