Changes in directory llvm/include/llvm/Target:
MRegisterInfo.h updated: 1.66 -> 1.67
---
Log message:
add a new isStoreToStackSlot method
---
Diffs of the changes: (+10 -1)
MRegisterInfo.h | 11 ++++++++++-
1 files changed, 10 insertions(+), 1 deletion(-)
Index: llvm/include/llvm/Target/MRegisterInfo.h
diff -u llvm/include/llvm/Target/MRegisterInfo.h:1.66
llvm/include/llvm/Target/MRegisterInfo.h:1.67
--- llvm/include/llvm/Target/MRegisterInfo.h:1.66 Wed Nov 30 22:51:06 2005
+++ llvm/include/llvm/Target/MRegisterInfo.h Thu Feb 2 13:55:29 2006
@@ -262,12 +262,21 @@
/// isLoadFromStackSlot - If the specified machine instruction is a direct
/// load from a stack slot, return the virtual or physical register number of
/// the destination along with the FrameIndex of the loaded stack slot. If
- /// not, return 0. This predicate must return false if the instruction has
+ /// not, return 0. This predicate must return 0 if the instruction has
/// any side effects other than loading from the stack slot.
virtual unsigned isLoadFromStackSlot(MachineInstr *MI, int &FrameIndex)
const{
return 0;
}
+ /// isStoreToStackSlot - If the specified machine instruction is a direct
+ /// store to a stack slot, return the virtual or physical register number of
+ /// the source reg along with the FrameIndex of the loaded stack slot. If
+ /// not, return 0. This predicate must return 0 if the instruction has
+ /// any side effects other than storing to the stack slot.
+ virtual unsigned isStoreToStackSlot(MachineInstr *MI, int &FrameIndex) const
{
+ return 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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