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// Copyright 2024 The Dawn & Tint Authors
//
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#include "src/tint/cmd/fuzz/wgsl/fuzz.h"
#include "src/tint/lang/core/address_space.h"
#include "src/tint/lang/core/type/pointer.h"
#include "src/tint/lang/wgsl/ast/module.h"
#include "src/tint/lang/wgsl/ast/transform/std140.h"
#include "src/tint/lang/wgsl/sem/function.h"
namespace tint::ast::transform {
namespace {
bool CanRun(const Program& program) {
for (auto* fn : program.AST().Functions()) {
auto* sem_fn = program.Sem().Get(fn);
for (auto* param : sem_fn->Parameters()) {
if (auto* ptr = param->Type()->As<core::type::Pointer>()) {
if (ptr->AddressSpace() == core::AddressSpace::kUniform) {
return false; // Requires the DirectVariableAccess transform
}
}
}
}
return true;
}
void Std140Fuzzer(const Program& program) {
if (!CanRun(program)) {
return;
}
DataMap outputs;
if (auto result = Std140{}.Apply(program, DataMap{}, outputs)) {
if (!result->IsValid()) {
TINT_ICE() << "Std140 returned invalid program:\n" << result->Diagnostics();
}
}
}
} // namespace
} // namespace tint::ast::transform
TINT_WGSL_PROGRAM_FUZZER(tint::ast::transform::Std140Fuzzer);