Remove now unneeded command line flag that enables 'optimize compares.'
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112287 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/PeepholeOptimizer.cpp b/lib/CodeGen/PeepholeOptimizer.cpp
index 96a2b6e..ea14d27 100644
--- a/lib/CodeGen/PeepholeOptimizer.cpp
+++ b/lib/CodeGen/PeepholeOptimizer.cpp
@@ -50,12 +50,7 @@
Aggressive("aggressive-ext-opt", cl::Hidden,
cl::desc("Aggressive extension optimization"));
-STATISTIC(NumReuse, "Number of extension results reused");
-
-// Optimize Comparisons
-static cl::opt<bool>
-EnableOptCmps("enable-optimize-cmps", cl::init(true), cl::Hidden);
-
+STATISTIC(NumReuse, "Number of extension results reused");
STATISTIC(NumEliminated, "Number of compares eliminated");
namespace {
@@ -238,8 +233,6 @@
/// the flag from the previous instruction.
bool PeepholeOptimizer::OptimizeCmpInstr(MachineInstr *MI,
MachineBasicBlock *MBB) {
- if (!EnableOptCmps) return false;
-
// If this instruction is a comparison against zero and isn't comparing a
// physical register, we can try to optimize it.
unsigned SrcReg;