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[block-freq] Remove old BlockFrequency entry frequency and printing code. 

llvm-svn: 197297
This commit is contained in:
Michael Gottesman 2013-12-14 00:57:18 +00:00
parent 9f49d74413
commit 8c79ee409a
2 changed files with 0 additions and 29 deletions
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8
llvm/include/llvm/Support/BlockFrequency.h
View File

@ -25,7 +25,6 @@ class BranchProbability;
class BlockFrequency {
uint64_t Frequency;
static const int64_t ENTRY_FREQ = 1 << 14;
/// \brief Scale the given BlockFrequency by N/D. Return the remainder from
/// the division by D. Upon overflow, the routine will saturate and
@ -35,9 +34,6 @@ class BlockFrequency {
public:
BlockFrequency(uint64_t Freq = 0) : Frequency(Freq) { }
/// \brief Returns the frequency of the entry block of the function.
static uint64_t getEntryFrequency() { return ENTRY_FREQ; }
/// \brief Returns the maximum possible frequency, the saturation value.
static uint64_t getMaxFrequency() { return -1ULL; }
@ -78,12 +74,8 @@ public:
bool operator>=(const BlockFrequency &RHS) const {
return Frequency >= RHS.Frequency;
}
void print(raw_ostream &OS) const;
};
raw_ostream &operator<<(raw_ostream &OS, const BlockFrequency &Freq);
}
#endif

21
llvm/lib/Support/BlockFrequency.cpp
View File

@ -149,24 +149,3 @@ uint32_t BlockFrequency::scale(const BranchProbability &Prob) {
return scale(Prob.getNumerator(), Prob.getDenominator());
}
void BlockFrequency::print(raw_ostream &OS) const {
// Convert fixed-point number to decimal.
OS << Frequency / getEntryFrequency() << ".";
uint64_t Rem = Frequency % getEntryFrequency();
uint64_t Eps = 1;
do {
Rem *= 10;
Eps *= 10;
OS << Rem / getEntryFrequency();
Rem = Rem % getEntryFrequency();
} while (Rem >= Eps/2);
}
namespace llvm {
raw_ostream &operator<<(raw_ostream &OS, const BlockFrequency &Freq) {
Freq.print(OS);
return OS;
}
}