src/tint/lang/hlsl/writer/raise/change_immediate_to_uniform.h

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#ifndef SRC_TINT_LANG_HLSL_WRITER_RAISE_CHANGE_IMMEDIATE_TO_UNIFORM_H_
#define SRC_TINT_LANG_HLSL_WRITER_RAISE_CHANGE_IMMEDIATE_TO_UNIFORM_H_

#include <algorithm>
#include <optional>

#include "src/tint/api/common/binding_point.h"
#include "src/tint/utils/result.h"

// Forward declarations.
namespace tint::core::ir {
class Module;
}  // namespace tint::core::ir

namespace tint::hlsl::writer::raise {

struct ChangeImmediateToUniformConfig {
    /// The binding point info.
    std::optional<BindingPoint> immediate_binding_point;
};

/// ChangeImmediateToUniform is a transform used to replace immediate global var accesses to
/// uniform address space. Doing this transform to leverage DecomposeUniformAccess to generate
/// correct loading of the HLSL primitive objects. This transform should apply after all immediate
/// related transforms and before DecomposeUniformAccess transform.
///
///
/// @param module the module to transform
/// @returns success or failure
Result<SuccessType> ChangeImmediateToUniform(core::ir::Module& module,
                                             const ChangeImmediateToUniformConfig& config);

}  // namespace tint::hlsl::writer::raise

#endif  // SRC_TINT_LANG_HLSL_WRITER_RAISE_CHANGE_IMMEDIATE_TO_UNIFORM_H_