Remove option used to debug stack coloring bugs. It's no longer needed since stack...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52644 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/StackSlotColoring.cpp b/lib/CodeGen/StackSlotColoring.cpp
index b6a043c0daea9a06d2be8c4ad9d649542a25a792..c6ec9f5e6cf05f111082d582bf971e5483d6c3c8 100644 (file)
--- a/lib/CodeGen/StackSlotColoring.cpp
+++ b/lib/CodeGen/StackSlotColoring.cpp
@@ -29,10 +29,6 @@ DisableSharing("no-stack-slot-sharing",
              cl::init(false), cl::Hidden,
              cl::desc("Surpress slot sharing during stack coloring"));
 
-static cl::opt<int>
-DeleteLimit("slot-delete-limit", cl::init(-1), cl::Hidden,
-             cl::desc("Stack coloring slot deletion limit"));
-
 STATISTIC(NumEliminated,   "Number of stack slots eliminated due to coloring");
 
 namespace {
@@ -156,8 +152,7 @@ StackSlotColoring::OverlapWithAssignments(LiveInterval *li, int Color) const {
 int StackSlotColoring::ColorSlot(LiveInterval *li) {
   int Color = -1;
   bool Share = false;
-  if (!DisableSharing &&
-      (DeleteLimit == -1 || (int)NumEliminated < DeleteLimit)) {
+  if (!DisableSharing) {
     // Check if it's possible to reuse any of the used colors.
     Color = UsedColors.find_first();
     while (Color != -1) {