[PATCH] D100584: [PowerPC] Disable relative lookup table converter pass for AIX

[Jinsong Ji via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGd88d8c5b8607: [PowerPC] Disable relative lookup table converter pass for AIX (authored by jsji).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D100584/new/

https://reviews.llvm.org/D100584

Files:
  llvm/include/llvm/CodeGen/BasicTTIImpl.h
  llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
  llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h


Index: llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h
===================================================================
--- llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h
+++ llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h
@@ -76,7 +76,7 @@
   bool isLSRCostLess(TargetTransformInfo::LSRCost &C1,
                      TargetTransformInfo::LSRCost &C2);
   bool isNumRegsMajorCostOfLSR();
-
+  bool shouldBuildRelLookupTables() const;
   /// @}
 
   /// \name Vector TTI Implementations
Index: llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
===================================================================
--- llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
+++ llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
@@ -1260,6 +1260,14 @@
   return false;
 }
 
+bool PPCTTIImpl::shouldBuildRelLookupTables() const {
+  const PPCTargetMachine &TM = ST->getTargetMachine();
+  // XCOFF hasn't implemented lowerRelativeReference, disable non-ELF for now.
+  if (!TM.isELFv2ABI())
+    return false;
+  return BaseT::shouldBuildRelLookupTables();
+}
+
 bool PPCTTIImpl::getTgtMemIntrinsic(IntrinsicInst *Inst,
                                     MemIntrinsicInfo &Info) {
   switch (Inst->getIntrinsicID()) {
Index: llvm/include/llvm/CodeGen/BasicTTIImpl.h
===================================================================
--- llvm/include/llvm/CodeGen/BasicTTIImpl.h
+++ llvm/include/llvm/CodeGen/BasicTTIImpl.h
@@ -380,7 +380,7 @@
            TLI->isOperationLegalOrCustom(ISD::BRIND, MVT::Other);
   }
 
-  bool shouldBuildRelLookupTables() {
+  bool shouldBuildRelLookupTables() const {
     const TargetMachine &TM = getTLI()->getTargetMachine();
     // If non-PIC mode, do not generate a relative lookup table.
     if (!TM.isPositionIndependent())


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