llvm-project/libclc/generic/lib/atomic/atomic_min.cl
Jan Vesely 1fa727d615 Rework atomic ops to use clang builtins rather than llvm asm
reviewer: Aaron Watry

Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
llvm-svn: 314112
2017-09-25 16:07:34 +00:00

13 lines
292 B
Common Lisp

#include <clc/clc.h>
#define IMPL(TYPE, AS, OP) \
_CLC_OVERLOAD _CLC_DEF TYPE atomic_min(volatile AS TYPE *p, TYPE val) { \
return __sync_fetch_and_##OP(p, val); \
}
IMPL(int, global, min)
IMPL(unsigned int, global, umin)
IMPL(int, local, min)
IMPL(unsigned int, local, umin)
#undef IMPL