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Remove now unneeded command line flag that enables 'optimize compares.'

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112287 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2010-08-27 20:39:09 +00:00
parent fc2fb17fb7
commit 69c5eb59f5
1 changed files with 1 additions and 8 deletions
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9
lib/CodeGen/PeepholeOptimizer.cpp
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@ -50,12 +50,7 @@ static cl::opt<bool>
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 @@ OptimizeExtInstr(MachineInstr *MI, MachineBasicBlock *MBB,
/// 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;