Embed array class pointers at array allocation sites.
Following https://android-review.googlesource.com/#/c/79302, embed
array class pointers at array allocation sites in the compiled code.
Change-Id: I67a1292466dfbb7f48e746e5060e992dd93525c5
diff --git a/runtime/entrypoints/entrypoint_utils.h b/runtime/entrypoints/entrypoint_utils.h
index 5ee750f..f6e8ca3 100644
--- a/runtime/entrypoints/entrypoint_utils.h
+++ b/runtime/entrypoints/entrypoint_utils.h
@@ -232,6 +232,30 @@
return mirror::Array::Alloc<kInstrumented>(self, klass, component_count, allocator_type);
}
+template <bool kAccessCheck, bool kInstrumented>
+ALWAYS_INLINE static inline mirror::Array* AllocArrayFromCodeResolved(mirror::Class* klass,
+ mirror::ArtMethod* method,
+ int32_t component_count,
+ Thread* self,
+ gc::AllocatorType allocator_type)
+ NO_THREAD_SAFETY_ANALYSIS {
+ DCHECK(klass != nullptr);
+ if (UNLIKELY(component_count < 0)) {
+ ThrowNegativeArraySizeException(component_count);
+ return nullptr; // Failure
+ }
+ if (kAccessCheck) {
+ mirror::Class* referrer = method->GetDeclaringClass();
+ if (UNLIKELY(!referrer->CanAccess(klass))) {
+ ThrowIllegalAccessErrorClass(referrer, klass);
+ return nullptr; // Failure
+ }
+ }
+ // No need to retry a slow-path allocation as the above code won't
+ // cause a GC or thread suspension.
+ return mirror::Array::Alloc<kInstrumented>(self, klass, component_count, allocator_type);
+}
+
extern mirror::Array* CheckAndAllocArrayFromCode(uint32_t type_idx, mirror::ArtMethod* method,
int32_t component_count, Thread* self,
bool access_check,