Ensure that we do not accidentally emit debug code.

src/arm/code-stubs-arm.cc

Index: src/arm/code-stubs-arm.cc
diff --git a/src/arm/code-stubs-arm.cc b/src/arm/code-stubs-arm.cc
index 8b0779bcf26fb41621d0b9e606f966f30326eb90..a6aff15cff0bef0026399606e854225be309110d 100644
--- a/src/arm/code-stubs-arm.cc
+++ b/src/arm/code-stubs-arm.cc
@@ -655,11 +655,9 @@ void FloatingPointHelper::LoadNumber(MacroAssembler* masm,
                                      Register scratch1,
                                      Register scratch2,
                                      Label* not_number) {
-  if (FLAG_debug_code) {
-    __ AbortIfNotRootValue(heap_number_map,
-                           Heap::kHeapNumberMapRootIndex,
-                           "HeapNumberMap register clobbered.");
-  }
+  __ AssertRootValue(heap_number_map,
+                     Heap::kHeapNumberMapRootIndex,
+                     "HeapNumberMap register clobbered.");
 
   Label is_smi, done;
 
@@ -716,11 +714,9 @@ void FloatingPointHelper::ConvertNumberToInt32(MacroAssembler* masm,
                                                Register scratch3,
                                                DwVfpRegister double_scratch,
                                                Label* not_number) {
-  if (FLAG_debug_code) {
-    __ AbortIfNotRootValue(heap_number_map,
-                           Heap::kHeapNumberMapRootIndex,
-                           "HeapNumberMap register clobbered.");
-  }
+  __ AssertRootValue(heap_number_map,
+                     Heap::kHeapNumberMapRootIndex,
+                     "HeapNumberMap register clobbered.");
   Label done;
   Label not_in_int32_range;
 
@@ -849,11 +845,9 @@ void FloatingPointHelper::LoadNumberAsInt32Double(MacroAssembler* masm,
   __ b(&done);
 
   __ bind(&obj_is_not_smi);
-  if (FLAG_debug_code) {
-    __ AbortIfNotRootValue(heap_number_map,
-                           Heap::kHeapNumberMapRootIndex,
-                           "HeapNumberMap register clobbered.");
-  }
+  __ AssertRootValue(heap_number_map,
+                     Heap::kHeapNumberMapRootIndex,
+                     "HeapNumberMap register clobbered.");
   __ JumpIfNotHeapNumber(object, heap_number_map, scratch1, not_int32);
 
   // Load the number.
@@ -920,11 +914,9 @@ void FloatingPointHelper::LoadNumberAsInt32(MacroAssembler* masm,
 
   __ UntagAndJumpIfSmi(dst, object, &done);
 
-  if (FLAG_debug_code) {
-    __ AbortIfNotRootValue(heap_number_map,
-                           Heap::kHeapNumberMapRootIndex,
-                           "HeapNumberMap register clobbered.");
-  }
+  __ AssertRootValue(heap_number_map,
+                     Heap::kHeapNumberMapRootIndex,
+                     "HeapNumberMap register clobbered.");
   __ JumpIfNotHeapNumber(object, heap_number_map, scratch1, not_int32);
 
   // Object is a heap number.
@@ -2545,9 +2537,9 @@ void BinaryOpStub::GenerateFPOperation(MacroAssembler* masm,
   Register scratch3 = r4;
 
   ASSERT(smi_operands || (not_numbers != NULL));
-  if (smi_operands && FLAG_debug_code) {
-    __ AbortIfNotSmi(left);
-    __ AbortIfNotSmi(right);
+  if (smi_operands) {
+    __ AssertSmi(left);
+    __ AssertSmi(right);
   }
 
   Register heap_number_map = r6;
@@ -7065,8 +7057,7 @@ void StringDictionaryLookupStub::GeneratePositiveLookup(MacroAssembler* masm,
   ASSERT(!name.is(scratch1));
   ASSERT(!name.is(scratch2));
 
-  // Assert that name contains a string.
-  if (FLAG_debug_code) __ AbortIfNotString(name);
+  __ AssertString(name);
 
   // Compute the capacity mask.
   __ ldr(scratch1, FieldMemOperand(elements, kCapacityOffset));