[llvm-commits] [llvm] r116284 - /llvm/trunk/lib/Target/ARM/ARMFastISel.cpp

[Eric Christopher]

Author: echristo
Date: Mon Oct 11 19:43:21 2010
New Revision: 116284

URL: http://llvm.org/viewvc/llvm-project?rev=116284&view=rev
Log:
Handle a wider arrangement of loads.

Modified:
    llvm/trunk/lib/Target/ARM/ARMFastISel.cpp

Modified: llvm/trunk/lib/Target/ARM/ARMFastISel.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMFastISel.cpp?rev=116284&r1=116283&r2=116284&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMFastISel.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMFastISel.cpp Mon Oct 11 19:43:21 2010
@@ -588,6 +588,22 @@
   switch (Opcode) {
     default:
     break;
+    case Instruction::BitCast: {
+      // Look through bitcasts.
+      return ARMComputeRegOffset(U->getOperand(0), Reg, Offset);
+    }
+    case Instruction::IntToPtr: {
+      // Look past no-op inttoptrs.
+      if (TLI.getValueType(U->getOperand(0)->getType()) == TLI.getPointerTy())
+        return ARMComputeRegOffset(U->getOperand(0), Reg, Offset);
+      break;
+    }
+    case Instruction::PtrToInt: {
+      // Look past no-op ptrtoints.
+      if (TLI.getValueType(U->getType()) == TLI.getPointerTy())
+        return ARMComputeRegOffset(U->getOperand(0), Reg, Offset);
+      break;
+    }
     case Instruction::Alloca: {
       // Don't handle dynamic allocas.
       assert(!FuncInfo.StaticAllocaMap.count(cast<AllocaInst>(Obj)) &&