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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>
325 lines
8.8 KiB
C++
325 lines
8.8 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/ast/call_statement.h"
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#include "src/tint/ast/stage_attribute.h"
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#include "src/tint/ast/variable_decl_statement.h"
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#include "src/tint/writer/glsl/test_helper.h"
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using namespace tint::number_suffixes; // NOLINT
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namespace tint::writer::glsl {
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namespace {
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using GlslSanitizerTest = TestHelper;
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TEST_F(GlslSanitizerTest, Call_ArrayLength) {
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auto* s = Structure("my_struct", {Member(0, "a", ty.array<f32>(4))});
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Global("b", ty.Of(s), ast::StorageClass::kStorage, ast::Access::kRead,
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ast::AttributeList{
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create<ast::BindingAttribute>(1),
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create<ast::GroupAttribute>(2),
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});
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Func("a_func", ast::VariableList{}, ty.void_(),
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ast::StatementList{
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Decl(Var("len", ty.u32(), ast::StorageClass::kNone,
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Call("arrayLength", AddressOf(MemberAccessor("b", "a"))))),
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},
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ast::AttributeList{
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Stage(ast::PipelineStage::kFragment),
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});
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GeneratorImpl& gen = SanitizeAndBuild();
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ASSERT_TRUE(gen.Generate()) << gen.error();
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auto got = gen.result();
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auto* expect = R"(#version 310 es
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precision mediump float;
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layout(binding = 1, std430) buffer my_struct_1 {
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float a[];
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} b;
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void a_func() {
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uint len = uint(b.a.length());
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}
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void main() {
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a_func();
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return;
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}
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)";
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EXPECT_EQ(expect, got);
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}
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TEST_F(GlslSanitizerTest, Call_ArrayLength_OtherMembersInStruct) {
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auto* s = Structure("my_struct", {
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Member(0, "z", ty.f32()),
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Member(4, "a", ty.array<f32>(4)),
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});
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Global("b", ty.Of(s), ast::StorageClass::kStorage, ast::Access::kRead,
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ast::AttributeList{
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create<ast::BindingAttribute>(1),
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create<ast::GroupAttribute>(2),
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});
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Func("a_func", ast::VariableList{}, ty.void_(),
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ast::StatementList{
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Decl(Var("len", ty.u32(), ast::StorageClass::kNone,
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Call("arrayLength", AddressOf(MemberAccessor("b", "a"))))),
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},
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ast::AttributeList{
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Stage(ast::PipelineStage::kFragment),
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});
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GeneratorImpl& gen = SanitizeAndBuild();
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ASSERT_TRUE(gen.Generate()) << gen.error();
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auto got = gen.result();
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auto* expect = R"(#version 310 es
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precision mediump float;
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layout(binding = 1, std430) buffer my_struct_1 {
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float z;
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float a[];
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} b;
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void a_func() {
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uint len = uint(b.a.length());
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}
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void main() {
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a_func();
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return;
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}
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)";
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EXPECT_EQ(expect, got);
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}
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TEST_F(GlslSanitizerTest, Call_ArrayLength_ViaLets) {
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auto* s = Structure("my_struct", {Member(0, "a", ty.array<f32>(4))});
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Global("b", ty.Of(s), ast::StorageClass::kStorage, ast::Access::kRead,
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ast::AttributeList{
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create<ast::BindingAttribute>(1),
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create<ast::GroupAttribute>(2),
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});
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auto* p = Let("p", nullptr, AddressOf("b"));
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auto* p2 = Let("p2", nullptr, AddressOf(MemberAccessor(Deref(p), "a")));
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Func("a_func", ast::VariableList{}, ty.void_(),
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ast::StatementList{
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Decl(p),
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Decl(p2),
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Decl(Var("len", ty.u32(), ast::StorageClass::kNone, Call("arrayLength", p2))),
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},
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ast::AttributeList{
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Stage(ast::PipelineStage::kFragment),
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});
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GeneratorImpl& gen = SanitizeAndBuild();
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ASSERT_TRUE(gen.Generate()) << gen.error();
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auto got = gen.result();
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auto* expect = R"(#version 310 es
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precision mediump float;
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layout(binding = 1, std430) buffer my_struct_1 {
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float a[];
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} b;
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void a_func() {
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uint len = uint(b.a.length());
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}
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void main() {
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a_func();
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return;
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}
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)";
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EXPECT_EQ(expect, got);
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}
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TEST_F(GlslSanitizerTest, PromoteArrayInitializerToConstVar) {
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auto* array_init = array<i32, 4>(1_i, 2_i, 3_i, 4_i);
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auto* array_index = IndexAccessor(array_init, 3_i);
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auto* pos = Var("pos", ty.i32(), ast::StorageClass::kNone, array_index);
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Func("main", ast::VariableList{}, ty.void_(),
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{
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Decl(pos),
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},
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{
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Stage(ast::PipelineStage::kFragment),
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});
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GeneratorImpl& gen = SanitizeAndBuild();
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ASSERT_TRUE(gen.Generate()) << gen.error();
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auto got = gen.result();
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auto* expect = R"(#version 310 es
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precision mediump float;
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void tint_symbol() {
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int tint_symbol_1[4] = int[4](1, 2, 3, 4);
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int pos = tint_symbol_1[3];
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}
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void main() {
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tint_symbol();
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return;
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}
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)";
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EXPECT_EQ(expect, got);
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}
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TEST_F(GlslSanitizerTest, PromoteStructInitializerToConstVar) {
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auto* str = Structure("S", {
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Member("a", ty.i32()),
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Member("b", ty.vec3<f32>()),
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Member("c", ty.i32()),
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});
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auto* struct_init = Construct(ty.Of(str), 1_i, vec3<f32>(2.f, 3.f, 4.f), 4_i);
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auto* struct_access = MemberAccessor(struct_init, "b");
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auto* pos = Var("pos", ty.vec3<f32>(), ast::StorageClass::kNone, struct_access);
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Func("main", ast::VariableList{}, ty.void_(),
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{
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Decl(pos),
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},
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{
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Stage(ast::PipelineStage::kFragment),
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});
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GeneratorImpl& gen = SanitizeAndBuild();
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ASSERT_TRUE(gen.Generate()) << gen.error();
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auto got = gen.result();
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auto* expect = R"(#version 310 es
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precision mediump float;
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struct S {
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int a;
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vec3 b;
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int c;
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};
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void tint_symbol() {
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S tint_symbol_1 = S(1, vec3(2.0f, 3.0f, 4.0f), 4);
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vec3 pos = tint_symbol_1.b;
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}
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void main() {
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tint_symbol();
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return;
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}
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)";
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EXPECT_EQ(expect, got);
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}
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TEST_F(GlslSanitizerTest, InlinePtrLetsBasic) {
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// var v : i32;
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// let p : ptr<function, i32> = &v;
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// let x : i32 = *p;
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auto* v = Var("v", ty.i32());
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auto* p = Let("p", ty.pointer<i32>(ast::StorageClass::kFunction), AddressOf(v));
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auto* x = Var("x", ty.i32(), ast::StorageClass::kNone, Deref(p));
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Func("main", ast::VariableList{}, ty.void_(),
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{
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Decl(v),
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Decl(p),
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Decl(x),
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},
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{
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Stage(ast::PipelineStage::kFragment),
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});
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GeneratorImpl& gen = SanitizeAndBuild();
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ASSERT_TRUE(gen.Generate()) << gen.error();
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auto got = gen.result();
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auto* expect = R"(#version 310 es
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precision mediump float;
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void tint_symbol() {
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int v = 0;
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int x = v;
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}
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void main() {
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tint_symbol();
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return;
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}
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)";
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EXPECT_EQ(expect, got);
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}
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TEST_F(GlslSanitizerTest, InlinePtrLetsComplexChain) {
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// var a : array<mat4x4<f32>, 4u>;
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// let ap : ptr<function, array<mat4x4<f32>, 4u>> = &a;
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// let mp : ptr<function, mat4x4<f32>> = &(*ap)[3i];
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// let vp : ptr<function, vec4<f32>> = &(*mp)[2i];
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// let v : vec4<f32> = *vp;
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auto* a = Var("a", ty.array(ty.mat4x4<f32>(), 4_u));
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auto* ap = Let("ap", ty.pointer(ty.array(ty.mat4x4<f32>(), 4_u), ast::StorageClass::kFunction),
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AddressOf(a));
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auto* mp = Let("mp", ty.pointer(ty.mat4x4<f32>(), ast::StorageClass::kFunction),
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AddressOf(IndexAccessor(Deref(ap), 3_i)));
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auto* vp = Let("vp", ty.pointer(ty.vec4<f32>(), ast::StorageClass::kFunction),
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AddressOf(IndexAccessor(Deref(mp), 2_i)));
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auto* v = Var("v", ty.vec4<f32>(), ast::StorageClass::kNone, Deref(vp));
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Func("main", ast::VariableList{}, ty.void_(),
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{
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Decl(a),
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Decl(ap),
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Decl(mp),
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Decl(vp),
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Decl(v),
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},
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{
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Stage(ast::PipelineStage::kFragment),
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});
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GeneratorImpl& gen = SanitizeAndBuild();
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ASSERT_TRUE(gen.Generate()) << gen.error();
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auto got = gen.result();
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auto* expect = R"(#version 310 es
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precision mediump float;
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void tint_symbol() {
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mat4 a[4] = mat4[4](mat4(0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f), mat4(0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f), mat4(0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f), mat4(0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
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vec4 v = a[3][2];
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}
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void main() {
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tint_symbol();
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return;
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}
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)";
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EXPECT_EQ(expect, got);
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}
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} // namespace
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} // namespace tint::writer::glsl
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