[PATCH] D21394: [Codegen] Reorganize PICLevel

[Davide Italiano via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL273024: [Codegen] Change PICLevel. (authored by davide).

Changed prior to commit:
  http://reviews.llvm.org/D21394?vs=60872&id=61113#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D21394

Files:
  llvm/trunk/include/llvm/Support/CodeGen.h
  llvm/trunk/lib/IR/Module.cpp
  llvm/trunk/lib/Target/PowerPC/PPCAsmPrinter.cpp
  llvm/trunk/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
  llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp

Index: llvm/trunk/include/llvm/Support/CodeGen.h
===================================================================
--- llvm/trunk/include/llvm/Support/CodeGen.h
+++ llvm/trunk/include/llvm/Support/CodeGen.h
@@ -29,7 +29,8 @@
   }
 
   namespace PICLevel {
-    enum Level { Default=0, Small=1, Large=2 };
+    // This is used to map -fpic/-fPIC.
+    enum Level { NotPIC=0, SmallPIC=1, BigPIC=2 };
   }
 
   namespace PIELevel {
Index: llvm/trunk/lib/IR/Module.cpp
===================================================================
--- llvm/trunk/lib/IR/Module.cpp
+++ llvm/trunk/lib/IR/Module.cpp
@@ -487,7 +487,7 @@
   auto *Val = cast_or_null<ConstantAsMetadata>(getModuleFlag("PIC Level"));
 
   if (!Val)
-    return PICLevel::Default;
+    return PICLevel::NotPIC;
 
   return static_cast<PICLevel::Level>(
       cast<ConstantInt>(Val->getValue())->getZExtValue());
Index: llvm/trunk/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
===================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
+++ llvm/trunk/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
@@ -319,7 +319,7 @@
     if (PPCLowering->getPointerTy(CurDAG->getDataLayout()) == MVT::i32) {
       if (PPCSubTarget->isTargetELF()) {
         GlobalBaseReg = PPC::R30;
-        if (M->getPICLevel() == PICLevel::Small) {
+        if (M->getPICLevel() == PICLevel::SmallPIC) {
           BuildMI(FirstMBB, MBBI, dl, TII.get(PPC::MoveGOTtoLR));
           BuildMI(FirstMBB, MBBI, dl, TII.get(PPC::MFLR), GlobalBaseReg);
           MF->getInfo<PPCFunctionInfo>()->setUsesPICBase(true);
Index: llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
===================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
+++ llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -2172,7 +2172,7 @@
       GOTPtr = DAG.getNode(PPCISD::ADDIS_TLSGD_HA, dl, PtrVT,
                                    GOTReg, TGA);
     } else {
-      if (picLevel == PICLevel::Small)
+      if (picLevel == PICLevel::SmallPIC)
         GOTPtr = DAG.getNode(PPCISD::GlobalBaseReg, dl, PtrVT);
       else
         GOTPtr = DAG.getNode(PPCISD::PPC32_PICGOT, dl, PtrVT);
@@ -2190,7 +2190,7 @@
       GOTPtr = DAG.getNode(PPCISD::ADDIS_TLSLD_HA, dl, PtrVT,
                            GOTReg, TGA);
     } else {
-      if (picLevel == PICLevel::Small)
+      if (picLevel == PICLevel::SmallPIC)
         GOTPtr = DAG.getNode(PPCISD::GlobalBaseReg, dl, PtrVT);
       else
         GOTPtr = DAG.getNode(PPCISD::PPC32_PICGOT, dl, PtrVT);
Index: llvm/trunk/lib/Target/PowerPC/PPCAsmPrinter.cpp
===================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCAsmPrinter.cpp
+++ llvm/trunk/lib/Target/PowerPC/PPCAsmPrinter.cpp
@@ -601,7 +601,7 @@
     else if (MO.isBlockAddress())
       MOSymbol = GetBlockAddressSymbol(MO.getBlockAddress());
 
-    if (PL == PICLevel::Small) {
+    if (PL == PICLevel::SmallPIC) {
       const MCExpr *Exp =
         MCSymbolRefExpr::create(MOSymbol, MCSymbolRefExpr::VK_GOT,
                                 OutContext);
@@ -1045,7 +1045,7 @@
       TM.getRelocationModel() != Reloc::PIC_)
     return AsmPrinter::EmitStartOfAsmFile(M);
 
-  if (M.getPICLevel() == PICLevel::Small)
+  if (M.getPICLevel() == PICLevel::SmallPIC)
     return AsmPrinter::EmitStartOfAsmFile(M);
 
   OutStreamer->SwitchSection(OutContext.getELFSection(
@@ -1072,7 +1072,7 @@
   // linux/ppc32 - Normal entry label.
   if (!Subtarget->isPPC64() &&
       (TM.getRelocationModel() != Reloc::PIC_ ||
-       MF->getFunction()->getParent()->getPICLevel() == PICLevel::Small))
+       MF->getFunction()->getParent()->getPICLevel() == PICLevel::SmallPIC))
     return AsmPrinter::EmitFunctionEntryLabel();
 
   if (!Subtarget->isPPC64()) {


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