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//===-- 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.
//
//===----------------------------------------------------------------------===//
/* Capstone Disassembly Engine */
/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2015 */
#ifndef CS_POWERPC_PPCPREDICATES_H
#define CS_POWERPC_PPCPREDICATES_H
#include "capstone/ppc.h"
// NOTE: duplicate of ppc_bc in ppc.h to maitain code compatibility with LLVM
typedef enum ppc_predicate {
PPC_PRED_LT = (0 << 5) | 12,
PPC_PRED_LE = (1 << 5) | 4,
PPC_PRED_EQ = (2 << 5) | 12,
PPC_PRED_GE = (0 << 5) | 4,
PPC_PRED_GT = (1 << 5) | 12,
PPC_PRED_NE = (2 << 5) | 4,
PPC_PRED_UN = (3 << 5) | 12,
PPC_PRED_NU = (3 << 5) | 4,
PPC_PRED_LT_MINUS = (0 << 5) | 14,
PPC_PRED_LE_MINUS = (1 << 5) | 6,
PPC_PRED_EQ_MINUS = (2 << 5) | 14,
PPC_PRED_GE_MINUS = (0 << 5) | 6,
PPC_PRED_GT_MINUS = (1 << 5) | 14,
PPC_PRED_NE_MINUS = (2 << 5) | 6,
PPC_PRED_UN_MINUS = (3 << 5) | 14,
PPC_PRED_NU_MINUS = (3 << 5) | 6,
PPC_PRED_LT_PLUS = (0 << 5) | 15,
PPC_PRED_LE_PLUS = (1 << 5) | 7,
PPC_PRED_EQ_PLUS = (2 << 5) | 15,
PPC_PRED_GE_PLUS = (0 << 5) | 7,
PPC_PRED_GT_PLUS = (1 << 5) | 15,
PPC_PRED_NE_PLUS = (2 << 5) | 7,
PPC_PRED_UN_PLUS = (3 << 5) | 15,
PPC_PRED_NU_PLUS = (3 << 5) | 7,
// When dealing with individual condition-register bits, we have simple set
// and unset predicates.
PPC_PRED_BIT_SET = 1024,
PPC_PRED_BIT_UNSET = 1025
} ppc_predicate;
/// Invert the specified predicate. != -> ==, < -> >=.
ppc_predicate InvertPredicate(ppc_predicate Opcode);
/// Assume the condition register is set by MI(a,b), return the predicate if
/// we modify the instructions such that condition register is set by MI(b,a).
ppc_predicate getSwappedPredicate(ppc_predicate Opcode);
#endif