Handle new forms of llvm.dbg intrinsics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26988 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Laskey
2006-03-23 18:06:46 +00:00
parent 4556ce5d11
commit 43970fec32
3 changed files with 76 additions and 32 deletions

View File

@ -16,6 +16,7 @@
#include "llvm/Constants.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Intrinsics.h"
#include "llvm/IntrinsicInst.h"
#include "llvm/Instructions.h"
#include "llvm/Module.h"
#include "llvm/Debugger/SourceFile.h"
@ -57,17 +58,15 @@ static const GlobalVariable *getNextStopPoint(const Value *V, unsigned &LineNo,
// Infinite loops == bad, ignore PHI nodes.
ShouldRecurse = false;
} else if (const CallInst *CI = dyn_cast<CallInst>(*UI)) {
// If we found a stop point, check to see if it is earlier than what we
// already have. If so, remember it.
if (const Function *F = CI->getCalledFunction())
if (F->getIntrinsicID() == Intrinsic::dbg_stoppoint) {
unsigned CurLineNo = ~0, CurColNo = ~0;
if (const DbgStopPointInst *SPI = dyn_cast<DbgStopPointInst>(CI)) {
unsigned CurLineNo = SPI->getLine();
unsigned CurColNo = SPI->getColumn();
const GlobalVariable *CurDesc = 0;
if (const ConstantInt *C = dyn_cast<ConstantInt>(CI->getOperand(1)))
CurLineNo = C->getRawValue();
if (const ConstantInt *C = dyn_cast<ConstantInt>(CI->getOperand(2)))
CurColNo = C->getRawValue();
const Value *Op = CI->getOperand(3);
const Value *Op = SPI->getContext();
if ((CurDesc = dyn_cast<GlobalVariable>(Op)) &&
(LineNo < LastLineNo ||
@ -78,7 +77,6 @@ static const GlobalVariable *getNextStopPoint(const Value *V, unsigned &LineNo,
}
ShouldRecurse = false;
}
}
// If this is not a phi node or a stopping point, recursively scan the users