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author | Chris Lattner <sabre@nondot.org> | 2006-10-13 20:59:31 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2006-10-13 20:59:31 +0000 |
commit | 5f1e4dbdf77de6887441af20857967a3d24c01ab (patch) | |
tree | 1473bfd2fc0545a7e5940f5ff484a96637ce8f1a /include/llvm/Target/TargetInstrInfo.h | |
parent | 1ccc47ec386e6726ca76955b0e739328a49a65c5 (diff) | |
download | external_llvm-5f1e4dbdf77de6887441af20857967a3d24c01ab.zip external_llvm-5f1e4dbdf77de6887441af20857967a3d24c01ab.tar.gz external_llvm-5f1e4dbdf77de6887441af20857967a3d24c01ab.tar.bz2 |
allow branch reversal to fail
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30943 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Target/TargetInstrInfo.h')
-rw-r--r-- | include/llvm/Target/TargetInstrInfo.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/include/llvm/Target/TargetInstrInfo.h b/include/llvm/Target/TargetInstrInfo.h index e311957..bfe6ad7 100644 --- a/include/llvm/Target/TargetInstrInfo.h +++ b/include/llvm/Target/TargetInstrInfo.h @@ -308,10 +308,11 @@ public: assert(0 && "Target didn't implement TargetInstrInfo::RemoveBranch!"); } - /// Reverses the branch condition of the MachineInstr pointed by - /// MI. The instruction is replaced and the new MI is returned. - virtual void ReverseBranchCondition(std::vector<MachineOperand> &Cond) const { - assert(0 && "Target didn't implement ReverseBranchCondition!"); + /// ReverseBranchCondition - Reverses the branch condition of the specified + /// condition list, returning false on success and true if it cannot be + /// reversed. + virtual bool ReverseBranchCondition(std::vector<MachineOperand> &Cond) const { + return true; } /// insertNoop - Insert a noop into the instruction stream at the specified |