From 4deedd0948c2321836b699d0fa7ed9f77476b026 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 10 Aug 2009 11:26:16 -0700 Subject: Add CFI directives to x86-64 pthread_rwlock_{rd,wr)lock. (cherry picked from commit 1bc2b97ee42dd653890657a4c910bd144247ea11) --- nptl/ChangeLog | 6 ++++++ nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S | 4 +++- nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S | 4 +++- 3 files changed, 12 insertions(+), 2 deletions(-) diff --git a/nptl/ChangeLog b/nptl/ChangeLog index 2caceeb1d3..cdd8bd3a46 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -1,3 +1,9 @@ +2009-08-10 Ulrich Drepper + + * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S: Add CFI + directives. + * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S: Likewise. + 2009-07-27 Ulrich Drepper [BZ #10418] diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S index 80fedd4ab1..35eb09cd0c 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2005, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005, 2007, 2009 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -30,6 +30,7 @@ .type __pthread_rwlock_rdlock,@function .align 16 __pthread_rwlock_rdlock: + cfi_startproc xorq %r10, %r10 /* Get the lock. */ @@ -167,6 +168,7 @@ __pthread_rwlock_rdlock: subq $MUTEX, %rdi #endif jmp 13b + cfi_endproc .size __pthread_rwlock_rdlock,.-__pthread_rwlock_rdlock .globl pthread_rwlock_rdlock diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S index 209c0e9a94..be6b8d8e20 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2005, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005, 2007, 2009 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2002. @@ -30,6 +30,7 @@ .type __pthread_rwlock_wrlock,@function .align 16 __pthread_rwlock_wrlock: + cfi_startproc xorq %r10, %r10 /* Get the lock. */ @@ -155,6 +156,7 @@ __pthread_rwlock_wrlock: subq $MUTEX, %rdi #endif jmp 13b + cfi_endproc .size __pthread_rwlock_wrlock,.-__pthread_rwlock_wrlock .globl pthread_rwlock_wrlock -- cgit 1.4.1