| // Copyright 2021 The Tint Authors. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "src/tint/transform/num_workgroups_from_uniform.h" |
| |
| #include <utility> |
| |
| #include "src/tint/transform/canonicalize_entry_point_io.h" |
| #include "src/tint/transform/test_helper.h" |
| #include "src/tint/transform/unshadow.h" |
| |
| namespace tint::transform { |
| namespace { |
| |
| using NumWorkgroupsFromUniformTest = TransformTest; |
| |
| TEST_F(NumWorkgroupsFromUniformTest, ShouldRunEmptyModule) { |
| auto* src = R"()"; |
| |
| EXPECT_FALSE(ShouldRun<NumWorkgroupsFromUniform>(src)); |
| } |
| |
| TEST_F(NumWorkgroupsFromUniformTest, ShouldRunHasNumWorkgroups) { |
| auto* src = R"( |
| @stage(compute) @workgroup_size(1) |
| fn main(@builtin(num_workgroups) num_wgs : vec3<u32>) { |
| } |
| )"; |
| |
| EXPECT_TRUE(ShouldRun<NumWorkgroupsFromUniform>(src)); |
| } |
| |
| TEST_F(NumWorkgroupsFromUniformTest, Error_MissingTransformData) { |
| auto* src = R"( |
| @stage(compute) @workgroup_size(1) |
| fn main(@builtin(num_workgroups) num_wgs : vec3<u32>) { |
| } |
| )"; |
| |
| auto* expect = |
| "error: missing transform data for " |
| "tint::transform::NumWorkgroupsFromUniform"; |
| |
| DataMap data; |
| data.Add<CanonicalizeEntryPointIO::Config>( |
| CanonicalizeEntryPointIO::ShaderStyle::kHlsl); |
| auto got = Run<Unshadow, CanonicalizeEntryPointIO, NumWorkgroupsFromUniform>( |
| src, data); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(NumWorkgroupsFromUniformTest, Basic) { |
| auto* src = R"( |
| @stage(compute) @workgroup_size(1) |
| fn main(@builtin(num_workgroups) num_wgs : vec3<u32>) { |
| let groups_x = num_wgs.x; |
| let groups_y = num_wgs.y; |
| let groups_z = num_wgs.z; |
| } |
| )"; |
| |
| auto* expect = R"( |
| struct tint_symbol_2 { |
| num_workgroups : vec3<u32>, |
| } |
| |
| @group(0) @binding(30) var<uniform> tint_symbol_3 : tint_symbol_2; |
| |
| fn main_inner(num_wgs : vec3<u32>) { |
| let groups_x = num_wgs.x; |
| let groups_y = num_wgs.y; |
| let groups_z = num_wgs.z; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn main() { |
| main_inner(tint_symbol_3.num_workgroups); |
| } |
| )"; |
| |
| DataMap data; |
| data.Add<CanonicalizeEntryPointIO::Config>( |
| CanonicalizeEntryPointIO::ShaderStyle::kHlsl); |
| data.Add<NumWorkgroupsFromUniform::Config>(sem::BindingPoint{0, 30u}); |
| auto got = Run<Unshadow, CanonicalizeEntryPointIO, NumWorkgroupsFromUniform>( |
| src, data); |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(NumWorkgroupsFromUniformTest, StructOnlyMember) { |
| auto* src = R"( |
| struct Builtins { |
| @builtin(num_workgroups) num_wgs : vec3<u32>, |
| }; |
| |
| @stage(compute) @workgroup_size(1) |
| fn main(in : Builtins) { |
| let groups_x = in.num_wgs.x; |
| let groups_y = in.num_wgs.y; |
| let groups_z = in.num_wgs.z; |
| } |
| )"; |
| |
| auto* expect = R"( |
| struct tint_symbol_2 { |
| num_workgroups : vec3<u32>, |
| } |
| |
| @group(0) @binding(30) var<uniform> tint_symbol_3 : tint_symbol_2; |
| |
| struct Builtins { |
| num_wgs : vec3<u32>, |
| } |
| |
| fn main_inner(in : Builtins) { |
| let groups_x = in.num_wgs.x; |
| let groups_y = in.num_wgs.y; |
| let groups_z = in.num_wgs.z; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn main() { |
| main_inner(Builtins(tint_symbol_3.num_workgroups)); |
| } |
| )"; |
| |
| DataMap data; |
| data.Add<CanonicalizeEntryPointIO::Config>( |
| CanonicalizeEntryPointIO::ShaderStyle::kHlsl); |
| data.Add<NumWorkgroupsFromUniform::Config>(sem::BindingPoint{0, 30u}); |
| auto got = Run<Unshadow, CanonicalizeEntryPointIO, NumWorkgroupsFromUniform>( |
| src, data); |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(NumWorkgroupsFromUniformTest, StructOnlyMember_OutOfOrder) { |
| auto* src = R"( |
| @stage(compute) @workgroup_size(1) |
| fn main(in : Builtins) { |
| let groups_x = in.num_wgs.x; |
| let groups_y = in.num_wgs.y; |
| let groups_z = in.num_wgs.z; |
| } |
| |
| struct Builtins { |
| @builtin(num_workgroups) num_wgs : vec3<u32>, |
| }; |
| )"; |
| |
| auto* expect = R"( |
| struct tint_symbol_2 { |
| num_workgroups : vec3<u32>, |
| } |
| |
| @group(0) @binding(30) var<uniform> tint_symbol_3 : tint_symbol_2; |
| |
| fn main_inner(in : Builtins) { |
| let groups_x = in.num_wgs.x; |
| let groups_y = in.num_wgs.y; |
| let groups_z = in.num_wgs.z; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn main() { |
| main_inner(Builtins(tint_symbol_3.num_workgroups)); |
| } |
| |
| struct Builtins { |
| num_wgs : vec3<u32>, |
| } |
| )"; |
| |
| DataMap data; |
| data.Add<CanonicalizeEntryPointIO::Config>( |
| CanonicalizeEntryPointIO::ShaderStyle::kHlsl); |
| data.Add<NumWorkgroupsFromUniform::Config>(sem::BindingPoint{0, 30u}); |
| auto got = Run<Unshadow, CanonicalizeEntryPointIO, NumWorkgroupsFromUniform>( |
| src, data); |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(NumWorkgroupsFromUniformTest, StructMultipleMembers) { |
| auto* src = R"( |
| struct Builtins { |
| @builtin(global_invocation_id) gid : vec3<u32>, |
| @builtin(num_workgroups) num_wgs : vec3<u32>, |
| @builtin(workgroup_id) wgid : vec3<u32>, |
| }; |
| |
| @stage(compute) @workgroup_size(1) |
| fn main(in : Builtins) { |
| let groups_x = in.num_wgs.x; |
| let groups_y = in.num_wgs.y; |
| let groups_z = in.num_wgs.z; |
| } |
| )"; |
| |
| auto* expect = R"( |
| struct tint_symbol_2 { |
| num_workgroups : vec3<u32>, |
| } |
| |
| @group(0) @binding(30) var<uniform> tint_symbol_3 : tint_symbol_2; |
| |
| struct Builtins { |
| gid : vec3<u32>, |
| num_wgs : vec3<u32>, |
| wgid : vec3<u32>, |
| } |
| |
| struct tint_symbol_1 { |
| @builtin(global_invocation_id) |
| gid : vec3<u32>, |
| @builtin(workgroup_id) |
| wgid : vec3<u32>, |
| } |
| |
| fn main_inner(in : Builtins) { |
| let groups_x = in.num_wgs.x; |
| let groups_y = in.num_wgs.y; |
| let groups_z = in.num_wgs.z; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn main(tint_symbol : tint_symbol_1) { |
| main_inner(Builtins(tint_symbol.gid, tint_symbol_3.num_workgroups, tint_symbol.wgid)); |
| } |
| )"; |
| |
| DataMap data; |
| data.Add<CanonicalizeEntryPointIO::Config>( |
| CanonicalizeEntryPointIO::ShaderStyle::kHlsl); |
| data.Add<NumWorkgroupsFromUniform::Config>(sem::BindingPoint{0, 30u}); |
| auto got = Run<Unshadow, CanonicalizeEntryPointIO, NumWorkgroupsFromUniform>( |
| src, data); |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(NumWorkgroupsFromUniformTest, StructMultipleMembers_OutOfOrder) { |
| auto* src = R"( |
| @stage(compute) @workgroup_size(1) |
| fn main(in : Builtins) { |
| let groups_x = in.num_wgs.x; |
| let groups_y = in.num_wgs.y; |
| let groups_z = in.num_wgs.z; |
| } |
| |
| struct Builtins { |
| @builtin(global_invocation_id) gid : vec3<u32>, |
| @builtin(num_workgroups) num_wgs : vec3<u32>, |
| @builtin(workgroup_id) wgid : vec3<u32>, |
| }; |
| |
| )"; |
| |
| auto* expect = R"( |
| struct tint_symbol_2 { |
| num_workgroups : vec3<u32>, |
| } |
| |
| @group(0) @binding(30) var<uniform> tint_symbol_3 : tint_symbol_2; |
| |
| struct tint_symbol_1 { |
| @builtin(global_invocation_id) |
| gid : vec3<u32>, |
| @builtin(workgroup_id) |
| wgid : vec3<u32>, |
| } |
| |
| fn main_inner(in : Builtins) { |
| let groups_x = in.num_wgs.x; |
| let groups_y = in.num_wgs.y; |
| let groups_z = in.num_wgs.z; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn main(tint_symbol : tint_symbol_1) { |
| main_inner(Builtins(tint_symbol.gid, tint_symbol_3.num_workgroups, tint_symbol.wgid)); |
| } |
| |
| struct Builtins { |
| gid : vec3<u32>, |
| num_wgs : vec3<u32>, |
| wgid : vec3<u32>, |
| } |
| )"; |
| |
| DataMap data; |
| data.Add<CanonicalizeEntryPointIO::Config>( |
| CanonicalizeEntryPointIO::ShaderStyle::kHlsl); |
| data.Add<NumWorkgroupsFromUniform::Config>(sem::BindingPoint{0, 30u}); |
| auto got = Run<Unshadow, CanonicalizeEntryPointIO, NumWorkgroupsFromUniform>( |
| src, data); |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(NumWorkgroupsFromUniformTest, MultipleEntryPoints) { |
| auto* src = R"( |
| struct Builtins1 { |
| @builtin(num_workgroups) num_wgs : vec3<u32>, |
| }; |
| |
| struct Builtins2 { |
| @builtin(global_invocation_id) gid : vec3<u32>, |
| @builtin(num_workgroups) num_wgs : vec3<u32>, |
| @builtin(workgroup_id) wgid : vec3<u32>, |
| }; |
| |
| @stage(compute) @workgroup_size(1) |
| fn main1(in : Builtins1) { |
| let groups_x = in.num_wgs.x; |
| let groups_y = in.num_wgs.y; |
| let groups_z = in.num_wgs.z; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn main2(in : Builtins2) { |
| let groups_x = in.num_wgs.x; |
| let groups_y = in.num_wgs.y; |
| let groups_z = in.num_wgs.z; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn main3(@builtin(num_workgroups) num_wgs : vec3<u32>) { |
| let groups_x = num_wgs.x; |
| let groups_y = num_wgs.y; |
| let groups_z = num_wgs.z; |
| } |
| )"; |
| |
| auto* expect = R"( |
| struct tint_symbol_6 { |
| num_workgroups : vec3<u32>, |
| } |
| |
| @group(0) @binding(30) var<uniform> tint_symbol_7 : tint_symbol_6; |
| |
| struct Builtins1 { |
| num_wgs : vec3<u32>, |
| } |
| |
| struct Builtins2 { |
| gid : vec3<u32>, |
| num_wgs : vec3<u32>, |
| wgid : vec3<u32>, |
| } |
| |
| fn main1_inner(in : Builtins1) { |
| let groups_x = in.num_wgs.x; |
| let groups_y = in.num_wgs.y; |
| let groups_z = in.num_wgs.z; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn main1() { |
| main1_inner(Builtins1(tint_symbol_7.num_workgroups)); |
| } |
| |
| struct tint_symbol_3 { |
| @builtin(global_invocation_id) |
| gid : vec3<u32>, |
| @builtin(workgroup_id) |
| wgid : vec3<u32>, |
| } |
| |
| fn main2_inner(in : Builtins2) { |
| let groups_x = in.num_wgs.x; |
| let groups_y = in.num_wgs.y; |
| let groups_z = in.num_wgs.z; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn main2(tint_symbol_2 : tint_symbol_3) { |
| main2_inner(Builtins2(tint_symbol_2.gid, tint_symbol_7.num_workgroups, tint_symbol_2.wgid)); |
| } |
| |
| fn main3_inner(num_wgs : vec3<u32>) { |
| let groups_x = num_wgs.x; |
| let groups_y = num_wgs.y; |
| let groups_z = num_wgs.z; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn main3() { |
| main3_inner(tint_symbol_7.num_workgroups); |
| } |
| )"; |
| |
| DataMap data; |
| data.Add<CanonicalizeEntryPointIO::Config>( |
| CanonicalizeEntryPointIO::ShaderStyle::kHlsl); |
| data.Add<NumWorkgroupsFromUniform::Config>(sem::BindingPoint{0, 30u}); |
| auto got = Run<Unshadow, CanonicalizeEntryPointIO, NumWorkgroupsFromUniform>( |
| src, data); |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(NumWorkgroupsFromUniformTest, NoUsages) { |
| auto* src = R"( |
| struct Builtins { |
| @builtin(global_invocation_id) gid : vec3<u32>, |
| @builtin(workgroup_id) wgid : vec3<u32>, |
| }; |
| |
| @stage(compute) @workgroup_size(1) |
| fn main(in : Builtins) { |
| } |
| )"; |
| |
| auto* expect = R"( |
| struct Builtins { |
| gid : vec3<u32>, |
| wgid : vec3<u32>, |
| } |
| |
| struct tint_symbol_1 { |
| @builtin(global_invocation_id) |
| gid : vec3<u32>, |
| @builtin(workgroup_id) |
| wgid : vec3<u32>, |
| } |
| |
| fn main_inner(in : Builtins) { |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn main(tint_symbol : tint_symbol_1) { |
| main_inner(Builtins(tint_symbol.gid, tint_symbol.wgid)); |
| } |
| )"; |
| |
| DataMap data; |
| data.Add<CanonicalizeEntryPointIO::Config>( |
| CanonicalizeEntryPointIO::ShaderStyle::kHlsl); |
| data.Add<NumWorkgroupsFromUniform::Config>(sem::BindingPoint{0, 30u}); |
| auto got = Run<Unshadow, CanonicalizeEntryPointIO, NumWorkgroupsFromUniform>( |
| src, data); |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| } // namespace |
| } // namespace tint::transform |