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#include "src/tint/lang/core/type/atomic.h"

#include "src/tint/lang/core/type/manager.h"
#include "src/tint/lang/core/type/reference.h"
#include "src/tint/utils/diagnostic/diagnostic.h"
#include "src/tint/utils/ice/ice.h"
#include "src/tint/utils/math/hash.h"
#include "src/tint/utils/text/string_stream.h"

TINT_INSTANTIATE_TYPEINFO(tint::core::type::Atomic);

namespace tint::core::type {

Atomic::Atomic(const core::type::Type* subtype)
    : Base(Hash(tint::TypeCode::Of<Atomic>().bits, subtype),
           core::type::Flags{
               Flag::kCreationFixedFootprint,
               Flag::kFixedFootprint,
           }),
      subtype_(subtype) {
    TINT_ASSERT(!subtype->Is<Reference>());
}

bool Atomic::Equals(const core::type::UniqueNode& other) const {
    if (auto* o = other.As<Atomic>()) {
        return o->subtype_ == subtype_;
    }
    return false;
}

std::string Atomic::FriendlyName() const {
    StringStream out;
    out << "atomic<" << subtype_->FriendlyName() << ">";
    return out.str();
}

uint32_t Atomic::Size() const {
    return subtype_->Size();
}

uint32_t Atomic::Align() const {
    return subtype_->Align();
}

Atomic::~Atomic() = default;

Atomic* Atomic::Clone(CloneContext& ctx) const {
    auto* ty = subtype_->Clone(ctx);
    return ctx.dst.mgr->Get<Atomic>(ty);
}

}  // namespace tint::core::type