Revert "[ARM] Promote small global constants to constant pools"

This reverts commit r281314. Speculatively revert as it's possible this caused linker errors: http://lab.llvm.org:8011/builders/clang-native-arm-lnt/builds/19656

llvm-svn: 281327

1 files changed, 0 insertions, 13 deletions

diff --git a/llvm/lib/Target/ARM/ARMAsmPrinter.cpp b/llvm/lib/Target/ARM/ARMAsmPrinter.cpp
index 8d44a26b1db..186c6431481 100644
--- a/llvm/lib/Target/ARM/ARMAsmPrinter.cpp
+++ b/llvm/lib/Target/ARM/ARMAsmPrinter.cpp
@@ -97,13 +97,6 @@ void ARMAsmPrinter::EmitXXStructor(const DataLayout &DL, const Constant *CV) {
   OutStreamer->EmitValue(E, Size);
 }
 
-void ARMAsmPrinter::EmitGlobalVariable(const GlobalVariable *GV) {
-  if (PromotedGlobals.count(GV))
-    // The global was promoted into a constant pool. It should not be emitted.
-    return;
-  AsmPrinter::EmitGlobalVariable(GV);
-}
-
 /// runOnMachineFunction - This uses the EmitInstruction()
 /// method to print assembly for each instruction.
 ///
@@ -116,12 +109,6 @@ bool ARMAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
   const Function* F = MF.getFunction();
   const TargetMachine& TM = MF.getTarget();
 
-  // Collect all globals that had their storage promoted to a constant pool.
-  // Functions are emitted before variables, so this accumulates promoted
-  // globals from all functions in PromotedGlobals.
-  for (auto *GV : AFI->getGlobalsPromotedToConstantPool())
-    PromotedGlobals.insert(GV);
-  
   // Calculate this function's optimization goal.
   unsigned OptimizationGoal;
   if (F->hasFnAttribute(Attribute::OptimizeNone))