[PATCH] D57407: [DAG][SystemZ] Define unwrapAddress for PCREL_WRAPPER.

Nirav Dave via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Jan 31 11:58:31 PST 2019


This revision was automatically updated to reflect the committed changes.
Closed by commit rL352786: [DAG][SystemZ] Define unwrapAddress for PCREL_WRAPPER. (authored by niravd, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D57407?vs=184152&id=184561#toc

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D57407/new/

https://reviews.llvm.org/D57407

Files:
  llvm/trunk/lib/Target/SystemZ/SystemZISelLowering.cpp
  llvm/trunk/lib/Target/SystemZ/SystemZISelLowering.h


Index: llvm/trunk/lib/Target/SystemZ/SystemZISelLowering.cpp
===================================================================
--- llvm/trunk/lib/Target/SystemZ/SystemZISelLowering.cpp
+++ llvm/trunk/lib/Target/SystemZ/SystemZISelLowering.cpp
@@ -5775,6 +5775,12 @@
   return SDValue();
 }
 
+SDValue SystemZTargetLowering::unwrapAddress(SDValue N) const {
+  if (N->getOpcode() == SystemZISD::PCREL_WRAPPER)
+    return N->getOperand(0);
+  return N;
+}
+
 SDValue SystemZTargetLowering::PerformDAGCombine(SDNode *N,
                                                  DAGCombinerInfo &DCI) const {
   switch(N->getOpcode()) {
Index: llvm/trunk/lib/Target/SystemZ/SystemZISelLowering.h
===================================================================
--- llvm/trunk/lib/Target/SystemZ/SystemZISelLowering.h
+++ llvm/trunk/lib/Target/SystemZ/SystemZISelLowering.h
@@ -598,6 +598,8 @@
   SDValue combineGET_CCMASK(SDNode *N, DAGCombinerInfo &DCI) const;
   SDValue combineIntDIVREM(SDNode *N, DAGCombinerInfo &DCI) const;
 
+  SDValue unwrapAddress(SDValue N) const override;
+
   // If the last instruction before MBBI in MBB was some form of COMPARE,
   // try to replace it with a COMPARE AND BRANCH just before MBBI.
   // CCMask and Target are the BRC-like operands for the branch.


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