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atomic: Provide function implementation of atomic_{dec,inc} 

Reviewed-By: Aaron Watry <awatry@gmail.com>
Tested-By: Aaron Watry <awatry@gmail.com>
Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
llvm-svn: 335278
This commit is contained in:
Jan Vesely 2018-06-21 19:27:26 +00:00
parent b9cbe0bf51
commit f965b46c8e
5 changed files with 34 additions and 2 deletions
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5
libclc/generic/include/clc/atomic/atomic_dec.h
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@ -1 +1,4 @@
#define atomic_dec(p) atomic_sub(p, 1)
_CLC_OVERLOAD _CLC_DECL int atomic_dec (volatile local int *);
_CLC_OVERLOAD _CLC_DECL int atomic_dec (volatile global int *);
_CLC_OVERLOAD _CLC_DECL uint atomic_dec (volatile local uint *);
_CLC_OVERLOAD _CLC_DECL uint atomic_dec (volatile global uint *);

5
libclc/generic/include/clc/atomic/atomic_inc.h
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@ -1 +1,4 @@
#define atomic_inc(p) atomic_add(p, 1)
_CLC_OVERLOAD _CLC_DECL int atomic_inc (volatile local int *);
_CLC_OVERLOAD _CLC_DECL int atomic_inc (volatile global int *);
_CLC_OVERLOAD _CLC_DECL uint atomic_inc (volatile local uint *);
_CLC_OVERLOAD _CLC_DECL uint atomic_inc (volatile global uint *);

2
libclc/generic/lib/SOURCES
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@ -7,6 +7,8 @@ async/wait_group_events.cl
atomic/atomic_add.cl
atomic/atomic_and.cl
atomic/atomic_cmpxchg.cl
atomic/atomic_dec.cl
atomic/atomic_inc.cl
atomic/atomic_max.cl
atomic/atomic_min.cl
atomic/atomic_or.cl

12
libclc/generic/lib/atomic/atomic_dec.cl Normal file
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@ -0,0 +1,12 @@
#include <clc/clc.h>
#define IMPL(TYPE, AS) \
_CLC_OVERLOAD _CLC_DEF TYPE atomic_dec(volatile AS TYPE *p) { \
return __sync_fetch_and_sub(p, (TYPE)1); \
}
IMPL(int, global)
IMPL(unsigned int, global)
IMPL(int, local)
IMPL(unsigned int, local)
#undef IMPL

12
libclc/generic/lib/atomic/atomic_inc.cl Normal file
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@ -0,0 +1,12 @@
#include <clc/clc.h>
#define IMPL(TYPE, AS) \
_CLC_OVERLOAD _CLC_DEF TYPE atomic_inc(volatile AS TYPE *p) { \
return __sync_fetch_and_add(p, (TYPE)1); \
}
IMPL(int, global)
IMPL(unsigned int, global)
IMPL(int, local)
IMPL(unsigned int, local)
#undef IMPL