dawn-cmake/test/tint/builtins/atomicStore/struct/flat_multiple_atomics.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

38 lines
725 B
WebGPU Shading Language

struct S_atomic {
x : i32,
a : atomic<u32>,
b : atomic<u32>,
}
struct S {
x : i32,
a : u32,
b : u32,
}
var<private> local_invocation_index_1 : u32;
var<workgroup> wg : S_atomic;
fn compute_main_inner(local_invocation_index : u32) {
wg.x = 0i;
atomicStore(&(wg.a), 0u);
atomicStore(&(wg.b), 0u);
workgroupBarrier();
atomicStore(&(wg.a), 1u);
atomicStore(&(wg.b), 2u);
return;
}
fn compute_main_1() {
let x_39 : u32 = local_invocation_index_1;
compute_main_inner(x_39);
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();
}