llvm-project/libclc/ptx-nvidiacl/lib/mem_fence/fence.cl

16 lines
388 B
Common Lisp

#include <clc/clc.h>
_CLC_DEF void mem_fence(cl_mem_fence_flags flags) {
if (flags & (CLK_GLOBAL_MEM_FENCE | CLK_LOCAL_MEM_FENCE))
__nvvm_membar_cta();
}
// We do not have separate mechanism for read and write fences.
_CLC_DEF void read_mem_fence(cl_mem_fence_flags flags) {
mem_fence(flags);
}
_CLC_DEF void write_mem_fence(cl_mem_fence_flags flags) {
mem_fence(flags);
}