//===----------------------------------------------------------------------===//
#include "llvm/Bitcode/BitstreamReader.h"
+#include "llvm/ADT/Optional.h"
#include "llvm/Bitcode/LLVMBitCodes.h"
#include "llvm/Bitcode/ReaderWriter.h"
#include "llvm/IR/Verifier.h"
#include "llvm/Support/PrettyStackTrace.h"
#include "llvm/Support/Signals.h"
#include "llvm/Support/raw_ostream.h"
-#include "llvm/Support/system_error.h"
#include <algorithm>
#include <cctype>
#include <map>
+#include <system_error>
using namespace llvm;
static cl::opt<std::string>
cl::desc("Emit numeric info in dump even if"
" symbolic info is available"));
+static cl::opt<std::string>
+ BlockInfoFilename("block-info",
+ cl::desc("Use the BLOCK_INFO from the given file"));
+
+static cl::opt<bool>
+ ShowBinaryBlobs("show-binary-blobs",
+ cl::desc("Print binary blobs using hex escapes"));
+
namespace {
/// CurStreamTypeType - A type for CurStreamType
}
-/// CurStreamType - If we can sniff the flavor of this stream, we can produce
-/// better dump info.
-static CurStreamTypeType CurStreamType;
-
-
/// GetBlockName - Return a symbolic block name if known, otherwise return
/// null.
static const char *GetBlockName(unsigned BlockID,
- const BitstreamReader &StreamFile) {
+ const BitstreamReader &StreamFile,
+ CurStreamTypeType CurStreamType) {
// Standard blocks for all bitcode files.
if (BlockID < bitc::FIRST_APPLICATION_BLOCKID) {
if (BlockID == bitc::BLOCKINFO_BLOCK_ID)
case bitc::METADATA_BLOCK_ID: return "METADATA_BLOCK";
case bitc::METADATA_ATTACHMENT_ID: return "METADATA_ATTACHMENT_BLOCK";
case bitc::USELIST_BLOCK_ID: return "USELIST_BLOCK_ID";
+ case bitc::FUNCTION_SUMMARY_BLOCK_ID:
+ return "FUNCTION_SUMMARY_BLOCK";
+ case bitc::MODULE_STRTAB_BLOCK_ID: return "MODULE_STRTAB_BLOCK";
}
}
/// GetCodeName - Return a symbolic code name if known, otherwise return
/// null.
static const char *GetCodeName(unsigned CodeID, unsigned BlockID,
- const BitstreamReader &StreamFile) {
+ const BitstreamReader &StreamFile,
+ CurStreamTypeType CurStreamType) {
// Standard blocks for all bitcode files.
if (BlockID < bitc::FIRST_APPLICATION_BLOCKID) {
if (BlockID == bitc::BLOCKINFO_BLOCK_ID) {
if (CurStreamType != LLVMIRBitstream) return nullptr;
+#define STRINGIFY_CODE(PREFIX, CODE) \
+ case bitc::PREFIX##_##CODE: \
+ return #CODE;
switch (BlockID) {
default: return nullptr;
case bitc::MODULE_BLOCK_ID:
switch (CodeID) {
default: return nullptr;
- case bitc::MODULE_CODE_VERSION: return "VERSION";
- case bitc::MODULE_CODE_TRIPLE: return "TRIPLE";
- case bitc::MODULE_CODE_DATALAYOUT: return "DATALAYOUT";
- case bitc::MODULE_CODE_ASM: return "ASM";
- case bitc::MODULE_CODE_SECTIONNAME: return "SECTIONNAME";
- case bitc::MODULE_CODE_DEPLIB: return "DEPLIB"; // FIXME: Remove in 4.0
- case bitc::MODULE_CODE_GLOBALVAR: return "GLOBALVAR";
- case bitc::MODULE_CODE_FUNCTION: return "FUNCTION";
- case bitc::MODULE_CODE_ALIAS: return "ALIAS";
- case bitc::MODULE_CODE_PURGEVALS: return "PURGEVALS";
- case bitc::MODULE_CODE_GCNAME: return "GCNAME";
+ STRINGIFY_CODE(MODULE_CODE, VERSION)
+ STRINGIFY_CODE(MODULE_CODE, TRIPLE)
+ STRINGIFY_CODE(MODULE_CODE, DATALAYOUT)
+ STRINGIFY_CODE(MODULE_CODE, ASM)
+ STRINGIFY_CODE(MODULE_CODE, SECTIONNAME)
+ STRINGIFY_CODE(MODULE_CODE, DEPLIB) // FIXME: Remove in 4.0
+ STRINGIFY_CODE(MODULE_CODE, GLOBALVAR)
+ STRINGIFY_CODE(MODULE_CODE, FUNCTION)
+ STRINGIFY_CODE(MODULE_CODE, ALIAS)
+ STRINGIFY_CODE(MODULE_CODE, PURGEVALS)
+ STRINGIFY_CODE(MODULE_CODE, GCNAME)
+ STRINGIFY_CODE(MODULE_CODE, VSTOFFSET)
}
case bitc::PARAMATTR_BLOCK_ID:
switch (CodeID) {
default: return nullptr;
+ // FIXME: Should these be different?
case bitc::PARAMATTR_CODE_ENTRY_OLD: return "ENTRY";
case bitc::PARAMATTR_CODE_ENTRY: return "ENTRY";
case bitc::PARAMATTR_GRP_CODE_ENTRY: return "ENTRY";
case bitc::TYPE_BLOCK_ID_NEW:
switch (CodeID) {
default: return nullptr;
- case bitc::TYPE_CODE_NUMENTRY: return "NUMENTRY";
- case bitc::TYPE_CODE_VOID: return "VOID";
- case bitc::TYPE_CODE_FLOAT: return "FLOAT";
- case bitc::TYPE_CODE_DOUBLE: return "DOUBLE";
- case bitc::TYPE_CODE_LABEL: return "LABEL";
- case bitc::TYPE_CODE_OPAQUE: return "OPAQUE";
- case bitc::TYPE_CODE_INTEGER: return "INTEGER";
- case bitc::TYPE_CODE_POINTER: return "POINTER";
- case bitc::TYPE_CODE_ARRAY: return "ARRAY";
- case bitc::TYPE_CODE_VECTOR: return "VECTOR";
- case bitc::TYPE_CODE_X86_FP80: return "X86_FP80";
- case bitc::TYPE_CODE_FP128: return "FP128";
- case bitc::TYPE_CODE_PPC_FP128: return "PPC_FP128";
- case bitc::TYPE_CODE_METADATA: return "METADATA";
- case bitc::TYPE_CODE_STRUCT_ANON: return "STRUCT_ANON";
- case bitc::TYPE_CODE_STRUCT_NAME: return "STRUCT_NAME";
- case bitc::TYPE_CODE_STRUCT_NAMED: return "STRUCT_NAMED";
- case bitc::TYPE_CODE_FUNCTION: return "FUNCTION";
+ STRINGIFY_CODE(TYPE_CODE, NUMENTRY)
+ STRINGIFY_CODE(TYPE_CODE, VOID)
+ STRINGIFY_CODE(TYPE_CODE, FLOAT)
+ STRINGIFY_CODE(TYPE_CODE, DOUBLE)
+ STRINGIFY_CODE(TYPE_CODE, LABEL)
+ STRINGIFY_CODE(TYPE_CODE, OPAQUE)
+ STRINGIFY_CODE(TYPE_CODE, INTEGER)
+ STRINGIFY_CODE(TYPE_CODE, POINTER)
+ STRINGIFY_CODE(TYPE_CODE, ARRAY)
+ STRINGIFY_CODE(TYPE_CODE, VECTOR)
+ STRINGIFY_CODE(TYPE_CODE, X86_FP80)
+ STRINGIFY_CODE(TYPE_CODE, FP128)
+ STRINGIFY_CODE(TYPE_CODE, PPC_FP128)
+ STRINGIFY_CODE(TYPE_CODE, METADATA)
+ STRINGIFY_CODE(TYPE_CODE, STRUCT_ANON)
+ STRINGIFY_CODE(TYPE_CODE, STRUCT_NAME)
+ STRINGIFY_CODE(TYPE_CODE, STRUCT_NAMED)
+ STRINGIFY_CODE(TYPE_CODE, FUNCTION)
}
case bitc::CONSTANTS_BLOCK_ID:
switch (CodeID) {
default: return nullptr;
- case bitc::CST_CODE_SETTYPE: return "SETTYPE";
- case bitc::CST_CODE_NULL: return "NULL";
- case bitc::CST_CODE_UNDEF: return "UNDEF";
- case bitc::CST_CODE_INTEGER: return "INTEGER";
- case bitc::CST_CODE_WIDE_INTEGER: return "WIDE_INTEGER";
- case bitc::CST_CODE_FLOAT: return "FLOAT";
- case bitc::CST_CODE_AGGREGATE: return "AGGREGATE";
- case bitc::CST_CODE_STRING: return "STRING";
- case bitc::CST_CODE_CSTRING: return "CSTRING";
- case bitc::CST_CODE_CE_BINOP: return "CE_BINOP";
- case bitc::CST_CODE_CE_CAST: return "CE_CAST";
- case bitc::CST_CODE_CE_GEP: return "CE_GEP";
- case bitc::CST_CODE_CE_INBOUNDS_GEP: return "CE_INBOUNDS_GEP";
- case bitc::CST_CODE_CE_SELECT: return "CE_SELECT";
- case bitc::CST_CODE_CE_EXTRACTELT: return "CE_EXTRACTELT";
- case bitc::CST_CODE_CE_INSERTELT: return "CE_INSERTELT";
- case bitc::CST_CODE_CE_SHUFFLEVEC: return "CE_SHUFFLEVEC";
- case bitc::CST_CODE_CE_CMP: return "CE_CMP";
- case bitc::CST_CODE_INLINEASM: return "INLINEASM";
- case bitc::CST_CODE_CE_SHUFVEC_EX: return "CE_SHUFVEC_EX";
+ STRINGIFY_CODE(CST_CODE, SETTYPE)
+ STRINGIFY_CODE(CST_CODE, NULL)
+ STRINGIFY_CODE(CST_CODE, UNDEF)
+ STRINGIFY_CODE(CST_CODE, INTEGER)
+ STRINGIFY_CODE(CST_CODE, WIDE_INTEGER)
+ STRINGIFY_CODE(CST_CODE, FLOAT)
+ STRINGIFY_CODE(CST_CODE, AGGREGATE)
+ STRINGIFY_CODE(CST_CODE, STRING)
+ STRINGIFY_CODE(CST_CODE, CSTRING)
+ STRINGIFY_CODE(CST_CODE, CE_BINOP)
+ STRINGIFY_CODE(CST_CODE, CE_CAST)
+ STRINGIFY_CODE(CST_CODE, CE_GEP)
+ STRINGIFY_CODE(CST_CODE, CE_INBOUNDS_GEP)
+ STRINGIFY_CODE(CST_CODE, CE_SELECT)
+ STRINGIFY_CODE(CST_CODE, CE_EXTRACTELT)
+ STRINGIFY_CODE(CST_CODE, CE_INSERTELT)
+ STRINGIFY_CODE(CST_CODE, CE_SHUFFLEVEC)
+ STRINGIFY_CODE(CST_CODE, CE_CMP)
+ STRINGIFY_CODE(CST_CODE, INLINEASM)
+ STRINGIFY_CODE(CST_CODE, CE_SHUFVEC_EX)
case bitc::CST_CODE_BLOCKADDRESS: return "CST_CODE_BLOCKADDRESS";
- case bitc::CST_CODE_DATA: return "DATA";
+ STRINGIFY_CODE(CST_CODE, DATA)
}
case bitc::FUNCTION_BLOCK_ID:
switch (CodeID) {
default: return nullptr;
- case bitc::FUNC_CODE_DECLAREBLOCKS: return "DECLAREBLOCKS";
-
- case bitc::FUNC_CODE_INST_BINOP: return "INST_BINOP";
- case bitc::FUNC_CODE_INST_CAST: return "INST_CAST";
- case bitc::FUNC_CODE_INST_GEP: return "INST_GEP";
- case bitc::FUNC_CODE_INST_INBOUNDS_GEP: return "INST_INBOUNDS_GEP";
- case bitc::FUNC_CODE_INST_SELECT: return "INST_SELECT";
- case bitc::FUNC_CODE_INST_EXTRACTELT: return "INST_EXTRACTELT";
- case bitc::FUNC_CODE_INST_INSERTELT: return "INST_INSERTELT";
- case bitc::FUNC_CODE_INST_SHUFFLEVEC: return "INST_SHUFFLEVEC";
- case bitc::FUNC_CODE_INST_CMP: return "INST_CMP";
-
- case bitc::FUNC_CODE_INST_RET: return "INST_RET";
- case bitc::FUNC_CODE_INST_BR: return "INST_BR";
- case bitc::FUNC_CODE_INST_SWITCH: return "INST_SWITCH";
- case bitc::FUNC_CODE_INST_INVOKE: return "INST_INVOKE";
- case bitc::FUNC_CODE_INST_UNREACHABLE: return "INST_UNREACHABLE";
-
- case bitc::FUNC_CODE_INST_PHI: return "INST_PHI";
- case bitc::FUNC_CODE_INST_ALLOCA: return "INST_ALLOCA";
- case bitc::FUNC_CODE_INST_LOAD: return "INST_LOAD";
- case bitc::FUNC_CODE_INST_VAARG: return "INST_VAARG";
- case bitc::FUNC_CODE_INST_STORE: return "INST_STORE";
- case bitc::FUNC_CODE_INST_EXTRACTVAL: return "INST_EXTRACTVAL";
- case bitc::FUNC_CODE_INST_INSERTVAL: return "INST_INSERTVAL";
- case bitc::FUNC_CODE_INST_CMP2: return "INST_CMP2";
- case bitc::FUNC_CODE_INST_VSELECT: return "INST_VSELECT";
- case bitc::FUNC_CODE_DEBUG_LOC_AGAIN: return "DEBUG_LOC_AGAIN";
- case bitc::FUNC_CODE_INST_CALL: return "INST_CALL";
- case bitc::FUNC_CODE_DEBUG_LOC: return "DEBUG_LOC";
+ STRINGIFY_CODE(FUNC_CODE, DECLAREBLOCKS)
+ STRINGIFY_CODE(FUNC_CODE, INST_BINOP)
+ STRINGIFY_CODE(FUNC_CODE, INST_CAST)
+ STRINGIFY_CODE(FUNC_CODE, INST_GEP_OLD)
+ STRINGIFY_CODE(FUNC_CODE, INST_INBOUNDS_GEP_OLD)
+ STRINGIFY_CODE(FUNC_CODE, INST_SELECT)
+ STRINGIFY_CODE(FUNC_CODE, INST_EXTRACTELT)
+ STRINGIFY_CODE(FUNC_CODE, INST_INSERTELT)
+ STRINGIFY_CODE(FUNC_CODE, INST_SHUFFLEVEC)
+ STRINGIFY_CODE(FUNC_CODE, INST_CMP)
+ STRINGIFY_CODE(FUNC_CODE, INST_RET)
+ STRINGIFY_CODE(FUNC_CODE, INST_BR)
+ STRINGIFY_CODE(FUNC_CODE, INST_SWITCH)
+ STRINGIFY_CODE(FUNC_CODE, INST_INVOKE)
+ STRINGIFY_CODE(FUNC_CODE, INST_UNREACHABLE)
+ STRINGIFY_CODE(FUNC_CODE, INST_CLEANUPRET)
+ STRINGIFY_CODE(FUNC_CODE, INST_CATCHRET)
+ STRINGIFY_CODE(FUNC_CODE, INST_CATCHPAD)
+ STRINGIFY_CODE(FUNC_CODE, INST_CLEANUPENDPAD)
+ STRINGIFY_CODE(FUNC_CODE, INST_CATCHENDPAD)
+ STRINGIFY_CODE(FUNC_CODE, INST_TERMINATEPAD)
+ STRINGIFY_CODE(FUNC_CODE, INST_PHI)
+ STRINGIFY_CODE(FUNC_CODE, INST_ALLOCA)
+ STRINGIFY_CODE(FUNC_CODE, INST_LOAD)
+ STRINGIFY_CODE(FUNC_CODE, INST_VAARG)
+ STRINGIFY_CODE(FUNC_CODE, INST_STORE)
+ STRINGIFY_CODE(FUNC_CODE, INST_EXTRACTVAL)
+ STRINGIFY_CODE(FUNC_CODE, INST_INSERTVAL)
+ STRINGIFY_CODE(FUNC_CODE, INST_CMP2)
+ STRINGIFY_CODE(FUNC_CODE, INST_VSELECT)
+ STRINGIFY_CODE(FUNC_CODE, DEBUG_LOC_AGAIN)
+ STRINGIFY_CODE(FUNC_CODE, INST_CALL)
+ STRINGIFY_CODE(FUNC_CODE, DEBUG_LOC)
+ STRINGIFY_CODE(FUNC_CODE, INST_GEP)
}
case bitc::VALUE_SYMTAB_BLOCK_ID:
switch (CodeID) {
default: return nullptr;
- case bitc::VST_CODE_ENTRY: return "ENTRY";
- case bitc::VST_CODE_BBENTRY: return "BBENTRY";
+ STRINGIFY_CODE(VST_CODE, ENTRY)
+ STRINGIFY_CODE(VST_CODE, BBENTRY)
+ STRINGIFY_CODE(VST_CODE, FNENTRY)
+ STRINGIFY_CODE(VST_CODE, COMBINED_FNENTRY)
+ }
+ case bitc::MODULE_STRTAB_BLOCK_ID:
+ switch (CodeID) {
+ default: return nullptr;
+ STRINGIFY_CODE(MST_CODE, ENTRY)
+ }
+ case bitc::FUNCTION_SUMMARY_BLOCK_ID:
+ switch (CodeID) {
+ default: return nullptr;
+ STRINGIFY_CODE(FS_CODE, PERMODULE_ENTRY)
+ STRINGIFY_CODE(FS_CODE, COMBINED_ENTRY)
}
case bitc::METADATA_ATTACHMENT_ID:
switch(CodeID) {
default:return nullptr;
- case bitc::METADATA_ATTACHMENT: return "METADATA_ATTACHMENT";
+ STRINGIFY_CODE(METADATA, ATTACHMENT)
}
case bitc::METADATA_BLOCK_ID:
switch(CodeID) {
default:return nullptr;
- case bitc::METADATA_STRING: return "METADATA_STRING";
- case bitc::METADATA_NAME: return "METADATA_NAME";
- case bitc::METADATA_KIND: return "METADATA_KIND";
- case bitc::METADATA_NODE: return "METADATA_NODE";
- case bitc::METADATA_FN_NODE: return "METADATA_FN_NODE";
- case bitc::METADATA_NAMED_NODE: return "METADATA_NAMED_NODE";
+ STRINGIFY_CODE(METADATA, STRING)
+ STRINGIFY_CODE(METADATA, NAME)
+ STRINGIFY_CODE(METADATA, KIND)
+ STRINGIFY_CODE(METADATA, NODE)
+ STRINGIFY_CODE(METADATA, VALUE)
+ STRINGIFY_CODE(METADATA, OLD_NODE)
+ STRINGIFY_CODE(METADATA, OLD_FN_NODE)
+ STRINGIFY_CODE(METADATA, NAMED_NODE)
+ STRINGIFY_CODE(METADATA, DISTINCT_NODE)
+ STRINGIFY_CODE(METADATA, LOCATION)
+ STRINGIFY_CODE(METADATA, GENERIC_DEBUG)
+ STRINGIFY_CODE(METADATA, SUBRANGE)
+ STRINGIFY_CODE(METADATA, ENUMERATOR)
+ STRINGIFY_CODE(METADATA, BASIC_TYPE)
+ STRINGIFY_CODE(METADATA, FILE)
+ STRINGIFY_CODE(METADATA, DERIVED_TYPE)
+ STRINGIFY_CODE(METADATA, COMPOSITE_TYPE)
+ STRINGIFY_CODE(METADATA, SUBROUTINE_TYPE)
+ STRINGIFY_CODE(METADATA, COMPILE_UNIT)
+ STRINGIFY_CODE(METADATA, SUBPROGRAM)
+ STRINGIFY_CODE(METADATA, LEXICAL_BLOCK)
+ STRINGIFY_CODE(METADATA, LEXICAL_BLOCK_FILE)
+ STRINGIFY_CODE(METADATA, NAMESPACE)
+ STRINGIFY_CODE(METADATA, TEMPLATE_TYPE)
+ STRINGIFY_CODE(METADATA, TEMPLATE_VALUE)
+ STRINGIFY_CODE(METADATA, GLOBAL_VAR)
+ STRINGIFY_CODE(METADATA, LOCAL_VAR)
+ STRINGIFY_CODE(METADATA, EXPRESSION)
+ STRINGIFY_CODE(METADATA, OBJC_PROPERTY)
+ STRINGIFY_CODE(METADATA, IMPORTED_ENTITY)
+ STRINGIFY_CODE(METADATA, MODULE)
}
case bitc::USELIST_BLOCK_ID:
switch(CodeID) {
default:return nullptr;
- case bitc::USELIST_CODE_ENTRY: return "USELIST_CODE_ENTRY";
+ case bitc::USELIST_CODE_DEFAULT: return "USELIST_CODE_DEFAULT";
+ case bitc::USELIST_CODE_BB: return "USELIST_CODE_BB";
}
}
+#undef STRINGIFY_CODE
}
struct PerRecordStats {
/// Error - All bitcode analysis errors go through this function, making this a
/// good place to breakpoint if debugging.
-static bool Error(const std::string &Err) {
+static bool Error(const Twine &Err) {
errs() << Err << "\n";
return true;
}
/// ParseBlock - Read a block, updating statistics, etc.
static bool ParseBlock(BitstreamCursor &Stream, unsigned BlockID,
- unsigned IndentLevel) {
+ unsigned IndentLevel, CurStreamTypeType CurStreamType) {
std::string Indent(IndentLevel*2, ' ');
uint64_t BlockBitStart = Stream.GetCurrentBitNo();
const char *BlockName = nullptr;
if (Dump) {
outs() << Indent << "<";
- if ((BlockName = GetBlockName(BlockID, *Stream.getBitStreamReader())))
+ if ((BlockName = GetBlockName(BlockID, *Stream.getBitStreamReader(),
+ CurStreamType)))
outs() << BlockName;
else
outs() << "UnknownBlock" << BlockID;
case BitstreamEntry::SubBlock: {
uint64_t SubBlockBitStart = Stream.GetCurrentBitNo();
- if (ParseBlock(Stream, Entry.ID, IndentLevel+1))
+ if (ParseBlock(Stream, Entry.ID, IndentLevel+1, CurStreamType))
return true;
++BlockStats.NumSubBlocks;
uint64_t SubBlockBitEnd = Stream.GetCurrentBitNo();
if (Dump) {
outs() << Indent << " <";
if (const char *CodeName =
- GetCodeName(Code, BlockID, *Stream.getBitStreamReader()))
+ GetCodeName(Code, BlockID, *Stream.getBitStreamReader(),
+ CurStreamType))
outs() << CodeName;
else
outs() << "UnknownCode" << Code;
if (NonSymbolic &&
- GetCodeName(Code, BlockID, *Stream.getBitStreamReader()))
+ GetCodeName(Code, BlockID, *Stream.getBitStreamReader(),
+ CurStreamType))
outs() << " codeid=" << Code;
if (Entry.ID != bitc::UNABBREV_RECORD)
outs() << " abbrevid=" << Entry.ID;
if (Blob.data()) {
outs() << " blob data = ";
- bool BlobIsPrintable = true;
- for (unsigned i = 0, e = Blob.size(); i != e; ++i)
- if (!isprint(static_cast<unsigned char>(Blob[i]))) {
- BlobIsPrintable = false;
- break;
- }
-
- if (BlobIsPrintable)
- outs() << "'" << Blob << "'";
- else
- outs() << "unprintable, " << Blob.size() << " bytes.";
+ if (ShowBinaryBlobs) {
+ outs() << "'";
+ outs().write_escaped(Blob, /*hex=*/true) << "'";
+ } else {
+ bool BlobIsPrintable = true;
+ for (unsigned i = 0, e = Blob.size(); i != e; ++i)
+ if (!isprint(static_cast<unsigned char>(Blob[i]))) {
+ BlobIsPrintable = false;
+ break;
+ }
+
+ if (BlobIsPrintable)
+ outs() << "'" << Blob << "'";
+ else
+ outs() << "unprintable, " << Blob.size() << " bytes.";
+ }
}
outs() << "\n";
(double)Bits/8, (unsigned long)(Bits/32));
}
-
-/// AnalyzeBitcode - Analyze the bitcode file specified by InputFilename.
-static int AnalyzeBitcode() {
+static bool openBitcodeFile(StringRef Path,
+ std::unique_ptr<MemoryBuffer> &MemBuf,
+ BitstreamReader &StreamFile,
+ BitstreamCursor &Stream,
+ CurStreamTypeType &CurStreamType) {
// Read the input file.
- std::unique_ptr<MemoryBuffer> MemBuf;
-
- if (error_code ec =
- MemoryBuffer::getFileOrSTDIN(InputFilename, MemBuf))
- return Error("Error reading '" + InputFilename + "': " + ec.message());
+ ErrorOr<std::unique_ptr<MemoryBuffer>> MemBufOrErr =
+ MemoryBuffer::getFileOrSTDIN(Path);
+ if (std::error_code EC = MemBufOrErr.getError())
+ return Error(Twine("Error reading '") + Path + "': " + EC.message());
+ MemBuf = std::move(MemBufOrErr.get());
if (MemBuf->getBufferSize() & 3)
return Error("Bitcode stream should be a multiple of 4 bytes in length");
const unsigned char *BufPtr = (const unsigned char *)MemBuf->getBufferStart();
- const unsigned char *EndBufPtr = BufPtr+MemBuf->getBufferSize();
+ const unsigned char *EndBufPtr = BufPtr + MemBuf->getBufferSize();
// If we have a wrapper header, parse it and ignore the non-bc file contents.
// The magic number is 0x0B17C0DE stored in little endian.
if (SkipBitcodeWrapperHeader(BufPtr, EndBufPtr, true))
return Error("Invalid bitcode wrapper header");
- BitstreamReader StreamFile(BufPtr, EndBufPtr);
- BitstreamCursor Stream(StreamFile);
+ StreamFile = BitstreamReader(BufPtr, EndBufPtr);
+ Stream = BitstreamCursor(StreamFile);
StreamFile.CollectBlockInfoNames();
// Read the stream signature.
Signature[4] == 0xE && Signature[5] == 0xD)
CurStreamType = LLVMIRBitstream;
+ return false;
+}
+
+/// AnalyzeBitcode - Analyze the bitcode file specified by InputFilename.
+static int AnalyzeBitcode() {
+ std::unique_ptr<MemoryBuffer> StreamBuffer;
+ BitstreamReader StreamFile;
+ BitstreamCursor Stream;
+ CurStreamTypeType CurStreamType;
+ if (openBitcodeFile(InputFilename, StreamBuffer, StreamFile, Stream,
+ CurStreamType))
+ return true;
+
+ // Read block info from BlockInfoFilename, if specified.
+ // The block info must be a top-level block.
+ if (!BlockInfoFilename.empty()) {
+ std::unique_ptr<MemoryBuffer> BlockInfoBuffer;
+ BitstreamReader BlockInfoFile;
+ BitstreamCursor BlockInfoCursor;
+ CurStreamTypeType BlockInfoStreamType;
+ if (openBitcodeFile(BlockInfoFilename, BlockInfoBuffer, BlockInfoFile,
+ BlockInfoCursor, BlockInfoStreamType))
+ return true;
+
+ while (!BlockInfoCursor.AtEndOfStream()) {
+ unsigned Code = BlockInfoCursor.ReadCode();
+ if (Code != bitc::ENTER_SUBBLOCK)
+ return Error("Invalid record at top-level in block info file");
+
+ unsigned BlockID = BlockInfoCursor.ReadSubBlockID();
+ if (BlockID == bitc::BLOCKINFO_BLOCK_ID) {
+ if (BlockInfoCursor.ReadBlockInfoBlock())
+ return Error("Malformed BlockInfoBlock in block info file");
+ break;
+ }
+
+ BlockInfoCursor.SkipBlock();
+ }
+
+ StreamFile.takeBlockInfo(std::move(BlockInfoFile));
+ }
+
unsigned NumTopBlocks = 0;
// Parse the top-level structure. We only allow blocks at the top-level.
unsigned BlockID = Stream.ReadSubBlockID();
- if (ParseBlock(Stream, BlockID, 0))
+ if (ParseBlock(Stream, BlockID, 0, CurStreamType))
return true;
++NumTopBlocks;
}
if (Dump) outs() << "\n\n";
- uint64_t BufferSizeBits = (EndBufPtr-BufPtr)*CHAR_BIT;
+ uint64_t BufferSizeBits = StreamFile.getBitcodeBytes().getExtent() * CHAR_BIT;
// Print a summary of the read file.
outs() << "Summary of " << InputFilename << ":\n";
outs() << " Total size: ";
for (std::map<unsigned, PerBlockIDStats>::iterator I = BlockIDStats.begin(),
E = BlockIDStats.end(); I != E; ++I) {
outs() << " Block ID #" << I->first;
- if (const char *BlockName = GetBlockName(I->first, StreamFile))
+ if (const char *BlockName = GetBlockName(I->first, StreamFile,
+ CurStreamType))
outs() << " (" << BlockName << ")";
outs() << ":\n";
outs() << " ";
if (const char *CodeName =
- GetCodeName(FreqPairs[i].second, I->first, StreamFile))
+ GetCodeName(FreqPairs[i].second, I->first, StreamFile,
+ CurStreamType))
outs() << CodeName << "\n";
else
outs() << "UnknownCode" << FreqPairs[i].second << "\n";
projects / oota-llvm.git / blobdiff