CIRDataLayoutSpec.h

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//===-- CIRDataLayoutSpec.h - DLTI data layout for CIR modules --*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file declares a helper that attaches the DLTI data-layout spec,
// including the CIR-native pointer entry, to a CIR module.
//
//===----------------------------------------------------------------------===//
#ifndef CLANG_CIR_CIRDATALAYOUTSPEC_H
#define CLANG_CIR_CIRDATALAYOUTSPEC_H
 
namespace llvm {
class DataLayout;
} // namespace llvm
 
namespace mlir {
class ModuleOp;
} // namespace mlir
 
namespace cir {
 
/// Translate \p dl into a DLTI data-layout spec and attach it to \p mod.
/// On top of the plain mlir::translateDataLayout entries this adds a
/// #cir.ptr_spec entry keyed on !cir.ptr, which CIR pointer types read for
/// their size and alignment; without it pointer widths default to 64 bits.
void setMLIRDataLayout(mlir::ModuleOp mod, const llvm::DataLayout &dl);
 
} // namespace cir
 
#endif // CLANG_CIR_CIRDATALAYOUTSPEC_H