Changes in directory llvm/include/llvm/Target:
MRegisterInfo.h updated: 1.101 -> 1.102
---
Log message:
Added MRegisterInfo hook to re-materialize an instruction.
---
Diffs of the changes: (+7 -0)
MRegisterInfo.h | 7 +++++++
1 files changed, 7 insertions(+)
Index: llvm/include/llvm/Target/MRegisterInfo.h
diff -u llvm/include/llvm/Target/MRegisterInfo.h:1.101
llvm/include/llvm/Target/MRegisterInfo.h:1.102
--- llvm/include/llvm/Target/MRegisterInfo.h:1.101 Tue Mar 6 04:04:38 2007
+++ llvm/include/llvm/Target/MRegisterInfo.h Tue Mar 20 03:05:54 2007
@@ -374,6 +374,13 @@
unsigned DestReg, unsigned SrcReg,
const TargetRegisterClass *RC) const = 0;
+ /// reMaterialize - Re-issue the specified 'original' instruction at the
+ /// specific location targeting a new destination register.
+ virtual void reMaterialize(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator MI,
+ unsigned DestReg,
+ const MachineInstr *Orig) const = 0;
+
/// foldMemoryOperand - Attempt to fold a load or store of the
/// specified stack slot into the specified machine instruction for
/// the specified operand. If this is possible, a new instruction
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