Bug 1603373 part 1 - Remove unused jit::CanStoreUnboxedType. r=iain

Differential Revision: https://phabricator.services.mozilla.com/D56909

--HG--
extra : moz-landing-system : lando

js/src/jit/MIR.cpp

@@ -2289,32 +2289,6 @@ bool jit::EqualTypes(MIRType type1, TemporaryTypeSet* typeset1, MIRType type2,
   return typeset1->equals(typeset2);
 }
 
-// Tests whether input/inputTypes can always be stored to an unboxed
-// object/array property with the given unboxed type.
-bool jit::CanStoreUnboxedType(TempAllocator& alloc, JSValueType unboxedType,
-                              MIRType input, TypeSet* inputTypes) {
-  TemporaryTypeSet types;
-
-  switch (unboxedType) {
-    case JSVAL_TYPE_BOOLEAN:
-    case JSVAL_TYPE_INT32:
-    case JSVAL_TYPE_DOUBLE:
-    case JSVAL_TYPE_STRING:
-      types.addType(TypeSet::PrimitiveType(unboxedType), alloc.lifoAlloc());
-      break;
-
-    case JSVAL_TYPE_OBJECT:
-      types.addType(TypeSet::AnyObjectType(), alloc.lifoAlloc());
-      types.addType(TypeSet::NullType(), alloc.lifoAlloc());
-      break;
-
-    default:
-      MOZ_CRASH("Bad unboxed type");
-  }
-
-  return TypeSetIncludes(&types, input, inputTypes);
-}
-
 bool MPhi::specializeType(TempAllocator& alloc) {
 #ifdef DEBUG
   MOZ_ASSERT(!specialized_);

js/src/jit/MIR.h

@@ -1998,9 +1998,6 @@ bool TypeSetIncludes(TypeSet* types, MIRType input, TypeSet* inputTypes);
 bool EqualTypes(MIRType type1, TemporaryTypeSet* typeset1, MIRType type2,
                 TemporaryTypeSet* typeset2);
 
-bool CanStoreUnboxedType(TempAllocator& alloc, JSValueType unboxedType,
-                         MIRType input, TypeSet* inputTypes);
-
 class MNewArray : public MUnaryInstruction, public NoTypePolicy::Data {
  private:
   // Number of elements to allocate for the array.