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BlockFrequency: Bump up the entry frequency a bit.

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This is a band-aid to fix the most severe regressions we're seeing from basing
spill decisions on block frequencies, until we have a better solution.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184835 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer
2013-06-25 13:34:40 +00:00
parent 1bc147c091
commit 75b5162154
6 changed files with 22 additions and 32 deletions
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2
include/llvm/Support/BlockFrequency.h
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@@ -25,7 +25,7 @@ class BranchProbability;
class BlockFrequency {
uint64_t Frequency;
static const int64_t ENTRY_FREQ = 1024;
static const int64_t ENTRY_FREQ = 1 << 14;
public:
BlockFrequency(uint64_t Freq = 0) : Frequency(Freq) { }