Revert "Revert "ART: Compiler support for invoke-polymorphic.""

This reverts commit 0fb5af1c8287b1ec85c55c306a1c43820c38a337.

This takes us back to the original change and attempts to fix the
issues encountered:

- Adds transition record push/pop around artInvokePolymorphic.
- Changes X86/X64 relocations for MacSDK.
- Implements MIPS entrypoint for art_quick_invoke_polymorphic.
- Corrects size of returned reference in art_quick_invoke_polymorphic
  on ARM.

Bug: 30550796,33191393
Test: art/test/run-test 953
Test: m test-art-run-test

Change-Id: Ib6b93e00b37b9d4ab743a3470ab3d77fe857cda8
diff --git a/compiler/optimizing/code_generator_mips64.cc b/compiler/optimizing/code_generator_mips64.cc
index 1b9c6da..0ea5bb0 100644
--- a/compiler/optimizing/code_generator_mips64.cc
+++ b/compiler/optimizing/code_generator_mips64.cc
@@ -3256,6 +3256,14 @@
   HandleInvoke(invoke);
 }
 
+void LocationsBuilderMIPS64::VisitInvokePolymorphic(HInvokePolymorphic* invoke) {
+  HandleInvoke(invoke);
+}
+
+void InstructionCodeGeneratorMIPS64::VisitInvokePolymorphic(HInvokePolymorphic* invoke) {
+  codegen_->GenerateInvokePolymorphicCall(invoke);
+}
+
 static bool TryGenerateIntrinsicCode(HInvoke* invoke, CodeGeneratorMIPS64* codegen) {
   if (invoke->GetLocations()->Intrinsified()) {
     IntrinsicCodeGeneratorMIPS64 intrinsic(codegen);