Daniel Stone 3d21fa56f5 libclc: Make all built-ins overloadable
The SPIR spec states that all OpenCL built-in functions should be
overloadable and mangled, to ensure consistency.

Add the overload attribute to functions which were missing them:
work dimensions, memory barriers and fences, and events.

Reviewed By: tstellar, jenatali

Differential Revision: https://reviews.llvm.org/D82078
2020-08-17 13:55:48 -07:00

11 lines
276 B
Common Lisp

#include <clc/clc.h>
_CLC_DEF _CLC_OVERLOAD size_t get_num_groups(uint dim) {
switch (dim) {
case 0: return __nvvm_read_ptx_sreg_nctaid_x();
case 1: return __nvvm_read_ptx_sreg_nctaid_y();
case 2: return __nvvm_read_ptx_sreg_nctaid_z();
default: return 0;
}
}