Add support for the new va_arg instruction
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6029 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bytecode/Writer/InstructionWriter.cpp b/lib/Bytecode/Writer/InstructionWriter.cpp
index 587e6d1..63aede1 100644
--- a/lib/Bytecode/Writer/InstructionWriter.cpp
+++ b/lib/Bytecode/Writer/InstructionWriter.cpp
@@ -35,7 +35,7 @@
output_vbr(Type, Out); // Result type
unsigned NumArgs = I->getNumOperands();
- output_vbr(NumArgs + isa<CastInst>(I), Out);
+ output_vbr(NumArgs + (isa<CastInst>(I) || isa<VarArgInst>(I)), Out);
for (unsigned i = 0; i < NumArgs; ++i) {
int Slot = Table.getValSlot(I->getOperand(i));
@@ -43,9 +43,9 @@
output_vbr((unsigned)Slot, Out);
}
- if (isa<CastInst>(I)) {
+ if (isa<CastInst>(I) || isa<VarArgInst>(I)) {
int Slot = Table.getValSlot(I->getType());
- assert(Slot != -1 && "Cast return type unknown?");
+ assert(Slot != -1 && "Cast/VarArg return type unknown?");
output_vbr((unsigned)Slot, Out);
}
@@ -218,7 +218,7 @@
if (Slot > MaxOpSlot) MaxOpSlot = Slot;
// Handle the special case for cast...
- if (isa<CastInst>(I)) {
+ if (isa<CastInst>(I) || isa<VarArgInst>(I)) {
// Cast has to encode the destination type as the second argument in the
// packet, or else we won't know what type to cast to!
Slots[1] = Table.getValSlot(I.getType());