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Add some more bulletproofing to auto upgrade of llvm.dbg intrinsics.

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llvm-svn: 26996
This commit is contained in:
Jim Laskey 2006-03-23 20:13:25 +00:00
parent 974982c89c
commit 6e1c75ab01
1 changed files with 9 additions and 13 deletions
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22
lib/VMCore/AutoUpgrade.cpp
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@ -153,35 +153,31 @@ static Function *getUpgradedIntrinsic(Function *F) {
// of zero in the array indicates replacing with UndefValue for the arg type.
// NULL is returned if there is no permutation. It's assumed that the function
// name is in the form "llvm.?????"
static unsigned *getArgumentPermutation(Function* F) {
const std::string& Name = F->getName();
const FunctionType *FTy = F->getFunctionType();
unsigned N = FTy->getNumParams();
static unsigned *getArgumentPermutation(Function* Fn, Function* NewFn) {
const std::string& Name = Fn->getName();
unsigned N = Fn->getFunctionType()->getNumParams();
unsigned M = NewFn->getFunctionType()->getNumParams();
switch (Name[5]) {
case 'd':
if (Name == "llvm.dbg.stoppoint") {
static unsigned Permutation[] = { 2, 3, 4 };
assert(F->getFunctionType()->getNumParams() ==
(sizeof(Permutation) / sizeof(unsigned)) &&
assert(M == (sizeof(Permutation) / sizeof(unsigned)) &&
"Permutation is wrong length");
if (N == 4) return Permutation;
} else if (Name == "llvm.dbg.region.start") {
static unsigned Permutation[] = { 0 };
assert(F->getFunctionType()->getNumParams() ==
(sizeof(Permutation) / sizeof(unsigned)) &&
assert(M == (sizeof(Permutation) / sizeof(unsigned)) &&
"Permutation is wrong length");
if (N == 0) return Permutation;
} else if (Name == "llvm.dbg.region.end") {
static unsigned Permutation[] = { 0 };
assert(F->getFunctionType()->getNumParams() ==
(sizeof(Permutation) / sizeof(unsigned)) &&
assert(M == (sizeof(Permutation) / sizeof(unsigned)) &&
"Permutation is wrong length");
if (N == 0) return Permutation;
} else if (Name == "llvm.dbg.declare") {
static unsigned Permutation[] = { 0, 0 };
assert(F->getFunctionType()->getNumParams() ==
(sizeof(Permutation) / sizeof(unsigned)) &&
assert(M == (sizeof(Permutation) / sizeof(unsigned)) &&
"Permutation is wrong length");
if (N == 0) return Permutation;
}
@ -259,7 +255,7 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) {
const FunctionType *NewFnTy = NewFn->getFunctionType();
std::vector<Value*> Oprnds;
unsigned *Permutation = getArgumentPermutation(F);
unsigned *Permutation = getArgumentPermutation(F, NewFn);
unsigned N = NewFnTy->getNumParams();
if (Permutation) {