Initial revision

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14283 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/PowerPC/PowerPCInstrInfo.h

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+//===- PowerPCInstrInfo.h - PowerPC Instruction Information -----*- 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 contains the PowerPC implementation of the TargetInstrInfo class.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef POWERPCINSTRUCTIONINFO_H
+#define POWERPCINSTRUCTIONINFO_H
+
+#include "llvm/Target/TargetInstrInfo.h"
+#include "PowerPCRegisterInfo.h"
+
+namespace llvm {
+
+namespace PPC32II {
+	enum {
+		ArgCountShift = 0,
+		ArgCountMask = 7,
+		
+		Arg0TypeShift = 3,
+		Arg1TypeShift = 8,
+		Arg2TypeShift = 13,
+		Arg3TypeShift = 18,
+		Arg4TypeShift = 23,
+		VMX = 1<<28,
+		PPC64 = 1<<29,
+		ArgTypeMask = 31
+	};
+	
+	enum {
+		None = 0,
+		Gpr = 1,
+		Gpr0 = 2,
+		Simm16 = 3,
+		Zimm16 = 4,
+		PCRelimm24 = 5,
+		Imm24 = 6,
+		Imm5 = 7,
+		PCRelimm14 = 8,
+		Imm14 = 9,
+		Imm2 = 10,
+		Crf = 11,
+		Imm3 = 12,
+		Imm1 = 13,
+		Fpr = 14,
+		Imm4 = 15,
+		Imm8 = 16,
+		Disimm16 = 17,
+		Disimm14 = 18,
+		Spr = 19,
+		Sgr = 20,
+		Imm15 = 21,
+		Vpr = 22
+	};
+}
+
+class PowerPCInstrInfo : public TargetInstrInfo {
+  const PowerPCRegisterInfo RI;
+public:
+  PowerPCInstrInfo();
+
+  /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info.  As
+  /// such, whenever a client has an instance of instruction info, it should
+  /// always be able to get register info as well (through this method).
+  ///
+  virtual const MRegisterInfo &getRegisterInfo() const { return RI; }
+};
+
+}
+
+#endif