Attachment 6863 Details for Bug 32732 – if(! isSSE2Present()) откл. JIT

[patch] if(! isSSE2Present()) откл. JIT

untested-SSE2.runtime.check.patch (text/plain), 1.69 KB, created by vx8400 on 2016-11-10 20:26:44 MSK

(hide)

Description:

Filename:

MIME Type:

Creator: vx8400

Created: 2016-11-10 20:26:44 MSK

Size: 1.69 KB

patch

obsolete

>--- webkitgtk-2.4.11/Source/JavaScriptCore/assembler/MacroAssemblerX86Common.h.orig	2016-11-10 19:20:32 +0300
>+++ webkitgtk-2.4.11/Source/JavaScriptCore/assembler/MacroAssemblerX86Common.h	2016-11-10 19:33:29 +0300
>@@ -1542,7 +1542,8 @@
> #if OS(MAC_OS_X)
> 
>     // All X86 Macs are guaranteed to support at least SSE2,
>-    static bool isSSE2Present()
>+    //static 
>+    bool isSSE2Present()
>     {
>         return true;
>     }
>@@ -1555,7 +1556,8 @@
>         NoSSE2
>     };
> 
>-    static bool isSSE2Present()
>+    //static 
>+    bool isSSE2Present()
>     {
>         if (s_sse2CheckState == NotCheckedSSE2) {
>             // Default the flags value to zero; if the compiler is
>@@ -1595,7 +1597,8 @@
> 
>     // On x86-64 we should never be checking for SSE2 in a non-debug build,
>     // but non debug add this method to keep the asserts above happy.
>-    static bool isSSE2Present()
>+    //static 
>+    bool isSSE2Present()
>     {
>         return true;
>     }
>--- webkitgtk-2.4.11/Source/JavaScriptCore/runtime/VM.cpp.orig	2016-11-10 16:39:54 +0300
>+++ webkitgtk-2.4.11/Source/JavaScriptCore/runtime/VM.cpp	2016-11-10 19:37:54 +0300
>@@ -123,6 +123,9 @@
> // just checks for ENABLE(JIT) or ENABLE(YARR_JIT) with this premise in mind.
> 
> #if ENABLE(ASSEMBLER)
>+
>+extern bool isSSE2Present(); //FIXME: now made non-static in Source/JavaScriptCore/assembler/MacroAssemblerX86Common.h
>+
> static bool enableAssembler(ExecutableAllocator& executableAllocator)
> {
>     if (!Options::useJIT() && !Options::useRegExpJIT())
>@@ -134,6 +137,9 @@
>         return false;
>     }
> 
>+    if (!isSSE2Present()) 
>+	    return false;
>+
> #if USE(CF)
> #if COMPILER(GCC) && !COMPILER(CLANG)
>     // FIXME: remove this once the EWS have been upgraded to LLVM.

Actions: View | Diff

Attachments on bug 32732: 6859 | 6860 | 6863