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Implement verification feature. 

Ensure output occurs even in the face of an error.

llvm-svn: 14499
This commit is contained in:
Reid Spencer 2004-06-29 23:34:27 +00:00
parent 002dd98ce0
commit 938be23e90
1 changed files with 20 additions and 4 deletions
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24
llvm/tools/llvm-abcd/llvm-abcd.cpp
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@ -29,6 +29,7 @@
// the bytecode file (-dump option).
//===----------------------------------------------------------------------===//
#include "llvm/Analysis/Verifier.h"
#include "llvm/Bytecode/Analyzer.h"
#include "Support/CommandLine.h"
#include "llvm/System/Signals.h"
@ -41,7 +42,8 @@ static cl::opt<std::string>
InputFilename(cl::Positional, cl::desc("<input bytecode>"), cl::init("-"));
static cl::opt<bool> NoDetails ("nodetails", cl::desc("Skip detailed output"));
static cl::opt<bool> Dump ("dump", cl::desc("Detailed output"));
static cl::opt<bool> Dump ("dump", cl::desc("Dump low level bytecode trace"));
static cl::opt<bool> Verify ("verify", cl::desc("Progressively verify module"));
int
main(int argc, char **argv)
@ -59,9 +61,25 @@ main(int argc, char **argv)
/// Determine what to generate
bca.dumpBytecode = Dump;
bca.detailedResults = !NoDetails;
bca.progressiveVerify = Verify;
/// Analyze the bytecode file
AnalyzeBytecodeFile(InputFilename, bca, &ErrorMessage);
Module* M = AnalyzeBytecodeFile(InputFilename, bca, &ErrorMessage);
// All that abcd does is write the gathered statistics to the output
PrintBytecodeAnalysis(bca,*Out);
if ( M && Verify ) {
std::string verificationMsg;
try {
verifyModule( *M, ThrowExceptionAction );
} catch (std::string& errmsg ) {
verificationMsg = errmsg;
}
if ( verificationMsg.length() > 0 )
std::cerr << "Final Verification Message: " << verificationMsg << "\n";
}
// If there was an error, print it and stop.
if ( ErrorMessage.size() ) {
@ -69,8 +87,6 @@ main(int argc, char **argv)
return 1;
}
// All that abcd does is write the gathered statistics to the output
PrintBytecodeAnalysis(bca,*Out);
if (Out != &std::cout) {
((std::ofstream*)Out)->close();