# zero the BSS section
xor %eax, %eax
# zero the BSS section
xor %eax, %eax
- mov _bss_start, %edi
- mov _bss_size, %ecx
+ mov $_bss_start, %edi
+ mov $_bss_size, %ecx
+ cmp $0, %ecx
jz skip_bss_zero
shr $4, %ecx
rep stosl
jz skip_bss_zero
shr $4, %ecx
rep stosl