aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/unix/sysv/linux/x86_64/setcontext.S
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2005-03-31 10:02:53 +0000
committerUlrich Drepper <drepper@redhat.com>2005-03-31 10:02:53 +0000
commitee6189855aab3a9be8f3c2d95ce2b2cd17db4ec2 (patch)
treecf3e2fe1f9be5b358033fd927a0bd922542e04a1 /sysdeps/unix/sysv/linux/x86_64/setcontext.S
parent4d6302cf51b16a129addf7687c91490c40a7225c (diff)
downloadglibc-ee6189855aab3a9be8f3c2d95ce2b2cd17db4ec2.tar
glibc-ee6189855aab3a9be8f3c2d95ce2b2cd17db4ec2.tar.gz
glibc-ee6189855aab3a9be8f3c2d95ce2b2cd17db4ec2.tar.bz2
glibc-ee6189855aab3a9be8f3c2d95ce2b2cd17db4ec2.zip
* sysdeps/unix/sysv/linux/x86_64/getcontext.S: Use functionally
equivalent, but shorter instructions. * sysdeps/unix/sysv/linux/x86_64/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/setcontext.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/clone.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/swapcontext.S: Likewise. * sysdeps/unix/x86_64/sysdep.S: Likewise. * sysdeps/x86_64/strchr.S: Likewise. * sysdeps/x86_64/memset.S: Likewise. * sysdeps/x86_64/strcspn.S: Likewise. * sysdeps/x86_64/strcmp.S: Likewise. * sysdeps/x86_64/elf/start.S: Likewise. * sysdeps/x86_64/strspn.S: Likewise. * sysdeps/x86_64/dl-machine.h: Likewise. * sysdeps/x86_64/bsd-_setjmp.S: Likewise. * sysdeps/x86_64/bsd-setjmp.S: Likewise. * sysdeps/x86_64/strtok.S: Likewise.
Diffstat (limited to 'sysdeps/unix/sysv/linux/x86_64/setcontext.S')
-rw-r--r--sysdeps/unix/sysv/linux/x86_64/setcontext.S12
1 files changed, 6 insertions, 6 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/setcontext.S b/sysdeps/unix/sysv/linux/x86_64/setcontext.S
index 65c03d8a01..51e4a50712 100644
--- a/sysdeps/unix/sysv/linux/x86_64/setcontext.S
+++ b/sysdeps/unix/sysv/linux/x86_64/setcontext.S
@@ -1,5 +1,5 @@
/* Install given context.
- Copyright (C) 2002, 2004 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2004, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Jaeger <aj@suse.de>, 2002.
@@ -40,10 +40,10 @@ ENTRY(__setcontext)
/* Set the signal mask with
rt_sigprocmask (SIG_SETMASK, mask, NULL, _NSIG/8). */
leaq oSIGMASK(%rdi), %rsi
- xorq %rdx, %rdx
- movq $SIG_SETMASK, %rdi
- movq $_NSIG8,%r10
- movq $__NR_rt_sigprocmask, %rax
+ xorl %edx, %edx
+ movl $SIG_SETMASK, %edi
+ movl $_NSIG8,%r10d
+ movl $__NR_rt_sigprocmask, %eax
syscall
popq %rdi /* Reload %rdi, adjust stack. */
cfi_adjust_cfa_offset(-8)
@@ -96,7 +96,7 @@ ENTRY(__setcontext)
cfi_startproc
/* Clear rax to indicate success. */
- xorq %rax, %rax
+ xorl %eax, %eax
L(pseudo_end):
ret