github/acrn-hypervisor
1
0
Fork 0
mirror of https://github.com/projectacrn/acrn-hypervisor.git synced 2026-01-04 15:14:27 +00:00
Code Issues Projects Releases Wiki Activity

hv: treewide: fix 'Use of function like macro'

Browse Source 
- convert function like macros to inline functions based on MISRA-C
  requirement
- remove some unused and duplicated macros

Tracked-On: #861
Signed-off-by: Shiqing Gao <shiqing.gao@intel.com>
Reviewed-by: Junjie Mao <junjie.mao@intel.com>
This commit is contained in:
Shiqing Gao
2018-09-10 13:21:56 +08:00
committed by lijinxia
parent d72e65c91a
commit bcaede0c0e
22 changed files with 187 additions and 119 deletions
Download Patch File Download Diff File Expand all files Collapse all files

58
hypervisor/include/lib/atomic.h
View File

@@ -156,13 +156,19 @@ build_atomic_swap(atomic_swap64, "q", uint64_t, p, v)
* #define atomic_readandclear32(P) \
* (return (*(uint32_t *)(P)); *(uint32_t *)(P) = 0U;)
*/
#define atomic_readandclear32(p) atomic_swap32(p, 0U)
static inline uint32_t atomic_readandclear32(uint32_t *p)
{
return atomic_swap32(p, 0U);
}
/*
* #define atomic_readandclear64(P) \
* (return (*(uint64_t *)(P)); *(uint64_t *)(P) = 0UL;)
*/
#define atomic_readandclear64(p) atomic_swap64(p, 0UL)
static inline uint64_t atomic_readandclear64(uint64_t *p)
{
return atomic_swap64(p, 0UL);
}
#define build_atomic_cmpxchg(name, size, type, ptr, old, new) \
static inline type name(volatile type *ptr, \
@@ -188,19 +194,47 @@ static inline type name(type *ptr, type v) \
return v; \
}
build_atomic_xadd(atomic_xadd16, "w", uint16_t, p, v)
build_atomic_xadd(atomic_xadd32, "l", int, p, v)
build_atomic_xadd(atomic_xadd64, "q", long, p, v)
build_atomic_xadd(atomic_xadd32, "l", int32_t, p, v)
build_atomic_xadd(atomic_xadd64, "q", int64_t, p, v)
#define atomic_add_return(p, v) ( atomic_xadd32(p, v) + v )
#define atomic_sub_return(p, v) ( atomic_xadd32(p, -v) - v )
static inline int32_t atomic_add_return(int32_t *p, int32_t v)
{
return (atomic_xadd32(p, v) + v);
}
#define atomic_inc_return(v) atomic_add_return((v), 1)
#define atomic_dec_return(v) atomic_sub_return((v), 1)
static inline int32_t atomic_sub_return(int32_t *p, int32_t v)
{
return (atomic_xadd32(p, -v) - v);
}
#define atomic_add64_return(p, v) ( atomic_xadd64(p, v) + v )
#define atomic_sub64_return(p, v) ( atomic_xadd64(p, -v) - v )
static inline int32_t atomic_inc_return(int32_t *v)
{
return atomic_add_return(v, 1);
}
#define atomic_inc64_return(v) atomic_add64_return((v), 1)
#define atomic_dec64_return(v) atomic_sub64_return((v), 1)
static inline int32_t atomic_dec_return(int32_t *v)
{
return atomic_sub_return(v, 1);
}
static inline int64_t atomic_add64_return(int64_t *p, int64_t v)
{
return (atomic_xadd64(p, v) + v);
}
static inline int64_t atomic_sub64_return(int64_t *p, int64_t v)
{
return (atomic_xadd64(p, -v) - v);
}
static inline int64_t atomic_inc64_return(int64_t *v)
{
return atomic_add64_return(v, 1);
}
static inline int64_t atomic_dec64_return(int64_t *v)
{
return atomic_sub64_return(v, 1);
}
#endif /* ATOMIC_H*/