dawn-cmake/test/var/initialization/workgroup/array.wgsl.expected.msl
Ben Clayton 89a0bde59c transform: Optimize ZeroInitWorkgroupMemory for arrays
Spread the array zeroing across as many workgroup invocations as possible.

Bug: tint:910
Change-Id: I1cb5a6aaafd2a0a4093ea3b9797c173378bc5605
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/60203
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: David Neto <dneto@google.com>
2021-07-30 14:08:06 +00:00

19 lines
452 B
Plaintext

#include <metal_stdlib>
using namespace metal;
struct tint_array_wrapper {
int arr[3];
};
kernel void tint_symbol(uint local_invocation_index [[thread_index_in_threadgroup]]) {
threadgroup tint_array_wrapper tint_symbol_2;
for(uint idx = local_invocation_index; (idx < 3u); idx = (idx + 1u)) {
uint const i = idx;
tint_symbol_2.arr[i] = int();
}
threadgroup_barrier(mem_flags::mem_threadgroup);
(void) tint_symbol_2;
return;
}