annotate src/os/unix/ngx_sunpro_x86.il @ 678:981b4c44593b NGINX_1_3_2

nginx 1.3.2 *) Change: the "single" parameter of the "keepalive" directive is now ignored. *) Change: SSL compression is now disabled when using all versions of OpenSSL, including ones prior to 1.0.0. *) Feature: it is now possible to use the "ip_hash" directive to balance IPv6 clients. *) Feature: the $status variable can now be used not only in the "log_format" directive. *) Bugfix: a segmentation fault might occur in a worker process on shutdown if the "resolver" directive was used. *) Bugfix: a segmentation fault might occur in a worker process if the ngx_http_mp4_module was used. *) Bugfix: in the ngx_http_mp4_module. *) Bugfix: a segmentation fault might occur in a worker process if conflicting wildcard server names were used. *) Bugfix: nginx might be terminated abnormally on a SIGBUS signal on ARM platform. *) Bugfix: an alert "sendmsg() failed (9: Bad file number)" on HP-UX while reconfiguration.
author Igor Sysoev <http://sysoev.ru>
date Tue, 26 Jun 2012 00:00:00 +0400
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1 /
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2 / Copyright (C) Igor Sysoev
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3 / Copyright (C) Nginx, Inc.
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6 / ngx_atomic_uint_t ngx_atomic_cmp_set(ngx_atomic_t *lock,
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7 / ngx_atomic_uint_t old, ngx_atomic_uint_t set);
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9 / the arguments are passed on stack (%esp), 4(%esp), 8(%esp)
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11 .inline ngx_atomic_cmp_set,0
dad2fe8ecf08 nginx 0.3.2
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12 movl (%esp), %ecx
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13 movl 4(%esp), %eax
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14 movl 8(%esp), %edx
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15 lock
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16 cmpxchgl %edx, (%ecx)
dad2fe8ecf08 nginx 0.3.2
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17 setz %al
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18 movzbl %al, %eax
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19 .end
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22 / ngx_atomic_int_t ngx_atomic_fetch_add(ngx_atomic_t *value,
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23 / ngx_atomic_int_t add);
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24 /
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25 / the arguments are passed on stack (%esp), 4(%esp)
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27 .inline ngx_atomic_fetch_add,0
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28 movl (%esp), %ecx
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29 movl 4(%esp), %eax
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30 lock
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31 xaddl %eax, (%ecx)
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32 .end
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35 / ngx_cpu_pause()
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36 /
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37 / the "rep; nop" is used instead of "pause" to avoid the "[ PAUSE ]" hardware
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38 / capability added by linker because Solaris/i386 does not know about it:
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39 /
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40 / ld.so.1: nginx: fatal: hardware capability unsupported: 0x2000 [ PAUSE ]
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42 .inline ngx_cpu_pause,0
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43 rep; nop
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44 .end