Since the instructions refer to registers, they'll be able
to figure it out.
Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
ENTRY(__get_user_1)
CFI_STARTPROC
GET_THREAD_INFO(%edx)
- cmpl TI_addr_limit(%edx),%eax
+ cmp TI_addr_limit(%edx),%eax
jae bad_get_user
-1: movzbl (%eax),%edx
- xorl %eax,%eax
+1: movzb (%eax),%edx
+ xor %eax,%eax
ret
CFI_ENDPROC
ENDPROC(__get_user_1)
ENTRY(__get_user_2)
CFI_STARTPROC
- addl $1,%eax
+ add $1,%eax
jc bad_get_user
GET_THREAD_INFO(%edx)
- cmpl TI_addr_limit(%edx),%eax
+ cmp TI_addr_limit(%edx),%eax
jae bad_get_user
2: movzwl -1(%eax),%edx
- xorl %eax,%eax
+ xor %eax,%eax
ret
CFI_ENDPROC
ENDPROC(__get_user_2)
ENTRY(__get_user_4)
CFI_STARTPROC
- addl $3,%eax
+ add $3,%eax
jc bad_get_user
GET_THREAD_INFO(%edx)
- cmpl TI_addr_limit(%edx),%eax
+ cmp TI_addr_limit(%edx),%eax
jae bad_get_user
-3: movl -3(%eax),%edx
- xorl %eax,%eax
+3: mov -3(%eax),%edx
+ xor %eax,%eax
ret
CFI_ENDPROC
ENDPROC(__get_user_4)
bad_get_user:
CFI_STARTPROC
- xorl %edx,%edx
- movl $-14,%eax
+ xor %edx,%edx
+ mov $-14,%eax
ret
CFI_ENDPROC
END(bad_get_user)