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thirdparty/capstone/suite/synctools/tablegen/include/llvm/CodeGen/MachineModuleInfoImpls.h

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+//===- llvm/CodeGen/MachineModuleInfoImpls.h --------------------*- 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 defines object-file format specific implementations of
+// MachineModuleInfoImpl.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CODEGEN_MACHINEMODULEINFOIMPLS_H
+#define LLVM_CODEGEN_MACHINEMODULEINFOIMPLS_H
+
+#include "llvm/ADT/DenseMap.h"
+#include "llvm/ADT/StringSet.h"
+#include "llvm/CodeGen/MachineModuleInfo.h"
+#include <cassert>
+
+namespace llvm {
+
+class MCSymbol;
+
+/// MachineModuleInfoMachO - This is a MachineModuleInfoImpl implementation
+/// for MachO targets.
+class MachineModuleInfoMachO : public MachineModuleInfoImpl {
+  /// GVStubs - Darwin '$non_lazy_ptr' stubs.  The key is something like
+  /// "Lfoo$non_lazy_ptr", the value is something like "_foo". The extra bit
+  /// is true if this GV is external.
+  DenseMap<MCSymbol *, StubValueTy> GVStubs;
+
+  /// ThreadLocalGVStubs - Darwin '$non_lazy_ptr' stubs.  The key is something
+  /// like "Lfoo$non_lazy_ptr", the value is something like "_foo". The extra
+  /// bit is true if this GV is external.
+  DenseMap<MCSymbol *, StubValueTy> ThreadLocalGVStubs;
+
+  virtual void anchor(); // Out of line virtual method.
+
+public:
+  MachineModuleInfoMachO(const MachineModuleInfo &) {}
+
+  StubValueTy &getGVStubEntry(MCSymbol *Sym) {
+    assert(Sym && "Key cannot be null");
+    return GVStubs[Sym];
+  }
+
+  StubValueTy &getThreadLocalGVStubEntry(MCSymbol *Sym) {
+    assert(Sym && "Key cannot be null");
+    return ThreadLocalGVStubs[Sym];
+  }
+
+  /// Accessor methods to return the set of stubs in sorted order.
+  SymbolListTy GetGVStubList() { return getSortedStubs(GVStubs); }
+  SymbolListTy GetThreadLocalGVStubList() {
+    return getSortedStubs(ThreadLocalGVStubs);
+  }
+};
+
+/// MachineModuleInfoELF - This is a MachineModuleInfoImpl implementation
+/// for ELF targets.
+class MachineModuleInfoELF : public MachineModuleInfoImpl {
+  /// GVStubs - These stubs are used to materialize global addresses in PIC
+  /// mode.
+  DenseMap<MCSymbol *, StubValueTy> GVStubs;
+
+  virtual void anchor(); // Out of line virtual method.
+
+public:
+  MachineModuleInfoELF(const MachineModuleInfo &) {}
+
+  StubValueTy &getGVStubEntry(MCSymbol *Sym) {
+    assert(Sym && "Key cannot be null");
+    return GVStubs[Sym];
+  }
+
+  /// Accessor methods to return the set of stubs in sorted order.
+
+  SymbolListTy GetGVStubList() { return getSortedStubs(GVStubs); }
+};
+
+/// MachineModuleInfoCOFF - This is a MachineModuleInfoImpl implementation
+/// for COFF targets.
+class MachineModuleInfoCOFF : public MachineModuleInfoImpl {
+  /// GVStubs - These stubs are used to materialize global addresses in PIC
+  /// mode.
+  DenseMap<MCSymbol *, StubValueTy> GVStubs;
+
+  virtual void anchor(); // Out of line virtual method.
+
+public:
+  MachineModuleInfoCOFF(const MachineModuleInfo &) {}
+
+  StubValueTy &getGVStubEntry(MCSymbol *Sym) {
+    assert(Sym && "Key cannot be null");
+    return GVStubs[Sym];
+  }
+
+  /// Accessor methods to return the set of stubs in sorted order.
+
+  SymbolListTy GetGVStubList() { return getSortedStubs(GVStubs); }
+};
+
+/// MachineModuleInfoWasm - This is a MachineModuleInfoImpl implementation
+/// for Wasm targets.
+class MachineModuleInfoWasm : public MachineModuleInfoImpl {
+  virtual void anchor(); // Out of line virtual method.
+
+public:
+  MachineModuleInfoWasm(const MachineModuleInfo &) {}
+
+  StringSet<> MachineSymbolsUsed;
+};
+
+} // end namespace llvm
+
+#endif // LLVM_CODEGEN_MACHINEMODULEINFOIMPLS_H