diff options
| author | Ulrich Drepper <drepper@redhat.com> | 2001-07-31 20:57:24 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2001-07-31 20:57:24 +0000 |
| commit | e14b1447804c705c7eb3c30b421acbf728310213 (patch) | |
| tree | 391bb7ba360e773c43bc4f324e1ca688b45e1c5a /sysdeps/unix/sysv/linux/i386/getcontext.S | |
| parent | ad71126b24491c31fd99b4ca8010cd1363f1c016 (diff) | |
Update.
* sysdeps/unix/sysv/linux/i386/getcontext.S: Don't touch the %gs
register so that contexts can be used in different threads.
* sysdeps/unix/sysv/linux/i386/setcontext.S: Likewise.
* sysdeps/unix/sysv/linux/i386/swapcontext.S: Likewise.
Diffstat (limited to 'sysdeps/unix/sysv/linux/i386/getcontext.S')
| -rw-r--r-- | sysdeps/unix/sysv/linux/i386/getcontext.S | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/getcontext.S b/sysdeps/unix/sysv/linux/i386/getcontext.S index ddc0f6f117..600a886863 100644 --- a/sysdeps/unix/sysv/linux/i386/getcontext.S +++ b/sysdeps/unix/sysv/linux/i386/getcontext.S @@ -43,13 +43,11 @@ ENTRY(__getcontext) movl %ecx, oESP(%eax) movl %ebx, oEBX(%eax) - /* Save the FS and GS segment register. */ + /* Save the FS segment register. We don't touch the GS register + since it is used for threads. */ xorl %edx, %edx - xorl %ecx, %ecx - movw %gs, %dx - movw %fs, %cx - movl %edx, oGS(%eax) - movl %ecx, oFS(%eax) + movw %fs, %dx + movl %edx, oFS(%eax) /* We have separate floating-point register content memory on the stack. We use the __fpregs_mem block in the context. Set the |