Typing.h

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//===-- Typing.h - C API for llzk types ---------------------------*- C -*-===//
//
// Part of the LLZK Project, under the Apache License v2.0.
// See LICENSE.txt for license information.
// Copyright 2025 Veridise Inc.
// SPDX-License-Identifier: Apache-2.0
//
//===----------------------------------------------------------------------===//
//
// This header declares functions that check for properties of types
// in different llzk constructs.
//
//===----------------------------------------------------------------------===//
 
#ifndef LLZK_C_TYPING_H
#define LLZK_C_TYPING_H
 
#include <mlir-c/IR.h>
#include <mlir-c/Support.h>
 
#ifdef __cplusplus
extern "C" {
#endif

MLIR_CAPI_EXPORTED void llzkAssertValidAttrForParamOfType(MlirAttribute attr);

MLIR_CAPI_EXPORTED bool llzkIsValidType(MlirType type);

MLIR_CAPI_EXPORTED bool llzkIsValidColumnType(MlirType type, MlirOperation op);

MLIR_CAPI_EXPORTED bool llzkIsValidGlobalType(MlirType type);

MLIR_CAPI_EXPORTED bool llzkIsValidEmitEqType(MlirType type);

MLIR_CAPI_EXPORTED bool llzkIsValidConstReadType(MlirType type);

MLIR_CAPI_EXPORTED bool llzkIsValidArrayElemType(MlirType type);

MLIR_CAPI_EXPORTED bool llzkIsValidArrayType(MlirType type);

MLIR_CAPI_EXPORTED bool llzkIsConcreteType(MlirType type, bool allowStructParams);

MLIR_CAPI_EXPORTED bool llzkIsSignalType(MlirType type);

MLIR_CAPI_EXPORTED bool llzkHasAffineMapAttr(MlirType type);

MLIR_CAPI_EXPORTED bool llzkTypeParamsUnify(
    intptr_t, MlirAttribute const *lhsParams, intptr_t, MlirAttribute const *rhsParams
);

MLIR_CAPI_EXPORTED bool
llzkArrayAttrTypeParamsUnify(MlirAttribute lhsParams, MlirAttribute rhsParams);

MLIR_CAPI_EXPORTED bool llzkTypesUnify(
    MlirType lhs, MlirType rhs, intptr_t nRhsReversePrefix, MlirStringRef const *rhsReversePrefix
);

MLIR_CAPI_EXPORTED bool llzkIsMoreConcreteUnification(
    MlirType oldTy, MlirType newTy, bool (*knownOldToNew)(MlirType, MlirType, void *), void *data
);

MLIR_CAPI_EXPORTED MlirAttribute llzkForceIntAttrType(MlirAttribute attr);
 
#ifdef __cplusplus
}
#endif
 
#endif