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| author | Chris Lattner <sabre@nondot.org> | 2006-11-17 22:10:59 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2006-11-17 22:10:59 +0000 |
| commit | df4ed6350b2a51f71c0980e86c9078f4046ea706 (patch) | |
| tree | e6bef3b52f6fd6cea6cd434edfaadba53b431e8e /lib/Target/PowerPC/PPCPredicates.cpp | |
| parent | b1409ce7ba3cea5e75fd205d4c037638d93cfeaf (diff) | |
| download | llvm-df4ed6350b2a51f71c0980e86c9078f4046ea706.tar.gz llvm-df4ed6350b2a51f71c0980e86c9078f4046ea706.tar.bz2 llvm-df4ed6350b2a51f71c0980e86c9078f4046ea706.tar.xz | |
start using PPC predicates more consistently.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31833 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/PowerPC/PPCPredicates.cpp')
| -rw-r--r-- | lib/Target/PowerPC/PPCPredicates.cpp | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/PPCPredicates.cpp b/lib/Target/PowerPC/PPCPredicates.cpp new file mode 100644 index 0000000000..ccda5c0d9a --- /dev/null +++ b/lib/Target/PowerPC/PPCPredicates.cpp @@ -0,0 +1,30 @@ +//===-- PPCPredicates.cpp - PPC Branch Predicate Information --------------===// +// +// The LLVM Compiler Infrastructure +// +// This file was developed by Chris Lattner and is distributed under +// the University of Illinois Open Source License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file implements the PowerPC branch predicates. +// +//===----------------------------------------------------------------------===// + +#include "PPCPredicates.h" +#include <cassert> +using namespace llvm; + +PPC::Predicate PPC::InvertPredicate(PPC::Predicate Opcode) { + switch (Opcode) { + default: assert(0 && "Unknown PPC branch opcode!"); + case PPC::PRED_EQ: return PPC::PRED_NE; + case PPC::PRED_NE: return PPC::PRED_EQ; + case PPC::PRED_LT: return PPC::PRED_GE; + case PPC::PRED_GE: return PPC::PRED_LT; + case PPC::PRED_GT: return PPC::PRED_LE; + case PPC::PRED_LE: return PPC::PRED_GT; + case PPC::PRED_NU: return PPC::PRED_UN; + case PPC::PRED_UN: return PPC::PRED_NU; + } +} |