[llvm-commits] CVS: llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp

Chris Lattner lattner at cs.uiuc.edu
Sat Oct 15 14:40:23 PDT 2005



Changes in directory llvm/lib/Target/PowerPC:

PPCISelDAGToDAG.cpp updated: 1.103 -> 1.104
---
Log message:

remove dead code


---
Diffs of the changes:  (+3 -8)

 PPCISelDAGToDAG.cpp |   11 +++--------
 1 files changed, 3 insertions(+), 8 deletions(-)


Index: llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
diff -u llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp:1.103 llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp:1.104
--- llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp:1.103	Fri Oct 14 18:59:06 2005
+++ llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp	Sat Oct 15 16:40:12 2005
@@ -233,7 +233,7 @@
     if (IsShiftMask) Mask = Mask << Shift;
     // determine which bits are made indeterminant by shift
     Indeterminant = ~(0xFFFFFFFFu << Shift);
-  } else if (Opcode == ISD::SRA || Opcode == ISD::SRL) { 
+  } else if (Opcode == ISD::SRL) { 
     // apply shift right to mask if it comes first
     if (IsShiftMask) Mask = Mask >> Shift;
     // determine which bits are made indeterminant by shift
@@ -1277,13 +1277,8 @@
     return SDOperand(N, 0);
   }
   case ISD::SRA: {
-    unsigned Imm, SH, MB, ME;
-    if (0 &&isOpcWithIntImmediate(N->getOperand(0).Val, ISD::AND, Imm) &&
-        isRotateAndMask(N, Imm, true, SH, MB, ME))
-      CurDAG->SelectNodeTo(N, PPC::RLWINM, MVT::i32, 
-                           Select(N->getOperand(0).getOperand(0)),
-                           getI32Imm(SH), getI32Imm(MB), getI32Imm(ME));
-    else if (isIntImmediate(N->getOperand(1), Imm))
+    unsigned Imm;
+    if (isIntImmediate(N->getOperand(1), Imm))
       CurDAG->SelectNodeTo(N, PPC::SRAWI, MVT::i32, Select(N->getOperand(0)), 
                            getI32Imm(Imm));
     else






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