From: Alberto Garcia <berto@igalia.com>
Date: Mon, 28 May 2018 13:17:22 +0000 (+0100)
Subject: Disable JIT on x86 CPUs without SSE2
X-Git-Tag: archive/raspbian/2.4.11-4+rpi1~6
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=f769aee66c8ac762190f21936c05711771586a23;p=webkitgtk.git

Disable JIT on x86 CPUs without SSE2

===================================================================

Gbp-Pq: Name disable-jit-nonsse2.patch
---

diff --git a/Source/JavaScriptCore/runtime/VM.cpp b/Source/JavaScriptCore/runtime/VM.cpp
index d7e50ed..ddf02e5 100644
--- a/Source/JavaScriptCore/runtime/VM.cpp
+++ b/Source/JavaScriptCore/runtime/VM.cpp
@@ -134,6 +134,11 @@ static bool enableAssembler(ExecutableAllocator& executableAllocator)
         return false;
     }
 
+#if CPU(X86)
+    if (!MacroAssembler::supportsFloatingPoint())
+        return false;
+#endif
+
 #if USE(CF)
 #if COMPILER(GCC) && !COMPILER(CLANG)
     // FIXME: remove this once the EWS have been upgraded to LLVM.