It's not always safe to fold movsd into xorpd, etc. Check the alignment of the load address first to make sure it's 16 byte aligned.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46893 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCInstrInfo.cpp b/lib/Target/PowerPC/PPCInstrInfo.cpp
index 47e2871..81c1003 100644
--- a/lib/Target/PowerPC/PPCInstrInfo.cpp
+++ b/lib/Target/PowerPC/PPCInstrInfo.cpp
@@ -536,7 +536,8 @@
/// foldMemoryOperand - PowerPC (like most RISC's) can only fold spills into
/// copy instructions, turning them into load/store instructions.
-MachineInstr *PPCInstrInfo::foldMemoryOperand(MachineInstr *MI,
+MachineInstr *PPCInstrInfo::foldMemoryOperand(MachineFunction &MF,
+ MachineInstr *MI,
SmallVectorImpl<unsigned> &Ops,
int FrameIndex) const {
if (Ops.size() != 1) return NULL;
@@ -594,7 +595,7 @@
}
bool PPCInstrInfo::canFoldMemoryOperand(MachineInstr *MI,
- SmallVectorImpl<unsigned> &Ops) const {
+ SmallVectorImpl<unsigned> &Ops) const {
if (Ops.size() != 1) return false;
// Make sure this is a reg-reg copy. Note that we can't handle MCRF, because