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90789ea1f8
Emit the OpEntryPoint instruction with the pipeline stage. Interface variables will be done later. Emit OpExecutionMode instructions for the workgroup size and fragment shader origin, depending on the pipeline stage. Bug: tint:1906 Change-Id: Ieeeda5f17da48a8cf0d3344d3b254542c7198cb9 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/131381 Kokoro: Kokoro <noreply+kokoro@google.com> Reviewed-by: Dan Sinclair <dsinclair@chromium.org> Commit-Queue: James Price <jrprice@google.com>
155 lines
4.4 KiB
C++
155 lines
4.4 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/writer/spirv/test_helper_ir.h"
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namespace tint::writer::spirv {
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namespace {
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TEST_F(SpvGeneratorImplTest, Function_Empty) {
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auto* func = CreateFunction();
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func->name = ir.symbols.Register("foo");
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func->return_type = ir.types.Get<type::Void>();
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generator_.EmitFunction(func);
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EXPECT_EQ(DumpModule(generator_.Module()), R"(OpName %1 "foo"
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%2 = OpTypeVoid
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%3 = OpTypeFunction %2
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%1 = OpFunction %2 None %3
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%4 = OpLabel
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OpReturn
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OpFunctionEnd
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)");
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}
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// Test that we do not emit the same function type more than once.
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TEST_F(SpvGeneratorImplTest, Function_DeduplicateType) {
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auto* func = CreateFunction();
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func->return_type = ir.types.Get<type::Void>();
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generator_.EmitFunction(func);
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generator_.EmitFunction(func);
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generator_.EmitFunction(func);
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EXPECT_EQ(DumpTypes(), R"(%2 = OpTypeVoid
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%3 = OpTypeFunction %2
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)");
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}
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TEST_F(SpvGeneratorImplTest, Function_EntryPoint_Compute) {
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auto* func = CreateFunction();
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func->name = ir.symbols.Register("main");
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func->return_type = ir.types.Get<type::Void>();
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func->pipeline_stage = ir::Function::PipelineStage::kCompute;
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func->workgroup_size = {32, 4, 1};
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generator_.EmitFunction(func);
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EXPECT_EQ(DumpModule(generator_.Module()), R"(OpEntryPoint GLCompute %1 "main"
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OpExecutionMode %1 LocalSize 32 4 1
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OpName %1 "main"
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%2 = OpTypeVoid
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%3 = OpTypeFunction %2
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%1 = OpFunction %2 None %3
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%4 = OpLabel
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OpReturn
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OpFunctionEnd
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)");
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}
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TEST_F(SpvGeneratorImplTest, Function_EntryPoint_Fragment) {
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auto* func = CreateFunction();
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func->name = ir.symbols.Register("main");
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func->return_type = ir.types.Get<type::Void>();
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func->pipeline_stage = ir::Function::PipelineStage::kFragment;
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generator_.EmitFunction(func);
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EXPECT_EQ(DumpModule(generator_.Module()), R"(OpEntryPoint Fragment %1 "main"
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OpExecutionMode %1 OriginUpperLeft
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OpName %1 "main"
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%2 = OpTypeVoid
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%3 = OpTypeFunction %2
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%1 = OpFunction %2 None %3
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%4 = OpLabel
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OpReturn
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OpFunctionEnd
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)");
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}
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TEST_F(SpvGeneratorImplTest, Function_EntryPoint_Vertex) {
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auto* func = CreateFunction();
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func->name = ir.symbols.Register("main");
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func->return_type = ir.types.Get<type::Void>();
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func->pipeline_stage = ir::Function::PipelineStage::kVertex;
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generator_.EmitFunction(func);
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EXPECT_EQ(DumpModule(generator_.Module()), R"(OpEntryPoint Vertex %1 "main"
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OpName %1 "main"
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%2 = OpTypeVoid
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%3 = OpTypeFunction %2
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%1 = OpFunction %2 None %3
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%4 = OpLabel
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OpReturn
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OpFunctionEnd
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)");
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}
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TEST_F(SpvGeneratorImplTest, Function_EntryPoint_Multiple) {
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auto* f1 = CreateFunction();
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f1->name = ir.symbols.Register("main1");
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f1->return_type = ir.types.Get<type::Void>();
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f1->pipeline_stage = ir::Function::PipelineStage::kCompute;
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f1->workgroup_size = {32, 4, 1};
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auto* f2 = CreateFunction();
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f2->name = ir.symbols.Register("main2");
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f2->return_type = ir.types.Get<type::Void>();
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f2->pipeline_stage = ir::Function::PipelineStage::kCompute;
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f2->workgroup_size = {8, 2, 16};
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auto* f3 = CreateFunction();
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f3->name = ir.symbols.Register("main3");
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f3->return_type = ir.types.Get<type::Void>();
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f3->pipeline_stage = ir::Function::PipelineStage::kFragment;
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generator_.EmitFunction(f1);
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generator_.EmitFunction(f2);
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generator_.EmitFunction(f3);
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EXPECT_EQ(DumpModule(generator_.Module()), R"(OpEntryPoint GLCompute %1 "main1"
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OpEntryPoint GLCompute %5 "main2"
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OpEntryPoint Fragment %7 "main3"
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OpExecutionMode %1 LocalSize 32 4 1
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OpExecutionMode %5 LocalSize 8 2 16
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OpExecutionMode %7 OriginUpperLeft
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OpName %1 "main1"
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OpName %5 "main2"
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OpName %7 "main3"
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%2 = OpTypeVoid
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%3 = OpTypeFunction %2
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%1 = OpFunction %2 None %3
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%4 = OpLabel
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OpReturn
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OpFunctionEnd
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%5 = OpFunction %2 None %3
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%6 = OpLabel
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OpReturn
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OpFunctionEnd
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%7 = OpFunction %2 None %3
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%8 = OpLabel
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OpReturn
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OpFunctionEnd
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)");
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}
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} // namespace
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} // namespace tint::writer::spirv
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