commit cc99df230feb46ba717252f002d0cc2da6828421
author Nicolas Geoffray <ngeoffray@google.com> Tue Jan 17 23:00:24 2017 +0000
committer Nicolas Geoffray <ngeoffray@google.com> Wed Jan 18 15:16:32 2017 +0000
tree 73ac045673e150fa367a8da4d46874f28e928491
parent 4507fdcb70bd570d5f3968061bf991f0a1233a93

Load the array class in the compiler for allocations.

Removing one other dependency for needing to pass
the current method, and having dex_cache_resolved_types_
in ArtMethod.

oat file increase:
- x64: 0.25%
- arm32: 0.30%
- x86: 0.28%

test: test-art-host, test-art-target
Change-Id: Ibca4fa00d3e31954db2ccb1f65a584b8c67cb230

compiler/optimizing/code_generator_mips.cc

diff --git a/compiler/optimizing/code_generator_mips.cc b/compiler/optimizing/code_generator_mips.cc
index 24234e1..a038382 100644
--- a/compiler/optimizing/code_generator_mips.cc
+++ b/compiler/optimizing/code_generator_mips.cc
@@ -5897,21 +5897,14 @@
   LocationSummary* locations =
       new (GetGraph()->GetArena()) LocationSummary(instruction, LocationSummary::kCallOnMainOnly);
   InvokeRuntimeCallingConvention calling_convention;
-  locations->AddTemp(Location::RegisterLocation(calling_convention.GetRegisterAt(0)));
-  locations->AddTemp(Location::RegisterLocation(calling_convention.GetRegisterAt(2)));
   locations->SetOut(calling_convention.GetReturnLocation(Primitive::kPrimNot));
-  locations->SetInAt(0, Location::RegisterLocation(calling_convention.GetRegisterAt(1)));
+  locations->SetInAt(0, Location::RegisterLocation(calling_convention.GetRegisterAt(0)));
+  locations->SetInAt(1, Location::RegisterLocation(calling_convention.GetRegisterAt(1)));
 }
 
 void InstructionCodeGeneratorMIPS::VisitNewArray(HNewArray* instruction) {
-  InvokeRuntimeCallingConvention calling_convention;
-  Register current_method_register = calling_convention.GetRegisterAt(2);
-  __ Lw(current_method_register, SP, kCurrentMethodStackOffset);
-  // Move an uint16_t value to a register.
-  __ LoadConst32(calling_convention.GetRegisterAt(0), instruction->GetTypeIndex().index_);
-  codegen_->InvokeRuntime(instruction->GetEntrypoint(), instruction, instruction->GetDexPc());
-  CheckEntrypointTypes<kQuickAllocArrayWithAccessCheck,
-                       void*, uint32_t, int32_t, ArtMethod*>();
+  codegen_->InvokeRuntime(kQuickAllocArrayResolved, instruction, instruction->GetDexPc());
+  CheckEntrypointTypes<kQuickAllocArrayResolved, void*, mirror::Class*, int32_t>();
 }
 
 void LocationsBuilderMIPS::VisitNewInstance(HNewInstance* instruction) {