Improve hoisting of size intrinsic.

tknopp · Mar 26, 2014 · c5e4bd1 · c5e4bd1
1 parent 2e5da98
commit c5e4bd1
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/src/cgutils.cpp b/src/cgutils.cpp
@@ -851,11 +851,11 @@ static Value *emit_nthptr(Value *v, size_t n, MDNode *tbaa)
  return tbaa_decorate(tbaa,builder.CreateLoad(vptr, false));
 }
 
-static Value *emit_nthptr(Value *v, Value *idx)
+static Value *emit_nthptr(Value *v, Value *idx, MDNode *tbaa)
 {
  // p = (jl_value_t**)v; p[n]
  Value *vptr = emit_nthptr_addr(v, idx);
- return builder.CreateLoad(vptr, false);
+ return tbaa_decorate(tbaa,builder.CreateLoad(vptr, false));
 }
 
 static Value *typed_load(Value *ptr, Value *idx_0based, jl_value_t *jltype,
@@ -1232,7 +1232,7 @@ static Value *emit_arraysize(Value *t, Value *dim)
 #endif
  Value *dbits =
  emit_nthptr(t, builder.CreateAdd(dim,
- ConstantInt::get(dim->getType(), o)));
+ ConstantInt::get(dim->getType(), o)), tbaa_arraysize);
  return builder.CreatePtrToInt(dbits, T_size);
 }