Breaking up the PowerPC target into 32- and 64-bit subparts, Part I: 32-bit.

llvm-svn: 15634

1 files changed, 53 insertions, 0 deletions

diff --git a/llvm/lib/Target/PowerPC/PPC32TargetMachine.h b/llvm/lib/Target/PowerPC/PPC32TargetMachine.h
new file mode 100644
index 00000000000..4b4d2c548c5
--- /dev/null
+++ b/llvm/lib/Target/PowerPC/PPC32TargetMachine.h
@@ -0,0 +1,53 @@
+//===-- PPC32TargetMachine.h - PowerPC/Darwin TargetMachine ---*- C++ -*-=//
+// 
+//                     The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// 
+//===----------------------------------------------------------------------===//
+// 
+// This file declares the PowerPC/Darwin specific subclass of TargetMachine.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef POWERPC_DARWIN_TARGETMACHINE_H
+#define POWERPC_DARWIN_TARGETMACHINE_H
+
+#include "llvm/Target/TargetMachine.h"
+#include "llvm/Target/TargetFrameInfo.h"
+#include "llvm/PassManager.h"
+#include "PowerPCTargetMachine.h"
+#include <set>
+
+namespace llvm {
+
+class GlobalValue;
+class IntrinsicLowering;
+
+class PPC32TargetMachine : public PowerPCTargetMachine {
+public:
+  PPC32TargetMachine(const Module &M, IntrinsicLowering *IL);
+
+  /// addPassesToEmitMachineCode - Add passes to the specified pass manager to
+  /// get machine code emitted.  This uses a MachineCodeEmitter object to handle
+  /// actually outputting the machine code and resolving things like the address
+  /// of functions.  This method should returns true if machine code emission is
+  /// not supported.
+  ///
+  virtual bool addPassesToEmitMachineCode(FunctionPassManager &PM,
+                                          MachineCodeEmitter &MCE);
+  
+  virtual bool addPassesToEmitAssembly(PassManager &PM, std::ostream &Out);
+
+  static unsigned getModuleMatchQuality(const Module &M);
+
+  // Two shared sets between the instruction selector and the printer allow for
+  // correct linkage on Darwin
+  std::set<GlobalValue*> CalledFunctions;
+  std::set<GlobalValue*> AddressTaken;
+};
+
+} // end namespace llvm
+
+#endif