59 lines
1.5 KiB
Plaintext
59 lines
1.5 KiB
Plaintext
#!amber
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# Copyright 2024 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# The purpose of this test is to check the behavior of workgroup atomics in
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# combination with barriers.
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# This is known to cause issues on the mobile devices given the CTS failures
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# for webgpu
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# See: crbug.com/42241359
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SHADER compute workgroup_shared_atomic_shader GLSL
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#version 430
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layout(local_size_x = 3, local_size_y = 1, local_size_z = 1) in;
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layout(set = 0, binding = 0) buffer block1 {
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uint ssbo_write[];
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};
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shared uint wg_shared;
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void main() {
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if( gl_LocalInvocationID.x == 0){
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atomicExchange(wg_shared, 7);
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}
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barrier();
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atomicAdd(wg_shared,1);
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barrier();
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if(gl_LocalInvocationID.x == 0) {
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ssbo_write[0] = atomicExchange(wg_shared,0);
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}
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}
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END
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BUFFER buf_uint DATA_TYPE uint32 SIZE 16 FILL 123
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PIPELINE compute pipeline
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ATTACH workgroup_shared_atomic_shader
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BIND BUFFER buf_uint AS storage DESCRIPTOR_SET 0 BINDING 0
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END
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RUN pipeline 1 1 1
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EXPECT buf_uint IDX 0 EQ 10
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