diff options
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 |