dawn-cmake/test/tint/builtins/atomicStore/struct/struct_of_array.spvasm.expected.wgsl
Antonio Maiorano 268d7b8357 tint: Add support for atomic ops to spirv reader
The following operations are supported:

OpAtomicLoad
OpAtomicStore
OpAtomicExchange
OpAtomicCompareExchange
OpAtomicCompareExchangeWeak
OpAtomicIIncrement
OpAtomicIDecrement
OpAtomicIAdd
OpAtomicISub
OpAtomicSMin
OpAtomicUMin
OpAtomicSMax
OpAtomicUMax
OpAtomicAnd
OpAtomicOr
OpAtomicXor

These are not, but may be supported in the future:

OpAtomicFlagTestAndSet
OpAtomicFlagClear
OpAtomicFMinEXT
OpAtomicFMaxEXT
OpAtomicFAddEXT

Bug: tint:1441
Change-Id: Ifd53643b38d43664905a0dddfca609add4914670
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/94121
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Commit-Queue: Antonio Maiorano <amaiorano@google.com>
2022-06-24 22:28:23 +00:00

53 lines
969 B
WebGPU Shading Language

type Arr = array<u32, 10u>;
struct S_atomic {
x : i32,
a : array<atomic<u32>, 10u>,
y : u32,
}
struct S {
x : i32,
a : Arr,
y : u32,
}
var<private> local_invocation_index_1 : u32;
var<workgroup> wg : S_atomic;
fn compute_main_inner(local_invocation_index : u32) {
var idx : u32 = 0u;
wg.x = 0i;
wg.y = 0u;
idx = local_invocation_index;
loop {
let x_30 : u32 = idx;
if (!((x_30 < 10u))) {
break;
}
let x_35 : u32 = idx;
atomicStore(&(wg.a[x_35]), 0u);
continuing {
let x_41 : u32 = idx;
idx = (x_41 + 1u);
}
}
workgroupBarrier();
atomicStore(&(wg.a[4i]), 1u);
return;
}
fn compute_main_1() {
let x_53 : u32 = local_invocation_index_1;
compute_main_inner(x_53);
return;
}
@compute @workgroup_size(1i, 1i, 1i)
fn compute_main(@builtin(local_invocation_index) local_invocation_index_1_param : u32) {
local_invocation_index_1 = local_invocation_index_1_param;
compute_main_1();
}