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| author | Chad Rosier <mcrosier@apple.com> | 2011-12-13 00:05:11 +0000 |
|---|---|---|
| committer | Chad Rosier <mcrosier@apple.com> | 2011-12-13 00:05:11 +0000 |
| commit | 2f8347e0b6053efb1a3632c02a5d153e3626ca00 (patch) | |
| tree | 2d11065310732cf04ff4b4449289ab5cc24356d4 /llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | |
| parent | 4dc71835f5c1fc2ce9fb04645d0c7093482c9a70 (diff) | |
| download | bcm5719-llvm-2f8347e0b6053efb1a3632c02a5d153e3626ca00.tar.gz bcm5719-llvm-2f8347e0b6053efb1a3632c02a5d153e3626ca00.zip | |
[fast-isel] Guard "exhastive" fast-isel output with -fast-isel-verbose2.
llvm-svn: 146453
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp index f6263533f04..477ec807edd 100644 --- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp @@ -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. |
