| // 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/transform/single_entry_point.h" |
| |
| #include <utility> |
| |
| #include "src/transform/test_helper.h" |
| |
| namespace tint { |
| namespace transform { |
| namespace { |
| |
| using SingleEntryPointTest = TransformTest; |
| |
| TEST_F(SingleEntryPointTest, Error_MissingTransformData) { |
| auto* src = ""; |
| |
| auto* expect = |
| "error: missing transform data for tint::transform::SingleEntryPoint"; |
| |
| auto got = Run<SingleEntryPoint>(src); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(SingleEntryPointTest, Error_NoEntryPoints) { |
| auto* src = ""; |
| |
| auto* expect = "error: entry point 'main' not found"; |
| |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>("main"); |
| auto got = Run<SingleEntryPoint>(src, data); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(SingleEntryPointTest, Error_InvalidEntryPoint) { |
| auto* src = R"( |
| @stage(vertex) |
| fn main() -> @builtin(position) vec4<f32> { |
| return vec4<f32>(); |
| } |
| )"; |
| |
| auto* expect = "error: entry point '_' not found"; |
| |
| SingleEntryPoint::Config cfg("_"); |
| |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>(cfg); |
| auto got = Run<SingleEntryPoint>(src, data); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(SingleEntryPointTest, Error_NotAnEntryPoint) { |
| auto* src = R"( |
| fn foo() {} |
| |
| @stage(fragment) |
| fn main() {} |
| )"; |
| |
| auto* expect = "error: entry point 'foo' not found"; |
| |
| SingleEntryPoint::Config cfg("foo"); |
| |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>(cfg); |
| auto got = Run<SingleEntryPoint>(src, data); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(SingleEntryPointTest, SingleEntryPoint) { |
| auto* src = R"( |
| @stage(compute) @workgroup_size(1) |
| fn main() { |
| } |
| )"; |
| |
| SingleEntryPoint::Config cfg("main"); |
| |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>(cfg); |
| auto got = Run<SingleEntryPoint>(src, data); |
| |
| EXPECT_EQ(src, str(got)); |
| } |
| |
| TEST_F(SingleEntryPointTest, MultipleEntryPoints) { |
| auto* src = R"( |
| @stage(vertex) |
| fn vert_main() -> @builtin(position) vec4<f32> { |
| return vec4<f32>(); |
| } |
| |
| @stage(fragment) |
| fn frag_main() { |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main1() { |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main2() { |
| } |
| )"; |
| |
| auto* expect = R"( |
| @stage(compute) @workgroup_size(1) |
| fn comp_main1() { |
| } |
| )"; |
| |
| SingleEntryPoint::Config cfg("comp_main1"); |
| |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>(cfg); |
| auto got = Run<SingleEntryPoint>(src, data); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(SingleEntryPointTest, GlobalVariables) { |
| auto* src = R"( |
| var<private> a : f32; |
| |
| var<private> b : f32; |
| |
| var<private> c : f32; |
| |
| var<private> d : f32; |
| |
| @stage(vertex) |
| fn vert_main() -> @builtin(position) vec4<f32> { |
| a = 0.0; |
| return vec4<f32>(); |
| } |
| |
| @stage(fragment) |
| fn frag_main() { |
| b = 0.0; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main1() { |
| c = 0.0; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main2() { |
| d = 0.0; |
| } |
| )"; |
| |
| auto* expect = R"( |
| var<private> c : f32; |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main1() { |
| c = 0.0; |
| } |
| )"; |
| |
| SingleEntryPoint::Config cfg("comp_main1"); |
| |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>(cfg); |
| auto got = Run<SingleEntryPoint>(src, data); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(SingleEntryPointTest, GlobalConstants) { |
| auto* src = R"( |
| let a : f32 = 1.0; |
| |
| let b : f32 = 1.0; |
| |
| let c : f32 = 1.0; |
| |
| let d : f32 = 1.0; |
| |
| @stage(vertex) |
| fn vert_main() -> @builtin(position) vec4<f32> { |
| let local_a : f32 = a; |
| return vec4<f32>(); |
| } |
| |
| @stage(fragment) |
| fn frag_main() { |
| let local_b : f32 = b; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main1() { |
| let local_c : f32 = c; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main2() { |
| let local_d : f32 = d; |
| } |
| )"; |
| |
| auto* expect = R"( |
| let c : f32 = 1.0; |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main1() { |
| let local_c : f32 = c; |
| } |
| )"; |
| |
| SingleEntryPoint::Config cfg("comp_main1"); |
| |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>(cfg); |
| auto got = Run<SingleEntryPoint>(src, data); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(SingleEntryPointTest, WorkgroupSizeLetPreserved) { |
| auto* src = R"( |
| let size : i32 = 1; |
| |
| @stage(compute) @workgroup_size(size) |
| fn main() { |
| } |
| )"; |
| |
| auto* expect = src; |
| |
| SingleEntryPoint::Config cfg("main"); |
| |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>(cfg); |
| auto got = Run<SingleEntryPoint>(src, data); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(SingleEntryPointTest, OverridableConstants) { |
| auto* src = R"( |
| @override(1001) let c1 : u32 = 1u; |
| [[override]] let c2 : u32 = 1u; |
| @override(0) let c3 : u32 = 1u; |
| @override(9999) let c4 : u32 = 1u; |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main1() { |
| let local_d = c1; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main2() { |
| let local_d = c2; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main3() { |
| let local_d = c3; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main4() { |
| let local_d = c4; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main5() { |
| let local_d = 1u; |
| } |
| )"; |
| |
| { |
| SingleEntryPoint::Config cfg("comp_main1"); |
| auto* expect = R"( |
| @override(1001) let c1 : u32 = 1u; |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main1() { |
| let local_d = c1; |
| } |
| )"; |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>(cfg); |
| auto got = Run<SingleEntryPoint>(src, data); |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| { |
| SingleEntryPoint::Config cfg("comp_main2"); |
| // The decorator is replaced with the one with explicit id |
| // And should not be affected by other constants stripped away |
| auto* expect = R"( |
| @override(1) let c2 : u32 = 1u; |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main2() { |
| let local_d = c2; |
| } |
| )"; |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>(cfg); |
| auto got = Run<SingleEntryPoint>(src, data); |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| { |
| SingleEntryPoint::Config cfg("comp_main3"); |
| auto* expect = R"( |
| @override(0) let c3 : u32 = 1u; |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main3() { |
| let local_d = c3; |
| } |
| )"; |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>(cfg); |
| auto got = Run<SingleEntryPoint>(src, data); |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| { |
| SingleEntryPoint::Config cfg("comp_main4"); |
| auto* expect = R"( |
| @override(9999) let c4 : u32 = 1u; |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main4() { |
| let local_d = c4; |
| } |
| )"; |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>(cfg); |
| auto got = Run<SingleEntryPoint>(src, data); |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| { |
| SingleEntryPoint::Config cfg("comp_main5"); |
| auto* expect = R"( |
| @stage(compute) @workgroup_size(1) |
| fn comp_main5() { |
| let local_d = 1u; |
| } |
| )"; |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>(cfg); |
| auto got = Run<SingleEntryPoint>(src, data); |
| EXPECT_EQ(expect, str(got)); |
| } |
| } |
| |
| TEST_F(SingleEntryPointTest, CalledFunctions) { |
| auto* src = R"( |
| fn inner1() { |
| } |
| |
| fn inner2() { |
| } |
| |
| fn inner_shared() { |
| } |
| |
| fn outer1() { |
| inner1(); |
| inner_shared(); |
| } |
| |
| fn outer2() { |
| inner2(); |
| inner_shared(); |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main1() { |
| outer1(); |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main2() { |
| outer2(); |
| } |
| )"; |
| |
| auto* expect = R"( |
| fn inner1() { |
| } |
| |
| fn inner_shared() { |
| } |
| |
| fn outer1() { |
| inner1(); |
| inner_shared(); |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main1() { |
| outer1(); |
| } |
| )"; |
| |
| SingleEntryPoint::Config cfg("comp_main1"); |
| |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>(cfg); |
| auto got = Run<SingleEntryPoint>(src, data); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_F(SingleEntryPointTest, GlobalsReferencedByCalledFunctions) { |
| auto* src = R"( |
| var<private> inner1_var : f32; |
| |
| var<private> inner2_var : f32; |
| |
| var<private> inner_shared_var : f32; |
| |
| var<private> outer1_var : f32; |
| |
| var<private> outer2_var : f32; |
| |
| fn inner1() { |
| inner1_var = 0.0; |
| } |
| |
| fn inner2() { |
| inner2_var = 0.0; |
| } |
| |
| fn inner_shared() { |
| inner_shared_var = 0.0; |
| } |
| |
| fn outer1() { |
| inner1(); |
| inner_shared(); |
| outer1_var = 0.0; |
| } |
| |
| fn outer2() { |
| inner2(); |
| inner_shared(); |
| outer2_var = 0.0; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main1() { |
| outer1(); |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main2() { |
| outer2(); |
| } |
| )"; |
| |
| auto* expect = R"( |
| var<private> inner1_var : f32; |
| |
| var<private> inner_shared_var : f32; |
| |
| var<private> outer1_var : f32; |
| |
| fn inner1() { |
| inner1_var = 0.0; |
| } |
| |
| fn inner_shared() { |
| inner_shared_var = 0.0; |
| } |
| |
| fn outer1() { |
| inner1(); |
| inner_shared(); |
| outer1_var = 0.0; |
| } |
| |
| @stage(compute) @workgroup_size(1) |
| fn comp_main1() { |
| outer1(); |
| } |
| )"; |
| |
| SingleEntryPoint::Config cfg("comp_main1"); |
| |
| DataMap data; |
| data.Add<SingleEntryPoint::Config>(cfg); |
| auto got = Run<SingleEntryPoint>(src, data); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| } // namespace |
| } // namespace transform |
| } // namespace tint |