Use UnboxedInt32 and UnboxedUint32 representation for LoadIndexedInstr

runtime/vm/intrinsifier_arm64.cc

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"  // Needed here to get TARGET_ARCH_ARM64.
 #if defined(TARGET_ARCH_ARM64)
 
 #include "vm/intrinsifier.h"
 
 #include "vm/assembler.h"
@@ skipping 855 matching lines @@
   // Return false if D0 or D1 was NaN before checking true condition.
   __ b(&not_nan, VC);
   __ ret();
   __ Bind(&not_nan);
   __ LoadObject(TMP, Bool::True(), PP);
   __ csel(R0, TMP, R0, true_condition);
   __ ret();
 
   __ Bind(&is_smi);  // Convert R0 to a double.
   __ SmiUntag(R0);
-  __ scvtfd(V1, R0);
+  __ scvtfdx(V1, R0);
   __ b(&double_op);  // Then do the comparison.
   __ Bind(&fall_through);
 }
 
 
 void Intrinsifier::Double_greaterThan(Assembler* assembler) {
   CompareDoubles(assembler, HI);
 }
 
 
@@ skipping 65 matching lines @@
 
 // Left is double right is integer (Bigint, Mint or Smi)
 void Intrinsifier::Double_mulFromInteger(Assembler* assembler) {
   Label fall_through;
   // Only smis allowed.
   __ ldr(R0, Address(SP, 0 * kWordSize));
   __ tsti(R0, Immediate(kSmiTagMask));
   __ b(&fall_through, NE);
   // Is Smi.
   __ SmiUntag(R0);
-  __ scvtfd(V1, R0);
+  __ scvtfdx(V1, R0);
   __ ldr(R0, Address(SP, 1 * kWordSize));
   __ LoadDFieldFromOffset(V0, R0, Double::value_offset(), kNoPP);
   __ fmuld(V0, V0, V1);
   const Class& double_class = Class::Handle(
       Isolate::Current()->object_store()->double_class());
   __ TryAllocate(double_class, &fall_through, R0, R1, kNoPP);
   __ StoreDFieldToOffset(V0, R0, Double::value_offset(), kNoPP);
   __ ret();
   __ Bind(&fall_through);
 }
 
 
 void Intrinsifier::DoubleFromInteger(Assembler* assembler) {
   Label fall_through;
 
   __ ldr(R0, Address(SP, 0 * kWordSize));
   __ tsti(R0, Immediate(kSmiTagMask));
   __ b(&fall_through, NE);
   // Is Smi.
   __ SmiUntag(R0);
-  __ scvtfd(V0, R0);
+  __ scvtfdx(V0, R0);
   const Class& double_class = Class::Handle(
       Isolate::Current()->object_store()->double_class());
   __ TryAllocate(double_class, &fall_through, R0, R1, kNoPP);
   __ StoreDFieldToOffset(V0, R0, Double::value_offset(), kNoPP);
   __ ret();
   __ Bind(&fall_through);
 }
 
 
 void Intrinsifier::Double_getIsNaN(Assembler* assembler) {
@@ skipping 67 matching lines @@
   __ LoadDFieldFromOffset(V1, R0, Double::value_offset(), kNoPP);
   __ Bind(&double_op);
   __ fsqrtd(V0, V1);
   const Class& double_class = Class::Handle(
       Isolate::Current()->object_store()->double_class());
   __ TryAllocate(double_class, &fall_through, R0, R1, kNoPP);
   __ StoreDFieldToOffset(V0, R0, Double::value_offset(), kNoPP);
   __ ret();
   __ Bind(&is_smi);
   __ SmiUntag(R0);
-  __ scvtfd(V1, R0);
+  __ scvtfdx(V1, R0);
   __ b(&double_op);
   __ Bind(&fall_through);
 }
 
 
 //    var state = ((_A * (_state[kSTATE_LO])) + _state[kSTATE_HI]) & _MASK_64;
 //    _state[kSTATE_LO] = state & _MASK_32;
 //    _state[kSTATE_HI] = state >> 32;
 void Intrinsifier::Random_nextState(Assembler* assembler) {
   const Library& math_lib = Library::Handle(Library::MathLibrary());
@@ skipping 470 matching lines @@
   Isolate* isolate = Isolate::Current();
   __ LoadImmediate(R1, reinterpret_cast<uword>(isolate), kNoPP);
   // Set return value to Isolate::current_tag_.
   __ ldr(R0, Address(R1, Isolate::current_tag_offset()));
   __ ret();
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_ARM64