upload android base code part3

2018-08-08 16:48:17 +08:00 · 2018-08-08 16:48:17 +08:00 · b9e30e05b1
commit b9e30e05b1
parent 71b83c22f1
15122 changed files with 2089659 additions and 0 deletions
--- a/android/art/runtime/entrypoints/quick/quick_entrypoints.h
+++ b/android/art/runtime/entrypoints/quick/quick_entrypoints.h
@ -0,0 +1,111 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ART_RUNTIME_ENTRYPOINTS_QUICK_QUICK_ENTRYPOINTS_H_
+#define ART_RUNTIME_ENTRYPOINTS_QUICK_QUICK_ENTRYPOINTS_H_
+
+#include <jni.h>
+
+#include "base/macros.h"
+#include "base/mutex.h"
+#include "deoptimization_kind.h"
+#include "offsets.h"
+
+#define QUICK_ENTRYPOINT_OFFSET(ptr_size, x) \
+    Thread::QuickEntryPointOffset<ptr_size>(OFFSETOF_MEMBER(QuickEntryPoints, x))
+
+namespace art {
+
+namespace mirror {
+class Array;
+class Class;
+template<class MirrorType> class CompressedReference;
+class Object;
+}  // namespace mirror
+
+class ArtMethod;
+template<class MirrorType> class GcRoot;
+class Thread;
+
+// Pointers to functions that are called by quick compiler generated code via thread-local storage.
+struct PACKED(4) QuickEntryPoints {
+#define ENTRYPOINT_ENUM(name, rettype, ...) rettype ( * p ## name )( __VA_ARGS__ );
+#include "quick_entrypoints_list.h"
+  QUICK_ENTRYPOINT_LIST(ENTRYPOINT_ENUM)
+#undef QUICK_ENTRYPOINT_LIST
+#undef ENTRYPOINT_ENUM
+};
+
+
+// JNI entrypoints.
+// TODO: NO_THREAD_SAFETY_ANALYSIS due to different control paths depending on fast JNI.
+extern uint32_t JniMethodStart(Thread* self) NO_THREAD_SAFETY_ANALYSIS HOT_ATTR;
+extern uint32_t JniMethodFastStart(Thread* self) NO_THREAD_SAFETY_ANALYSIS HOT_ATTR;
+extern uint32_t JniMethodStartSynchronized(jobject to_lock, Thread* self)
+    NO_THREAD_SAFETY_ANALYSIS HOT_ATTR;
+extern void JniMethodEnd(uint32_t saved_local_ref_cookie, Thread* self)
+    NO_THREAD_SAFETY_ANALYSIS HOT_ATTR;
+extern void JniMethodFastEnd(uint32_t saved_local_ref_cookie, Thread* self)
+    NO_THREAD_SAFETY_ANALYSIS HOT_ATTR;
+extern void JniMethodEndSynchronized(uint32_t saved_local_ref_cookie, jobject locked,
+                                     Thread* self)
+    NO_THREAD_SAFETY_ANALYSIS HOT_ATTR;
+extern mirror::Object* JniMethodEndWithReference(jobject result, uint32_t saved_local_ref_cookie,
+                                                 Thread* self)
+    NO_THREAD_SAFETY_ANALYSIS HOT_ATTR;
+extern mirror::Object* JniMethodFastEndWithReference(jobject result,
+                                                     uint32_t saved_local_ref_cookie,
+                                                     Thread* self)
+    NO_THREAD_SAFETY_ANALYSIS HOT_ATTR;
+
+
+extern mirror::Object* JniMethodEndWithReferenceSynchronized(jobject result,
+                                                             uint32_t saved_local_ref_cookie,
+                                                             jobject locked, Thread* self)
+    NO_THREAD_SAFETY_ANALYSIS HOT_ATTR;
+
+extern void ReadBarrierJni(mirror::CompressedReference<mirror::Object>* handle_on_stack,
+                           Thread* self)
+    NO_THREAD_SAFETY_ANALYSIS HOT_ATTR;
+
+
+// Read barrier entrypoints.
+//
+// Compilers for ARM, ARM64, MIPS, MIPS64 can insert a call to these
+// functions directly.  For x86 and x86-64, compilers need a wrapper
+// assembly function, to handle mismatch in ABI.
+
+// Mark the heap reference `obj`. This entry point is used by read
+// barrier fast path implementations generated by the compiler to mark
+// an object that is referenced by a field of a gray object.
+extern "C" mirror::Object* artReadBarrierMark(mirror::Object* obj)
+    REQUIRES_SHARED(Locks::mutator_lock_) HOT_ATTR;
+
+// Read barrier entrypoint for heap references.
+// This is the read barrier slow path for instance and static fields
+// and reference type arrays.
+extern "C" mirror::Object* artReadBarrierSlow(mirror::Object* ref,
+                                              mirror::Object* obj,
+                                              uint32_t offset)
+    REQUIRES_SHARED(Locks::mutator_lock_) HOT_ATTR;
+
+// Read barrier entrypoint for GC roots.
+extern "C" mirror::Object* artReadBarrierForRootSlow(GcRoot<mirror::Object>* root)
+    REQUIRES_SHARED(Locks::mutator_lock_) HOT_ATTR;
+
+}  // namespace art
+
+#endif  // ART_RUNTIME_ENTRYPOINTS_QUICK_QUICK_ENTRYPOINTS_H_