view src/os/unix/ngx_sunpro_amd64.il @ 442:670af56a1158 NGINX_0_7_33

nginx 0.7.33 *) Bugfix: a double response might be returned if the epoll or rtsig methods are used and a redirect was returned to a request with body. Thanks to Eden Li. *) Bugfix: the $sent_http_location variable was empty for some redirects types. *) Bugfix: a segmentation fault might occur in worker process if "resolver" directive was used in SMTP proxy.
author Igor Sysoev <http://sysoev.ru>
date Mon, 02 Feb 2009 00:00:00 +0300
parents 95183808f549
children be4f34123024
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/
/ Copyright (C) Igor Sysoev
/

/ ngx_atomic_uint_t ngx_atomic_cmp_set(ngx_atomic_t *lock,
/     ngx_atomic_uint_t old, ngx_atomic_uint_t set);
/
/ the arguments are passed in %rdi, %rsi, %rdx
/ the result is returned in the %rax

        .inline ngx_atomic_cmp_set,0
        movq      %rsi, %rax
        lock
        cmpxchgq  %rdx, (%rdi)
        setz      %al
        movzbq    %al, %rax
        .end


/ ngx_atomic_int_t ngx_atomic_fetch_add(ngx_atomic_t *value,
/     ngx_atomic_int_t add);
/
/ the arguments are passed in %rdi, %rsi
/ the result is returned in the %rax

        .inline ngx_atomic_fetch_add,0
        movq      %rsi, %rax
        lock
        xaddq     %rax, (%rdi)
        .end


/ ngx_cpu_pause()

       .inline ngx_cpu_pause,0
       pause
       .end