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| author | Evan Cheng <evan.cheng@apple.com> | 2009-02-09 07:14:22 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-02-09 07:14:22 +0000 |
| commit | dc54d317e7a381ef8e4aca80d54ad1466bb85dda (patch) | |
| tree | f270708392612a47df3c09a023d1541097ae3147 /lib/Target/XCore/XCoreInstrInfo.h | |
| parent | 0de5d6fce05dcdb6e9ea2368f02b936b0c50aacf (diff) | |
| download | llvm-dc54d317e7a381ef8e4aca80d54ad1466bb85dda.tar.gz llvm-dc54d317e7a381ef8e4aca80d54ad1466bb85dda.tar.bz2 llvm-dc54d317e7a381ef8e4aca80d54ad1466bb85dda.tar.xz | |
Turns out AnalyzeBranch can modify the mbb being analyzed. This is a nasty
suprise to some callers, e.g. register coalescer. For now, add an parameter
that tells AnalyzeBranch whether it's safe to modify the mbb. A better
solution is out there, but I don't have time to deal with it right now.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64124 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/XCore/XCoreInstrInfo.h')
| -rw-r--r-- | lib/Target/XCore/XCoreInstrInfo.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Target/XCore/XCoreInstrInfo.h b/lib/Target/XCore/XCoreInstrInfo.h index a2c1e67c70..965ad367a9 100644 --- a/lib/Target/XCore/XCoreInstrInfo.h +++ b/lib/Target/XCore/XCoreInstrInfo.h @@ -56,7 +56,8 @@ public: virtual bool AnalyzeBranch(MachineBasicBlock &MBB, MachineBasicBlock *&TBB, MachineBasicBlock *&FBB, - SmallVectorImpl<MachineOperand> &Cond) const; + SmallVectorImpl<MachineOperand> &Cond, + bool AllowModify) const; virtual unsigned InsertBranch(MachineBasicBlock &MBB, MachineBasicBlock *TBB, MachineBasicBlock *FBB, |