[debugger,interpreter] fix source position of compare operation.

src/full-codegen/ppc/full-codegen-ppc.cc

 // Copyright 2014 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.
 
 #if V8_TARGET_ARCH_PPC
 
 #include "src/ast/scopes.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
@@ skipping 3652 matching lines @@
     // clang-format on
   } else {
     if (if_false != fall_through) __ b(if_false);
   }
   context()->Plug(if_true, if_false);
 }
 
 
 void FullCodeGenerator::VisitCompareOperation(CompareOperation* expr) {
   Comment cmnt(masm_, "[ CompareOperation");
-  SetExpressionPosition(expr);
 
   // First we try a fast inlined version of the compare when one of
   // the operands is a literal.
   if (TryLiteralCompare(expr)) return;
 
   // Always perform the comparison for its control flow.  Pack the result
   // into the expression's context after the comparison is performed.
   Label materialize_true, materialize_false;
   Label* if_true = NULL;
   Label* if_false = NULL;
   Label* fall_through = NULL;
   context()->PrepareTest(&materialize_true, &materialize_false, &if_true,
                          &if_false, &fall_through);
 
   Token::Value op = expr->op();
   VisitForStackValue(expr->left());
   switch (op) {
     case Token::IN:
       VisitForStackValue(expr->right());
+      SetExpressionPosition(expr);
       CallRuntimeWithOperands(Runtime::kHasProperty);
       PrepareForBailoutBeforeSplit(expr, false, NULL, NULL);
       __ CompareRoot(r3, Heap::kTrueValueRootIndex);
       Split(eq, if_true, if_false, fall_through);
       break;
 
     case Token::INSTANCEOF: {
       VisitForAccumulatorValue(expr->right());
+      SetExpressionPosition(expr);
       PopOperand(r4);
       InstanceOfStub stub(isolate());
       __ CallStub(&stub);
       PrepareForBailoutBeforeSplit(expr, false, NULL, NULL);
       __ CompareRoot(r3, Heap::kTrueValueRootIndex);
       Split(eq, if_true, if_false, fall_through);
       break;
     }
 
     default: {
       VisitForAccumulatorValue(expr->right());
+      SetExpressionPosition(expr);
       Condition cond = CompareIC::ComputeCondition(op);
       PopOperand(r4);
 
       bool inline_smi_code = ShouldInlineSmiCase(op);
       JumpPatchSite patch_site(masm_);
       if (inline_smi_code) {
         Label slow_case;
         __ orx(r5, r3, r4);
         patch_site.EmitJumpIfNotSmi(r5, &slow_case);
         __ cmp(r4, r3);
@@ skipping 217 matching lines @@
 
   DCHECK(Assembler::IsCrSet(Assembler::instr_at(cmp_address)));
 
   DCHECK(interrupt_address ==
          isolate->builtins()->OnStackReplacement()->entry());
   return ON_STACK_REPLACEMENT;
 }
 }  // namespace internal
 }  // namespace v8
 #endif  // V8_TARGET_ARCH_PPC