Write/read allocation instruction alignment info to .bc files.
llvm-svn: 24203
diff --git a/llvm/lib/Bytecode/Writer/Writer.cpp b/llvm/lib/Bytecode/Writer/Writer.cpp
index b1f2634..d314231 100644
--- a/llvm/lib/Bytecode/Writer/Writer.cpp
+++ b/llvm/lib/Bytecode/Writer/Writer.cpp
@@ -693,6 +693,13 @@
assert(Slots[1] != ~0U && "Cast return type unknown?");
if (Slots[1] > MaxOpSlot) MaxOpSlot = Slots[1];
NumOperands++;
+ } else if (const AllocationInst *AI = dyn_cast<AllocationInst>(&I)) {
+ assert(NumOperands == 1 && "Bogus allocation!");
+ if (AI->getAlignment()) {
+ Slots[1] = Log2_32(AI->getAlignment())+1;
+ if (Slots[1] > MaxOpSlot) MaxOpSlot = Slots[1];
+ NumOperands = 2;
+ }
} else if (const GetElementPtrInst *GEP = dyn_cast<GetElementPtrInst>(&I)) {
// We need to encode the type of sequential type indices into their slot #
unsigned Idx = 1;