Author: aurel32
Date: 2010-02-05 20:12:38 + (Fri, 05 Feb 2010)
New Revision: 4135
Added:
glibc-package/trunk/debian/patches/ia64/submitted-memchr.diff
Modified:
glibc-package/trunk/debian/changelog
glibc-package/trunk/debian/patches/series
Log:
* Add patches/ia64/submitted-memchr.diff to fix memchr() overshoot on ia64.
Closes: #563882
Modified: glibc-package/trunk/debian/changelog
===
--- glibc-package/trunk/debian/changelog2010-02-03 15:34:33 UTC (rev
4134)
+++ glibc-package/trunk/debian/changelog2010-02-05 20:12:38 UTC (rev
4135)
@@ -10,6 +10,8 @@
Closes: #565369.
* debian/rules.d/build.mk: Add --with-pkgversion and --with-bugurl
arguments.
+ * Add patches/ia64/submitted-memchr.diff to fix memchr() overshoot on ia64.
+Closes: #563882
[ Samuel Thibault ]
* patches/hurd-i386/local-pthread.diff: New hurd-only patch to provide
@@ -24,7 +26,7 @@
* patches/hurd-i386/submitted-getnprocs.diff: New patch to add get_nprocs()
and such weak aliases.
- -- Aurelien Jarno aure...@debian.org Sat, 23 Jan 2010 18:27:05 +0100
+ -- Aurelien Jarno aure...@debian.org Fri, 05 Feb 2010 21:11:00 +0100
eglibc (2.10.2-5) unstable; urgency=low
Added: glibc-package/trunk/debian/patches/ia64/submitted-memchr.diff
===
--- glibc-package/trunk/debian/patches/ia64/submitted-memchr.diff
(rev 0)
+++ glibc-package/trunk/debian/patches/ia64/submitted-memchr.diff
2010-02-05 20:12:38 UTC (rev 4135)
@@ -0,0 +1,39 @@
+2010-02-05 H.J. Lu hongjiu...@intel.com
+
+ PR libc/11230
+ * sysdeps/ia64/memchr.S: Don't read beyond the last byte
+ during recovery.
+
+diff --git a/sysdeps/ia64/memchr.S b/sysdeps/ia64/memchr.S
+index cdd71ca..56d8056 100644
+--- a/sysdeps/ia64/memchr.S
b/sysdeps/ia64/memchr.S
+@@ -47,7 +47,7 @@
+ #define saved_lc r16
+ #define chr r17
+ #define len r18
+-#define pos0 r20
++#define last r20
+ #define val r21
+ #define tmp r24
+ #define chrx8 r25
+@@ -67,6 +67,7 @@ ENTRY(__memchr)
+ mov saved_pr = pr // save the predicates
+ .body
+ mov ret0 = str
++ add last = str, in2 // last byte
+ and tmp = 7, str// tmp = str % 8
+ cmp.ne p7, p0 = r0, r0 // clear p7
+ extr.u chr = in1, 0, 8 // chr = (unsigned char) in1
+@@ -143,7 +144,10 @@ ENTRY(__memchr)
+ ld8 tmp = [ret0];; // load the first unchecked 8byte
+ xor aux[1] = tmp, chrx8;;
+ czx1.r poschr[1] = aux[1];;
+- cmp.ne p7, p0 = 8, poschr[1]
++ cmp.ne p7, p0 = 8, poschr[1];;
++(p7) add ret0 = addr[MEMLAT+2], poschr[1];;
++(p7) cmp.geu p6, p7 = ret0, last // don't go over the last byte
++(p6) br.cond.spnt.notfound;;
+ (p7) br.cond.spnt.foundit;;
+ addsret0 = 8, ret0 // load the next unchecked 8byte
+ br.sptk .l4;;
Modified: glibc-package/trunk/debian/patches/series
===
--- glibc-package/trunk/debian/patches/series 2010-02-03 15:34:33 UTC (rev
4134)
+++ glibc-package/trunk/debian/patches/series 2010-02-05 20:12:38 UTC (rev
4135)
@@ -119,6 +119,7 @@
ia64/submitted-libm.diff
ia64/submitted-siginfo.diff
ia64/cvs-memchr.diff
+ia64/submitted-memchr.diff
i386/local-biarch.diff
i386/local-clone.diff
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