//===-- utils.cpp ---------------------------------------------------------===//
//
//                         LDC – the LLVM D compiler
//
// This file is distributed under the Boost Software License. See the LICENSE
// file for details.
//
//===----------------------------------------------------------------------===//

#include "utils.h"

#include <cassert>
#include <cstdio>
#include <cstdlib>

#include "llvm/IR/Module.h"
#include "llvm/IR/Verifier.h"

#include "context.h"

void fatal(const Context &context, const std::string &reason) {
  if (nullptr != context.fatalHandler) {
    context.fatalHandler(context.fatalHandlerData, reason.c_str());
  } else {
    fprintf(stderr, "Dynamic compiler fatal: %s\n", reason.c_str());
    fflush(stderr);
    abort();
  }
}

void interruptPoint(const Context &context, const char *desc,
                    const char *object) {
  assert(nullptr != desc);
  if (nullptr != context.interruptPointHandler) {
    context.interruptPointHandler(context.interruptPointHandlerData, desc,
                                  object);
  }
}

void verifyModule(const Context &context, llvm::Module &module) {
  std::string err;
  llvm::raw_string_ostream errstream(err);
  if (llvm::verifyModule(module, &errstream)) {
    std::string desc =
        std::string("module verification failed:") + errstream.str();
    fatal(context, desc);
  }
}