1 //===-- PPCPredicates.h - PPC Branch Predicate Information ------*- 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 describes the PowerPC branch predicates. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_TARGET_POWERPC_PPCPREDICATES_H 15 #define LLVM_TARGET_POWERPC_PPCPREDICATES_H 16 17 namespace llvm { 18 namespace PPC { 19 /// Predicate - These are "(BI << 5) | BO" for various predicates. 20 enum Predicate { 21 PRED_ALWAYS = (0 << 5) | 20, 22 PRED_LT = (0 << 5) | 12, 23 PRED_LE = (1 << 5) | 4, 24 PRED_EQ = (2 << 5) | 12, 25 PRED_GE = (0 << 5) | 4, 26 PRED_GT = (1 << 5) | 12, 27 PRED_NE = (2 << 5) | 4, 28 PRED_UN = (3 << 5) | 12, 29 PRED_NU = (3 << 5) | 4 30 }; 31 32 /// Invert the specified predicate. != -> ==, < -> >=. 33 Predicate InvertPredicate(Predicate Opcode); 34 } 35 } 36 37 #endif 38