blob: 3606f968be60acdad648d3cc6ae340f48eb292b6 [file] [log] [blame]
// Copyright 2024 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#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"
<< Program::printer(*result) << "\n"
<< result->Diagnostics();
}
}
}
} // namespace
} // namespace tint::ast::transform
TINT_WGSL_PROGRAM_FUZZER(tint::ast::transform::Std140Fuzzer);