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| author | Xinliang David Li <davidxl@google.com> | 2016-05-23 19:29:26 +0000 |
|---|---|---|
| committer | Xinliang David Li <davidxl@google.com> | 2016-05-23 19:29:26 +0000 |
| commit | e45207608c8fa02ef34b970c63150b21f8c0afb5 (patch) | |
| tree | 850a95a907287b57fd4fc3bd45b3a89a0b1453a9 /llvm/lib | |
| parent | 00e7092f68fe462b7a1dbcf424f66de60180f687 (diff) | |
| download | bcm5719-llvm-e45207608c8fa02ef34b970c63150b21f8c0afb5.tar.gz bcm5719-llvm-e45207608c8fa02ef34b970c63150b21f8c0afb5.zip | |
tune lowering parameter for small apps (sjeng)
llvm-svn: 270480
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Transforms/Instrumentation/InstrProfiling.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Instrumentation/InstrProfiling.cpp b/llvm/lib/Transforms/Instrumentation/InstrProfiling.cpp index eeb49910e37..97e8bd1ae11 100644 --- a/llvm/lib/Transforms/Instrumentation/InstrProfiling.cpp +++ b/llvm/lib/Transforms/Instrumentation/InstrProfiling.cpp @@ -447,8 +447,9 @@ void InstrProfiling::emitVNodes() { // the average number of counters per site is low. For small // apps with very few sites, this may not be true. Bump up the // number of counters in this case. - if (NumCounters < 10) - NumCounters *= 2; +#define INSTR_PROF_MIN_VAL_COUNTS 10 + if (NumCounters < INSTR_PROF_MIN_VAL_COUNTS) + NumCounters = std::max(INSTR_PROF_MIN_VAL_COUNTS, (int) NumCounters * 2); auto &Ctx = M->getContext(); Type *VNodeTypes[] = { |
