mirror of
https://github.com/encounter/dawn-cmake.git
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01ac21cc9a
Once all ast::Type derived classes are removed, there will be no distinction between a type initializer / conversion and a function call. Bug: tint:1810 Change-Id: Ic10fd1a0364a564d24dbe2499af0f1424641596c Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/118980 Auto-Submit: Ben Clayton <bclayton@google.com> Reviewed-by: James Price <jrprice@google.com> Kokoro: Kokoro <noreply+kokoro@google.com> Commit-Queue: Ben Clayton <bclayton@chromium.org>
716 lines
19 KiB
C++
716 lines
19 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/stage_attribute.h"
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#include "src/tint/ast/variable_decl_statement.h"
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#include "src/tint/writer/msl/test_helper.h"
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using namespace tint::number_suffixes; // NOLINT
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namespace tint::writer::msl {
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namespace {
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using MslGeneratorImplTest = TestHelper;
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TEST_F(MslGeneratorImplTest, Emit_Function) {
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Func("my_func", utils::Empty, ty.void_(),
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utils::Vector{
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Return(),
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});
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GeneratorImpl& gen = Build();
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gen.increment_indent();
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ASSERT_TRUE(gen.Generate()) << gen.error();
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EXPECT_EQ(gen.result(), R"( #include <metal_stdlib>
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using namespace metal;
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void my_func() {
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return;
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}
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)");
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}
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TEST_F(MslGeneratorImplTest, Emit_Function_WithParams) {
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Func("my_func",
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utils::Vector{
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Param("a", ty.f32()),
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Param("b", ty.i32()),
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},
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ty.void_(),
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utils::Vector{
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Return(),
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});
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GeneratorImpl& gen = Build();
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gen.increment_indent();
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ASSERT_TRUE(gen.Generate()) << gen.error();
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EXPECT_EQ(gen.result(), R"( #include <metal_stdlib>
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using namespace metal;
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void my_func(float a, int b) {
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return;
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}
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)");
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}
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TEST_F(MslGeneratorImplTest, Emit_Attribute_EntryPoint_NoReturn_Void) {
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Func("main", utils::Empty, ty.void_(), {/* no explicit return */},
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utils::Vector{Stage(ast::PipelineStage::kFragment)});
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GeneratorImpl& gen = Build();
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ASSERT_TRUE(gen.Generate()) << gen.error();
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EXPECT_EQ(gen.result(), R"(#include <metal_stdlib>
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using namespace metal;
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fragment void main() {
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return;
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}
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)");
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}
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TEST_F(MslGeneratorImplTest, Emit_Attribute_EntryPoint_WithInOutVars) {
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// fn frag_main(@location(0) foo : f32) -> @location(1) f32 {
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// return foo;
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// }
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auto* foo_in = Param("foo", ty.f32(), utils::Vector{Location(0_a)});
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Func("frag_main", utils::Vector{foo_in}, ty.f32(),
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utils::Vector{
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Return("foo"),
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},
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utils::Vector{
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Stage(ast::PipelineStage::kFragment),
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},
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utils::Vector{
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Location(1_a),
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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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EXPECT_EQ(gen.result(), R"(#include <metal_stdlib>
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using namespace metal;
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struct tint_symbol_1 {
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float foo [[user(locn0)]];
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};
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struct tint_symbol_2 {
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float value [[color(1)]];
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};
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float frag_main_inner(float foo) {
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return foo;
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}
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fragment tint_symbol_2 frag_main(tint_symbol_1 tint_symbol [[stage_in]]) {
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float const inner_result = frag_main_inner(tint_symbol.foo);
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tint_symbol_2 wrapper_result = {};
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wrapper_result.value = inner_result;
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return wrapper_result;
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}
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)");
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}
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TEST_F(MslGeneratorImplTest, Emit_Attribute_EntryPoint_WithInOut_Builtins) {
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// fn frag_main(@position(0) coord : vec4<f32>) -> @frag_depth f32 {
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// return coord.x;
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// }
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auto* coord_in =
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Param("coord", ty.vec4<f32>(), utils::Vector{Builtin(ast::BuiltinValue::kPosition)});
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Func("frag_main", utils::Vector{coord_in}, ty.f32(),
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utils::Vector{
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Return(MemberAccessor("coord", "x")),
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},
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utils::Vector{
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Stage(ast::PipelineStage::kFragment),
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},
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utils::Vector{
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Builtin(ast::BuiltinValue::kFragDepth),
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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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EXPECT_EQ(gen.result(), R"(#include <metal_stdlib>
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using namespace metal;
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struct tint_symbol {
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float value [[depth(any)]];
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};
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float frag_main_inner(float4 coord) {
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return coord[0];
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}
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fragment tint_symbol frag_main(float4 coord [[position]]) {
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float const inner_result = frag_main_inner(coord);
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tint_symbol wrapper_result = {};
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wrapper_result.value = inner_result;
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return wrapper_result;
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}
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)");
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}
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TEST_F(MslGeneratorImplTest, Emit_Attribute_EntryPoint_SharedStruct_DifferentStages) {
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// struct Interface {
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// @location(1) col1 : f32;
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// @location(2) col2 : f32;
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// @builtin(position) pos : vec4<f32>;
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// };
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// fn vert_main() -> Interface {
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// return Interface(0.4, 0.6, vec4<f32>());
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// }
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// fn frag_main(colors : Interface) {
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// const r = colors.col1;
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// const g = colors.col2;
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// }
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auto* interface_struct = Structure(
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"Interface",
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utils::Vector{
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Member("col1", ty.f32(), utils::Vector{Location(1_a)}),
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Member("col2", ty.f32(), utils::Vector{Location(2_a)}),
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Member("pos", ty.vec4<f32>(), utils::Vector{Builtin(ast::BuiltinValue::kPosition)}),
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});
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Func("vert_main", utils::Empty, ty.Of(interface_struct),
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utils::Vector{Return(
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Call(ty.Of(interface_struct), Expr(0.5_f), Expr(0.25_f), Call(ty.vec4<f32>())))},
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utils::Vector{Stage(ast::PipelineStage::kVertex)});
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Func("frag_main", utils::Vector{Param("colors", ty.Of(interface_struct))}, ty.void_(),
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utils::Vector{
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WrapInStatement(Let("r", ty.f32(), MemberAccessor("colors", "col1"))),
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WrapInStatement(Let("g", ty.f32(), MemberAccessor("colors", "col2"))),
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},
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utils::Vector{Stage(ast::PipelineStage::kFragment)});
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GeneratorImpl& gen = SanitizeAndBuild();
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ASSERT_TRUE(gen.Generate()) << gen.error();
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EXPECT_EQ(gen.result(), R"(#include <metal_stdlib>
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using namespace metal;
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struct Interface {
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float col1;
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float col2;
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float4 pos;
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};
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struct tint_symbol {
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float col1 [[user(locn1)]];
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float col2 [[user(locn2)]];
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float4 pos [[position]];
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};
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Interface vert_main_inner() {
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Interface const tint_symbol_3 = Interface{.col1=0.5f, .col2=0.25f, .pos=float4(0.0f)};
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return tint_symbol_3;
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}
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vertex tint_symbol vert_main() {
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Interface const inner_result = vert_main_inner();
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tint_symbol wrapper_result = {};
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wrapper_result.col1 = inner_result.col1;
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wrapper_result.col2 = inner_result.col2;
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wrapper_result.pos = inner_result.pos;
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return wrapper_result;
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}
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struct tint_symbol_2 {
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float col1 [[user(locn1)]];
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float col2 [[user(locn2)]];
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};
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void frag_main_inner(Interface colors) {
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float const r = colors.col1;
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float const g = colors.col2;
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}
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fragment void frag_main(float4 pos [[position]], tint_symbol_2 tint_symbol_1 [[stage_in]]) {
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Interface const tint_symbol_4 = {.col1=tint_symbol_1.col1, .col2=tint_symbol_1.col2, .pos=pos};
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frag_main_inner(tint_symbol_4);
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return;
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}
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)");
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}
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TEST_F(MslGeneratorImplTest, Emit_Attribute_EntryPoint_SharedStruct_HelperFunction) {
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// struct VertexOutput {
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// @builtin(position) pos : vec4<f32>;
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// };
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// fn foo(x : f32) -> VertexOutput {
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// return VertexOutput(vec4<f32>(x, x, x, 1.0));
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// }
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// fn vert_main1() -> VertexOutput {
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// return foo(0.5);
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// }
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// fn vert_main2() -> VertexOutput {
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// return foo(0.25);
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// }
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auto* vertex_output_struct = Structure(
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"VertexOutput",
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utils::Vector{
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Member("pos", ty.vec4<f32>(), utils::Vector{Builtin(ast::BuiltinValue::kPosition)}),
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});
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Func("foo", utils::Vector{Param("x", ty.f32())}, ty.Of(vertex_output_struct),
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utils::Vector{
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Return(
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Call(ty.Of(vertex_output_struct), Call(ty.vec4<f32>(), "x", "x", "x", Expr(1_f)))),
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});
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Func("vert_main1", utils::Empty, ty.Of(vertex_output_struct),
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utils::Vector{Return(Expr(Call("foo", Expr(0.5_f))))},
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utils::Vector{Stage(ast::PipelineStage::kVertex)});
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Func("vert_main2", utils::Empty, ty.Of(vertex_output_struct),
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utils::Vector{Return(Expr(Call("foo", Expr(0.25_f))))},
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utils::Vector{Stage(ast::PipelineStage::kVertex)});
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GeneratorImpl& gen = SanitizeAndBuild();
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ASSERT_TRUE(gen.Generate()) << gen.error();
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EXPECT_EQ(gen.result(), R"(#include <metal_stdlib>
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using namespace metal;
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struct VertexOutput {
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float4 pos;
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};
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VertexOutput foo(float x) {
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VertexOutput const tint_symbol_2 = {.pos=float4(x, x, x, 1.0f)};
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return tint_symbol_2;
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}
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struct tint_symbol {
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float4 pos [[position]];
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};
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VertexOutput vert_main1_inner() {
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return foo(0.5f);
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}
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vertex tint_symbol vert_main1() {
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VertexOutput const inner_result = vert_main1_inner();
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tint_symbol wrapper_result = {};
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wrapper_result.pos = inner_result.pos;
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return wrapper_result;
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}
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struct tint_symbol_1 {
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float4 pos [[position]];
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};
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VertexOutput vert_main2_inner() {
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return foo(0.25f);
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}
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vertex tint_symbol_1 vert_main2() {
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VertexOutput const inner_result_1 = vert_main2_inner();
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tint_symbol_1 wrapper_result_1 = {};
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wrapper_result_1.pos = inner_result_1.pos;
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return wrapper_result_1;
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}
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)");
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}
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TEST_F(MslGeneratorImplTest, Emit_FunctionAttribute_EntryPoint_With_RW_StorageBuffer) {
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auto* s = Structure("Data", utils::Vector{
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Member("a", ty.i32()),
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Member("b", ty.f32()),
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});
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GlobalVar("coord", ty.Of(s), type::AddressSpace::kStorage, type::Access::kReadWrite, Group(0_a),
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Binding(0_a));
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auto* var = Var("v", ty.f32(), MemberAccessor("coord", "b"));
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Func("frag_main", utils::Empty, ty.void_(),
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utils::Vector{
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Decl(var),
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Return(),
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},
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utils::Vector{
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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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EXPECT_EQ(gen.result(), R"(#include <metal_stdlib>
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using namespace metal;
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struct Data {
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/* 0x0000 */ int a;
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/* 0x0004 */ float b;
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};
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fragment void frag_main(device Data* tint_symbol [[buffer(0)]]) {
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float v = (*(tint_symbol)).b;
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return;
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}
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)");
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}
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TEST_F(MslGeneratorImplTest, Emit_FunctionAttribute_EntryPoint_With_RO_StorageBuffer) {
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auto* s = Structure("Data", utils::Vector{
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Member("a", ty.i32()),
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Member("b", ty.f32()),
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});
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GlobalVar("coord", ty.Of(s), type::AddressSpace::kStorage, type::Access::kRead, Group(0_a),
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Binding(0_a));
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auto* var = Var("v", ty.f32(), MemberAccessor("coord", "b"));
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Func("frag_main", utils::Empty, ty.void_(),
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utils::Vector{
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Decl(var),
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Return(),
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},
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utils::Vector{
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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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EXPECT_EQ(gen.result(), R"(#include <metal_stdlib>
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using namespace metal;
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struct Data {
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/* 0x0000 */ int a;
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/* 0x0004 */ float b;
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};
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fragment void frag_main(const device Data* tint_symbol [[buffer(0)]]) {
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float v = (*(tint_symbol)).b;
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return;
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}
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)");
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}
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TEST_F(MslGeneratorImplTest, Emit_Attribute_Called_By_EntryPoint_With_Uniform) {
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auto* ubo_ty = Structure("UBO", utils::Vector{Member("coord", ty.vec4<f32>())});
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auto* ubo =
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GlobalVar("ubo", ty.Of(ubo_ty), type::AddressSpace::kUniform, Group(0_a), Binding(0_a));
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Func("sub_func",
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utils::Vector{
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Param("param", ty.f32()),
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},
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ty.f32(),
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utils::Vector{
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Return(MemberAccessor(MemberAccessor(ubo, "coord"), "x")),
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});
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auto* var = Var("v", ty.f32(), Call("sub_func", 1_f));
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Func("frag_main", utils::Empty, ty.void_(),
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utils::Vector{
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Decl(var),
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Return(),
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},
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utils::Vector{
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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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EXPECT_EQ(gen.result(), R"(#include <metal_stdlib>
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using namespace metal;
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struct UBO {
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/* 0x0000 */ float4 coord;
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};
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float sub_func(float param, const constant UBO* const tint_symbol) {
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return (*(tint_symbol)).coord[0];
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}
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fragment void frag_main(const constant UBO* tint_symbol_1 [[buffer(0)]]) {
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float v = sub_func(1.0f, tint_symbol_1);
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return;
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}
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)");
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}
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TEST_F(MslGeneratorImplTest, Emit_FunctionAttribute_Called_By_EntryPoint_With_RW_StorageBuffer) {
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auto* s = Structure("Data", utils::Vector{
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Member("a", ty.i32()),
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Member("b", ty.f32()),
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});
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GlobalVar("coord", ty.Of(s), type::AddressSpace::kStorage, type::Access::kReadWrite, Group(0_a),
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Binding(0_a));
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Func("sub_func",
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utils::Vector{
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Param("param", ty.f32()),
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},
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ty.f32(),
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utils::Vector{
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Return(MemberAccessor("coord", "b")),
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});
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auto* var = Var("v", ty.f32(), Call("sub_func", 1_f));
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Func("frag_main", utils::Empty, ty.void_(),
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utils::Vector{
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Decl(var),
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Return(),
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},
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utils::Vector{
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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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EXPECT_EQ(gen.result(), R"(#include <metal_stdlib>
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using namespace metal;
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struct Data {
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/* 0x0000 */ int a;
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/* 0x0004 */ float b;
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};
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float sub_func(float param, device Data* const tint_symbol) {
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return (*(tint_symbol)).b;
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}
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fragment void frag_main(device Data* tint_symbol_1 [[buffer(0)]]) {
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float v = sub_func(1.0f, tint_symbol_1);
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return;
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}
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)");
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}
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TEST_F(MslGeneratorImplTest, Emit_FunctionAttribute_Called_By_EntryPoint_With_RO_StorageBuffer) {
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auto* s = Structure("Data", utils::Vector{
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Member("a", ty.i32()),
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Member("b", ty.f32()),
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});
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GlobalVar("coord", ty.Of(s), type::AddressSpace::kStorage, type::Access::kRead, Group(0_a),
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Binding(0_a));
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Func("sub_func",
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utils::Vector{
|
|
Param("param", ty.f32()),
|
|
},
|
|
ty.f32(),
|
|
utils::Vector{
|
|
Return(MemberAccessor("coord", "b")),
|
|
});
|
|
|
|
auto* var = Var("v", ty.f32(), Call("sub_func", 1_f));
|
|
|
|
Func("frag_main", utils::Empty, ty.void_(),
|
|
utils::Vector{
|
|
Decl(var),
|
|
Return(),
|
|
},
|
|
utils::Vector{
|
|
Stage(ast::PipelineStage::kFragment),
|
|
});
|
|
|
|
GeneratorImpl& gen = SanitizeAndBuild();
|
|
|
|
ASSERT_TRUE(gen.Generate()) << gen.error();
|
|
EXPECT_EQ(gen.result(), R"(#include <metal_stdlib>
|
|
|
|
using namespace metal;
|
|
struct Data {
|
|
/* 0x0000 */ int a;
|
|
/* 0x0004 */ float b;
|
|
};
|
|
|
|
float sub_func(float param, const device Data* const tint_symbol) {
|
|
return (*(tint_symbol)).b;
|
|
}
|
|
|
|
fragment void frag_main(const device Data* tint_symbol_1 [[buffer(0)]]) {
|
|
float v = sub_func(1.0f, tint_symbol_1);
|
|
return;
|
|
}
|
|
|
|
)");
|
|
}
|
|
|
|
TEST_F(MslGeneratorImplTest, Emit_Function_WithArrayParams) {
|
|
Func("my_func",
|
|
utils::Vector{
|
|
Param("a", ty.array<f32, 5>()),
|
|
},
|
|
ty.void_(),
|
|
utils::Vector{
|
|
Return(),
|
|
});
|
|
|
|
GeneratorImpl& gen = SanitizeAndBuild();
|
|
|
|
gen.increment_indent();
|
|
|
|
ASSERT_TRUE(gen.Generate()) << gen.error();
|
|
EXPECT_EQ(gen.result(), R"( #include <metal_stdlib>
|
|
|
|
using namespace metal;
|
|
|
|
template<typename T, size_t N>
|
|
struct tint_array {
|
|
const constant T& operator[](size_t i) const constant { return elements[i]; }
|
|
device T& operator[](size_t i) device { return elements[i]; }
|
|
const device T& operator[](size_t i) const device { return elements[i]; }
|
|
thread T& operator[](size_t i) thread { return elements[i]; }
|
|
const thread T& operator[](size_t i) const thread { return elements[i]; }
|
|
threadgroup T& operator[](size_t i) threadgroup { return elements[i]; }
|
|
const threadgroup T& operator[](size_t i) const threadgroup { return elements[i]; }
|
|
T elements[N];
|
|
};
|
|
|
|
void my_func(tint_array<float, 5> a) {
|
|
return;
|
|
}
|
|
|
|
)");
|
|
}
|
|
|
|
TEST_F(MslGeneratorImplTest, Emit_Function_WithArrayReturn) {
|
|
Func("my_func", utils::Empty, ty.array<f32, 5>(),
|
|
utils::Vector{
|
|
Return(Call(ty.array<f32, 5>())),
|
|
});
|
|
|
|
GeneratorImpl& gen = SanitizeAndBuild();
|
|
|
|
gen.increment_indent();
|
|
|
|
ASSERT_TRUE(gen.Generate()) << gen.error();
|
|
EXPECT_EQ(gen.result(), R"( #include <metal_stdlib>
|
|
|
|
using namespace metal;
|
|
|
|
template<typename T, size_t N>
|
|
struct tint_array {
|
|
const constant T& operator[](size_t i) const constant { return elements[i]; }
|
|
device T& operator[](size_t i) device { return elements[i]; }
|
|
const device T& operator[](size_t i) const device { return elements[i]; }
|
|
thread T& operator[](size_t i) thread { return elements[i]; }
|
|
const thread T& operator[](size_t i) const thread { return elements[i]; }
|
|
threadgroup T& operator[](size_t i) threadgroup { return elements[i]; }
|
|
const threadgroup T& operator[](size_t i) const threadgroup { return elements[i]; }
|
|
T elements[N];
|
|
};
|
|
|
|
tint_array<float, 5> my_func() {
|
|
tint_array<float, 5> const tint_symbol = tint_array<float, 5>{};
|
|
return tint_symbol;
|
|
}
|
|
|
|
)");
|
|
}
|
|
|
|
// https://crbug.com/tint/297
|
|
TEST_F(MslGeneratorImplTest, Emit_Function_Multiple_EntryPoint_With_Same_ModuleVar) {
|
|
// struct Data {
|
|
// d : f32;
|
|
// };
|
|
// @binding(0) @group(0) var<storage> data : Data;
|
|
//
|
|
// @compute @workgroup_size(1)
|
|
// fn a() {
|
|
// return;
|
|
// }
|
|
//
|
|
// @compute @workgroup_size(1)
|
|
// fn b() {
|
|
// return;
|
|
// }
|
|
|
|
auto* s = Structure("Data", utils::Vector{Member("d", ty.f32())});
|
|
|
|
GlobalVar("data", ty.Of(s), type::AddressSpace::kStorage, type::Access::kReadWrite, Group(0_a),
|
|
Binding(0_a));
|
|
|
|
{
|
|
auto* var = Var("v", ty.f32(), MemberAccessor("data", "d"));
|
|
|
|
Func("a", utils::Empty, ty.void_(),
|
|
utils::Vector{
|
|
Decl(var),
|
|
Return(),
|
|
},
|
|
utils::Vector{
|
|
Stage(ast::PipelineStage::kCompute),
|
|
WorkgroupSize(1_i),
|
|
});
|
|
}
|
|
|
|
{
|
|
auto* var = Var("v", ty.f32(), MemberAccessor("data", "d"));
|
|
|
|
Func("b", utils::Empty, ty.void_(),
|
|
utils::Vector{
|
|
Decl(var),
|
|
Return(),
|
|
},
|
|
utils::Vector{
|
|
Stage(ast::PipelineStage::kCompute),
|
|
WorkgroupSize(1_i),
|
|
});
|
|
}
|
|
|
|
GeneratorImpl& gen = SanitizeAndBuild();
|
|
|
|
ASSERT_TRUE(gen.Generate()) << gen.error();
|
|
EXPECT_EQ(gen.result(), R"(#include <metal_stdlib>
|
|
|
|
using namespace metal;
|
|
struct Data {
|
|
/* 0x0000 */ float d;
|
|
};
|
|
|
|
kernel void a(device Data* tint_symbol [[buffer(0)]]) {
|
|
float v = (*(tint_symbol)).d;
|
|
return;
|
|
}
|
|
|
|
kernel void b(device Data* tint_symbol_1 [[buffer(0)]]) {
|
|
float v = (*(tint_symbol_1)).d;
|
|
return;
|
|
}
|
|
|
|
)");
|
|
}
|
|
|
|
} // namespace
|
|
} // namespace tint::writer::msl
|