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Fix GetConstantStringInfo to not look into MDString (it works on 

real data, not metadata) and fix DbgInfoPrinter to not abuse
GetConstantStringInfo.

llvm-svn: 91444
This commit is contained in:
Chris Lattner 2009-12-15 19:34:20 +00:00
parent 38c4f4b5d1
commit a3aef788ec
2 changed files with 7 additions and 15 deletions
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17
llvm/lib/Analysis/DbgInfoPrinter.cpp
View File

@ -22,7 +22,6 @@
#include "llvm/Assembly/Writer.h"
#include "llvm/Analysis/DebugInfo.h"
#include "llvm/Analysis/Passes.h"
#include "llvm/Analysis/ValueTracking.h"
#include "llvm/Support/CFG.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/raw_ostream.h"
@ -75,18 +74,16 @@ void PrintDbgInfo::printVariableDeclaration(const Value *V) {
}
void PrintDbgInfo::printStopPoint(const DbgStopPointInst *DSI) {
if (PrintDirectory) {
std::string dir;
GetConstantStringInfo(DSI->getDirectory(), dir);
Out << dir << "/";
}
if (PrintDirectory)
if (MDString *Str = dyn_cast<MDString>(DSI->getDirectory()))
Out << Str->getString() << '/';
std::string file;
GetConstantStringInfo(DSI->getFileName(), file);
Out << file << ":" << DSI->getLine();
if (MDString *Str = dyn_cast<MDString>(DSI->getFileName()))
Out << Str->getString();
Out << ':' << DSI->getLine();
if (unsigned Col = DSI->getColumn())
Out << ":" << Col;
Out << ':' << Col;
}
void PrintDbgInfo::printFuncStart(const DbgFuncStartInst *FS) {

5
llvm/lib/Analysis/ValueTracking.cpp
View File

@ -1369,11 +1369,6 @@ bool llvm::GetConstantStringInfo(Value *V, std::string &Str, uint64_t Offset,
StopAtNul);
}
if (MDString *MDStr = dyn_cast<MDString>(V)) {
Str = MDStr->getString();
return true;
}
// The GEP instruction, constant or instruction, must reference a global
// variable that is a constant and is initialized. The referenced constant
// initializer is the array that we'll use for optimization.