view src/os/unix/ngx_sunpro_amd64.il @ 186:54aabf2b0bc6 NGINX_0_3_40

nginx 0.3.40 *) Feature: the ngx_http_dav_module supports the MKCOL method. *) Feature: the "create_full_put_path" directive. *) Feature: the "$limit_rate" variable.
author Igor Sysoev <http://sysoev.ru>
date Wed, 19 Apr 2006 00:00:00 +0400
parents dad2fe8ecf08
children 95183808f549
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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