TypeCAPIGen.cpp

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//===- TypeCAPIGen.cpp - C API generator for types ------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// TypeCAPIGen uses the description of types to generate C API for the types.
//
//===----------------------------------------------------------------------===//
 
#include <mlir/TableGen/AttrOrTypeDef.h>
#include <mlir/TableGen/GenInfo.h>
 
#include <llvm/Support/CommandLine.h>
#include <llvm/Support/FormatVariadic.h>
#include <llvm/TableGen/Record.h>
#include <llvm/TableGen/TableGenBackend.h>
 
#include "CommonAttrOrTypeCAPIGen.h"
#include "CommonCAPIGen.h"
 
using namespace mlir;
using namespace mlir::tblgen;

static bool emitTypeCAPIHeader(const llvm::RecordKeeper &records, raw_ostream &os) {
  emitSourceFileHeader("Type C API Declarations", os, records);
 
  AttrOrTypeHeaderGenerator generator("Type", os);
  generator.genPrologue();
 
  for (const auto *def : records.getAllDerivedDefinitions("TypeDef")) {
    const AttrOrTypeDef type(def);
    generator.genCompleteRecord(type);
  }
 
  generator.genEpilogue();
  return false;
}

static bool emitTypeCAPIImpl(const llvm::RecordKeeper &records, raw_ostream &os) {
  emitSourceFileHeader("Type C API Implementations", os, records);
 
  AttrOrTypeImplementationGenerator generator("Type", os);
  generator.genPrologue();
 
  for (const auto *def : records.getAllDerivedDefinitions("TypeDef")) {
    const AttrOrTypeDef type(def);
    generator.genCompleteRecord(type);
  }
 
  return false;
}
 
static mlir::GenRegistration genTypeCAPIHeader(
    "gen-type-capi-header", "Generate type C API header declarations", &emitTypeCAPIHeader
);
 
static mlir::GenRegistration
    genTypeCAPIImpl("gen-type-capi-impl", "Generate type C API implementations", &emitTypeCAPIImpl);