[fast-isel] Guard "exhastive" fast-isel output with -fast-isel-verbose2.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146453 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chad Rosier 2011-12-13 00:05:11 +00:00
parent 1619df0652
commit f2a745efe5

View File

@ -63,6 +63,10 @@ STATISTIC(NumDAGBlocks, "Number of blocks selected using DAG");
STATISTIC(NumDAGIselRetries,"Number of times dag isel has to try another path");
#ifndef NDEBUG
static cl::opt<bool>
EnableFastISelVerbose2("fast-isel-verbose2", cl::Hidden,
cl::desc("Enable extra verbose messages in the \"fast\" "
"instruction selector"));
// Terminators
STATISTIC(NumFastIselFailRet,"Fast isel fails on Ret");
STATISTIC(NumFastIselFailBr,"Fast isel fails on Br");
@ -1086,7 +1090,8 @@ void SelectionDAGISel::SelectAllBasicBlocks(const Function &Fn) {
}
#ifndef NDEBUG
collectFailStats(Inst);
if (EnableFastISelVerbose2)
collectFailStats(Inst);
#endif
// Then handle certain instructions as single-LLVM-Instruction blocks.