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update to new APIs, make output a bit (haha) nicer

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36768 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-05-05 00:17:42 +00:00
parent e17b658c79
commit 1772b12d13
1 changed files with 35 additions and 5 deletions
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40
tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp
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@ -75,6 +75,13 @@ static enum {
/// GetBlockName - Return a symbolic block name if known, otherwise return
/// null.
static const char *GetBlockName(unsigned BlockID) {
// Standard blocks for all bitcode files.
if (BlockID < bitc::FIRST_APPLICATION_BLOCKID) {
if (BlockID == bitc::BLOCKINFO_BLOCK_ID)
return "BLOCKINFO_BLOCK";
return 0;
}
if (CurStreamType != LLVMIRBitstream) return 0;
switch (BlockID) {
@ -92,6 +99,18 @@ static const char *GetBlockName(unsigned BlockID) {
/// GetCodeName - Return a symbolic code name if known, otherwise return
/// null.
static const char *GetCodeName(unsigned CodeID, unsigned BlockID) {
// Standard blocks for all bitcode files.
if (BlockID < bitc::FIRST_APPLICATION_BLOCKID) {
if (BlockID == bitc::BLOCKINFO_BLOCK_ID) {
switch (CodeID) {
default: return 0;
case bitc::MODULE_CODE_VERSION: return "VERSION";
}
}
return 0;
}
if (CurStreamType != LLVMIRBitstream) return 0;
switch (BlockID) {
@ -231,6 +250,7 @@ static bool Error(const std::string &Err) {
/// ParseBlock - Read a block, updating statistics, etc.
static bool ParseBlock(BitstreamReader &Stream, unsigned IndentLevel) {
std::string Indent(IndentLevel*2, ' ');
uint64_t BlockBitStart = Stream.GetCurrentBitNo();
unsigned BlockID = Stream.ReadSubBlockID();
@ -239,11 +259,20 @@ static bool ParseBlock(BitstreamReader &Stream, unsigned IndentLevel) {
BlockStats.NumInstances++;
// BLOCKINFO is a special part of the stream.
if (BlockID == bitc::BLOCKINFO_BLOCK_ID) {
if (Dump) std::cerr << Indent << "<BLOCKINFO_BLOCK/>\n";
if (Stream.ReadBlockInfoBlock())
return Error("Malformed BlockInfoBlock");
uint64_t BlockBitEnd = Stream.GetCurrentBitNo();
BlockStats.NumBits += BlockBitEnd-BlockBitStart;
return false;
}
unsigned NumWords = 0;
if (Stream.EnterSubBlock(&NumWords))
if (Stream.EnterSubBlock(BlockID, &NumWords))
return Error("Malformed block record");
std::string Indent(IndentLevel*2, ' ');
const char *BlockName = 0;
if (Dump) {
std::cerr << Indent << "<";
@ -315,7 +344,7 @@ static bool ParseBlock(BitstreamReader &Stream, unsigned IndentLevel) {
for (unsigned i = 0, e = Record.size(); i != e; ++i)
std::cerr << " op" << i << "=" << (int64_t)Record[i];
std::cerr << ">\n";
std::cerr << "/>\n";
}
break;
@ -418,8 +447,9 @@ static int AnalyzeBitcode() {
<< Stats.NumAbbrevs/(double)Stats.NumInstances << "\n";
std::cerr << " Tot/Avg Records: " << Stats.NumRecords << "/"
<< Stats.NumRecords/(double)Stats.NumInstances << "\n";
std::cerr << " % Abbrev Recs: " << (Stats.NumAbbreviatedRecords/
(double)Stats.NumRecords)*100 << "\n";
if (Stats.NumRecords)
std::cerr << " % Abbrev Recs: " << (Stats.NumAbbreviatedRecords/
(double)Stats.NumRecords)*100 << "\n";
std::cerr << "\n";
}
return 0;