yuzu/unicorn
1
0
Fork 0
mirror of https://github.com/yuzu-emu/unicorn.git synced 2024-12-23 15:05:37 +00:00
Code Issues Packages Projects Releases Wiki Activity

atomics: add atomic_op_fetch variants

Browse source 
This paves the way for upcoming work.

Backports commit 83d0c719f837724d9e3963b078211b2242bdd2a5 from qemu
This commit is contained in:
Emilio G. Cota 2018-02-27 10:28:25 -05:00 committed by Lioncash
parent 102a53aa50
commit c837d76a86
No known key found for this signature in database
GPG key ID: 4E3C3CC1031BA9C7
1 changed files with 17 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

17
qemu/include/qemu/atomic.h
View file

@ -138,6 +138,14 @@ void _ReadWriteBarrier(void);
#define atomic_fetch_or(ptr, n) __atomic_fetch_or(ptr, n, __ATOMIC_SEQ_CST)
#define atomic_fetch_xor(ptr, n) __atomic_fetch_xor(ptr, n, __ATOMIC_SEQ_CST)
#define atomic_inc_fetch(ptr) __atomic_add_fetch(ptr, 1, __ATOMIC_SEQ_CST)
#define atomic_dec_fetch(ptr) __atomic_sub_fetch(ptr, 1, __ATOMIC_SEQ_CST)
#define atomic_add_fetch(ptr, n) __atomic_add_fetch(ptr, n, __ATOMIC_SEQ_CST)
#define atomic_sub_fetch(ptr, n) __atomic_sub_fetch(ptr, n, __ATOMIC_SEQ_CST)
#define atomic_and_fetch(ptr, n) __atomic_and_fetch(ptr, n, __ATOMIC_SEQ_CST)
#define atomic_or_fetch(ptr, n) __atomic_or_fetch(ptr, n, __ATOMIC_SEQ_CST)
#define atomic_xor_fetch(ptr, n) __atomic_xor_fetch(ptr, n, __ATOMIC_SEQ_CST)
/* And even shorter names that return void. */
#define atomic_inc(ptr) ((void) __atomic_fetch_add(ptr, 1, __ATOMIC_SEQ_CST))
#define atomic_dec(ptr) ((void) __atomic_fetch_sub(ptr, 1, __ATOMIC_SEQ_CST))
@ -323,6 +331,15 @@ void _ReadWriteBarrier(void);
#define atomic_fetch_and(ptr, n) __sync_fetch_and_and(ptr, n)
#define atomic_fetch_or(ptr, n) __sync_fetch_and_or(ptr, n)
#define atomic_fetch_xor(ptr, n) __sync_fetch_and_xor(ptr, n)
#define atomic_inc_fetch(ptr) __sync_add_and_fetch(ptr, 1)
#define atomic_dec_fetch(ptr) __sync_add_and_fetch(ptr, -1)
#define atomic_add_fetch(ptr, n) __sync_add_and_fetch(ptr, n)
#define atomic_sub_fetch(ptr, n) __sync_sub_and_fetch(ptr, n)
#define atomic_and_fetch(ptr, n) __sync_and_and_fetch(ptr, n)
#define atomic_or_fetch(ptr, n) __sync_or_and_fetch(ptr, n)
#define atomic_xor_fetch(ptr, n) __sync_xor_and_fetch(ptr, n)
#define atomic_cmpxchg(ptr, old, new) __sync_val_compare_and_swap(ptr, old, new)
#endif