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4ee451de36
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45418 91177308-0d34-0410-b5e6-96231b3b80d8
31 lines
1.0 KiB
C++
31 lines
1.0 KiB
C++
//===-- PPCPredicates.cpp - PPC Branch Predicate Information --------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements the PowerPC branch predicates.
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//
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//===----------------------------------------------------------------------===//
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#include "PPCPredicates.h"
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#include <cassert>
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using namespace llvm;
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PPC::Predicate PPC::InvertPredicate(PPC::Predicate Opcode) {
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switch (Opcode) {
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default: assert(0 && "Unknown PPC branch opcode!");
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case PPC::PRED_EQ: return PPC::PRED_NE;
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case PPC::PRED_NE: return PPC::PRED_EQ;
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case PPC::PRED_LT: return PPC::PRED_GE;
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case PPC::PRED_GE: return PPC::PRED_LT;
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case PPC::PRED_GT: return PPC::PRED_LE;
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case PPC::PRED_LE: return PPC::PRED_GT;
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case PPC::PRED_NU: return PPC::PRED_UN;
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case PPC::PRED_UN: return PPC::PRED_NU;
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}
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}
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