llvm-project/llvm/lib/CodeGen/OcamlGC.cpp

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//===-- OcamlCollector.cpp - Ocaml frametable emitter ---------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements lowering for the llvm.gc* intrinsics compatible with
// Objective Caml 3.10.0, which uses a liveness-accurate static stack map.
//
//===----------------------------------------------------------------------===//
#include "llvm/CodeGen/GCs.h"
#include "llvm/CodeGen/AsmPrinter.h"
#include "llvm/CodeGen/GCStrategy.h"
#include "llvm/Module.h"
#include "llvm/Target/TargetAsmInfo.h"
#include "llvm/Target/TargetData.h"
#include "llvm/Target/TargetMachine.h"
using namespace llvm;
namespace {
class VISIBILITY_HIDDEN OcamlCollector : public Collector {
public:
OcamlCollector();
};
}
static CollectorRegistry::Add<OcamlCollector>
X("ocaml", "ocaml 3.10-compatible collector");
// -----------------------------------------------------------------------------
Collector *llvm::createOcamlCollector() {
return new OcamlCollector();
}
OcamlCollector::OcamlCollector() {
NeededSafePoints = 1 << GC::PostCall;
UsesMetadata = true;
}