1 //===-- llvm/Target/TargetOpcodes.h - Target Indep Opcodes ------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file defines the target independent instruction opcodes. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_TARGET_TARGETOPCODES_H 15 #define LLVM_TARGET_TARGETOPCODES_H 16 17 namespace llvm { 18 19 /// Invariant opcodes: All instruction sets have these as their low opcodes. 20 /// 21 namespace TargetOpcode { 22 enum { 23 #define HANDLE_TARGET_OPCODE(OPC, NUM) OPC = NUM, 24 #define HANDLE_TARGET_OPCODE_MARKER(IDENT, OPC) IDENT = OPC, 25 #include "llvm/Target/TargetOpcodes.def" 26 }; 27 } // end namespace TargetOpcode 28 29 /// Check whether the given Opcode is a generic opcode that is not supposed 30 /// to appear after ISel. isPreISelGenericOpcode(unsigned Opcode)31static inline bool isPreISelGenericOpcode(unsigned Opcode) { 32 return Opcode >= TargetOpcode::PRE_ISEL_GENERIC_OPCODE_START && 33 Opcode <= TargetOpcode::PRE_ISEL_GENERIC_OPCODE_END; 34 } 35 } // end namespace llvm 36 37 #endif 38