| //===-- PPCPredicates.h - PPC Branch Predicate Information ------*- C++ -*-===// | |
| // | |
| // The LLVM Compiler Infrastructure | |
| // | |
| // This file is distributed under the University of Illinois Open Source | |
| // License. See LICENSE.TXT for details. | |
| // | |
| //===----------------------------------------------------------------------===// | |
| // | |
| // This file describes the PowerPC branch predicates. | |
| // | |
| //===----------------------------------------------------------------------===// | |
| #ifndef LLVM_TARGET_POWERPC_PPCPREDICATES_H | |
| #define LLVM_TARGET_POWERPC_PPCPREDICATES_H | |
| namespace llvm { | |
| namespace PPC { | |
| /// Predicate - These are "(BI << 5) | BO" for various predicates. | |
| enum Predicate { | |
| PRED_ALWAYS = (0 << 5) | 20, | |
| PRED_LT = (0 << 5) | 12, | |
| PRED_LE = (1 << 5) | 4, | |
| PRED_EQ = (2 << 5) | 12, | |
| PRED_GE = (0 << 5) | 4, | |
| PRED_GT = (1 << 5) | 12, | |
| PRED_NE = (2 << 5) | 4, | |
| PRED_UN = (3 << 5) | 12, | |
| PRED_NU = (3 << 5) | 4 | |
| }; | |
| /// Invert the specified predicate. != -> ==, < -> >=. | |
| Predicate InvertPredicate(Predicate Opcode); | |
| } | |
| } | |
| #endif |