glibc git repo branch, master, updated. d2812fc6d26adc7fc74d85079874a8ee944343da

[drepper at sourceware dot org]

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- Log -----------------------------------------------------------------
http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=d2812fc6d26adc7fc74d85079874a8ee944343da

commit d2812fc6d26adc7fc74d85079874a8ee944343da
Author: H.J. Lu <hongjiu.lu@intel.com>
Date:   Thu May 21 18:43:45 2009 -0700

    Add ____longjmp_chk support for IA-64.

diff --git a/ChangeLog b/ChangeLog
index bbd282c..5746ede 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2009-05-21  H.J. Lu  <hongjiu.lu@intel.com>
 
+	* sysdeps/unix/sysv/linux/ia64/____longjmp_chk.S: New file.
+	* sysdeps/unix/sysv/linux/ia64/__longjmp.S: If CHECK_RSP is defined,
+	use it.
+
 	* sysdeps/i386/__longjmp.S: Add .text.
 	* sysdeps/x86_64/__longjmp.S: Likewise.
 
diff --git a/sysdeps/unix/sysv/linux/ia64/__longjmp.S b/sysdeps/unix/sysv/linux/ia64/__longjmp.S
index aa18fad..2e74904 100644
--- a/sysdeps/unix/sysv/linux/ia64/__longjmp.S
+++ b/sysdeps/unix/sysv/linux/ia64/__longjmp.S
@@ -42,7 +42,11 @@
 	/* __longjmp(__jmp_buf buf, int val) */
 
 LEAF(__longjmp)
+#ifdef CHECK_RSP
+	alloc r8=ar.pfs,2,1,1,0
+#else
 	alloc r8=ar.pfs,2,1,0,0
+#endif
 	mov r27=ar.rsc
 	add r2=0x98,in0		// r2 <- &jmpbuf.orig_jmp_buf_addr
 	;;
@@ -70,14 +74,18 @@ LEAF(__longjmp)
 	add r3=8,in0		// r3 <- &jmpbuf.r1
 	shl r9=r25,r17
 	;;
+	ld8.fill.nta r28=[r2],16	// r28 <- jmpbuf.sp
 	or r25=r8,r9
 	;;
 	mov r26=ar.rnat
 	mov ar.unat=r25		// setup ar.unat (NaT bits for r1, r4-r7, and r12)
 	;;
-	ld8.fill.nta sp=[r2],16	// r12 (sp)
+#ifdef CHECK_RSP
+	CHECK_RSP (r28)
+#endif
 	ld8.fill.nta gp=[r3],16		// r1 (gp)
 	dep r11=-1,r23,3,6	// r11 <- ia64_rse_rnat_addr(jmpbuf.ar_bsp)
+	mov sp=r28		// r12 (sp)
 	;;
 	ld8.nta r16=[r2],16		// caller's unat
 	ld8.nta r17=[r3],16		// fpsr

http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=e7535de78f5e027e91cab6d4288a45b03ba0097f

commit e7535de78f5e027e91cab6d4288a45b03ba0097f
Author: H.J. Lu <hongjiu.lu@intel.com>
Date:   Thu May 21 18:38:11 2009 -0700

    Add missing .text directives.
    
    The ____longjmp_chk functions on x86 and x86-64 were placed in .rodata.str1.1.

diff --git a/ChangeLog b/ChangeLog
index 5ff0279..bbd282c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-05-21  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* sysdeps/i386/__longjmp.S: Add .text.
+	* sysdeps/x86_64/__longjmp.S: Likewise.
+
 2009-05-21  Ulrich Drepper  <drepper@redhat.com>
 
 	* sysdeps/unix/sysv/linux/kernel-features.h: Don't define
diff --git a/sysdeps/i386/__longjmp.S b/sysdeps/i386/__longjmp.S
index 15c9e55..8b07320 100644
--- a/sysdeps/i386/__longjmp.S
+++ b/sysdeps/i386/__longjmp.S
@@ -28,6 +28,7 @@
 #define JBUF	PARMS
 #define VAL	JBUF+PTR_SIZE
 
+	.text
 ENTRY (BP_SYM (__longjmp))
 	ENTER
 
diff --git a/sysdeps/x86_64/__longjmp.S b/sysdeps/x86_64/__longjmp.S
index 7649e99..24552ec 100644
--- a/sysdeps/x86_64/__longjmp.S
+++ b/sysdeps/x86_64/__longjmp.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001,2004,2005,2006 Free Software Foundation, Inc.
+/* Copyright (C) 2001,2004,2005,2006,2009 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -23,6 +23,7 @@
 /* Jump to the position specified by ENV, causing the
    setjmp call there to return VAL, or 1 if VAL is 0.
    void __longjmp (__jmp_buf env, int val).  */
+	.text
 ENTRY(__longjmp)
 	/* Restore registers.  */
 	movq (JB_RSP*8)(%rdi),%r8

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog                                |    9 +++++++++
 sysdeps/i386/__longjmp.S                 |    1 +
 sysdeps/unix/sysv/linux/ia64/__longjmp.S |   10 +++++++++-
 sysdeps/x86_64/__longjmp.S               |    3 ++-
 4 files changed, 21 insertions(+), 2 deletions(-)


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