Fix unsigned comparisons.

src/arm64/lithium-codegen-arm64.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/arm64/lithium-codegen-arm64.h"
 #include "src/arm64/lithium-gap-resolver-arm64.h"
 #include "src/code-stubs.h"
 #include "src/stub-cache.h"
@@ skipping 2452 matching lines @@
     __ Ldr(scratch, FieldMemOperand(value, HeapNumber::kValueOffset));
     __ JumpIfMinusZero(scratch, instr->TrueLabel(chunk()));
   }
   EmitGoto(instr->FalseDestination(chunk()));
 }
 
 
 void LCodeGen::DoCompareNumericAndBranch(LCompareNumericAndBranch* instr) {
   LOperand* left = instr->left();
   LOperand* right = instr->right();
-  bool is_unsigned = instr->hydrogen()->CheckFlag(HInstruction::kUint32);
+  bool is_unsigned =
+      instr->hydrogen()->left()->CheckFlag(HInstruction::kUint32) ||
+      instr->hydrogen()->right()->CheckFlag(HInstruction::kUint32);
   Condition cond = TokenToCondition(instr->op(), is_unsigned);
 
   if (left->IsConstantOperand() && right->IsConstantOperand()) {
     // We can statically evaluate the comparison.
     double left_val = ToDouble(LConstantOperand::cast(left));
     double right_val = ToDouble(LConstantOperand::cast(right));
     int next_block = EvalComparison(instr->op(), left_val, right_val) ?
         instr->TrueDestination(chunk_) : instr->FalseDestination(chunk_);
     EmitGoto(next_block);
   } else {
@@ skipping 3564 matching lines @@
   Handle<ScopeInfo> scope_info = instr->scope_info();
   __ Push(scope_info);
   __ Push(ToRegister(instr->function()));
   CallRuntime(Runtime::kHiddenPushBlockContext, 2, instr);
   RecordSafepoint(Safepoint::kNoLazyDeopt);
 }
 
 
 
 } }  // namespace v8::internal