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#include "compiler.h"
#include <clang/CodeGen/CodeGenAction.h>
#include <clang/Driver/Compilation.h>
#include <clang/Driver/Driver.h>
#include <clang/Driver/Tool.h>
#include <clang/Frontend/CompilerInvocation.h>
#include <clang/Frontend/CompilerInstance.h>
#include <clang/Frontend/DiagnosticOptions.h>
#include <clang/Frontend/FrontendDiagnostic.h>
#include <clang/Frontend/TextDiagnosticPrinter.h>
#include <llvm/LLVMContext.h>
#include <llvm/Module.h>
#include <llvm/Config/config.h>
#include <llvm/ADT/OwningPtr.h>
#include <llvm/ADT/SmallString.h>
#include <llvm/Config/config.h>
#include <llvm/ExecutionEngine/ExecutionEngine.h>
#include <llvm/Support/ManagedStatic.h>
#include <llvm/Support/raw_ostream.h>
#include <llvm/System/Host.h>
#include <llvm/System/Path.h>
#include <llvm/Target/TargetSelect.h>
using namespace Coal;
using namespace clang;
Compiler::Compiler()
{
init();
}
Compiler::~Compiler()
{
}
void Compiler::init()
{
#if 0
// Initialize a compiler invocation object from the clang (-cc1) arguments.
const driver::ArgStringList &CCArgs = Cmd->getArguments();
llvm::OwningPtr<CompilerInvocation> CI(new CompilerInvocation);
CompilerInvocation::CreateFromArgs(*CI,
const_cast<const char **>(CCArgs.data()),
const_cast<const char **>(CCArgs.data()) +
CCArgs.size(),
Diags);
// Show the invocation, with -v.
if (CI->getHeaderSearchOpts().Verbose) {
llvm::errs() << "clang invocation:\n";
C->PrintJob(llvm::errs(), C->getJobs(), "\n", true);
llvm::errs() << "\n";
}
// FIXME: This is copied from cc1_main.cpp; simplify and eliminate.
// Create a compiler instance to handle the actual work.
CompilerInstance Clang;
Clang.setLLVMContext(new llvm::LLVMContext);
Clang.setInvocation(CI.take());
// Create the compilers actual diagnostics engine.
Clang.createDiagnostics(int(CCArgs.size()),const_cast<char**>(
CCArgs.data()));
if (!Clang.hasDiagnostics())
return 1;
// Infer the builtin include path if unspecified.
if (Clang.getHeaderSearchOpts().UseBuiltinIncludes &&
Clang.getHeaderSearchOpts().ResourceDir.empty())
Clang.getHeaderSearchOpts().ResourceDir =
CompilerInvocation::GetResourcesPath(argv[0], MainAddr);
#endif
}
llvm::Module * Compiler::compile(const std::string &text)
{
// Create and execute the frontend to generate an LLVM bitcode module.
llvm::OwningPtr<CodeGenAction> act(new EmitLLVMOnlyAction());
if (!m_clang.ExecuteAction(*act))
return 0;
return act->takeModule();
}
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