[Pcre-svn] [967] code/trunk: cache flush for Apple devices

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Autor: Subversion repository
Datum:  
To: pcre-svn
Betreff: [Pcre-svn] [967] code/trunk: cache flush for Apple devices
Revision: 967
          http://vcs.pcre.org/viewvc?view=rev&revision=967
Author:   zherczeg
Date:     2012-05-14 08:36:39 +0100 (Mon, 14 May 2012)


Log Message:
-----------
cache flush for Apple devices

Modified Paths:
--------------
    code/trunk/ChangeLog
    code/trunk/sljit/sljitConfigInternal.h


Modified: code/trunk/ChangeLog
===================================================================
--- code/trunk/ChangeLog    2012-05-14 06:27:21 UTC (rev 966)
+++ code/trunk/ChangeLog    2012-05-14 07:36:39 UTC (rev 967)
@@ -113,7 +113,10 @@


30. JIT compiler update.

+31. JIT is now supported on jailbroken iOS devices. Thanks for Ruiger
+    Rill for the patch.


+
Version 8.30 04-February-2012
-----------------------------


Modified: code/trunk/sljit/sljitConfigInternal.h
===================================================================
--- code/trunk/sljit/sljitConfigInternal.h    2012-05-14 06:27:21 UTC (rev 966)
+++ code/trunk/sljit/sljitConfigInternal.h    2012-05-14 07:36:39 UTC (rev 967)
@@ -194,17 +194,26 @@


#ifndef SLJIT_CACHE_FLUSH

-#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) || (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+#if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) || (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)

+/* Not required to implement on archs with unified caches. */
+#define SLJIT_CACHE_FLUSH(from, to)
+
+#elif defined __APPLE__
+
+/* Supported by all macs since Mac OS 10.5.
+   However, it does not work on non-jailbroken iOS devices,
+   although the compilation is successful. */
+
+#define SLJIT_CACHE_FLUSH(from, to) \
+    sys_icache_invalidate((char*)(from), (char*)(to) - (char*)(from))
+
+#elif (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) || (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
+
 /* The __clear_cache() implementation of GCC is a dummy function on PowerPC. */
 #define SLJIT_CACHE_FLUSH(from, to) \
     ppc_cache_flush((from), (to))


-#elif (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) || (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
-
-/* Not required to implement on archs with unified caches. */
-#define SLJIT_CACHE_FLUSH(from, to)
-
#else

/* Calls __ARM_NR_cacheflush on ARM-Linux. */