mirror of
https://github.com/encounter/dawn-cmake.git
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8e3485248e
This is required to handle materialized values, and for constant expressions. Bug: tint:1504 Change-Id: If0a49e9b03566c06aa6e4e4c284fc427e1541e91 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/92082 Reviewed-by: Dan Sinclair <dsinclair@chromium.org> Kokoro: Kokoro <noreply+kokoro@google.com> Commit-Queue: Ben Clayton <bclayton@chromium.org>
644 lines
20 KiB
C++
644 lines
20 KiB
C++
// Copyright 2020 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/ast/id_attribute.h"
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#include "src/tint/ast/stage_attribute.h"
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#include "src/tint/writer/spirv/spv_dump.h"
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#include "src/tint/writer/spirv/test_helper.h"
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using namespace tint::number_suffixes; // NOLINT
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namespace tint::writer::spirv {
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namespace {
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using BuilderTest = TestHelper;
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TEST_F(BuilderTest, GlobalVar_WithStorageClass) {
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auto* v = Global("var", ty.f32(), ast::StorageClass::kPrivate);
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.error();
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %1 "var"
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%3 = OpTypeFloat 32
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%2 = OpTypePointer Private %3
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%4 = OpConstantNull %3
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%1 = OpVariable %2 Private %4
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)");
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}
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TEST_F(BuilderTest, GlobalVar_WithConstructor) {
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auto* init = vec3<f32>(1_f, 1_f, 3_f);
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auto* v = Global("var", ty.vec3<f32>(), ast::StorageClass::kPrivate, init);
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.error();
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ASSERT_FALSE(b.has_error()) << b.error();
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %6 "var"
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%2 = OpTypeFloat 32
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%1 = OpTypeVector %2 3
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%3 = OpConstant %2 1
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%4 = OpConstant %2 3
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%5 = OpConstantComposite %1 %3 %3 %4
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%7 = OpTypePointer Private %1
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%6 = OpVariable %7 Private %5
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)");
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}
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TEST_F(BuilderTest, GlobalVar_Const) {
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auto* init = vec3<f32>(1_f, 1_f, 3_f);
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auto* v = GlobalConst("var", ty.vec3<f32>(), init);
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.error();
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ASSERT_FALSE(b.has_error()) << b.error();
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %5 "var"
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%2 = OpTypeFloat 32
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%1 = OpTypeVector %2 3
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%3 = OpConstant %2 1
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%4 = OpConstant %2 3
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%5 = OpConstantComposite %1 %3 %3 %4
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)");
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}
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TEST_F(BuilderTest, GlobalVar_Complex_Constructor) {
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auto* init = vec3<f32>(1_f, 2_f, 3_f);
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auto* v = GlobalConst("var", ty.vec3<f32>(), init);
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.error();
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ASSERT_FALSE(b.has_error()) << b.error();
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EXPECT_EQ(DumpInstructions(b.types()), R"(%2 = OpTypeFloat 32
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%1 = OpTypeVector %2 3
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%3 = OpConstant %2 1
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%4 = OpConstant %2 2
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%5 = OpConstant %2 3
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%6 = OpConstantComposite %1 %3 %4 %5
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)");
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}
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TEST_F(BuilderTest, GlobalVar_Complex_ConstructorNestedVector) {
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auto* init = vec3<f32>(vec2<f32>(1_f, 2_f), 3_f);
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auto* v = GlobalConst("var", ty.vec3<f32>(), init);
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.error();
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ASSERT_FALSE(b.has_error()) << b.error();
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EXPECT_EQ(DumpInstructions(b.types()), R"(%2 = OpTypeFloat 32
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%1 = OpTypeVector %2 3
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%3 = OpConstant %2 1
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%4 = OpConstant %2 2
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%5 = OpConstant %2 3
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%6 = OpConstantComposite %1 %3 %4 %5
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)");
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}
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TEST_F(BuilderTest, GlobalVar_WithBindingAndGroup) {
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auto* v =
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Global("var", ty.sampler(ast::SamplerKind::kSampler), ast::StorageClass::kNone, nullptr,
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ast::AttributeList{
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create<ast::BindingAttribute>(2),
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create<ast::GroupAttribute>(3),
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});
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.error();
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %1 "var"
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)");
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EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %1 Binding 2
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OpDecorate %1 DescriptorSet 3
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%3 = OpTypeSampler
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%2 = OpTypePointer UniformConstant %3
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%1 = OpVariable %2 UniformConstant
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)");
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}
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TEST_F(BuilderTest, GlobalVar_Override_Bool) {
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auto* v = Override("var", ty.bool_(), Expr(true),
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ast::AttributeList{
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Id(1200),
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});
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.error();
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %2 "var"
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)");
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EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %2 SpecId 1200
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%1 = OpTypeBool
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%2 = OpSpecConstantTrue %1
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)");
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}
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TEST_F(BuilderTest, GlobalVar_Override_Bool_ZeroValue) {
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auto* v = Override("var", ty.bool_(), Construct<bool>(),
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ast::AttributeList{
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Id(1200),
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});
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.error();
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %2 "var"
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)");
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EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %2 SpecId 1200
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%1 = OpTypeBool
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%2 = OpSpecConstantFalse %1
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)");
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}
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TEST_F(BuilderTest, GlobalVar_Override_Bool_NoConstructor) {
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auto* v = Override("var", ty.bool_(), nullptr,
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ast::AttributeList{
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Id(1200),
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});
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.error();
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %2 "var"
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)");
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EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %2 SpecId 1200
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%1 = OpTypeBool
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%2 = OpSpecConstantFalse %1
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)");
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}
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TEST_F(BuilderTest, GlobalVar_Override_Scalar) {
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auto* v = Override("var", ty.f32(), Expr(2_f),
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ast::AttributeList{
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Id(0),
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});
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.error();
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %2 "var"
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)");
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EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %2 SpecId 0
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%1 = OpTypeFloat 32
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%2 = OpSpecConstant %1 2
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)");
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}
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TEST_F(BuilderTest, GlobalVar_Override_Scalar_ZeroValue) {
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auto* v = Override("var", ty.f32(), Construct<f32>(),
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ast::AttributeList{
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Id(0),
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});
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.error();
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %2 "var"
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)");
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EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %2 SpecId 0
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%1 = OpTypeFloat 32
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%2 = OpSpecConstant %1 0
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)");
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}
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TEST_F(BuilderTest, GlobalVar_Override_Scalar_F32_NoConstructor) {
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auto* v = Override("var", ty.f32(), nullptr,
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ast::AttributeList{
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Id(0),
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});
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.error();
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %2 "var"
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)");
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EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %2 SpecId 0
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%1 = OpTypeFloat 32
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%2 = OpSpecConstant %1 0
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)");
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}
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TEST_F(BuilderTest, GlobalVar_Override_Scalar_I32_NoConstructor) {
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auto* v = Override("var", ty.i32(), nullptr,
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ast::AttributeList{
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Id(0),
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});
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.error();
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %2 "var"
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)");
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EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %2 SpecId 0
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%1 = OpTypeInt 32 1
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%2 = OpSpecConstant %1 0
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)");
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}
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TEST_F(BuilderTest, GlobalVar_Override_Scalar_U32_NoConstructor) {
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auto* v = Override("var", ty.u32(), nullptr,
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ast::AttributeList{
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Id(0),
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});
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.error();
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %2 "var"
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)");
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EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %2 SpecId 0
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%1 = OpTypeInt 32 0
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%2 = OpSpecConstant %1 0
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)");
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}
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TEST_F(BuilderTest, GlobalVar_Override_NoId) {
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auto* var_a = Override("a", ty.bool_(), Expr(true),
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ast::AttributeList{
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Id(0),
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});
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auto* var_b = Override("b", ty.bool_(), Expr(false));
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spirv::Builder& b = Build();
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EXPECT_TRUE(b.GenerateGlobalVariable(var_a)) << b.error();
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EXPECT_TRUE(b.GenerateGlobalVariable(var_b)) << b.error();
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %2 "a"
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OpName %3 "b"
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)");
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EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %2 SpecId 0
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OpDecorate %3 SpecId 1
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%1 = OpTypeBool
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%2 = OpSpecConstantTrue %1
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%3 = OpSpecConstantFalse %1
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)");
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}
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struct BuiltinData {
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ast::Builtin builtin;
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ast::StorageClass storage;
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SpvBuiltIn result;
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};
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inline std::ostream& operator<<(std::ostream& out, BuiltinData data) {
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out << data.builtin;
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return out;
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}
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using BuiltinDataTest = TestParamHelper<BuiltinData>;
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TEST_P(BuiltinDataTest, Convert) {
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auto params = GetParam();
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spirv::Builder& b = Build();
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EXPECT_EQ(b.ConvertBuiltin(params.builtin, params.storage), params.result);
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}
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INSTANTIATE_TEST_SUITE_P(
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BuilderTest_Type,
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BuiltinDataTest,
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testing::Values(
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BuiltinData{ast::Builtin::kNone, ast::StorageClass::kNone, SpvBuiltInMax},
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BuiltinData{ast::Builtin::kPosition, ast::StorageClass::kInput, SpvBuiltInFragCoord},
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BuiltinData{ast::Builtin::kPosition, ast::StorageClass::kOutput, SpvBuiltInPosition},
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BuiltinData{
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ast::Builtin::kVertexIndex,
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ast::StorageClass::kInput,
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SpvBuiltInVertexIndex,
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},
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BuiltinData{ast::Builtin::kInstanceIndex, ast::StorageClass::kInput,
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SpvBuiltInInstanceIndex},
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BuiltinData{ast::Builtin::kFrontFacing, ast::StorageClass::kInput, SpvBuiltInFrontFacing},
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BuiltinData{ast::Builtin::kFragDepth, ast::StorageClass::kOutput, SpvBuiltInFragDepth},
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BuiltinData{ast::Builtin::kLocalInvocationId, ast::StorageClass::kInput,
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SpvBuiltInLocalInvocationId},
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BuiltinData{ast::Builtin::kLocalInvocationIndex, ast::StorageClass::kInput,
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SpvBuiltInLocalInvocationIndex},
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BuiltinData{ast::Builtin::kGlobalInvocationId, ast::StorageClass::kInput,
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SpvBuiltInGlobalInvocationId},
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BuiltinData{ast::Builtin::kWorkgroupId, ast::StorageClass::kInput, SpvBuiltInWorkgroupId},
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BuiltinData{ast::Builtin::kNumWorkgroups, ast::StorageClass::kInput,
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SpvBuiltInNumWorkgroups},
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BuiltinData{ast::Builtin::kSampleIndex, ast::StorageClass::kInput, SpvBuiltInSampleId},
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BuiltinData{ast::Builtin::kSampleMask, ast::StorageClass::kInput, SpvBuiltInSampleMask},
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BuiltinData{ast::Builtin::kSampleMask, ast::StorageClass::kOutput, SpvBuiltInSampleMask}));
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TEST_F(BuilderTest, GlobalVar_DeclReadOnly) {
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// struct A {
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// a : i32;
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// };
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// var b<storage, read> : A
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auto* A = Structure("A", {
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Member("a", ty.i32()),
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Member("b", ty.i32()),
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});
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Global("b", ty.Of(A), ast::StorageClass::kStorage, ast::Access::kRead,
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ast::AttributeList{
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create<ast::BindingAttribute>(0),
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create<ast::GroupAttribute>(0),
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});
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spirv::Builder& b = SanitizeAndBuild();
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ASSERT_TRUE(b.Build());
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EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %3 Block
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OpMemberDecorate %3 0 Offset 0
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OpMemberDecorate %3 1 Offset 4
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OpDecorate %1 NonWritable
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OpDecorate %1 Binding 0
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OpDecorate %1 DescriptorSet 0
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)");
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %3 "A"
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OpMemberName %3 0 "a"
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OpMemberName %3 1 "b"
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OpName %1 "b"
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OpName %7 "unused_entry_point"
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%4 = OpTypeInt 32 1
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%3 = OpTypeStruct %4 %4
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%2 = OpTypePointer StorageBuffer %3
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%1 = OpVariable %2 StorageBuffer
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%6 = OpTypeVoid
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%5 = OpTypeFunction %6
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)");
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}
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TEST_F(BuilderTest, GlobalVar_TypeAliasDeclReadOnly) {
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// struct A {
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// a : i32;
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// };
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// type B = A;
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// var b<storage, read> : B
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auto* A = Structure("A", {Member("a", ty.i32())});
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auto* B = Alias("B", ty.Of(A));
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Global("b", ty.Of(B), ast::StorageClass::kStorage, ast::Access::kRead,
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ast::AttributeList{
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create<ast::BindingAttribute>(0),
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create<ast::GroupAttribute>(0),
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});
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spirv::Builder& b = SanitizeAndBuild();
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ASSERT_TRUE(b.Build());
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EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %3 Block
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OpMemberDecorate %3 0 Offset 0
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OpDecorate %1 NonWritable
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OpDecorate %1 Binding 0
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OpDecorate %1 DescriptorSet 0
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)");
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %3 "A"
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OpMemberName %3 0 "a"
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OpName %1 "b"
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OpName %7 "unused_entry_point"
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%4 = OpTypeInt 32 1
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%3 = OpTypeStruct %4
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%2 = OpTypePointer StorageBuffer %3
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%1 = OpVariable %2 StorageBuffer
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%6 = OpTypeVoid
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%5 = OpTypeFunction %6
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)");
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}
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TEST_F(BuilderTest, GlobalVar_TypeAliasAssignReadOnly) {
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// struct A {
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// a : i32;
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// };
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// type B = A;
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// var<storage, read> b : B
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auto* A = Structure("A", {Member("a", ty.i32())});
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auto* B = Alias("B", ty.Of(A));
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Global("b", ty.Of(B), ast::StorageClass::kStorage, ast::Access::kRead,
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ast::AttributeList{
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create<ast::BindingAttribute>(0),
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create<ast::GroupAttribute>(0),
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});
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spirv::Builder& b = SanitizeAndBuild();
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ASSERT_TRUE(b.Build());
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EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %3 Block
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OpMemberDecorate %3 0 Offset 0
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OpDecorate %1 NonWritable
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OpDecorate %1 Binding 0
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OpDecorate %1 DescriptorSet 0
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)");
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EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %3 "A"
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OpMemberName %3 0 "a"
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OpName %1 "b"
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OpName %7 "unused_entry_point"
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)");
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EXPECT_EQ(DumpInstructions(b.types()), R"(%4 = OpTypeInt 32 1
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%3 = OpTypeStruct %4
|
|
%2 = OpTypePointer StorageBuffer %3
|
|
%1 = OpVariable %2 StorageBuffer
|
|
%6 = OpTypeVoid
|
|
%5 = OpTypeFunction %6
|
|
)");
|
|
}
|
|
|
|
TEST_F(BuilderTest, GlobalVar_TwoVarDeclReadOnly) {
|
|
// struct A {
|
|
// a : i32;
|
|
// };
|
|
// var<storage, read> b : A
|
|
// var<storage, read_write> c : A
|
|
|
|
auto* A = Structure("A", {Member("a", ty.i32())});
|
|
Global("b", ty.Of(A), ast::StorageClass::kStorage, ast::Access::kRead,
|
|
ast::AttributeList{
|
|
create<ast::GroupAttribute>(0),
|
|
create<ast::BindingAttribute>(0),
|
|
});
|
|
Global("c", ty.Of(A), ast::StorageClass::kStorage, ast::Access::kReadWrite,
|
|
ast::AttributeList{
|
|
create<ast::GroupAttribute>(1),
|
|
create<ast::BindingAttribute>(0),
|
|
});
|
|
|
|
spirv::Builder& b = SanitizeAndBuild();
|
|
|
|
ASSERT_TRUE(b.Build());
|
|
|
|
EXPECT_EQ(DumpInstructions(b.annots()),
|
|
R"(OpDecorate %3 Block
|
|
OpMemberDecorate %3 0 Offset 0
|
|
OpDecorate %1 NonWritable
|
|
OpDecorate %1 DescriptorSet 0
|
|
OpDecorate %1 Binding 0
|
|
OpDecorate %5 DescriptorSet 1
|
|
OpDecorate %5 Binding 0
|
|
)");
|
|
EXPECT_EQ(DumpInstructions(b.debug()), R"(OpName %3 "A"
|
|
OpMemberName %3 0 "a"
|
|
OpName %1 "b"
|
|
OpName %5 "c"
|
|
OpName %8 "unused_entry_point"
|
|
)");
|
|
EXPECT_EQ(DumpInstructions(b.types()), R"(%4 = OpTypeInt 32 1
|
|
%3 = OpTypeStruct %4
|
|
%2 = OpTypePointer StorageBuffer %3
|
|
%1 = OpVariable %2 StorageBuffer
|
|
%5 = OpVariable %2 StorageBuffer
|
|
%7 = OpTypeVoid
|
|
%6 = OpTypeFunction %7
|
|
)");
|
|
}
|
|
|
|
TEST_F(BuilderTest, GlobalVar_TextureStorageWriteOnly) {
|
|
// var<uniform_constant> a : texture_storage_2d<r32uint, write>;
|
|
|
|
auto* type = ty.storage_texture(ast::TextureDimension::k2d, ast::TexelFormat::kR32Uint,
|
|
ast::Access::kWrite);
|
|
|
|
auto* var_a = Global("a", type,
|
|
ast::AttributeList{
|
|
create<ast::BindingAttribute>(0),
|
|
create<ast::GroupAttribute>(0),
|
|
});
|
|
|
|
spirv::Builder& b = Build();
|
|
|
|
EXPECT_TRUE(b.GenerateGlobalVariable(var_a)) << b.error();
|
|
|
|
EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %1 NonReadable
|
|
OpDecorate %1 Binding 0
|
|
OpDecorate %1 DescriptorSet 0
|
|
)");
|
|
EXPECT_EQ(DumpInstructions(b.types()), R"(%4 = OpTypeInt 32 0
|
|
%3 = OpTypeImage %4 2D 0 0 0 2 R32ui
|
|
%2 = OpTypePointer UniformConstant %3
|
|
%1 = OpVariable %2 UniformConstant
|
|
)");
|
|
}
|
|
|
|
// Check that multiple texture_storage types with different access modifiers
|
|
// only produces a single OpTypeImage.
|
|
// Test disabled as storage textures currently only support 'write' access. In
|
|
// the future we'll likely support read_write.
|
|
TEST_F(BuilderTest, DISABLED_GlobalVar_TextureStorageWithDifferentAccess) {
|
|
// var<uniform_constant> a : texture_storage_2d<r32uint, read_write>;
|
|
// var<uniform_constant> b : texture_storage_2d<r32uint, write>;
|
|
|
|
auto* type_a = ty.storage_texture(ast::TextureDimension::k2d, ast::TexelFormat::kR32Uint,
|
|
ast::Access::kReadWrite);
|
|
auto* var_a = Global("a", type_a, ast::StorageClass::kNone,
|
|
ast::AttributeList{
|
|
create<ast::BindingAttribute>(0),
|
|
create<ast::GroupAttribute>(0),
|
|
});
|
|
|
|
auto* type_b = ty.storage_texture(ast::TextureDimension::k2d, ast::TexelFormat::kR32Uint,
|
|
ast::Access::kWrite);
|
|
auto* var_b = Global("b", type_b, ast::StorageClass::kNone,
|
|
ast::AttributeList{
|
|
create<ast::BindingAttribute>(1),
|
|
create<ast::GroupAttribute>(0),
|
|
});
|
|
|
|
spirv::Builder& b = Build();
|
|
|
|
EXPECT_TRUE(b.GenerateGlobalVariable(var_a)) << b.error();
|
|
EXPECT_TRUE(b.GenerateGlobalVariable(var_b)) << b.error();
|
|
|
|
EXPECT_EQ(DumpInstructions(b.annots()), R"(OpDecorate %1 NonWritable
|
|
OpDecorate %1 Binding 0
|
|
OpDecorate %1 DescriptorSet 0
|
|
OpDecorate %5 NonReadable
|
|
OpDecorate %5 Binding 1
|
|
OpDecorate %5 DescriptorSet 0
|
|
)");
|
|
// There must only be one OpTypeImage declaration with the same
|
|
// arguments
|
|
EXPECT_EQ(DumpInstructions(b.types()), R"(%4 = OpTypeInt 32 0
|
|
%3 = OpTypeImage %4 2D 0 0 0 2 R32ui
|
|
%2 = OpTypePointer UniformConstant %3
|
|
%1 = OpVariable %2 UniformConstant
|
|
%6 = OpTypePointer UniformConstant %3
|
|
%5 = OpVariable %6 UniformConstant
|
|
)");
|
|
}
|
|
|
|
TEST_F(BuilderTest, GlobalVar_WorkgroupWithZeroInit) {
|
|
auto* type_scalar = ty.i32();
|
|
auto* var_scalar = Global("a", type_scalar, ast::StorageClass::kWorkgroup);
|
|
|
|
auto* type_array = ty.array<f32, 16>();
|
|
auto* var_array = Global("b", type_array, ast::StorageClass::kWorkgroup);
|
|
|
|
auto* type_struct = Structure("C", {
|
|
Member("a", ty.i32()),
|
|
Member("b", ty.i32()),
|
|
});
|
|
auto* var_struct = Global("c", ty.Of(type_struct), ast::StorageClass::kWorkgroup);
|
|
|
|
program = std::make_unique<Program>(std::move(*this));
|
|
|
|
constexpr bool kZeroInitializeWorkgroupMemory = true;
|
|
std::unique_ptr<spirv::Builder> b =
|
|
std::make_unique<spirv::Builder>(program.get(), kZeroInitializeWorkgroupMemory);
|
|
|
|
EXPECT_TRUE(b->GenerateGlobalVariable(var_scalar)) << b->error();
|
|
EXPECT_TRUE(b->GenerateGlobalVariable(var_array)) << b->error();
|
|
EXPECT_TRUE(b->GenerateGlobalVariable(var_struct)) << b->error();
|
|
ASSERT_FALSE(b->has_error()) << b->error();
|
|
|
|
EXPECT_EQ(DumpInstructions(b->types()), R"(%3 = OpTypeInt 32 1
|
|
%2 = OpTypePointer Workgroup %3
|
|
%4 = OpConstantNull %3
|
|
%1 = OpVariable %2 Workgroup %4
|
|
%8 = OpTypeFloat 32
|
|
%9 = OpTypeInt 32 0
|
|
%10 = OpConstant %9 16
|
|
%7 = OpTypeArray %8 %10
|
|
%6 = OpTypePointer Workgroup %7
|
|
%11 = OpConstantNull %7
|
|
%5 = OpVariable %6 Workgroup %11
|
|
%14 = OpTypeStruct %3 %3
|
|
%13 = OpTypePointer Workgroup %14
|
|
%15 = OpConstantNull %14
|
|
%12 = OpVariable %13 Workgroup %15
|
|
)");
|
|
}
|
|
|
|
} // namespace
|
|
} // namespace tint::writer::spirv
|