[llvm-commits] CVS: llvm/lib/Target/SparcV8/SparcV8RegisterInfo.cpp

[Chris Lattner]

Changes in directory llvm/lib/Target/SparcV8:

SparcV8RegisterInfo.cpp updated: 1.29 -> 1.30
---
Log message:

don't emit 'add %o6, 0, %o6' instructions


---
Diffs of the changes:  (+6 -5)

 SparcV8RegisterInfo.cpp |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)


Index: llvm/lib/Target/SparcV8/SparcV8RegisterInfo.cpp
diff -u llvm/lib/Target/SparcV8/SparcV8RegisterInfo.cpp:1.29 llvm/lib/Target/SparcV8/SparcV8RegisterInfo.cpp:1.30
--- llvm/lib/Target/SparcV8/SparcV8RegisterInfo.cpp:1.29	Sun Dec 18 18:06:52 2005
+++ llvm/lib/Target/SparcV8/SparcV8RegisterInfo.cpp	Sun Dec 18 20:51:12 2005
@@ -77,11 +77,12 @@
 eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB,
                               MachineBasicBlock::iterator I) const {
   MachineInstr &MI = *I;
-  int size = MI.getOperand (0).getImmedValue ();
-  if (MI.getOpcode () == V8::ADJCALLSTACKDOWN)
-    size = -size;
-  BuildMI (MBB, I, V8::ADDri, 2, V8::O6).addReg (V8::O6).addSImm (size);
-  MBB.erase (I);
+  int Size = MI.getOperand(0).getImmedValue();
+  if (MI.getOpcode() == V8::ADJCALLSTACKDOWN)
+    Size = -Size;
+  if (Size)
+    BuildMI(MBB, I, V8::ADDri, 2, V8::O6).addReg(V8::O6).addSImm(Size);
+  MBB.erase(I);
 }
 
 void