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https://github.com/encounter/dawn-cmake.git
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0ce9ab042e
Unsuffixed integer literals are currently treated as i32, but will shortly become AbstractInteger. To keep tests behaving identically to how they are currently, change all test literals to using either 'i' or 'u' suffixes. Bug: tint:1504 Change-Id: Ic373d18ce1c718a16b6905568aec89da3641d36b Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/88845 Reviewed-by: Dan Sinclair <dsinclair@chromium.org> Commit-Queue: Ben Clayton <bclayton@google.com>
628 lines
18 KiB
C++
628 lines
18 KiB
C++
// Copyright 2021 The Tint Authors.
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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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// http://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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#include "src/tint/transform/decompose_strided_matrix.h"
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#include <memory>
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#include <utility>
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#include <vector>
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#include "src/tint/ast/disable_validation_attribute.h"
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#include "src/tint/program_builder.h"
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#include "src/tint/transform/simplify_pointers.h"
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#include "src/tint/transform/test_helper.h"
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#include "src/tint/transform/unshadow.h"
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using namespace tint::number_suffixes; // NOLINT
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namespace tint::transform {
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namespace {
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using DecomposeStridedMatrixTest = TransformTest;
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TEST_F(DecomposeStridedMatrixTest, ShouldRunEmptyModule) {
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auto* src = R"()";
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EXPECT_FALSE(ShouldRun<DecomposeStridedMatrix>(src));
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}
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TEST_F(DecomposeStridedMatrixTest, ShouldRunNonStridedMatrox) {
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auto* src = R"(
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var<private> m : mat3x2<f32>;
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)";
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EXPECT_FALSE(ShouldRun<DecomposeStridedMatrix>(src));
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}
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TEST_F(DecomposeStridedMatrixTest, Empty) {
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auto* src = R"()";
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auto* expect = src;
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auto got = Run<DecomposeStridedMatrix>(src);
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EXPECT_EQ(expect, str(got));
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}
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TEST_F(DecomposeStridedMatrixTest, ReadUniformMatrix) {
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// struct S {
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// @offset(16) @stride(32)
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// @internal(ignore_stride_attribute)
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// m : mat2x2<f32>,
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// };
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// @group(0) @binding(0) var<uniform> s : S;
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//
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// @stage(compute) @workgroup_size(1)
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// fn f() {
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// let x : mat2x2<f32> = s.m;
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// }
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ProgramBuilder b;
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auto* S = b.Structure(
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"S", {
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b.Member("m", b.ty.mat2x2<f32>(),
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{
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b.create<ast::StructMemberOffsetAttribute>(16),
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b.create<ast::StrideAttribute>(32),
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b.Disable(ast::DisabledValidation::kIgnoreStrideAttribute),
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}),
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});
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b.Global("s", b.ty.Of(S), ast::StorageClass::kUniform, b.GroupAndBinding(0, 0));
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b.Func("f", {}, b.ty.void_(),
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{
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b.Decl(b.Let("x", b.ty.mat2x2<f32>(), b.MemberAccessor("s", "m"))),
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},
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{
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b.Stage(ast::PipelineStage::kCompute),
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b.WorkgroupSize(1_i),
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});
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auto* expect = R"(
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struct S {
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@size(16)
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padding : u32,
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m : @stride(32) array<vec2<f32>, 2u>,
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}
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@group(0) @binding(0) var<uniform> s : S;
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fn arr_to_mat2x2_stride_32(arr : @stride(32) array<vec2<f32>, 2u>) -> mat2x2<f32> {
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return mat2x2<f32>(arr[0u], arr[1u]);
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}
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@stage(compute) @workgroup_size(1i)
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fn f() {
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let x : mat2x2<f32> = arr_to_mat2x2_stride_32(s.m);
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}
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)";
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auto got = Run<Unshadow, SimplifyPointers, DecomposeStridedMatrix>(Program(std::move(b)));
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EXPECT_EQ(expect, str(got));
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}
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TEST_F(DecomposeStridedMatrixTest, ReadUniformColumn) {
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// struct S {
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// @offset(16) @stride(32)
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// @internal(ignore_stride_attribute)
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// m : mat2x2<f32>,
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// };
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// @group(0) @binding(0) var<uniform> s : S;
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//
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// @stage(compute) @workgroup_size(1)
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// fn f() {
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// let x : vec2<f32> = s.m[1];
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// }
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ProgramBuilder b;
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auto* S = b.Structure(
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"S", {
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b.Member("m", b.ty.mat2x2<f32>(),
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{
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b.create<ast::StructMemberOffsetAttribute>(16),
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b.create<ast::StrideAttribute>(32),
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b.Disable(ast::DisabledValidation::kIgnoreStrideAttribute),
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}),
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});
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b.Global("s", b.ty.Of(S), ast::StorageClass::kUniform, b.GroupAndBinding(0, 0));
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b.Func(
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"f", {}, b.ty.void_(),
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{
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b.Decl(b.Let("x", b.ty.vec2<f32>(), b.IndexAccessor(b.MemberAccessor("s", "m"), 1_i))),
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},
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{
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b.Stage(ast::PipelineStage::kCompute),
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b.WorkgroupSize(1_i),
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});
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auto* expect = R"(
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struct S {
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@size(16)
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padding : u32,
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m : @stride(32) array<vec2<f32>, 2u>,
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}
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@group(0) @binding(0) var<uniform> s : S;
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@stage(compute) @workgroup_size(1i)
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fn f() {
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let x : vec2<f32> = s.m[1i];
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}
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)";
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auto got = Run<Unshadow, SimplifyPointers, DecomposeStridedMatrix>(Program(std::move(b)));
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EXPECT_EQ(expect, str(got));
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}
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TEST_F(DecomposeStridedMatrixTest, ReadUniformMatrix_DefaultStride) {
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// struct S {
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// @offset(16) @stride(8)
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// @internal(ignore_stride_attribute)
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// m : mat2x2<f32>,
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// };
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// @group(0) @binding(0) var<uniform> s : S;
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//
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// @stage(compute) @workgroup_size(1)
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// fn f() {
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// let x : mat2x2<f32> = s.m;
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// }
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ProgramBuilder b;
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auto* S = b.Structure(
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"S", {
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b.Member("m", b.ty.mat2x2<f32>(),
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{
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b.create<ast::StructMemberOffsetAttribute>(16),
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b.create<ast::StrideAttribute>(8),
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b.Disable(ast::DisabledValidation::kIgnoreStrideAttribute),
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}),
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});
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b.Global("s", b.ty.Of(S), ast::StorageClass::kUniform, b.GroupAndBinding(0, 0));
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b.Func("f", {}, b.ty.void_(),
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{
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b.Decl(b.Let("x", b.ty.mat2x2<f32>(), b.MemberAccessor("s", "m"))),
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},
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{
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b.Stage(ast::PipelineStage::kCompute),
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b.WorkgroupSize(1_i),
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});
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auto* expect = R"(
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struct S {
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@size(16)
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padding : u32,
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@stride(8) @internal(disable_validation__ignore_stride)
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m : mat2x2<f32>,
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}
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@group(0) @binding(0) var<uniform> s : S;
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@stage(compute) @workgroup_size(1i)
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fn f() {
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let x : mat2x2<f32> = s.m;
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}
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)";
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auto got = Run<Unshadow, SimplifyPointers, DecomposeStridedMatrix>(Program(std::move(b)));
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EXPECT_EQ(expect, str(got));
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}
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TEST_F(DecomposeStridedMatrixTest, ReadStorageMatrix) {
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// struct S {
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// @offset(8) @stride(32)
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// @internal(ignore_stride_attribute)
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// m : mat2x2<f32>,
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// };
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// @group(0) @binding(0) var<storage, read_write> s : S;
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//
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// @stage(compute) @workgroup_size(1)
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// fn f() {
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// let x : mat2x2<f32> = s.m;
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// }
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ProgramBuilder b;
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auto* S = b.Structure(
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"S", {
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b.Member("m", b.ty.mat2x2<f32>(),
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{
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b.create<ast::StructMemberOffsetAttribute>(8),
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b.create<ast::StrideAttribute>(32),
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b.Disable(ast::DisabledValidation::kIgnoreStrideAttribute),
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}),
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});
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b.Global("s", b.ty.Of(S), ast::StorageClass::kStorage, ast::Access::kReadWrite,
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b.GroupAndBinding(0, 0));
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b.Func("f", {}, b.ty.void_(),
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{
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b.Decl(b.Let("x", b.ty.mat2x2<f32>(), b.MemberAccessor("s", "m"))),
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},
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{
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b.Stage(ast::PipelineStage::kCompute),
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b.WorkgroupSize(1_i),
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});
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auto* expect = R"(
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struct S {
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@size(8)
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padding : u32,
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m : @stride(32) array<vec2<f32>, 2u>,
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}
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@group(0) @binding(0) var<storage, read_write> s : S;
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fn arr_to_mat2x2_stride_32(arr : @stride(32) array<vec2<f32>, 2u>) -> mat2x2<f32> {
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return mat2x2<f32>(arr[0u], arr[1u]);
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}
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@stage(compute) @workgroup_size(1i)
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fn f() {
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let x : mat2x2<f32> = arr_to_mat2x2_stride_32(s.m);
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}
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)";
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auto got = Run<Unshadow, SimplifyPointers, DecomposeStridedMatrix>(Program(std::move(b)));
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EXPECT_EQ(expect, str(got));
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}
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TEST_F(DecomposeStridedMatrixTest, ReadStorageColumn) {
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// struct S {
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// @offset(16) @stride(32)
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// @internal(ignore_stride_attribute)
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// m : mat2x2<f32>,
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// };
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// @group(0) @binding(0) var<storage, read_write> s : S;
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//
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// @stage(compute) @workgroup_size(1)
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// fn f() {
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// let x : vec2<f32> = s.m[1];
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// }
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ProgramBuilder b;
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auto* S = b.Structure(
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"S", {
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b.Member("m", b.ty.mat2x2<f32>(),
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{
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b.create<ast::StructMemberOffsetAttribute>(16),
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b.create<ast::StrideAttribute>(32),
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b.Disable(ast::DisabledValidation::kIgnoreStrideAttribute),
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}),
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});
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b.Global("s", b.ty.Of(S), ast::StorageClass::kStorage, ast::Access::kReadWrite,
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b.GroupAndBinding(0, 0));
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b.Func(
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"f", {}, b.ty.void_(),
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{
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b.Decl(b.Let("x", b.ty.vec2<f32>(), b.IndexAccessor(b.MemberAccessor("s", "m"), 1_i))),
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},
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{
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b.Stage(ast::PipelineStage::kCompute),
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b.WorkgroupSize(1_i),
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});
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auto* expect = R"(
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struct S {
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@size(16)
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padding : u32,
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m : @stride(32) array<vec2<f32>, 2u>,
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}
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@group(0) @binding(0) var<storage, read_write> s : S;
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@stage(compute) @workgroup_size(1i)
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fn f() {
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let x : vec2<f32> = s.m[1i];
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}
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)";
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auto got = Run<Unshadow, SimplifyPointers, DecomposeStridedMatrix>(Program(std::move(b)));
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EXPECT_EQ(expect, str(got));
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}
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TEST_F(DecomposeStridedMatrixTest, WriteStorageMatrix) {
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// struct S {
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// @offset(8) @stride(32)
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// @internal(ignore_stride_attribute)
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// m : mat2x2<f32>,
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// };
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// @group(0) @binding(0) var<storage, read_write> s : S;
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//
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// @stage(compute) @workgroup_size(1)
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// fn f() {
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// s.m = mat2x2<f32>(vec2<f32>(1.0, 2.0), vec2<f32>(3.0, 4.0));
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// }
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ProgramBuilder b;
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auto* S = b.Structure(
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"S", {
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b.Member("m", b.ty.mat2x2<f32>(),
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{
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b.create<ast::StructMemberOffsetAttribute>(8),
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b.create<ast::StrideAttribute>(32),
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b.Disable(ast::DisabledValidation::kIgnoreStrideAttribute),
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}),
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});
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b.Global("s", b.ty.Of(S), ast::StorageClass::kStorage, ast::Access::kReadWrite,
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b.GroupAndBinding(0, 0));
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b.Func("f", {}, b.ty.void_(),
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{
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b.Assign(b.MemberAccessor("s", "m"),
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b.mat2x2<f32>(b.vec2<f32>(1.0f, 2.0f), b.vec2<f32>(3.0f, 4.0f))),
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},
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{
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b.Stage(ast::PipelineStage::kCompute),
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b.WorkgroupSize(1_i),
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});
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auto* expect = R"(
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struct S {
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@size(8)
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padding : u32,
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m : @stride(32) array<vec2<f32>, 2u>,
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}
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@group(0) @binding(0) var<storage, read_write> s : S;
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fn mat2x2_stride_32_to_arr(m : mat2x2<f32>) -> @stride(32) array<vec2<f32>, 2u> {
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return @stride(32) array<vec2<f32>, 2u>(m[0u], m[1u]);
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}
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@stage(compute) @workgroup_size(1i)
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fn f() {
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s.m = mat2x2_stride_32_to_arr(mat2x2<f32>(vec2<f32>(1.0, 2.0), vec2<f32>(3.0, 4.0)));
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}
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)";
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auto got = Run<Unshadow, SimplifyPointers, DecomposeStridedMatrix>(Program(std::move(b)));
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EXPECT_EQ(expect, str(got));
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}
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TEST_F(DecomposeStridedMatrixTest, WriteStorageColumn) {
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// struct S {
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// @offset(8) @stride(32)
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// @internal(ignore_stride_attribute)
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// m : mat2x2<f32>,
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// };
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// @group(0) @binding(0) var<storage, read_write> s : S;
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//
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// @stage(compute) @workgroup_size(1)
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// fn f() {
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// s.m[1] = vec2<f32>(1.0, 2.0);
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// }
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ProgramBuilder b;
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auto* S = b.Structure(
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"S", {
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b.Member("m", b.ty.mat2x2<f32>(),
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{
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b.create<ast::StructMemberOffsetAttribute>(8),
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b.create<ast::StrideAttribute>(32),
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b.Disable(ast::DisabledValidation::kIgnoreStrideAttribute),
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}),
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});
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b.Global("s", b.ty.Of(S), ast::StorageClass::kStorage, ast::Access::kReadWrite,
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b.GroupAndBinding(0, 0));
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b.Func("f", {}, b.ty.void_(),
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{
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b.Assign(b.IndexAccessor(b.MemberAccessor("s", "m"), 1_i), b.vec2<f32>(1.0f, 2.0f)),
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},
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{
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b.Stage(ast::PipelineStage::kCompute),
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b.WorkgroupSize(1_i),
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});
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auto* expect = R"(
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struct S {
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@size(8)
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padding : u32,
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m : @stride(32) array<vec2<f32>, 2u>,
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}
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@group(0) @binding(0) var<storage, read_write> s : S;
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@stage(compute) @workgroup_size(1i)
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fn f() {
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s.m[1i] = vec2<f32>(1.0, 2.0);
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}
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)";
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auto got = Run<Unshadow, SimplifyPointers, DecomposeStridedMatrix>(Program(std::move(b)));
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EXPECT_EQ(expect, str(got));
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}
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TEST_F(DecomposeStridedMatrixTest, ReadWriteViaPointerLets) {
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// struct S {
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// @offset(8) @stride(32)
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// @internal(ignore_stride_attribute)
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// m : mat2x2<f32>,
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// };
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// @group(0) @binding(0) var<storage, read_write> s : S;
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//
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// @stage(compute) @workgroup_size(1)
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// fn f() {
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// let a = &s.m;
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// let b = &*&*(a);
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// let x = *b;
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// let y = (*b)[1];
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// let z = x[1];
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// (*b) = mat2x2<f32>(vec2<f32>(1.0, 2.0), vec2<f32>(3.0, 4.0));
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// (*b)[1] = vec2<f32>(5.0, 6.0);
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// }
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ProgramBuilder b;
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auto* S = b.Structure(
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"S", {
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b.Member("m", b.ty.mat2x2<f32>(),
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{
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b.create<ast::StructMemberOffsetAttribute>(8),
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b.create<ast::StrideAttribute>(32),
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b.Disable(ast::DisabledValidation::kIgnoreStrideAttribute),
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}),
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});
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b.Global("s", b.ty.Of(S), ast::StorageClass::kStorage, ast::Access::kReadWrite,
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b.GroupAndBinding(0, 0));
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b.Func(
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"f", {}, b.ty.void_(),
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{
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b.Decl(b.Let("a", nullptr, b.AddressOf(b.MemberAccessor("s", "m")))),
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b.Decl(b.Let("b", nullptr, b.AddressOf(b.Deref(b.AddressOf(b.Deref("a")))))),
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b.Decl(b.Let("x", nullptr, b.Deref("b"))),
|
|
b.Decl(b.Let("y", nullptr, b.IndexAccessor(b.Deref("b"), 1_i))),
|
|
b.Decl(b.Let("z", nullptr, b.IndexAccessor("x", 1_i))),
|
|
b.Assign(b.Deref("b"), b.mat2x2<f32>(b.vec2<f32>(1.0f, 2.0f), b.vec2<f32>(3.0f, 4.0f))),
|
|
b.Assign(b.IndexAccessor(b.Deref("b"), 1_i), b.vec2<f32>(5.0f, 6.0f)),
|
|
},
|
|
{
|
|
b.Stage(ast::PipelineStage::kCompute),
|
|
b.WorkgroupSize(1_i),
|
|
});
|
|
|
|
auto* expect = R"(
|
|
struct S {
|
|
@size(8)
|
|
padding : u32,
|
|
m : @stride(32) array<vec2<f32>, 2u>,
|
|
}
|
|
|
|
@group(0) @binding(0) var<storage, read_write> s : S;
|
|
|
|
fn arr_to_mat2x2_stride_32(arr : @stride(32) array<vec2<f32>, 2u>) -> mat2x2<f32> {
|
|
return mat2x2<f32>(arr[0u], arr[1u]);
|
|
}
|
|
|
|
fn mat2x2_stride_32_to_arr(m : mat2x2<f32>) -> @stride(32) array<vec2<f32>, 2u> {
|
|
return @stride(32) array<vec2<f32>, 2u>(m[0u], m[1u]);
|
|
}
|
|
|
|
@stage(compute) @workgroup_size(1i)
|
|
fn f() {
|
|
let x = arr_to_mat2x2_stride_32(s.m);
|
|
let y = s.m[1i];
|
|
let z = x[1i];
|
|
s.m = mat2x2_stride_32_to_arr(mat2x2<f32>(vec2<f32>(1.0, 2.0), vec2<f32>(3.0, 4.0)));
|
|
s.m[1i] = vec2<f32>(5.0, 6.0);
|
|
}
|
|
)";
|
|
|
|
auto got = Run<Unshadow, SimplifyPointers, DecomposeStridedMatrix>(Program(std::move(b)));
|
|
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
TEST_F(DecomposeStridedMatrixTest, ReadPrivateMatrix) {
|
|
// struct S {
|
|
// @offset(8) @stride(32)
|
|
// @internal(ignore_stride_attribute)
|
|
// m : mat2x2<f32>,
|
|
// };
|
|
// var<private> s : S;
|
|
//
|
|
// @stage(compute) @workgroup_size(1)
|
|
// fn f() {
|
|
// let x : mat2x2<f32> = s.m;
|
|
// }
|
|
ProgramBuilder b;
|
|
auto* S = b.Structure(
|
|
"S", {
|
|
b.Member("m", b.ty.mat2x2<f32>(),
|
|
{
|
|
b.create<ast::StructMemberOffsetAttribute>(8),
|
|
b.create<ast::StrideAttribute>(32),
|
|
b.Disable(ast::DisabledValidation::kIgnoreStrideAttribute),
|
|
}),
|
|
});
|
|
b.Global("s", b.ty.Of(S), ast::StorageClass::kPrivate);
|
|
b.Func("f", {}, b.ty.void_(),
|
|
{
|
|
b.Decl(b.Let("x", b.ty.mat2x2<f32>(), b.MemberAccessor("s", "m"))),
|
|
},
|
|
{
|
|
b.Stage(ast::PipelineStage::kCompute),
|
|
b.WorkgroupSize(1_i),
|
|
});
|
|
|
|
auto* expect = R"(
|
|
struct S {
|
|
@size(8)
|
|
padding : u32,
|
|
@stride(32) @internal(disable_validation__ignore_stride)
|
|
m : mat2x2<f32>,
|
|
}
|
|
|
|
var<private> s : S;
|
|
|
|
@stage(compute) @workgroup_size(1i)
|
|
fn f() {
|
|
let x : mat2x2<f32> = s.m;
|
|
}
|
|
)";
|
|
|
|
auto got = Run<Unshadow, SimplifyPointers, DecomposeStridedMatrix>(Program(std::move(b)));
|
|
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
TEST_F(DecomposeStridedMatrixTest, WritePrivateMatrix) {
|
|
// struct S {
|
|
// @offset(8) @stride(32)
|
|
// @internal(ignore_stride_attribute)
|
|
// m : mat2x2<f32>,
|
|
// };
|
|
// var<private> s : S;
|
|
//
|
|
// @stage(compute) @workgroup_size(1)
|
|
// fn f() {
|
|
// s.m = mat2x2<f32>(vec2<f32>(1.0, 2.0), vec2<f32>(3.0, 4.0));
|
|
// }
|
|
ProgramBuilder b;
|
|
auto* S = b.Structure(
|
|
"S", {
|
|
b.Member("m", b.ty.mat2x2<f32>(),
|
|
{
|
|
b.create<ast::StructMemberOffsetAttribute>(8),
|
|
b.create<ast::StrideAttribute>(32),
|
|
b.Disable(ast::DisabledValidation::kIgnoreStrideAttribute),
|
|
}),
|
|
});
|
|
b.Global("s", b.ty.Of(S), ast::StorageClass::kPrivate);
|
|
b.Func("f", {}, b.ty.void_(),
|
|
{
|
|
b.Assign(b.MemberAccessor("s", "m"),
|
|
b.mat2x2<f32>(b.vec2<f32>(1.0f, 2.0f), b.vec2<f32>(3.0f, 4.0f))),
|
|
},
|
|
{
|
|
b.Stage(ast::PipelineStage::kCompute),
|
|
b.WorkgroupSize(1_i),
|
|
});
|
|
|
|
auto* expect = R"(
|
|
struct S {
|
|
@size(8)
|
|
padding : u32,
|
|
@stride(32) @internal(disable_validation__ignore_stride)
|
|
m : mat2x2<f32>,
|
|
}
|
|
|
|
var<private> s : S;
|
|
|
|
@stage(compute) @workgroup_size(1i)
|
|
fn f() {
|
|
s.m = mat2x2<f32>(vec2<f32>(1.0, 2.0), vec2<f32>(3.0, 4.0));
|
|
}
|
|
)";
|
|
|
|
auto got = Run<Unshadow, SimplifyPointers, DecomposeStridedMatrix>(Program(std::move(b)));
|
|
|
|
EXPECT_EQ(expect, str(got));
|
|
}
|
|
|
|
} // namespace
|
|
} // namespace tint::transform
|