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view src/os/unix/ngx_sunpro_sparc64.il @ 458:2e2b57743e87 NGINX_0_7_41

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nginx 0.7.41 *) Bugfix: a segmentation fault might occur in worker process, if a "server_name" or a "location" directives had captures in regular expressions; the issue had appeared in 0.7.40. Thanks to Vladimir Sopot.
author Igor Sysoev <http://sysoev.ru>
date Wed, 11 Mar 2009 00:00:00 +0300
parents df17fbafec8f
children d0f7a625f27c
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/
/ Copyright (C) Igor Sysoev
/


/  "casa   [%o2] 0x80, %o1, %o0"  and
/  "casxa  [%o2] 0x80, %o1, %o0"  do the following:
/
/       if ([%o2] == %o1) {
/           swap(%o0, [%o2]);
/       } else {
/           %o0 = [%o2];
/       }


/ ngx_atomic_uint_t ngx_casa(ngx_atomic_uint_t set, ngx_atomic_uint_t old,
/      ngx_atomic_t *lock);
/
/ the arguments are passed in the %o0, %o1, %o2
/ the result is returned in the %o0

        .inline ngx_casa,0
        casa    [%o2] 0x80, %o1, %o0
        .end


/ ngx_atomic_uint_t ngx_casxa(ngx_atomic_uint_t set, ngx_atomic_uint_t old,
/      ngx_atomic_t *lock);
/
/ the arguments are passed in the %o0, %o1, %o2
/ the result is returned in the %o0

        .inline ngx_casxa,0
        casxa   [%o2] 0x80, %o1, %o0
        .end