diff options
Diffstat (limited to 'compiler/optimizing/inliner.h')
| -rw-r--r-- | compiler/optimizing/inliner.h | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/compiler/optimizing/inliner.h b/compiler/optimizing/inliner.h index a2b4fc96c4..ffebd97cb8 100644 --- a/compiler/optimizing/inliner.h +++ b/compiler/optimizing/inliner.h @@ -62,8 +62,12 @@ class HInliner : public HOptimization { // Try to inline `resolved_method` in place of `invoke_instruction`. `do_rtp` is whether // reference type propagation can run after the inlining. If the inlining is successful, this - // method will replace and remove the `invoke_instruction`. - bool TryInlineAndReplace(HInvoke* invoke_instruction, ArtMethod* resolved_method, bool do_rtp) + // method will replace and remove the `invoke_instruction`. If `cha_devirtualize` is true, + // a CHA guard needs to be added for the inlining. + bool TryInlineAndReplace(HInvoke* invoke_instruction, + ArtMethod* resolved_method, + bool do_rtp, + bool cha_devirtualize) REQUIRES_SHARED(Locks::mutator_lock_); bool TryBuildAndInline(HInvoke* invoke_instruction, @@ -118,6 +122,18 @@ class HInliner : public HOptimization { Handle<mirror::ObjectArray<mirror::Class>> classes) REQUIRES_SHARED(Locks::mutator_lock_); + // Try CHA-based devirtualization to change virtual method calls into + // direct calls. + // Returns the actual method that resolved_method can be devirtualized to. + ArtMethod* TryCHADevirtualization(ArtMethod* resolved_method) + REQUIRES_SHARED(Locks::mutator_lock_); + + // Add a CHA guard for a CHA-based devirtualized call. A CHA guard checks a + // should_deoptimize flag and if it's true, does deoptimization. + void AddCHAGuard(HInstruction* invoke_instruction, + uint32_t dex_pc, + HInstruction* cursor, + HBasicBlock* bb_cursor); HInstanceFieldGet* BuildGetReceiverClass(ClassLinker* class_linker, HInstruction* receiver, |