Revert "inspector: Remove legacy shader IO support"

This reverts commit 055901b3cd.

Reason for revert: Is causing a *lot* of test failures in the tint -> dawn roll

Original change's description:
> inspector: Remove legacy shader IO support
>
> Bug: tint:697
> Change-Id: Ifa01fa459daa5c2f4b47833cd14ea1b303455c34
> Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/55402
> Reviewed-by: Ben Clayton <bclayton@google.com>
> Commit-Queue: James Price <jrprice@google.com>
> Kokoro: Kokoro <noreply+kokoro@google.com>
> Auto-Submit: James Price <jrprice@google.com>

TBR=rharrison@chromium.org,bclayton@google.com,jrprice@google.com,noreply+kokoro@google.com,tint-scoped@luci-project-accounts.iam.gserviceaccount.com

Change-Id: I692a09eeda8e9e7271f032aa6d4cf0630d54c26a
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: tint:697
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/55580
Reviewed-by: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
This commit is contained in:
Ben Clayton 2021-06-22 11:23:00 +00:00
parent 7aac7b521e
commit 3c9086d6a5
2 changed files with 440 additions and 4 deletions

View File

@ -104,11 +104,47 @@ std::vector<EntryPoint> Inspector::GetEntryPoints() {
auto* decl = var->Declaration();
auto name = program_->Symbols().NameFor(decl->symbol());
if (ast::HasDecoration<ast::BuiltinDecoration>(decl->decorations())) {
continue;
}
if (var->IsPipelineConstant()) {
OverridableConstant overridable_constant;
overridable_constant.name = name;
entry_point.overridable_constants.push_back(overridable_constant);
// TODO(crbug.com/tint/697): Remove this.
{
StageVariable stage_variable;
stage_variable.name = name;
stage_variable.component_type = ComponentType::kUnknown;
auto* type = var->Type()->UnwrapRef();
if (type->is_float_scalar_or_vector() || type->is_float_matrix()) {
stage_variable.component_type = ComponentType::kFloat;
} else if (type->is_unsigned_scalar_or_vector()) {
stage_variable.component_type = ComponentType::kUInt;
} else if (type->is_signed_scalar_or_vector()) {
stage_variable.component_type = ComponentType::kSInt;
}
auto* location_decoration =
ast::GetDecoration<ast::LocationDecoration>(decl->decorations());
if (location_decoration) {
stage_variable.has_location_decoration = true;
stage_variable.location_decoration = location_decoration->value();
} else {
stage_variable.has_location_decoration = false;
}
if (var->StorageClass() == ast::StorageClass::kInput) {
entry_point.input_variables.push_back(stage_variable);
} else if (var->StorageClass() == ast::StorageClass::kOutput) {
entry_point.output_variables.push_back(stage_variable);
}
}
{
if (var->IsPipelineConstant()) {
OverridableConstant overridable_constant;
overridable_constant.name = name;
entry_point.overridable_constants.push_back(overridable_constant);
}
}
}

View File

@ -76,6 +76,70 @@ class InspectorHelper : public ProgramBuilder {
return Structure(name, members);
}
// TODO(crbug.com/tint/697): Remove this.
/// Add In/Out variables to the global variables
/// @param inout_vars tuples of {in, out} that will be added as entries to the
/// global variables
void AddInOutVariables(
std::vector<std::tuple<std::string, std::string>> inout_vars) {
uint32_t location = 0;
for (auto inout : inout_vars) {
std::string in, out;
std::tie(in, out) = inout;
Global(in, ty.u32(), ast::StorageClass::kInput, nullptr,
ast::DecorationList{Location(location++)});
Global(out, ty.u32(), ast::StorageClass::kOutput, nullptr,
ast::DecorationList{Location(location++)});
}
}
// TODO(crbug.com/tint/697): Remove this.
/// Generates a function that references in/out variables
/// @param name name of the function created
/// @param inout_vars tuples of {in, out} that will be converted into out = in
/// calls in the function body
/// @param decorations the function decorations
void MakeInOutVariableBodyFunction(
std::string name,
std::vector<std::tuple<std::string, std::string>> inout_vars,
ast::DecorationList decorations) {
ast::StatementList stmts;
for (auto inout : inout_vars) {
std::string in, out;
std::tie(in, out) = inout;
stmts.emplace_back(Assign(out, in));
}
stmts.emplace_back(Return());
Func(name, ast::VariableList(), ty.void_(), stmts, decorations);
}
// TODO(crbug.com/tint/697): Remove this.
/// Generates a function that references in/out variables and calls another
/// function.
/// @param caller name of the function created
/// @param callee name of the function to be called
/// @param inout_vars tuples of {in, out} that will be converted into out = in
/// calls in the function body
/// @param decorations the function decorations
/// @returns a function object
ast::Function* MakeInOutVariableCallerBodyFunction(
std::string caller,
std::string callee,
std::vector<std::tuple<std::string, std::string>> inout_vars,
ast::DecorationList decorations) {
ast::StatementList stmts;
for (auto inout : inout_vars) {
std::string in, out;
std::tie(in, out) = inout;
stmts.emplace_back(Assign(out, in));
}
stmts.emplace_back(create<ast::CallStatement>(Call(callee)));
stmts.emplace_back(Return());
return Func(caller, ast::VariableList(), ty.void_(), stmts, decorations);
}
/// Add a pipeline constant to the global variables, with a specific ID.
/// @param name name of the variable to add
/// @param id id number for the constant id
@ -137,6 +201,19 @@ class InspectorHelper : public ProgramBuilder {
return Func(func, ast::VariableList(), ty.void_(), stmts, decorations);
}
/// @param vec Vector of StageVariable to be searched
/// @param name Name to be searching for
/// @returns true if name is in vec, otherwise false
bool ContainsName(const std::vector<StageVariable>& vec,
const std::string& name) {
for (auto& s : vec) {
if (s.name == name) {
return true;
}
}
return false;
}
/// Builds a string for accessing a member in a generated struct
/// @param idx index of member
/// @param type type of member
@ -1067,6 +1144,329 @@ TEST_F(InspectorGetEntryPointTest, MixInOutVariablesAndStruct) {
EXPECT_EQ(ComponentType::kUInt, result[0].output_variables[1].component_type);
}
// TODO(crbug.com/tint/697): Remove this.
TEST_F(InspectorGetEntryPointTest, EntryPointInOutVariables_Legacy) {
AddInOutVariables({{"in_var", "out_var"}});
MakeInOutVariableBodyFunction("foo", {{"in_var", "out_var"}},
ast::DecorationList{
Stage(ast::PipelineStage::kFragment),
});
Inspector& inspector = Build();
auto result = inspector.GetEntryPoints();
ASSERT_FALSE(inspector.has_error()) << inspector.error();
ASSERT_EQ(1u, result.size());
ASSERT_EQ(1u, result[0].input_variables.size());
EXPECT_EQ("in_var", result[0].input_variables[0].name);
EXPECT_TRUE(result[0].input_variables[0].has_location_decoration);
EXPECT_EQ(0u, result[0].input_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].input_variables[0].component_type);
ASSERT_EQ(1u, result[0].output_variables.size());
EXPECT_EQ("out_var", result[0].output_variables[0].name);
EXPECT_TRUE(result[0].output_variables[0].has_location_decoration);
EXPECT_EQ(1u, result[0].output_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].output_variables[0].component_type);
}
// TODO(crbug.com/tint/697): Remove this.
TEST_F(InspectorGetEntryPointTest, FunctionInOutVariables_Legacy) {
AddInOutVariables({{"in_var", "out_var"}});
MakeInOutVariableBodyFunction("func", {{"in_var", "out_var"}}, {});
MakeCallerBodyFunction("foo", {"func"},
ast::DecorationList{
Stage(ast::PipelineStage::kFragment),
});
Inspector& inspector = Build();
auto result = inspector.GetEntryPoints();
ASSERT_FALSE(inspector.has_error()) << inspector.error();
ASSERT_EQ(1u, result.size());
ASSERT_EQ(1u, result[0].input_variables.size());
EXPECT_EQ("in_var", result[0].input_variables[0].name);
EXPECT_TRUE(result[0].input_variables[0].has_location_decoration);
EXPECT_EQ(0u, result[0].input_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].input_variables[0].component_type);
ASSERT_EQ(1u, result[0].output_variables.size());
EXPECT_EQ("out_var", result[0].output_variables[0].name);
EXPECT_TRUE(result[0].output_variables[0].has_location_decoration);
EXPECT_EQ(1u, result[0].output_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].output_variables[0].component_type);
}
// TODO(crbug.com/tint/697): Remove this.
TEST_F(InspectorGetEntryPointTest, RepeatedInOutVariables_Legacy) {
AddInOutVariables({{"in_var", "out_var"}});
MakeInOutVariableBodyFunction("func", {{"in_var", "out_var"}}, {});
MakeInOutVariableCallerBodyFunction("foo", "func", {{"in_var", "out_var"}},
ast::DecorationList{
Stage(ast::PipelineStage::kFragment),
});
Inspector& inspector = Build();
auto result = inspector.GetEntryPoints();
ASSERT_FALSE(inspector.has_error()) << inspector.error();
ASSERT_EQ(1u, result.size());
ASSERT_EQ(1u, result[0].input_variables.size());
EXPECT_EQ("in_var", result[0].input_variables[0].name);
EXPECT_TRUE(result[0].input_variables[0].has_location_decoration);
EXPECT_EQ(0u, result[0].input_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].input_variables[0].component_type);
ASSERT_EQ(1u, result[0].output_variables.size());
EXPECT_EQ("out_var", result[0].output_variables[0].name);
EXPECT_TRUE(result[0].output_variables[0].has_location_decoration);
EXPECT_EQ(1u, result[0].output_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].output_variables[0].component_type);
}
// TODO(crbug.com/tint/697): Remove this.
TEST_F(InspectorGetEntryPointTest, EntryPointMultipleInOutVariables_Legacy) {
AddInOutVariables({{"in_var", "out_var"}, {"in2_var", "out2_var"}});
MakeInOutVariableBodyFunction(
"foo", {{"in_var", "out_var"}, {"in2_var", "out2_var"}},
ast::DecorationList{
Stage(ast::PipelineStage::kFragment),
});
Inspector& inspector = Build();
auto result = inspector.GetEntryPoints();
ASSERT_FALSE(inspector.has_error()) << inspector.error();
ASSERT_EQ(1u, result.size());
ASSERT_EQ(2u, result[0].input_variables.size());
EXPECT_TRUE(ContainsName(result[0].input_variables, "in_var"));
EXPECT_TRUE(ContainsName(result[0].input_variables, "in2_var"));
EXPECT_TRUE(result[0].input_variables[0].has_location_decoration);
EXPECT_EQ(0u, result[0].input_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].input_variables[0].component_type);
EXPECT_TRUE(result[0].input_variables[1].has_location_decoration);
EXPECT_EQ(2u, result[0].input_variables[1].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].input_variables[1].component_type);
ASSERT_EQ(2u, result[0].output_variables.size());
EXPECT_TRUE(ContainsName(result[0].output_variables, "out_var"));
EXPECT_TRUE(ContainsName(result[0].output_variables, "out2_var"));
EXPECT_TRUE(result[0].output_variables[0].has_location_decoration);
EXPECT_EQ(1u, result[0].output_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].output_variables[0].component_type);
EXPECT_TRUE(result[0].output_variables[1].has_location_decoration);
EXPECT_EQ(3u, result[0].output_variables[1].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].output_variables[1].component_type);
}
// TODO(crbug.com/tint/697): Remove this.
TEST_F(InspectorGetEntryPointTest, FunctionMultipleInOutVariables_Legacy) {
AddInOutVariables({{"in_var", "out_var"}, {"in2_var", "out2_var"}});
MakeInOutVariableBodyFunction(
"func", {{"in_var", "out_var"}, {"in2_var", "out2_var"}}, {});
MakeCallerBodyFunction("foo", {"func"},
ast::DecorationList{
Stage(ast::PipelineStage::kFragment),
});
Inspector& inspector = Build();
auto result = inspector.GetEntryPoints();
ASSERT_FALSE(inspector.has_error()) << inspector.error();
ASSERT_EQ(1u, result.size());
ASSERT_EQ(2u, result[0].input_variables.size());
EXPECT_TRUE(ContainsName(result[0].input_variables, "in_var"));
EXPECT_TRUE(ContainsName(result[0].input_variables, "in2_var"));
EXPECT_TRUE(result[0].input_variables[0].has_location_decoration);
EXPECT_EQ(0u, result[0].input_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].input_variables[0].component_type);
EXPECT_TRUE(result[0].input_variables[1].has_location_decoration);
EXPECT_EQ(2u, result[0].input_variables[1].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].input_variables[1].component_type);
ASSERT_EQ(2u, result[0].output_variables.size());
EXPECT_TRUE(ContainsName(result[0].output_variables, "out_var"));
EXPECT_TRUE(ContainsName(result[0].output_variables, "out2_var"));
EXPECT_TRUE(result[0].output_variables[0].has_location_decoration);
EXPECT_EQ(1u, result[0].output_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].output_variables[0].component_type);
EXPECT_TRUE(result[0].output_variables[1].has_location_decoration);
EXPECT_EQ(3u, result[0].output_variables[1].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].output_variables[1].component_type);
}
// TODO(crbug.com/tint/697): Remove this.
TEST_F(InspectorGetEntryPointTest, MultipleEntryPointsInOutVariables_Legacy) {
AddInOutVariables({{"in_var", "out_var"}, {"in2_var", "out2_var"}});
MakeInOutVariableBodyFunction("foo", {{"in_var", "out2_var"}},
ast::DecorationList{
Stage(ast::PipelineStage::kFragment),
});
MakeInOutVariableBodyFunction("bar", {{"in2_var", "out_var"}},
ast::DecorationList{
Stage(ast::PipelineStage::kCompute),
});
// TODO(dsinclair): Update to run the namer transform when
// available.
Inspector& inspector = Build();
auto result = inspector.GetEntryPoints();
ASSERT_FALSE(inspector.has_error()) << inspector.error();
ASSERT_EQ(2u, result.size());
ASSERT_EQ("foo", result[0].name);
ASSERT_EQ("foo", result[0].remapped_name);
ASSERT_EQ(1u, result[0].input_variables.size());
EXPECT_EQ("in_var", result[0].input_variables[0].name);
EXPECT_TRUE(result[0].input_variables[0].has_location_decoration);
EXPECT_EQ(0u, result[0].input_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].input_variables[0].component_type);
ASSERT_EQ(1u, result[0].output_variables.size());
EXPECT_EQ("out2_var", result[0].output_variables[0].name);
EXPECT_TRUE(result[0].output_variables[0].has_location_decoration);
EXPECT_EQ(3u, result[0].output_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].output_variables[0].component_type);
ASSERT_EQ("bar", result[1].name);
ASSERT_EQ("bar", result[1].remapped_name);
ASSERT_EQ(1u, result[1].input_variables.size());
EXPECT_EQ("in2_var", result[1].input_variables[0].name);
EXPECT_TRUE(result[1].input_variables[0].has_location_decoration);
EXPECT_EQ(2u, result[1].input_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[1].input_variables[0].component_type);
ASSERT_EQ(1u, result[1].output_variables.size());
EXPECT_EQ("out_var", result[1].output_variables[0].name);
EXPECT_TRUE(result[1].output_variables[0].has_location_decoration);
EXPECT_EQ(1u, result[1].output_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[1].output_variables[0].component_type);
}
// TODO(crbug.com/tint/697): Remove this.
TEST_F(InspectorGetEntryPointTest,
MultipleEntryPointsSharedInOutVariables_Legacy) {
AddInOutVariables({{"in_var", "out_var"}, {"in2_var", "out2_var"}});
MakeInOutVariableBodyFunction("func", {{"in2_var", "out2_var"}}, {});
MakeInOutVariableCallerBodyFunction("foo", "func", {{"in_var", "out_var"}},
ast::DecorationList{
Stage(ast::PipelineStage::kFragment),
});
MakeCallerBodyFunction("bar", {"func"},
ast::DecorationList{
Stage(ast::PipelineStage::kCompute),
});
// TODO(dsinclair): Update to run the namer transform when
// available.
Inspector& inspector = Build();
auto result = inspector.GetEntryPoints();
ASSERT_FALSE(inspector.has_error()) << inspector.error();
ASSERT_EQ(2u, result.size());
ASSERT_EQ("foo", result[0].name);
ASSERT_EQ("foo", result[0].remapped_name);
ASSERT_EQ(2u, result[0].input_variables.size());
EXPECT_TRUE(ContainsName(result[0].input_variables, "in_var"));
EXPECT_TRUE(ContainsName(result[0].input_variables, "in2_var"));
EXPECT_TRUE(result[0].input_variables[0].has_location_decoration);
EXPECT_EQ(0u, result[0].input_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].input_variables[0].component_type);
EXPECT_TRUE(result[0].input_variables[1].has_location_decoration);
EXPECT_EQ(2u, result[0].input_variables[1].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].input_variables[1].component_type);
ASSERT_EQ(2u, result[0].output_variables.size());
EXPECT_TRUE(ContainsName(result[0].output_variables, "out_var"));
EXPECT_TRUE(ContainsName(result[0].output_variables, "out2_var"));
EXPECT_TRUE(result[0].output_variables[0].has_location_decoration);
EXPECT_EQ(1u, result[0].output_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].output_variables[0].component_type);
EXPECT_TRUE(result[0].output_variables[0].has_location_decoration);
EXPECT_EQ(3u, result[0].output_variables[1].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].output_variables[1].component_type);
ASSERT_EQ("bar", result[1].name);
ASSERT_EQ("bar", result[1].remapped_name);
ASSERT_EQ(1u, result[1].input_variables.size());
EXPECT_EQ("in2_var", result[1].input_variables[0].name);
EXPECT_TRUE(result[1].input_variables[0].has_location_decoration);
EXPECT_EQ(2u, result[1].input_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[1].input_variables[0].component_type);
ASSERT_EQ(1u, result[1].output_variables.size());
EXPECT_EQ("out2_var", result[1].output_variables[0].name);
EXPECT_TRUE(result[1].output_variables[0].has_location_decoration);
EXPECT_EQ(3u, result[1].output_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[1].output_variables[0].component_type);
}
// TODO(crbug.com/tint/697): Remove this.
TEST_F(InspectorGetEntryPointTest, BuiltInsNotStageVariables_Legacy) {
Global("in_var", ty.u32(), ast::StorageClass::kInput, nullptr,
ast::DecorationList{Builtin(ast::Builtin::kPosition)});
Global("out_var", ty.u32(), ast::StorageClass::kOutput, nullptr,
ast::DecorationList{Location(0)});
MakeInOutVariableBodyFunction("func", {{"in_var", "out_var"}}, {});
MakeCallerBodyFunction("foo", {"func"},
ast::DecorationList{
Stage(ast::PipelineStage::kFragment),
});
// TODO(dsinclair): Update to run the namer transform when available.
Inspector& inspector = Build();
auto result = inspector.GetEntryPoints();
ASSERT_FALSE(inspector.has_error()) << inspector.error();
ASSERT_EQ(1u, result.size());
ASSERT_EQ("foo", result[0].name);
ASSERT_EQ("foo", result[0].remapped_name);
EXPECT_EQ(0u, result[0].input_variables.size());
EXPECT_EQ(1u, result[0].output_variables.size());
EXPECT_TRUE(ContainsName(result[0].output_variables, "out_var"));
EXPECT_TRUE(result[0].output_variables[0].has_location_decoration);
EXPECT_EQ(0u, result[0].output_variables[0].location_decoration);
EXPECT_EQ(ComponentType::kUInt, result[0].output_variables[0].component_type);
}
TEST_F(InspectorGetEntryPointTest, OverridableConstantUnreferenced) {
AddOverridableConstantWithoutID<float>("foo", ty.f32(), nullptr);
MakeEmptyBodyFunction("ep_func", {Stage(ast::PipelineStage::kCompute)});