Changes for running tests on arm64 hardware.

runtime/vm/intermediate_language_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/intermediate_language.h"
 
 #include "vm/dart_entry.h"
@@ skipping 74 matching lines @@
   ASSERT(result == R0);
 #if defined(DEBUG)
   Label stack_ok;
   __ Comment("Stack Check");
   const intptr_t fp_sp_dist =
       (kFirstLocalSlotFromFp + 1 - compiler->StackSize()) * kWordSize;
   ASSERT(fp_sp_dist <= 0);
   __ sub(R2, SP, Operand(FP));
   __ CompareImmediate(R2, fp_sp_dist, PP);
   __ b(&stack_ok, EQ);
-  __ hlt(0);
+  __ brk(0);
   __ Bind(&stack_ok);
 #endif
   __ LeaveDartFrame();
   __ ret();
 }
 
 
 static Condition NegateCondition(Condition condition) {
   switch (condition) {
     case EQ: return NE;
@@ skipping 235 matching lines @@
   __ CompareObject(reg, Bool::False(), PP);
   __ b(&done, EQ);
 
   __ Push(reg);  // Push the source object.
   compiler->GenerateRuntimeCall(token_pos,
                                 deopt_id,
                                 kNonBoolTypeErrorRuntimeEntry,
                                 1,
                                 locs);
   // We should never return here.
-  __ hlt(0);
+  __ brk(0);
   __ Bind(&done);
 }
 
 
 void AssertBooleanInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   const Register obj = locs()->in(0).reg();
   const Register result = locs()->out(0).reg();
 
   EmitAssertBoolean(obj, token_pos(), deopt_id(), locs(), compiler);
   ASSERT(obj == result);
@@ skipping 4746 matching lines @@
   return new(isolate) LocationSummary(isolate, 0, 0, LocationSummary::kCall);
 }
 
 
 void ThrowInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   compiler->GenerateRuntimeCall(token_pos(),
                                 deopt_id(),
                                 kThrowRuntimeEntry,
                                 1,
                                 locs());
-  __ hlt(0);
+  __ brk(0);
 }
 
 
 LocationSummary* ReThrowInstr::MakeLocationSummary(Isolate* isolate,
                                                    bool opt) const {
   return new(isolate) LocationSummary(isolate, 0, 0, LocationSummary::kCall);
 }
 
 
 void ReThrowInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   compiler->SetNeedsStacktrace(catch_try_index());
   compiler->GenerateRuntimeCall(token_pos(),
                                 deopt_id(),
                                 kReThrowRuntimeEntry,
                                 2,
                                 locs());
-  __ hlt(0);
+  __ brk(0);
 }
 
 
 void GraphEntryInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   if (!compiler->CanFallThroughTo(normal_entry())) {
     __ b(compiler->GetJumpLabel(normal_entry()));
   }
 }
 
 
@@ skipping 176 matching lines @@
   compiler->GenerateCall(token_pos(),
                          &label,
                          PcDescriptors::kOther,
                          locs());
   __ Drop(ArgumentCount());  // Discard arguments.
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_ARM64