From: Florian Krohm <florian@eich-krohm.de>
Date: Mon, 8 Dec 2014 14:03:00 +0000 (+0000)
Subject: Announce, that the long displacement facility is noq required for s390x.
X-Git-Tag: svn/VALGRIND_3_11_0~784
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=d2039281b3729bd529ff48419e35137b9967c9da;p=thirdparty%2Fvalgrind.git

Announce, that the long displacement facility is noq required for s390x.
Update minimum machine model. See also VEX r3034.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14802
---

diff --git a/NEWS b/NEWS
index 4841de464b..79dc0bdb60 100644
--- a/NEWS
+++ b/NEWS
@@ -4,6 +4,9 @@ Release 3.11.0 is under development, not yet released.
 
 * ================== PLATFORM CHANGES =================
 
+* s390x: It is now required for the host to have the long displacement
+  facility. The oldest supported machine model is z990.
+
 * ==================== TOOL CHANGES ====================
 
 * Memcheck:
diff --git a/README.s390 b/README.s390
index cc1d2b3fd1..0af33e4a65 100644
--- a/README.s390
+++ b/README.s390
@@ -2,8 +2,8 @@
 Requirements
 ------------
 - You need GCC 3.4 or later to compile the s390 port.
-- To run valgrind a z10 machine or any later model is needed.
-  Older machine models down to and including z900 may work but have
+- To run valgrind a z10 machine or any later model is recommended.
+  Older machine models down to and including z990 may work but have
   not been tested extensively.
 
 
@@ -26,8 +26,8 @@ Hardware facilities
 -------------------
 Valgrind does not require that the host machine has the same hardware
 facilities as the machine for which the client program was compiled.
-This is convenient. The JIT compiler will translate the client instructions
-according to the facilities available on the host.
+This is convenient. If possible, the JIT compiler will translate the
+client instructions according to the facilities available on the host.
 This means, though, that probing for hardware facilities by issuing
 instructions from that facility and observing whether SIGILL is thrown
 may not work. As a consequence, programs that attempt to do so may
diff --git a/coregrind/m_main.c b/coregrind/m_main.c
index 2b2ac79b50..3f14452539 100644
--- a/coregrind/m_main.c
+++ b/coregrind/m_main.c
@@ -1774,7 +1774,7 @@ Int valgrind_main ( Int argc, HChar **argv, HChar **envp )
         VG_(printf)("   * AMD Athlon64/Opteron\n");
         VG_(printf)("   * ARM (armv7)\n");
         VG_(printf)("   * PowerPC (most; ppc405 and above)\n");
-        VG_(printf)("   * System z (64bit only - s390x; z900 and above)\n");
+        VG_(printf)("   * System z (64bit only - s390x; z990 and above)\n");
         VG_(printf)("\n");
         VG_(exit)(1);
      }