[llvm-commits] [llvm] r82643 - in /llvm/trunk/lib/Target/ARM: ARMISelLowering.cpp ARMISelLowering.h

[Anton Korobeynikov]

Author: asl
Date: Wed Sep 23 14:04:09 2009
New Revision: 82643

URL: http://llvm.org/viewvc/llvm-project?rev=82643&view=rev
Log:
ARM does not support offset folding (yet). Disable it for now.
This fixes PR5031. Unfortunately, there is no small testcase :(

Modified:
    llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
    llvm/trunk/lib/Target/ARM/ARMISelLowering.h

Modified: llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp?rev=82643&r1=82642&r2=82643&view=diff

==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp Wed Sep 23 14:04:09 2009
@@ -4073,3 +4073,9 @@
   return TargetLowering::LowerAsmOperandForConstraint(Op, Constraint, hasMemory,
                                                       Ops, DAG);
 }
+
+bool
+ARMTargetLowering::isOffsetFoldingLegal(const GlobalAddressSDNode *GA) const {
+  // The ARM target isn't yet aware of offsets.
+  return false;
+}

Modified: llvm/trunk/lib/Target/ARM/ARMISelLowering.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMISelLowering.h?rev=82643&r1=82642&r2=82643&view=diff

==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMISelLowering.h (original)
+++ llvm/trunk/lib/Target/ARM/ARMISelLowering.h Wed Sep 23 14:04:09 2009
@@ -223,6 +223,7 @@
     virtual unsigned getFunctionAlignment(const Function *F) const;
 
     bool isShuffleMaskLegal(const SmallVectorImpl<int> &M, EVT VT) const;
+    bool isOffsetFoldingLegal(const GlobalAddressSDNode *GA) const;
   private:
     /// Subtarget - Keep a pointer to the ARMSubtarget around so that we can
     /// make the right decision when generating code for different targets.