Use const qualifiers with TargetLowering. This eliminates several
const_casts, and it reinforces the design of the Target classes being
immutable.
SelectionDAGISel::IsLegalToFold is now a static member function, because
PIC16 uses it in an unconventional way. There is more room for API
cleanup here.
And PIC16's AsmPrinter no longer uses TargetLowering.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101635 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/SystemZ/SystemZISelDAGToDAG.cpp b/lib/Target/SystemZ/SystemZISelDAGToDAG.cpp
index 8152e1d..75d563b 100644
--- a/lib/Target/SystemZ/SystemZISelDAGToDAG.cpp
+++ b/lib/Target/SystemZ/SystemZISelDAGToDAG.cpp
@@ -12,7 +12,6 @@
//===----------------------------------------------------------------------===//
#include "SystemZ.h"
-#include "SystemZISelLowering.h"
#include "SystemZTargetMachine.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Function.h"
@@ -85,7 +84,7 @@
///
namespace {
class SystemZDAGToDAGISel : public SelectionDAGISel {
- SystemZTargetLowering &Lowering;
+ const SystemZTargetLowering &Lowering;
const SystemZSubtarget &Subtarget;
void getAddressOperandsRI(const SystemZRRIAddressMode &AM,
@@ -588,7 +587,7 @@
bool SystemZDAGToDAGISel::TryFoldLoad(SDNode *P, SDValue N,
SDValue &Base, SDValue &Disp, SDValue &Index) {
if (ISD::isNON_EXTLoad(N.getNode()) &&
- IsLegalToFold(N, P, P))
+ IsLegalToFold(N, P, P, OptLevel))
return SelectAddrRRI20(P, N.getOperand(1), Base, Disp, Index);
return false;
}