Title: [232212] trunk/Source/WTF
Revision
232212
Author
msab...@apple.com
Date
2018-05-25 16:26:42 -0700 (Fri, 25 May 2018)

Log Message

_javascript_Core: Disable 32-bit JIT on Windows
https://bugs.webkit.org/show_bug.cgi?id=185989

Reviewed by Saam Barati.

* wtf/Platform.h:

Modified Paths

Diff

Modified: trunk/Source/WTF/ChangeLog (232211 => 232212)


--- trunk/Source/WTF/ChangeLog	2018-05-25 23:18:15 UTC (rev 232211)
+++ trunk/Source/WTF/ChangeLog	2018-05-25 23:26:42 UTC (rev 232212)
@@ -1,3 +1,12 @@
+2018-05-25  Michael Saboff  <msab...@apple.com>
+
+        _javascript_Core: Disable 32-bit JIT on Windows
+        https://bugs.webkit.org/show_bug.cgi?id=185989
+
+        Reviewed by Saam Barati.
+
+        * wtf/Platform.h:
+
 2018-05-24  Carlos Alberto Lopez Perez  <clo...@igalia.com>
 
         [GTK][WPE] Memory pressure monitor doesn't reliable notify all the subprocesses

Modified: trunk/Source/WTF/wtf/Platform.h (232211 => 232212)


--- trunk/Source/WTF/wtf/Platform.h	2018-05-25 23:18:15 UTC (rev 232211)
+++ trunk/Source/WTF/wtf/Platform.h	2018-05-25 23:26:42 UTC (rev 232212)
@@ -731,6 +731,12 @@
 #define ENABLE_JIT 0
 #endif
 
+/* Disable the JIT for 32-bit Windows builds. */
+#if USE(JSVALUE32_64) && OS(WINDOWS)
+#undef ENABLE_JIT
+#define ENABLE_JIT 0
+#endif
+
 /* The FTL *does not* work on 32-bit platforms. Disable it even if someone asked us to enable it. */
 #if USE(JSVALUE32_64)
 #undef ENABLE_FTL_JIT
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