Mercurial > hg > nginx-quic
annotate src/os/unix/ngx_sunpro_amd64.il @ 7835:2a6e91a1691d quic
TODOs cleanup in transport.
We always generate stream frames that have length. The 'len' member is used
during parsing incoming frames and can be safely ignored when generating
output.
author | Vladimir Homutov <vl@nginx.com> |
---|---|
date | Thu, 23 Apr 2020 12:25:00 +0300 |
parents | 2cd019520210 |
children |
rev | line source |
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561 | 1 / |
2 / Copyright (C) Igor Sysoev | |
4412 | 3 / Copyright (C) Nginx, Inc. |
561 | 4 / |
5 | |
6 / ngx_atomic_uint_t ngx_atomic_cmp_set(ngx_atomic_t *lock, | |
7 / ngx_atomic_uint_t old, ngx_atomic_uint_t set); | |
8 / | |
9 / the arguments are passed in %rdi, %rsi, %rdx | |
10 / the result is returned in the %rax | |
11 | |
12 .inline ngx_atomic_cmp_set,0 | |
13 movq %rsi, %rax | |
14 lock | |
15 cmpxchgq %rdx, (%rdi) | |
16 setz %al | |
17 movzbq %al, %rax | |
18 .end | |
19 | |
20 | |
21 / ngx_atomic_int_t ngx_atomic_fetch_add(ngx_atomic_t *value, | |
22 / ngx_atomic_int_t add); | |
23 / | |
24 / the arguments are passed in %rdi, %rsi | |
25 / the result is returned in the %rax | |
26 | |
27 .inline ngx_atomic_fetch_add,0 | |
28 movq %rsi, %rax | |
29 lock | |
30 xaddq %rax, (%rdi) | |
31 .end | |
1309 | 32 |
33 | |
34 / ngx_cpu_pause() | |
3479
bfd1912e55a9
use "rep; nop" instead of "pause" on Solaris/amd64
Igor Sysoev <igor@sysoev.ru>
parents:
1309
diff
changeset
|
35 / |
bfd1912e55a9
use "rep; nop" instead of "pause" on Solaris/amd64
Igor Sysoev <igor@sysoev.ru>
parents:
1309
diff
changeset
|
36 / the "rep; nop" is used instead of "pause" to avoid the "[ PAUSE ]" hardware |
bfd1912e55a9
use "rep; nop" instead of "pause" on Solaris/amd64
Igor Sysoev <igor@sysoev.ru>
parents:
1309
diff
changeset
|
37 / capability added by linker because Solaris/amd64 does not know about it: |
bfd1912e55a9
use "rep; nop" instead of "pause" on Solaris/amd64
Igor Sysoev <igor@sysoev.ru>
parents:
1309
diff
changeset
|
38 / |
bfd1912e55a9
use "rep; nop" instead of "pause" on Solaris/amd64
Igor Sysoev <igor@sysoev.ru>
parents:
1309
diff
changeset
|
39 / ld.so.1: nginx: fatal: hardware capability unsupported: 0x2000 [ PAUSE ] |
1309 | 40 |
6474 | 41 .inline ngx_cpu_pause,0 |
42 rep; nop | |
43 .end |