| // Copyright 2021 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "src/tint/lang/wgsl/ast/transform/vectorize_scalar_matrix_initializers.h" |
| |
| #include <string> |
| #include <utility> |
| |
| #include "src/tint/lang/wgsl/ast/transform/helper_test.h" |
| #include "src/tint/utils/text/string.h" |
| |
| namespace tint::ast::transform { |
| namespace { |
| |
| using VectorizeScalarMatrixInitializersTest = TransformTestWithParam<std::pair<uint32_t, uint32_t>>; |
| |
| TEST_F(VectorizeScalarMatrixInitializersTest, ShouldRunEmptyModule) { |
| auto* src = R"()"; |
| |
| EXPECT_FALSE(ShouldRun<VectorizeScalarMatrixInitializers>(src)); |
| } |
| |
| TEST_P(VectorizeScalarMatrixInitializersTest, MultipleScalars) { |
| uint32_t cols = GetParam().first; |
| uint32_t rows = GetParam().second; |
| std::string mat_type = "mat" + std::to_string(cols) + "x" + std::to_string(rows) + "<f32>"; |
| std::string vec_type = "vec" + std::to_string(rows) + "<f32>"; |
| std::string scalar_values; |
| std::string vector_values; |
| for (uint32_t c = 0; c < cols; c++) { |
| if (c > 0) { |
| vector_values += ", "; |
| scalar_values += ", "; |
| } |
| vector_values += vec_type + "("; |
| for (uint32_t r = 0; r < rows; r++) { |
| if (r > 0) { |
| scalar_values += ", "; |
| vector_values += ", "; |
| } |
| auto value = std::to_string(c * rows + r) + ".0"; |
| scalar_values += value; |
| vector_values += value; |
| } |
| vector_values += ")"; |
| } |
| |
| std::string tmpl = R"( |
| @fragment |
| fn main() { |
| let m = ${matrix}(${values}); |
| } |
| )"; |
| tmpl = tint::ReplaceAll(tmpl, "${matrix}", mat_type); |
| auto src = tint::ReplaceAll(tmpl, "${values}", scalar_values); |
| auto expect = tint::ReplaceAll(tmpl, "${values}", vector_values); |
| |
| EXPECT_TRUE(ShouldRun<VectorizeScalarMatrixInitializers>(src)); |
| |
| auto got = Run<VectorizeScalarMatrixInitializers>(src); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_P(VectorizeScalarMatrixInitializersTest, MultipleScalarsViaReference) { |
| uint32_t cols = GetParam().first; |
| uint32_t rows = GetParam().second; |
| std::string mat_type = "mat" + std::to_string(cols) + "x" + std::to_string(rows) + "<f32>"; |
| std::string vec_type = "vec" + std::to_string(rows) + "<f32>"; |
| std::string scalar_values; |
| std::string vector_values; |
| for (uint32_t c = 0; c < cols; c++) { |
| if (c > 0) { |
| vector_values += ", "; |
| scalar_values += ", "; |
| } |
| vector_values += vec_type + "("; |
| for (uint32_t r = 0; r < rows; r++) { |
| if (r > 0) { |
| scalar_values += ", "; |
| vector_values += ", "; |
| } |
| auto value = "v[" + std::to_string((c * rows + r) % 4) + "]"; |
| scalar_values += value; |
| vector_values += value; |
| } |
| vector_values += ")"; |
| } |
| |
| std::string tmpl = R"( |
| @fragment |
| fn main() { |
| let v = vec4<f32>(1.0, 2.0, 3.0, 8.0); |
| let m = ${matrix}(${values}); |
| } |
| )"; |
| tmpl = tint::ReplaceAll(tmpl, "${matrix}", mat_type); |
| auto src = tint::ReplaceAll(tmpl, "${values}", scalar_values); |
| auto expect = tint::ReplaceAll(tmpl, "${values}", vector_values); |
| |
| EXPECT_TRUE(ShouldRun<VectorizeScalarMatrixInitializers>(src)); |
| |
| auto got = Run<VectorizeScalarMatrixInitializers>(src); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_P(VectorizeScalarMatrixInitializersTest, MultipleScalarsViaPointerIndex) { |
| uint32_t cols = GetParam().first; |
| uint32_t rows = GetParam().second; |
| std::string mat_type = "mat" + std::to_string(cols) + "x" + std::to_string(rows) + "<f32>"; |
| std::string vec_type = "vec" + std::to_string(rows) + "<f32>"; |
| std::string scalar_values; |
| std::string vector_values; |
| for (uint32_t c = 0; c < cols; c++) { |
| if (c > 0) { |
| vector_values += ", "; |
| scalar_values += ", "; |
| } |
| vector_values += vec_type + "("; |
| for (uint32_t r = 0; r < rows; r++) { |
| if (r > 0) { |
| scalar_values += ", "; |
| vector_values += ", "; |
| } |
| auto value = "p[" + std::to_string((c * rows + r) % 4) + "]"; |
| scalar_values += value; |
| vector_values += value; |
| } |
| vector_values += ")"; |
| } |
| |
| std::string tmpl = R"( |
| @fragment |
| fn main() { |
| var v = vec4<f32>(1.0, 2.0, 3.0, 8.0); |
| let p = &(v); |
| let m = ${matrix}(${values}); |
| } |
| )"; |
| tmpl = tint::ReplaceAll(tmpl, "${matrix}", mat_type); |
| auto src = tint::ReplaceAll(tmpl, "${values}", scalar_values); |
| auto expect = tint::ReplaceAll(tmpl, "${values}", vector_values); |
| |
| EXPECT_TRUE(ShouldRun<VectorizeScalarMatrixInitializers>(src)); |
| |
| auto got = Run<VectorizeScalarMatrixInitializers>(src); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| TEST_P(VectorizeScalarMatrixInitializersTest, NonScalarInitializers) { |
| uint32_t cols = GetParam().first; |
| uint32_t rows = GetParam().second; |
| std::string mat_type = "mat" + std::to_string(cols) + "x" + std::to_string(rows) + "<f32>"; |
| std::string vec_type = "vec" + std::to_string(rows) + "<f32>"; |
| std::string columns; |
| for (uint32_t c = 0; c < cols; c++) { |
| if (c > 0) { |
| columns += ", "; |
| } |
| columns += vec_type + "()"; |
| } |
| |
| std::string tmpl = R"( |
| @fragment |
| fn main() { |
| let m = ${matrix}(${columns}); |
| } |
| )"; |
| tmpl = tint::ReplaceAll(tmpl, "${matrix}", mat_type); |
| auto src = tint::ReplaceAll(tmpl, "${columns}", columns); |
| auto expect = src; |
| |
| EXPECT_FALSE(ShouldRun<VectorizeScalarMatrixInitializers>(src)); |
| |
| auto got = Run<VectorizeScalarMatrixInitializers>(src); |
| |
| EXPECT_EQ(expect, str(got)); |
| } |
| |
| INSTANTIATE_TEST_SUITE_P(VectorizeScalarMatrixInitializersTest, |
| VectorizeScalarMatrixInitializersTest, |
| testing::Values(std::make_pair(2, 2), |
| std::make_pair(2, 3), |
| std::make_pair(2, 4), |
| std::make_pair(3, 2), |
| std::make_pair(3, 3), |
| std::make_pair(3, 4), |
| std::make_pair(4, 2), |
| std::make_pair(4, 3), |
| std::make_pair(4, 4))); |
| |
| } // namespace |
| } // namespace tint::ast::transform |