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author | Igor Sysoev <igor@sysoev.ru> | 2005-10-12 13:50:36 +0000 |
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committer | Igor Sysoev <igor@sysoev.ru> | 2005-10-12 13:50:36 +0000 |
commit | 784522377ec160bc148ff3bb40fb87ede7506d5d (patch) | |
tree | 0c76a9c51a1c2ffa35ad3eb05e3b80f6cc19c60a /src/os/unix/ngx_sunpro_atomic_sparc64.h | |
parent | bbfe3033bc82427b15ccf73767e786cbb12a7627 (diff) | |
download | nginx-release-0.3.2.tar.gz nginx-release-0.3.2.zip |
nginx-0.3.2-RELEASE importrelease-0.3.2
*) Feature: the Sun Studio 10 C compiler support.
*) Feature: the "proxy_upstream_max_fails",
"proxy_upstream_fail_timeout", "fastcgi_upstream_max_fails", and
"fastcgi_upstream_fail_timeout" directives.
Diffstat (limited to 'src/os/unix/ngx_sunpro_atomic_sparc64.h')
-rw-r--r-- | src/os/unix/ngx_sunpro_atomic_sparc64.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/os/unix/ngx_sunpro_atomic_sparc64.h b/src/os/unix/ngx_sunpro_atomic_sparc64.h new file mode 100644 index 000000000..e634416ab --- /dev/null +++ b/src/os/unix/ngx_sunpro_atomic_sparc64.h @@ -0,0 +1,52 @@ + +/* + * Copyright (C) Igor Sysoev + */ + + +#if (NGX_PTR_SIZE == 4) +#define NGX_CASA ngx_casa +#else +#define NGX_CASA ngx_casxa +#endif + + +ngx_atomic_uint_t +ngx_casa(ngx_atomic_uint_t set, ngx_atomic_uint_t old, ngx_atomic_t *lock); + +ngx_atomic_uint_t +ngx_casxa(ngx_atomic_uint_t set, ngx_atomic_uint_t old, ngx_atomic_t *lock); + +/* the code in src/os/unix/ngx_sunpro_sparc64.il */ + + +static ngx_inline ngx_atomic_uint_t +ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_uint_t old, + ngx_atomic_uint_t set) +{ + NGX_CASA(set, old, lock); + + return (set == old); +} + + +static ngx_inline ngx_atomic_int_t +ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add) +{ + ngx_atomic_uint_t old, res; + + old = *value; + + for ( ;; ) { + + res = old + add; + + NGX_CASA(res, old, value); + + if (res == old) { + return res; + } + + old = res; + } +} |