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clean up the output of llvm-bcanalyzer by using printf

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instead of ostreams for formatting.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70214 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-04-27 17:59:34 +00:00
parent d521bc983b
commit 2443747e45
1 changed files with 17 additions and 8 deletions
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25
tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp
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@ -245,6 +245,9 @@ static const char *GetCodeName(unsigned CodeID, unsigned BlockID,
}
}
struct PerRecordStats {
unsigned NumInstances;
};
struct PerBlockIDStats {
/// NumInstances - This the number of times this block ID has been seen.
@ -264,7 +267,7 @@ struct PerBlockIDStats {
unsigned NumRecords, NumAbbreviatedRecords;
/// CodeFreq - Keep track of the number of times we see each code.
std::vector<unsigned> CodeFreq;
std::vector<PerRecordStats> CodeFreq;
PerBlockIDStats()
: NumInstances(0), NumBits(0),
@ -375,7 +378,7 @@ static bool ParseBlock(BitstreamCursor &Stream, unsigned IndentLevel) {
// Increment the # occurrences of this code.
if (BlockStats.CodeFreq.size() <= Code)
BlockStats.CodeFreq.resize(Code+1);
BlockStats.CodeFreq[Code]++;
BlockStats.CodeFreq[Code].NumInstances++;
if (Dump) {
std::cerr << Indent << " <";
@ -419,7 +422,11 @@ static bool ParseBlock(BitstreamCursor &Stream, unsigned IndentLevel) {
}
static void PrintSize(double Bits) {
std::cerr << Bits << "b/" << Bits/8 << "B/" << Bits/32 << "W";
fprintf(stderr, "%.2f/%.2fB/%lluW", Bits, Bits/8,(unsigned long long)Bits/32);
}
static void PrintSize(uint64_t Bits) {
fprintf(stderr, "%llub/%.2fB/%lluW", (unsigned long long)Bits,
(double)Bits/8, (unsigned long long)Bits/32);
}
@ -532,19 +539,21 @@ static int AnalyzeBitcode() {
if (!NoHistogram && !Stats.CodeFreq.empty()) {
std::vector<std::pair<unsigned, unsigned> > FreqPairs; // <freq,code>
for (unsigned i = 0, e = Stats.CodeFreq.size(); i != e; ++i)
if (unsigned Freq = Stats.CodeFreq[i])
if (unsigned Freq = Stats.CodeFreq[i].NumInstances)
FreqPairs.push_back(std::make_pair(Freq, i));
std::stable_sort(FreqPairs.begin(), FreqPairs.end());
std::reverse(FreqPairs.begin(), FreqPairs.end());
std::cerr << "\tCode Histogram:\n";
std::cerr << "\tRecord Histogram:\n";
fprintf(stderr, "\t\t Count Record Kind\n");
for (unsigned i = 0, e = FreqPairs.size(); i != e; ++i) {
std::cerr << "\t\t" << FreqPairs[i].first << "\t";
fprintf(stderr, "\t\t%7d ", FreqPairs[i].first);
if (const char *CodeName =
GetCodeName(FreqPairs[i].second, I->first, StreamFile))
std::cerr << CodeName << "\n";
fprintf(stderr, "%s\n", CodeName);
else
std::cerr << "UnknownCode" << FreqPairs[i].second << "\n";
fprintf(stderr, "UnknownCode%d\n", FreqPairs[i].second);
}
std::cerr << "\n";