183 lines
5.4 KiB
C++
183 lines
5.4 KiB
C++
// Copyright 2023 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/ir/test_helper.h"
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#include "gmock/gmock.h"
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#include "src/tint/ast/case_selector.h"
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#include "src/tint/ast/int_literal_expression.h"
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#include "src/tint/constant/scalar.h"
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namespace tint::ir {
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namespace {
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using namespace tint::number_suffixes; // NOLINT
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using IR_BuilderImplTest = TestHelper;
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TEST_F(IR_BuilderImplTest, EmitFunction_Vertex) {
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Func("test", utils::Empty, ty.vec4<f32>(), utils::Vector{Return(vec4<f32>(0_f, 0_f, 0_f, 0_f))},
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utils::Vector{Stage(ast::PipelineStage::kVertex)},
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utils::Vector{Builtin(builtin::BuiltinValue::kPosition)});
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auto m = Build();
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ASSERT_TRUE(m) << (!m ? m.Failure() : "");
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EXPECT_EQ(Disassemble(m.Get()), R"(%test = func():vec4<f32> [@vertex ra: @position] -> %b1 {
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%b1 = block {
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br %b2 vec4<f32> 0.0f # return
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}
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%b2 = func_terminator
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}
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)");
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}
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TEST_F(IR_BuilderImplTest, EmitFunction_Fragment) {
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Func("test", utils::Empty, ty.void_(), utils::Empty,
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utils::Vector{Stage(ast::PipelineStage::kFragment)});
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auto m = Build();
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ASSERT_TRUE(m) << (!m ? m.Failure() : "");
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EXPECT_EQ(Disassemble(m.Get()), R"(%test = func():void [@fragment] -> %b1 {
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%b1 = block {
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br %b2 # return
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}
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%b2 = func_terminator
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}
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)");
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}
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TEST_F(IR_BuilderImplTest, EmitFunction_Compute) {
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Func("test", utils::Empty, ty.void_(), utils::Empty,
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utils::Vector{Stage(ast::PipelineStage::kCompute), WorkgroupSize(8_i, 4_i, 2_i)});
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auto m = Build();
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ASSERT_TRUE(m) << (!m ? m.Failure() : "");
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EXPECT_EQ(Disassemble(m.Get()),
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R"(%test = func():void [@compute @workgroup_size(8, 4, 2)] -> %b1 {
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%b1 = block {
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br %b2 # return
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}
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%b2 = func_terminator
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}
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)");
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}
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TEST_F(IR_BuilderImplTest, EmitFunction_Return) {
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Func("test", utils::Empty, ty.vec3<f32>(), utils::Vector{Return(vec3<f32>(0_f, 0_f, 0_f))},
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utils::Empty);
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auto m = Build();
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ASSERT_TRUE(m) << (!m ? m.Failure() : "");
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EXPECT_EQ(Disassemble(m.Get()), R"(%test = func():vec3<f32> -> %b1 {
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%b1 = block {
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br %b2 vec3<f32> 0.0f # return
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}
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%b2 = func_terminator
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}
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)");
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}
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TEST_F(IR_BuilderImplTest, EmitFunction_ReturnPosition) {
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Func("test", utils::Empty, ty.vec4<f32>(), utils::Vector{Return(vec4<f32>(1_f, 2_f, 3_f, 4_f))},
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utils::Vector{Stage(ast::PipelineStage::kVertex)},
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utils::Vector{Builtin(builtin::BuiltinValue::kPosition)});
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auto m = Build();
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ASSERT_TRUE(m) << (!m ? m.Failure() : "");
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EXPECT_EQ(Disassemble(m.Get()), R"(%test = func():vec4<f32> [@vertex ra: @position] -> %b1 {
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%b1 = block {
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br %b2 vec4<f32> 1.0f, 2.0f, 3.0f, 4.0f # return
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}
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%b2 = func_terminator
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}
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)");
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}
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TEST_F(IR_BuilderImplTest, EmitFunction_ReturnPositionInvariant) {
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Func("test", utils::Empty, ty.vec4<f32>(), utils::Vector{Return(vec4<f32>(1_f, 2_f, 3_f, 4_f))},
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utils::Vector{Stage(ast::PipelineStage::kVertex)},
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utils::Vector{Builtin(builtin::BuiltinValue::kPosition), Invariant()});
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auto m = Build();
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ASSERT_TRUE(m) << (!m ? m.Failure() : "");
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EXPECT_EQ(Disassemble(m.Get()),
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R"(%test = func():vec4<f32> [@vertex ra: @position @invariant] -> %b1 {
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%b1 = block {
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br %b2 vec4<f32> 1.0f, 2.0f, 3.0f, 4.0f # return
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}
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%b2 = func_terminator
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}
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)");
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}
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TEST_F(IR_BuilderImplTest, EmitFunction_ReturnLocation) {
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Func("test", utils::Empty, ty.vec4<f32>(), utils::Vector{Return(vec4<f32>(1_f, 2_f, 3_f, 4_f))},
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utils::Vector{Stage(ast::PipelineStage::kFragment)}, utils::Vector{Location(1_i)});
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auto m = Build();
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ASSERT_TRUE(m) << (!m ? m.Failure() : "");
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EXPECT_EQ(Disassemble(m.Get()),
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R"(%test = func():vec4<f32> [@fragment ra: @location(1)] -> %b1 {
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%b1 = block {
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br %b2 vec4<f32> 1.0f, 2.0f, 3.0f, 4.0f # return
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}
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%b2 = func_terminator
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}
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)");
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}
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TEST_F(IR_BuilderImplTest, EmitFunction_ReturnFragDepth) {
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Func("test", utils::Empty, ty.f32(), utils::Vector{Return(1_f)},
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utils::Vector{Stage(ast::PipelineStage::kFragment)},
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utils::Vector{Builtin(builtin::BuiltinValue::kFragDepth)});
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auto m = Build();
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ASSERT_TRUE(m) << (!m ? m.Failure() : "");
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EXPECT_EQ(Disassemble(m.Get()), R"(%test = func():f32 [@fragment ra: @frag_depth] -> %b1 {
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%b1 = block {
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br %b2 1.0f # return
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}
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%b2 = func_terminator
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}
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)");
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}
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TEST_F(IR_BuilderImplTest, EmitFunction_ReturnSampleMask) {
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Func("test", utils::Empty, ty.u32(), utils::Vector{Return(1_u)},
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utils::Vector{Stage(ast::PipelineStage::kFragment)},
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utils::Vector{Builtin(builtin::BuiltinValue::kSampleMask)});
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auto m = Build();
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ASSERT_TRUE(m) << (!m ? m.Failure() : "");
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EXPECT_EQ(Disassemble(m.Get()), R"(%test = func():u32 [@fragment ra: @sample_mask] -> %b1 {
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%b1 = block {
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br %b2 1u # return
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}
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%b2 = func_terminator
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}
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)");
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}
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} // namespace
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} // namespace tint::ir
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