From 0117f823f47539bbbd9a1f931ee76f671fd30df7 Mon Sep 17 00:00:00 2001
From: "vegorov@chromium.org"
 <vegorov@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Date: Tue, 1 Mar 2011 15:41:23 +0000
Subject: [PATCH] Correctly maintain virtual frame in unary operations on ia32.
 Review URL: http://codereview.chromium.org/6591070

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@7000 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
---
 src/ia32/codegen-ia32.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/ia32/codegen-ia32.cc b/src/ia32/codegen-ia32.cc
index 770ec0b..8f15860 100644
--- a/src/ia32/codegen-ia32.cc
+++ b/src/ia32/codegen-ia32.cc
@@ -8310,6 +8310,7 @@ void CodeGenerator::VisitUnaryOperation(UnaryOperation* node) {
       switch (op) {
         case Token::SUB: {
           __ neg(value.reg());
+          frame_->Push(&value);
           if (node->no_negative_zero()) {
             // -MIN_INT is MIN_INT with the overflow flag set.
             unsafe_bailout_->Branch(overflow);
@@ -8322,17 +8323,18 @@ void CodeGenerator::VisitUnaryOperation(UnaryOperation* node) {
         }
         case Token::BIT_NOT: {
           __ not_(value.reg());
+          frame_->Push(&value);
           break;
         }
         case Token::ADD: {
           // Unary plus has no effect on int32 values.
+          frame_->Push(&value);
           break;
         }
         default:
           UNREACHABLE();
           break;
       }
-      frame_->Push(&value);
     } else {
       Load(node->expression());
       bool can_overwrite = node->expression()->ResultOverwriteAllowed();
-- 
2.7.4