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export const description = `
Validation tests for {storage,texture,workgroup}Barrier() builtins.
`;
import { makeTestGroup } from '../../../../../../common/framework/test_group.js';
import { keysOf } from '../../../../../../common/util/data_tables.js';
import { ShaderValidationTest } from '../../../shader_validation_test.js';
export const g = makeTestGroup(ShaderValidationTest);
const kEntryPoints = {
none: { supportsBarrier: true, code: `` },
compute: {
supportsBarrier: true,
code: `@compute @workgroup_size(1)
fn main() {
foo();
}`,
},
vertex: {
supportsBarrier: false,
code: `@vertex
fn main() -> @builtin(position) vec4f {
foo();
return vec4f();
}`,
},
fragment: {
supportsBarrier: false,
code: `@fragment
fn main() {
foo();
}`,
},
compute_and_fragment: {
supportsBarrier: false,
code: `@compute @workgroup_size(1)
fn main1() {
foo();
}
@fragment
fn main2() {
foo();
}
`,
},
fragment_without_call: {
supportsBarrier: true,
code: `@fragment
fn main() {
}
`,
},
};
g.test('only_in_compute')
.specURL('https://www.w3.org/TR/WGSL/#sync-builtin-functions')
.desc(
`
Synchronization functions must only be used in the compute shader stage.
`
)
.params(u =>
u
.combine('entry_point', keysOf(kEntryPoints))
.combine('call', ['bar', 'storageBarrier', 'textureBarrier', 'workgroupBarrier'])
)
.fn(t => {
if (t.params.call.startsWith('textureBarrier')) {
t.skipIfLanguageFeatureNotSupported('readonly_and_readwrite_storage_textures');
}
const config = kEntryPoints[t.params.entry_point];
const code = `
${config.code}
fn bar() {}
fn foo() {
${t.params.call}();
}`;
t.expectCompileResult(t.params.call === 'bar' || config.supportsBarrier, code);
});
g.test('no_return_value')
.specURL('https://www.w3.org/TR/WGSL/#sync-builtin-functions')
.desc(
`
Barrier functions do not return a value.
`
)
.params(u =>
u
.combine('assign', [false, true])
.combine('rhs', ['bar', 'storageBarrier', 'textureBarrier', 'workgroupBarrier'])
)
.fn(t => {
if (t.params.rhs.startsWith('textureBarrier')) {
t.skipIfLanguageFeatureNotSupported('readonly_and_readwrite_storage_textures');
}
const code = `
fn bar() {}
fn foo() {
${t.params.assign ? '_ = ' : ''} ${t.params.rhs}();
}`;
t.expectCompileResult(!t.params.assign || t.params.rhs === 'bar()', code);
});
|
