Lines Matching refs:null
56 / to check if a 32-bit word data contains a null byte or not:
59 / that means the 32-bit word data contains a null byte.
79 cmpl $0x80808080, %ecx / if no null byte in this word
83 cmpb $0, (%edi) / if a byte in (%edi) is null
91 / %edi points to a null byte in destination string
108 cmpl $0x80808080, %ecx / if null byte in this word
120 / number of bytes < 4 or a null byte found in the word
128 cmpb $0, %dl / compare %dl with a null byte
129 je .L9 / if %dl is a null, goto .L9
142 cmpb $0, %dl / compare %dl with a null byte
143 je .L9 / if %dl is a null, goto .L9
147 movb $0, (%edi) / null termination