diff options
| author | Evan Cheng <evan.cheng@apple.com> | 2007-03-20 08:09:38 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2007-03-20 08:09:38 +0000 |
| commit | bf2c8b3c96f5c885095a10b0fcb29438f92d73c2 (patch) | |
| tree | e29fe6ae443de3ff4bc386753587aa3654a67ba8 /lib/Target/Alpha/AlphaRegisterInfo.cpp | |
| parent | a16b7cb1d3a482a28bc8f73433f0034d8d8673d7 (diff) | |
| download | llvm-bf2c8b3c96f5c885095a10b0fcb29438f92d73c2.tar.gz llvm-bf2c8b3c96f5c885095a10b0fcb29438f92d73c2.tar.bz2 llvm-bf2c8b3c96f5c885095a10b0fcb29438f92d73c2.tar.xz | |
Added MRegisterInfo hook to re-materialize an instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35205 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Alpha/AlphaRegisterInfo.cpp')
| -rw-r--r-- | lib/Target/Alpha/AlphaRegisterInfo.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/Target/Alpha/AlphaRegisterInfo.cpp b/lib/Target/Alpha/AlphaRegisterInfo.cpp index aea7c6da51..8dd8b1769a 100644 --- a/lib/Target/Alpha/AlphaRegisterInfo.cpp +++ b/lib/Target/Alpha/AlphaRegisterInfo.cpp @@ -155,6 +155,15 @@ void AlphaRegisterInfo::copyRegToReg(MachineBasicBlock &MBB, } } +void AlphaRegisterInfo::reMaterialize(MachineBasicBlock &MBB, + MachineBasicBlock::iterator I, + unsigned DestReg, + const MachineInstr *Orig) const { + MachineInstr *MI = Orig->clone(); + MI->getOperand(0).setReg(DestReg); + MBB.insert(I, MI); +} + const unsigned* AlphaRegisterInfo::getCalleeSavedRegs() const { static const unsigned CalleeSavedRegs[] = { Alpha::R9, Alpha::R10, |