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author | Chad Rosier <mcrosier@apple.com> | 2011-12-13 00:05:11 +0000 |
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committer | Chad Rosier <mcrosier@apple.com> | 2011-12-13 00:05:11 +0000 |
commit | f2a745efe50dfd57f0e83e5f3ed964611cba6077 (patch) | |
tree | f84c53fb9c1e8e5cf24f0c0c03bcbec83da80007 /lib/CodeGen | |
parent | 1619df065218087172cda10b54c34a3904c70938 (diff) | |
download | external_llvm-f2a745efe50dfd57f0e83e5f3ed964611cba6077.zip external_llvm-f2a745efe50dfd57f0e83e5f3ed964611cba6077.tar.gz external_llvm-f2a745efe50dfd57f0e83e5f3ed964611cba6077.tar.bz2 |
[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
Diffstat (limited to 'lib/CodeGen')
-rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp index f626353..477ec80 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp +++ b/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. |