From 470286ecfe79d59df14944e5b5d34630fc739391 Mon Sep 17 00:00:00 2001 From: Simon Hausmann Date: Thu, 22 Nov 2012 09:09:45 +0100 Subject: Imported WebKit commit e89504fa9195b2063b2530961d4b73dd08de3242 (http://svn.webkit.org/repository/webkit/trunk@135485) Change-Id: I03774e5ac79721c13ffa30d152537a74d0b12e66 Reviewed-by: Simon Hausmann --- Source/JavaScriptCore/assembler/MacroAssemblerX86Common.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'Source/JavaScriptCore/assembler/MacroAssemblerX86Common.h') diff --git a/Source/JavaScriptCore/assembler/MacroAssemblerX86Common.h b/Source/JavaScriptCore/assembler/MacroAssemblerX86Common.h index 66db26acb..53cb80c21 100644 --- a/Source/JavaScriptCore/assembler/MacroAssemblerX86Common.h +++ b/Source/JavaScriptCore/assembler/MacroAssemblerX86Common.h @@ -826,11 +826,15 @@ public: m_assembler.ucomisd_rr(right, left); if (cond == DoubleEqual) { + if (left == right) + return Jump(m_assembler.jnp()); Jump isUnordered(m_assembler.jp()); Jump result = Jump(m_assembler.je()); isUnordered.link(this); return result; } else if (cond == DoubleNotEqualOrUnordered) { + if (left == right) + return Jump(m_assembler.jp()); Jump isUnordered(m_assembler.jp()); Jump isEqual(m_assembler.je()); isUnordered.link(this); -- cgit v1.2.1